#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <assert.h>
#include "windef.h"
#include "winbase.h"
#include "winreg.h"
#include "ntsecapi.h"
#include "wincrypt.h"
#include "handle.h"
#include "implglue.h"
#include "objbase.h"
#include "rpcproxy.h"
#include "aclapi.h"
#include "wine/debug.h"

Include dependency graph for rsaenh.c:

Classes
struct	_RSAENH_TLS1PRF_PARAMS

struct	tagCRYPTHASH

struct	_RSAENH_SCHANNEL_INFO

struct	tagCRYPTKEY

struct	tagKEYCONTAINER

Macros
#define	RSAENH_MAGIC_KEY 0x73620457u

#define	RSAENH_MAX_KEY_SIZE 64

#define	RSAENH_MAX_BLOCK_SIZE 24

#define	RSAENH_KEYSTATE_IDLE 0

#define	RSAENH_KEYSTATE_ENCRYPTING 1

#define	RSAENH_KEYSTATE_MASTERKEY 2

#define	RSAENH_MAGIC_HASH 0x85938417u

#define	RSAENH_HASHSTATE_HASHING 1

#define	RSAENH_HASHSTATE_FINISHED 2

#define	RSAENH_PERSONALITY_BASE 0u

#define	RSAENH_PERSONALITY_STRONG 1u

#define	RSAENH_PERSONALITY_ENHANCED 2u

#define	RSAENH_PERSONALITY_SCHANNEL 3u

#define	RSAENH_PERSONALITY_AES 4u

#define	RSAENH_MAGIC_CONTAINER 0x26384993u

#define	RSAENH_HMAC_DEF_IPAD_CHAR 0x36

#define	RSAENH_HMAC_DEF_OPAD_CHAR 0x5c

#define	RSAENH_HMAC_DEF_PAD_LEN 64

#define	RSAENH_HMAC_BLOCK_LEN 64

#define	RSAENH_DES_EFFECTIVE_KEYLEN 56

#define	RSAENH_DES_STORAGE_KEYLEN 64

#define	RSAENH_3DES112_EFFECTIVE_KEYLEN 112

#define	RSAENH_3DES112_STORAGE_KEYLEN 128

#define	RSAENH_3DES_EFFECTIVE_KEYLEN 168

#define	RSAENH_3DES_STORAGE_KEYLEN 192

#define	RSAENH_MAGIC_RSA2 0x32415352

#define	RSAENH_MAGIC_RSA1 0x31415352

#define	RSAENH_PKC_BLOCKTYPE 0x02

#define	RSAENH_SSL3_VERSION_MAJOR 3

#define	RSAENH_SSL3_VERSION_MINOR 0

#define	RSAENH_TLS1_VERSION_MAJOR 3

#define	RSAENH_TLS1_VERSION_MINOR 1

#define	RSAENH_REGKEY "Software\\Wine\\Crypto\\RSA\\%s"

#define	RSAENH_MIN(a, b) ((a)<(b)?(a):(b))

#define	RSAENH_MAX_ENUMALGS 24

#define	RSAENH_PCT1_SSL2_SSL3_TLS1 (CRYPT_FLAG_PCT1\|CRYPT_FLAG_SSL2\|CRYPT_FLAG_SSL3\|CRYPT_FLAG_TLS1)

#define	S(s) sizeof(s), s

Typedefs
typedef struct _RSAENH_TLS1PRF_PARAMS	RSAENH_TLS1PRF_PARAMS

typedef struct tagCRYPTHASH	CRYPTHASH

typedef struct _RSAENH_SCHANNEL_INFO	RSAENH_SCHANNEL_INFO

typedef struct tagCRYPTKEY	CRYPTKEY

typedef struct tagKEYCONTAINER	KEYCONTAINER

Functions
	WINE_DEFAULT_DEBUG_CHANNEL (crypt)

BOOL WINAPI	RSAENH_CPGetKeyParam (HCRYPTPROV hProv, HCRYPTKEY hKey, DWORD dwParam, BYTE pbData, DWORD pdwDataLen, DWORD dwFlags)

BOOL WINAPI	RSAENH_CPCreateHash (HCRYPTPROV hProv, ALG_ID Algid, HCRYPTKEY hKey, DWORD dwFlags, HCRYPTHASH *phHash)

BOOL WINAPI	RSAENH_CPSetHashParam (HCRYPTPROV hProv, HCRYPTHASH hHash, DWORD dwParam, BYTE *pbData, DWORD dwFlags)

BOOL WINAPI	RSAENH_CPGetHashParam (HCRYPTPROV hProv, HCRYPTHASH hHash, DWORD dwParam, BYTE pbData, DWORD pdwDataLen, DWORD dwFlags)

BOOL WINAPI	RSAENH_CPDestroyHash (HCRYPTPROV hProv, HCRYPTHASH hHash)

static BOOL	crypt_export_key (CRYPTKEY pCryptKey, HCRYPTKEY hPubKey, DWORD dwBlobType, DWORD dwFlags, BOOL force, BYTE pbData, DWORD *pdwDataLen)

static BOOL	import_key (HCRYPTPROV hProv, const BYTE pbData, DWORD dwDataLen, HCRYPTKEY hPubKey, DWORD dwFlags, BOOL fStoreKey, HCRYPTKEY phKey)

BOOL WINAPI	RSAENH_CPHashData (HCRYPTPROV hProv, HCRYPTHASH hHash, const BYTE *pbData, DWORD dwDataLen, DWORD dwFlags)

BOOL WINAPI	DllMain (HINSTANCE hInstance, DWORD fdwReason, PVOID reserved)

static BOOL	copy_param (BYTE pbBuffer, DWORD pdwBufferSize, const BYTE *pbParam, DWORD dwParamSize)

static KEYCONTAINER *	get_key_container (HCRYPTPROV hProv)

static const PROV_ENUMALGS_EX *	get_algid_info (HCRYPTPROV hProv, ALG_ID algid)

static BOOL	copy_data_blob (PCRYPT_DATA_BLOB dst, const PCRYPT_DATA_BLOB src)

static BOOL	concat_data_blobs (PCRYPT_DATA_BLOB dst, const PCRYPT_DATA_BLOB src1, const PCRYPT_DATA_BLOB src2)

static void	free_data_blob (PCRYPT_DATA_BLOB pBlob)

static void	init_data_blob (PCRYPT_DATA_BLOB pBlob)

BOOL	block_encrypt (CRYPTKEY key, BYTE data, DWORD data_len, DWORD buf_len, BOOL final, KEY_CONTEXT context, BYTE *chain_vector)

static void	free_hmac_info (PHMAC_INFO hmac_info)

static BOOL	copy_hmac_info (PHMAC_INFO dst, const HMAC_INFO src, DWORD block_len)

static void	destroy_hash (OBJECTHDR *pObject)

static BOOL	init_hash (CRYPTHASH *pCryptHash)

static void	update_hash (CRYPTHASH pCryptHash, const BYTE pbData, DWORD dwDataLen)

static void	finalize_hash (CRYPTHASH *pCryptHash)

static void	destroy_key (OBJECTHDR *pObject)

static void	setup_key (CRYPTKEY *pCryptKey)

static HCRYPTKEY	alloc_key (HCRYPTPROV hprov, ALG_ID alg_id, DWORD flags, DWORD key_len, CRYPTKEY **ret_key)

static HCRYPTKEY	new_key (HCRYPTPROV hProv, ALG_ID aiAlgid, DWORD dwFlags, CRYPTKEY **ppCryptKey)

static LPCSTR	map_key_spec_to_key_pair_name (DWORD dwKeySpec)

static void	store_key_pair (HCRYPTKEY hCryptKey, HKEY hKey, DWORD dwKeySpec, DWORD dwFlags)

static LPCSTR	map_key_spec_to_permissions_name (DWORD dwKeySpec)

static void	store_key_permissions (HCRYPTKEY hCryptKey, HKEY hKey, DWORD dwKeySpec)

static BOOL	create_container_key (KEYCONTAINER pKeyContainer, REGSAM sam, HKEY phKey)

static BOOL	open_container_key (LPCSTR pszContainerName, DWORD dwFlags, REGSAM access, HKEY *phKey)

static BOOL	delete_container_key (LPCSTR pszContainerName, DWORD dwFlags)

static void	store_key_container_keys (KEYCONTAINER *pKeyContainer)

static void	store_key_container_permissions (KEYCONTAINER *pKeyContainer)

static void	release_key_container_keys (KEYCONTAINER *pKeyContainer)

static void	destroy_key_container (OBJECTHDR *pObjectHdr)

static HCRYPTPROV	new_key_container (PCCH pszContainerName, DWORD dwFlags, const VTableProvStruc *pVTable)

static BOOL	read_key_value (HCRYPTPROV hKeyContainer, HKEY hKey, DWORD dwKeySpec, DWORD dwFlags, HCRYPTKEY *phCryptKey)

static HCRYPTPROV	read_key_container (PCHAR pszContainerName, DWORD dwFlags, const VTableProvStruc *pVTable)

static BOOL	build_hash_signature (BYTE pbSignature, DWORD dwLen, ALG_ID aiAlgid, const BYTE abHashValue, DWORD dwHashLen, DWORD dwFlags)

static BOOL	tls1_p (HCRYPTHASH hHMAC, const PCRYPT_DATA_BLOB pblobSeed, BYTE *pbBuffer, DWORD dwBufferLen)

static BOOL	tls1_prf (HCRYPTPROV hProv, HCRYPTPROV hSecret, const PCRYPT_DATA_BLOB pblobLabel, const PCRYPT_DATA_BLOB pblobSeed, BYTE *pbBuffer, DWORD dwBufferLen)

static BOOL	pad_data_pkcs1 (const BYTE abData, DWORD dwDataLen, BYTE abBuffer, DWORD dwBufferLen, DWORD dwFlags)

static BOOL	pkcs1_mgf1 (HCRYPTPROV hProv, const BYTE *pbSeed, DWORD dwSeedLength, DWORD dwLength, PCRYPT_DATA_BLOB pbMask)

static BOOL	pad_data_oaep (HCRYPTPROV hProv, const BYTE abData, DWORD dwDataLen, BYTE abBuffer, DWORD dwBufferLen, DWORD dwFlags)

static BOOL	pad_data (HCRYPTPROV hProv, const BYTE abData, DWORD dwDataLen, BYTE abBuffer, DWORD dwBufferLen, DWORD dwFlags)

static BOOL	unpad_data_pkcs1 (const BYTE abData, DWORD dwDataLen, BYTE abBuffer, DWORD *dwBufferLen, DWORD dwFlags)

static BOOL	unpad_data_oaep (HCRYPTPROV hProv, const BYTE abData, DWORD dwDataLen, BYTE abBuffer, DWORD *dwBufferLen, DWORD dwFlags)

static BOOL	unpad_data (HCRYPTPROV hProv, const BYTE abData, DWORD dwDataLen, BYTE abBuffer, DWORD *dwBufferLen, DWORD dwFlags)

BOOL WINAPI	RSAENH_CPAcquireContext (HCRYPTPROV *phProv, LPSTR pszContainer, DWORD dwFlags, PVTableProvStruc pVTable)

BOOL WINAPI	RSAENH_CPDestroyKey (HCRYPTPROV hProv, HCRYPTKEY hKey)

BOOL WINAPI	RSAENH_CPDuplicateHash (HCRYPTPROV hUID, HCRYPTHASH hHash, DWORD pdwReserved, DWORD dwFlags, HCRYPTHASH phHash)

BOOL WINAPI	RSAENH_CPDuplicateKey (HCRYPTPROV hUID, HCRYPTKEY hKey, DWORD pdwReserved, DWORD dwFlags, HCRYPTKEY phKey)

BOOL WINAPI	RSAENH_CPEncrypt (HCRYPTPROV hProv, HCRYPTKEY hKey, HCRYPTHASH hHash, BOOL Final, DWORD dwFlags, BYTE pbData, DWORD pdwDataLen, DWORD dwBufLen)

BOOL WINAPI	RSAENH_CPDecrypt (HCRYPTPROV hProv, HCRYPTKEY hKey, HCRYPTHASH hHash, BOOL Final, DWORD dwFlags, BYTE pbData, DWORD pdwDataLen)

static BOOL	crypt_export_simple (CRYPTKEY pCryptKey, CRYPTKEY pPubKey, DWORD dwFlags, BYTE pbData, DWORD pdwDataLen)

static BOOL	crypt_export_public_key (CRYPTKEY pCryptKey, BYTE pbData, DWORD *pdwDataLen)

static BOOL	crypt_export_private_key (CRYPTKEY pCryptKey, BOOL force, BYTE pbData, DWORD *pdwDataLen)

static BOOL	crypt_export_plaintext_key (CRYPTKEY pCryptKey, BYTE pbData, DWORD *pdwDataLen)

BOOL WINAPI	RSAENH_CPExportKey (HCRYPTPROV hProv, HCRYPTKEY hKey, HCRYPTKEY hPubKey, DWORD dwBlobType, DWORD dwFlags, BYTE pbData, DWORD pdwDataLen)

static void	release_and_install_key (HCRYPTPROV hProv, HCRYPTKEY src, HCRYPTKEY *dest, DWORD fStoreKey)

static BOOL	import_private_key (HCRYPTPROV hProv, const BYTE pbData, DWORD dwDataLen, DWORD dwFlags, BOOL fStoreKey, HCRYPTKEY phKey)

static BOOL	import_public_key (HCRYPTPROV hProv, const BYTE pbData, DWORD dwDataLen, DWORD dwFlags, HCRYPTKEY phKey)

static BOOL	import_symmetric_key (HCRYPTPROV hProv, const BYTE pbData, DWORD dwDataLen, HCRYPTKEY hPubKey, DWORD dwFlags, HCRYPTKEY phKey)

static BOOL	import_plaintext_key (HCRYPTPROV hProv, const BYTE pbData, DWORD dwDataLen, DWORD dwFlags, HCRYPTKEY phKey)

BOOL WINAPI	RSAENH_CPImportKey (HCRYPTPROV hProv, const BYTE pbData, DWORD dwDataLen, HCRYPTKEY hPubKey, DWORD dwFlags, HCRYPTKEY phKey)

BOOL WINAPI	RSAENH_CPGenKey (HCRYPTPROV hProv, ALG_ID Algid, DWORD dwFlags, HCRYPTKEY *phKey)

BOOL WINAPI	RSAENH_CPGenRandom (HCRYPTPROV hProv, DWORD dwLen, BYTE *pbBuffer)

BOOL WINAPI	RSAENH_CPSetKeyParam (HCRYPTPROV hProv, HCRYPTKEY hKey, DWORD dwParam, BYTE *pbData, DWORD dwFlags)

BOOL WINAPI	RSAENH_CPGetProvParam (HCRYPTPROV hProv, DWORD dwParam, BYTE pbData, DWORD pdwDataLen, DWORD dwFlags)

BOOL WINAPI	RSAENH_CPDeriveKey (HCRYPTPROV hProv, ALG_ID Algid, HCRYPTHASH hBaseData, DWORD dwFlags, HCRYPTKEY *phKey)

BOOL WINAPI	RSAENH_CPGetUserKey (HCRYPTPROV hProv, DWORD dwKeySpec, HCRYPTKEY *phUserKey)

BOOL WINAPI	RSAENH_CPHashSessionKey (HCRYPTPROV hProv, HCRYPTHASH hHash, HCRYPTKEY hKey, DWORD dwFlags)

BOOL WINAPI	RSAENH_CPReleaseContext (HCRYPTPROV hProv, DWORD dwFlags)

BOOL WINAPI	RSAENH_CPSetProvParam (HCRYPTPROV hProv, DWORD dwParam, BYTE *pbData, DWORD dwFlags)

BOOL WINAPI	RSAENH_CPSignHash (HCRYPTPROV hProv, HCRYPTHASH hHash, DWORD dwKeySpec, LPCWSTR sDescription, DWORD dwFlags, BYTE pbSignature, DWORD pdwSigLen)

BOOL WINAPI	RSAENH_CPVerifySignature (HCRYPTPROV hProv, HCRYPTHASH hHash, const BYTE *pbSignature, DWORD dwSigLen, HCRYPTKEY hPubKey, LPCWSTR sDescription, DWORD dwFlags)

Variables
static const PROV_ENUMALGS_EX	aProvEnumAlgsEx [5][RSAENH_MAX_ENUMALGS+1]

static struct handle_table	handle_table

Macro Definition Documentation

◆ RSAENH_3DES112_EFFECTIVE_KEYLEN

#define RSAENH_3DES112_EFFECTIVE_KEYLEN 112

Definition at line 145 of file rsaenh.c.

◆ RSAENH_3DES112_STORAGE_KEYLEN

#define RSAENH_3DES112_STORAGE_KEYLEN 128

Definition at line 146 of file rsaenh.c.

◆ RSAENH_3DES_EFFECTIVE_KEYLEN

#define RSAENH_3DES_EFFECTIVE_KEYLEN 168

Definition at line 147 of file rsaenh.c.

◆ RSAENH_3DES_STORAGE_KEYLEN

#define RSAENH_3DES_STORAGE_KEYLEN 192

Definition at line 148 of file rsaenh.c.

◆ RSAENH_DES_EFFECTIVE_KEYLEN

#define RSAENH_DES_EFFECTIVE_KEYLEN 56

Definition at line 143 of file rsaenh.c.

◆ RSAENH_DES_STORAGE_KEYLEN

#define RSAENH_DES_STORAGE_KEYLEN 64

Definition at line 144 of file rsaenh.c.

◆ RSAENH_HASHSTATE_FINISHED

#define RSAENH_HASHSTATE_FINISHED 2

Definition at line 56 of file rsaenh.c.

◆ RSAENH_HASHSTATE_HASHING

#define RSAENH_HASHSTATE_HASHING 1

Definition at line 55 of file rsaenh.c.

◆ RSAENH_HMAC_BLOCK_LEN

#define RSAENH_HMAC_BLOCK_LEN 64

Definition at line 142 of file rsaenh.c.

◆ RSAENH_HMAC_DEF_IPAD_CHAR

#define RSAENH_HMAC_DEF_IPAD_CHAR 0x36

Definition at line 139 of file rsaenh.c.

◆ RSAENH_HMAC_DEF_OPAD_CHAR

#define RSAENH_HMAC_DEF_OPAD_CHAR 0x5c

Definition at line 140 of file rsaenh.c.

◆ RSAENH_HMAC_DEF_PAD_LEN

#define RSAENH_HMAC_DEF_PAD_LEN 64

Definition at line 141 of file rsaenh.c.

◆ RSAENH_KEYSTATE_ENCRYPTING

#define RSAENH_KEYSTATE_ENCRYPTING 1

Definition at line 48 of file rsaenh.c.

◆ RSAENH_KEYSTATE_IDLE

#define RSAENH_KEYSTATE_IDLE 0

Definition at line 47 of file rsaenh.c.

◆ RSAENH_KEYSTATE_MASTERKEY

#define RSAENH_KEYSTATE_MASTERKEY 2

Definition at line 49 of file rsaenh.c.

◆ RSAENH_MAGIC_CONTAINER

#define RSAENH_MAGIC_CONTAINER 0x26384993u

Definition at line 122 of file rsaenh.c.

◆ RSAENH_MAGIC_HASH

#define RSAENH_MAGIC_HASH 0x85938417u

Definition at line 54 of file rsaenh.c.

◆ RSAENH_MAGIC_KEY

#define RSAENH_MAGIC_KEY 0x73620457u

Definition at line 44 of file rsaenh.c.

◆ RSAENH_MAGIC_RSA1

#define RSAENH_MAGIC_RSA1 0x31415352

Definition at line 150 of file rsaenh.c.

◆ RSAENH_MAGIC_RSA2

#define RSAENH_MAGIC_RSA2 0x32415352

Definition at line 149 of file rsaenh.c.

◆ RSAENH_MAX_BLOCK_SIZE

#define RSAENH_MAX_BLOCK_SIZE 24

Definition at line 46 of file rsaenh.c.

◆ RSAENH_MAX_ENUMALGS

#define RSAENH_MAX_ENUMALGS 24

Definition at line 162 of file rsaenh.c.

◆ RSAENH_MAX_KEY_SIZE

#define RSAENH_MAX_KEY_SIZE 64

Definition at line 45 of file rsaenh.c.

◆ RSAENH_MIN

#define RSAENH_MIN	(	a,
		b
	)	((a)<(b)?(a):(b))

Definition at line 158 of file rsaenh.c.

◆ RSAENH_PCT1_SSL2_SSL3_TLS1

#define RSAENH_PCT1_SSL2_SSL3_TLS1 (CRYPT_FLAG_PCT1|CRYPT_FLAG_SSL2|CRYPT_FLAG_SSL3|CRYPT_FLAG_TLS1)

Definition at line 163 of file rsaenh.c.

◆ RSAENH_PERSONALITY_AES

#define RSAENH_PERSONALITY_AES 4u

Definition at line 120 of file rsaenh.c.

◆ RSAENH_PERSONALITY_BASE

#define RSAENH_PERSONALITY_BASE 0u

Definition at line 116 of file rsaenh.c.

◆ RSAENH_PERSONALITY_ENHANCED

#define RSAENH_PERSONALITY_ENHANCED 2u

Definition at line 118 of file rsaenh.c.

◆ RSAENH_PERSONALITY_SCHANNEL

#define RSAENH_PERSONALITY_SCHANNEL 3u

Definition at line 119 of file rsaenh.c.

◆ RSAENH_PERSONALITY_STRONG

#define RSAENH_PERSONALITY_STRONG 1u

Definition at line 117 of file rsaenh.c.

◆ RSAENH_PKC_BLOCKTYPE

#define RSAENH_PKC_BLOCKTYPE 0x02

Definition at line 151 of file rsaenh.c.

◆ RSAENH_REGKEY

#define RSAENH_REGKEY "Software\\Wine\\Crypto\\RSA\\%s"

Definition at line 156 of file rsaenh.c.

◆ RSAENH_SSL3_VERSION_MAJOR

#define RSAENH_SSL3_VERSION_MAJOR 3

Definition at line 152 of file rsaenh.c.

◆ RSAENH_SSL3_VERSION_MINOR

#define RSAENH_SSL3_VERSION_MINOR 0

Definition at line 153 of file rsaenh.c.

◆ RSAENH_TLS1_VERSION_MAJOR

#define RSAENH_TLS1_VERSION_MAJOR 3

Definition at line 154 of file rsaenh.c.

◆ RSAENH_TLS1_VERSION_MINOR

#define RSAENH_TLS1_VERSION_MINOR 1

Definition at line 155 of file rsaenh.c.

◆ S

#define S ( s ) sizeof(s), s

Definition at line 164 of file rsaenh.c.

Typedef Documentation

◆ CRYPTHASH

typedef struct tagCRYPTHASH CRYPTHASH

◆ CRYPTKEY

typedef struct tagCRYPTKEY CRYPTKEY

◆ KEYCONTAINER

typedef struct tagKEYCONTAINER KEYCONTAINER

◆ RSAENH_SCHANNEL_INFO

typedef struct _RSAENH_SCHANNEL_INFO RSAENH_SCHANNEL_INFO

◆ RSAENH_TLS1PRF_PARAMS

typedef struct _RSAENH_TLS1PRF_PARAMS RSAENH_TLS1PRF_PARAMS

Function Documentation

◆ alloc_key()

static HCRYPTKEY alloc_key	(	HCRYPTPROV	hprov,
		ALG_ID	alg_id,
		DWORD	flags,
		DWORD	key_len,
		CRYPTKEY **	ret_key
	)

static

Definition at line 880 of file rsaenh.c.

