rpc_transport.c File Reference

#include "ntstatus.h"
#include "ws2tcpip.h"
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
#include "winerror.h"
#include "wininet.h"
#include "wine/winternl.h"
#include "winioctl.h"
#include "rpc.h"
#include "rpcndr.h"
#include "wine/debug.h"
#include "rpc_binding.h"
#include "rpc_assoc.h"
#include "rpc_message.h"
#include "rpc_server.h"
#include "epm_towers.h"

Include dependency graph for rpc_transport.c:

Go to the source code of this file.

Classes
struct	_RpcConnection_np
struct	_RpcServerProtseq_np
struct	_RpcConnection_tcp
struct	_RpcServerProtseq_sock
struct	_RpcHttpAsyncData
struct	authinfo
struct	_RpcConnection_http
struct	_HttpTimerThreadData

Macros
#define	WIN32_NO_STATUS
#define	DEFAULT_NCACN_HTTP_TIMEOUT   (60 * 1000)
#define	HTTP_IDLE_TIME   60000

Typedefs
typedef struct _RpcConnection_np	RpcConnection_np
typedef struct _RpcServerProtseq_np	RpcServerProtseq_np
typedef struct _RpcConnection_tcp	RpcConnection_tcp
typedef struct _RpcServerProtseq_sock	RpcServerProtseq_sock
typedef struct _RpcHttpAsyncData	RpcHttpAsyncData
typedef struct _RpcConnection_http	RpcConnection_http
typedef struct _HttpTimerThreadData	HttpTimerThreadData

Functions
	WINE_DEFAULT_DEBUG_CHANNEL (rpc)
static RpcConnection *	rpcrt4_spawn_connection (RpcConnection *old_connection)
static RpcConnection *	rpcrt4_conn_np_alloc (void)
static HANDLE	get_np_event (RpcConnection_np *connection)
static void	release_np_event (RpcConnection_np *connection, HANDLE event)
static RPC_STATUS	rpcrt4_conn_create_pipe (RpcConnection *conn)
static RPC_STATUS	rpcrt4_conn_open_pipe (RpcConnection *Connection, LPCSTR pname, BOOL wait)
static char *	ncalrpc_pipe_name (const char *endpoint)
static RPC_STATUS	rpcrt4_ncalrpc_open (RpcConnection *Connection)
static RPC_STATUS	rpcrt4_protseq_ncalrpc_open_endpoint (RpcServerProtseq *protseq, const char *endpoint)
static char *	ncacn_pipe_name (const char *endpoint)
static RPC_STATUS	rpcrt4_ncacn_np_open (RpcConnection *Connection)
static RPC_STATUS	rpcrt4_protseq_ncacn_np_open_endpoint (RpcServerProtseq *protseq, const char *endpoint)
static void	rpcrt4_conn_np_handoff (RpcConnection_np *old_npc, RpcConnection_np *new_npc)
static RPC_STATUS	rpcrt4_ncacn_np_handoff (RpcConnection *old_conn, RpcConnection *new_conn)
static RPC_STATUS	is_pipe_listening (const char *pipe_name)
static RPC_STATUS	rpcrt4_ncacn_np_is_server_listening (const char *endpoint)
static RPC_STATUS	rpcrt4_ncalrpc_np_is_server_listening (const char *endpoint)
static RPC_STATUS	rpcrt4_ncalrpc_handoff (RpcConnection *old_conn, RpcConnection *new_conn)
static int	rpcrt4_conn_np_read (RpcConnection *conn, void *buffer, unsigned int count)
static int	rpcrt4_conn_np_write (RpcConnection *conn, const void *buffer, unsigned int count)
static int	rpcrt4_conn_np_close (RpcConnection *conn)
static void	rpcrt4_conn_np_close_read (RpcConnection *conn)
static void	rpcrt4_conn_np_cancel_call (RpcConnection *conn)
static int	rpcrt4_conn_np_wait_for_incoming_data (RpcConnection *conn)
static size_t	rpcrt4_ncacn_np_get_top_of_tower (unsigned char *tower_data, const char *networkaddr, const char *endpoint)
static RPC_STATUS	rpcrt4_ncacn_np_parse_top_of_tower (const unsigned char *tower_data, size_t tower_size, char **networkaddr, char **endpoint)
static RPC_STATUS	rpcrt4_conn_np_impersonate_client (RpcConnection *conn)
static RPC_STATUS	rpcrt4_conn_np_revert_to_self (RpcConnection *conn)
static RpcServerProtseq *	rpcrt4_protseq_np_alloc (void)
static void	rpcrt4_protseq_np_signal_state_changed (RpcServerProtseq *protseq)
static void *	rpcrt4_protseq_np_get_wait_array (RpcServerProtseq *protseq, void *prev_array, unsigned int *count)
static void	rpcrt4_protseq_np_free_wait_array (RpcServerProtseq *protseq, void *array)
static int	rpcrt4_protseq_np_wait_for_new_connection (RpcServerProtseq *protseq, unsigned int count, void *wait_array)
static size_t	rpcrt4_ncalrpc_get_top_of_tower (unsigned char *tower_data, const char *networkaddr, const char *endpoint)
static RPC_STATUS	rpcrt4_ncalrpc_parse_top_of_tower (const unsigned char *tower_data, size_t tower_size, char **networkaddr, char **endpoint)
static BOOL	rpcrt4_ncalrpc_is_authorized (RpcConnection *conn)
static RPC_STATUS	rpcrt4_ncalrpc_authorize (RpcConnection *conn, BOOL first_time, unsigned char *in_buffer, unsigned int in_size, unsigned char *out_buffer, unsigned int *out_size)
static RPC_STATUS	rpcrt4_ncalrpc_secure_packet (RpcConnection *conn, enum secure_packet_direction dir, RpcPktHdr *hdr, unsigned int hdr_size, unsigned char *stub_data, unsigned int stub_data_size, RpcAuthVerifier *auth_hdr, unsigned char *auth_value, unsigned int auth_value_size)
static RPC_STATUS	rpcrt4_ncalrpc_inquire_auth_client (RpcConnection *conn, RPC_AUTHZ_HANDLE *privs, RPC_WSTR *server_princ_name, ULONG *authn_level, ULONG *authn_svc, ULONG *authz_svc, ULONG flags)
static size_t	rpcrt4_ip_tcp_get_top_of_tower (unsigned char *tower_data, const char *networkaddr, unsigned char tcp_protid, const char *endpoint)
static RPC_STATUS	rpcrt4_ip_tcp_parse_top_of_tower (const unsigned char *tower_data, size_t tower_size, char **networkaddr, unsigned char tcp_protid, char **endpoint)
static BOOL	rpcrt4_sock_wait_init (RpcConnection_tcp *tcpc)
static BOOL	rpcrt4_sock_wait_for_recv (RpcConnection_tcp *tcpc)
static BOOL	rpcrt4_sock_wait_for_send (RpcConnection_tcp *tcpc)
static RpcConnection *	rpcrt4_conn_tcp_alloc (void)
static RPC_STATUS	rpcrt4_ncacn_ip_tcp_open (RpcConnection *Connection)
static RPC_STATUS	rpcrt4_protseq_ncacn_ip_tcp_open_endpoint (RpcServerProtseq *protseq, const char *endpoint)
static RPC_STATUS	rpcrt4_conn_tcp_handoff (RpcConnection *old_conn, RpcConnection *new_conn)
static int	rpcrt4_conn_tcp_read (RpcConnection *Connection, void *buffer, unsigned int count)
static int	rpcrt4_conn_tcp_write (RpcConnection *Connection, const void *buffer, unsigned int count)
static int	rpcrt4_conn_tcp_close (RpcConnection *conn)
static void	rpcrt4_conn_tcp_close_read (RpcConnection *conn)
static void	rpcrt4_conn_tcp_cancel_call (RpcConnection *conn)
static RPC_STATUS	rpcrt4_conn_tcp_is_server_listening (const char *endpoint)
static int	rpcrt4_conn_tcp_wait_for_incoming_data (RpcConnection *Connection)
static size_t	rpcrt4_ncacn_ip_tcp_get_top_of_tower (unsigned char *tower_data, const char *networkaddr, const char *endpoint)
static RpcServerProtseq *	rpcrt4_protseq_sock_alloc (void)
static void	rpcrt4_protseq_sock_signal_state_changed (RpcServerProtseq *protseq)
static void *	rpcrt4_protseq_sock_get_wait_array (RpcServerProtseq *protseq, void *prev_array, unsigned int *count)
static void	rpcrt4_protseq_sock_free_wait_array (RpcServerProtseq *protseq, void *array)
static int	rpcrt4_protseq_sock_wait_for_new_connection (RpcServerProtseq *protseq, unsigned int count, void *wait_array)
static RPC_STATUS	rpcrt4_ncacn_ip_tcp_parse_top_of_tower (const unsigned char *tower_data, size_t tower_size, char **networkaddr, char **endpoint)
static ULONG	RpcHttpAsyncData_AddRef (RpcHttpAsyncData *data)
static ULONG	RpcHttpAsyncData_Release (RpcHttpAsyncData *data)
static void	prepare_async_request (RpcHttpAsyncData *async_data)
static RPC_STATUS	wait_async_request (RpcHttpAsyncData *async_data, BOOL call_ret, HANDLE cancel_event)
static RpcConnection *	rpcrt4_ncacn_http_alloc (void)
static VOID	rpcrt4_http_keep_connection_active_timer_proc (PVOID param, BOOLEAN dummy)
static DWORD	rpcrt4_http_timer_calc_timeout (DWORD *last_sent_time)
static DWORD CALLBACK	rpcrt4_http_timer_thread (PVOID param)
static VOID WINAPI	rpcrt4_http_internet_callback (HINTERNET hInternet, DWORD_PTR dwContext, DWORD dwInternetStatus, LPVOID lpvStatusInformation, DWORD dwStatusInformationLength)
static RPC_STATUS	rpcrt4_http_check_response (HINTERNET hor)
static RPC_STATUS	rpcrt4_http_internet_connect (RpcConnection_http *httpc)
static int	rpcrt4_http_async_read (HINTERNET req, RpcHttpAsyncData *async_data, HANDLE cancel_event, void *buffer, unsigned int count)
static RPC_STATUS	send_echo_request (HINTERNET req, RpcHttpAsyncData *async_data, HANDLE cancel_event)
static RPC_STATUS	insert_content_length_header (HINTERNET request, DWORD len)
static RPC_STATUS	rpcrt4_http_prepare_in_pipe (HINTERNET in_request, RpcHttpAsyncData *async_data, HANDLE cancel_event, const UUID *connection_uuid, const UUID *in_pipe_uuid, const UUID *association_uuid, BOOL authorized)
static RPC_STATUS	rpcrt4_http_read_http_packet (HINTERNET request, RpcHttpAsyncData *async_data, HANDLE cancel_event, RpcPktHdr *hdr, BYTE **data)
static RPC_STATUS	rpcrt4_http_prepare_out_pipe (HINTERNET out_request, RpcHttpAsyncData *async_data, HANDLE cancel_event, const UUID *connection_uuid, const UUID *out_pipe_uuid, ULONG *flow_control_increment, BOOL authorized)
static UINT	encode_base64 (const char *bin, unsigned int len, WCHAR *base64)
static char	decode_char (WCHAR c)
static unsigned int	decode_base64 (const WCHAR *base64, unsigned int len, char *buf)
static struct authinfo *	alloc_authinfo (void)
static void	destroy_authinfo (struct authinfo *info)
static DWORD	auth_scheme_from_header (const WCHAR *header)
static BOOL	get_authvalue (HINTERNET request, DWORD scheme, WCHAR *buffer, DWORD buflen)
static RPC_STATUS	do_authorization (HINTERNET request, SEC_WCHAR *servername, const RPC_HTTP_TRANSPORT_CREDENTIALS_W *creds, struct authinfo **auth_ptr)
static RPC_STATUS	insert_authorization_header (HINTERNET request, ULONG scheme, char *data, int data_len)
static void	drain_content (HINTERNET request, RpcHttpAsyncData *async_data, HANDLE cancel_event)
static RPC_STATUS	authorize_request (RpcConnection_http *httpc, HINTERNET request)
static BOOL	has_credentials (RpcConnection_http *httpc)
static BOOL	is_secure (RpcConnection_http *httpc)
static RPC_STATUS	set_auth_cookie (RpcConnection_http *httpc, const WCHAR *value)
static RPC_STATUS	rpcrt4_ncacn_http_open (RpcConnection *Connection)
static RPC_STATUS	rpcrt4_ncacn_http_handoff (RpcConnection *old_conn, RpcConnection *new_conn)
static int	rpcrt4_ncacn_http_read (RpcConnection *Connection, void *buffer, unsigned int count)
static RPC_STATUS	rpcrt4_ncacn_http_receive_fragment (RpcConnection *Connection, RpcPktHdr **Header, void **Payload)
static int	rpcrt4_ncacn_http_write (RpcConnection *Connection, const void *buffer, unsigned int count)
static int	rpcrt4_ncacn_http_close (RpcConnection *Connection)
static void	rpcrt4_ncacn_http_close_read (RpcConnection *conn)
static void	rpcrt4_ncacn_http_cancel_call (RpcConnection *Connection)
static RPC_STATUS	rpcrt4_ncacn_http_is_server_listening (const char *endpoint)
static int	rpcrt4_ncacn_http_wait_for_incoming_data (RpcConnection *Connection)
static size_t	rpcrt4_ncacn_http_get_top_of_tower (unsigned char *tower_data, const char *networkaddr, const char *endpoint)
static RPC_STATUS	rpcrt4_ncacn_http_parse_top_of_tower (const unsigned char *tower_data, size_t tower_size, char **networkaddr, char **endpoint)
const struct protseq_ops *	rpcrt4_get_protseq_ops (const char *protseq)
static const struct connection_ops *	rpcrt4_get_conn_protseq_ops (const char *protseq)
RPC_STATUS	RPCRT4_OpenClientConnection (RpcConnection *Connection)
RPC_STATUS	RPCRT4_CloseConnection (RpcConnection *Connection)
RPC_STATUS	RPCRT4_CreateConnection (RpcConnection **Connection, BOOL server, LPCSTR Protseq, LPCSTR NetworkAddr, LPCSTR Endpoint, LPCWSTR NetworkOptions, RpcAuthInfo *AuthInfo, RpcQualityOfService *QOS, LPCWSTR CookieAuth)
void	rpcrt4_conn_release_and_wait (RpcConnection *connection)
RpcConnection *	RPCRT4_GrabConnection (RpcConnection *connection)
void	RPCRT4_ReleaseConnection (RpcConnection *connection)
RPC_STATUS	RPCRT4_IsServerListening (const char *protseq, const char *endpoint)
RPC_STATUS	RpcTransport_GetTopOfTower (unsigned char *tower_data, size_t *tower_size, const char *protseq, const char *networkaddr, const char *endpoint)
RPC_STATUS	RpcTransport_ParseTopOfTower (const unsigned char *tower_data, size_t tower_size, char **protseq, char **networkaddr, char **endpoint)
RPC_STATUS WINAPI	RpcNetworkIsProtseqValidW (RPC_WSTR protseq)
RPC_STATUS WINAPI	RpcNetworkIsProtseqValidA (RPC_CSTR protseq)
RPC_STATUS WINAPI	RpcProtseqVectorFreeA (RPC_PROTSEQ_VECTORA **protseqs)
RPC_STATUS WINAPI	RpcProtseqVectorFreeW (RPC_PROTSEQ_VECTORW **protseqs)
RPC_STATUS WINAPI	RpcNetworkInqProtseqsW (RPC_PROTSEQ_VECTORW **protseqs)
RPC_STATUS WINAPI	RpcNetworkInqProtseqsA (RPC_PROTSEQ_VECTORA **protseqs)

