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authorMatt Johnston <matt@ucc.asn.au>2017-06-24 22:51:45 +0800
committerMatt Johnston <matt@ucc.asn.au>2017-06-24 22:51:45 +0800
commit6ac5ea2a9f8bad30909e30ed196879ddbd118310 (patch)
tree4c43cdca57c6b70f2c509e6b15e269b13afa5ffc /libtomcrypt/src/mac/hmac/hmac_init.c
parent17a9b8802f0306010f5d1f071dce2b3ca80ae415 (diff)
parent364fb6019c1931de3d181f21ea491ec112161577 (diff)
merge from main (libtommath/libtomcrypt/curve25510-donna updates)
--HG-- branch : fuzz
Diffstat (limited to 'libtomcrypt/src/mac/hmac/hmac_init.c')
-rw-r--r--libtomcrypt/src/mac/hmac/hmac_init.c36
1 files changed, 18 insertions, 18 deletions
diff --git a/libtomcrypt/src/mac/hmac/hmac_init.c b/libtomcrypt/src/mac/hmac/hmac_init.c
index a4a4377..262002e 100644
--- a/libtomcrypt/src/mac/hmac/hmac_init.c
+++ b/libtomcrypt/src/mac/hmac/hmac_init.c
@@ -6,22 +6,22 @@
* The library is free for all purposes without any express
* guarantee it works.
*
- * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.com
+ * Tom St Denis, tomstdenis@gmail.com, http://libtom.org
*/
#include "tomcrypt.h"
/**
@file hmac_init.c
- HMAC support, initialize state, Tom St Denis/Dobes Vandermeer
+ LTC_HMAC support, initialize state, Tom St Denis/Dobes Vandermeer
*/
#ifdef LTC_HMAC
-#define HMAC_BLOCKSIZE hash_descriptor[hash].blocksize
+#define LTC_HMAC_BLOCKSIZE hash_descriptor[hash].blocksize
/**
- Initialize an HMAC context.
- @param hmac The HMAC state
+ Initialize an LTC_HMAC context.
+ @param hmac The LTC_HMAC state
@param hash The index of the hash you want to use
@param key The secret key
@param keylen The length of the secret key (octets)
@@ -50,30 +50,30 @@ int hmac_init(hmac_state *hmac, int hash, const unsigned char *key, unsigned lon
}
/* allocate memory for key */
- hmac->key = XMALLOC(HMAC_BLOCKSIZE);
+ hmac->key = XMALLOC(LTC_HMAC_BLOCKSIZE);
if (hmac->key == NULL) {
return CRYPT_MEM;
}
/* (1) make sure we have a large enough key */
- if(keylen > HMAC_BLOCKSIZE) {
- z = HMAC_BLOCKSIZE;
+ if(keylen > LTC_HMAC_BLOCKSIZE) {
+ z = LTC_HMAC_BLOCKSIZE;
if ((err = hash_memory(hash, key, keylen, hmac->key, &z)) != CRYPT_OK) {
goto LBL_ERR;
}
- if(hashsize < HMAC_BLOCKSIZE) {
- zeromem((hmac->key) + hashsize, (size_t)(HMAC_BLOCKSIZE - hashsize));
+ if(hashsize < LTC_HMAC_BLOCKSIZE) {
+ zeromem((hmac->key) + hashsize, (size_t)(LTC_HMAC_BLOCKSIZE - hashsize));
}
keylen = hashsize;
} else {
XMEMCPY(hmac->key, key, (size_t)keylen);
- if(keylen < HMAC_BLOCKSIZE) {
- zeromem((hmac->key) + keylen, (size_t)(HMAC_BLOCKSIZE - keylen));
+ if(keylen < LTC_HMAC_BLOCKSIZE) {
+ zeromem((hmac->key) + keylen, (size_t)(LTC_HMAC_BLOCKSIZE - keylen));
}
}
/* Create the initial vector for step (3) */
- for(i=0; i < HMAC_BLOCKSIZE; i++) {
+ for(i=0; i < LTC_HMAC_BLOCKSIZE; i++) {
buf[i] = hmac->key[i] ^ 0x36;
}
@@ -82,7 +82,7 @@ int hmac_init(hmac_state *hmac, int hash, const unsigned char *key, unsigned lon
goto LBL_ERR;
}
- if ((err = hash_descriptor[hash].process(&hmac->md, buf, HMAC_BLOCKSIZE)) != CRYPT_OK) {
+ if ((err = hash_descriptor[hash].process(&hmac->md, buf, LTC_HMAC_BLOCKSIZE)) != CRYPT_OK) {
goto LBL_ERR;
}
goto done;
@@ -91,7 +91,7 @@ LBL_ERR:
XFREE(hmac->key);
done:
#ifdef LTC_CLEAN_STACK
- zeromem(buf, HMAC_BLOCKSIZE);
+ zeromem(buf, LTC_HMAC_BLOCKSIZE);
#endif
return err;
@@ -99,6 +99,6 @@ done:
#endif
-/* $Source: /cvs/libtom/libtomcrypt/src/mac/hmac/hmac_init.c,v $ */
-/* $Revision: 1.5 $ */
-/* $Date: 2006/11/03 00:39:49 $ */
+/* $Source$ */
+/* $Revision$ */
+/* $Date$ */