{
    KEYCONTAINER *key_container = get_key_container(hprov);
    HCRYPTKEY hkey;
    CRYPTKEY *key;
 
    hkey = new_object(&handle_table, sizeof(CRYPTKEY), RSAENH_MAGIC_KEY,
                      destroy_key, (OBJECTHDR**)&key);
    if (hkey == (HCRYPTKEY)INVALID_HANDLE_VALUE)
        return hkey;
 
    key->aiAlgid = alg_id;
    key->hProv = hprov;
    key->dwModeBits = 0;
    key->dwPermissions = CRYPT_ENCRYPT | CRYPT_DECRYPT | CRYPT_READ | CRYPT_WRITE | CRYPT_MAC;
    if (flags & CRYPT_EXPORTABLE)
        key->dwPermissions |= CRYPT_EXPORT;
    key->dwKeyLen = key_len >> 3;
    key->dwEffectiveKeyLen = 0;
 
    /*
     * For compatibility reasons a 40 bit key on the Enhanced
     * provider will not have salt
     */
    if (key_container->dwPersonality == RSAENH_PERSONALITY_ENHANCED
        && (alg_id == CALG_RC2 || alg_id == CALG_RC4)
        && (flags & CRYPT_CREATE_SALT) && key_len == 40)
        key->dwSaltLen = 0;
    else if ((flags & CRYPT_CREATE_SALT) || (key_len == 40 && !(flags & CRYPT_NO_SALT)))
        key->dwSaltLen = 16 /*FIXME*/ - key->dwKeyLen;
    else
        key->dwSaltLen = 0;
    memset(key->abKeyValue, 0, sizeof(key->abKeyValue));
    memset(key->abInitVector, 0, sizeof(key->abInitVector));
    memset(&key->siSChannelInfo.saEncAlg, 0, sizeof(key->siSChannelInfo.saEncAlg));
    memset(&key->siSChannelInfo.saMACAlg, 0, sizeof(key->siSChannelInfo.saMACAlg));
    init_data_blob(&key->siSChannelInfo.blobClientRandom);
    init_data_blob(&key->siSChannelInfo.blobServerRandom);
    init_data_blob(&key->blobHmacKey);
 
    switch(alg_id)
    {
        case CALG_PCT1_MASTER:
        case CALG_SSL2_MASTER:
        case CALG_SSL3_MASTER:
        case CALG_TLS1_MASTER:
        case CALG_RC4:
            key->dwBlockLen = 0;
            key->dwMode = 0;
            break;
 
        case CALG_RC2:
        case CALG_DES:
        case CALG_3DES_112:
        case CALG_3DES:
            key->dwBlockLen = 8;
            key->dwMode = CRYPT_MODE_CBC;
            break;
 
        case CALG_AES_128:
        case CALG_AES_192:
        case CALG_AES_256:
            key->dwBlockLen = 16;
            key->dwMode = CRYPT_MODE_CBC;
            break;
 
        case CALG_RSA_KEYX:
        case CALG_RSA_SIGN:
            key->dwBlockLen = key_len >> 3;
            key->dwMode = 0;
            break;
 
        case CALG_HMAC:
            key->dwBlockLen = 0;
            key->dwMode = 0;
            break;
    }
 
    *ret_key = key;
    return hkey;
}

Referenced by import_symmetric_key(), and new_key().

◆ block_encrypt()

BOOL block_encrypt	(	CRYPTKEY *	key,
		BYTE *	data,
		DWORD *	data_len,
		DWORD	buf_len,
		BOOL	final,
		KEY_CONTEXT *	context,
		BYTE *	chain_vector
	)

Definition at line 525 of file rsaenh.c.

{
    BYTE *in, out[RSAENH_MAX_BLOCK_SIZE], o[RSAENH_MAX_BLOCK_SIZE];
    unsigned int encrypted_len, i, j, k;
 
    if (!final && (*data_len % key->dwBlockLen))
    {
        SetLastError(NTE_BAD_DATA);
        return FALSE;
    }
 
    encrypted_len = (*data_len / key->dwBlockLen + (final ? 1 : 0)) * key->dwBlockLen;
 
    if (data == NULL)
    {
        *data_len = encrypted_len;
        return TRUE;
    }
    if (encrypted_len > buf_len)
    {
        *data_len = encrypted_len;
        SetLastError(ERROR_MORE_DATA);
        return FALSE;
    }
 
    /* Pad final block with length bytes */
    for (i = *data_len; i < encrypted_len; i++) data[i] = encrypted_len - *data_len;
    *data_len = encrypted_len;
 
    for (i = 0, in = data; i < *data_len; i += key->dwBlockLen, in += key->dwBlockLen)
    {
        switch (key->dwMode) {
            case CRYPT_MODE_ECB:
                encrypt_block_impl(key->aiAlgid, context, in, out);
                break;
            case CRYPT_MODE_CBC:
                for (j = 0; j < key->dwBlockLen; j++)
                    in[j] ^= chain_vector[j];
                encrypt_block_impl(key->aiAlgid, context, in, out);
                memcpy(chain_vector, out, key->dwBlockLen);
                break;
            case CRYPT_MODE_CFB:
                for (j = 0; j < key->dwBlockLen; j++)
                {
                    encrypt_block_impl(key->aiAlgid, context, chain_vector, o);
                    out[j] = in[j] ^ o[0];
                    for (k = 0; k < key->dwBlockLen - 1; k++)
                        chain_vector[k] = chain_vector[k+1];
                    chain_vector[k] = out[j];
                }
                break;
            default:
                SetLastError(NTE_BAD_ALGID);
                return FALSE;
        }
        memcpy(in, out, key->dwBlockLen);
    }
    return TRUE;
}

Referenced by finalize_hash(), RSAENH_CPEncrypt(), and update_hash().

◆ build_hash_signature()

static BOOL build_hash_signature	(	BYTE *	pbSignature,
		DWORD	dwLen,
		ALG_ID	aiAlgid,
		const BYTE *	abHashValue,
		DWORD	dwHashLen,
		DWORD	dwFlags
	)

static

Definition at line 1565 of file rsaenh.c.

{
    /* These prefixes are meant to be concatenated with hash values of the
     * respective kind to form a PKCS #7 DigestInfo. */
    static const struct tagOIDDescriptor {
        ALG_ID aiAlgid;
        DWORD dwLen;
        const BYTE abOID[19];
    } aOIDDescriptor[] = {
        { CALG_MD2, 18, { 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48,
                          0x86, 0xf7, 0x0d, 0x02, 0x02, 0x05, 0x00, 0x04, 0x10 } },
        { CALG_MD4, 18, { 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48, 
                          0x86, 0xf7, 0x0d, 0x02, 0x04, 0x05, 0x00, 0x04, 0x10 } },
        { CALG_MD5, 18, { 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48,
                          0x86, 0xf7, 0x0d, 0x02, 0x05, 0x05, 0x00, 0x04, 0x10 } },
        { CALG_SHA, 15, { 0x30, 0x21, 0x30, 0x09, 0x06, 0x05, 0x2b, 0x0e, 0x03, 
                          0x02, 0x1a, 0x05, 0x00, 0x04, 0x14 } },
        { CALG_SHA_256, 19, { 0x30, 0x31, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86,
                              0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01,
                              0x05, 0x00, 0x04, 0x20 } },
        { CALG_SHA_384, 19, { 0x30, 0x41, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86,
                              0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x02,
                              0x05, 0x00, 0x04, 0x30 } },
        { CALG_SHA_512, 19, { 0x30, 0x51, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86,
                              0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x03,
                              0x05, 0x00, 0x04, 0x40 } },
        { CALG_SSL3_SHAMD5, 0, { 0 } },
        { 0,        0,  { 0 } }
    };
    DWORD dwIdxOID, i, j;
 
    for (dwIdxOID = 0; aOIDDescriptor[dwIdxOID].aiAlgid; dwIdxOID++) {
        if (aOIDDescriptor[dwIdxOID].aiAlgid == aiAlgid) break;
    }
 
    if (!aOIDDescriptor[dwIdxOID].aiAlgid) {
        SetLastError(NTE_BAD_ALGID);
        return FALSE;
    }
 
    /* Build the padded signature */
    if (dwFlags & CRYPT_X931_FORMAT) {
        pbSignature[0] = 0x6b;
        for (i=1; i < dwLen - dwHashLen - 3; i++) {
            pbSignature[i] = 0xbb;
        }
        pbSignature[i++] = 0xba;
        for (j=0; j < dwHashLen; j++, i++) {
            pbSignature[i] = abHashValue[j];
        }
        pbSignature[i++] = 0x33;
        pbSignature[i++] = 0xcc;
    } else {
        pbSignature[0] = 0x00;
        pbSignature[1] = 0x01;
        if (dwFlags & CRYPT_NOHASHOID) {
            for (i=2; i < dwLen - 1 - dwHashLen; i++) {
                pbSignature[i] = 0xff;
            }
            pbSignature[i++] = 0x00;
        } else {
            for (i=2; i < dwLen - 1 - aOIDDescriptor[dwIdxOID].dwLen - dwHashLen; i++) {
                pbSignature[i] = 0xff;
            }
            pbSignature[i++] = 0x00;
            for (j=0; j < aOIDDescriptor[dwIdxOID].dwLen; j++) {
                pbSignature[i++] = aOIDDescriptor[dwIdxOID].abOID[j];
            }
        }
        for (j=0; j < dwHashLen; j++) {
            pbSignature[i++] = abHashValue[j];
        }
    }
 
    return TRUE;
}

Referenced by RSAENH_CPSignHash(), and RSAENH_CPVerifySignature().

◆ concat_data_blobs()

static BOOL concat_data_blobs	(	PCRYPT_DATA_BLOB	dst,
		const PCRYPT_DATA_BLOB	src1,
		const PCRYPT_DATA_BLOB	src2
	)

inlinestatic

Definition at line 488 of file rsaenh.c.

{
    dst->cbData = src1->cbData + src2->cbData;
    dst->pbData = malloc(dst->cbData);
    if (!dst->pbData) {
        SetLastError(NTE_NO_MEMORY);
        return FALSE;
    }
    memcpy(dst->pbData, src1->pbData, src1->cbData);
    memcpy(dst->pbData + src1->cbData, src2->pbData, src2->cbData);
    return TRUE;
}

Referenced by RSAENH_CPCreateHash(), and tls1_prf().

◆ copy_data_blob()

static BOOL copy_data_blob	(	PCRYPT_DATA_BLOB	dst,
		const PCRYPT_DATA_BLOB	src
	)

inlinestatic

Definition at line 459 of file rsaenh.c.

{
    dst->pbData = malloc(src->cbData);
    if (!dst->pbData) {
        SetLastError(NTE_NO_MEMORY);
        return FALSE;
    }    
    dst->cbData = src->cbData;
    memcpy(dst->pbData, src->pbData, src->cbData);
    return TRUE;
}

Referenced by import_plaintext_key(), RSAENH_CPDuplicateHash(), RSAENH_CPDuplicateKey(), RSAENH_CPSetHashParam(), and RSAENH_CPSetKeyParam().

◆ copy_hmac_info()

static BOOL copy_hmac_info	(	PHMAC_INFO *	dst,
		const HMAC_INFO *	src,
		DWORD	block_len
	)

static

Definition at line 620 of file rsaenh.c.

                                                                                   {
    if (!src) return FALSE;
    *dst = malloc(sizeof(HMAC_INFO));
    if (!*dst) return FALSE;
    **dst = *src;
    (*dst)->pbInnerString = NULL;
    (*dst)->pbOuterString = NULL;
    if ((*dst)->cbInnerString == 0) (*dst)->cbInnerString = block_len;
    (*dst)->pbInnerString = malloc((*dst)->cbInnerString);
    if (!(*dst)->pbInnerString) {
        free_hmac_info(*dst);
        return FALSE;
    }
    if (src->cbInnerString) 
        memcpy((*dst)->pbInnerString, src->pbInnerString, src->cbInnerString);
    else 
        memset((*dst)->pbInnerString, RSAENH_HMAC_DEF_IPAD_CHAR, block_len);
    if ((*dst)->cbOuterString == 0) (*dst)->cbOuterString = block_len;
    (*dst)->pbOuterString = malloc((*dst)->cbOuterString);
    if (!(*dst)->pbOuterString) {
        free_hmac_info(*dst);
        return FALSE;
    }
    if (src->cbOuterString) 
        memcpy((*dst)->pbOuterString, src->pbOuterString, src->cbOuterString);
    else 
        memset((*dst)->pbOuterString, RSAENH_HMAC_DEF_OPAD_CHAR, block_len);
    return TRUE;
}

Referenced by RSAENH_CPDuplicateHash(), and RSAENH_CPSetHashParam().

◆ copy_param()

static BOOL copy_param	(	BYTE *	pbBuffer,
		DWORD *	pdwBufferSize,
		const BYTE *	pbParam,
		DWORD	dwParamSize
	)

inlinestatic

Definition at line 386 of file rsaenh.c.

{
    if (pbBuffer) 
    {
        if (dwParamSize > *pdwBufferSize) 
        {
            SetLastError(ERROR_MORE_DATA);
            *pdwBufferSize = dwParamSize;
            return FALSE;
        }
        memcpy(pbBuffer, pbParam, dwParamSize);
    }
    *pdwBufferSize = dwParamSize;
    return TRUE;
}

Referenced by RSAENH_CPGetHashParam(), RSAENH_CPGetKeyParam(), and RSAENH_CPGetProvParam().

◆ create_container_key()

static BOOL create_container_key	(	KEYCONTAINER *	pKeyContainer,
		REGSAM	sam,
		HKEY *	phKey
	)

static

Definition at line 1202 of file rsaenh.c.

{
    CHAR szRSABase[sizeof(RSAENH_REGKEY) + MAX_PATH];
    HKEY hRootKey;
 
    sprintf(szRSABase, RSAENH_REGKEY, pKeyContainer->szName);
 
    if (pKeyContainer->dwFlags & CRYPT_MACHINE_KEYSET)
        hRootKey = HKEY_LOCAL_MACHINE;
    else
        hRootKey = HKEY_CURRENT_USER;
 
    /* @@ Wine registry key: HKLM\Software\Wine\Crypto\RSA */
    /* @@ Wine registry key: HKCU\Software\Wine\Crypto\RSA */
    return RegCreateKeyExA(hRootKey, szRSABase, 0, NULL,
                           REG_OPTION_NON_VOLATILE, sam, NULL, phKey, NULL)
                           == ERROR_SUCCESS;
}

Referenced by new_key_container(), store_key_container_keys(), and store_key_container_permissions().

◆ crypt_export_key()

static BOOL crypt_export_key	(	CRYPTKEY *	pCryptKey,
		HCRYPTKEY	hPubKey,
		DWORD	dwBlobType,
		DWORD	dwFlags,
		BOOL	force,
		BYTE *	pbData,
		DWORD *	pdwDataLen
	)

static

Definition at line 3003 of file rsaenh.c.

{
    CRYPTKEY *pPubKey;
 
    if (dwFlags & CRYPT_SSL2_FALLBACK) {
        if (pCryptKey->aiAlgid != CALG_SSL2_MASTER) {
            SetLastError(NTE_BAD_KEY);
            return FALSE;
        }
    }
 
    switch ((BYTE)dwBlobType)
    {
        case SIMPLEBLOB:
            if (!lookup_handle(&handle_table, hPubKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pPubKey)){
                SetLastError(NTE_BAD_PUBLIC_KEY); /* FIXME: error_code? */
                return FALSE;
            }
            return crypt_export_simple(pCryptKey, pPubKey, dwFlags, pbData,
                                       pdwDataLen);
 
        case PUBLICKEYBLOB:
            if (is_valid_handle(&handle_table, hPubKey, RSAENH_MAGIC_KEY)) {
                SetLastError(NTE_BAD_KEY); /* FIXME: error code? */
                return FALSE;
            }
 
            return crypt_export_public_key(pCryptKey, pbData, pdwDataLen);
 
        case PRIVATEKEYBLOB:
            return crypt_export_private_key(pCryptKey, force, pbData, pdwDataLen);
 
        case PLAINTEXTKEYBLOB:
            return crypt_export_plaintext_key(pCryptKey, pbData, pdwDataLen);
 
        default:
            SetLastError(NTE_BAD_TYPE); /* FIXME: error code? */
            return FALSE;
    }
}

Referenced by RSAENH_CPExportKey(), and store_key_pair().

◆ crypt_export_plaintext_key()

static BOOL crypt_export_plaintext_key	(	CRYPTKEY *	pCryptKey,
		BYTE *	pbData,
		DWORD *	pdwDataLen
	)

static

Definition at line 2955 of file rsaenh.c.

{
    BLOBHEADER *pBlobHeader = (BLOBHEADER*)pbData;
    DWORD *pKeyLen = (DWORD*)(pBlobHeader+1);
    BYTE *pbKey = (BYTE*)(pKeyLen+1);
    DWORD dwDataLen;
 
    dwDataLen = sizeof(BLOBHEADER) + sizeof(DWORD) + pCryptKey->dwKeyLen;
    if (pbData) {
        if (*pdwDataLen < dwDataLen) {
            SetLastError(ERROR_MORE_DATA);
            *pdwDataLen = dwDataLen;
            return FALSE;
        }
 
        pBlobHeader->bType = PLAINTEXTKEYBLOB;
        pBlobHeader->bVersion = CUR_BLOB_VERSION;
        pBlobHeader->reserved = 0;
        pBlobHeader->aiKeyAlg = pCryptKey->aiAlgid;
 
        *pKeyLen = pCryptKey->dwKeyLen;
        memcpy(pbKey, pCryptKey->abKeyValue, pCryptKey->dwKeyLen);
    }
    *pdwDataLen = dwDataLen;
    return TRUE;
}

Referenced by crypt_export_key().

◆ crypt_export_private_key()

static BOOL crypt_export_private_key	(	CRYPTKEY *	pCryptKey,
		BOOL	force,
		BYTE *	pbData,
		DWORD *	pdwDataLen
	)

static

Definition at line 2916 of file rsaenh.c.

{
    BLOBHEADER *pBlobHeader = (BLOBHEADER*)pbData;
    RSAPUBKEY *pRSAPubKey = (RSAPUBKEY*)(pBlobHeader+1);
    DWORD dwDataLen;
 
    if ((pCryptKey->aiAlgid != CALG_RSA_KEYX) && (pCryptKey->aiAlgid != CALG_RSA_SIGN)) {
        SetLastError(NTE_BAD_KEY);
        return FALSE;
    }
    if (!force && !(pCryptKey->dwPermissions & CRYPT_EXPORT))
    {
        SetLastError(NTE_BAD_KEY_STATE);
        return FALSE;
    }
 
    dwDataLen = sizeof(BLOBHEADER) + sizeof(RSAPUBKEY) +
                2 * pCryptKey->dwKeyLen + 5 * ((pCryptKey->dwKeyLen + 1) >> 1);
    if (pbData) {
        if (*pdwDataLen < dwDataLen) {
            SetLastError(ERROR_MORE_DATA);
            *pdwDataLen = dwDataLen;
            return FALSE;
        }
 
        pBlobHeader->bType = PRIVATEKEYBLOB;
        pBlobHeader->bVersion = CUR_BLOB_VERSION;
        pBlobHeader->reserved = 0;
        pBlobHeader->aiKeyAlg = pCryptKey->aiAlgid;
 
        pRSAPubKey->magic = RSAENH_MAGIC_RSA2;
        pRSAPubKey->bitlen = pCryptKey->dwKeyLen << 3;
        export_private_key_impl(&pCryptKey->context, (BYTE *)(pRSAPubKey + 1), &pRSAPubKey->pubexp);
    }
    *pdwDataLen = dwDataLen;
    return TRUE;
}

Referenced by crypt_export_key().

◆ crypt_export_public_key()

static BOOL crypt_export_public_key	(	CRYPTKEY *	pCryptKey,
		BYTE *	pbData,
		DWORD *	pdwDataLen
	)

static

Definition at line 2882 of file rsaenh.c.

{
    BLOBHEADER *pBlobHeader = (BLOBHEADER*)pbData;
    RSAPUBKEY *pRSAPubKey = (RSAPUBKEY*)(pBlobHeader+1);
    DWORD dwDataLen;
 
    if ((pCryptKey->aiAlgid != CALG_RSA_KEYX) && (pCryptKey->aiAlgid != CALG_RSA_SIGN)) {
        SetLastError(NTE_BAD_KEY);
        return FALSE;
    }
 
    dwDataLen = sizeof(BLOBHEADER) + sizeof(RSAPUBKEY) + pCryptKey->dwKeyLen;
    if (pbData) {
        if (*pdwDataLen < dwDataLen) {
            SetLastError(ERROR_MORE_DATA);
            *pdwDataLen = dwDataLen;
            return FALSE;
        }
 
        pBlobHeader->bType = PUBLICKEYBLOB;
        pBlobHeader->bVersion = CUR_BLOB_VERSION;
        pBlobHeader->reserved = 0;
        pBlobHeader->aiKeyAlg = pCryptKey->aiAlgid;
 
        pRSAPubKey->magic = RSAENH_MAGIC_RSA1;
        pRSAPubKey->bitlen = pCryptKey->dwKeyLen << 3;
 
        export_public_key_impl(&pCryptKey->context, (BYTE *)(pRSAPubKey + 1), &pRSAPubKey->pubexp);
    }
    *pdwDataLen = dwDataLen;
    return TRUE;
}

Referenced by crypt_export_key().

◆ crypt_export_simple()

static BOOL crypt_export_simple	(	CRYPTKEY *	pCryptKey,
		CRYPTKEY *	pPubKey,
		DWORD	dwFlags,
		BYTE *	pbData,
		DWORD *	pdwDataLen
	)

static

Definition at line 2843 of file rsaenh.c.

{
    BLOBHEADER *pBlobHeader = (BLOBHEADER*)pbData;
    ALG_ID *pAlgid = (ALG_ID*)(pBlobHeader+1);
    DWORD dwDataLen;
 
    if (!(GET_ALG_CLASS(pCryptKey->aiAlgid)&(ALG_CLASS_DATA_ENCRYPT|ALG_CLASS_MSG_ENCRYPT))) {
        SetLastError(NTE_BAD_KEY); /* FIXME: error code? */
        return FALSE;
    }
 
    dwDataLen = sizeof(BLOBHEADER) + sizeof(ALG_ID) + pPubKey->dwBlockLen;
    if (pbData) {
        if (*pdwDataLen < dwDataLen) {
            SetLastError(ERROR_MORE_DATA);
            *pdwDataLen = dwDataLen;
            return FALSE;
        }
 
        pBlobHeader->bType = SIMPLEBLOB;
        pBlobHeader->bVersion = CUR_BLOB_VERSION;
        pBlobHeader->reserved = 0;
        pBlobHeader->aiKeyAlg = pCryptKey->aiAlgid;
 
        *pAlgid = pPubKey->aiAlgid;
 
        if (!pad_data(pCryptKey->hProv, pCryptKey->abKeyValue, pCryptKey->dwKeyLen, (BYTE*)(pAlgid+1),
                      pPubKey->dwBlockLen, dwFlags))
        {
            return FALSE;
        }
 
        encrypt_block_impl(pPubKey->aiAlgid, &pPubKey->context, (BYTE *)(pAlgid + 1), (BYTE *)(pAlgid + 1));
    }
    *pdwDataLen = dwDataLen;
    return TRUE;
}

Referenced by crypt_export_key().

◆ delete_container_key()

static BOOL delete_container_key	(	LPCSTR	pszContainerName,
		DWORD	dwFlags
	)

static

Definition at line 1260 of file rsaenh.c.

{
    CHAR szRegKey[sizeof(RSAENH_REGKEY) + MAX_PATH];
    HKEY hRootKey;
 
    sprintf(szRegKey, RSAENH_REGKEY, pszContainerName);
 
    if (dwFlags & CRYPT_MACHINE_KEYSET)
        hRootKey = HKEY_LOCAL_MACHINE;
    else
        hRootKey = HKEY_CURRENT_USER;
    if (!RegDeleteKeyA(hRootKey, szRegKey)) {
        SetLastError(ERROR_SUCCESS);
        return TRUE;
    } else {
        SetLastError(NTE_BAD_KEYSET);
        return FALSE;
    }
}

Referenced by RSAENH_CPAcquireContext().

◆ destroy_hash()

static void destroy_hash ( OBJECTHDR * pObject )

static

Definition at line 659 of file rsaenh.c.

{
    CRYPTHASH *pCryptHash = (CRYPTHASH*)pObject;
 
    free_hmac_info(pCryptHash->pHMACInfo);
    free_data_blob(&pCryptHash->tpPRFParams.blobLabel);
    free_data_blob(&pCryptHash->tpPRFParams.blobSeed);
    if (pCryptHash->aiAlgid == CALG_MAC)
        free_key_impl(pCryptHash->key_alg_id, &pCryptHash->key_context);
    free(pCryptHash);
}

Referenced by RSAENH_CPCreateHash(), and RSAENH_CPDuplicateHash().