Variables
static const WCHAR	basicW [] = {'B','a','s','i','c',0}
static const WCHAR	ntlmW [] = {'N','T','L','M',0}
static const WCHAR	passportW [] = {'P','a','s','s','p','o','r','t',0}
static const WCHAR	digestW [] = {'D','i','g','e','s','t',0}
static const WCHAR	negotiateW [] = {'N','e','g','o','t','i','a','t','e',0}
struct {
const WCHAR *   str
unsigned int   len
DWORD   scheme
}	auth_schemes []
static const struct connection_ops	conn_protseq_list []
static const struct protseq_ops	protseq_list []

Macro Definition Documentation

DEFAULT_NCACN_HTTP_TIMEOUT

#define DEFAULT_NCACN_HTTP_TIMEOUT   (60 * 1000)

Definition at line 57 of file rpc_transport.c.

HTTP_IDLE_TIME

#define HTTP_IDLE_TIME   60000

Definition at line 1963 of file rpc_transport.c.

WIN32_NO_STATUS

#define WIN32_NO_STATUS

Definition at line 27 of file rpc_transport.c.

Typedef Documentation

HttpTimerThreadData

typedef struct _HttpTimerThreadData HttpTimerThreadData

RpcConnection_http

typedef struct _RpcConnection_http RpcConnection_http

RpcConnection_np

typedef struct _RpcConnection_np RpcConnection_np

RpcConnection_tcp

typedef struct _RpcConnection_tcp RpcConnection_tcp

RpcHttpAsyncData

typedef struct _RpcHttpAsyncData RpcHttpAsyncData

RpcServerProtseq_np

typedef struct _RpcServerProtseq_np RpcServerProtseq_np

RpcServerProtseq_sock

typedef struct _RpcServerProtseq_sock RpcServerProtseq_sock

Function Documentation

alloc_authinfo()

static struct authinfo* alloc_authinfo ( void  )

static

Definition at line 2673 of file rpc_transport.c.

{
    struct authinfo *ret;

    if (!(ret = HeapAlloc(GetProcessHeap(), 0, sizeof(*ret) ))) return NULL;

    SecInvalidateHandle(&ret->cred);
    SecInvalidateHandle(&ret->ctx);
    memset(&ret->exp, 0, sizeof(ret->exp));
    ret->scheme    = 0;
    ret->attr      = 0;
    ret->max_token = 0;
    ret->data      = NULL;
    ret->data_len  = 0;
    ret->finished  = FALSE;
    return ret;
}

Referenced by do_authorization().

auth_scheme_from_header()

static DWORD auth_scheme_from_header ( const WCHAR *  header )

static

Definition at line 2725 of file rpc_transport.c.

{
    unsigned int i;
    for (i = 0; i < ARRAY_SIZE(auth_schemes); i++)
    {
        if (!_wcsnicmp( header, auth_schemes[i].str, auth_schemes[i].len ) &&
            (header[auth_schemes[i].len] == ' ' || !header[auth_schemes[i].len])) return auth_schemes[i].scheme;
    }
    return 0;
}

Referenced by do_authorization(), and get_authvalue().

authorize_request()

static RPC_STATUS authorize_request ( RpcConnection_http *  httpc, HINTERNET  request  )

static

Definition at line 2957 of file rpc_transport.c.

{
    static const WCHAR authW[] = {'A','u','t','h','o','r','i','z','a','t','i','o','n',':','\r','\n',0};
    struct authinfo *info = NULL;
    RPC_STATUS status;
    BOOL ret;

    for (;;)
    {
        status = do_authorization(request, httpc->servername, httpc->common.QOS->qos->u.HttpCredentials, &info);
        if (status != RPC_S_OK) break;

        status = insert_authorization_header(request, info->scheme, info->data, info->data_len);
        if (status != RPC_S_OK) break;

        prepare_async_request(httpc->async_data);
        ret = HttpSendRequestW(request, NULL, 0, NULL, 0);
        status = wait_async_request(httpc->async_data, ret, httpc->cancel_event);
        if (status != RPC_S_OK || info->finished) break;

        status = rpcrt4_http_check_response(request);
        if (status != RPC_S_OK && status != ERROR_ACCESS_DENIED) break;
        drain_content(request, httpc->async_data, httpc->cancel_event);
    }

    if (info->scheme != RPC_C_HTTP_AUTHN_SCHEME_BASIC)
        HttpAddRequestHeadersW(request, authW, -1, HTTP_ADDREQ_FLAG_REPLACE | HTTP_ADDREQ_FLAG_ADD);

    destroy_authinfo(info);
    return status;
}

Referenced by rpcrt4_ncacn_http_open().

decode_base64()

static unsigned int decode_base64 ( const WCHAR *  base64, unsigned int  len, char *  buf  )

static

Definition at line 2611 of file rpc_transport.c.

{
    unsigned int i = 0;
    char c0, c1, c2, c3;
    const WCHAR *p = base64;

    while (len > 4)
    {
        if ((c0 = decode_char( p[0] )) > 63) return 0;
        if ((c1 = decode_char( p[1] )) > 63) return 0;
        if ((c2 = decode_char( p[2] )) > 63) return 0;
        if ((c3 = decode_char( p[3] )) > 63) return 0;

        if (buf)
        {
            buf[i + 0] = (c0 << 2) | (c1 >> 4);
            buf[i + 1] = (c1 << 4) | (c2 >> 2);
            buf[i + 2] = (c2 << 6) |  c3;
        }
        len -= 4;
        i += 3;
        p += 4;
    }
    if (p[2] == '=')
    {
        if ((c0 = decode_char( p[0] )) > 63) return 0;
        if ((c1 = decode_char( p[1] )) > 63) return 0;

        if (buf) buf[i] = (c0 << 2) | (c1 >> 4);
        i++;
    }
    else if (p[3] == '=')
    {
        if ((c0 = decode_char( p[0] )) > 63) return 0;
        if ((c1 = decode_char( p[1] )) > 63) return 0;
        if ((c2 = decode_char( p[2] )) > 63) return 0;

        if (buf)
        {
            buf[i + 0] = (c0 << 2) | (c1 >> 4);
            buf[i + 1] = (c1 << 4) | (c2 >> 2);
        }
        i += 2;
    }
    else
    {
        if ((c0 = decode_char( p[0] )) > 63) return 0;
        if ((c1 = decode_char( p[1] )) > 63) return 0;
        if ((c2 = decode_char( p[2] )) > 63) return 0;
        if ((c3 = decode_char( p[3] )) > 63) return 0;

        if (buf)
        {
            buf[i + 0] = (c0 << 2) | (c1 >> 4);
            buf[i + 1] = (c1 << 4) | (c2 >> 2);
            buf[i + 2] = (c2 << 6) |  c3;
        }
        i += 3;
    }
    return i;
}

Referenced by do_authorization().

decode_char()

static char decode_char ( WCHAR  c )

inlinestatic

Definition at line 2601 of file rpc_transport.c.

{
    if (c >= 'A' && c <= 'Z') return c - 'A';
    if (c >= 'a' && c <= 'z') return c - 'a' + 26;
    if (c >= '0' && c <= '9') return c - '0' + 52;
    if (c == '+') return 62;
    if (c == '/') return 63;
    return 64;
}

Referenced by decode_base64().

destroy_authinfo()

static void destroy_authinfo ( struct authinfo *  info )

static

Definition at line 2691 of file rpc_transport.c.

{
    if (!info) return;

    if (SecIsValidHandle(&info->ctx))
        DeleteSecurityContext(&info->ctx);
    if (SecIsValidHandle(&info->cred))
        FreeCredentialsHandle(&info->cred);

    HeapFree(GetProcessHeap(), 0, info->data);
    HeapFree(GetProcessHeap(), 0, info);
}

Referenced by authorize_request(), do_authorization(), and request_destroy().

do_authorization()

static RPC_STATUS do_authorization ( HINTERNET  request, SEC_WCHAR *  servername, const RPC_HTTP_TRANSPORT_CREDENTIALS_W *  creds, struct authinfo **  auth_ptr  )

static

Definition at line 2748 of file rpc_transport.c.

