#include "tomcrypt.h"

Include dependency graph for des.c:

Macros
#define	EN0 0

#define	DE1 1

Functions
static void	cookey (const ulong32 raw1, ulong32 keyout)

static void	deskey (const unsigned char key, short edf, ulong32 keyout)

static void	desfunc (ulong32 block, const ulong32 keys)

int	des_setup (const unsigned char key, int keylen, int num_rounds, des_key des)

int	des3_setup (const unsigned char key, int keylen, int num_rounds, des3_key des3)

void	des_ecb_encrypt (const unsigned char pt, unsigned char ct, const des_key *des)

void	des_ecb_decrypt (const unsigned char ct, unsigned char pt, const des_key *des)

void	des3_ecb_encrypt (const unsigned char pt, unsigned char ct, const des3_key *des3)

void	des3_ecb_decrypt (const unsigned char ct, unsigned char pt, const des3_key *des3)

Variables
static const ulong32	bytebit [8]

static const ulong32	bigbyte [24]

static const unsigned char	pc1 [56]

static const unsigned char	totrot [16]

static const unsigned char	pc2 [48]

static const ulong32	SP1 [64]

static const ulong32	SP2 [64]

static const ulong32	SP3 [64]

static const ulong32	SP4 [64]

static const ulong32	SP5 [64]

static const ulong32	SP6 [64]

static const ulong32	SP7 [64]

static const ulong32	SP8 [64]

static const ulong64	des_ip [8][256]

static const ulong64	des_fp [8][256]

Macro Definition Documentation

◆ DE1

#define DE1 1

Definition at line 35 of file des.c.

◆ EN0

#define EN0 0

Definition at line 34 of file des.c.

Function Documentation

◆ cookey()

static void cookey	(	const ulong32 *	raw1,
		ulong32 *	keyout
	)

static

Definition at line 1333 of file des.c.

{
    ulong32 *cook;
    const ulong32 *raw0;
    ulong32 dough[32];
    int i;
 
    cook = dough;
    for(i=0; i < 16; i++, raw1++)
    {
        raw0 = raw1++;
        *cook    = (*raw0 & 0x00fc0000L) << 6;
        *cook   |= (*raw0 & 0x00000fc0L) << 10;
        *cook   |= (*raw1 & 0x00fc0000L) >> 10;
        *cook++ |= (*raw1 & 0x00000fc0L) >> 6;
        *cook    = (*raw0 & 0x0003f000L) << 12;
        *cook   |= (*raw0 & 0x0000003fL) << 16;
        *cook   |= (*raw1 & 0x0003f000L) >> 4;
        *cook++ |= (*raw1 & 0x0000003fL);
    }
 
    memcpy(keyout, dough, sizeof dough);
}

Referenced by deskey().

◆ des3_ecb_decrypt()

void des3_ecb_decrypt	(	const unsigned char *	ct,
		unsigned char *	pt,
		const des3_key *	des3
	)

Definition at line 1485 of file des.c.

{
    ulong32 work[2];
    LOAD32H(work[0], ct+0);
    LOAD32H(work[1], ct+4);
    desfunc(work, des3->dk[0]);
    desfunc(work, des3->dk[1]);
    desfunc(work, des3->dk[2]);
    STORE32H(work[0],pt+0);
    STORE32H(work[1],pt+4);
}

Referenced by encrypt_block_impl(), and KsecDecryptMemoryDes3().

◆ des3_ecb_encrypt()

void des3_ecb_encrypt	(	const unsigned char *	pt,
		unsigned char *	ct,
		const des3_key *	des3
	)

Definition at line 1473 of file des.c.

{
    ulong32 work[2];
    LOAD32H(work[0], pt+0);
    LOAD32H(work[1], pt+4);
    desfunc(work, des3->ek[0]);
    desfunc(work, des3->ek[1]);
    desfunc(work, des3->ek[2]);
    STORE32H(work[0],ct+0);
    STORE32H(work[1],ct+4);
}

Referenced by encrypt_block_impl(), and KsecEncryptMemoryDes3().

