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*** empty log message ***

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This commit is contained in:
Werner Koch 1998-04-30 14:06:01 +00:00
parent b27503e3cd
commit 448f8e53fe
42 changed files with 2892 additions and 65 deletions
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42
cipher/cipher.c
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@ -41,15 +41,15 @@
#endif
static struct { const char *name; int algo;} cipher_names[] = {
{ "IDEA", CIPHER_ALGO_IDEA },
{ "3DES", CIPHER_ALGO_3DES },
{ "CAST", CIPHER_ALGO_CAST },
{ "BLOWFISH128", CIPHER_ALGO_BLOWFISH128 },
{ "ROT_N", CIPHER_ALGO_ROT_N },
{ "SAFER_SK128", CIPHER_ALGO_SAFER_SK128 },
{ "DES_SK", CIPHER_ALGO_DES_SK },
{ "BLOWFISH", CIPHER_ALGO_BLOWFISH },
static struct { const char *name; int algo; int keylen; } cipher_names[] = {
{ "IDEA", CIPHER_ALGO_IDEA ,0 },
{ "3DES", CIPHER_ALGO_3DES ,0 },
{ "CAST", CIPHER_ALGO_CAST ,128 },
{ "BLOWFISH160", CIPHER_ALGO_BLOWFISH160 ,160 },
{ "ROT_N", CIPHER_ALGO_ROT_N ,0 },
{ "SAFER_SK128", CIPHER_ALGO_SAFER_SK128 ,0 },
{ "DES_SK", CIPHER_ALGO_DES_SK ,0 },
{ "BLOWFISH", CIPHER_ALGO_BLOWFISH ,128 },
{NULL} };
@ -112,7 +112,7 @@ int
check_cipher_algo( int algo )
{
switch( algo ) {
case CIPHER_ALGO_BLOWFISH128:
case CIPHER_ALGO_BLOWFISH160:
case CIPHER_ALGO_BLOWFISH:
case CIPHER_ALGO_CAST:
return 0;
@ -122,6 +122,23 @@ check_cipher_algo( int algo )
}
unsigned
cipher_get_keylen( int algo )
{
int i;
unsigned len = 0;
for(i=0; cipher_names[i].name; i++ )
if( cipher_names[i].algo == algo ) {
len = cipher_names[i].keylen;
break;
}
if( !len )
log_bug("cipher %d w/o key length\n", algo );
return len;
}
/****************
* Open a cipher handle for use with algorithm ALGO, in mode MODE
* and put it into secure memory if SECURE is true.
@ -138,7 +155,7 @@ cipher_open( int algo, int mode, int secure )
: m_alloc_clear( sizeof *hd );
hd->algo = algo;
if( mode == CIPHER_MODE_AUTO_CFB ) {
if( algo == CIPHER_ALGO_CAST )
if( algo != CIPHER_ALGO_BLOWFISH160 )
hd->mode = CIPHER_MODE_PHILS_CFB;
else
hd->mode = CIPHER_MODE_CFB;
@ -147,7 +164,7 @@ cipher_open( int algo, int mode, int secure )
hd->mode = mode;
switch( algo ) {
case CIPHER_ALGO_BLOWFISH:
case CIPHER_ALGO_BLOWFISH128:
case CIPHER_ALGO_BLOWFISH160:
hd->setkey = FNCCAST_SETKEY(blowfish_setkey);
hd->encrypt = FNCCAST_CRYPT(blowfish_encrypt_block);
hd->decrypt = FNCCAST_CRYPT(blowfish_decrypt_block);
@ -180,6 +197,7 @@ cipher_setkey( CIPHER_HANDLE c, byte *key, unsigned keylen )
}
void
cipher_setiv( CIPHER_HANDLE c, const byte *iv )
{