60 lines
2.0 KiB
C
60 lines
2.0 KiB
C
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/*
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*
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* Simple hexidecimal dump, two hex digits per line.
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*
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* Copyright (C) 2004-2007 Peter Johnson
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND OTHER CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR OTHER CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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int
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main(int argc, char *argv[])
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{
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FILE *bfile;
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int ch;
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if (argc != 2) {
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fprintf(stderr, "Usage: %s <file>\n", argv[0]);
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return EXIT_FAILURE;
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}
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bfile = fopen(argv[1], "rb");
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if (!bfile) {
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fprintf(stderr, "Could not open `%s'.\n", argv[1]);
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return EXIT_FAILURE;
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}
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while ((ch = fgetc(bfile)) != EOF)
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printf("%02x \n", ch);
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if (ferror(bfile)) {
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fprintf(stderr, "Error reading from `%s'.\n", argv[1]);
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return EXIT_FAILURE;
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}
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fclose(bfile);
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return EXIT_SUCCESS;
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}
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