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Remove unused code in sha1 module

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This commit is contained in:
louiz’
2016-09-28 20:14:41 +02:00
parent daa7ea04a4
commit 985da8f2b2
2 changed files with 0 additions and 35 deletions
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louloulibs/utils/sha1.cpp
-33
View File
@@ -119,36 +119,3 @@ uint8_t* sha1_result(sha1nfo *s) {
// Return pointer to hash (20 characters)
return s->state.b;
}
#define HMAC_IPAD 0x36
#define HMAC_OPAD 0x5c
void sha1_initHmac(sha1nfo *s, const uint8_t* key, int keyLength) {
uint8_t i;
memset(s->keyBuffer, 0, BLOCK_LENGTH);
if (keyLength > BLOCK_LENGTH) {
// Hash long keys
sha1_init(s);
for (;keyLength--;) sha1_writebyte(s, *key++);
memcpy(s->keyBuffer, sha1_result(s), HASH_LENGTH);
} else {
// Block length keys are used as is
memcpy(s->keyBuffer, key, keyLength);
}
// Start inner hash
sha1_init(s);
for (i=0; i<BLOCK_LENGTH; i++) {
sha1_writebyte(s, s->keyBuffer[i] ^ HMAC_IPAD);
}
}
uint8_t* sha1_resultHmac(sha1nfo *s) {
uint8_t i;
// Complete inner hash
memcpy(s->innerHash,sha1_result(s),HASH_LENGTH);
// Calculate outer hash
sha1_init(s);
for (i=0; i<BLOCK_LENGTH; i++) sha1_writebyte(s, s->keyBuffer[i] ^ HMAC_OPAD);
for (i=0; i<HASH_LENGTH; i++) sha1_writebyte(s, s->innerHash[i]);
return sha1_result(s);
}
louloulibs/utils/sha1.hpp
-2
View File
@@ -31,5 +31,3 @@ void sha1_init(sha1nfo *s);
void sha1_writebyte(sha1nfo *s, uint8_t data);
void sha1_write(sha1nfo *s, const char *data, size_t len);
uint8_t* sha1_result(sha1nfo *s);
void sha1_initHmac(sha1nfo *s, const uint8_t* key, int keyLength);
uint8_t* sha1_resultHmac(sha1nfo *s);