mirror of
https://github.com/sheumann/65816-crypto.git
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56 lines
1.5 KiB
C
56 lines
1.5 KiB
C
/*
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* Copyright (c) 2017 Stephen Heumann
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <time.h>
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#include "md5.h"
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unsigned char buf[0x8000];
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int main(int argc, char **argv) {
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struct md5_context ctx;
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FILE *file;
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size_t count;
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int i;
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srand(time(NULL));
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if (argc != 2)
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return EXIT_FAILURE;
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file = fopen(argv[1], "rb");
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if (file == NULL)
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return EXIT_FAILURE;
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md5_init(&ctx);
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do {
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count = (rand() & 0x7FFF) + 1;
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count = fread(buf, 1, count, file);
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md5_update(&ctx, buf, count);
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} while (count != 0);
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fclose(file);
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md5_finalize(&ctx);
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for (i = 0; i < 16; i++) {
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printf("%02x", ctx.hash[i]);
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}
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printf("\n");
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return 0;
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}
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