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67 lines
1.4 KiB
67 lines
1.4 KiB
/*
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* Copyright (C) 2009,2014 Jonathan Naylor, G4KLX
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include "Utils.h"
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#include <cassert>
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#include <cctype>
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#include <cstdio>
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#include <string>
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void CUtils::dump(const char* title, const unsigned char* data, unsigned int length)
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{
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assert(title != nullptr);
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assert(data != nullptr);
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::fprintf(stdout, "%s\n", title);
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unsigned int offset = 0U;
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while (length > 0U) {
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std::string output;
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unsigned int bytes = (length > 16U) ? 16U : length;
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char temp[8];
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for (unsigned i = 0U; i < bytes; i++) {
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::snprintf(temp, sizeof(temp), "%02X ", data[offset + i]);
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output += temp;
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}
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for (unsigned int i = bytes; i < 16U; i++)
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output += " ";
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output += " *";
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for (unsigned i = 0U; i < bytes; i++) {
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unsigned char c = data[offset + i];
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if (::isprint(c))
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output += char(c);
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else
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output += '.';
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}
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output += '*';
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::fprintf(stdout, "%04X: %s\n", offset, output.c_str());
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offset += 16U;
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if (length >= 16U)
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length -= 16U;
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else
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length = 0U;
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}
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}
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