libsodium/test/default/generichash2.c

57 lines
2.2 KiB
C

#define TEST_NAME "generichash2"
#include "cmptest.h"
int
main(void)
{
#define MAXLEN 64
crypto_generichash_state st;
unsigned char in[MAXLEN], out[crypto_generichash_BYTES_MAX],
k[crypto_generichash_KEYBYTES_MAX];
size_t h, i, j;
assert(crypto_generichash_statebytes() >= sizeof st);
for (h = 0; h < crypto_generichash_KEYBYTES_MAX; ++h)
k[h] = (unsigned char) h;
for (i = 0; i < MAXLEN; ++i) {
in[i] = (unsigned char) i;
if (crypto_generichash_init(&st, k,
1 + i % crypto_generichash_KEYBYTES_MAX,
1 + i % crypto_generichash_BYTES_MAX) != 0) {
printf("crypto_generichash_init()\n");
return 1;
}
crypto_generichash_update(&st, in, i);
crypto_generichash_update(&st, in, i);
crypto_generichash_update(&st, in, i);
if (crypto_generichash_final(&st, out,
1 + i % crypto_generichash_BYTES_MAX) != 0) {
printf("crypto_generichash_final() should have returned 0\n");
}
for (j = 0; j < 1 + i % crypto_generichash_BYTES_MAX; ++j) {
printf("%02x", (unsigned int)out[j]);
}
printf("\n");
if (crypto_generichash_final(&st, out,
1 + i % crypto_generichash_BYTES_MAX) != -1) {
printf("crypto_generichash_final() should have returned -1\n");
}
}
assert(crypto_generichash_init(&st, k, sizeof k, 0U) == -1);
assert(crypto_generichash_init(&st, k, sizeof k,
crypto_generichash_BYTES_MAX + 1U) == -1);
assert(crypto_generichash_init(&st, k, crypto_generichash_KEYBYTES_MAX + 1U,
sizeof out) == -1);
assert(crypto_generichash_init(&st, k, 0U, sizeof out) == 0);
assert(crypto_generichash_init(&st, k, 1U, sizeof out) == 0);
assert(crypto_generichash_init(&st, NULL, 1U, 0U) == -1);
assert(crypto_generichash_init(&st, NULL, crypto_generichash_KEYBYTES,
1U) == 0);
assert(crypto_generichash_init(&st, NULL, crypto_generichash_KEYBYTES,
0U) == -1);
return 0;
}