◆ des3_setup()

int des3_setup	(	const unsigned char *	key,
		int	keylen,
		int	num_rounds,
		des3_key *	des3
	)

Definition at line 1432 of file des.c.

{
    if(num_rounds != 0 && num_rounds != 16) {
        return CRYPT_INVALID_ROUNDS;
    }
 
    if (keylen != 24) {
        return CRYPT_INVALID_KEYSIZE;
    }
 
    deskey(key,    EN0, des3->ek[0]);
    deskey(key+8,  DE1, des3->ek[1]);
    deskey(key+16, EN0, des3->ek[2]);
 
    deskey(key,    DE1, des3->dk[2]);
    deskey(key+8,  EN0, des3->dk[1]);
    deskey(key+16, DE1, des3->dk[0]);
 
    return CRYPT_OK;
}

Referenced by KsecGetDes3Key(), KsecInitializeEncryptionSupport(), and setup_key_impl().

◆ des_ecb_decrypt()

void des_ecb_decrypt	(	const unsigned char *	ct,
		unsigned char *	pt,
		const des_key *	des
	)

Definition at line 1463 of file des.c.

{
    ulong32 work[2];
    LOAD32H(work[0], ct+0);
    LOAD32H(work[1], ct+4);
    desfunc(work, des->dk);
    STORE32H(work[0],pt+0);
    STORE32H(work[1],pt+4);
}

Referenced by encrypt_block_impl().

◆ des_ecb_encrypt()

void des_ecb_encrypt	(	const unsigned char *	pt,
		unsigned char *	ct,
		const des_key *	des
	)

Definition at line 1453 of file des.c.

{
    ulong32 work[2];
    LOAD32H(work[0], pt+0);
    LOAD32H(work[1], pt+4);
    desfunc(work, des->ek);
    STORE32H(work[0],ct+0);
    STORE32H(work[1],ct+4);
}

Referenced by encrypt_block_impl().

◆ des_setup()

int des_setup	(	const unsigned char *	key,
		int	keylen,
		int	num_rounds,
		des_key *	des
	)

Definition at line 1416 of file des.c.

{
    if (num_rounds != 0 && num_rounds != 16) {
        return CRYPT_INVALID_ROUNDS;
    }
 
    if (keylen != 8) {
        return CRYPT_INVALID_KEYSIZE;
    }
 
    deskey(key, EN0, des->ek);
    deskey(key, DE1, des->dk);
 
    return CRYPT_OK;
}

Referenced by setup_key_impl().

◆ desfunc()

static void desfunc	(	ulong32 *	block,
		const ulong32 *	keys
	)

static

Definition at line 1357 of file des.c.

{
    ulong64 tmp;
    ulong32 work, right, leftt;
    int cur_round;
 
    leftt = block[0];
    right = block[1];
 
    tmp = des_ip[0][byte(leftt, 0)] ^
          des_ip[1][byte(leftt, 1)] ^
          des_ip[2][byte(leftt, 2)] ^
          des_ip[3][byte(leftt, 3)] ^
          des_ip[4][byte(right, 0)] ^
          des_ip[5][byte(right, 1)] ^
          des_ip[6][byte(right, 2)] ^
          des_ip[7][byte(right, 3)];
    leftt = (ulong32)(tmp >> 32);
    right = (ulong32)(tmp & 0xFFFFFFFFUL);
 
    for (cur_round = 0; cur_round < 8; cur_round++) {
        work  = ROR(right, 4) ^ *keys++;
        leftt ^= SP7[work        & 0x3fL]
              ^ SP5[(work >>  8) & 0x3fL]
              ^ SP3[(work >> 16) & 0x3fL]
              ^ SP1[(work >> 24) & 0x3fL];
        work  = right ^ *keys++;
        leftt ^= SP8[ work        & 0x3fL]
              ^  SP6[(work >>  8) & 0x3fL]
              ^  SP4[(work >> 16) & 0x3fL]
              ^  SP2[(work >> 24) & 0x3fL];
 