◆ destroy_key()

static void destroy_key ( OBJECTHDR * pObject )

static

Definition at line 849 of file rsaenh.c.

{
    CRYPTKEY *pCryptKey = (CRYPTKEY*)pObject;
 
    free_key_impl(pCryptKey->aiAlgid, &pCryptKey->context);
    free_data_blob(&pCryptKey->siSChannelInfo.blobClientRandom);
    free_data_blob(&pCryptKey->siSChannelInfo.blobServerRandom);
    free_data_blob(&pCryptKey->blobHmacKey);
    free(pCryptKey);
}

Referenced by alloc_key(), and RSAENH_CPDuplicateKey().

◆ destroy_key_container()

static void destroy_key_container ( OBJECTHDR * pObjectHdr )

static

Definition at line 1359 of file rsaenh.c.

{
    KEYCONTAINER *pKeyContainer = (KEYCONTAINER*)pObjectHdr;
 
    if (!(pKeyContainer->dwFlags & CRYPT_VERIFYCONTEXT))
    {
        store_key_container_keys(pKeyContainer);
        store_key_container_permissions(pKeyContainer);
        release_key_container_keys(pKeyContainer);
    }
    else
        release_key_container_keys(pKeyContainer);
    free( pKeyContainer );
}

Referenced by new_key_container().

◆ DllMain()

BOOL WINAPI DllMain	(	HINSTANCE	hInstance,
		DWORD	fdwReason,
		PVOID	reserved
	)

Definition at line 350 of file rsaenh.c.

{
    switch (fdwReason)
    {
        case DLL_PROCESS_ATTACH:
            DisableThreadLibraryCalls(hInstance);
            init_handle_table(&handle_table);
            SymCryptInit();
            break;
 
        case DLL_PROCESS_DETACH:
            if (reserved) break;
            destroy_handle_table(&handle_table);
            break;
    }
    return TRUE;
}

◆ finalize_hash()

static void finalize_hash ( CRYPTHASH * pCryptHash )

inlinestatic

Definition at line 800 of file rsaenh.c.

{
    DWORD dwDataLen;
    CRYPTKEY *key;
 
    switch (pCryptHash->aiAlgid)
    {
        case CALG_HMAC:
            if (pCryptHash->pHMACInfo) {
                BYTE abHashValue[RSAENH_MAX_HASH_SIZE];
 
                finalize_hash_impl(&pCryptHash->hash, pCryptHash->abHashValue, pCryptHash->dwHashSize);
                memcpy(abHashValue, pCryptHash->abHashValue, pCryptHash->dwHashSize);
                init_hash_impl(pCryptHash->pHMACInfo->HashAlgid, &pCryptHash->hash);
                update_hash_impl(&pCryptHash->hash, pCryptHash->pHMACInfo->pbOuterString,
                                 pCryptHash->pHMACInfo->cbOuterString);
                update_hash_impl(&pCryptHash->hash, abHashValue, pCryptHash->dwHashSize);
                finalize_hash_impl(&pCryptHash->hash, pCryptHash->abHashValue, pCryptHash->dwHashSize);
                memset(&pCryptHash->hash, 0, sizeof(pCryptHash->hash));
            } 
            break;
 
        case CALG_MAC:
            if (!lookup_handle(&handle_table, pCryptHash->hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&key))
            {
                FIXME("Key lookup failed.\n");
                return;
            }
            dwDataLen = pCryptHash->buffered_hash_bytes;
            if (!block_encrypt(key, pCryptHash->abHashValue, &dwDataLen, pCryptHash->dwHashSize, TRUE,
                               &pCryptHash->key_context, pCryptHash->abChainVector))
                FIXME("block_encrypt failed.\n");
            break;
 
        default:
            finalize_hash_impl(&pCryptHash->hash, pCryptHash->abHashValue, pCryptHash->dwHashSize);
            memset(&pCryptHash->hash, 0, sizeof(pCryptHash->hash));
    }
}

Referenced by RSAENH_CPDeriveKey(), RSAENH_CPGetHashParam(), and tls1_p().

◆ free_data_blob()

static void free_data_blob ( PCRYPT_DATA_BLOB pBlob )

inlinestatic

Definition at line 510 of file rsaenh.c.

                                                          {
    free(pBlob->pbData);
}

Referenced by destroy_hash(), destroy_key(), pad_data_oaep(), pkcs1_mgf1(), RSAENH_CPCreateHash(), tls1_prf(), and unpad_data_oaep().

◆ free_hmac_info()

static void free_hmac_info ( PHMAC_INFO hmac_info )

inlinestatic

Definition at line 597 of file rsaenh.c.

                                                        {
    if (!hmac_info) return;
    free(hmac_info->pbInnerString);
    free(hmac_info->pbOuterString);
    free(hmac_info);
}

Referenced by copy_hmac_info(), destroy_hash(), and RSAENH_CPSetHashParam().

◆ get_algid_info()

static const PROV_ENUMALGS_EX * get_algid_info	(	HCRYPTPROV	hProv,
		ALG_ID	algid
	)

inlinestatic

Definition at line 429 of file rsaenh.c.

                                                                                     {
    const PROV_ENUMALGS_EX *iterator;
    KEYCONTAINER *pKeyContainer;
 
    if (!(pKeyContainer = get_key_container(hProv))) return NULL;
 
    for (iterator = aProvEnumAlgsEx[pKeyContainer->dwPersonality]; iterator->aiAlgid; iterator++) {
        if (iterator->aiAlgid == algid) return iterator;
    }
 
    SetLastError(NTE_BAD_ALGID);
    return NULL;
}

Referenced by import_symmetric_key(), new_key(), RSAENH_CPCreateHash(), RSAENH_CPEncrypt(), and RSAENH_CPHashData().

◆ get_key_container()

static KEYCONTAINER * get_key_container ( HCRYPTPROV hProv )

inlinestatic

Definition at line 403 of file rsaenh.c.

{
    KEYCONTAINER *pKeyContainer;
 
    if (!lookup_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER,
        (OBJECTHDR**)&pKeyContainer))
    {
        SetLastError(NTE_BAD_UID);
        return NULL;
    }
    return pKeyContainer;
}

Referenced by alloc_key(), get_algid_info(), import_key(), import_private_key(), release_and_install_key(), RSAENH_CPGenKey(), RSAENH_CPGetProvParam(), RSAENH_CPGetUserKey(), RSAENH_CPSetKeyParam(), and RSAENH_CPSetProvParam().

◆ import_key()

static BOOL import_key	(	HCRYPTPROV	hProv,
		const BYTE *	pbData,
		DWORD	dwDataLen,
		HCRYPTKEY	hPubKey,
		DWORD	dwFlags,
		BOOL	fStoreKey,
		HCRYPTKEY *	phKey
	)

static

Definition at line 3470 of file rsaenh.c.

{
    KEYCONTAINER *pKeyContainer;
    const BLOBHEADER *pBlobHeader = (const BLOBHEADER*)pbData;
 
    if (!(pKeyContainer = get_key_container(hProv)))
        return FALSE;
 
    if (dwDataLen < sizeof(BLOBHEADER) || 
        pBlobHeader->bVersion != CUR_BLOB_VERSION)
    {
        TRACE("bVersion = %d", pBlobHeader->bVersion);
        SetLastError(NTE_BAD_DATA);
        return FALSE;
    }
    if (pBlobHeader->reserved != 0)
        WARN("reserved != 0: %d\n", pBlobHeader->reserved);
 
    /* If this is a verify-only context, the key is not persisted regardless of
     * fStoreKey's original value.
     */
    fStoreKey = fStoreKey && !(dwFlags & CRYPT_VERIFYCONTEXT);
    TRACE("blob type: %x\n", pBlobHeader->bType);
    switch (pBlobHeader->bType)
    {
        case PRIVATEKEYBLOB:    
            return import_private_key(hProv, pbData, dwDataLen, dwFlags,
                                      fStoreKey, phKey);
 
        case PUBLICKEYBLOB:
            return import_public_key(hProv, pbData, dwDataLen, dwFlags,
                                     phKey);
 
        case SIMPLEBLOB:
            return import_symmetric_key(hProv, pbData, dwDataLen, hPubKey,
                                        dwFlags, phKey);
 
        case PLAINTEXTKEYBLOB:
            return import_plaintext_key(hProv, pbData, dwDataLen, dwFlags,
                                        phKey);
 
        default:
            SetLastError(NTE_BAD_TYPE); /* FIXME: error code? */
            return FALSE;
    }
}

Referenced by read_key_value(), and RSAENH_CPImportKey().

◆ import_plaintext_key()

static BOOL import_plaintext_key	(	HCRYPTPROV	hProv,
		const BYTE *	pbData,
		DWORD	dwDataLen,
		DWORD	dwFlags,
		HCRYPTKEY *	phKey
	)

static

Definition at line 3392 of file rsaenh.c.

{
    CRYPTKEY *pCryptKey;
    const BLOBHEADER *pBlobHeader = (const BLOBHEADER*)pbData;
    const DWORD *pKeyLen = (const DWORD *)(pBlobHeader + 1);
    const BYTE *pbKeyStream = (const BYTE*)(pKeyLen + 1);
 
    if (dwDataLen < sizeof(BLOBHEADER)+sizeof(DWORD)+*pKeyLen)
    {
        SetLastError(NTE_BAD_DATA); /* FIXME: error code */
        return FALSE;
    }
 
    if (dwFlags & CRYPT_IPSEC_HMAC_KEY)
    {
        *phKey = new_key(hProv, CALG_HMAC, 0, &pCryptKey);
        if (*phKey == (HCRYPTKEY)INVALID_HANDLE_VALUE)
            return FALSE;
        if (*pKeyLen <= RSAENH_MIN(sizeof(pCryptKey->abKeyValue), RSAENH_HMAC_BLOCK_LEN))
        {
            memcpy(pCryptKey->abKeyValue, pbKeyStream, *pKeyLen);
            pCryptKey->dwKeyLen = *pKeyLen;
        }
        else
        {
            CRYPT_DATA_BLOB blobHmacKey = { *pKeyLen, (BYTE *)pbKeyStream };
 
            /* In order to initialize an HMAC key, the key material is hashed,
             * and the output of the hash function is used as the key material.
             * Unfortunately, the way the Crypto API is designed, we don't know
             * the hash algorithm yet, so we have to copy the entire key
             * material.
             */
            if (!copy_data_blob(&pCryptKey->blobHmacKey, &blobHmacKey))
            {
                release_handle(&handle_table, *phKey, RSAENH_MAGIC_KEY);
                *phKey = (HCRYPTKEY)INVALID_HANDLE_VALUE;
                return FALSE;
            }
        }
        setup_key(pCryptKey);
        if (dwFlags & CRYPT_EXPORTABLE)
            pCryptKey->dwPermissions |= CRYPT_EXPORT;
    }
    else
    {
        *phKey = new_key(hProv, pBlobHeader->aiKeyAlg, *pKeyLen<<19, &pCryptKey);
        if (*phKey == (HCRYPTKEY)INVALID_HANDLE_VALUE)
            return FALSE;
        memcpy(pCryptKey->abKeyValue, pbKeyStream, *pKeyLen);
        setup_key(pCryptKey);
        if (dwFlags & CRYPT_EXPORTABLE)
            pCryptKey->dwPermissions |= CRYPT_EXPORT;
    }
    return TRUE;
}

Referenced by import_key().

◆ import_private_key()

static BOOL import_private_key	(	HCRYPTPROV	hProv,
		const BYTE *	pbData,
		DWORD	dwDataLen,
		DWORD	dwFlags,
		BOOL	fStoreKey,
		HCRYPTKEY *	phKey
	)

static

Definition at line 3139 of file rsaenh.c.

{
    KEYCONTAINER *pKeyContainer;
    CRYPTKEY *pCryptKey;
    const BLOBHEADER *pBlobHeader = (const BLOBHEADER*)pbData;
    const RSAPUBKEY *pRSAPubKey = (const RSAPUBKEY*)(pBlobHeader+1);
    BOOL ret;
 
    if (dwFlags & CRYPT_IPSEC_HMAC_KEY)
    {
        FIXME("unimplemented for CRYPT_IPSEC_HMAC_KEY\n");
        SetLastError(NTE_BAD_FLAGS);
        return FALSE;
    }
    if (!(pKeyContainer = get_key_container(hProv)))
        return FALSE;
 
    if ((dwDataLen < sizeof(BLOBHEADER) + sizeof(RSAPUBKEY)))
    {
        ERR("datalen %ld not long enough for a BLOBHEADER + RSAPUBKEY\n",
            dwDataLen);
        SetLastError(NTE_BAD_DATA);
        return FALSE;
    }
    if (pRSAPubKey->magic != RSAENH_MAGIC_RSA2)
    {
        ERR("unexpected magic %08lx\n", pRSAPubKey->magic);
        SetLastError(NTE_BAD_DATA);
        return FALSE;
    }
    if ((dwDataLen < sizeof(BLOBHEADER) + sizeof(RSAPUBKEY) +
            (pRSAPubKey->bitlen >> 3) + (5 * ((pRSAPubKey->bitlen+8)>>4))))
    {
        DWORD expectedLen = sizeof(BLOBHEADER) + sizeof(RSAPUBKEY) +
            (pRSAPubKey->bitlen >> 3) + (5 * ((pRSAPubKey->bitlen+8)>>4));
 
        ERR("blob too short for pub key: expect %ld, got %ld\n",
            expectedLen, dwDataLen);
        SetLastError(NTE_BAD_DATA);
        return FALSE;
    }
 
    *phKey = new_key(hProv, pBlobHeader->aiKeyAlg, MAKELONG(0,pRSAPubKey->bitlen), &pCryptKey);
    if (*phKey == (HCRYPTKEY)INVALID_HANDLE_VALUE) return FALSE;
    setup_key(pCryptKey);
    ret = import_private_key_impl(pBlobHeader->aiKeyAlg, (const BYTE *)(pRSAPubKey + 1),
                                  pRSAPubKey->bitlen / 8, pRSAPubKey->pubexp, &pCryptKey->context);
    if (ret) {
        if (dwFlags & CRYPT_EXPORTABLE)
            pCryptKey->dwPermissions |= CRYPT_EXPORT;
        switch (pBlobHeader->aiKeyAlg)
        {
        case AT_SIGNATURE:
        case CALG_RSA_SIGN:
            TRACE("installing signing key\n");
            release_and_install_key(hProv, *phKey, &pKeyContainer->hSignatureKeyPair,
                                    fStoreKey);
            break;
        case AT_KEYEXCHANGE:
        case CALG_RSA_KEYX:
            TRACE("installing key exchange key\n");
            release_and_install_key(hProv, *phKey, &pKeyContainer->hKeyExchangeKeyPair,
                                    fStoreKey);
            break;
        }
    }
    return ret;
}

Referenced by import_key().

◆ import_public_key()

static BOOL import_public_key	(	HCRYPTPROV	hProv,
		const BYTE *	pbData,
		DWORD	dwDataLen,
		DWORD	dwFlags,
		HCRYPTKEY *	phKey
	)

static

Definition at line 3231 of file rsaenh.c.

{
    CRYPTKEY *pCryptKey;
    const BLOBHEADER *pBlobHeader = (const BLOBHEADER*)pbData;
    const RSAPUBKEY *pRSAPubKey = (const RSAPUBKEY*)(pBlobHeader+1);
    ALG_ID algID;
    BOOL ret;
 
    if (dwFlags & CRYPT_IPSEC_HMAC_KEY)
    {
        FIXME("unimplemented for CRYPT_IPSEC_HMAC_KEY\n");
        SetLastError(NTE_BAD_FLAGS);
        return FALSE;
    }
 
    if ((dwDataLen < sizeof(BLOBHEADER) + sizeof(RSAPUBKEY)) ||
        (pRSAPubKey->magic != RSAENH_MAGIC_RSA1) ||
        (dwDataLen < sizeof(BLOBHEADER) + sizeof(RSAPUBKEY) + (pRSAPubKey->bitlen >> 3)))
    {
        SetLastError(NTE_BAD_DATA);
        return FALSE;
    }
 
    /* Since this is a public key blob, only the public key is
     * available, so only signature verification is possible.
     */
    algID = pBlobHeader->aiKeyAlg;
    *phKey = new_key(hProv, algID, MAKELONG(0,pRSAPubKey->bitlen), &pCryptKey);
    if (*phKey == (HCRYPTKEY)INVALID_HANDLE_VALUE) return FALSE;
    setup_key(pCryptKey);
    ret = import_public_key_impl(algID, (const BYTE *)(pRSAPubKey + 1), pRSAPubKey->bitlen / 8,
                                 pRSAPubKey->pubexp, &pCryptKey->context);
    if (ret) {
        if (dwFlags & CRYPT_EXPORTABLE)
            pCryptKey->dwPermissions |= CRYPT_EXPORT;
    }
    return ret;
}

Referenced by import_key().

◆ import_symmetric_key()

static BOOL import_symmetric_key	(	HCRYPTPROV	hProv,
		const BYTE *	pbData,
		DWORD	dwDataLen,
		HCRYPTKEY	hPubKey,
		DWORD	dwFlags,
		HCRYPTKEY *	phKey
	)

static

Definition at line 3294 of file rsaenh.c.

{
    CRYPTKEY *pCryptKey, *pPubKey;
    const BLOBHEADER *pBlobHeader = (const BLOBHEADER*)pbData;
    const ALG_ID *pAlgid = (const ALG_ID*)(pBlobHeader+1);
    const BYTE *pbKeyStream = (const BYTE*)(pAlgid + 1);
    BYTE *pbDecrypted;
    DWORD dwKeyLen;
 
    if (dwFlags & CRYPT_IPSEC_HMAC_KEY)
    {
        FIXME("unimplemented for CRYPT_IPSEC_HMAC_KEY\n");
        SetLastError(NTE_BAD_FLAGS);
        return FALSE;
    }
    if (!lookup_handle(&handle_table, hPubKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pPubKey) ||
        pPubKey->aiAlgid != CALG_RSA_KEYX)
    {
        SetLastError(NTE_BAD_PUBLIC_KEY); /* FIXME: error code? */
        return FALSE;
    }
 
    if (dwDataLen < sizeof(BLOBHEADER)+sizeof(ALG_ID)+pPubKey->dwBlockLen)
    {
        SetLastError(NTE_BAD_DATA); /* FIXME: error code */
        return FALSE;
    }
 
    pbDecrypted = malloc(pPubKey->dwBlockLen);
    if (!pbDecrypted) return FALSE;
    decrypt_block_impl(pPubKey->aiAlgid, &pPubKey->context, pbKeyStream, pbDecrypted);
 
    dwKeyLen = RSAENH_MAX_KEY_SIZE;
    if (!unpad_data(hProv, pbDecrypted, pPubKey->dwBlockLen, pbDecrypted, &dwKeyLen, dwFlags)) {
        free(pbDecrypted);
        return FALSE;
    }
 
    if (pBlobHeader->aiKeyAlg == CALG_RC2)
    {
        const PROV_ENUMALGS_EX *info;
 
        info = get_algid_info(hProv, CALG_RC2);
        assert(info);
        if (!dwKeyLen)
            dwKeyLen = info->dwDefaultLen;
        if (dwKeyLen < info->dwMinLen / 8 || dwKeyLen > 128)
        {
            WARN("Invalid RC2 key, len %ld.\n", dwKeyLen);
            *phKey = (HCRYPTKEY)INVALID_HANDLE_VALUE;
            SetLastError(NTE_BAD_DATA);
        }
        else if ((*phKey = alloc_key(hProv, pBlobHeader->aiKeyAlg, 0, dwKeyLen << 3, &pCryptKey))
                  != (HCRYPTKEY)INVALID_HANDLE_VALUE && info->dwDefaultLen == 40 && dwKeyLen > info->dwMaxLen / 8)
        {
            pCryptKey->dwEffectiveKeyLen = 40;
        }
    }
    else
    {
        *phKey = new_key(hProv, pBlobHeader->aiKeyAlg, dwKeyLen<<19, &pCryptKey);
    }
    if (*phKey == (HCRYPTKEY)INVALID_HANDLE_VALUE)
    {
        free(pbDecrypted);
        return FALSE;
    }
    memcpy(pCryptKey->abKeyValue, pbDecrypted, dwKeyLen);
    free(pbDecrypted);
    setup_key(pCryptKey);
    if (dwFlags & CRYPT_EXPORTABLE)
        pCryptKey->dwPermissions |= CRYPT_EXPORT;
    return TRUE;
}

Referenced by import_key().

◆ init_data_blob()

static void init_data_blob ( PCRYPT_DATA_BLOB pBlob )

inlinestatic

Definition at line 517 of file rsaenh.c.

                                                          {
    pBlob->pbData = NULL;
    pBlob->cbData = 0;
}

Referenced by alloc_key(), and RSAENH_CPCreateHash().

◆ init_hash()

static BOOL init_hash ( CRYPTHASH * pCryptHash )

inlinestatic

Definition at line 679 of file rsaenh.c.

                                                    {
    DWORD dwLen;
 
    switch (pCryptHash->aiAlgid) 
    {
        case CALG_HMAC:
            if (pCryptHash->pHMACInfo) { 
                /* the algorithm doesn't have to be listed by the provider */
                init_hash_impl(pCryptHash->pHMACInfo->HashAlgid, &pCryptHash->hash);
                if (!pCryptHash->hash.desc)
                {
                    SetLastError(NTE_BAD_ALGID);
                    return FALSE;
                }
 
                pCryptHash->dwHashSize = hash_len_impl(&pCryptHash->hash);
                update_hash_impl(&pCryptHash->hash, pCryptHash->pHMACInfo->pbInnerString,
                                 pCryptHash->pHMACInfo->cbInnerString);
            }
            return TRUE;
 
        case CALG_MAC:
            dwLen = sizeof(DWORD);
            RSAENH_CPGetKeyParam(pCryptHash->hProv, pCryptHash->hKey, KP_BLOCKLEN, 
                                 (BYTE*)&pCryptHash->dwHashSize, &dwLen, 0);
            pCryptHash->dwHashSize >>= 3;
            return TRUE;
 
        default:
            return init_hash_impl(pCryptHash->aiAlgid, &pCryptHash->hash);
    }
}

Referenced by RSAENH_CPCreateHash(), RSAENH_CPDeriveKey(), RSAENH_CPSetHashParam(), and tls1_p().

◆ map_key_spec_to_key_pair_name()

static LPCSTR map_key_spec_to_key_pair_name ( DWORD dwKeySpec )

static

Definition at line 1068 of file rsaenh.c.

{
    LPCSTR szValueName;
 
    switch (dwKeySpec)
    {
    case AT_KEYEXCHANGE:
        szValueName = "KeyExchangeKeyPair";
        break;
    case AT_SIGNATURE:
        szValueName = "SignatureKeyPair";
        break;
    default:
        WARN("invalid key spec %ld\n", dwKeySpec);
        szValueName = NULL;
    }
    return szValueName;
}

Referenced by read_key_value(), and store_key_pair().

◆ map_key_spec_to_permissions_name()

static LPCSTR map_key_spec_to_permissions_name ( DWORD dwKeySpec )

static

Definition at line 1149 of file rsaenh.c.

{
    LPCSTR szValueName;
 
    switch (dwKeySpec)
    {
    case AT_KEYEXCHANGE:
        szValueName = "KeyExchangePermissions";
        break;
    case AT_SIGNATURE:
        szValueName = "SignaturePermissions";
        break;
    default:
        WARN("invalid key spec %ld\n", dwKeySpec);
        szValueName = NULL;
    }
    return szValueName;
}

Referenced by read_key_value(), and store_key_permissions().

◆ new_key()

static HCRYPTKEY new_key	(	HCRYPTPROV	hProv,
		ALG_ID	aiAlgid,
		DWORD	dwFlags,
		CRYPTKEY **	ppCryptKey
	)

static

Definition at line 980 of file rsaenh.c.

