mirror of
https://github.com/BLAKE2/BLAKE2
synced 2024-11-08 14:59:19 +01:00
140 lines
8.8 KiB
C
140 lines
8.8 KiB
C
/*
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BLAKE2 reference source code package - reference C implementations
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Copyright 2012, Samuel Neves <sneves@dei.uc.pt>. You may use this under the
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terms of the CC0, the OpenSSL Licence, or the Apache Public License 2.0, at
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your option. The terms of these licenses can be found at:
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- CC0 1.0 Universal : http://creativecommons.org/publicdomain/zero/1.0
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- OpenSSL license : https://www.openssl.org/source/license.html
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- Apache 2.0 : http://www.apache.org/licenses/LICENSE-2.0
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More information about the BLAKE2 hash function can be found at
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https://blake2.net.
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*/
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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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#include <string.h>
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#include "blake2.h"
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#define STR_(x) #x
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#define STR(x) STR_(x)
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#define LENGTH 256
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#define MAKE_KAT(name, size_prefix) \
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do { \
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printf("static const uint8_t " #name "_kat[BLAKE2_KAT_LENGTH][" #size_prefix \
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"_OUTBYTES] = \n{\n"); \
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\
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for (i = 0; i < LENGTH; ++i) { \
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name(hash, size_prefix##_OUTBYTES, in, i, NULL, 0); \
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printf("\t{\n\t\t"); \
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\
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for (j = 0; j < size_prefix##_OUTBYTES; ++j) \
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printf("0x%02X%s", hash[j], \
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(j + 1) == size_prefix##_OUTBYTES ? "\n" : j && !((j + 1) % 8) ? ",\n\t\t" : ", "); \
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\
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printf("\t},\n"); \
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} \
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\
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printf("};\n\n\n\n\n"); \
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} while (0)
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#define MAKE_KEYED_KAT(name, size_prefix) \
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do { \
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printf("static const uint8_t " #name "_keyed_kat[BLAKE2_KAT_LENGTH][" #size_prefix \
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"_OUTBYTES] = \n{\n"); \
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\
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for (i = 0; i < LENGTH; ++i) { \
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name(hash, size_prefix##_OUTBYTES, in, i, key, size_prefix##_KEYBYTES); \
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printf("\t{\n\t\t"); \
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\
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for (j = 0; j < size_prefix##_OUTBYTES; ++j) \
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printf("0x%02X%s", hash[j], \
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(j + 1) == size_prefix##_OUTBYTES ? "\n" : j && !((j + 1) % 8) ? ",\n\t\t" : ", "); \
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\
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printf("\t},\n"); \
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} \
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\
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printf("};\n\n\n\n\n"); \
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} while (0)
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#define MAKE_XOF_KAT(name) \
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do { \
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printf("static const uint8_t " #name "_kat[BLAKE2_KAT_LENGTH][BLAKE2_KAT_LENGTH] = \n{\n"); \
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\
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for (i = 1; i <= LENGTH; ++i) { \
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name(hash, i, in, LENGTH, NULL, 0); \
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printf("\t{\n\t\t"); \
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\
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for (j = 0; j < i; ++j) \
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printf("0x%02X%s", hash[j], \
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(j + 1) == LENGTH ? "\n" : j && !((j + 1) % 8) ? ",\n\t\t" : ", "); \
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\
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for (j = i; j < LENGTH; ++j) \
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printf("0x00%s", (j + 1) == LENGTH ? "\n" : j && !((j + 1) % 8) ? ",\n\t\t" : ", "); \
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\
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printf("\t},\n"); \
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} \
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\
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printf("};\n\n\n\n\n"); \
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} while (0)
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#define MAKE_XOF_KEYED_KAT(name, size_prefix) \
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do { \
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printf("static const uint8_t " #name \
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"_keyed_kat[BLAKE2_KAT_LENGTH][BLAKE2_KAT_LENGTH] = \n{\n"); \
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\
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for (i = 1; i <= LENGTH; ++i) { \
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name(hash, i, in, LENGTH, key, size_prefix##_KEYBYTES); \
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printf("\t{\n\t\t"); \
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\
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for (j = 0; j < i; ++j) \
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printf("0x%02X%s", hash[j], \
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(j + 1) == LENGTH ? "\n" : j && !((j + 1) % 8) ? ",\n\t\t" : ", "); \
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\
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for (j = i; j < LENGTH; ++j) \
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printf("0x00%s", (j + 1) == LENGTH ? "\n" : j && !((j + 1) % 8) ? ",\n\t\t" : ", "); \
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\
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printf("\t},\n"); \
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} \
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\
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printf("};\n\n\n\n\n"); \
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} while (0)
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int main() {
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uint8_t key[64] = {0};
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uint8_t in[LENGTH] = {0};
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uint8_t hash[LENGTH] = {0};
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size_t i, j;
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for (i = 0; i < sizeof(in); ++i)
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in[i] = i;
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for (i = 0; i < sizeof(key); ++i)
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key[i] = i;
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puts("#ifndef BLAKE2_KAT_H\n"
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"#define BLAKE2_KAT_H\n\n\n"
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"#include <stdint.h>\n\n"
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"#define BLAKE2_KAT_LENGTH " STR(LENGTH) "\n\n\n");
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MAKE_KAT(blake2s, BLAKE2S);
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MAKE_KEYED_KAT(blake2s, BLAKE2S);
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MAKE_KAT(blake2b, BLAKE2B);
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MAKE_KEYED_KAT(blake2b, BLAKE2B);
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MAKE_KAT(blake2sp, BLAKE2S);
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MAKE_KEYED_KAT(blake2sp, BLAKE2S);
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MAKE_KAT(blake2bp, BLAKE2B);
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MAKE_KEYED_KAT(blake2bp, BLAKE2B);
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MAKE_XOF_KAT(blake2xs);
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MAKE_XOF_KEYED_KAT(blake2xs, BLAKE2S);
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MAKE_XOF_KAT(blake2xb);
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MAKE_XOF_KEYED_KAT(blake2xb, BLAKE2B);
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puts("#endif");
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return 0;
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}
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