55 lines
1.4 KiB
C
55 lines
1.4 KiB
C
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#include "skein.h"
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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static uint8_t *read_file(const char *path, size_t *length) {
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FILE *file = fopen(path, "rb");
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if (file == NULL) {
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return NULL;
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}
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fseek(file, 0, SEEK_END);
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long size = ftell(file);
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rewind(file);
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uint8_t *bytes = malloc((size_t)size);
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if (size < 0 || bytes == NULL ||
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fread(bytes, 1, (size_t)size, file) != (size_t)size) {
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return NULL;
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}
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fclose(file);
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*length = (size_t)size;
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return bytes;
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}
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int main(void) {
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size_t message_len;
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size_t rust_hash_len;
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uint8_t *message = read_file("fixtures/message.bin", &message_len);
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uint8_t *rust_hash = read_file("fixtures/rust-skein256.bin", &rust_hash_len);
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if (message == NULL || rust_hash == NULL || rust_hash_len != 32) {
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fprintf(stderr, "Could not read Skein fixtures\n");
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return 1;
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}
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uint8_t extension_hash[32];
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Skein_256_Ctxt_t context;
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Skein_256_Init(&context, 256);
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Skein_256_Update(&context, message, message_len);
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Skein_256_Final(&context, extension_hash);
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int equal = 1;
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for (size_t i = 0; i < sizeof(extension_hash); i++) {
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if (extension_hash[i] != rust_hash[i]) {
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equal = 0;
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break;
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}
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}
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printf("PHP-Skein-Hash output matches Contractless Rust: %s\n",
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equal ? "true" : "false");
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free(rust_hash);
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free(message);
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return equal ? 0 : 2;
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}
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