{
    DWORD dwKeyLen = HIWORD(dwFlags);
    const PROV_ENUMALGS_EX *peaAlgidInfo;
 
    *ppCryptKey = NULL;
 
    /* 
     * Retrieve the CSP's capabilities for the given ALG_ID value
     */
    peaAlgidInfo = get_algid_info(hProv, aiAlgid);
    if (!peaAlgidInfo) return (HCRYPTKEY)INVALID_HANDLE_VALUE;
 
    TRACE("alg = %s, dwKeyLen = %ld\n", debugstr_a(peaAlgidInfo->szName),
          dwKeyLen);
    /*
     * Assume the default key length, if none is specified explicitly
     */
    if (dwKeyLen == 0) dwKeyLen = peaAlgidInfo->dwDefaultLen;
 
    /*
     * Check if the requested key length is supported by the current CSP.
     * Adjust key length's for DES algorithms.
     */
    switch (aiAlgid) {
        case CALG_DES:
            if (dwKeyLen == RSAENH_DES_EFFECTIVE_KEYLEN) {
                dwKeyLen = RSAENH_DES_STORAGE_KEYLEN;
            }
            if (dwKeyLen != RSAENH_DES_STORAGE_KEYLEN) {
                SetLastError(NTE_BAD_FLAGS);
                return (HCRYPTKEY)INVALID_HANDLE_VALUE;
            }
            break;
 
        case CALG_3DES_112:
            if (dwKeyLen == RSAENH_3DES112_EFFECTIVE_KEYLEN) {
                dwKeyLen = RSAENH_3DES112_STORAGE_KEYLEN;
            }
            if (dwKeyLen != RSAENH_3DES112_STORAGE_KEYLEN) {
                SetLastError(NTE_BAD_FLAGS);
                return (HCRYPTKEY)INVALID_HANDLE_VALUE;
            }
            break;
 
        case CALG_3DES:
            if (dwKeyLen == RSAENH_3DES_EFFECTIVE_KEYLEN) {
                dwKeyLen = RSAENH_3DES_STORAGE_KEYLEN;
            }
            if (dwKeyLen != RSAENH_3DES_STORAGE_KEYLEN) {
                SetLastError(NTE_BAD_FLAGS);
                return (HCRYPTKEY)INVALID_HANDLE_VALUE;
            }
            break;
 
        case CALG_HMAC:
            /* Avoid the key length check for HMAC keys, which have unlimited
             * length.
             */
            break;
 
        default:
            if (dwKeyLen % 8 || 
                dwKeyLen > peaAlgidInfo->dwMaxLen || 
                dwKeyLen < peaAlgidInfo->dwMinLen) 
            {
                TRACE("key len %ld out of bounds (%ld, %ld)\n", dwKeyLen,
                      peaAlgidInfo->dwMinLen, peaAlgidInfo->dwMaxLen);
                SetLastError(NTE_BAD_DATA);
                return (HCRYPTKEY)INVALID_HANDLE_VALUE;
            }
    }
 
    return alloc_key(hProv, aiAlgid, dwFlags, dwKeyLen, ppCryptKey);
}

Referenced by ___w64_mingwthr_add_key_dtor(), add_key_(), import_plaintext_key(), import_private_key(), import_public_key(), import_symmetric_key(), RSAENH_CPDeriveKey(), RSAENH_CPGenKey(), and tls1_prf().

◆ new_key_container()

static HCRYPTPROV new_key_container	(	PCCH	pszContainerName,
		DWORD	dwFlags,
		const VTableProvStruc *	pVTable
	)

static

Definition at line 1388 of file rsaenh.c.

{
    KEYCONTAINER *pKeyContainer;
    HCRYPTPROV hKeyContainer;
 
    hKeyContainer = new_object(&handle_table, sizeof(KEYCONTAINER), RSAENH_MAGIC_CONTAINER,
                               destroy_key_container, (OBJECTHDR**)&pKeyContainer);
    if (hKeyContainer != (HCRYPTPROV)INVALID_HANDLE_VALUE)
    {
        lstrcpynA(pKeyContainer->szName, pszContainerName, MAX_PATH);
        pKeyContainer->dwFlags = dwFlags;
        pKeyContainer->dwEnumAlgsCtr = 0;
        pKeyContainer->hKeyExchangeKeyPair = (HCRYPTKEY)INVALID_HANDLE_VALUE;
        pKeyContainer->hSignatureKeyPair = (HCRYPTKEY)INVALID_HANDLE_VALUE;
        if (pVTable && pVTable->pszProvName) {
            lstrcpynA(pKeyContainer->szProvName, pVTable->pszProvName, MAX_PATH);
            if (!strcmp(pVTable->pszProvName, MS_DEF_PROV_A)) {
                pKeyContainer->dwPersonality = RSAENH_PERSONALITY_BASE;
            } else if (!strcmp(pVTable->pszProvName, MS_ENHANCED_PROV_A)) {
                pKeyContainer->dwPersonality = RSAENH_PERSONALITY_ENHANCED;
            } else if (!strcmp(pVTable->pszProvName, MS_DEF_RSA_SCHANNEL_PROV_A)) { 
                pKeyContainer->dwPersonality = RSAENH_PERSONALITY_SCHANNEL;
            } else if (!strcmp(pVTable->pszProvName, MS_ENH_RSA_AES_PROV_A) ||
                       !strcmp(pVTable->pszProvName, MS_ENH_RSA_AES_PROV_XP_A)) {
                pKeyContainer->dwPersonality = RSAENH_PERSONALITY_AES;
            } else {
                pKeyContainer->dwPersonality = RSAENH_PERSONALITY_STRONG;
            }
        }
 
        /* The new key container has to be inserted into the CSP immediately 
         * after creation to be available for CPGetProvParam's PP_ENUMCONTAINERS. */
        if (!(dwFlags & CRYPT_VERIFYCONTEXT)) {
            HKEY hKey;
 
            if (create_container_key(pKeyContainer, KEY_WRITE, &hKey))
                RegCloseKey(hKey);
        }
    }
 
    return hKeyContainer;
}

Referenced by read_key_container(), and RSAENH_CPAcquireContext().

◆ open_container_key()

static BOOL open_container_key	(	LPCSTR	pszContainerName,
		DWORD	dwFlags,
		REGSAM	access,
		HKEY *	phKey
	)

static

Definition at line 1233 of file rsaenh.c.

{
    CHAR szRSABase[sizeof(RSAENH_REGKEY) + MAX_PATH];
    HKEY hRootKey;
 
    sprintf(szRSABase, RSAENH_REGKEY, pszContainerName);
 
    if (dwFlags & CRYPT_MACHINE_KEYSET)
        hRootKey = HKEY_LOCAL_MACHINE;
    else
        hRootKey = HKEY_CURRENT_USER;
 
    /* @@ Wine registry key: HKLM\Software\Wine\Crypto\RSA */
    /* @@ Wine registry key: HKCU\Software\Wine\Crypto\RSA */
    return RegOpenKeyExA(hRootKey, szRSABase, 0, access, phKey) ==
                         ERROR_SUCCESS;
}

Referenced by read_key_container(), RSAENH_CPGetProvParam(), and RSAENH_CPSetProvParam().

◆ pad_data()

static BOOL pad_data	(	HCRYPTPROV	hProv,
		const BYTE *	abData,
		DWORD	dwDataLen,
		BYTE *	abBuffer,
		DWORD	dwBufferLen,
		DWORD	dwFlags
	)

static

Definition at line 1989 of file rsaenh.c.

{
    if (dwFlags == CRYPT_OAEP)
        return pad_data_oaep(hProv, abData, dwDataLen, abBuffer, dwBufferLen, dwFlags);
    else
        return pad_data_pkcs1(abData, dwDataLen, abBuffer, dwBufferLen, dwFlags);
}

Referenced by crypt_export_simple(), and RSAENH_CPEncrypt().

◆ pad_data_oaep()

static BOOL pad_data_oaep	(	HCRYPTPROV	hProv,
		const BYTE *	abData,
		DWORD	dwDataLen,
		BYTE *	abBuffer,
		DWORD	dwBufferLen,
		DWORD	dwFlags
	)

static

Definition at line 1896 of file rsaenh.c.

{
    CRYPT_DATA_BLOB blobDbMask = {0}, blobSeedMask = {0};
    HCRYPTHASH hHash;
    BYTE *pbPadded = NULL, *pbDb, *pbSeed;
    DWORD dwLen, dwHashLen;
    DWORD dwDbLen, dwSeedLen;
    BOOL result, ret = FALSE;
    DWORD i;
 
    RSAENH_CPCreateHash(hProv, CALG_SHA1, 0, 0, &hHash);
    /* Empty label */
    RSAENH_CPHashData(hProv, hHash, 0, 0, 0);
    dwLen = sizeof(dwHashLen);
    RSAENH_CPGetHashParam(hProv, hHash, HP_HASHSIZE, (BYTE *)&dwHashLen, &dwLen, 0);
 
    if (dwDataLen > dwBufferLen - 2 * dwHashLen - 2)
    {
        SetLastError(NTE_BAD_LEN);
        goto done;
    }
 
    if (dwBufferLen < 2 * dwHashLen + 2)
    {
        SetLastError(ERROR_MORE_DATA);
        goto done;
    }
 
    pbPadded = malloc(dwBufferLen);
    if (!pbPadded)
    {
        SetLastError(NTE_NO_MEMORY);
        goto done;
    }
 
    /* EM = 00 || maskedSeed || maskedDB */
    pbPadded[0] = 0;
    pbSeed = pbPadded + 1;
    dwSeedLen = dwHashLen;
    pbDb = pbPadded + 1 + dwHashLen;
    dwDbLen = dwBufferLen - dwSeedLen - 1;
 
    /* DB = pHash || PS || 01 || M */
    /* Set pHash in DB */
    dwLen = dwHashLen;
    RSAENH_CPGetHashParam(hProv, hHash, HP_HASHVAL, pbDb, &dwLen, 0);
    /* Set PS(zeros) in DB */
    memset(pbDb + dwHashLen, 0, dwDbLen - dwHashLen - 1 - dwDataLen);
    /* Set 01 in DB */
    pbDb[dwDbLen - dwDataLen - 1] = 1;
    /* Set M in DB */
    memcpy(pbDb + dwDbLen - dwDataLen, abData, dwDataLen);
 
    /* Get seed */
    RtlGenRandom(pbSeed, dwHashLen);
    /* Get masked DB */
    result = pkcs1_mgf1(hProv, pbSeed, dwHashLen, dwDbLen, &blobDbMask);
    if (!result) goto done;
    for (i = 0; i < dwDbLen; i++) pbDb[i] ^= blobDbMask.pbData[i];
 
    /* Get masked seed */
    result = pkcs1_mgf1(hProv, pbDb, dwDbLen, dwHashLen, &blobSeedMask);
    if (!result) goto done;
    for (i = 0; i < dwHashLen; i++) pbSeed[i] ^= blobSeedMask.pbData[i];
 
    memcpy(abBuffer, pbPadded, dwBufferLen);
    ret = TRUE;
done:
    RSAENH_CPDestroyHash(hProv, hHash);
    free(pbPadded);
    free_data_blob(&blobDbMask);
    free_data_blob(&blobSeedMask);
    return ret;
}

Referenced by pad_data().

◆ pad_data_pkcs1()

static BOOL pad_data_pkcs1	(	const BYTE *	abData,
		DWORD	dwDataLen,
		BYTE *	abBuffer,
		DWORD	dwBufferLen,
		DWORD	dwFlags
	)

static

Definition at line 1789 of file rsaenh.c.

{
    DWORD i;
 
    /* Ensure there is enough space for PKCS1 #2 padding */
    if (dwDataLen > dwBufferLen-11) {
        SetLastError(NTE_BAD_LEN);
        return FALSE;
    }
 
    memmove(abBuffer + dwBufferLen - dwDataLen, abData, dwDataLen);            
 
    abBuffer[0] = 0x00;
    abBuffer[1] = RSAENH_PKC_BLOCKTYPE; 
    for (i=2; i < dwBufferLen - dwDataLen - 1; i++) 
        do RtlGenRandom(&abBuffer[i], 1); while (!abBuffer[i]);
    if (dwFlags & CRYPT_SSL2_FALLBACK) 
        for (i-=8; i < dwBufferLen - dwDataLen - 1; i++) 
            abBuffer[i] = 0x03;
    abBuffer[i] = 0x00;
 
    return TRUE; 
}

Referenced by pad_data().

◆ pkcs1_mgf1()

static BOOL pkcs1_mgf1	(	HCRYPTPROV	hProv,
		const BYTE *	pbSeed,
		DWORD	dwSeedLength,
		DWORD	dwLength,
		PCRYPT_DATA_BLOB	pbMask
	)

static

Definition at line 1829 of file rsaenh.c.

{
    HCRYPTHASH hHash;
    BYTE *pbHashInput, *pbCounter;
    DWORD dwCounter;
    DWORD dwLen, dwHashLen;
 
    RSAENH_CPCreateHash(hProv, CALG_SHA1, 0, 0, &hHash);
    RSAENH_CPHashData(hProv, hHash, 0, 0, 0);
    dwLen = sizeof(dwHashLen);
    RSAENH_CPGetHashParam(hProv, hHash, HP_HASHSIZE, (BYTE *)&dwHashLen, &dwLen, 0);
    RSAENH_CPDestroyHash(hProv, hHash);
 
    /* Allocate multiples of hash value */
    pbMask->pbData = malloc((dwLength + dwHashLen - 1) / dwHashLen * dwHashLen);
    if (!pbMask->pbData)
    {
        SetLastError(NTE_NO_MEMORY);
        return FALSE;
    }
    pbMask->cbData = dwLength;
 
    pbHashInput = malloc(dwSeedLength + sizeof(DWORD));
    if (!pbHashInput)
    {
        free_data_blob(pbMask);
        SetLastError(NTE_NO_MEMORY);
        return FALSE;
    }
 
    dwLen = dwHashLen;
    memcpy(pbHashInput, pbSeed, dwSeedLength);
    pbCounter = pbHashInput + dwSeedLength;
    for (dwCounter = 0; dwCounter < (dwLength + dwHashLen - 1) / dwHashLen; dwCounter++)
    {
        *(pbCounter) = (BYTE)((dwCounter >> 24) & 0xff);
        *(pbCounter + 1) = (BYTE)((dwCounter >> 16) & 0xff);
        *(pbCounter + 2) = (BYTE)((dwCounter >> 8) & 0xff);
        *(pbCounter + 3) = (BYTE)(dwCounter & 0xff);
        RSAENH_CPCreateHash(hProv, CALG_SHA1, 0, 0, &hHash);
        RSAENH_CPHashData(hProv, hHash, pbHashInput, dwSeedLength + sizeof(DWORD), 0);
        /* pbMask->pbData = old pbMask->pbData || Hash(Seed || Counter) */
        RSAENH_CPGetHashParam(hProv, hHash, HP_HASHVAL, pbMask->pbData + dwCounter * dwHashLen, &dwLen, 0);
        RSAENH_CPDestroyHash(hProv, hHash);
    }
 
    free(pbHashInput);
    return TRUE;
}

Referenced by pad_data_oaep(), and unpad_data_oaep().

◆ read_key_container()

static HCRYPTPROV read_key_container	(	PCHAR	pszContainerName,
		DWORD	dwFlags,
		const VTableProvStruc *	pVTable
	)

static

Definition at line 1508 of file rsaenh.c.

{
    HKEY hKey;
    KEYCONTAINER *pKeyContainer;
    HCRYPTPROV hKeyContainer;
    HCRYPTKEY hCryptKey;
 
    if (!open_container_key(pszContainerName, dwFlags, KEY_READ, &hKey))
    {
        SetLastError(NTE_BAD_KEYSET);
        return (HCRYPTPROV)INVALID_HANDLE_VALUE;
    }
 
    hKeyContainer = new_key_container(pszContainerName, dwFlags, pVTable);
    if (hKeyContainer != (HCRYPTPROV)INVALID_HANDLE_VALUE)
    {
        DWORD dwProtectFlags = (dwFlags & CRYPT_MACHINE_KEYSET) ?
            CRYPTPROTECT_LOCAL_MACHINE : 0;
 
        if (!lookup_handle(&handle_table, hKeyContainer, RSAENH_MAGIC_CONTAINER, 
                           (OBJECTHDR**)&pKeyContainer))
            return (HCRYPTPROV)INVALID_HANDLE_VALUE;
 
        /* read_key_value calls import_key, which calls import_private_key,
         * which implicitly installs the key value into the appropriate key
         * container key.  Thus the ref count is incremented twice, once for
         * the output key value, and once for the implicit install, and needs
         * to be decremented to balance the two.
         */
        if (read_key_value(hKeyContainer, hKey, AT_KEYEXCHANGE,
            dwProtectFlags, &hCryptKey))
            release_handle(&handle_table, hCryptKey, RSAENH_MAGIC_KEY);
        if (read_key_value(hKeyContainer, hKey, AT_SIGNATURE,
            dwProtectFlags, &hCryptKey))
            release_handle(&handle_table, hCryptKey, RSAENH_MAGIC_KEY);
    }
 
    return hKeyContainer;
}

Referenced by RSAENH_CPAcquireContext().

◆ read_key_value()

static BOOL read_key_value	(	HCRYPTPROV	hKeyContainer,
		HKEY	hKey,
		DWORD	dwKeySpec,
		DWORD	dwFlags,
		HCRYPTKEY *	phCryptKey
	)

static

Definition at line 1443 of file rsaenh.c.

{
    LPCSTR szValueName;
    DWORD dwValueType, dwLen;
    BYTE *pbKey;
    DATA_BLOB blobIn, blobOut;
    BOOL ret = FALSE;
 
    if (!(szValueName = map_key_spec_to_key_pair_name(dwKeySpec)))
        return FALSE;
    if (RegQueryValueExA(hKey, szValueName, 0, &dwValueType, NULL, &dwLen) ==
        ERROR_SUCCESS)
    {
        pbKey = malloc(dwLen);
        if (pbKey)
        {
            if (RegQueryValueExA(hKey, szValueName, 0, &dwValueType, pbKey, &dwLen) ==
                ERROR_SUCCESS)
            {
                blobIn.pbData = pbKey;
                blobIn.cbData = dwLen;
 
                if (CryptUnprotectData(&blobIn, NULL, NULL, NULL, NULL,
                    dwFlags, &blobOut))
                {
                    ret = import_key(hKeyContainer, blobOut.pbData, blobOut.cbData, 0, 0,
                                     FALSE, phCryptKey);
                    LocalFree(blobOut.pbData);
                }
            }
            free(pbKey);
        }
    }
    if (ret)
    {
        CRYPTKEY *pKey;
 
        if (lookup_handle(&handle_table, *phCryptKey, RSAENH_MAGIC_KEY,
                          (OBJECTHDR**)&pKey))
        {
            if ((szValueName = map_key_spec_to_permissions_name(dwKeySpec)))
            {
                dwLen = sizeof(pKey->dwPermissions);
                RegQueryValueExA(hKey, szValueName, 0, NULL,
                                 (BYTE *)&pKey->dwPermissions, &dwLen);
            }
        }
    }
    return ret;
}

Referenced by read_key_container().

◆ release_and_install_key()

static void release_and_install_key	(	HCRYPTPROV	hProv,
		HCRYPTKEY	src,
		HCRYPTKEY *	dest,
		DWORD	fStoreKey
	)

static

Definition at line 3099 of file rsaenh.c.

{
    RSAENH_CPDestroyKey(hProv, *dest);
    copy_handle(&handle_table, src, RSAENH_MAGIC_KEY, dest);
    if (fStoreKey)
    {
        KEYCONTAINER *pKeyContainer;
 
        if ((pKeyContainer = get_key_container(hProv)))
        {
            store_key_container_keys(pKeyContainer);
            store_key_container_permissions(pKeyContainer);
        }
    }
}

Referenced by import_private_key(), and RSAENH_CPGenKey().

◆ release_key_container_keys()

static void release_key_container_keys ( KEYCONTAINER * pKeyContainer )

static

Definition at line 1343 of file rsaenh.c.

{
    release_handle(&handle_table, pKeyContainer->hKeyExchangeKeyPair,
                   RSAENH_MAGIC_KEY);
    release_handle(&handle_table, pKeyContainer->hSignatureKeyPair,
                   RSAENH_MAGIC_KEY);
}

Referenced by destroy_key_container().

◆ RSAENH_CPAcquireContext()

BOOL WINAPI RSAENH_CPAcquireContext	(	HCRYPTPROV *	phProv,
		LPSTR	pszContainer,
		DWORD	dwFlags,
		PVTableProvStruc	pVTable
	)

Definition at line 2193 of file rsaenh.c.

{
    CHAR szKeyContainerName[MAX_PATH];
 
    TRACE("(phProv=%p, pszContainer=%s, dwFlags=%08lx, pVTable=%p)\n", phProv,
          debugstr_a(pszContainer), dwFlags, pVTable);
 
    if (pszContainer && *pszContainer)
    {
        lstrcpynA(szKeyContainerName, pszContainer, MAX_PATH);
    } 
    else
    {
        DWORD dwLen = sizeof(szKeyContainerName);
        if (!GetUserNameA(szKeyContainerName, &dwLen)) return FALSE;
    }
 
    switch (dwFlags & (CRYPT_NEWKEYSET|CRYPT_VERIFYCONTEXT|CRYPT_DELETEKEYSET)) 
    {
        case 0:
            *phProv = read_key_container(szKeyContainerName, dwFlags, pVTable);
            break;
 
        case CRYPT_DELETEKEYSET:
            return delete_container_key(szKeyContainerName, dwFlags);
 
        case CRYPT_NEWKEYSET:
            *phProv = read_key_container(szKeyContainerName, dwFlags, pVTable);
            if (*phProv != (HCRYPTPROV)INVALID_HANDLE_VALUE) 
            {
                release_handle(&handle_table, *phProv, RSAENH_MAGIC_CONTAINER);
                TRACE("Can't create new keyset, already exists\n");
                SetLastError(NTE_EXISTS);
                return FALSE;
            }
            *phProv = new_key_container(szKeyContainerName, dwFlags, pVTable);
            break;
 
        case CRYPT_VERIFYCONTEXT|CRYPT_NEWKEYSET:
        case CRYPT_VERIFYCONTEXT:
            if (pszContainer && *pszContainer) {
                TRACE("pszContainer should be empty\n");
                SetLastError(NTE_BAD_FLAGS);
                return FALSE;
            }
            *phProv = new_key_container("", dwFlags, pVTable);
            break;
 
        default:
            *phProv = (HCRYPTPROV)INVALID_HANDLE_VALUE;
            SetLastError(NTE_BAD_FLAGS);
            return FALSE;
    }
 
    if (*phProv != (HCRYPTPROV)INVALID_HANDLE_VALUE) {
        SetLastError(ERROR_SUCCESS);
        return TRUE;
    } else {
        return FALSE;
    }
}

◆ RSAENH_CPCreateHash()

BOOL WINAPI RSAENH_CPCreateHash	(	HCRYPTPROV	hProv,
		ALG_ID	Algid,
		HCRYPTKEY	hKey,
		DWORD	dwFlags,
		HCRYPTHASH *	phHash
	)

Definition at line 2276 of file rsaenh.c.