{
    struct authinfo *info = *auth_ptr;
    SEC_WINNT_AUTH_IDENTITY_W *id = creds->TransportCredentials;
    RPC_STATUS status = RPC_S_SERVER_UNAVAILABLE;

    if ((!info && !(info = alloc_authinfo()))) return RPC_S_SERVER_UNAVAILABLE;

    switch (creds->AuthnSchemes[0])
    {
    case RPC_C_HTTP_AUTHN_SCHEME_BASIC:
    {
        int userlen = WideCharToMultiByte(CP_UTF8, 0, id->User, id->UserLength, NULL, 0, NULL, NULL);
        int passlen = WideCharToMultiByte(CP_UTF8, 0, id->Password, id->PasswordLength, NULL, 0, NULL, NULL);

        info->data_len = userlen + passlen + 1;
        if (!(info->data = HeapAlloc(GetProcessHeap(), 0, info->data_len)))
        {
            status = RPC_S_OUT_OF_MEMORY;
            break;
        }
        WideCharToMultiByte(CP_UTF8, 0, id->User, id->UserLength, info->data, userlen, NULL, NULL);
        info->data[userlen] = ':';
        WideCharToMultiByte(CP_UTF8, 0, id->Password, id->PasswordLength, info->data + userlen + 1, passlen, NULL, NULL);

        info->scheme   = RPC_C_HTTP_AUTHN_SCHEME_BASIC;
        info->finished = TRUE;
        status = RPC_S_OK;
        break;
    }
    case RPC_C_HTTP_AUTHN_SCHEME_NTLM:
    case RPC_C_HTTP_AUTHN_SCHEME_NEGOTIATE:
    {

        static SEC_WCHAR ntlmW[] = {'N','T','L','M',0}, negotiateW[] = {'N','e','g','o','t','i','a','t','e',0};
        SECURITY_STATUS ret;
        SecBufferDesc out_desc, in_desc;
        SecBuffer out, in;
        ULONG flags = ISC_REQ_CONNECTION|ISC_REQ_USE_DCE_STYLE|ISC_REQ_MUTUAL_AUTH|ISC_REQ_DELEGATE;
        SEC_WCHAR *scheme;
        int scheme_len;
        const WCHAR *p;
        WCHAR auth_value[2048];
        DWORD size = sizeof(auth_value);
        BOOL first = FALSE;

        if (creds->AuthnSchemes[0] == RPC_C_HTTP_AUTHN_SCHEME_NTLM) scheme = ntlmW;
        else scheme = negotiateW;
        scheme_len = lstrlenW( scheme );

        if (!*auth_ptr)
        {
            TimeStamp exp;
            SecPkgInfoW *pkg_info;

            ret = AcquireCredentialsHandleW(NULL, scheme, SECPKG_CRED_OUTBOUND, NULL, id, NULL, NULL, &info->cred, &exp);
            if (ret != SEC_E_OK) break;

            ret = QuerySecurityPackageInfoW(scheme, &pkg_info);
            if (ret != SEC_E_OK) break;

            info->max_token = pkg_info->cbMaxToken;
            FreeContextBuffer(pkg_info);
            first = TRUE;
        }
        else
        {
            if (info->finished || !get_authvalue(request, creds->AuthnSchemes[0], auth_value, size)) break;
            if (auth_scheme_from_header(auth_value) != info->scheme)
            {
                ERR("authentication scheme changed\n");
                break;
            }
        }
        in.BufferType = SECBUFFER_TOKEN;
        in.cbBuffer   = 0;
        in.pvBuffer   = NULL;

        in_desc.ulVersion = 0;
        in_desc.cBuffers  = 1;
        in_desc.pBuffers  = ∈

        p = auth_value + scheme_len;
        if (!first && *p == ' ')
        {
            int len = lstrlenW(++p);
            in.cbBuffer = decode_base64(p, len, NULL);
            if (!(in.pvBuffer = HeapAlloc(GetProcessHeap(), 0, in.cbBuffer))) break;
            decode_base64(p, len, in.pvBuffer);
        }
        out.BufferType = SECBUFFER_TOKEN;
        out.cbBuffer   = info->max_token;
        if (!(out.pvBuffer = HeapAlloc(GetProcessHeap(), 0, out.cbBuffer)))
        {
            HeapFree(GetProcessHeap(), 0, in.pvBuffer);
            break;
        }
        out_desc.ulVersion = 0;
        out_desc.cBuffers  = 1;
        out_desc.pBuffers  = &out;

        ret = InitializeSecurityContextW(first ? &info->cred : NULL, first ? NULL : &info->ctx,
                                         first ? servername : NULL, flags, 0, SECURITY_NETWORK_DREP,
                                         in.pvBuffer ? &in_desc : NULL, 0, &info->ctx, &out_desc,
                                         &info->attr, &info->exp);
        HeapFree(GetProcessHeap(), 0, in.pvBuffer);
        if (ret == SEC_E_OK)
        {
            HeapFree(GetProcessHeap(), 0, info->data);
            info->data     = out.pvBuffer;
            info->data_len = out.cbBuffer;
            info->finished = TRUE;
            TRACE("sending last auth packet\n");
            status = RPC_S_OK;
        }
        else if (ret == SEC_I_CONTINUE_NEEDED)
        {
            HeapFree(GetProcessHeap(), 0, info->data);
            info->data     = out.pvBuffer;
            info->data_len = out.cbBuffer;
            TRACE("sending next auth packet\n");
            status = RPC_S_OK;
        }
        else
        {
            ERR("InitializeSecurityContextW failed with error 0x%08x\n", ret);
            HeapFree(GetProcessHeap(), 0, out.pvBuffer);
            break;
        }
        info->scheme = creds->AuthnSchemes[0];
        break;
    }
    default:
        FIXME("scheme %u not supported\n", creds->AuthnSchemes[0]);
        break;
    }

    if (status != RPC_S_OK)
    {
        destroy_authinfo(info);
        *auth_ptr = NULL;
        return status;
    }
    *auth_ptr = info;
    return RPC_S_OK;
}

Referenced by authorize_request().

drain_content()

static void drain_content ( HINTERNET  request, RpcHttpAsyncData *  async_data, HANDLE  cancel_event  )

static

Definition at line 2942 of file rpc_transport.c.

{
    DWORD count, len = 0, size = sizeof(len);
    char buf[2048];

    HttpQueryInfoW(request, HTTP_QUERY_FLAG_NUMBER|HTTP_QUERY_CONTENT_LENGTH, &len, &size, NULL);
    if (!len) return;
    for (;;)
    {
        count = min(sizeof(buf), len);
        if (rpcrt4_http_async_read(request, async_data, cancel_event, buf, count) <= 0) return;
        len -= count;
    }
}

Referenced by authorize_request(), and rpcrt4_ncacn_http_open().

encode_base64()

static UINT encode_base64 ( const char *  bin, unsigned int  len, WCHAR *  base64  )

static

Definition at line 2561 of file rpc_transport.c.

{
    static const char enc[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
    UINT i = 0, x;

    while (len > 0)
    {
        /* first 6 bits, all from bin[0] */
        base64[i++] = enc[(bin[0] & 0xfc) >> 2];
        x = (bin[0] & 3) << 4;

        /* next 6 bits, 2 from bin[0] and 4 from bin[1] */
        if (len == 1)
        {
            base64[i++] = enc[x];
            base64[i++] = '=';
            base64[i++] = '=';
            break;
        }
        base64[i++] = enc[x | ((bin[1] & 0xf0) >> 4)];
        x = (bin[1] & 0x0f) << 2;

        /* next 6 bits 4 from bin[1] and 2 from bin[2] */
        if (len == 2)
        {
            base64[i++] = enc[x];
            base64[i++] = '=';
            break;
        }
        base64[i++] = enc[x | ((bin[2] & 0xc0) >> 6)];

        /* last 6 bits, all from bin [2] */
        base64[i++] = enc[bin[2] & 0x3f];
        bin += 3;
        len -= 3;
    }
    base64[i] = 0;
    return i;
}

Referenced by insert_authorization_header().

get_authvalue()

static BOOL get_authvalue ( HINTERNET  request, DWORD  scheme, WCHAR *  buffer, DWORD  buflen  )

static

Definition at line 2736 of file rpc_transport.c.

{
    DWORD len, index = 0;
    for (;;)
    {
        len = buflen;
        if (!HttpQueryInfoW(request, HTTP_QUERY_WWW_AUTHENTICATE, buffer, &len, &index)) return FALSE;
        if (auth_scheme_from_header(buffer) == scheme) break;
    }
    return TRUE;
}

Referenced by do_authorization().

get_np_event()

static HANDLE get_np_event ( RpcConnection_np *  connection )

static

Definition at line 97 of file rpc_transport.c.

{
    HANDLE event = InterlockedExchangePointer(&connection->event_cache, NULL);
    return event ? event : CreateEventW(NULL, TRUE, FALSE, NULL);
}

Referenced by rpcrt4_conn_np_read(), rpcrt4_conn_np_write(), and rpcrt4_protseq_np_get_wait_array().

has_credentials()

static BOOL has_credentials ( RpcConnection_http *  httpc )

static

Definition at line 2989 of file rpc_transport.c.

{
    RPC_HTTP_TRANSPORT_CREDENTIALS_W *creds;
    SEC_WINNT_AUTH_IDENTITY_W *id;

    if (!httpc->common.QOS || httpc->common.QOS->qos->AdditionalSecurityInfoType != RPC_C_AUTHN_INFO_TYPE_HTTP)
        return FALSE;

    creds = httpc->common.QOS->qos->u.HttpCredentials;
    if (creds->AuthenticationTarget != RPC_C_HTTP_AUTHN_TARGET_SERVER || !creds->NumberOfAuthnSchemes)
        return FALSE;

    id = creds->TransportCredentials;
    if (!id || !id->User || !id->Password) return FALSE;

    return TRUE;
}

Referenced by rpcrt4_ncacn_http_open().

insert_authorization_header()

static RPC_STATUS insert_authorization_header ( HINTERNET  request, ULONG  scheme, char *  data, int  data_len  )

static

Definition at line 2896 of file rpc_transport.c.

{
    static const WCHAR authW[] = {'A','u','t','h','o','r','i','z','a','t','i','o','n',':',' '};
    static const WCHAR basicW[] = {'B','a','s','i','c',' '};
    static const WCHAR negotiateW[] = {'N','e','g','o','t','i','a','t','e',' '};
    static const WCHAR ntlmW[] = {'N','T','L','M',' '};
    int scheme_len, auth_len = ARRAY_SIZE(authW), len = ((data_len + 2) * 4) / 3;
    const WCHAR *scheme_str;
    WCHAR *header, *ptr;
    RPC_STATUS status = RPC_S_SERVER_UNAVAILABLE;

    switch (scheme)
    {
    case RPC_C_HTTP_AUTHN_SCHEME_BASIC:
        scheme_str = basicW;
        scheme_len = ARRAY_SIZE(basicW);
        break;
    case RPC_C_HTTP_AUTHN_SCHEME_NEGOTIATE:
        scheme_str = negotiateW;
        scheme_len = ARRAY_SIZE(negotiateW);
        break;
    case RPC_C_HTTP_AUTHN_SCHEME_NTLM:
        scheme_str = ntlmW;
        scheme_len = ARRAY_SIZE(ntlmW);
        break;
    default:
        ERR("unknown scheme %u\n", scheme);
        return RPC_S_SERVER_UNAVAILABLE;
    }
    if ((header = HeapAlloc(GetProcessHeap(), 0, (auth_len + scheme_len + len + 2) * sizeof(WCHAR))))
    {
        memcpy(header, authW, auth_len * sizeof(WCHAR));
        ptr = header + auth_len;
        memcpy(ptr, scheme_str, scheme_len * sizeof(WCHAR));
        ptr += scheme_len;
        len = encode_base64(data, data_len, ptr);
        ptr[len++] = '\r';
        ptr[len++] = '\n';
        ptr[len] = 0;
        if (HttpAddRequestHeadersW(request, header, -1, HTTP_ADDREQ_FLAG_ADD|HTTP_ADDREQ_FLAG_REPLACE))
            status = RPC_S_OK;
        HeapFree(GetProcessHeap(), 0, header);
    }
    return status;
}

Referenced by authorize_request().

insert_content_length_header()

static RPC_STATUS insert_content_length_header ( HINTERNET  request, DWORD  len  )

static

Definition at line 2385 of file rpc_transport.c.