        work = ROR(leftt, 4) ^ *keys++;
        right ^= SP7[ work        & 0x3fL]
              ^  SP5[(work >>  8) & 0x3fL]
              ^  SP3[(work >> 16) & 0x3fL]
              ^  SP1[(work >> 24) & 0x3fL];
        work  = leftt ^ *keys++;
        right ^= SP8[ work        & 0x3fL]
              ^  SP6[(work >>  8) & 0x3fL]
              ^  SP4[(work >> 16) & 0x3fL]
              ^  SP2[(work >> 24) & 0x3fL];
    }
 
    tmp = des_fp[0][byte(leftt, 0)] ^
          des_fp[1][byte(leftt, 1)] ^
          des_fp[2][byte(leftt, 2)] ^
          des_fp[3][byte(leftt, 3)] ^
          des_fp[4][byte(right, 0)] ^
          des_fp[5][byte(right, 1)] ^
          des_fp[6][byte(right, 2)] ^
          des_fp[7][byte(right, 3)];
    leftt = (ulong32)(tmp >> 32);
    right = (ulong32)(tmp & 0xFFFFFFFFUL);
    
    block[0] = right;
    block[1] = leftt;
}

Referenced by des3_ecb_decrypt(), des3_ecb_encrypt(), des_ecb_decrypt(), and des_ecb_encrypt().

◆ deskey()

static void deskey	(	const unsigned char *	key,
		short	edf,
		ulong32 *	keyout
	)

static

Definition at line 1285 of file des.c.

{
    ulong32 i, j, l, m, n, kn[32];
    unsigned char pc1m[56], pcr[56];
 
    for (j=0; j < 56; j++) {
        l = (ulong32)pc1[j];
        m = l & 7;
        pc1m[j] = (unsigned char)((key[l >> 3U] & bytebit[m]) == bytebit[m] ? 1 : 0);
    }
 
    for (i=0; i < 16; i++) {
        if (edf == DE1) {
           m = (15 - i) << 1;
        } else {
           m = i << 1;
        }
        n = m + 1;
        kn[m] = kn[n] = 0L;
        for (j=0; j < 28; j++) {
            l = j + (ulong32)totrot[i];
            if (l < 28) {
               pcr[j] = pc1m[l];
            } else {
               pcr[j] = pc1m[l - 28];
            }
        }
        for (/*j = 28*/; j < 56; j++) {
            l = j + (ulong32)totrot[i];
            if (l < 56) {
               pcr[j] = pc1m[l];
            } else {
               pcr[j] = pc1m[l - 28];
            }
        }
        for (j=0; j < 24; j++)  {
            if ((int)pcr[(int)pc2[j]] != 0) {
               kn[m] |= bigbyte[j];
            }
            if ((int)pcr[(int)pc2[j+24]] != 0) {
               kn[n] |= bigbyte[j];
            }
        }
    }
 
    cookey(kn, keyout);
}

Referenced by des3_setup(), des_setup(), key_decryptsession(), key_decryptsession_pk(), key_encryptsession(), key_encryptsession_pk(), key_get_conv(), SystemFunction004(), SystemFunction005(), SystemFunction024(), and SystemFunction025().

Variable Documentation

◆ bigbyte

const ulong32 bigbyte[24]

static

Initial value:

=
{
    0x800000UL,  0x400000UL,  0x200000UL,  0x100000UL,
    0x80000UL,   0x40000UL,   0x20000UL,   0x10000UL,
    0x8000UL,    0x4000UL,    0x2000UL,    0x1000UL,
    0x800UL,     0x400UL,     0x200UL,     0x100UL,
    0x80UL,      0x40UL,      0x20UL,      0x10UL,
    0x8UL,       0x4UL,       0x2UL,       0x1L 
}

Definition at line 42 of file des.c.

Referenced by deskey().

