mirror of
https://github.com/libretro/beetle-pce-libretro.git
synced 2024-11-24 08:39:40 +00:00
62 lines
2.4 KiB
C
62 lines
2.4 KiB
C
/*********************************************************************
|
|
* Filename: sha256.c
|
|
* Author: Brad Conte (brad AT bradconte.com)
|
|
* Copyright:
|
|
* Disclaimer: This code is presented "as is" without any guarantees.
|
|
* Details: Performs known-answer tests on the corresponding SHA1
|
|
implementation. These tests do not encompass the full
|
|
range of available test vectors, however, if the tests
|
|
pass it is very, very likely that the code is correct
|
|
and was compiled properly. This code also serves as
|
|
example usage of the functions.
|
|
*********************************************************************/
|
|
|
|
/*************************** HEADER FILES ***************************/
|
|
#include <stdio.h>
|
|
#include <memory.h>
|
|
#include <string.h>
|
|
#include "sha256.h"
|
|
|
|
/*********************** FUNCTION DEFINITIONS ***********************/
|
|
int sha256_test()
|
|
{
|
|
BYTE text1[] = {"abc"};
|
|
BYTE text2[] = {"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"};
|
|
BYTE text3[] = {"aaaaaaaaaa"};
|
|
BYTE hash1[SHA256_BLOCK_SIZE] = {0xba,0x78,0x16,0xbf,0x8f,0x01,0xcf,0xea,0x41,0x41,0x40,0xde,0x5d,0xae,0x22,0x23,
|
|
0xb0,0x03,0x61,0xa3,0x96,0x17,0x7a,0x9c,0xb4,0x10,0xff,0x61,0xf2,0x00,0x15,0xad};
|
|
BYTE hash2[SHA256_BLOCK_SIZE] = {0x24,0x8d,0x6a,0x61,0xd2,0x06,0x38,0xb8,0xe5,0xc0,0x26,0x93,0x0c,0x3e,0x60,0x39,
|
|
0xa3,0x3c,0xe4,0x59,0x64,0xff,0x21,0x67,0xf6,0xec,0xed,0xd4,0x19,0xdb,0x06,0xc1};
|
|
BYTE hash3[SHA256_BLOCK_SIZE] = {0xcd,0xc7,0x6e,0x5c,0x99,0x14,0xfb,0x92,0x81,0xa1,0xc7,0xe2,0x84,0xd7,0x3e,0x67,
|
|
0xf1,0x80,0x9a,0x48,0xa4,0x97,0x20,0x0e,0x04,0x6d,0x39,0xcc,0xc7,0x11,0x2c,0xd0};
|
|
BYTE buf[SHA256_BLOCK_SIZE];
|
|
SHA256_CTX ctx;
|
|
int idx;
|
|
int pass = 1;
|
|
|
|
sha256_init(&ctx);
|
|
sha256_update(&ctx, text1, strlen(text1));
|
|
sha256_final(&ctx, buf);
|
|
pass = pass && !memcmp(hash1, buf, SHA256_BLOCK_SIZE);
|
|
|
|
sha256_init(&ctx);
|
|
sha256_update(&ctx, text2, strlen(text2));
|
|
sha256_final(&ctx, buf);
|
|
pass = pass && !memcmp(hash2, buf, SHA256_BLOCK_SIZE);
|
|
|
|
sha256_init(&ctx);
|
|
for (idx = 0; idx < 100000; ++idx)
|
|
sha256_update(&ctx, text3, strlen(text3));
|
|
sha256_final(&ctx, buf);
|
|
pass = pass && !memcmp(hash3, buf, SHA256_BLOCK_SIZE);
|
|
|
|
return(pass);
|
|
}
|
|
|
|
int main()
|
|
{
|
|
printf("SHA-256 tests: %s\n", sha256_test() ? "SUCCEEDED" : "FAILED");
|
|
|
|
return(0);
|
|
}
|