{
    static const WCHAR fmtW[] =
        {'C','o','n','t','e','n','t','-','L','e','n','g','t','h',':',' ','%','u','\r','\n',0};
    WCHAR header[ARRAY_SIZE(fmtW) + 10];

    swprintf(header, fmtW, len);
    if ((HttpAddRequestHeadersW(request, header, -1, HTTP_ADDREQ_FLAG_REPLACE | HTTP_ADDREQ_FLAG_ADD))) return RPC_S_OK;
    return RPC_S_SERVER_UNAVAILABLE;
}

Referenced by rpcrt4_http_prepare_in_pipe(), and rpcrt4_http_prepare_out_pipe().

is_pipe_listening()

static RPC_STATUS is_pipe_listening ( const char *  pipe_name )

static

Definition at line 637 of file rpc_transport.c.

{
  return WaitNamedPipeA(pipe_name, 1) ? RPC_S_OK : RPC_S_NOT_LISTENING;
}

Referenced by rpcrt4_ncacn_np_is_server_listening(), and rpcrt4_ncalrpc_np_is_server_listening().

is_secure()

static BOOL is_secure ( RpcConnection_http *  httpc )

static

Definition at line 3007 of file rpc_transport.c.

{
    return httpc->common.QOS &&
           (httpc->common.QOS->qos->AdditionalSecurityInfoType == RPC_C_AUTHN_INFO_TYPE_HTTP) &&
           (httpc->common.QOS->qos->u.HttpCredentials->Flags & RPC_C_HTTP_FLAG_USE_SSL);
}

Referenced by open_connection(), rpcrt4_ncacn_http_open(), and set_auth_cookie().

ncacn_pipe_name()

static char* ncacn_pipe_name ( const char *  endpoint )

static

Definition at line 503 of file rpc_transport.c.

{
#ifdef __REACTOS__
  static const char prefix[] = "\\\\";
  static const char local[] = ".";
  char ComputerName[MAX_COMPUTERNAME_LENGTH + 1];
  DWORD bufLen = ARRAY_SIZE(ComputerName);
#else
  static const char prefix[] = "\\\\.";
#endif
  char *pipe_name;

#ifdef __REACTOS__
  if (server != NULL && *server != 0)
  {
    /* Trim any leading UNC server prefix. */
    if (server[0] == '\\' && server[1] == '\\')
      server += 2;

    /* If the server represents the local computer, use instead
     * the local prefix to avoid a round in UNC name resolution. */
    if (GetComputerNameA(ComputerName, &bufLen) &&
        (stricmp(ComputerName, server) == 0))
    {
      server = local;
    }
  }
  else
  {
    server = local;
  }
#endif

  /* protseq=ncacn_np: named pipes */
#ifdef __REACTOS__
  pipe_name = I_RpcAllocate(sizeof(prefix) + strlen(server) + strlen(endpoint));
  strcpy(pipe_name, prefix);
  strcat(pipe_name, server);
  strcat(pipe_name, endpoint);
#else
  pipe_name = I_RpcAllocate(sizeof(prefix) + strlen(endpoint));
  strcat(strcpy(pipe_name, prefix), endpoint);
#endif
  return pipe_name;
}

Referenced by rpcrt4_ncacn_np_is_server_listening(), rpcrt4_ncacn_np_open(), and rpcrt4_protseq_ncacn_np_open_endpoint().

ncalrpc_pipe_name()

static char* ncalrpc_pipe_name ( const char *  endpoint )

static

Definition at line 439 of file rpc_transport.c.

{
  static const char prefix[] = "\\\\.\\pipe\\lrpc\\";
  char *pipe_name;

  /* protseq=ncalrpc: supposed to use NT LPC ports,
   * but we'll implement it with named pipes for now */
  pipe_name = I_RpcAllocate(sizeof(prefix) + strlen(endpoint));
  strcat(strcpy(pipe_name, prefix), endpoint);
  return pipe_name;
}

Referenced by rpcrt4_ncalrpc_np_is_server_listening(), rpcrt4_ncalrpc_open(), and rpcrt4_protseq_ncalrpc_open_endpoint().

prepare_async_request()

static void prepare_async_request ( RpcHttpAsyncData *  async_data )

static

Definition at line 1997 of file rpc_transport.c.

{
    ResetEvent(async_data->completion_event);
    RpcHttpAsyncData_AddRef(async_data);
}

Referenced by authorize_request(), rpcrt4_http_async_read(), rpcrt4_http_prepare_in_pipe(), rpcrt4_http_prepare_out_pipe(), rpcrt4_ncacn_http_wait_for_incoming_data(), and send_echo_request().

release_np_event()

static void release_np_event ( RpcConnection_np *  connection, HANDLE  event  )

static

Definition at line 103 of file rpc_transport.c.

{
    event = InterlockedExchangePointer(&connection->event_cache, event);
    if (event)
        CloseHandle(event);
}

Referenced by rpcrt4_conn_np_read(), rpcrt4_conn_np_write(), and rpcrt4_protseq_np_wait_for_new_connection().

RpcHttpAsyncData_AddRef()

static ULONG RpcHttpAsyncData_AddRef ( RpcHttpAsyncData *  data )

static

Definition at line 1977 of file rpc_transport.c.

{
    return InterlockedIncrement(&data->refs);
}

Referenced by prepare_async_request().

RpcHttpAsyncData_Release()

static ULONG RpcHttpAsyncData_Release ( RpcHttpAsyncData *  data )

static

Definition at line 1982 of file rpc_transport.c.

{
    ULONG refs = InterlockedDecrement(&data->refs);
    if (!refs)
    {
        TRACE("destroying async data %p\n", data);
        CloseHandle(data->completion_event);
        HeapFree(GetProcessHeap(), 0, data->inet_buffers.lpvBuffer);
        data->cs.DebugInfo->Spare[0] = 0;
        DeleteCriticalSection(&data->cs);
        HeapFree(GetProcessHeap(), 0, data);
    }
    return refs;
}

Referenced by rpcrt4_http_internet_callback(), rpcrt4_ncacn_http_close(), and wait_async_request().

RpcNetworkInqProtseqsA()

RPC_STATUS WINAPI RpcNetworkInqProtseqsA

(

RPC_PROTSEQ_VECTORA **

protseqs

)

Definition at line 3959 of file rpc_transport.c.

{
  RPC_PROTSEQ_VECTORA *pvector;
  unsigned int i;
  RPC_STATUS status = RPC_S_OUT_OF_MEMORY;

  TRACE("(%p)\n", protseqs);

  *protseqs = HeapAlloc(GetProcessHeap(), 0, sizeof(RPC_PROTSEQ_VECTORW)+(sizeof(unsigned char*)*ARRAY_SIZE(protseq_list)));
  if (!*protseqs)
    goto end;
  pvector = *protseqs;
  pvector->Count = 0;
  for (i = 0; i < ARRAY_SIZE(protseq_list); i++)
  {
    pvector->Protseq[i] = HeapAlloc(GetProcessHeap(), 0, strlen(protseq_list[i].name)+1);
    if (pvector->Protseq[i] == NULL)
      goto end;
    strcpy((char*)pvector->Protseq[i], protseq_list[i].name);
    pvector->Count++;
  }
  status = RPC_S_OK;

end:
  if (status != RPC_S_OK)
    RpcProtseqVectorFreeA(protseqs);
  return status;
}

RpcNetworkInqProtseqsW()

RPC_STATUS WINAPI RpcNetworkInqProtseqsW

(

RPC_PROTSEQ_VECTORW **

protseqs

)

Definition at line 3926 of file rpc_transport.c.

{
  RPC_PROTSEQ_VECTORW *pvector;
  unsigned int i;
  RPC_STATUS status = RPC_S_OUT_OF_MEMORY;

  TRACE("(%p)\n", protseqs);

  *protseqs = HeapAlloc(GetProcessHeap(), 0, sizeof(RPC_PROTSEQ_VECTORW)+(sizeof(unsigned short*)*ARRAY_SIZE(protseq_list)));
  if (!*protseqs)
    goto end;
  pvector = *protseqs;
  pvector->Count = 0;
  for (i = 0; i < ARRAY_SIZE(protseq_list); i++)
  {
    pvector->Protseq[i] = HeapAlloc(GetProcessHeap(), 0, (strlen(protseq_list[i].name)+1)*sizeof(unsigned short));
    if (pvector->Protseq[i] == NULL)
      goto end;
    MultiByteToWideChar(CP_ACP, 0, (CHAR*)protseq_list[i].name, -1,
      (WCHAR*)pvector->Protseq[i], strlen(protseq_list[i].name) + 1);
    pvector->Count++;
  }
  status = RPC_S_OK;

end:
  if (status != RPC_S_OK)
    RpcProtseqVectorFreeW(protseqs);
  return status;
}

RpcNetworkIsProtseqValidA()

RPC_STATUS WINAPI RpcNetworkIsProtseqValidA

(

RPC_CSTR

protseq

)

Definition at line 3874 of file rpc_transport.c.

{
  UNICODE_STRING protseqW;

  if (RtlCreateUnicodeStringFromAsciiz(&protseqW, (char*)protseq))
  {
    RPC_STATUS ret = RpcNetworkIsProtseqValidW(protseqW.Buffer);
    RtlFreeUnicodeString(&protseqW);
    return ret;
  }
  return RPC_S_OUT_OF_MEMORY;
}

Referenced by test_rpc_ncacn_ip_tcp().

RpcNetworkIsProtseqValidW()

RPC_STATUS WINAPI RpcNetworkIsProtseqValidW

(

RPC_WSTR

protseq

)

Definition at line 3857 of file rpc_transport.c.

{
  char ps[0x10];

  WideCharToMultiByte(CP_ACP, 0, protseq, -1,
                      ps, sizeof ps, NULL, NULL);
  if (rpcrt4_get_conn_protseq_ops(ps))
    return RPC_S_OK;

  FIXME("Unknown protseq %s\n", debugstr_w(protseq));

  return RPC_S_INVALID_RPC_PROTSEQ;
}

Referenced by RpcNetworkIsProtseqValidA().

RpcProtseqVectorFreeA()

RPC_STATUS WINAPI RpcProtseqVectorFreeA

(

RPC_PROTSEQ_VECTORA **

protseqs

)

Definition at line 3890 of file rpc_transport.c.

{
  TRACE("(%p)\n", protseqs);

  if (*protseqs)
  {
    unsigned int i;
    for (i = 0; i < (*protseqs)->Count; i++)
      HeapFree(GetProcessHeap(), 0, (*protseqs)->Protseq[i]);
    HeapFree(GetProcessHeap(), 0, *protseqs);
    *protseqs = NULL;
  }
  return RPC_S_OK;
}

Referenced by RpcNetworkInqProtseqsA().

RpcProtseqVectorFreeW()

RPC_STATUS WINAPI RpcProtseqVectorFreeW

(

RPC_PROTSEQ_VECTORW **

protseqs

)

Definition at line 3908 of file rpc_transport.c.

{
  TRACE("(%p)\n", protseqs);

  if (*protseqs)
  {
    unsigned int i;
    for (i = 0; i < (*protseqs)->Count; i++)
      HeapFree(GetProcessHeap(), 0, (*protseqs)->Protseq[i]);
    HeapFree(GetProcessHeap(), 0, *protseqs);
    *protseqs = NULL;
  }
  return RPC_S_OK;
}

Referenced by RpcNetworkInqProtseqsW().