{
    CRYPTKEY *pCryptKey = NULL;
    CRYPTHASH *pCryptHash;
    const PROV_ENUMALGS_EX *peaAlgidInfo;
 
    TRACE("(hProv=%08Ix, Algid=%08x, hKey=%08Ix, dwFlags=%08lx, phHash=%p)\n", hProv, Algid, hKey,
          dwFlags, phHash);
 
    peaAlgidInfo = get_algid_info(hProv, Algid);
    if (!peaAlgidInfo) return FALSE;
 
    if (dwFlags)
    {
        SetLastError(NTE_BAD_FLAGS);
        return FALSE;
    }
 
    if (Algid == CALG_MAC || Algid == CALG_HMAC || Algid == CALG_SCHANNEL_MASTER_HASH || 
        Algid == CALG_TLS1PRF) 
    {
        if (!lookup_handle(&handle_table, hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pCryptKey)) {
            SetLastError(NTE_BAD_KEY);
            return FALSE;
        }
 
        if ((Algid == CALG_MAC) && (GET_ALG_TYPE(pCryptKey->aiAlgid) != ALG_TYPE_BLOCK)) {
            SetLastError(NTE_BAD_KEY);
            return FALSE;
        }
 
        if ((Algid == CALG_SCHANNEL_MASTER_HASH || Algid == CALG_TLS1PRF) && 
            (pCryptKey->aiAlgid != CALG_TLS1_MASTER)) 
        {
            SetLastError(NTE_BAD_KEY);
            return FALSE;
        }
        if (Algid == CALG_SCHANNEL_MASTER_HASH &&
            ((!pCryptKey->siSChannelInfo.blobClientRandom.cbData) ||
             (!pCryptKey->siSChannelInfo.blobServerRandom.cbData)))
        {
            SetLastError(ERROR_INVALID_PARAMETER);
            return FALSE;
        }
 
        if ((Algid == CALG_TLS1PRF) && (pCryptKey->dwState != RSAENH_KEYSTATE_MASTERKEY)) {
            SetLastError(NTE_BAD_KEY_STATE);
            return FALSE;
        }
    }
 
    *phHash = new_object(&handle_table, sizeof(CRYPTHASH), RSAENH_MAGIC_HASH,
                         destroy_hash, (OBJECTHDR**)&pCryptHash);
    if (!pCryptHash) return FALSE;
 
    pCryptHash->aiAlgid = Algid;
    pCryptHash->hKey = hKey;
    if (Algid == CALG_MAC)
    {
        pCryptHash->key_alg_id = pCryptKey->aiAlgid;
        setup_key(pCryptKey);
        duplicate_key_impl(pCryptKey->aiAlgid, &pCryptKey->context, &pCryptHash->key_context);
        memcpy(pCryptHash->abChainVector, pCryptKey->abChainVector, sizeof(pCryptHash->abChainVector));
    }
    pCryptHash->hProv = hProv;
    pCryptHash->dwState = RSAENH_HASHSTATE_HASHING;
    pCryptHash->pHMACInfo = NULL;
    memset(&pCryptHash->hash, 0, sizeof(pCryptHash->hash));
    pCryptHash->dwHashSize = peaAlgidInfo->dwDefaultLen >> 3;
    pCryptHash->buffered_hash_bytes = 0;
    init_data_blob(&pCryptHash->tpPRFParams.blobLabel);
    init_data_blob(&pCryptHash->tpPRFParams.blobSeed);
 
    if (Algid == CALG_SCHANNEL_MASTER_HASH) {
        static const char keyex[] = "key expansion";
        BYTE key_expansion[sizeof keyex];
        CRYPT_DATA_BLOB blobRandom, blobKeyExpansion = { 13, key_expansion };
 
        memcpy( key_expansion, keyex, sizeof keyex );
 
        if (pCryptKey->dwState != RSAENH_KEYSTATE_MASTERKEY) {
            static const char msec[] = "master secret";
            BYTE master_secret[sizeof msec];
            CRYPT_DATA_BLOB blobLabel = { 13, master_secret };
            BYTE abKeyValue[48];
 
            memcpy( master_secret, msec, sizeof msec );
 
            /* See RFC 2246, chapter 8.1 */
            if (!concat_data_blobs(&blobRandom, 
                                   &pCryptKey->siSChannelInfo.blobClientRandom, 
                                   &pCryptKey->siSChannelInfo.blobServerRandom))
            {
                return FALSE;
            }
            tls1_prf(hProv, hKey, &blobLabel, &blobRandom, abKeyValue, 48);
            pCryptKey->dwState = RSAENH_KEYSTATE_MASTERKEY; 
            memcpy(pCryptKey->abKeyValue, abKeyValue, 48);
            free_data_blob(&blobRandom);
        }
 
        /* See RFC 2246, chapter 6.3 */
        if (!concat_data_blobs(&blobRandom, 
                                  &pCryptKey->siSChannelInfo.blobServerRandom, 
                                  &pCryptKey->siSChannelInfo.blobClientRandom))
        {
            return FALSE;
        }
        tls1_prf(hProv, hKey, &blobKeyExpansion, &blobRandom, pCryptHash->abHashValue, 
                 RSAENH_MAX_HASH_SIZE);
        free_data_blob(&blobRandom);
    }
 
    return init_hash(pCryptHash);
}

Referenced by pad_data_oaep(), pkcs1_mgf1(), tls1_prf(), and unpad_data_oaep().

◆ RSAENH_CPDecrypt()

BOOL WINAPI RSAENH_CPDecrypt	(	HCRYPTPROV	hProv,
		HCRYPTKEY	hKey,
		HCRYPTHASH	hHash,
		BOOL	Final,
		DWORD	dwFlags,
		BYTE *	pbData,
		DWORD *	pdwDataLen
	)

Definition at line 2718 of file rsaenh.c.

{
    CRYPTKEY *pCryptKey;
    BYTE *in, out[RSAENH_MAX_BLOCK_SIZE], o[RSAENH_MAX_BLOCK_SIZE];
    DWORD i, j, k;
    DWORD dwMax;
 
    TRACE("(hProv=%08Ix, hKey=%08Ix, hHash=%08Ix, Final=%d, dwFlags=%08lx, pbData=%p, "
          "pdwDataLen=%p)\n", hProv, hKey, hHash, Final, dwFlags, pbData, pdwDataLen);
 
    if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
    {
        SetLastError(NTE_BAD_UID);
        return FALSE;
    }
 
    if (dwFlags != 0 && dwFlags != CRYPT_OAEP)
    {
        SetLastError(NTE_BAD_FLAGS);
        return FALSE;
    }
 
    if (!lookup_handle(&handle_table, hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pCryptKey))
    {
        SetLastError(NTE_BAD_KEY);
        return FALSE;
    }
 
    if (pCryptKey->dwState == RSAENH_KEYSTATE_IDLE) 
        pCryptKey->dwState = RSAENH_KEYSTATE_ENCRYPTING;
 
    if (pCryptKey->dwState != RSAENH_KEYSTATE_ENCRYPTING)
    {
        SetLastError(NTE_BAD_DATA);
        return FALSE;
    }
 
    if (Final && !*pdwDataLen)
    {
        SetLastError(NTE_BAD_LEN);
        return FALSE;
    }
 
    dwMax=*pdwDataLen;
 
    if (GET_ALG_TYPE(pCryptKey->aiAlgid) == ALG_TYPE_BLOCK) {
        for (i=0, in=pbData; i<*pdwDataLen; i+=pCryptKey->dwBlockLen, in+=pCryptKey->dwBlockLen) {
            switch (pCryptKey->dwMode) {
                case CRYPT_MODE_ECB:
                    decrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, in, out);
                    break;
 
                case CRYPT_MODE_CBC:
                    decrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, in, out);
                    for (j=0; j<pCryptKey->dwBlockLen; j++) out[j] ^= pCryptKey->abChainVector[j];
                    memcpy(pCryptKey->abChainVector, in, pCryptKey->dwBlockLen);
                    break;
 
                case CRYPT_MODE_CFB:
                    for (j=0; j<pCryptKey->dwBlockLen; j++) {
                        encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, pCryptKey->abChainVector, o);
                        out[j] = in[j] ^ o[0];
                        for (k=0; k<pCryptKey->dwBlockLen-1; k++) 
                            pCryptKey->abChainVector[k] = pCryptKey->abChainVector[k+1];
                        pCryptKey->abChainVector[k] = in[j];
                    }
                    break;
 
                default:
                    SetLastError(NTE_BAD_ALGID);
                    return FALSE;
            }
            memcpy(in, out, pCryptKey->dwBlockLen);
        }
        if (Final) {
            if (pbData[*pdwDataLen-1] &&
             pbData[*pdwDataLen-1] <= pCryptKey->dwBlockLen &&
             pbData[*pdwDataLen-1] <= *pdwDataLen) {
                BOOL padOkay = TRUE;
 
                /* check that every pad byte has the same value */
                for (i = 1; padOkay && i < pbData[*pdwDataLen-1]; i++)
                    if (pbData[*pdwDataLen - i - 1] != pbData[*pdwDataLen - 1])
                        padOkay = FALSE;
                if (padOkay)
                    *pdwDataLen -= pbData[*pdwDataLen-1];
                else {
                    SetLastError(NTE_BAD_DATA);
                    setup_key(pCryptKey);
                    return FALSE;
                }
            }
            else {
                SetLastError(NTE_BAD_DATA);
                setup_key(pCryptKey);
                return FALSE;
            }
        }
 
    } else if (GET_ALG_TYPE(pCryptKey->aiAlgid) == ALG_TYPE_STREAM) {
        encrypt_stream_impl(pCryptKey->aiAlgid, &pCryptKey->context, pbData, *pdwDataLen);
    } else if (GET_ALG_TYPE(pCryptKey->aiAlgid) == ALG_TYPE_RSA) {
        if (pCryptKey->aiAlgid == CALG_RSA_SIGN) {
            SetLastError(NTE_BAD_KEY);
            return FALSE;
        }
        decrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, pbData, pbData);
        if (!unpad_data(hProv, pbData, pCryptKey->dwBlockLen, pbData, pdwDataLen, dwFlags)) return FALSE;
        Final = TRUE;
    } else {
        SetLastError(NTE_BAD_TYPE);
        return FALSE;
    } 
 
    if (Final) setup_key(pCryptKey);
 
    if (is_valid_handle(&handle_table, hHash, RSAENH_MAGIC_HASH)) {
        if (*pdwDataLen>dwMax ||
            !RSAENH_CPHashData(hProv, hHash, pbData, *pdwDataLen, 0)) return FALSE;
    }
 
    return TRUE;
}

◆ RSAENH_CPDeriveKey()

BOOL WINAPI RSAENH_CPDeriveKey	(	HCRYPTPROV	hProv,
		ALG_ID	Algid,
		HCRYPTHASH	hBaseData,
		DWORD	dwFlags,
		HCRYPTKEY *	phKey
	)

Definition at line 4355 of file rsaenh.c.

{
    CRYPTKEY *pCryptKey, *pMasterKey;
    CRYPTHASH *pCryptHash;
    BYTE abHashValue[RSAENH_MAX_HASH_SIZE*2];
    DWORD dwLen;
 
    TRACE("(hProv=%08Ix, Algid=%d, hBaseData=%08Ix, dwFlags=%08lx phKey=%p)\n", hProv, Algid,
           hBaseData, dwFlags, phKey);
 
    if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
    {
        SetLastError(NTE_BAD_UID);
        return FALSE;
    }
 
    if (!lookup_handle(&handle_table, hBaseData, RSAENH_MAGIC_HASH,
                       (OBJECTHDR**)&pCryptHash))
    {
        SetLastError(NTE_BAD_HASH);
        return FALSE;
    }
 
    if (!phKey)
    {
        SetLastError(ERROR_INVALID_PARAMETER);
        return FALSE;
    }
 
    switch (GET_ALG_CLASS(Algid))
    {
        case ALG_CLASS_DATA_ENCRYPT:
        {
            int need_padding, copy_len;
            *phKey = new_key(hProv, Algid, dwFlags, &pCryptKey);
            if (*phKey == (HCRYPTKEY)INVALID_HANDLE_VALUE) return FALSE;
 
            /* 
             * We derive the key material from the hash.
             * If the hash value is not large enough for the claimed key, we have to construct
             * a larger binary value based on the hash. This is documented in MSDN: CryptDeriveKey.
             */
            dwLen = RSAENH_MAX_HASH_SIZE;
            RSAENH_CPGetHashParam(pCryptHash->hProv, hBaseData, HP_HASHVAL, abHashValue, &dwLen, 0);
 
            /*
             * The usage of padding seems to vary from algorithm to algorithm.
             * For now the only different case found was for AES with 128 bit key.
             */
            switch(Algid)
            {
                case CALG_AES_128:
                    /* To reduce the chance of regressions we will only deviate
                     * from the old behavior for the tested hash lengths */
                    if (dwLen == 16 || dwLen == 20)
                    {
                        need_padding = 1;
                        break;
                    }
                default:
                    need_padding = dwLen < pCryptKey->dwKeyLen;
            }
 
            copy_len = pCryptKey->dwKeyLen;
            if (need_padding)
            {
                BYTE pad1[RSAENH_HMAC_DEF_PAD_LEN], pad2[RSAENH_HMAC_DEF_PAD_LEN];
                BYTE old_hashval[RSAENH_MAX_HASH_SIZE];
                DWORD i;
 
                memcpy(old_hashval, pCryptHash->abHashValue, RSAENH_MAX_HASH_SIZE);
 
                for (i=0; i<RSAENH_HMAC_DEF_PAD_LEN; i++) {
                    pad1[i] = RSAENH_HMAC_DEF_IPAD_CHAR ^ (i<dwLen ? abHashValue[i] : 0);
                    pad2[i] = RSAENH_HMAC_DEF_OPAD_CHAR ^ (i<dwLen ? abHashValue[i] : 0);
                }
 
                init_hash(pCryptHash);
                update_hash(pCryptHash, pad1, RSAENH_HMAC_DEF_PAD_LEN);
                finalize_hash(pCryptHash);
                memcpy(abHashValue, pCryptHash->abHashValue, pCryptHash->dwHashSize);
 
                init_hash(pCryptHash);
                update_hash(pCryptHash, pad2, RSAENH_HMAC_DEF_PAD_LEN);
                finalize_hash(pCryptHash);
                memcpy(abHashValue+pCryptHash->dwHashSize, pCryptHash->abHashValue, 
                       pCryptHash->dwHashSize);
 
                memcpy(pCryptHash->abHashValue, old_hashval, RSAENH_MAX_HASH_SIZE);
            }
            /*
             * Padding was not required, we have more hash than needed.
             * Do we need to use the remaining hash as salt?
             */
            else if((dwFlags & CRYPT_CREATE_SALT) &&
                    (Algid == CALG_RC2 || Algid == CALG_RC4))
            {
                copy_len += pCryptKey->dwSaltLen;
            }
 
            memcpy(pCryptKey->abKeyValue, abHashValue, 
                   RSAENH_MIN(copy_len, sizeof(pCryptKey->abKeyValue)));
            break;
        }
        case ALG_CLASS_MSG_ENCRYPT:
            if (!lookup_handle(&handle_table, pCryptHash->hKey, RSAENH_MAGIC_KEY,
                               (OBJECTHDR**)&pMasterKey)) 
            {
                SetLastError(NTE_FAIL); /* FIXME error code */
                return FALSE;
            }
 
            switch (Algid) 
            {
                /* See RFC 2246, chapter 6.3 Key calculation */
                case CALG_SCHANNEL_ENC_KEY:
                    if (!pMasterKey->siSChannelInfo.saEncAlg.Algid ||
                        !pMasterKey->siSChannelInfo.saEncAlg.cBits)
                    {
                        SetLastError(NTE_BAD_FLAGS);
                        return FALSE;
                    }
                    *phKey = new_key(hProv, pMasterKey->siSChannelInfo.saEncAlg.Algid, 
                                     MAKELONG(LOWORD(dwFlags),pMasterKey->siSChannelInfo.saEncAlg.cBits),
                                     &pCryptKey);
                    if (*phKey == (HCRYPTKEY)INVALID_HANDLE_VALUE) return FALSE;
                    memcpy(pCryptKey->abKeyValue, 
                           pCryptHash->abHashValue + (
                               2 * (pMasterKey->siSChannelInfo.saMACAlg.cBits / 8) +
                               ((dwFlags & CRYPT_SERVER) ? 
                                   (pMasterKey->siSChannelInfo.saEncAlg.cBits / 8) : 0)),
                           pMasterKey->siSChannelInfo.saEncAlg.cBits / 8);
                    memcpy(pCryptKey->abInitVector,
                           pCryptHash->abHashValue + (
                               2 * (pMasterKey->siSChannelInfo.saMACAlg.cBits / 8) +
                               2 * (pMasterKey->siSChannelInfo.saEncAlg.cBits / 8) +
                               ((dwFlags & CRYPT_SERVER) ? pCryptKey->dwBlockLen : 0)),
                           pCryptKey->dwBlockLen);
                    break;
 
                case CALG_SCHANNEL_MAC_KEY:
                    *phKey = new_key(hProv, Algid, 
                                     MAKELONG(LOWORD(dwFlags),pMasterKey->siSChannelInfo.saMACAlg.cBits),
                                     &pCryptKey);
                    if (*phKey == (HCRYPTKEY)INVALID_HANDLE_VALUE) return FALSE;
                    memcpy(pCryptKey->abKeyValue,
                           pCryptHash->abHashValue + ((dwFlags & CRYPT_SERVER) ? 
                               pMasterKey->siSChannelInfo.saMACAlg.cBits / 8 : 0),
                           pMasterKey->siSChannelInfo.saMACAlg.cBits / 8);
                    break;
 
                default:
                    SetLastError(NTE_BAD_ALGID);
                    return FALSE;
            }
            break;
 
        default:
            SetLastError(NTE_BAD_ALGID);
            return FALSE;
    }
 
    setup_key(pCryptKey);
    return TRUE;    
}

◆ RSAENH_CPDestroyHash()

BOOL WINAPI RSAENH_CPDestroyHash	(	HCRYPTPROV	hProv,
		HCRYPTHASH	hHash
	)

Definition at line 2407 of file rsaenh.c.

{
    TRACE("(hProv=%08Ix, hHash=%08Ix)\n", hProv, hHash);
 
    if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
    {
        SetLastError(NTE_BAD_UID);
        return FALSE;
    }
 
    if (!release_handle(&handle_table, hHash, RSAENH_MAGIC_HASH)) 
    {
        SetLastError(NTE_BAD_HASH);
        return FALSE;
    }
 
    return TRUE;
}

Referenced by pad_data_oaep(), pkcs1_mgf1(), tls1_prf(), and unpad_data_oaep().

◆ RSAENH_CPDestroyKey()

BOOL WINAPI RSAENH_CPDestroyKey	(	HCRYPTPROV	hProv,
		HCRYPTKEY	hKey
	)

Definition at line 2440 of file rsaenh.c.

{
    TRACE("(hProv=%08Ix, hKey=%08Ix)\n", hProv, hKey);
 
    if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
    {
        SetLastError(NTE_BAD_UID);
        return FALSE;
    }
 
    if (!release_handle(&handle_table, hKey, RSAENH_MAGIC_KEY)) 
    {
        SetLastError(NTE_BAD_KEY);
        return FALSE;
    }
 
    return TRUE;
}

Referenced by release_and_install_key(), and RSAENH_CPSignHash().

◆ RSAENH_CPDuplicateHash()

BOOL WINAPI RSAENH_CPDuplicateHash	(	HCRYPTPROV	hUID,
		HCRYPTHASH	hHash,
		DWORD *	pdwReserved,
		DWORD	dwFlags,
		HCRYPTHASH *	phHash
	)

Definition at line 2475 of file rsaenh.c.

{
    CRYPTHASH *pSrcHash, *pDestHash;
 
    TRACE("(hUID=%08Ix, hHash=%08Ix, pdwReserved=%p, dwFlags=%08lx, phHash=%p)\n", hUID, hHash,
           pdwReserved, dwFlags, phHash);
 
    if (!is_valid_handle(&handle_table, hUID, RSAENH_MAGIC_CONTAINER))
    {
        SetLastError(NTE_BAD_UID);
        return FALSE;
    }
 
    if (!lookup_handle(&handle_table, hHash, RSAENH_MAGIC_HASH, (OBJECTHDR**)&pSrcHash))
    {
        SetLastError(NTE_BAD_HASH);
        return FALSE;
    }
 
    if (!phHash || pdwReserved || dwFlags) 
    {
        SetLastError(ERROR_INVALID_PARAMETER);
        return FALSE;
    }
 
    *phHash = new_object(&handle_table, sizeof(CRYPTHASH), RSAENH_MAGIC_HASH,
                         destroy_hash, (OBJECTHDR**)&pDestHash);
    if (*phHash != (HCRYPTHASH)INVALID_HANDLE_VALUE)
    {
        *pDestHash = *pSrcHash;
        copy_hmac_info(&pDestHash->pHMACInfo, pSrcHash->pHMACInfo, 0);
        copy_data_blob(&pDestHash->tpPRFParams.blobLabel, &pSrcHash->tpPRFParams.blobLabel);
        copy_data_blob(&pDestHash->tpPRFParams.blobSeed, &pSrcHash->tpPRFParams.blobSeed);
    }
 
    return *phHash != (HCRYPTHASH)INVALID_HANDLE_VALUE;
}

◆ RSAENH_CPDuplicateKey()

BOOL WINAPI RSAENH_CPDuplicateKey	(	HCRYPTPROV	hUID,
		HCRYPTKEY	hKey,
		DWORD *	pdwReserved,
		DWORD	dwFlags,
		HCRYPTKEY *	phKey
	)

Definition at line 2530 of file rsaenh.c.

{
    CRYPTKEY *pSrcKey, *pDestKey;
 
    TRACE("(hUID=%08Ix, hKey=%08Ix, pdwReserved=%p, dwFlags=%08lx, phKey=%p)\n", hUID, hKey,
          pdwReserved, dwFlags, phKey);
 
    if (!is_valid_handle(&handle_table, hUID, RSAENH_MAGIC_CONTAINER))
    {
        SetLastError(NTE_BAD_UID);
        return FALSE;
    }
 
    if (!lookup_handle(&handle_table, hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pSrcKey))
    {
        SetLastError(NTE_BAD_KEY);
        return FALSE;
    }
 
    if (!phKey || pdwReserved || dwFlags) 
    {
        SetLastError(ERROR_INVALID_PARAMETER);
        return FALSE;
    }
 
    *phKey = new_object(&handle_table, sizeof(CRYPTKEY), RSAENH_MAGIC_KEY, destroy_key,
                        (OBJECTHDR**)&pDestKey);
    if (*phKey != (HCRYPTKEY)INVALID_HANDLE_VALUE)
    {
        *pDestKey = *pSrcKey;
        copy_data_blob(&pDestKey->siSChannelInfo.blobServerRandom,
                       &pSrcKey->siSChannelInfo.blobServerRandom);
        copy_data_blob(&pDestKey->siSChannelInfo.blobClientRandom, 
                       &pSrcKey->siSChannelInfo.blobClientRandom);
        duplicate_key_impl(pSrcKey->aiAlgid, &pSrcKey->context, &pDestKey->context);
        return TRUE;
    }
    else
    {
        return FALSE;
    }
}

◆ RSAENH_CPEncrypt()

BOOL WINAPI RSAENH_CPEncrypt	(	HCRYPTPROV	hProv,
		HCRYPTKEY	hKey,
		HCRYPTHASH	hHash,
		BOOL	Final,
		DWORD	dwFlags,
		BYTE *	pbData,
		DWORD *	pdwDataLen,
		DWORD	dwBufLen
	)

Definition at line 2599 of file rsaenh.c.

