libsodium/test/default/core1.c

#define TEST_NAME "core1"
#include "cmptest.h"

unsigned char shared[32] = {
 0x4a,0x5d,0x9d,0x5b,0xa4,0xce,0x2d,0xe1
,0x72,0x8e,0x3b,0xf4,0x80,0x35,0x0f,0x25
,0xe0,0x7e,0x21,0xc9,0x47,0xd1,0x9e,0x33
,0x76,0xf0,0x9b,0x3c,0x1e,0x16,0x17,0x42
} ;

unsigned char zero[32] = { 0 };

unsigned char c[16] = {
 0x65,0x78,0x70,0x61,0x6e,0x64,0x20,0x33
,0x32,0x2d,0x62,0x79,0x74,0x65,0x20,0x6b
} ;

unsigned char firstkey[32];

int main(void)
{
    int i;

    crypto_core_hsalsa20(firstkey,zero,shared,c);
    for (i = 0;i < 32;++i) {
        if (i > 0) {
            printf(",");
        } else {
            printf(" ");
        }
        printf("0x%02x",(unsigned int) firstkey[i]);
        if (i % 8 == 7) {
            printf("\n");
        }
    }
    assert(crypto_core_hsalsa20_outputbytes() > 0U);
    assert(crypto_core_hsalsa20_inputbytes() > 0U);
    assert(crypto_core_hsalsa20_keybytes() > 0U);
    assert(crypto_core_hsalsa20_constbytes() > 0U);

    return 0;
}