RPCRT4_CloseConnection()

RPC_STATUS RPCRT4_CloseConnection

(

RpcConnection *

Connection

)

Definition at line 3606 of file rpc_transport.c.

{
  TRACE("(Connection == ^%p)\n", Connection);
  if (SecIsValidHandle(&Connection->ctx))
  {
    DeleteSecurityContext(&Connection->ctx);
    SecInvalidateHandle(&Connection->ctx);
  }
  rpcrt4_conn_close(Connection);
  return RPC_S_OK;
}

Referenced by RPCRT4_ReleaseConnection(), and RPCRT4_server_thread().

rpcrt4_conn_create_pipe()

static RPC_STATUS rpcrt4_conn_create_pipe ( RpcConnection *  conn )

static

Definition at line 322 of file rpc_transport.c.

{
    RpcConnection_np *connection = (RpcConnection_np *) conn;
#ifdef __REACTOS__
    DWORD ErrCode;
    SECURITY_ATTRIBUTES SecurityAttributes;
    PSECURITY_DESCRIPTOR PipeSecDesc;
#endif

    TRACE("listening on %s\n", connection->listen_pipe);

#ifdef __REACTOS__
    ErrCode = rpcrt4_create_pipe_security(&PipeSecDesc);
    if (ErrCode != ERROR_SUCCESS)
    {
        ERR("rpcrt4_conn_create_pipe(): Pipe security descriptor creation failed!\n");
        return RPC_S_CANT_CREATE_ENDPOINT;
    }

    SecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES);
    SecurityAttributes.lpSecurityDescriptor = PipeSecDesc;
    SecurityAttributes.bInheritHandle = FALSE;

    connection->pipe = CreateNamedPipeA(connection->listen_pipe, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
                                        PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE,
                                        PIPE_UNLIMITED_INSTANCES,
                                        RPC_MAX_PACKET_SIZE, RPC_MAX_PACKET_SIZE, 5000, &SecurityAttributes);
    HeapFree(GetProcessHeap(), 0, PipeSecDesc);
#else
    connection->pipe = CreateNamedPipeA(connection->listen_pipe, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
                                        PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE,
                                        PIPE_UNLIMITED_INSTANCES,
                                        RPC_MAX_PACKET_SIZE, RPC_MAX_PACKET_SIZE, 5000, NULL);
#endif
    if (connection->pipe == INVALID_HANDLE_VALUE)
    {
        WARN("CreateNamedPipe failed with error %d\n", GetLastError());
        if (GetLastError() == ERROR_FILE_EXISTS)
        {
            return RPC_S_DUPLICATE_ENDPOINT;
        }
        else
        {
            return RPC_S_CANT_CREATE_ENDPOINT;
        }
    }

    return RPC_S_OK;
}

Referenced by rpcrt4_ncacn_np_handoff(), rpcrt4_ncalrpc_handoff(), rpcrt4_protseq_ncacn_np_open_endpoint(), rpcrt4_protseq_ncalrpc_open_endpoint(), and rpcrt4_protseq_np_get_wait_array().

rpcrt4_conn_np_alloc()

static RpcConnection* rpcrt4_conn_np_alloc ( void  )

static

Definition at line 91 of file rpc_transport.c.

{
  RpcConnection_np *npc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RpcConnection_np));
  return &npc->common;
}

rpcrt4_conn_np_cancel_call()

static void rpcrt4_conn_np_cancel_call ( RpcConnection *  conn )

static

Definition at line 782 of file rpc_transport.c.

{
    RpcConnection_np *connection = (RpcConnection_np *)conn;
    CancelIoEx(connection->pipe, NULL);
}

rpcrt4_conn_np_close()

static int rpcrt4_conn_np_close ( RpcConnection *  conn )

static

Definition at line 747 of file rpc_transport.c.

{
    RpcConnection_np *connection = (RpcConnection_np *) conn;
    if (connection->pipe)
    {
        FlushFileBuffers(connection->pipe);
        CloseHandle(connection->pipe);
        connection->pipe = 0;
    }
    if (connection->listen_event)
    {
        CloseHandle(connection->listen_event);
        connection->listen_event = 0;
    }
    if (connection->event_cache)
    {
        CloseHandle(connection->event_cache);
        connection->event_cache = 0;
    }
    return 0;
}

rpcrt4_conn_np_close_read()

static void rpcrt4_conn_np_close_read ( RpcConnection *  conn )

static

Definition at line 769 of file rpc_transport.c.

{
    RpcConnection_np *connection = (RpcConnection_np*)conn;
    IO_STATUS_BLOCK io_status;

    connection->read_closed = TRUE;
#ifdef __REACTOS__ /* FIXME: We should also cancel I/O for other threads */
    NtCancelIoFile(connection->pipe, &io_status);
#else
    NtCancelIoFileEx(connection->pipe, &connection->io_status, &io_status);
#endif
}

rpcrt4_conn_np_handoff()

static void rpcrt4_conn_np_handoff ( RpcConnection_np *  old_npc, RpcConnection_np *  new_npc  )

static

Definition at line 607 of file rpc_transport.c.

{    
    /* because of the way named pipes work, we'll transfer the connected pipe
     * to the child, then reopen the server binding to continue listening */

    new_npc->pipe = old_npc->pipe;
    old_npc->pipe = 0;
    assert(!old_npc->listen_event);
}

Referenced by rpcrt4_ncacn_np_handoff(), and rpcrt4_ncalrpc_handoff().

rpcrt4_conn_np_impersonate_client()

static RPC_STATUS rpcrt4_conn_np_impersonate_client ( RpcConnection *  conn )

static

Definition at line 906 of file rpc_transport.c.

{
    RpcConnection_np *npc = (RpcConnection_np *)conn;
    BOOL ret;

    TRACE("(%p)\n", conn);

    if (conn->AuthInfo && SecIsValidHandle(&conn->ctx))
        return RPCRT4_default_impersonate_client(conn);

    ret = ImpersonateNamedPipeClient(npc->pipe);
    if (!ret)
    {
        DWORD error = GetLastError();
        WARN("ImpersonateNamedPipeClient failed with error %u\n", error);
        switch (error)
        {
        case ERROR_CANNOT_IMPERSONATE:
            return RPC_S_NO_CONTEXT_AVAILABLE;
        }
    }
    return RPC_S_OK;
}

rpcrt4_conn_np_read()

static int rpcrt4_conn_np_read ( RpcConnection *  conn, void *  buffer, unsigned int  count  )

static

Definition at line 689 of file rpc_transport.c.

{
    RpcConnection_np *connection = (RpcConnection_np *) conn;
    HANDLE event;
    NTSTATUS status;

    event = get_np_event(connection);
    if (!event)
        return -1;

    if (connection->read_closed)
        status = STATUS_CANCELLED;
    else
        status = NtReadFile(connection->pipe, event, NULL, NULL, &connection->io_status, buffer, count, NULL, NULL);
    if (status == STATUS_PENDING)
    {
        /* check read_closed again before waiting to avoid a race */
        if (connection->read_closed)
        {
            IO_STATUS_BLOCK io_status;
#ifdef __REACTOS__ /* FIXME: We should also cancel I/O for other threads */
            NtCancelIoFile(connection->pipe, &io_status);
#else
            NtCancelIoFileEx(connection->pipe, &connection->io_status, &io_status);
#endif
        }
        WaitForSingleObject(event, INFINITE);
        status = connection->io_status.u.Status;
    }
    release_np_event(connection, event);
    return status && status != STATUS_BUFFER_OVERFLOW ? -1 : connection->io_status.Information;
}

Referenced by rpcrt4_conn_np_wait_for_incoming_data().

rpcrt4_conn_np_revert_to_self()

static RPC_STATUS rpcrt4_conn_np_revert_to_self ( RpcConnection *  conn )

static

Definition at line 930 of file rpc_transport.c.

{
    BOOL ret;

    TRACE("(%p)\n", conn);

    if (conn->AuthInfo && SecIsValidHandle(&conn->ctx))
        return RPCRT4_default_revert_to_self(conn);

    ret = RevertToSelf();
    if (!ret)
    {
        WARN("RevertToSelf failed with error %u\n", GetLastError());
        return RPC_S_NO_CONTEXT_AVAILABLE;
    }
    return RPC_S_OK;
}

rpcrt4_conn_np_wait_for_incoming_data()

static int rpcrt4_conn_np_wait_for_incoming_data ( RpcConnection *  conn )

static

Definition at line 788 of file rpc_transport.c.

{
    return rpcrt4_conn_np_read(conn, NULL, 0);
}

rpcrt4_conn_np_write()

static int rpcrt4_conn_np_write ( RpcConnection *  conn, const void *  buffer, unsigned int  count  )

static

Definition at line 722 of file rpc_transport.c.

{
    RpcConnection_np *connection = (RpcConnection_np *) conn;
    IO_STATUS_BLOCK io_status;
    HANDLE event;
    NTSTATUS status;

    event = get_np_event(connection);
    if (!event)
        return -1;

    status = NtWriteFile(connection->pipe, event, NULL, NULL, &io_status, buffer, count, NULL, NULL);
    if (status == STATUS_PENDING)
    {
        WaitForSingleObject(event, INFINITE);
        status = io_status.u.Status;
    }
    release_np_event(connection, event);
    if (status)
        return -1;

    assert(io_status.Information == count);
    return count;
}

rpcrt4_conn_open_pipe()

static RPC_STATUS rpcrt4_conn_open_pipe ( RpcConnection *  Connection, LPCSTR  pname, BOOL  wait  )

static

Definition at line 372 of file rpc_transport.c.

{
  RpcConnection_np *npc = (RpcConnection_np *) Connection;
  HANDLE pipe;
  DWORD err, dwMode;

  TRACE("connecting to %s\n", pname);

  while (TRUE) {
    DWORD dwFlags = 0;
    if (Connection->QOS)
    {
        dwFlags = SECURITY_SQOS_PRESENT;
        switch (Connection->QOS->qos->ImpersonationType)
        {
            case RPC_C_IMP_LEVEL_DEFAULT:
                /* FIXME: what to do here? */
                break;
            case RPC_C_IMP_LEVEL_ANONYMOUS:
                dwFlags |= SECURITY_ANONYMOUS;
                break;
            case RPC_C_IMP_LEVEL_IDENTIFY:
                dwFlags |= SECURITY_IDENTIFICATION;
                break;
            case RPC_C_IMP_LEVEL_IMPERSONATE:
                dwFlags |= SECURITY_IMPERSONATION;
                break;
            case RPC_C_IMP_LEVEL_DELEGATE:
                dwFlags |= SECURITY_DELEGATION;
                break;
        }
        if (Connection->QOS->qos->IdentityTracking == RPC_C_QOS_IDENTITY_DYNAMIC)
            dwFlags |= SECURITY_CONTEXT_TRACKING;
    }
    pipe = CreateFileA(pname, GENERIC_READ|GENERIC_WRITE, 0, NULL,
                       OPEN_EXISTING, dwFlags | FILE_FLAG_OVERLAPPED, 0);
    if (pipe != INVALID_HANDLE_VALUE) break;
    err = GetLastError();
    if (err == ERROR_PIPE_BUSY) {
      if (WaitNamedPipeA(pname, NMPWAIT_USE_DEFAULT_WAIT)) {
        TRACE("retrying busy server\n");
        continue;
      }
      TRACE("connection failed, error=%x\n", err);
      return RPC_S_SERVER_TOO_BUSY;
#ifdef __REACTOS__
    } else if (err == ERROR_BAD_NETPATH) {
      TRACE("connection failed, error=%x\n", err);
      return RPC_S_SERVER_UNAVAILABLE;
#endif
    }
    if (!wait || !WaitNamedPipeA(pname, NMPWAIT_WAIT_FOREVER)) {
      err = GetLastError();
      WARN("connection failed, error=%x\n", err);
      return RPC_S_SERVER_UNAVAILABLE;
    }
  }

  /* success */
  /* pipe is connected; change to message-read mode. */
  dwMode = PIPE_READMODE_MESSAGE;
  SetNamedPipeHandleState(pipe, &dwMode, NULL, NULL);
  npc->pipe = pipe;

  return RPC_S_OK;
}

Referenced by rpcrt4_ncacn_np_open(), and rpcrt4_ncalrpc_open().

rpcrt4_conn_release_and_wait()

void rpcrt4_conn_release_and_wait

(

RpcConnection *

connection

)

Definition at line 3682 of file rpc_transport.c.

