diff options
Diffstat (limited to 'openssl/crypto/seed/seed_cfb.c')
| -rw-r--r-- | openssl/crypto/seed/seed_cfb.c | 34 |
1 files changed, 3 insertions, 31 deletions
diff --git a/openssl/crypto/seed/seed_cfb.c b/openssl/crypto/seed/seed_cfb.c index 07d878a78..694597dd0 100644 --- a/openssl/crypto/seed/seed_cfb.c +++ b/openssl/crypto/seed/seed_cfb.c @@ -105,40 +105,12 @@ * [including the GNU Public Licence.] */ -#include "seed_locl.h" -#include <string.h> +#include <openssl/seed.h> +#include <openssl/modes.h> void SEED_cfb128_encrypt(const unsigned char *in, unsigned char *out, size_t len, const SEED_KEY_SCHEDULE *ks, unsigned char ivec[SEED_BLOCK_SIZE], int *num, int enc) { - int n; - unsigned char c; - - n = *num; - - if (enc) - { - while (len--) - { - if (n == 0) - SEED_encrypt(ivec, ivec, ks); - ivec[n] = *(out++) = *(in++) ^ ivec[n]; - n = (n+1) % SEED_BLOCK_SIZE; - } - } - else - { - while (len--) - { - if (n == 0) - SEED_encrypt(ivec, ivec, ks); - c = *(in); - *(out++) = *(in++) ^ ivec[n]; - ivec[n] = c; - n = (n+1) % SEED_BLOCK_SIZE; - } - } - - *num = n; + CRYPTO_cfb128_encrypt(in,out,len,ks,ivec,num,enc,(block128_f)SEED_encrypt); } |