angd-dev/data-lite-c
1
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Upgrade libtomcrypt

Browse source
This commit is contained in:
Oleksii Zghurskyi 2025-10-24 19:33:21 +03:00
commit acc69bb8ad
157 changed files with 922 additions and 761 deletions
Download patch file Download diff file Expand all files Collapse all files

13
Sources/DataLiteC/libtomcrypt/mac/xcbc/xcbc_process.c
View file

@ -17,7 +17,6 @@
*/
int xcbc_process(xcbc_state *xcbc, const unsigned char *in, unsigned long inlen)
{
int err;
#ifdef LTC_FAST
int x;
#endif
@ -25,13 +24,7 @@ int xcbc_process(xcbc_state *xcbc, const unsigned char *in, unsigned long inlen)
LTC_ARGCHK(xcbc != NULL);
LTC_ARGCHK(in != NULL);
/* check structure */
if ((err = cipher_is_valid(xcbc->cipher)) != CRYPT_OK) {
return err;
}
if ((xcbc->blocksize > cipher_descriptor[xcbc->cipher].block_length) || (xcbc->blocksize < 0) ||
(xcbc->buflen > xcbc->blocksize) || (xcbc->buflen < 0)) {
if ((xcbc->blocksize < 0) || (xcbc->buflen > xcbc->blocksize) || (xcbc->buflen < 0)) {
return CRYPT_INVALID_ARG;
}
@ -41,7 +34,7 @@ int xcbc_process(xcbc_state *xcbc, const unsigned char *in, unsigned long inlen)
for (x = 0; x < xcbc->blocksize; x += sizeof(LTC_FAST_TYPE)) {
*(LTC_FAST_TYPE_PTR_CAST(&(xcbc->IV[x]))) ^= *(LTC_FAST_TYPE_PTR_CAST(&(in[x])));
}
cipher_descriptor[xcbc->cipher].ecb_encrypt(xcbc->IV, xcbc->IV, &xcbc->key);
ecb_encrypt_block(xcbc->IV, xcbc->IV, &xcbc->key);
in += xcbc->blocksize;
inlen -= xcbc->blocksize;
}
@ -50,7 +43,7 @@ int xcbc_process(xcbc_state *xcbc, const unsigned char *in, unsigned long inlen)
while (inlen) {
if (xcbc->buflen == xcbc->blocksize) {
cipher_descriptor[xcbc->cipher].ecb_encrypt(xcbc->IV, xcbc->IV, &xcbc->key);
ecb_encrypt_block(xcbc->IV, xcbc->IV, &xcbc->key);
xcbc->buflen = 0;
}
xcbc->IV[xcbc->buflen++] ^= *in++;