libsodium/test/default/sodium_utils.c

110 lines
4.1 KiB
C

#define TEST_NAME "sodium_utils"
#include "cmptest.h"
int main(void)
{
unsigned char buf1[1000];
unsigned char buf2[1000];
unsigned char buf1_rev[1000];
unsigned char buf2_rev[1000];
char buf3[33];
unsigned char buf4[4];
unsigned char nonce[24];
char nonce_hex[49];
const char *hex;
const char *hex_end;
size_t bin_len;
unsigned int i;
unsigned int j;
randombytes_buf(buf1, sizeof buf1);
memcpy(buf2, buf1, sizeof buf2);
printf("%d\n", sodium_memcmp(buf1, buf2, sizeof buf1));
sodium_memzero(buf1, 0U);
printf("%d\n", sodium_memcmp(buf1, buf2, sizeof buf1));
sodium_memzero(buf1, sizeof buf1 / 2);
printf("%d\n", sodium_memcmp(buf1, buf2, sizeof buf1));
printf("%d\n", sodium_memcmp(buf1, buf2, 0U));
sodium_memzero(buf2, sizeof buf2 / 2);
printf("%d\n", sodium_memcmp(buf1, buf2, sizeof buf1));
printf("%s\n",
sodium_bin2hex(buf3, 33U, (const unsigned char *)"0123456789ABCDEF",
16U));
hex = "Cafe : 6942";
sodium_hex2bin(buf4, sizeof buf4, hex, strlen(hex), ": ", &bin_len, &hex_end);
printf("%lu:%02x%02x%02x%02x\n", (unsigned long)bin_len, buf4[0], buf4[1],
buf4[2], buf4[3]);
printf("dt1: %ld\n", (long) (hex_end - hex));
hex = "Cafe : 6942";
sodium_hex2bin(buf4, sizeof buf4, hex, strlen(hex), ": ", &bin_len, NULL);
printf("%lu:%02x%02x%02x%02x\n", (unsigned long)bin_len, buf4[2], buf4[3],
buf4[2], buf4[3]);
hex = "deadbeef";
if (sodium_hex2bin(buf1, 1U, hex, 8U, NULL, &bin_len, &hex_end) != -1) {
printf("sodium_hex2bin() overflow not detected\n");
}
printf("dt2: %ld\n", (long) (hex_end - hex));
hex = "de:ad:be:eff";
if (sodium_hex2bin(buf1, 4U, hex, 12U, ":", &bin_len, &hex_end) != -1) {
printf("sodium_hex2bin() with an odd input length and a short output buffer\n");
}
printf("dt3: %ld\n", (long) (hex_end - hex));
hex = "de:ad:be:eff";
if (sodium_hex2bin(buf1, sizeof buf1, hex, 12U, ":", &bin_len, &hex_end) != 0) {
printf("sodium_hex2bin() with an odd input length\n");
}
printf("dt4: %ld\n", (long) (hex_end - hex));
hex = "de:ad:be:eff";
if (sodium_hex2bin(buf1, sizeof buf1, hex, 13U, ":", &bin_len, &hex_end) != 0) {
printf("sodium_hex2bin() with an odd input length\n");
}
printf("dt5: %ld\n", (long) (hex_end - hex));
memset(nonce, 0, sizeof nonce);
sodium_increment(nonce, sizeof nonce);
printf("%s\n", sodium_bin2hex(nonce_hex, sizeof nonce_hex,
nonce, sizeof nonce));
memset(nonce, 255, sizeof nonce);
sodium_increment(nonce, sizeof nonce);
printf("%s\n", sodium_bin2hex(nonce_hex, sizeof nonce_hex,
nonce, sizeof nonce));
nonce[1] = 1U;
sodium_increment(nonce, sizeof nonce);
printf("%s\n", sodium_bin2hex(nonce_hex, sizeof nonce_hex,
nonce, sizeof nonce));
nonce[1] = 0U;
sodium_increment(nonce, sizeof nonce);
printf("%s\n", sodium_bin2hex(nonce_hex, sizeof nonce_hex,
nonce, sizeof nonce));
nonce[0] = 255U;
nonce[2] = 255U;
sodium_increment(nonce, sizeof nonce);
printf("%s\n", sodium_bin2hex(nonce_hex, sizeof nonce_hex,
nonce, sizeof nonce));
for (i = 0U; i < 1000U; i++) {
bin_len = (size_t) randombytes_uniform(sizeof buf1);
randombytes_buf(buf1, bin_len);
randombytes_buf(buf2, bin_len);
for (j = 0U; j < bin_len; j++) {
buf1_rev[bin_len - 1 - j] = buf1[j];
buf2_rev[bin_len - 1 - j] = buf2[j];
}
if (memcmp(buf1_rev, buf2_rev, bin_len) *
sodium_compare(buf1, buf2, bin_len) < 0) {
printf("sodium_compare() failure with length=%u\n",
(unsigned int) bin_len);
}
memcpy(buf1, buf2, bin_len);
if (sodium_compare(buf1, buf2, bin_len)) {
printf("sodium_compare() equality failure with length=%u\n",
(unsigned int) bin_len);
}
}
return 0;
}