libsodium/test/default/stream2.c

#define TEST_NAME "stream2"
#include "cmptest.h"

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
} ;

unsigned char noncesuffix[8] = {
 0x82,0x19,0xe0,0x03,0x6b,0x7a,0x0b,0x37
} ;

unsigned char output[4194304];

unsigned char h[32];

int main(void)
{
  int i;
  crypto_stream_salsa20(output,4194304,noncesuffix,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);

  return 0;
}