{
    HANDLE event = NULL;

    if (connection->ref > 1)
        event = connection->wait_release = CreateEventW(NULL, TRUE, FALSE, NULL);

    RPCRT4_ReleaseConnection(connection);

    if(event)
    {
        WaitForSingleObject(event, INFINITE);
        CloseHandle(event);
    }
}

Referenced by RPCRT4_server_thread().

rpcrt4_conn_tcp_alloc()

static RpcConnection* rpcrt4_conn_tcp_alloc ( void  )

static

Definition at line 1431 of file rpc_transport.c.

{
  RpcConnection_tcp *tcpc;
  tcpc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RpcConnection_tcp));
  if (tcpc == NULL)
    return NULL;
  tcpc->sock = -1;
  if (!rpcrt4_sock_wait_init(tcpc))
  {
    HeapFree(GetProcessHeap(), 0, tcpc);
    return NULL;
  }
  return &tcpc->common;
}

rpcrt4_conn_tcp_cancel_call()

static void rpcrt4_conn_tcp_cancel_call ( RpcConnection *  conn )

static

Definition at line 1781 of file rpc_transport.c.

{
    RpcConnection_tcp *connection = (RpcConnection_tcp *) conn;

    TRACE("%p\n", connection);

    SetEvent(connection->cancel_event);
}

rpcrt4_conn_tcp_close()

static int rpcrt4_conn_tcp_close ( RpcConnection *  conn )

static

Definition at line 1761 of file rpc_transport.c.

{
    RpcConnection_tcp *connection = (RpcConnection_tcp *) conn;

    TRACE("%d\n", connection->sock);

    if (connection->sock != -1)
        closesocket(connection->sock);
    connection->sock = -1;
    CloseHandle(connection->sock_event);
    CloseHandle(connection->cancel_event);
    return 0;
}

rpcrt4_conn_tcp_close_read()

static void rpcrt4_conn_tcp_close_read ( RpcConnection *  conn )

static

Definition at line 1775 of file rpc_transport.c.

{
    RpcConnection_tcp *connection = (RpcConnection_tcp *) conn;
    shutdown(connection->sock, SD_RECEIVE);
}

rpcrt4_conn_tcp_handoff()

static RPC_STATUS rpcrt4_conn_tcp_handoff ( RpcConnection *  old_conn, RpcConnection *  new_conn  )

static

Definition at line 1675 of file rpc_transport.c.

{
  int ret;
  struct sockaddr_in address;
  socklen_t addrsize;
  RpcConnection_tcp *server = (RpcConnection_tcp*) old_conn;
  RpcConnection_tcp *client = (RpcConnection_tcp*) new_conn;
  u_long nonblocking;

  addrsize = sizeof(address);
  ret = accept(server->sock, (struct sockaddr*) &address, &addrsize);
  if (ret < 0)
  {
    ERR("Failed to accept a TCP connection: error %d\n", ret);
    return RPC_S_OUT_OF_RESOURCES;
  }

  nonblocking = 1;
  ioctlsocket(ret, FIONBIO, &nonblocking);
  client->sock = ret;

  client->common.NetworkAddr = HeapAlloc(GetProcessHeap(), 0, INET6_ADDRSTRLEN);
  ret = getnameinfo((struct sockaddr*)&address, addrsize, client->common.NetworkAddr, INET6_ADDRSTRLEN, NULL, 0, NI_NUMERICHOST);
  if (ret != 0)
  {
    ERR("Failed to retrieve the IP address, error %d\n", ret);
    return RPC_S_OUT_OF_RESOURCES;
  }

  TRACE("Accepted a new TCP connection from %s\n", client->common.NetworkAddr);
  return RPC_S_OK;
}

rpcrt4_conn_tcp_is_server_listening()

static RPC_STATUS rpcrt4_conn_tcp_is_server_listening ( const char *  endpoint )

static

Definition at line 1790 of file rpc_transport.c.

{
    FIXME("\n");
    return RPC_S_ACCESS_DENIED;
}

rpcrt4_conn_tcp_read()

static int rpcrt4_conn_tcp_read ( RpcConnection *  Connection, void *  buffer, unsigned int  count  )

static

Definition at line 1708 of file rpc_transport.c.

{
  RpcConnection_tcp *tcpc = (RpcConnection_tcp *) Connection;
  int bytes_read = 0;
  while (bytes_read != count)
  {
    int r = recv(tcpc->sock, (char *)buffer + bytes_read, count - bytes_read, 0);
    if (!r)
      return -1;
    else if (r > 0)
      bytes_read += r;
    else if (WSAGetLastError() == WSAEINTR)
      continue;
    else if (WSAGetLastError() != WSAEWOULDBLOCK)
    {
      WARN("recv() failed: %u\n", WSAGetLastError());
      return -1;
    }
    else
    {
      if (!rpcrt4_sock_wait_for_recv(tcpc))
        return -1;
    }
  }
  TRACE("%d %p %u -> %d\n", tcpc->sock, buffer, count, bytes_read);
  return bytes_read;
}

rpcrt4_conn_tcp_wait_for_incoming_data()

static int rpcrt4_conn_tcp_wait_for_incoming_data ( RpcConnection *  Connection )

static

Definition at line 1796 of file rpc_transport.c.

{
    RpcConnection_tcp *tcpc = (RpcConnection_tcp *) Connection;

    TRACE("%p\n", Connection);

    if (!rpcrt4_sock_wait_for_recv(tcpc))
        return -1;
    return 0;
}

rpcrt4_conn_tcp_write()

static int rpcrt4_conn_tcp_write ( RpcConnection *  Connection, const void *  buffer, unsigned int  count  )

static

Definition at line 1737 of file rpc_transport.c.

{
  RpcConnection_tcp *tcpc = (RpcConnection_tcp *) Connection;
  int bytes_written = 0;
  while (bytes_written != count)
  {
    int r = send(tcpc->sock, (const char *)buffer + bytes_written, count - bytes_written, 0);
    if (r >= 0)
      bytes_written += r;
    else if (WSAGetLastError() == WSAEINTR)
      continue;
    else if (WSAGetLastError() != WSAEWOULDBLOCK)
      return -1;
    else
    {
      if (!rpcrt4_sock_wait_for_send(tcpc))
        return -1;
    }
  }
  TRACE("%d %p %u -> %d\n", tcpc->sock, buffer, count, bytes_written);
  return bytes_written;
}

RPCRT4_CreateConnection()

RPC_STATUS RPCRT4_CreateConnection	(	RpcConnection **	Connection,
		BOOL	server,
		LPCSTR	Protseq,
		LPCSTR	NetworkAddr,
		LPCSTR	Endpoint,
		LPCWSTR	NetworkOptions,
		RpcAuthInfo *	AuthInfo,
		RpcQualityOfService *	QOS,
		LPCWSTR	CookieAuth
	)

Definition at line 3618 of file rpc_transport.c.

{
  static LONG next_id;
  const struct connection_ops *ops;
  RpcConnection* NewConnection;

  ops = rpcrt4_get_conn_protseq_ops(Protseq);
  if (!ops)
  {
    FIXME("not supported for protseq %s\n", Protseq);
    return RPC_S_PROTSEQ_NOT_SUPPORTED;
  }

  NewConnection = ops->alloc();
  NewConnection->ref = 1;
  NewConnection->server = server;
  NewConnection->ops = ops;
  NewConnection->NetworkAddr = RPCRT4_strdupA(NetworkAddr);
  NewConnection->Endpoint = RPCRT4_strdupA(Endpoint);
  NewConnection->NetworkOptions = RPCRT4_strdupW(NetworkOptions);
  NewConnection->CookieAuth = RPCRT4_strdupW(CookieAuth);
  NewConnection->MaxTransmissionSize = RPC_MAX_PACKET_SIZE;
  NewConnection->NextCallId = 1;

  SecInvalidateHandle(&NewConnection->ctx);
  if (AuthInfo) RpcAuthInfo_AddRef(AuthInfo);
  NewConnection->AuthInfo = AuthInfo;
  NewConnection->auth_context_id = InterlockedIncrement( &next_id );
  if (QOS) RpcQualityOfService_AddRef(QOS);
  NewConnection->QOS = QOS;

  list_init(&NewConnection->conn_pool_entry);
  list_init(&NewConnection->protseq_entry);

  TRACE("connection: %p\n", NewConnection);
  *Connection = NewConnection;

  return RPC_S_OK;
}

Referenced by RpcAssoc_GetClientConnection(), rpcrt4_protseq_ncacn_ip_tcp_open_endpoint(), rpcrt4_protseq_ncacn_np_open_endpoint(), rpcrt4_protseq_ncalrpc_open_endpoint(), and rpcrt4_spawn_connection().

rpcrt4_get_conn_protseq_ops()

static const struct connection_ops* rpcrt4_get_conn_protseq_ops ( const char *  protseq )

static

Definition at line 3587 of file rpc_transport.c.

{
    unsigned int i;
    for(i = 0; i < ARRAY_SIZE(conn_protseq_list); i++)
        if (!strcmp(conn_protseq_list[i].name, protseq))
            return &conn_protseq_list[i];
    return NULL;
}

Referenced by RpcNetworkIsProtseqValidW(), RPCRT4_CreateConnection(), RPCRT4_IsServerListening(), and RpcTransport_GetTopOfTower().

rpcrt4_get_protseq_ops()

const struct protseq_ops* rpcrt4_get_protseq_ops

(

const char *

protseq

)

Definition at line 3578 of file rpc_transport.c.

{
  unsigned int i;
  for(i = 0; i < ARRAY_SIZE(protseq_list); i++)
    if (!strcmp(protseq_list[i].name, protseq))
      return &protseq_list[i];
  return NULL;
}

Referenced by alloc_serverprotoseq().

RPCRT4_GrabConnection()

RpcConnection* RPCRT4_GrabConnection

(

RpcConnection *

connection

)

Definition at line 3698 of file rpc_transport.c.

{
    LONG ref = InterlockedIncrement(&connection->ref);
    TRACE("%p ref=%u\n", connection, ref);
    return connection;
}

Referenced by RPCRT4_io_thread(), and RPCRT4_server_thread().

rpcrt4_http_async_read()

static int rpcrt4_http_async_read ( HINTERNET  req, RpcHttpAsyncData *  async_data, HANDLE  cancel_event, void *  buffer, unsigned int  count  )

static

Definition at line 2324 of file rpc_transport.c.

{
    char *buf = buffer;
    BOOL ret;
    unsigned int bytes_left = count;
    RPC_STATUS status = RPC_S_OK;

    async_data->inet_buffers.lpvBuffer = HeapAlloc(GetProcessHeap(), 0, count);

    while (bytes_left)
    {
        async_data->inet_buffers.dwBufferLength = bytes_left;
        prepare_async_request(async_data);
        ret = InternetReadFileExW(req, &async_data->inet_buffers, IRF_ASYNC, 0);
        status = wait_async_request(async_data, ret, cancel_event);
        if (status != RPC_S_OK)
        {
            if (status == RPC_S_CALL_CANCELLED)
                TRACE("call cancelled\n");
            break;
        }

        if (!async_data->inet_buffers.dwBufferLength)
            break;
        memcpy(buf, async_data->inet_buffers.lpvBuffer,
               async_data->inet_buffers.dwBufferLength);

        bytes_left -= async_data->inet_buffers.dwBufferLength;
        buf += async_data->inet_buffers.dwBufferLength;
    }

    HeapFree(GetProcessHeap(), 0, async_data->inet_buffers.lpvBuffer);
    async_data->inet_buffers.lpvBuffer = NULL;

    TRACE("%p %p %u -> %u\n", req, buffer, count, status);
    return status == RPC_S_OK ? count : -1;
}

Referenced by drain_content(), rpcrt4_http_prepare_out_pipe(), rpcrt4_http_read_http_packet(), rpcrt4_ncacn_http_read(), and send_echo_request().

rpcrt4_http_check_response()

static RPC_STATUS rpcrt4_http_check_response ( HINTERNET  hor )

static

Definition at line 2163 of file rpc_transport.c.