◆ bytebit

const ulong32 bytebit[8]

static

Initial value:

=
{
    0200, 0100, 040, 020, 010, 04, 02, 01 
}

Definition at line 37 of file des.c.

Referenced by deskey().

◆ des_fp

const ulong64 des_fp[8][256]

static

Definition at line 759 of file des.c.

Referenced by desfunc().

◆ des_ip

const ulong64 des_ip[8][256]

static

Definition at line 236 of file des.c.

Referenced by desfunc().

◆ pc1

const unsigned char pc1[56]

static

Initial value:

= {
    56, 48, 40, 32, 24, 16,  8,  0, 57, 49, 41, 33, 25, 17,  
     9,  1, 58, 50, 42, 34, 26, 18, 10,  2, 59, 51, 43, 35, 
    62, 54, 46, 38, 30, 22, 14,  6, 61, 53, 45, 37, 29, 21,
    13,  5, 60, 52, 44, 36, 28, 20, 12,  4, 27, 19, 11,  3 
}

Definition at line 54 of file des.c.

Referenced by deskey(), IopSuffixUnicodeString(), PostfixUnicodeString(), RtlPrefixString(), and RtlPrefixUnicodeString().

◆ pc2

const unsigned char pc2[48]

static

Initial value:

= {
    13, 16, 10, 23,  0,  4,      2, 27, 14,  5, 20,  9,
    22, 18, 11,  3, 25,  7,     15,  6, 26, 19, 12,  1,
    40, 51, 30, 36, 46, 54,     29, 39, 50, 44, 32, 47,
    43, 48, 38, 55, 33, 52,     45, 41, 49, 35, 28, 31
}

Definition at line 68 of file des.c.

Referenced by deskey(), IopSuffixUnicodeString(), PostfixUnicodeString(), RtlPrefixString(), and RtlPrefixUnicodeString().

◆ SP1

const ulong32 SP1[64]

static

Initial value:

=
{
    0x01010400UL, 0x00000000UL, 0x00010000UL, 0x01010404UL,
    0x01010004UL, 0x00010404UL, 0x00000004UL, 0x00010000UL,
    0x00000400UL, 0x01010400UL, 0x01010404UL, 0x00000400UL,
    0x01000404UL, 0x01010004UL, 0x01000000UL, 0x00000004UL,
    0x00000404UL, 0x01000400UL, 0x01000400UL, 0x00010400UL,
    0x00010400UL, 0x01010000UL, 0x01010000UL, 0x01000404UL,
    0x00010004UL, 0x01000004UL, 0x01000004UL, 0x00010004UL,
    0x00000000UL, 0x00000404UL, 0x00010404UL, 0x01000000UL,
    0x00010000UL, 0x01010404UL, 0x00000004UL, 0x01010000UL,
    0x01010400UL, 0x01000000UL, 0x01000000UL, 0x00000400UL,
    0x01010004UL, 0x00010000UL, 0x00010400UL, 0x01000004UL,
    0x00000400UL, 0x00000004UL, 0x01000404UL, 0x00010404UL,
    0x01010404UL, 0x00010004UL, 0x01010000UL, 0x01000404UL,
    0x01000004UL, 0x00000404UL, 0x00010404UL, 0x01010400UL,
    0x00000404UL, 0x01000400UL, 0x01000400UL, 0x00000000UL,
    0x00010004UL, 0x00010400UL, 0x00000000UL, 0x01010004UL
}

Definition at line 76 of file des.c.

Referenced by desfunc().