{
    CRYPTKEY *pCryptKey;
 
    TRACE("(hProv=%08Ix, hKey=%08Ix, hHash=%08Ix, Final=%d, dwFlags=%08lx, pbData=%p, "
          "pdwDataLen=%p, dwBufLen=%ld)\n", hProv, hKey, hHash, Final, dwFlags, pbData, pdwDataLen,
          dwBufLen);
 
    if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
    {
        SetLastError(NTE_BAD_UID);
        return FALSE;
    }
 
    if (dwFlags != 0 && dwFlags != CRYPT_OAEP)
    {
        SetLastError(NTE_BAD_FLAGS);
        return FALSE;
    }
 
    if (!lookup_handle(&handle_table, hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pCryptKey))
    {
        SetLastError(NTE_BAD_KEY);
        return FALSE;
    }
 
    if (pCryptKey->aiAlgid == CALG_RC2)
    {
        const PROV_ENUMALGS_EX *info;
 
        if (!(info = get_algid_info(hProv, pCryptKey->aiAlgid)))
        {
            FIXME("Can't get algid info.\n");
            SetLastError(NTE_BAD_KEY);
            return FALSE;
        }
        if (pCryptKey->dwKeyLen > info->dwMaxLen / 8)
        {
            SetLastError(NTE_BAD_KEY);
            return FALSE;
        }
    }
 
    if (pCryptKey->dwState == RSAENH_KEYSTATE_IDLE) 
        pCryptKey->dwState = RSAENH_KEYSTATE_ENCRYPTING;
 
    if (pCryptKey->dwState != RSAENH_KEYSTATE_ENCRYPTING) 
    {
        SetLastError(NTE_BAD_DATA);
        return FALSE;
    }
 
    if (is_valid_handle(&handle_table, hHash, RSAENH_MAGIC_HASH)) {
        if (!RSAENH_CPHashData(hProv, hHash, pbData, *pdwDataLen, 0)) return FALSE;
    }
 
    if (GET_ALG_TYPE(pCryptKey->aiAlgid) == ALG_TYPE_BLOCK) {
        if (!block_encrypt(pCryptKey, pbData, pdwDataLen, dwBufLen, Final,
                           &pCryptKey->context, pCryptKey->abChainVector))
            return FALSE;
        if (!pbData) return TRUE;
    } else if (GET_ALG_TYPE(pCryptKey->aiAlgid) == ALG_TYPE_STREAM) {
        if (pbData == NULL) {
            *pdwDataLen = dwBufLen;
            return TRUE;
        }
        encrypt_stream_impl(pCryptKey->aiAlgid, &pCryptKey->context, pbData, *pdwDataLen);
    } else if (GET_ALG_TYPE(pCryptKey->aiAlgid) == ALG_TYPE_RSA) {
        if (pCryptKey->aiAlgid == CALG_RSA_SIGN) {
            SetLastError(NTE_BAD_KEY);
            return FALSE;
        }
        if (!pbData) {
            *pdwDataLen = pCryptKey->dwBlockLen;
            return TRUE;
        }
        if (dwBufLen < pCryptKey->dwBlockLen) {
            SetLastError(ERROR_MORE_DATA);
            return FALSE;
        }
        if (!pad_data(hProv, pbData, *pdwDataLen, pbData, pCryptKey->dwBlockLen, dwFlags)) return FALSE;
        encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, pbData, pbData);
        *pdwDataLen = pCryptKey->dwBlockLen;
        Final = TRUE;
    } else {
        SetLastError(NTE_BAD_TYPE);
        return FALSE;
    }
 
    if (Final) setup_key(pCryptKey);
 
    return TRUE;
}

◆ RSAENH_CPExportKey()

BOOL WINAPI RSAENH_CPExportKey	(	HCRYPTPROV	hProv,
		HCRYPTKEY	hKey,
		HCRYPTKEY	hPubKey,
		DWORD	dwBlobType,
		DWORD	dwFlags,
		BYTE *	pbData,
		DWORD *	pdwDataLen
	)

Definition at line 3064 of file rsaenh.c.

{
    CRYPTKEY *pCryptKey;
 
    TRACE("(hProv=%08Ix, hKey=%08Ix, hPubKey=%08Ix, dwBlobType=%08lx, dwFlags=%08lx, pbData=%p,"
          "pdwDataLen=%p)\n", hProv, hKey, hPubKey, dwBlobType, dwFlags, pbData, pdwDataLen);
 
    if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
    {
        SetLastError(NTE_BAD_UID);
        return FALSE;
    }
 
    if (!lookup_handle(&handle_table, hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pCryptKey))
    {
        SetLastError(NTE_BAD_KEY);
        return FALSE;
    }
 
    return crypt_export_key(pCryptKey, hPubKey, dwBlobType, dwFlags, FALSE,
        pbData, pdwDataLen);
}

◆ RSAENH_CPGenKey()

BOOL WINAPI RSAENH_CPGenKey	(	HCRYPTPROV	hProv,
		ALG_ID	Algid,
		DWORD	dwFlags,
		HCRYPTKEY *	phKey
	)

Definition at line 3567 of file rsaenh.c.

{
    KEYCONTAINER *pKeyContainer;
    CRYPTKEY *pCryptKey;
 
    TRACE("(hProv=%08Ix, aiAlgid=%d, dwFlags=%08lx, phKey=%p)\n", hProv, Algid, dwFlags, phKey);
 
    if (!(pKeyContainer = get_key_container(hProv)))
    {
        /* MSDN: hProv not containing valid context handle */
        return FALSE;
    }
 
    switch (Algid)
    {
        case AT_SIGNATURE:
        case CALG_RSA_SIGN:
            *phKey = new_key(hProv, CALG_RSA_SIGN, dwFlags, &pCryptKey);
            if (pCryptKey) { 
                new_key_impl(pCryptKey->aiAlgid, &pCryptKey->context, pCryptKey->dwKeyLen);
                setup_key(pCryptKey);
                release_and_install_key(hProv, *phKey,
                                        &pKeyContainer->hSignatureKeyPair,
                                        FALSE);
            }
            break;
 
        case AT_KEYEXCHANGE:
        case CALG_RSA_KEYX:
            *phKey = new_key(hProv, CALG_RSA_KEYX, dwFlags, &pCryptKey);
            if (pCryptKey) { 
                new_key_impl(pCryptKey->aiAlgid, &pCryptKey->context, pCryptKey->dwKeyLen);
                setup_key(pCryptKey);
                release_and_install_key(hProv, *phKey,
                                        &pKeyContainer->hKeyExchangeKeyPair,
                                        FALSE);
            }
            break;
 
        case CALG_RC2:
        case CALG_RC4:
        case CALG_DES:
        case CALG_3DES_112:
        case CALG_3DES:
        case CALG_AES_128:
        case CALG_AES_192:
        case CALG_AES_256:
        case CALG_PCT1_MASTER:
        case CALG_SSL2_MASTER:
        case CALG_SSL3_MASTER:
        case CALG_TLS1_MASTER:
            *phKey = new_key(hProv, Algid, dwFlags, &pCryptKey);
            if (pCryptKey) {
                RtlGenRandom(pCryptKey->abKeyValue, RSAENH_MAX_KEY_SIZE);
                switch (Algid) {
                    case CALG_SSL3_MASTER:
                        pCryptKey->abKeyValue[0] = RSAENH_SSL3_VERSION_MAJOR;
                        pCryptKey->abKeyValue[1] = RSAENH_SSL3_VERSION_MINOR;
                        break;
 
                    case CALG_TLS1_MASTER:
                        pCryptKey->abKeyValue[0] = RSAENH_TLS1_VERSION_MAJOR;
                        pCryptKey->abKeyValue[1] = RSAENH_TLS1_VERSION_MINOR;
                        break;
                    case CALG_RC4:
                        if (!(dwFlags & CRYPT_CREATE_SALT))
                            memset(pCryptKey->abKeyValue + pCryptKey->dwKeyLen, 0, pCryptKey->dwSaltLen);
                        break;
                }
                setup_key(pCryptKey);
            }
            break;
 
        default:
            /* MSDN: Algorithm not supported specified by Algid */
            SetLastError(NTE_BAD_ALGID);
            return FALSE;
    }
 
    return *phKey != (HCRYPTKEY)INVALID_HANDLE_VALUE;
}

◆ RSAENH_CPGenRandom()

BOOL WINAPI RSAENH_CPGenRandom	(	HCRYPTPROV	hProv,
		DWORD	dwLen,
		BYTE *	pbBuffer
	)

Definition at line 3663 of file rsaenh.c.

{
    TRACE("(hProv=%08Ix, dwLen=%ld, pbBuffer=%p)\n", hProv, dwLen, pbBuffer);
 
    if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
    {
        /* MSDN: hProv not containing valid context handle */
        SetLastError(NTE_BAD_UID);
        return FALSE;
    }
 
    return RtlGenRandom(pbBuffer, dwLen);
}

◆ RSAENH_CPGetHashParam()

BOOL WINAPI RSAENH_CPGetHashParam	(	HCRYPTPROV	hProv,
		HCRYPTHASH	hHash,
		DWORD	dwParam,
		BYTE *	pbData,
		DWORD *	pdwDataLen,
		DWORD	dwFlags
	)

Definition at line 3698 of file rsaenh.c.

{
    CRYPTHASH *pCryptHash;
 
    TRACE("(hProv=%08Ix, hHash=%08Ix, dwParam=%08lx, pbData=%p, pdwDataLen=%p, dwFlags=%08lx)\n",
        hProv, hHash, dwParam, pbData, pdwDataLen, dwFlags);
 
    if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
    {
        SetLastError(NTE_BAD_UID);
        return FALSE;
    }
 
    if (dwFlags)
    {
        SetLastError(NTE_BAD_FLAGS);
        return FALSE;
    }
 
    if (!lookup_handle(&handle_table, hHash, RSAENH_MAGIC_HASH,
                       (OBJECTHDR**)&pCryptHash))
    {
        SetLastError(NTE_BAD_HASH);
        return FALSE;
    }
 
    if (!pdwDataLen)
    {
        SetLastError(ERROR_INVALID_PARAMETER);
        return FALSE;
    }
 
    switch (dwParam)
    {
        case HP_ALGID:
            return copy_param(pbData, pdwDataLen, (const BYTE*)&pCryptHash->aiAlgid,
                              sizeof(ALG_ID));
 
        case HP_HASHSIZE:
            return copy_param(pbData, pdwDataLen, (const BYTE*)&pCryptHash->dwHashSize,
                              sizeof(DWORD));
 
        case HP_HASHVAL:
            if (pCryptHash->aiAlgid == CALG_TLS1PRF) {
                return tls1_prf(hProv, pCryptHash->hKey, &pCryptHash->tpPRFParams.blobLabel,
                                &pCryptHash->tpPRFParams.blobSeed, pbData, *pdwDataLen);
            }
 
            if (pCryptHash->aiAlgid == CALG_HMAC && !pCryptHash->hash.desc)
            {
                SetLastError(NTE_BAD_ALGID);
                return FALSE;
            }
 
            if (!pbData)
            {
                *pdwDataLen = pCryptHash->dwHashSize;
                return TRUE;
            }
 
            if (pCryptHash->dwState != RSAENH_HASHSTATE_FINISHED)
            {
                finalize_hash(pCryptHash);
                pCryptHash->dwState = RSAENH_HASHSTATE_FINISHED;
            }
 
            return copy_param(pbData, pdwDataLen, pCryptHash->abHashValue,
                              pCryptHash->dwHashSize);
 
        default:
            SetLastError(NTE_BAD_TYPE);
            return FALSE;
    }
}

Referenced by pad_data_oaep(), pkcs1_mgf1(), RSAENH_CPDeriveKey(), RSAENH_CPSignHash(), RSAENH_CPVerifySignature(), and unpad_data_oaep().

◆ RSAENH_CPGetKeyParam()

BOOL WINAPI RSAENH_CPGetKeyParam	(	HCRYPTPROV	hProv,
		HCRYPTKEY	hKey,
		DWORD	dwParam,
		BYTE *	pbData,
		DWORD *	pdwDataLen,
		DWORD	dwFlags
	)

Definition at line 4030 of file rsaenh.c.

{
    CRYPTKEY *pCryptKey;
    DWORD dwValue;
 
    TRACE("(hProv=%08Ix, hKey=%08Ix, dwParam=%08lx, pbData=%p, pdwDataLen=%p dwFlags=%08lx)\n",
          hProv, hKey, dwParam, pbData, pdwDataLen, dwFlags);
 
    if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
    {
        SetLastError(NTE_BAD_UID);
        return FALSE;
    }
 
    if (dwFlags) {
        SetLastError(NTE_BAD_FLAGS);
        return FALSE;
    }
 
    if (!lookup_handle(&handle_table, hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pCryptKey))
    {
        SetLastError(NTE_BAD_KEY);
        return FALSE;
    }
 
    switch (dwParam) 
    {
        case KP_IV:
            return copy_param(pbData, pdwDataLen, pCryptKey->abInitVector,
                              pCryptKey->dwBlockLen);
 
        case KP_SALT:
            switch (pCryptKey->aiAlgid) {
                case CALG_RC2:
                case CALG_RC4:
                    return copy_param(pbData, pdwDataLen,
                            &pCryptKey->abKeyValue[pCryptKey->dwKeyLen],
                            pCryptKey->dwSaltLen);
                default:
                    SetLastError(NTE_BAD_KEY);
                    return FALSE;
            }
 
        case KP_PADDING:
            dwValue = PKCS5_PADDING;
            return copy_param(pbData, pdwDataLen, (const BYTE*)&dwValue, sizeof(DWORD));
 
        case KP_KEYLEN:
            dwValue = pCryptKey->dwKeyLen << 3;
            return copy_param(pbData, pdwDataLen, (const BYTE*)&dwValue, sizeof(DWORD));
 
        case KP_EFFECTIVE_KEYLEN:
            if (pCryptKey->dwEffectiveKeyLen)
                dwValue = pCryptKey->dwEffectiveKeyLen;
            else
                dwValue = pCryptKey->dwKeyLen << 3;
            return copy_param(pbData, pdwDataLen, (const BYTE*)&dwValue, sizeof(DWORD));
 
        case KP_BLOCKLEN:
            dwValue = pCryptKey->dwBlockLen << 3;
            return copy_param(pbData, pdwDataLen, (const BYTE*)&dwValue, sizeof(DWORD));
 
        case KP_MODE:
            return copy_param(pbData, pdwDataLen, (const BYTE*)&pCryptKey->dwMode, sizeof(DWORD));
 
        case KP_MODE_BITS:
            return copy_param(pbData, pdwDataLen, (const BYTE*)&pCryptKey->dwModeBits,
                              sizeof(DWORD));
 
        case KP_PERMISSIONS:
            return copy_param(pbData, pdwDataLen, (const BYTE*)&pCryptKey->dwPermissions,
                              sizeof(DWORD));
 
        case KP_ALGID:
            return copy_param(pbData, pdwDataLen, (const BYTE*)&pCryptKey->aiAlgid, sizeof(DWORD));
 
        default:
            SetLastError(NTE_BAD_TYPE);
            return FALSE;
    }
}

Referenced by init_hash().

◆ RSAENH_CPGetProvParam()

BOOL WINAPI RSAENH_CPGetProvParam	(	HCRYPTPROV	hProv,
		DWORD	dwParam,
		BYTE *	pbData,
		DWORD *	pdwDataLen,
		DWORD	dwFlags
	)

Definition at line 4137 of file rsaenh.c.

{
    KEYCONTAINER *pKeyContainer;
    PROV_ENUMALGS provEnumalgs;
    DWORD dwTemp;
    HKEY hKey;
 
    /* This is for dwParam PP_CRYPT_COUNT_KEY_USE.
     * IE6 SP1 asks for it in the 'About' dialog.
     * Returning this BLOB seems to satisfy IE. The marked 0x00 seem 
     * to be 'don't care's. If you know anything more specific about
     * this provider parameter, please contact the Wine developers */
    static const BYTE abWTF[96] = {
        0xb0, 0x25,     0x63,     0x86, 0x9c, 0xab,     0xb6,     0x37, 
        0xe8, 0x82, 0x00, 0x72, 0x06, 0xb2, 0x00, 0x3b, 
        0x60, 0x35, 0x00, 0x3b, 0x88, 0xce, 0x00, 0x82, 
        0xbc, 0x7a, 0x00, 0xb7, 0x4f, 0x7e, 0x00, 0xde, 
        0x92, 0xf1, 0x00, 0x83, 0xea, 0x5e, 0x00, 0xc8, 
        0x12, 0x1e,     0xd4,     0x06, 0xf7, 0x66, 0x00, 0x01, 
        0x29, 0xa4, 0x00, 0xf8, 0x24, 0x0c, 0x00, 0x33, 
        0x06, 0x80, 0x00, 0x02, 0x46, 0x0b, 0x00, 0x6d, 
        0x5b, 0xca, 0x00, 0x9a, 0x10, 0xf0, 0x00, 0x05, 
        0x19, 0xd0, 0x00, 0x2c, 0xf6, 0x27, 0x00, 0xaa, 
        0x7c, 0x6f, 0x00, 0xb9, 0xd8, 0x72, 0x00, 0x03, 
        0xf3, 0x81, 0x00, 0xfa, 0xe8, 0x26, 0x00, 0xca 
    };
 
    TRACE("(hProv=%08Ix, dwParam=%08lx, pbData=%p, pdwDataLen=%p, dwFlags=%08lx)\n",
           hProv, dwParam, pbData, pdwDataLen, dwFlags);
 
    if (!pdwDataLen) {
        SetLastError(ERROR_INVALID_PARAMETER);
        return FALSE;
    }
 
    if (!(pKeyContainer = get_key_container(hProv)))
    {
        /* MSDN: hProv not containing valid context handle */
        return FALSE;
    }
 
    switch (dwParam) 
    {
        case PP_CONTAINER:
        case PP_UNIQUE_CONTAINER:/* MSDN says we can return the same value as PP_CONTAINER */
            return copy_param(pbData, pdwDataLen, (const BYTE*)pKeyContainer->szName,
                              strlen(pKeyContainer->szName)+1);
 
        case PP_NAME:
            return copy_param(pbData, pdwDataLen, (const BYTE*)pKeyContainer->szProvName,
                              strlen(pKeyContainer->szProvName)+1);
 
        case PP_PROVTYPE:
            switch (pKeyContainer->dwPersonality) {
            case RSAENH_PERSONALITY_SCHANNEL: dwTemp = PROV_RSA_SCHANNEL; break;
            case RSAENH_PERSONALITY_AES:      dwTemp = PROV_RSA_AES; break;
            default:                          dwTemp = PROV_RSA_FULL; break;
            }
            return copy_param(pbData, pdwDataLen, (const BYTE*)&dwTemp, sizeof(dwTemp));
 
        case PP_KEYSPEC:
            dwTemp = AT_SIGNATURE | AT_KEYEXCHANGE;
            return copy_param(pbData, pdwDataLen, (const BYTE*)&dwTemp, sizeof(dwTemp));
 
        case PP_KEYSET_TYPE:
            dwTemp = pKeyContainer->dwFlags & CRYPT_MACHINE_KEYSET;
            return copy_param(pbData, pdwDataLen, (const BYTE*)&dwTemp, sizeof(dwTemp));
 
        case PP_KEYSTORAGE:
            dwTemp = CRYPT_SEC_DESCR;
            return copy_param(pbData, pdwDataLen, (const BYTE*)&dwTemp, sizeof(dwTemp));
 
        case PP_SIG_KEYSIZE_INC:
        case PP_KEYX_KEYSIZE_INC:
            dwTemp = 8;
            return copy_param(pbData, pdwDataLen, (const BYTE*)&dwTemp, sizeof(dwTemp));
 
        case PP_IMPTYPE:
            dwTemp = CRYPT_IMPL_SOFTWARE;
            return copy_param(pbData, pdwDataLen, (const BYTE*)&dwTemp, sizeof(dwTemp));
 
        case PP_VERSION:
            dwTemp = 0x00000200;
            return copy_param(pbData, pdwDataLen, (const BYTE*)&dwTemp, sizeof(dwTemp));
 
        case PP_ENUMCONTAINERS:
            if ((dwFlags & CRYPT_FIRST) == CRYPT_FIRST) pKeyContainer->dwEnumContainersCtr = 0;
 
            if (!pbData) {
                *pdwDataLen = (DWORD)MAX_PATH + 1;
                return TRUE;
            }
 
            if (!open_container_key("", dwFlags, KEY_READ, &hKey))
            {
                SetLastError(ERROR_NO_MORE_ITEMS);
                return FALSE;
            }
 
            dwTemp = *pdwDataLen;
            switch (RegEnumKeyExA(hKey, pKeyContainer->dwEnumContainersCtr, (LPSTR)pbData, &dwTemp,
                    NULL, NULL, NULL, NULL))
            {
                case ERROR_MORE_DATA:
                    *pdwDataLen = (DWORD)MAX_PATH + 1;
 
                case ERROR_SUCCESS:
                    pKeyContainer->dwEnumContainersCtr++;
                    RegCloseKey(hKey);
                    return TRUE;
 
                case ERROR_NO_MORE_ITEMS:
                default:
                    SetLastError(ERROR_NO_MORE_ITEMS);
                    RegCloseKey(hKey);
                    return FALSE;
            }
 
        case PP_ENUMALGS:
        case PP_ENUMALGS_EX:
            if (((pKeyContainer->dwEnumAlgsCtr >= RSAENH_MAX_ENUMALGS-1) ||
                 (!aProvEnumAlgsEx[pKeyContainer->dwPersonality]
                   [pKeyContainer->dwEnumAlgsCtr+1].aiAlgid)) && 
                ((dwFlags & CRYPT_FIRST) != CRYPT_FIRST))
            {
                SetLastError(ERROR_NO_MORE_ITEMS);
                return FALSE;
            }
 
            if (dwParam == PP_ENUMALGS) {    
                if (pbData && (*pdwDataLen >= sizeof(PROV_ENUMALGS))) 
                    pKeyContainer->dwEnumAlgsCtr = ((dwFlags & CRYPT_FIRST) == CRYPT_FIRST) ? 
                        0 : pKeyContainer->dwEnumAlgsCtr+1;
 
                provEnumalgs.aiAlgid = aProvEnumAlgsEx
                    [pKeyContainer->dwPersonality][pKeyContainer->dwEnumAlgsCtr].aiAlgid;
                provEnumalgs.dwBitLen = aProvEnumAlgsEx
                    [pKeyContainer->dwPersonality][pKeyContainer->dwEnumAlgsCtr].dwDefaultLen;
                provEnumalgs.dwNameLen = aProvEnumAlgsEx
                    [pKeyContainer->dwPersonality][pKeyContainer->dwEnumAlgsCtr].dwNameLen;
                memcpy(provEnumalgs.szName, aProvEnumAlgsEx
                       [pKeyContainer->dwPersonality][pKeyContainer->dwEnumAlgsCtr].szName, 
                       20*sizeof(CHAR));
 
                return copy_param(pbData, pdwDataLen, (const BYTE*)&provEnumalgs,
                                  sizeof(PROV_ENUMALGS));
            } else {
                if (pbData && (*pdwDataLen >= sizeof(PROV_ENUMALGS_EX))) 
                    pKeyContainer->dwEnumAlgsCtr = ((dwFlags & CRYPT_FIRST) == CRYPT_FIRST) ? 
                        0 : pKeyContainer->dwEnumAlgsCtr+1;
 
                return copy_param(pbData, pdwDataLen, 
                                  (const BYTE*)&aProvEnumAlgsEx
                                      [pKeyContainer->dwPersonality][pKeyContainer->dwEnumAlgsCtr], 
                                  sizeof(PROV_ENUMALGS_EX));
            }
 
        case PP_CRYPT_COUNT_KEY_USE: /* Asked for by IE About dialog */
            return copy_param(pbData, pdwDataLen, abWTF, sizeof(abWTF));
 
        case PP_KEYSET_SEC_DESCR:
        {
            SECURITY_DESCRIPTOR *sd;
            DWORD err, len, flags = (pKeyContainer->dwFlags & CRYPT_MACHINE_KEYSET);
 
            if (!open_container_key(pKeyContainer->szName, flags, KEY_READ, &hKey))
            {
                SetLastError(NTE_BAD_KEYSET);
                return FALSE;
            }
 
            err = GetSecurityInfo(hKey, SE_REGISTRY_KEY, dwFlags, NULL, NULL, NULL, NULL, (void **)&sd);
            RegCloseKey(hKey);
            if (err)
            {
                SetLastError(err);
                return FALSE;
            }
 
            len = GetSecurityDescriptorLength(sd);
            if (*pdwDataLen >= len) memcpy(pbData, sd, len);
            else SetLastError(ERROR_INSUFFICIENT_BUFFER);
            *pdwDataLen = len;
 
            LocalFree(sd);
            return TRUE;
        }
 
        default:
            /* MSDN: Unknown parameter number in dwParam */
            SetLastError(NTE_BAD_TYPE);
            return FALSE;
    }
}

◆ RSAENH_CPGetUserKey()

BOOL WINAPI RSAENH_CPGetUserKey	(	HCRYPTPROV	hProv,
		DWORD	dwKeySpec,
		HCRYPTKEY *	phUserKey
	)

Definition at line 4539 of file rsaenh.c.