{
    BOOL ret;
    DWORD status_code;
    DWORD size;
    DWORD index;
    WCHAR buf[32];
    WCHAR *status_text = buf;
    TRACE("\n");

    index = 0;
    size = sizeof(status_code);
    ret = HttpQueryInfoW(hor, HTTP_QUERY_STATUS_CODE|HTTP_QUERY_FLAG_NUMBER, &status_code, &size, &index);
    if (!ret)
        return GetLastError();
    if (status_code == HTTP_STATUS_OK)
        return RPC_S_OK;
    index = 0;
    size = sizeof(buf);
    ret = HttpQueryInfoW(hor, HTTP_QUERY_STATUS_TEXT, status_text, &size, &index);
    if (!ret && GetLastError() == ERROR_INSUFFICIENT_BUFFER)
    {
        status_text = HeapAlloc(GetProcessHeap(), 0, size);
        ret = HttpQueryInfoW(hor, HTTP_QUERY_STATUS_TEXT, status_text, &size, &index);
    }

    ERR("server returned: %d %s\n", status_code, ret ? debugstr_w(status_text) : "<status text unavailable>");
    if(status_text != buf) HeapFree(GetProcessHeap(), 0, status_text);

    if (status_code == HTTP_STATUS_DENIED)
        return ERROR_ACCESS_DENIED;
    return RPC_S_SERVER_UNAVAILABLE;
}

Referenced by authorize_request(), rpcrt4_http_prepare_out_pipe(), rpcrt4_ncacn_http_open(), and send_echo_request().

rpcrt4_http_internet_callback()

static VOID WINAPI rpcrt4_http_internet_callback ( HINTERNET  hInternet, DWORD_PTR  dwContext, DWORD  dwInternetStatus, LPVOID  lpvStatusInformation, DWORD  dwStatusInformationLength  )

static

Definition at line 2138 of file rpc_transport.c.

{
    RpcHttpAsyncData *async_data = (RpcHttpAsyncData *)dwContext;

    switch (dwInternetStatus)
    {
    case INTERNET_STATUS_REQUEST_COMPLETE:
        TRACE("INTERNET_STATUS_REQUEST_COMPLETED\n");
        if (async_data)
        {
            INTERNET_ASYNC_RESULT *async_result = lpvStatusInformation;

            async_data->async_result = async_result->dwResult ? ERROR_SUCCESS : async_result->dwError;
            SetEvent(async_data->completion_event);
            RpcHttpAsyncData_Release(async_data);
        }
        break;
    }
}

Referenced by rpcrt4_http_internet_connect().

rpcrt4_http_internet_connect()

static RPC_STATUS rpcrt4_http_internet_connect ( RpcConnection_http *  httpc )

static

Definition at line 2197 of file rpc_transport.c.

{
    static const WCHAR wszUserAgent[] = {'M','S','R','P','C',0};
    LPWSTR proxy = NULL;
    LPWSTR user = NULL;
    LPWSTR password = NULL;
    LPWSTR servername = NULL;
    const WCHAR *option;
    INTERNET_PORT port;

    if (httpc->common.QOS &&
        (httpc->common.QOS->qos->AdditionalSecurityInfoType == RPC_C_AUTHN_INFO_TYPE_HTTP))
    {
        const RPC_HTTP_TRANSPORT_CREDENTIALS_W *http_cred = httpc->common.QOS->qos->u.HttpCredentials;
        if (http_cred->TransportCredentials)
        {
            WCHAR *p;
            const SEC_WINNT_AUTH_IDENTITY_W *cred = http_cred->TransportCredentials;
            ULONG len = cred->DomainLength + 1 + cred->UserLength;
            user = HeapAlloc(GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR));
            if (!user)
                return RPC_S_OUT_OF_RESOURCES;
            p = user;
            if (cred->DomainLength)
            {
                memcpy(p, cred->Domain, cred->DomainLength * sizeof(WCHAR));
                p += cred->DomainLength;
                *p = '\\';
                p++;
            }
            memcpy(p, cred->User, cred->UserLength * sizeof(WCHAR));
            p[cred->UserLength] = 0;

            password = RPCRT4_strndupW(cred->Password, cred->PasswordLength);
        }
    }

    for (option = httpc->common.NetworkOptions; option;
         option = (wcschr(option, ',') ? wcschr(option, ',')+1 : NULL))
    {
        static const WCHAR wszRpcProxy[] = {'R','p','c','P','r','o','x','y','=',0};
        static const WCHAR wszHttpProxy[] = {'H','t','t','p','P','r','o','x','y','=',0};

        if (!_wcsnicmp(option, wszRpcProxy, ARRAY_SIZE(wszRpcProxy)-1))
        {
            const WCHAR *value_start = option + ARRAY_SIZE(wszRpcProxy)-1;
            const WCHAR *value_end;
            const WCHAR *p;

            value_end = wcschr(option, ',');
            if (!value_end)
                value_end = value_start + lstrlenW(value_start);
            for (p = value_start; p < value_end; p++)
                if (*p == ':')
                {
                    port = wcstol(p+1, NULL, 10);
                    value_end = p;
                    break;
                }
            TRACE("RpcProxy value is %s\n", debugstr_wn(value_start, value_end-value_start));
            servername = RPCRT4_strndupW(value_start, value_end-value_start);
        }
        else if (!_wcsnicmp(option, wszHttpProxy, ARRAY_SIZE(wszHttpProxy)-1))
        {
            const WCHAR *value_start = option + ARRAY_SIZE(wszHttpProxy)-1;
            const WCHAR *value_end;

            value_end = wcschr(option, ',');
            if (!value_end)
                value_end = value_start + lstrlenW(value_start);
            TRACE("HttpProxy value is %s\n", debugstr_wn(value_start, value_end-value_start));
            proxy = RPCRT4_strndupW(value_start, value_end-value_start);
        }
        else
            FIXME("unhandled option %s\n", debugstr_w(option));
    }

    httpc->app_info = InternetOpenW(wszUserAgent, proxy ? INTERNET_OPEN_TYPE_PROXY : INTERNET_OPEN_TYPE_PRECONFIG,
                                    NULL, NULL, INTERNET_FLAG_ASYNC);
    if (!httpc->app_info)
    {
        HeapFree(GetProcessHeap(), 0, password);
        HeapFree(GetProcessHeap(), 0, user);
        HeapFree(GetProcessHeap(), 0, proxy);
        HeapFree(GetProcessHeap(), 0, servername);
        ERR("InternetOpenW failed with error %d\n", GetLastError());
        return RPC_S_SERVER_UNAVAILABLE;
    }
    InternetSetStatusCallbackW(httpc->app_info, rpcrt4_http_internet_callback);

    /* if no RpcProxy option specified, set the HTTP server address to the
     * RPC server address */
    if (!servername)
    {
        servername = HeapAlloc(GetProcessHeap(), 0, (strlen(httpc->common.NetworkAddr) + 1)*sizeof(WCHAR));
        if (!servername)
        {
            HeapFree(GetProcessHeap(), 0, password);
            HeapFree(GetProcessHeap(), 0, user);
            HeapFree(GetProcessHeap(), 0, proxy);
            return RPC_S_OUT_OF_RESOURCES;
        }
        MultiByteToWideChar(CP_ACP, 0, httpc->common.NetworkAddr, -1, servername, strlen(httpc->common.NetworkAddr) + 1);
    }

    port = (httpc->common.QOS &&
            (httpc->common.QOS->qos->AdditionalSecurityInfoType == RPC_C_AUTHN_INFO_TYPE_HTTP) &&
            (httpc->common.QOS->qos->u.HttpCredentials->Flags & RPC_C_HTTP_FLAG_USE_SSL)) ?
            INTERNET_DEFAULT_HTTPS_PORT : INTERNET_DEFAULT_HTTP_PORT;

    httpc->session = InternetConnectW(httpc->app_info, servername, port, user, password,
                                      INTERNET_SERVICE_HTTP, 0, 0);

    HeapFree(GetProcessHeap(), 0, password);
    HeapFree(GetProcessHeap(), 0, user);
    HeapFree(GetProcessHeap(), 0, proxy);

    if (!httpc->session)
    {
        ERR("InternetConnectW failed with error %d\n", GetLastError());
        HeapFree(GetProcessHeap(), 0, servername);
        return RPC_S_SERVER_UNAVAILABLE;
    }
    httpc->servername = servername;
    return RPC_S_OK;
}

Referenced by rpcrt4_ncacn_http_open().

rpcrt4_http_keep_connection_active_timer_proc()

static VOID rpcrt4_http_keep_connection_active_timer_proc ( PVOID  param, BOOLEAN  dummy  )

static

Definition at line 2093 of file rpc_transport.c.

{
    HINTERNET in_request = param;
    RpcPktHdr *idle_pkt;

    idle_pkt = RPCRT4_BuildHttpHeader(NDR_LOCAL_DATA_REPRESENTATION, 0x0001,
                                      0, 0);
    if (idle_pkt)
    {
        DWORD bytes_written;
        InternetWriteFile(in_request, idle_pkt, idle_pkt->common.frag_len, &bytes_written);
        RPCRT4_FreeHeader(idle_pkt);
    }
}

Referenced by rpcrt4_http_timer_thread().

rpcrt4_http_prepare_in_pipe()

static RPC_STATUS rpcrt4_http_prepare_in_pipe ( HINTERNET  in_request, RpcHttpAsyncData *  async_data, HANDLE  cancel_event, const UUID *  connection_uuid, const UUID *  in_pipe_uuid, const UUID *  association_uuid, BOOL  authorized  )

static

Definition at line 2397 of file rpc_transport.c.

{
    BOOL ret;
    RPC_STATUS status;
    RpcPktHdr *hdr;
    INTERNET_BUFFERSW buffers_in;
    DWORD bytes_written;

    if (!authorized)
    {
        /* ask wininet to authorize, if necessary */
        status = send_echo_request(in_request, async_data, cancel_event);
        if (status != RPC_S_OK) return status;
    }
    memset(&buffers_in, 0, sizeof(buffers_in));
    buffers_in.dwStructSize = sizeof(buffers_in);
    /* FIXME: get this from the registry */
    buffers_in.dwBufferTotal = 1024 * 1024 * 1024; /* 1Gb */
    status = insert_content_length_header(in_request, buffers_in.dwBufferTotal);
    if (status != RPC_S_OK) return status;

    prepare_async_request(async_data);
    ret = HttpSendRequestExW(in_request, &buffers_in, NULL, 0, 0);
    status = wait_async_request(async_data, ret, cancel_event);
    if (status != RPC_S_OK) return status;

    TRACE("sending HTTP connect header to server\n");
    hdr = RPCRT4_BuildHttpConnectHeader(FALSE, connection_uuid, in_pipe_uuid, association_uuid);
    if (!hdr) return RPC_S_OUT_OF_RESOURCES;
    ret = InternetWriteFile(in_request, hdr, hdr->common.frag_len, &bytes_written);
    RPCRT4_FreeHeader(hdr);
    if (!ret)
    {
        ERR("InternetWriteFile failed with error %d\n", GetLastError());
        return RPC_S_SERVER_UNAVAILABLE;
    }

    return RPC_S_OK;
}

Referenced by rpcrt4_ncacn_http_open().

rpcrt4_http_prepare_out_pipe()

static RPC_STATUS rpcrt4_http_prepare_out_pipe ( HINTERNET  out_request, RpcHttpAsyncData *  async_data, HANDLE  cancel_event, const UUID *  connection_uuid, const UUID *  out_pipe_uuid, ULONG *  flow_control_increment, BOOL  authorized  )

static

Definition at line 2484 of file rpc_transport.c.