◆ SP2

const ulong32 SP2[64]

static

Initial value:

=
{
    0x80108020UL, 0x80008000UL, 0x00008000UL, 0x00108020UL,
    0x00100000UL, 0x00000020UL, 0x80100020UL, 0x80008020UL,
    0x80000020UL, 0x80108020UL, 0x80108000UL, 0x80000000UL,
    0x80008000UL, 0x00100000UL, 0x00000020UL, 0x80100020UL,
    0x00108000UL, 0x00100020UL, 0x80008020UL, 0x00000000UL,
    0x80000000UL, 0x00008000UL, 0x00108020UL, 0x80100000UL,
    0x00100020UL, 0x80000020UL, 0x00000000UL, 0x00108000UL,
    0x00008020UL, 0x80108000UL, 0x80100000UL, 0x00008020UL,
    0x00000000UL, 0x00108020UL, 0x80100020UL, 0x00100000UL,
    0x80008020UL, 0x80100000UL, 0x80108000UL, 0x00008000UL,
    0x80100000UL, 0x80008000UL, 0x00000020UL, 0x80108020UL,
    0x00108020UL, 0x00000020UL, 0x00008000UL, 0x80000000UL,
    0x00008020UL, 0x80108000UL, 0x00100000UL, 0x80000020UL,
    0x00100020UL, 0x80008020UL, 0x80000020UL, 0x00100020UL,
    0x00108000UL, 0x00000000UL, 0x80008000UL, 0x00008020UL,
    0x80000000UL, 0x80100020UL, 0x80108020UL, 0x00108000UL
}

Definition at line 96 of file des.c.

Referenced by desfunc().

◆ SP3

const ulong32 SP3[64]

static

Initial value:

=
{
    0x00000208UL, 0x08020200UL, 0x00000000UL, 0x08020008UL,
    0x08000200UL, 0x00000000UL, 0x00020208UL, 0x08000200UL,
    0x00020008UL, 0x08000008UL, 0x08000008UL, 0x00020000UL,
    0x08020208UL, 0x00020008UL, 0x08020000UL, 0x00000208UL,
    0x08000000UL, 0x00000008UL, 0x08020200UL, 0x00000200UL,
    0x00020200UL, 0x08020000UL, 0x08020008UL, 0x00020208UL,
    0x08000208UL, 0x00020200UL, 0x00020000UL, 0x08000208UL,
    0x00000008UL, 0x08020208UL, 0x00000200UL, 0x08000000UL,
    0x08020200UL, 0x08000000UL, 0x00020008UL, 0x00000208UL,
    0x00020000UL, 0x08020200UL, 0x08000200UL, 0x00000000UL,
    0x00000200UL, 0x00020008UL, 0x08020208UL, 0x08000200UL,
    0x08000008UL, 0x00000200UL, 0x00000000UL, 0x08020008UL,
    0x08000208UL, 0x00020000UL, 0x08000000UL, 0x08020208UL,
    0x00000008UL, 0x00020208UL, 0x00020200UL, 0x08000008UL,
    0x08020000UL, 0x08000208UL, 0x00000208UL, 0x08020000UL,
    0x00020208UL, 0x00000008UL, 0x08020008UL, 0x00020200UL
}

Definition at line 116 of file des.c.

Referenced by desfunc().

◆ SP4

const ulong32 SP4[64]

static

Initial value:

=
{
    0x00802001UL, 0x00002081UL, 0x00002081UL, 0x00000080UL,
    0x00802080UL, 0x00800081UL, 0x00800001UL, 0x00002001UL,
    0x00000000UL, 0x00802000UL, 0x00802000UL, 0x00802081UL,
    0x00000081UL, 0x00000000UL, 0x00800080UL, 0x00800001UL,
    0x00000001UL, 0x00002000UL, 0x00800000UL, 0x00802001UL,
    0x00000080UL, 0x00800000UL, 0x00002001UL, 0x00002080UL,
    0x00800081UL, 0x00000001UL, 0x00002080UL, 0x00800080UL,
    0x00002000UL, 0x00802080UL, 0x00802081UL, 0x00000081UL,
    0x00800080UL, 0x00800001UL, 0x00802000UL, 0x00802081UL,
    0x00000081UL, 0x00000000UL, 0x00000000UL, 0x00802000UL,
    0x00002080UL, 0x00800080UL, 0x00800081UL, 0x00000001UL,
    0x00802001UL, 0x00002081UL, 0x00002081UL, 0x00000080UL,
    0x00802081UL, 0x00000081UL, 0x00000001UL, 0x00002000UL,
    0x00800001UL, 0x00002001UL, 0x00802080UL, 0x00800081UL,
    0x00002001UL, 0x00002080UL, 0x00800000UL, 0x00802001UL,
    0x00000080UL, 0x00800000UL, 0x00002000UL, 0x00802080UL
}

Definition at line 136 of file des.c.

