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#define TEST_NAME "randombytes"
#include "cmptest.h"
unsigned char x[65536];
unsigned long long freq[256];
static int compat_tests(void)
{
size_t i;
memset(x, 0, sizeof x);
randombytes(x, sizeof x);
for (i = 0; i < 256; ++i) {
freq[i] = 0;
}
for (i = 0; i < sizeof x; ++i) {
++freq[255 & (int)x[i]];
}
for (i = 0; i < 256; ++i) {
if (!freq[i]) {
printf("nacl_tests failed\n");
}
}
return 0;
}
static int randombytes_tests(void)
{
unsigned int i;
assert(strcmp(randombytes_implementation_name(), "sysrandom") == 0);
randombytes(x, 1U);
randombytes_close();
for (i = 0; i < 256; ++i) {
freq[i] = 0;
}
for (i = 0; i < 65536; ++i) {
++freq[randombytes_uniform(256)];
}
for (i = 0; i < 256; ++i) {
if (!freq[i]) {
printf("randombytes_uniform() test failed\n");
}
}
assert(randombytes_uniform(1U) == 0U);
randombytes_close();
randombytes_set_implementation(&randombytes_salsa20_implementation);
assert(strcmp(randombytes_implementation_name(), "salsa20") == 0);
randombytes_stir();
for (i = 0; i < 256; ++i) {
freq[i] = 0;
}
for (i = 0; i < 65536; ++i) {
++freq[randombytes_uniform(256)];
}
for (i = 0; i < 256; ++i) {
if (!freq[i]) {
printf("randombytes_uniform() test failed\n");
}
}
memset(x, 0, sizeof x);
randombytes_buf(x, sizeof x);
for (i = 0; i < 256; ++i) {
freq[i] = 0;
}
for (i = 0; i < sizeof x; ++i) {
++freq[255 & (int)x[i]];
}
for (i = 0; i < 256; ++i) {
if (!freq[i]) {
printf("randombytes_buf() test failed\n");
}
}
assert(randombytes_uniform(1U) == 0U);
randombytes_close();
randombytes(x, 1U);
randombytes_close();
return 0;
}
int main(void)
{
compat_tests();
randombytes_tests();
printf("OK\n");
return 0;
}
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