{
    KEYCONTAINER *pKeyContainer;
 
    TRACE("(hProv=%08Ix, dwKeySpec=%08lx, phUserKey=%p)\n", hProv, dwKeySpec, phUserKey);
 
    if (!(pKeyContainer = get_key_container(hProv)))
    {
        /* MSDN: hProv not containing valid context handle */
        return FALSE;
    }
 
    switch (dwKeySpec)
    {
        case AT_KEYEXCHANGE:
            copy_handle(&handle_table, pKeyContainer->hKeyExchangeKeyPair, RSAENH_MAGIC_KEY, 
                        phUserKey);
            break;
 
        case AT_SIGNATURE:
            copy_handle(&handle_table, pKeyContainer->hSignatureKeyPair, RSAENH_MAGIC_KEY, 
                        phUserKey);
            break;
 
        default:
            *phUserKey = (HCRYPTKEY)INVALID_HANDLE_VALUE;
    }
 
    if (*phUserKey == (HCRYPTKEY)INVALID_HANDLE_VALUE)
    {
        /* MSDN: dwKeySpec parameter specifies nonexistent key */
        SetLastError(NTE_NO_KEY);
        return FALSE;
    }
 
    return TRUE;
}

Referenced by RSAENH_CPSignHash().

◆ RSAENH_CPHashData()

BOOL WINAPI RSAENH_CPHashData	(	HCRYPTPROV	hProv,
		HCRYPTHASH	hHash,
		const BYTE *	pbData,
		DWORD	dwDataLen,
		DWORD	dwFlags
	)

Definition at line 4597 of file rsaenh.c.

{
    CRYPTHASH *pCryptHash;
 
    TRACE("(hProv=%08Ix, hHash=%08Ix, pbData=%p, dwDataLen=%ld, dwFlags=%08lx)\n",
          hProv, hHash, pbData, dwDataLen, dwFlags);
 
    if (dwFlags & ~CRYPT_USERDATA)
    {
        SetLastError(NTE_BAD_FLAGS);
        return FALSE;
    }
 
    if (!lookup_handle(&handle_table, hHash, RSAENH_MAGIC_HASH,
                       (OBJECTHDR**)&pCryptHash))
    {
        SetLastError(NTE_BAD_HASH);
        return FALSE;
    }
 
    if (!get_algid_info(hProv, pCryptHash->aiAlgid) || pCryptHash->aiAlgid == CALG_SSL3_SHAMD5)
    {
        SetLastError(NTE_BAD_ALGID);
        return FALSE;
    }
 
    if (pCryptHash->aiAlgid == CALG_HMAC && !pCryptHash->hash.desc)
    {
        SetLastError(NTE_BAD_ALGID);
        return FALSE;
    }
 
    if (pCryptHash->dwState != RSAENH_HASHSTATE_HASHING)
    {
        SetLastError(NTE_BAD_HASH_STATE);
        return FALSE;
    }
 
    update_hash(pCryptHash, pbData, dwDataLen);
    return TRUE;
}

Referenced by pad_data_oaep(), pkcs1_mgf1(), RSAENH_CPDecrypt(), RSAENH_CPEncrypt(), RSAENH_CPHashSessionKey(), RSAENH_CPSignHash(), RSAENH_CPVerifySignature(), and unpad_data_oaep().

◆ RSAENH_CPHashSessionKey()

BOOL WINAPI RSAENH_CPHashSessionKey	(	HCRYPTPROV	hProv,
		HCRYPTHASH	hHash,
		HCRYPTKEY	hKey,
		DWORD	dwFlags
	)

Definition at line 4655 of file rsaenh.c.

{
    BYTE abKeyValue[RSAENH_MAX_KEY_SIZE], bTemp;
    CRYPTKEY *pKey;
    DWORD i;
 
    TRACE("(hProv=%08Ix, hHash=%08Ix, hKey=%08Ix, dwFlags=%08lx)\n", hProv, hHash, hKey, dwFlags);
 
    if (!lookup_handle(&handle_table, hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pKey) ||
        (GET_ALG_CLASS(pKey->aiAlgid) != ALG_CLASS_DATA_ENCRYPT)) 
    {
        SetLastError(NTE_BAD_KEY);
        return FALSE;
    }
 
    if (dwFlags & ~CRYPT_LITTLE_ENDIAN) {
        SetLastError(NTE_BAD_FLAGS);
        return FALSE;
    }
 
    memcpy(abKeyValue, pKey->abKeyValue, pKey->dwKeyLen);
    if (!(dwFlags & CRYPT_LITTLE_ENDIAN)) {
        for (i=0; i<pKey->dwKeyLen/2; i++) {
            bTemp = abKeyValue[i];
            abKeyValue[i] = abKeyValue[pKey->dwKeyLen-i-1];
            abKeyValue[pKey->dwKeyLen-i-1] = bTemp;
        }
    }
 
    return RSAENH_CPHashData(hProv, hHash, abKeyValue, pKey->dwKeyLen, 0);
}

◆ RSAENH_CPImportKey()

BOOL WINAPI RSAENH_CPImportKey	(	HCRYPTPROV	hProv,
		const BYTE *	pbData,
		DWORD	dwDataLen,
		HCRYPTKEY	hPubKey,
		DWORD	dwFlags,
		HCRYPTKEY *	phKey
	)

Definition at line 3536 of file rsaenh.c.

{
    TRACE("(hProv=%08Ix, pbData=%p, dwDataLen=%ld, hPubKey=%08Ix, dwFlags=%08lx, phKey=%p)\n",
        hProv, pbData, dwDataLen, hPubKey, dwFlags, phKey);
 
    return import_key(hProv, pbData, dwDataLen, hPubKey, dwFlags, TRUE, phKey);
}

◆ RSAENH_CPReleaseContext()

BOOL WINAPI RSAENH_CPReleaseContext	(	HCRYPTPROV	hProv,
		DWORD	dwFlags
	)

Definition at line 4701 of file rsaenh.c.

{
    TRACE("(hProv=%08Ix, dwFlags=%08lx)\n", hProv, dwFlags);
 
    if (!release_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
    {
        /* MSDN: hProv not containing valid context handle */
        SetLastError(NTE_BAD_UID);
        return FALSE;
    }
 
    if (dwFlags) {
        SetLastError(NTE_BAD_FLAGS);
        return FALSE;
    }
 
    return TRUE;
}

◆ RSAENH_CPSetHashParam()

BOOL WINAPI RSAENH_CPSetHashParam	(	HCRYPTPROV	hProv,
		HCRYPTHASH	hHash,
		DWORD	dwParam,
		BYTE *	pbData,
		DWORD	dwFlags
	)

Definition at line 4741 of file rsaenh.c.

{
    CRYPTHASH *pCryptHash;
    CRYPTKEY *pCryptKey;
    struct hash inner;
    DWORD block_len, i;
 
    TRACE("(hProv=%08Ix, hHash=%08Ix, dwParam=%08lx, pbData=%p, dwFlags=%08lx)\n",
           hProv, hHash, dwParam, pbData, dwFlags);
 
    if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
    {
        SetLastError(NTE_BAD_UID);
        return FALSE;
    }
 
    if (dwFlags) {
        SetLastError(NTE_BAD_FLAGS);
        return FALSE;
    }
 
    if (!lookup_handle(&handle_table, hHash, RSAENH_MAGIC_HASH,
                       (OBJECTHDR**)&pCryptHash))
    {
        SetLastError(NTE_BAD_HASH);
        return FALSE;
    }
 
    switch (dwParam) {
        case HP_HMAC_INFO:
            init_hash_impl(((const HMAC_INFO *)pbData)->HashAlgid, &inner);
            if (!inner.desc)
            {
                SetLastError(NTE_BAD_ALGID);
                return FALSE;
            }
 
            block_len = hash_block_len_impl(&inner);
 
            free_hmac_info(pCryptHash->pHMACInfo);
            if (!copy_hmac_info(&pCryptHash->pHMACInfo, (PHMAC_INFO)pbData, block_len)) return FALSE;
 
            if (!lookup_handle(&handle_table, pCryptHash->hKey, RSAENH_MAGIC_KEY, 
                               (OBJECTHDR**)&pCryptKey)) 
            {
                SetLastError(NTE_FAIL); /* FIXME: correct error code? */
                return FALSE;
            }
 
            if (pCryptKey->aiAlgid == CALG_HMAC && !pCryptKey->dwKeyLen) {
                update_hash_impl(&inner, pCryptKey->blobHmacKey.pbData,
                                 pCryptKey->blobHmacKey.cbData);
                pCryptKey->dwKeyLen = hash_len_impl(&inner);
                finalize_hash_impl(&inner, pCryptKey->abKeyValue, pCryptKey->dwKeyLen);
            }
 
            for (i=0; i<RSAENH_MIN(pCryptKey->dwKeyLen,pCryptHash->pHMACInfo->cbInnerString); i++) {
                pCryptHash->pHMACInfo->pbInnerString[i] ^= pCryptKey->abKeyValue[i];
            }
            for (i=0; i<RSAENH_MIN(pCryptKey->dwKeyLen,pCryptHash->pHMACInfo->cbOuterString); i++) {
                pCryptHash->pHMACInfo->pbOuterString[i] ^= pCryptKey->abKeyValue[i];
            }
 
            init_hash(pCryptHash);
            return TRUE;
 
        case HP_HASHVAL:
            memcpy(pCryptHash->abHashValue, pbData, pCryptHash->dwHashSize);
            pCryptHash->dwState = RSAENH_HASHSTATE_FINISHED;
            return TRUE;
 
        case HP_TLS1PRF_SEED:
            return copy_data_blob(&pCryptHash->tpPRFParams.blobSeed, (PCRYPT_DATA_BLOB)pbData);
 
        case HP_TLS1PRF_LABEL:
            return copy_data_blob(&pCryptHash->tpPRFParams.blobLabel, (PCRYPT_DATA_BLOB)pbData);
 
        default:
            SetLastError(NTE_BAD_TYPE);
            return FALSE;
    }
}

Referenced by tls1_prf().

◆ RSAENH_CPSetKeyParam()

BOOL WINAPI RSAENH_CPSetKeyParam	(	HCRYPTPROV	hProv,
		HCRYPTKEY	hKey,
		DWORD	dwParam,
		BYTE *	pbData,
		DWORD	dwFlags
	)

Definition at line 3798 of file rsaenh.c.

{
    CRYPTKEY *pCryptKey;
 
    TRACE("(hProv=%08Ix, hKey=%08Ix, dwParam=%08lx, pbData=%p, dwFlags=%08lx)\n", hProv, hKey,
          dwParam, pbData, dwFlags);
 
    if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
    {
        SetLastError(NTE_BAD_UID);
        return FALSE;
    }
 
    if (dwFlags) {
        SetLastError(NTE_BAD_FLAGS);
        return FALSE;
    }
 
    if (!lookup_handle(&handle_table, hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pCryptKey))
    {
        SetLastError(NTE_BAD_KEY);
        return FALSE;
    }
 
    if (!pbData)
    {
        SetLastError(ERROR_INVALID_PARAMETER);
        return FALSE;
    }
 
    switch (dwParam) {
        case KP_PADDING:
            /* The MS providers only support PKCS5_PADDING */
            if (*(DWORD *)pbData != PKCS5_PADDING) {
                SetLastError(NTE_BAD_DATA);
                return FALSE;
            }
            return TRUE;
 
        case KP_MODE:
            pCryptKey->dwMode = *(DWORD*)pbData;
            return TRUE;
 
        case KP_MODE_BITS:
            pCryptKey->dwModeBits = *(DWORD*)pbData;
            return TRUE;
 
        case KP_PERMISSIONS:
        {
            DWORD perms = *(DWORD *)pbData;
 
            if ((perms & CRYPT_EXPORT) &&
                !(pCryptKey->dwPermissions & CRYPT_EXPORT))
            {
                SetLastError(NTE_BAD_DATA);
                return FALSE;
            }
            else if (!(perms & CRYPT_EXPORT) &&
                (pCryptKey->dwPermissions & CRYPT_EXPORT))
            {
                /* Clearing the export permission appears to be ignored,
                 * see tests.
                 */
                perms |= CRYPT_EXPORT;
            }
            pCryptKey->dwPermissions = perms;
            return TRUE;
        }
 
        case KP_IV:
            memcpy(pCryptKey->abInitVector, pbData, pCryptKey->dwBlockLen);
            setup_key(pCryptKey);
            return TRUE;
 
        case KP_SALT:
            switch (pCryptKey->aiAlgid) {
                case CALG_RC2:
                case CALG_RC4:
                {
                    KEYCONTAINER *pKeyContainer = get_key_container(pCryptKey->hProv);
                    if (!pKeyContainer)
                    {
                        SetLastError(NTE_BAD_UID);
                        return FALSE;
                    }
                    if (!pbData)
                    {
                        SetLastError(ERROR_INVALID_PARAMETER);
                        return FALSE;
                    }
                    /* MSDN: the base provider always sets eleven bytes of
                     * salt value.
                     */
                    memcpy(pCryptKey->abKeyValue + pCryptKey->dwKeyLen,
                           pbData, 11);
                    pCryptKey->dwSaltLen = 11;
                    setup_key(pCryptKey);
                    /* After setting the salt value if the provider is not base or
                     * strong the salt length will be reset. */
                    if (pKeyContainer->dwPersonality != RSAENH_PERSONALITY_BASE &&
                        pKeyContainer->dwPersonality != RSAENH_PERSONALITY_STRONG)
                        pCryptKey->dwSaltLen = 0;
                    break;
                }
                default:
                    SetLastError(NTE_BAD_KEY);
                    return FALSE;
            }
            return TRUE;
 
        case KP_SALT_EX:
        {
            CRYPT_INTEGER_BLOB *blob = (CRYPT_INTEGER_BLOB *)pbData;
 
            /* salt length can't be greater than 184 bits = 24 bytes */
            if (blob->cbData > 24)
            {
                SetLastError(NTE_BAD_DATA);
                return FALSE;
            }
            memcpy(pCryptKey->abKeyValue + pCryptKey->dwKeyLen, blob->pbData,
                   blob->cbData);
            pCryptKey->dwSaltLen = blob->cbData;
            setup_key(pCryptKey);
            return TRUE;
        }
 
        case KP_EFFECTIVE_KEYLEN:
            switch (pCryptKey->aiAlgid) {
                case CALG_RC2:
                {
                    DWORD keylen, deflen;
                    BOOL ret = TRUE;
                    KEYCONTAINER *pKeyContainer = get_key_container(pCryptKey->hProv);
                    if (!pKeyContainer)
                    {
                        SetLastError(NTE_BAD_UID);
                        return FALSE;
                    }
                    if (!pbData)
                    {
                        SetLastError(ERROR_INVALID_PARAMETER);
                        return FALSE;
                    }
                    keylen = *(DWORD *)pbData;
                    if (!keylen || keylen > 1024)
                    {
                        SetLastError(NTE_BAD_DATA);
                        return FALSE;
                    }
 
                    /*
                     * The Base provider will force the key length to default
                     * and set an error state if a key length different from
                     * the default is tried.
                     */
                    deflen = aProvEnumAlgsEx[pKeyContainer->dwPersonality]->dwDefaultLen;
                    if (pKeyContainer->dwPersonality == RSAENH_PERSONALITY_BASE
                        && keylen != deflen)
                    {
                        keylen = deflen;
                        SetLastError(NTE_BAD_DATA);
                        ret = FALSE;
                    }
                    pCryptKey->dwEffectiveKeyLen = keylen;
                    setup_key(pCryptKey);
                    return ret;
                }
                default:
                    SetLastError(NTE_BAD_TYPE);
                    return FALSE;
            }
            return TRUE;
 
        case KP_SCHANNEL_ALG:
            switch (((PSCHANNEL_ALG)pbData)->dwUse) {
                case SCHANNEL_ENC_KEY:
                    memcpy(&pCryptKey->siSChannelInfo.saEncAlg, pbData, sizeof(SCHANNEL_ALG));
                    break;
 
                case SCHANNEL_MAC_KEY:
                    memcpy(&pCryptKey->siSChannelInfo.saMACAlg, pbData, sizeof(SCHANNEL_ALG));
                    break;
 
                default:
                    SetLastError(NTE_FAIL); /* FIXME: error code */
                    return FALSE;
            }
            return TRUE;
 
        case KP_CLIENT_RANDOM:
            return copy_data_blob(&pCryptKey->siSChannelInfo.blobClientRandom, (PCRYPT_DATA_BLOB)pbData);
 
        case KP_SERVER_RANDOM:
            return copy_data_blob(&pCryptKey->siSChannelInfo.blobServerRandom, (PCRYPT_DATA_BLOB)pbData);
 
        default:
            SetLastError(NTE_BAD_TYPE);
            return FALSE;
    }
}

◆ RSAENH_CPSetProvParam()

BOOL WINAPI RSAENH_CPSetProvParam	(	HCRYPTPROV	hProv,
		DWORD	dwParam,
		BYTE *	pbData,
		DWORD	dwFlags
	)

Definition at line 4828 of file rsaenh.c.

{
    KEYCONTAINER *pKeyContainer;
    HKEY hKey;
 
    TRACE("(hProv=%08Ix, dwParam=%08lx, pbData=%p, dwFlags=%08lx)\n", hProv, dwParam, pbData, dwFlags);
 
    if (!(pKeyContainer = get_key_container(hProv)))
        return FALSE;
 
    switch (dwParam)
    {
    case PP_KEYSET_SEC_DESCR:
    {
        SECURITY_DESCRIPTOR *sd = (SECURITY_DESCRIPTOR *)pbData;
        DWORD err, flags = (pKeyContainer->dwFlags & CRYPT_MACHINE_KEYSET);
        BOOL def, present;
        REGSAM access = WRITE_DAC | WRITE_OWNER | ACCESS_SYSTEM_SECURITY;
        PSID owner = NULL, group = NULL;
        PACL dacl = NULL, sacl = NULL;
 
        if (!open_container_key(pKeyContainer->szName, flags, access, &hKey))
        {
            SetLastError(NTE_BAD_KEYSET);
            return FALSE;
        }
 
        if ((dwFlags & OWNER_SECURITY_INFORMATION && !GetSecurityDescriptorOwner(sd, &owner, &def)) ||
            (dwFlags & GROUP_SECURITY_INFORMATION && !GetSecurityDescriptorGroup(sd, &group, &def)) ||
            (dwFlags & DACL_SECURITY_INFORMATION && !GetSecurityDescriptorDacl(sd, &present, &dacl, &def)) ||
            (dwFlags & SACL_SECURITY_INFORMATION && !GetSecurityDescriptorSacl(sd, &present, &sacl, &def)))
        {
            RegCloseKey(hKey);
            return FALSE;
        }
 
        err = SetSecurityInfo(hKey, SE_REGISTRY_KEY, dwFlags, owner, group, dacl, sacl);
        RegCloseKey(hKey);
        if (err)
        {
            SetLastError(err);
            return FALSE;
        }
        return TRUE;
    }
    default:
        FIXME("unimplemented parameter %08lx\n", dwParam);
        return FALSE;
    }
}

◆ RSAENH_CPSignHash()

BOOL WINAPI RSAENH_CPSignHash	(	HCRYPTPROV	hProv,
		HCRYPTHASH	hHash,
		DWORD	dwKeySpec,
		LPCWSTR	sDescription,
		DWORD	dwFlags,
		BYTE *	pbSignature,
		DWORD *	pdwSigLen
	)

Definition at line 4897 of file rsaenh.c.

{
    HCRYPTKEY hCryptKey = (HCRYPTKEY)INVALID_HANDLE_VALUE;
    CRYPTKEY *pCryptKey;
    DWORD dwHashLen;
    BYTE abHashValue[RSAENH_MAX_HASH_SIZE];
    ALG_ID aiAlgid;
    BOOL ret = FALSE;
 
    TRACE("(hProv=%08Ix, hHash=%08Ix, dwKeySpec=%08lx, sDescription=%s, dwFlags=%08lx, "
        "pbSignature=%p, pdwSigLen=%p)\n", hProv, hHash, dwKeySpec, debugstr_w(sDescription),
        dwFlags, pbSignature, pdwSigLen);
 
    if (dwFlags & ~(CRYPT_NOHASHOID|CRYPT_X931_FORMAT)) {
        SetLastError(NTE_BAD_FLAGS);
        return FALSE;
    }
 
    if (!RSAENH_CPGetUserKey(hProv, dwKeySpec, &hCryptKey)) return FALSE;
 
    if (!lookup_handle(&handle_table, hCryptKey, RSAENH_MAGIC_KEY,
                       (OBJECTHDR**)&pCryptKey))
    {
        SetLastError(NTE_NO_KEY);
        goto out;
    }
 
    if (!pbSignature) {
        *pdwSigLen = pCryptKey->dwKeyLen;
        ret = TRUE;
        goto out;
    }
    if (pCryptKey->dwKeyLen > *pdwSigLen)
    {
        SetLastError(ERROR_MORE_DATA);
        *pdwSigLen = pCryptKey->dwKeyLen;
        goto out;
    }
    *pdwSigLen = pCryptKey->dwKeyLen;
 
    if (sDescription) {
        if (!RSAENH_CPHashData(hProv, hHash, (const BYTE*)sDescription,
                                (DWORD)lstrlenW(sDescription)*sizeof(WCHAR), 0))
        {
            goto out;
        }
    }
 
    dwHashLen = sizeof(DWORD);
    if (!RSAENH_CPGetHashParam(hProv, hHash, HP_ALGID, (BYTE*)&aiAlgid, &dwHashLen, 0)) goto out;
 
    dwHashLen = RSAENH_MAX_HASH_SIZE;
    if (!RSAENH_CPGetHashParam(hProv, hHash, HP_HASHVAL, abHashValue, &dwHashLen, 0)) goto out;
 
    if (!build_hash_signature(pbSignature, *pdwSigLen, aiAlgid, abHashValue, dwHashLen, dwFlags)) {
        goto out;
    }
 
    ret = sign_hash_impl(&pCryptKey->context, pbSignature, pbSignature);
out:
    RSAENH_CPDestroyKey(hProv, hCryptKey);
    return ret;
}

◆ RSAENH_CPVerifySignature()

BOOL WINAPI RSAENH_CPVerifySignature	(	HCRYPTPROV	hProv,
		HCRYPTHASH	hHash,
		const BYTE *	pbSignature,
		DWORD	dwSigLen,
		HCRYPTKEY	hPubKey,
		LPCWSTR	sDescription,
		DWORD	dwFlags
	)

Definition at line 4981 of file rsaenh.c.