Referenced by desfunc().

◆ SP5

const ulong32 SP5[64]

static

Initial value:

=
{
    0x00000100UL, 0x02080100UL, 0x02080000UL, 0x42000100UL,
    0x00080000UL, 0x00000100UL, 0x40000000UL, 0x02080000UL,
    0x40080100UL, 0x00080000UL, 0x02000100UL, 0x40080100UL,
    0x42000100UL, 0x42080000UL, 0x00080100UL, 0x40000000UL,
    0x02000000UL, 0x40080000UL, 0x40080000UL, 0x00000000UL,
    0x40000100UL, 0x42080100UL, 0x42080100UL, 0x02000100UL,
    0x42080000UL, 0x40000100UL, 0x00000000UL, 0x42000000UL,
    0x02080100UL, 0x02000000UL, 0x42000000UL, 0x00080100UL,
    0x00080000UL, 0x42000100UL, 0x00000100UL, 0x02000000UL,
    0x40000000UL, 0x02080000UL, 0x42000100UL, 0x40080100UL,
    0x02000100UL, 0x40000000UL, 0x42080000UL, 0x02080100UL,
    0x40080100UL, 0x00000100UL, 0x02000000UL, 0x42080000UL,
    0x42080100UL, 0x00080100UL, 0x42000000UL, 0x42080100UL,
    0x02080000UL, 0x00000000UL, 0x40080000UL, 0x42000000UL,
    0x00080100UL, 0x02000100UL, 0x40000100UL, 0x00080000UL,
    0x00000000UL, 0x40080000UL, 0x02080100UL, 0x40000100UL
}

Definition at line 156 of file des.c.

Referenced by desfunc().

◆ SP6

const ulong32 SP6[64]

static

Initial value:

=
{
    0x20000010UL, 0x20400000UL, 0x00004000UL, 0x20404010UL,
    0x20400000UL, 0x00000010UL, 0x20404010UL, 0x00400000UL,
    0x20004000UL, 0x00404010UL, 0x00400000UL, 0x20000010UL,
    0x00400010UL, 0x20004000UL, 0x20000000UL, 0x00004010UL,
    0x00000000UL, 0x00400010UL, 0x20004010UL, 0x00004000UL,
    0x00404000UL, 0x20004010UL, 0x00000010UL, 0x20400010UL,
    0x20400010UL, 0x00000000UL, 0x00404010UL, 0x20404000UL,
    0x00004010UL, 0x00404000UL, 0x20404000UL, 0x20000000UL,
    0x20004000UL, 0x00000010UL, 0x20400010UL, 0x00404000UL,
    0x20404010UL, 0x00400000UL, 0x00004010UL, 0x20000010UL,
    0x00400000UL, 0x20004000UL, 0x20000000UL, 0x00004010UL,
    0x20000010UL, 0x20404010UL, 0x00404000UL, 0x20400000UL,
    0x00404010UL, 0x20404000UL, 0x00000000UL, 0x20400010UL,
    0x00000010UL, 0x00004000UL, 0x20400000UL, 0x00404010UL,
    0x00004000UL, 0x00400010UL, 0x20004010UL, 0x00000000UL,
    0x20404000UL, 0x20000000UL, 0x00400010UL, 0x20004010UL
}

Definition at line 176 of file des.c.

Referenced by desfunc().