{
    BOOL ret;
    RPC_STATUS status;
    RpcPktHdr *hdr;
    BYTE *data_from_server;
    RpcPktHdr pkt_from_server;
    ULONG field1, field3;
    BYTE buf[20];

    if (!authorized)
    {
        /* ask wininet to authorize, if necessary */
        status = send_echo_request(out_request, async_data, cancel_event);
        if (status != RPC_S_OK) return status;
    }
    else
        rpcrt4_http_async_read(out_request, async_data, cancel_event, buf, sizeof(buf));

    hdr = RPCRT4_BuildHttpConnectHeader(TRUE, connection_uuid, out_pipe_uuid, NULL);
    if (!hdr) return RPC_S_OUT_OF_RESOURCES;

    status = insert_content_length_header(out_request, hdr->common.frag_len);
    if (status != RPC_S_OK)
    {
        RPCRT4_FreeHeader(hdr);
        return status;
    }

    TRACE("sending HTTP connect header to server\n");
    prepare_async_request(async_data);
    ret = HttpSendRequestW(out_request, NULL, 0, hdr, hdr->common.frag_len);
    status = wait_async_request(async_data, ret, cancel_event);
    RPCRT4_FreeHeader(hdr);
    if (status != RPC_S_OK) return status;

    status = rpcrt4_http_check_response(out_request);
    if (status != RPC_S_OK) return status;

    status = rpcrt4_http_read_http_packet(out_request, async_data, cancel_event,
                                          &pkt_from_server, &data_from_server);
    if (status != RPC_S_OK) return status;
    status = RPCRT4_ParseHttpPrepareHeader1(&pkt_from_server, data_from_server,
                                            &field1);
    HeapFree(GetProcessHeap(), 0, data_from_server);
    if (status != RPC_S_OK) return status;
    TRACE("received (%d) from first prepare header\n", field1);

    for (;;)
    {
        status = rpcrt4_http_read_http_packet(out_request, async_data, cancel_event,
                                              &pkt_from_server, &data_from_server);
        if (status != RPC_S_OK) return status;
        if (pkt_from_server.http.flags != 0x0001) break;

        TRACE("http idle packet, waiting for real packet\n");
        HeapFree(GetProcessHeap(), 0, data_from_server);
        if (pkt_from_server.http.num_data_items != 0)
        {
            ERR("HTTP idle packet should have no data items instead of %d\n",
                pkt_from_server.http.num_data_items);
            return RPC_S_PROTOCOL_ERROR;
        }
    }
    status = RPCRT4_ParseHttpPrepareHeader2(&pkt_from_server, data_from_server,
                                            &field1, flow_control_increment,
                                            &field3);
    HeapFree(GetProcessHeap(), 0, data_from_server);
    if (status != RPC_S_OK) return status;
    TRACE("received (0x%08x 0x%08x %d) from second prepare header\n", field1, *flow_control_increment, field3);

    return RPC_S_OK;
}

Referenced by rpcrt4_ncacn_http_open().

rpcrt4_http_read_http_packet()

static RPC_STATUS rpcrt4_http_read_http_packet ( HINTERNET  request, RpcHttpAsyncData *  async_data, HANDLE  cancel_event, RpcPktHdr *  hdr, BYTE **  data  )

static

Definition at line 2439 of file rpc_transport.c.

{
    unsigned short data_len;
    unsigned int size;

    if (rpcrt4_http_async_read(request, async_data, cancel_event, hdr, sizeof(hdr->common)) < 0)
        return RPC_S_SERVER_UNAVAILABLE;
    if (hdr->common.ptype != PKT_HTTP || hdr->common.frag_len < sizeof(hdr->http))
    {
        ERR("wrong packet type received %d or wrong frag_len %d\n",
            hdr->common.ptype, hdr->common.frag_len);
        return RPC_S_PROTOCOL_ERROR;
    }

    size = sizeof(hdr->http) - sizeof(hdr->common);
    if (rpcrt4_http_async_read(request, async_data, cancel_event, &hdr->common + 1, size) < 0)
        return RPC_S_SERVER_UNAVAILABLE;

    data_len = hdr->common.frag_len - sizeof(hdr->http);
    if (data_len)
    {
        *data = HeapAlloc(GetProcessHeap(), 0, data_len);
        if (!*data)
            return RPC_S_OUT_OF_RESOURCES;
        if (rpcrt4_http_async_read(request, async_data, cancel_event, *data, data_len) < 0)
        {
            HeapFree(GetProcessHeap(), 0, *data);
            return RPC_S_SERVER_UNAVAILABLE;
        }
    }
    else
        *data = NULL;

    if (!RPCRT4_IsValidHttpPacket(hdr, *data, data_len))
    {
        ERR("invalid http packet\n");
        HeapFree(GetProcessHeap(), 0, *data);
        return RPC_S_PROTOCOL_ERROR;
    }

    return RPC_S_OK;
}

Referenced by rpcrt4_http_prepare_out_pipe().

rpcrt4_http_timer_calc_timeout()

static DWORD rpcrt4_http_timer_calc_timeout ( DWORD *  last_sent_time )

inlinestatic

Definition at line 2108 of file rpc_transport.c.

{
    DWORD cur_time = GetTickCount();
    DWORD cached_last_sent_time = *last_sent_time;
    return HTTP_IDLE_TIME - (cur_time - cached_last_sent_time > HTTP_IDLE_TIME ? 0 : cur_time - cached_last_sent_time);
}

Referenced by rpcrt4_http_timer_thread().

rpcrt4_http_timer_thread()

static DWORD CALLBACK rpcrt4_http_timer_thread ( PVOID  param )

static

Definition at line 2115 of file rpc_transport.c.

{
    HttpTimerThreadData *data_in = param;
    HttpTimerThreadData data;
    DWORD timeout;

    data = *data_in;
    HeapFree(GetProcessHeap(), 0, data_in);

    for (timeout = HTTP_IDLE_TIME;
         WaitForSingleObject(data.timer_cancelled, timeout) == WAIT_TIMEOUT;
         timeout = rpcrt4_http_timer_calc_timeout(data.last_sent_time))
    {
        /* are we too soon after last send? */
        if (GetTickCount() - *data.last_sent_time < HTTP_IDLE_TIME)
            continue;
        rpcrt4_http_keep_connection_active_timer_proc(data.timer_param, TRUE);
    }

    CloseHandle(data.timer_cancelled);
    return 0;
}

Referenced by rpcrt4_ncacn_http_open().

rpcrt4_ip_tcp_get_top_of_tower()

static size_t rpcrt4_ip_tcp_get_top_of_tower ( unsigned char *  tower_data, const char *  networkaddr, unsigned char  tcp_protid, const char *  endpoint  )

static

Definition at line 1220 of file rpc_transport.c.

{
    twr_tcp_floor_t *tcp_floor;
    twr_ipv4_floor_t *ipv4_floor;
    struct addrinfo *ai;
    struct addrinfo hints;
    int ret;
    size_t size = sizeof(*tcp_floor) + sizeof(*ipv4_floor);

    TRACE("(%p, %s, %s)\n", tower_data, networkaddr, endpoint);

    if (!tower_data)
        return size;

    tcp_floor = (twr_tcp_floor_t *)tower_data;
    tower_data += sizeof(*tcp_floor);

    ipv4_floor = (twr_ipv4_floor_t *)tower_data;

    tcp_floor->count_lhs = sizeof(tcp_floor->protid);
    tcp_floor->protid = tcp_protid;
    tcp_floor->count_rhs = sizeof(tcp_floor->port);

    ipv4_floor->count_lhs = sizeof(ipv4_floor->protid);
    ipv4_floor->protid = EPM_PROTOCOL_IP;
    ipv4_floor->count_rhs = sizeof(ipv4_floor->ipv4addr);

    hints.ai_flags          = AI_NUMERICHOST;
    /* FIXME: only support IPv4 at the moment. how is IPv6 represented by the EPM? */
    hints.ai_family         = PF_INET;
    hints.ai_socktype       = SOCK_STREAM;
    hints.ai_protocol       = IPPROTO_TCP;
    hints.ai_addrlen        = 0;
    hints.ai_addr           = NULL;
    hints.ai_canonname      = NULL;
    hints.ai_next           = NULL;

    ret = getaddrinfo(networkaddr, endpoint, &hints, &ai);
    if (ret)
    {
        ret = getaddrinfo("0.0.0.0", endpoint, &hints, &ai);
        if (ret)
        {
            ERR("getaddrinfo failed: %s\n", gai_strerror(ret));
            return 0;
        }
    }

    if (ai->ai_family == PF_INET)
    {
        const struct sockaddr_in *sin = (const struct sockaddr_in *)ai->ai_addr;
        tcp_floor->port = sin->sin_port;
        ipv4_floor->ipv4addr = sin->sin_addr.s_addr;
    }
    else
    {
        ERR("unexpected protocol family %d\n", ai->ai_family);
        freeaddrinfo(ai);
        return 0;
    }

    freeaddrinfo(ai);

    return size;
}

Referenced by rpcrt4_ncacn_http_get_top_of_tower(), and rpcrt4_ncacn_ip_tcp_get_top_of_tower().

rpcrt4_ip_tcp_parse_top_of_tower()

static RPC_STATUS rpcrt4_ip_tcp_parse_top_of_tower ( const unsigned char *  tower_data, size_t  tower_size, char **  networkaddr, unsigned char  tcp_protid, char **  endpoint  )

static

Definition at line 1289 of file rpc_transport.c.

{
    const twr_tcp_floor_t *tcp_floor = (const twr_tcp_floor_t *)tower_data;
    const twr_ipv4_floor_t *ipv4_floor;
    struct in_addr in_addr;

    TRACE("(%p, %d, %p, %p)\n", tower_data, (int)tower_size, networkaddr, endpoint);

    if (tower_size < sizeof(*tcp_floor))
        return EPT_S_NOT_REGISTERED;

    tower_data += sizeof(*tcp_floor);
    tower_size -= sizeof(*tcp_floor);

    if (tower_size < sizeof(*ipv4_floor))
        return EPT_S_NOT_REGISTERED;

    ipv4_floor = (const twr_ipv4_floor_t *)tower_data;

    if ((tcp_floor->count_lhs != sizeof(tcp_floor->protid)) ||
        (tcp_floor->protid != tcp_protid) ||
        (tcp_floor->count_rhs != sizeof(tcp_floor->port)) ||
        (ipv4_floor->count_lhs != sizeof(ipv4_floor->protid)) ||
        (ipv4_floor->protid != EPM_PROTOCOL_IP) ||
        (ipv4_floor->count_rhs != sizeof(ipv4_floor->ipv4addr)))
        return EPT_S_NOT_REGISTERED;

    if (endpoint)
    {
        *endpoint = I_RpcAllocate(6 /* sizeof("65535") + 1 */);
        if (!*endpoint)
            return RPC_S_OUT_OF_RESOURCES;
        sprintf(*endpoint, "%u", ntohs(tcp_floor->port));
    }

    if (networkaddr)
    {
        *networkaddr = I_RpcAllocate(INET_ADDRSTRLEN);
        if (!*networkaddr)
        {
            if (endpoint)
            {
                I_RpcFree(*endpoint);
                *endpoint = NULL;
            }
            return RPC_S_OUT_OF_RESOURCES;
        }
        in_addr.s_addr = ipv4_floor->ipv4addr;
        if (!inet_ntop(AF_INET, &in_addr, *networkaddr, INET_ADDRSTRLEN))
        {
            ERR("inet_ntop: %u\n", WSAGetLastError());
            I_RpcFree(*networkaddr);
            *networkaddr = NULL;
            if (endpoint)
            {
&