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/*
* ecgen, tool for generating Elliptic curve domain parameters
* Copyright (C) 2017 J08nY
*/
#include "seed.h"
#include <misc/types.h>
#include "util/bits.h"
#include "util/memory.h"
seed_t *seed_new(void) { return try_calloc(sizeof(seed_t)); }
seed_t *seed_copy(const seed_t *src, seed_t *dest) {
if (src->seed) {
dest->seed = bits_copy(src->seed);
}
if (src->hash20) {
dest->hash20 = try_memdup(src->hash20, 20);
}
return dest;
}
seed_t *seed_new_copy(const seed_t *src) {
seed_t *result = seed_new();
return seed_copy(src, result);
}
seed_t *seed_clone(const seed_t *src, seed_t *dest) {
return seed_copy(src, dest);
}
seed_t *seed_new_clone(const seed_t *src) {
seed_t *result = seed_new();
return seed_clone(src, result);
}
void seed_free(seed_t **seed) {
if (*seed) {
bits_free(&(*seed)->seed);
if ((*seed)->hash20) {
try_free((*seed)->hash20);
}
switch ((*seed)->type) {
case SEED_ANSI:
break;
case SEED_BRAINPOOL:
case SEED_BRAINPOOL_RFC:
bits_free(&(*seed)->brainpool.seed_a);
bits_free(&(*seed)->brainpool.seed_b);
break;
case SEED_FIPS:
break;
case SEED_NONE:
break;
}
try_free(*seed);
*seed = NULL;
}
}
UNROLL(seed_unroll) {
seed_free(&curve->seed);
return -1;
}
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