{
    BYTE *pbConstructed = NULL, *pbDecrypted = NULL;
    CRYPTKEY *pCryptKey;
    DWORD dwHashLen;
    ALG_ID aiAlgid;
    BYTE abHashValue[RSAENH_MAX_HASH_SIZE];
    BOOL res = FALSE;
 
    TRACE("(hProv=%08Ix, hHash=%08Ix, pbSignature=%p, dwSigLen=%ld, hPubKey=%08Ix, sDescription=%s, "
          "dwFlags=%08lx)\n", hProv, hHash, pbSignature, dwSigLen, hPubKey, debugstr_w(sDescription),
          dwFlags);
 
    if (dwFlags & ~(CRYPT_NOHASHOID|CRYPT_X931_FORMAT)) {
        SetLastError(NTE_BAD_FLAGS);
        return FALSE;
    }
 
    if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
    {
        SetLastError(NTE_BAD_UID);
        return FALSE;
    }
 
    if (!lookup_handle(&handle_table, hPubKey, RSAENH_MAGIC_KEY,
                       (OBJECTHDR**)&pCryptKey))
    {
        SetLastError(NTE_BAD_KEY);
        return FALSE;
    }
 
    /* in Microsoft implementation, the signature length is checked before
     * the signature pointer.
     */
    if (dwSigLen != pCryptKey->dwKeyLen)
    {
        SetLastError(NTE_BAD_SIGNATURE);
        return FALSE;
    }
 
    if (!hHash || !pbSignature)
    {
        SetLastError(ERROR_INVALID_PARAMETER);
        return FALSE;
    }
 
    if (sDescription) {
        if (!RSAENH_CPHashData(hProv, hHash, (const BYTE*)sDescription,
                                (DWORD)lstrlenW(sDescription)*sizeof(WCHAR), 0))
        {
            return FALSE;
        }
    }
 
    dwHashLen = sizeof(DWORD);
    if (!RSAENH_CPGetHashParam(hProv, hHash, HP_ALGID, (BYTE*)&aiAlgid, &dwHashLen, 0)) return FALSE;
 
    dwHashLen = RSAENH_MAX_HASH_SIZE;
    if (!RSAENH_CPGetHashParam(hProv, hHash, HP_HASHVAL, abHashValue, &dwHashLen, 0)) return FALSE;
 
    pbConstructed = malloc(dwSigLen);
    if (!pbConstructed) {
        SetLastError(NTE_NO_MEMORY);
        goto cleanup;
    }
 
    pbDecrypted = malloc(dwSigLen);
    if (!pbDecrypted) {
        SetLastError(NTE_NO_MEMORY);
        goto cleanup;
    }
 
    if (!verify_signature_impl(&pCryptKey->context, pbSignature, pbDecrypted)) goto cleanup;
 
    if (build_hash_signature(pbConstructed, dwSigLen, aiAlgid, abHashValue, dwHashLen, dwFlags) &&
        !memcmp(pbDecrypted, pbConstructed, dwSigLen)) {
        res = TRUE;
        goto cleanup;
    }
 
    if (!(dwFlags & CRYPT_NOHASHOID) &&
        build_hash_signature(pbConstructed, dwSigLen, aiAlgid, abHashValue, dwHashLen, dwFlags|CRYPT_NOHASHOID) &&
        !memcmp(pbDecrypted, pbConstructed, dwSigLen)) {
        res = TRUE;
        goto cleanup;
    }
 
    SetLastError(NTE_BAD_SIGNATURE);
 
cleanup:
    free(pbConstructed);
    free(pbDecrypted);
    return res;
}

◆ setup_key()

static void setup_key ( CRYPTKEY * pCryptKey )

inlinestatic

Definition at line 868 of file rsaenh.c.

                                                  {
    pCryptKey->dwState = RSAENH_KEYSTATE_IDLE;
    memcpy(pCryptKey->abChainVector, pCryptKey->abInitVector, sizeof(pCryptKey->abChainVector));
    setup_key_impl(pCryptKey->aiAlgid, &pCryptKey->context, pCryptKey->dwKeyLen, 
                   pCryptKey->dwEffectiveKeyLen, pCryptKey->dwSaltLen,
                   pCryptKey->abKeyValue);
}

◆ store_key_container_keys()

static void store_key_container_keys ( KEYCONTAINER * pKeyContainer )

static

Definition at line 1288 of file rsaenh.c.

{
    HKEY hKey;
    DWORD dwFlags;
 
    /* On WinXP, persistent keys are stored in a file located at:
     * $AppData$\\Microsoft\\Crypto\\RSA\\$SID$\\some_hex_string
     */
 
    if (pKeyContainer->dwFlags & CRYPT_MACHINE_KEYSET)
        dwFlags = CRYPTPROTECT_LOCAL_MACHINE;
    else
        dwFlags = 0;
 
    if (create_container_key(pKeyContainer, KEY_WRITE, &hKey))
    {
        store_key_pair(pKeyContainer->hKeyExchangeKeyPair, hKey,
                       AT_KEYEXCHANGE, dwFlags);
        store_key_pair(pKeyContainer->hSignatureKeyPair, hKey,
                       AT_SIGNATURE, dwFlags);
        RegCloseKey(hKey);
    }
}

Referenced by destroy_key_container(), and release_and_install_key().

◆ store_key_container_permissions()

static void store_key_container_permissions ( KEYCONTAINER * pKeyContainer )

static

Definition at line 1321 of file rsaenh.c.

{
    HKEY hKey;
 
    if (create_container_key(pKeyContainer, KEY_WRITE, &hKey))
    {
        store_key_permissions(pKeyContainer->hKeyExchangeKeyPair, hKey,
                       AT_KEYEXCHANGE);
        store_key_permissions(pKeyContainer->hSignatureKeyPair, hKey,
                       AT_SIGNATURE);
        RegCloseKey(hKey);
    }
}

Referenced by destroy_key_container(), and release_and_install_key().

◆ store_key_pair()

static void store_key_pair	(	HCRYPTKEY	hCryptKey,
		HKEY	hKey,
		DWORD	dwKeySpec,
		DWORD	dwFlags
	)

static

Definition at line 1098 of file rsaenh.c.

{
    LPCSTR szValueName;
    DATA_BLOB blobIn, blobOut;
    CRYPTKEY *pKey;
    DWORD dwLen;
    BYTE *pbKey;
 
    if (!(szValueName = map_key_spec_to_key_pair_name(dwKeySpec)))
        return;
    if (lookup_handle(&handle_table, hCryptKey, RSAENH_MAGIC_KEY,
                      (OBJECTHDR**)&pKey))
    {
        if (crypt_export_key(pKey, 0, PRIVATEKEYBLOB, 0, TRUE, 0, &dwLen))
        {
            pbKey = malloc(dwLen);
            if (pbKey)
            {
                if (crypt_export_key(pKey, 0, PRIVATEKEYBLOB, 0, TRUE, pbKey,
                    &dwLen))
                {
                    blobIn.pbData = pbKey;
                    blobIn.cbData = dwLen;
 
                    if (CryptProtectData(&blobIn, NULL, NULL, NULL, NULL,
                        dwFlags, &blobOut))
                    {
                        RegSetValueExA(hKey, szValueName, 0, REG_BINARY,
                                       blobOut.pbData, blobOut.cbData);
                        LocalFree(blobOut.pbData);
                    }
                }
                free(pbKey);
            }
        }
    }
}

Referenced by store_key_container_keys().

◆ store_key_permissions()

static void store_key_permissions	(	HCRYPTKEY	hCryptKey,
		HKEY	hKey,
		DWORD	dwKeySpec
	)

static

Definition at line 1178 of file rsaenh.c.

{
    LPCSTR szValueName;
    CRYPTKEY *pKey;
 
    if (!(szValueName = map_key_spec_to_permissions_name(dwKeySpec)))
        return;
    if (lookup_handle(&handle_table, hCryptKey, RSAENH_MAGIC_KEY,
                      (OBJECTHDR**)&pKey))
        RegSetValueExA(hKey, szValueName, 0, REG_DWORD,
                       (BYTE *)&pKey->dwPermissions,
                       sizeof(pKey->dwPermissions));
}

Referenced by store_key_container_permissions().

◆ tls1_p()

static BOOL tls1_p	(	HCRYPTHASH	hHMAC,
		const PCRYPT_DATA_BLOB	pblobSeed,
		BYTE *	pbBuffer,
		DWORD	dwBufferLen
	)

static

Definition at line 1661 of file rsaenh.c.

{
    CRYPTHASH *pHMAC;
    BYTE abAi[RSAENH_MAX_HASH_SIZE];
    DWORD i = 0;
 
    if (!lookup_handle(&handle_table, hHMAC, RSAENH_MAGIC_HASH, (OBJECTHDR**)&pHMAC)) {
        SetLastError(NTE_BAD_HASH);
        return FALSE;
    }
 
    /* compute A_1 = HMAC(seed) */
    init_hash(pHMAC);
    update_hash(pHMAC, pblobSeed->pbData, pblobSeed->cbData);
    finalize_hash(pHMAC);
    memcpy(abAi, pHMAC->abHashValue, pHMAC->dwHashSize);
 
    do {
        /* compute HMAC(A_i + seed) */
        init_hash(pHMAC);
        update_hash(pHMAC, abAi, pHMAC->dwHashSize);
        update_hash(pHMAC, pblobSeed->pbData, pblobSeed->cbData);
        finalize_hash(pHMAC);
 
        /* pseudo random stream := CONCAT_{i=1..n} ( HMAC(A_i + seed) ) */
        do {
            if (i >= dwBufferLen) break;
            pbBuffer[i] ^= pHMAC->abHashValue[i % pHMAC->dwHashSize];
            i++;
        } while (i % pHMAC->dwHashSize);
 
        /* compute A_{i+1} = HMAC(A_i) */
        init_hash(pHMAC);
        update_hash(pHMAC, abAi, pHMAC->dwHashSize);
        finalize_hash(pHMAC);
        memcpy(abAi, pHMAC->abHashValue, pHMAC->dwHashSize);
    } while (i < dwBufferLen);
 
    return TRUE;
}

Referenced by tls1_prf().

◆ tls1_prf()

static BOOL tls1_prf	(	HCRYPTPROV	hProv,
		HCRYPTPROV	hSecret,
		const PCRYPT_DATA_BLOB	pblobLabel,
		const PCRYPT_DATA_BLOB	pblobSeed,
		BYTE *	pbBuffer,
		DWORD	dwBufferLen
	)

static

Definition at line 1720 of file rsaenh.c.

{
    HMAC_INFO hmacInfo = { 0, NULL, 0, NULL, 0 };
    HCRYPTHASH hHMAC = (HCRYPTHASH)INVALID_HANDLE_VALUE;
    HCRYPTKEY hHalfSecret = (HCRYPTKEY)INVALID_HANDLE_VALUE;
    CRYPTKEY *pHalfSecret, *pSecret;
    DWORD dwHalfSecretLen;
    BOOL result = FALSE;
    CRYPT_DATA_BLOB blobLabelSeed;
 
    TRACE("(hProv=%08Ix, hSecret=%08Ix, pblobLabel=%p, pblobSeed=%p, pbBuffer=%p, dwBufferLen=%ld)\n",
          hProv, hSecret, pblobLabel, pblobSeed, pbBuffer, dwBufferLen);
 
    if (!lookup_handle(&handle_table, hSecret, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pSecret)) {
        SetLastError(NTE_FAIL);
        return FALSE;
    }
 
    dwHalfSecretLen = (pSecret->dwKeyLen+1)/2;
 
    /* concatenation of the label and the seed */
    if (!concat_data_blobs(&blobLabelSeed, pblobLabel, pblobSeed)) goto exit;
 
    /* zero out the buffer, since two random streams will be xor'ed into it. */
    memset(pbBuffer, 0, dwBufferLen);
 
    /* build a 'fake' key, to hold the secret. CALG_SSL2_MASTER is used since it provides
     * the biggest range of valid key lengths. */
    hHalfSecret = new_key(hProv, CALG_SSL2_MASTER, MAKELONG(0,dwHalfSecretLen*8), &pHalfSecret);
    if (hHalfSecret == (HCRYPTKEY)INVALID_HANDLE_VALUE) goto exit;
 
    /* Derive an HMAC_MD5 hash and call the helper function. */
    memcpy(pHalfSecret->abKeyValue, pSecret->abKeyValue, dwHalfSecretLen);
    if (!RSAENH_CPCreateHash(hProv, CALG_HMAC, hHalfSecret, 0, &hHMAC)) goto exit;
    hmacInfo.HashAlgid = CALG_MD5;
    if (!RSAENH_CPSetHashParam(hProv, hHMAC, HP_HMAC_INFO, (BYTE*)&hmacInfo, 0)) goto exit;
    if (!tls1_p(hHMAC, &blobLabelSeed, pbBuffer, dwBufferLen)) goto exit;
 
    /* Reconfigure to HMAC_SHA hash and call helper function again. */
    memcpy(pHalfSecret->abKeyValue, pSecret->abKeyValue + (pSecret->dwKeyLen/2), dwHalfSecretLen);
    hmacInfo.HashAlgid = CALG_SHA;
    if (!RSAENH_CPSetHashParam(hProv, hHMAC, HP_HMAC_INFO, (BYTE*)&hmacInfo, 0)) goto exit;
    if (!tls1_p(hHMAC, &blobLabelSeed, pbBuffer, dwBufferLen)) goto exit;
 
    result = TRUE;
exit:
    release_handle(&handle_table, hHalfSecret, RSAENH_MAGIC_KEY);
    if (hHMAC != (HCRYPTHASH)INVALID_HANDLE_VALUE) RSAENH_CPDestroyHash(hProv, hHMAC);
    free_data_blob(&blobLabelSeed);
    return result;
}

Referenced by RSAENH_CPCreateHash(), and RSAENH_CPGetHashParam().

◆ unpad_data()

static BOOL unpad_data	(	HCRYPTPROV	hProv,
		const BYTE *	abData,
		DWORD	dwDataLen,
		BYTE *	abBuffer,
		DWORD *	dwBufferLen,
		DWORD	dwFlags
	)

static

Definition at line 2159 of file rsaenh.c.

{
    if (dwFlags == CRYPT_OAEP)
        return unpad_data_oaep(hProv, abData, dwDataLen, abBuffer, dwBufferLen, dwFlags);
    else
        return unpad_data_pkcs1(abData, dwDataLen, abBuffer, dwBufferLen, dwFlags);
}

Referenced by import_symmetric_key(), and RSAENH_CPDecrypt().

◆ unpad_data_oaep()

static BOOL unpad_data_oaep	(	HCRYPTPROV	hProv,
		const BYTE *	abData,
		DWORD	dwDataLen,
		BYTE *	abBuffer,
		DWORD *	dwBufferLen,
		DWORD	dwFlags
	)

static

Definition at line 2056 of file rsaenh.c.

{
    CRYPT_DATA_BLOB blobDbMask = {0}, blobSeedMask = {0};
    HCRYPTHASH hHash;
    BYTE *pbBuffer = NULL, *pbHashValue = NULL;
    const BYTE *pbPaddedSeed, *pbPaddedDb;
    BYTE *pbUnpaddedSeed, *pbUnpaddedDb;
    DWORD dwLen, dwHashLen;
    DWORD dwSeedLen, dwDbLen;
    DWORD dwZeroCount, dwMsgCount;
    BOOL result, ret = FALSE;
    DWORD i;
 
    RSAENH_CPCreateHash(hProv, CALG_SHA1, 0, 0, &hHash);
    RSAENH_CPHashData(hProv, hHash, 0, 0, 0);
    dwLen = sizeof(dwHashLen);
    RSAENH_CPGetHashParam(hProv, hHash, HP_HASHSIZE, (BYTE *)&dwHashLen, &dwLen, 0);
    if (dwDataLen < 2 * dwHashLen + 2)
    {
        SetLastError(NTE_BAD_DATA);
        goto done;
    }
 
    /* Get default hash value */
    pbHashValue = malloc(dwHashLen);
    if (!pbHashValue)
    {
        SetLastError(NTE_NO_MEMORY);
        goto done;
    }
    dwLen = dwHashLen;
    RSAENH_CPGetHashParam(hProv, hHash, HP_HASHVAL, pbHashValue, &dwLen, 0);
 
    /* Store seed and DB */
    pbBuffer = malloc(dwDataLen - 1);
    if (!pbBuffer)
    {
        SetLastError(NTE_NO_MEMORY);
        goto done;
    }
 
    pbPaddedSeed = abData + 1;
    pbPaddedDb = abData + 1 + dwHashLen;
    pbUnpaddedSeed = pbBuffer;
    pbUnpaddedDb = pbBuffer + dwHashLen;
    dwSeedLen = dwHashLen;
    dwDbLen = dwDataLen - dwHashLen - 1;
 
    /* Get unpadded seed */
    result = pkcs1_mgf1(hProv, pbPaddedDb, dwDbLen, dwSeedLen, &blobSeedMask);
    if (!result) goto done;
    for (i = 0; i < dwSeedLen; i++) pbUnpaddedSeed[i] = pbPaddedSeed[i] ^ blobSeedMask.pbData[i];
 
    /* Get unpadded DB */
    result = pkcs1_mgf1(hProv, pbUnpaddedSeed, dwSeedLen, dwDbLen, &blobDbMask);
    if (!result) goto done;
    for (i = 0; i < dwDbLen; i++) pbUnpaddedDb[i] = pbPaddedDb[i] ^ blobDbMask.pbData[i];
 
    /* Compare hash in DB */
    result = memcmp(pbUnpaddedDb, pbHashValue, dwHashLen);
 
    /* Get count of zero paddings(PS) */
    dwZeroCount = 0;
    while (dwHashLen + dwZeroCount + 1 <= dwDbLen && pbUnpaddedDb[dwHashLen + dwZeroCount] == 0) dwZeroCount++;
    dwMsgCount = dwDbLen - dwHashLen - dwZeroCount - 1;
 
    if (dwHashLen + dwZeroCount + 1 > dwDbLen || abData[0] || result || pbUnpaddedDb[dwHashLen + dwZeroCount] != 1
        || *dwBufferLen < dwMsgCount)
    {
        SetLastError(NTE_BAD_DATA);
        goto done;
    }
 
    *dwBufferLen = dwMsgCount;
    memcpy(abBuffer, pbUnpaddedDb + dwHashLen + dwZeroCount + 1, dwMsgCount);
    ret = TRUE;
done:
    RSAENH_CPDestroyHash(hProv, hHash);
    free(pbHashValue);
    free(pbBuffer);
    free_data_blob(&blobDbMask);
    free_data_blob(&blobSeedMask);
    return ret;
}

Referenced by unpad_data().

◆ unpad_data_pkcs1()

static BOOL unpad_data_pkcs1	(	const BYTE *	abData,
		DWORD	dwDataLen,
		BYTE *	abBuffer,
		DWORD *	dwBufferLen,
		DWORD	dwFlags
	)

static

Definition at line 2014 of file rsaenh.c.

{
    DWORD i;
 
    if (dwDataLen < 3)
    {
        SetLastError(NTE_BAD_DATA);
        return FALSE;
    }
    for (i=2; i<dwDataLen; i++)
        if (!abData[i])
            break;
 
    if ((i == dwDataLen) || (*dwBufferLen < dwDataLen - i - 1) ||
        (abData[0] != 0x00) || (abData[1] != RSAENH_PKC_BLOCKTYPE))
    {
        SetLastError(NTE_BAD_DATA);
        return FALSE;
    }
 
    *dwBufferLen = dwDataLen - i - 1;
    memmove(abBuffer, abData + i + 1, *dwBufferLen);
    return TRUE;
}

Referenced by unpad_data().

◆ update_hash()

static void update_hash	(	CRYPTHASH *	pCryptHash,
		const BYTE *	pbData,
		DWORD	dwDataLen
	)

inlinestatic

Definition at line 722 of file rsaenh.c.

{
    CRYPTKEY *key;
    BYTE *pbTemp;
    DWORD len;
 
    switch (pCryptHash->aiAlgid)
    {
        case CALG_HMAC:
            if (pCryptHash->pHMACInfo) 
                update_hash_impl(&pCryptHash->hash, pbData, dwDataLen);
            break;
 
        case CALG_MAC:
            if (!lookup_handle(&handle_table, pCryptHash->hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&key))
            {
                FIXME("Key lookup failed.\n");
                return;
            }
            if (pCryptHash->buffered_hash_bytes)
            {
                len = min(pCryptHash->dwHashSize - pCryptHash->buffered_hash_bytes, dwDataLen);
                memcpy(pCryptHash->abHashValue + pCryptHash->buffered_hash_bytes, pbData, len);
                pbData += len;
                dwDataLen -= len;
                pCryptHash->buffered_hash_bytes += len;
                if (pCryptHash->buffered_hash_bytes < pCryptHash->dwHashSize)
                    return;
                pCryptHash->buffered_hash_bytes = 0;
                len = pCryptHash->dwHashSize;
                if (!block_encrypt(key, pCryptHash->abHashValue, &len, len, FALSE,
                                   &pCryptHash->key_context, pCryptHash->abChainVector))
                {
                    FIXME("block_encrypt failed.\n");
                    return;
                }
            }
            len = dwDataLen - dwDataLen % pCryptHash->dwHashSize;
            if (len)
            {
                pbTemp = malloc(len);
                if (!pbTemp)
                {
                    ERR("No memory.\n");
                    return;
                }
                memcpy(pbTemp, pbData, len);
                pbData += len;
                dwDataLen -= len;
                if (!block_encrypt(key, pbTemp, &len, len, FALSE,
                                   &pCryptHash->key_context, pCryptHash->abChainVector))
                {
                    FIXME("block_encrypt failed.\n");
                    return;
                }
                free(pbTemp);
            }
            if (dwDataLen)
            {
                memcpy(pCryptHash->abHashValue, pbData, dwDataLen);
                pCryptHash->buffered_hash_bytes = dwDataLen;
            }
            break;
 
        default:
            update_hash_impl(&pCryptHash->hash, pbData, dwDataLen);
    }
}

Referenced by RSAENH_CPDeriveKey(), RSAENH_CPHashData(), and tls1_p().

◆ WINE_DEFAULT_DEBUG_CHANNEL()

WINE_DEFAULT_DEBUG_CHANNEL ( crypt )

Variable Documentation

◆ aProvEnumAlgsEx

const PROV_ENUMALGS_EX aProvEnumAlgsEx[5][RSAENH_MAX_ENUMALGS+1]

static

Definition at line 165 of file rsaenh.c.

Referenced by get_algid_info(), RSAENH_CPGetProvParam(), and RSAENH_CPSetKeyParam().

◆ handle_table

struct handle_table handle_table

static

Definition at line 343 of file rsaenh.c.

Classes

Macros

Typedefs

Functions

Variables

Macro Definition Documentation

◆ RSAENH_3DES112_EFFECTIVE_KEYLEN

◆ RSAENH_3DES112_STORAGE_KEYLEN

◆ RSAENH_3DES_EFFECTIVE_KEYLEN

◆ RSAENH_3DES_STORAGE_KEYLEN

◆ RSAENH_DES_EFFECTIVE_KEYLEN

◆ RSAENH_DES_STORAGE_KEYLEN

◆ RSAENH_HASHSTATE_FINISHED

◆ RSAENH_HASHSTATE_HASHING

◆ RSAENH_HMAC_BLOCK_LEN

◆ RSAENH_HMAC_DEF_IPAD_CHAR

◆ RSAENH_HMAC_DEF_OPAD_CHAR

◆ RSAENH_HMAC_DEF_PAD_LEN

◆ RSAENH_KEYSTATE_ENCRYPTING

◆ RSAENH_KEYSTATE_IDLE

◆ RSAENH_KEYSTATE_MASTERKEY

◆ RSAENH_MAGIC_CONTAINER

◆ RSAENH_MAGIC_HASH

◆ RSAENH_MAGIC_KEY

◆ RSAENH_MAGIC_RSA1

◆ RSAENH_MAGIC_RSA2

◆ RSAENH_MAX_BLOCK_SIZE

◆ RSAENH_MAX_ENUMALGS

◆ RSAENH_MAX_KEY_SIZE

◆ RSAENH_MIN

◆ RSAENH_PCT1_SSL2_SSL3_TLS1

◆ RSAENH_PERSONALITY_AES

◆ RSAENH_PERSONALITY_BASE

◆ RSAENH_PERSONALITY_ENHANCED

◆ RSAENH_PERSONALITY_SCHANNEL

◆ RSAENH_PERSONALITY_STRONG

◆ RSAENH_PKC_BLOCKTYPE

◆ RSAENH_REGKEY

◆ RSAENH_SSL3_VERSION_MAJOR

◆ RSAENH_SSL3_VERSION_MINOR

◆ RSAENH_TLS1_VERSION_MAJOR

◆ RSAENH_TLS1_VERSION_MINOR

◆ S

Typedef Documentation

◆ CRYPTHASH

◆ CRYPTKEY

◆ KEYCONTAINER

◆ RSAENH_SCHANNEL_INFO

◆ RSAENH_TLS1PRF_PARAMS

Function Documentation

◆ alloc_key()

◆ block_encrypt()

◆ build_hash_signature()

◆ concat_data_blobs()

◆ copy_data_blob()

◆ copy_hmac_info()

◆ copy_param()

◆ create_container_key()

◆ crypt_export_key()

◆ crypt_export_plaintext_key()

◆ crypt_export_private_key()

◆ crypt_export_public_key()

◆ crypt_export_simple()

◆ delete_container_key()

◆ destroy_hash()

◆ destroy_key()

◆ destroy_key_container()

◆ DllMain()

◆ finalize_hash()

◆ free_data_blob()

◆ free_hmac_info()

◆ get_algid_info()

◆ get_key_container()

◆ import_key()

◆ import_plaintext_key()

◆ import_private_key()

◆ import_public_key()

◆ import_symmetric_key()

◆ init_data_blob()

◆ init_hash()