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libsodium/test/default/stream2.c
2017-08-03 13:34:31 +02:00

48 lines
1.5 KiB
C

#define TEST_NAME "stream2"
#include "cmptest.h"
static unsigned char secondkey[32] = { 0xdc, 0x90, 0x8d, 0xda, 0x0b, 0x93, 0x44,
0xa9, 0x53, 0x62, 0x9b, 0x73, 0x38, 0x20,
0x77, 0x88, 0x80, 0xf3, 0xce, 0xb4, 0x21,
0xbb, 0x61, 0xb9, 0x1c, 0xbd, 0x4c, 0x3e,
0x66, 0x25, 0x6c, 0xe4 };
static unsigned char noncesuffix[8] = { 0x82, 0x19, 0xe0, 0x03,
0x6b, 0x7a, 0x0b, 0x37 };
static unsigned char output[4194304];
static unsigned char h[32];
int
main(void)
{
int i;
crypto_stream_salsa20(output, sizeof output, noncesuffix, secondkey);
crypto_hash_sha256(h, output, sizeof output);
for (i = 0; i < 32; ++i)
printf("%02x", h[i]);
printf("\n");
assert(sizeof output > 4000);
crypto_stream_salsa20_xor_ic(output, output, 4000, noncesuffix, 0U,
secondkey);
for (i = 0; i < 4000; ++i)
assert(output[i] == 0);
crypto_stream_salsa20_xor_ic(output, output, 4000, noncesuffix, 1U,
secondkey);
crypto_hash_sha256(h, output, sizeof output);
for (i = 0; i < 32; ++i)
printf("%02x", h[i]);
printf("\n");
assert(crypto_stream_salsa20_keybytes() > 0U);
assert(crypto_stream_salsa20_noncebytes() > 0U);
assert(crypto_stream_salsa20_messagebytes_max() > 0U);
return 0;
}