◆ SP7

const ulong32 SP7[64]

static

Initial value:

=
{
    0x00200000UL, 0x04200002UL, 0x04000802UL, 0x00000000UL,
    0x00000800UL, 0x04000802UL, 0x00200802UL, 0x04200800UL,
    0x04200802UL, 0x00200000UL, 0x00000000UL, 0x04000002UL,
    0x00000002UL, 0x04000000UL, 0x04200002UL, 0x00000802UL,
    0x04000800UL, 0x00200802UL, 0x00200002UL, 0x04000800UL,
    0x04000002UL, 0x04200000UL, 0x04200800UL, 0x00200002UL,
    0x04200000UL, 0x00000800UL, 0x00000802UL, 0x04200802UL,
    0x00200800UL, 0x00000002UL, 0x04000000UL, 0x00200800UL,
    0x04000000UL, 0x00200800UL, 0x00200000UL, 0x04000802UL,
    0x04000802UL, 0x04200002UL, 0x04200002UL, 0x00000002UL,
    0x00200002UL, 0x04000000UL, 0x04000800UL, 0x00200000UL,
    0x04200800UL, 0x00000802UL, 0x00200802UL, 0x04200800UL,
    0x00000802UL, 0x04000002UL, 0x04200802UL, 0x04200000UL,
    0x00200800UL, 0x00000000UL, 0x00000002UL, 0x04200802UL,
    0x00000000UL, 0x00200802UL, 0x04200000UL, 0x00000800UL,
    0x04000002UL, 0x04000800UL, 0x00000800UL, 0x00200002UL
}

Definition at line 196 of file des.c.

Referenced by desfunc().

◆ SP8

const ulong32 SP8[64]

static

Initial value:

=
{
    0x10001040UL, 0x00001000UL, 0x00040000UL, 0x10041040UL,
    0x10000000UL, 0x10001040UL, 0x00000040UL, 0x10000000UL,
    0x00040040UL, 0x10040000UL, 0x10041040UL, 0x00041000UL,
    0x10041000UL, 0x00041040UL, 0x00001000UL, 0x00000040UL,
    0x10040000UL, 0x10000040UL, 0x10001000UL, 0x00001040UL,
    0x00041000UL, 0x00040040UL, 0x10040040UL, 0x10041000UL,
    0x00001040UL, 0x00000000UL, 0x00000000UL, 0x10040040UL,
    0x10000040UL, 0x10001000UL, 0x00041040UL, 0x00040000UL,
    0x00041040UL, 0x00040000UL, 0x10041000UL, 0x00001000UL,
    0x00000040UL, 0x10040040UL, 0x00001000UL, 0x00041040UL,
    0x10001000UL, 0x00000040UL, 0x10000040UL, 0x10040000UL,
    0x10040040UL, 0x10000000UL, 0x00040000UL, 0x10001040UL,
    0x00000000UL, 0x10041040UL, 0x00040040UL, 0x10000040UL,
    0x10040000UL, 0x10001000UL, 0x10001040UL, 0x00000000UL,
    0x10041040UL, 0x00041000UL, 0x00041000UL, 0x00001040UL,
    0x00001040UL, 0x00040040UL, 0x10000000UL, 0x10041000UL
}

Definition at line 216 of file des.c.

Referenced by desfunc().

◆ totrot

const unsigned char totrot[16]

static

Initial value:

= {
    1,   2,  4,  6,
    8,  10, 12, 14, 
    15, 17, 19, 21, 
    23, 25, 27, 28
}

Definition at line 61 of file des.c.

Referenced by deskey().

Macros

Functions

Variables

Macro Definition Documentation

◆ DE1

◆ EN0

Function Documentation

◆ cookey()

◆ des3_ecb_decrypt()

◆ des3_ecb_encrypt()

◆ des3_setup()

◆ des_ecb_decrypt()

◆ des_ecb_encrypt()

◆ des_setup()

◆ desfunc()

◆ deskey()

Variable Documentation

◆ bigbyte

◆ bytebit

◆ des_fp

◆ des_ip

◆ pc1

◆ pc2

◆ SP1

◆ SP2

◆ SP3

◆ SP4

◆ SP5

◆ SP6

◆ SP7

◆ SP8

◆ totrot