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types.c
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52 lines (44 loc) · 1.69 KB
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// This file is part of cryptosuite2. //
// //
// cryptosuite2 is free software: you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation, either version 3 of the License, or //
// (at your option) any later version. //
// //
// cryptosuite2 is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with cryptosuite2. If not, see <http://www.gnu.org/licenses/>. //
// //
#include "types.h"
#include <stdlib.h>
#include <string.h>
#include "constants.h"
sha1_hasher_t sha1_hasher_new(void)
{
sha1_hasher_t hasher = (sha1_hasher_t) malloc(sizeof(struct sha1_hasher_s));
if(!hasher)
{
return NULL;
}
sha1_hasher_init(hasher);
return hasher;
}
void sha1_hasher_init(sha1_hasher_t hasher)
{
uint8_t i;
for(i = 0; i < SHA1_HASH_LEN / 4; i++)
{
hasher->state.words[i] = pgm_read_dword(sha1_init_state + i);
}
hasher->block_offset = 0;
hasher->total_bytes = 0;
hasher->_lock = 0;
}
void sha1_hasher_del(sha1_hasher_t hasher)
{
free(hasher);
}