97 lines
2.7 KiB
C++
97 lines
2.7 KiB
C++
/* Cydia Substrate - Powerful Code Insertion Platform
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* Copyright (C) 2008-2011 Jay Freeman (saurik)
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*/
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/* GNU Lesser General Public License, Version 3 {{{ */
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/*
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* Substrate is free software: you can redistribute it and/or modify it under
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* the terms of the GNU Lesser General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version.
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*
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* Substrate is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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* License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Substrate. If not, see <http://www.gnu.org/licenses/>.
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**/
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/* }}} */
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#include "SubstrateHook.h"
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#include "SubstrateDebug.hpp"
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#include <stdint.h>
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#include <stdlib.h>
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#include <stdio.h>
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_extern bool MSDebug;
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bool MSDebug = false;
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static char _MSHexChar(uint8_t value) {
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return value < 0x20 || value >= 0x80 ? '.' : value;
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}
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#define HexWidth_ 16
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#define HexDepth_ 4
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void MSLogHexEx(const void *vdata, size_t size, size_t stride, const char *mark) {
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const uint8_t *data((const uint8_t *) vdata);
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size_t i(0), j;
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char d[256];
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size_t b(0);
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d[0] = '\0';
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while (i != size) {
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if (i % HexWidth_ == 0) {
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if (mark != NULL)
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b += sprintf(d + b, "\n[%s] ", mark);
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b += sprintf(d + b, "0x%.3zx:", i);
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}
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b += sprintf(d + b, " ");
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for (size_t q(0); q != stride; ++q)
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b += sprintf(d + b, "%.2x", data[i + stride - q - 1]);
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i += stride;
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for (size_t q(1); q != stride; ++q)
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b += sprintf(d + b, " ");
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if (i % HexDepth_ == 0)
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b += sprintf(d + b, " ");
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if (i % HexWidth_ == 0) {
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b += sprintf(d + b, " ");
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for (j = i - HexWidth_; j != i; ++j)
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b += sprintf(d + b, "%c", _MSHexChar(data[j]));
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lprintf("%s", d);
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b = 0;
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d[0] = '\0';
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}
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}
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if (i % HexWidth_ != 0) {
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for (j = i % HexWidth_; j != HexWidth_; ++j)
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b += sprintf(d + b, " ");
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for (j = 0; j != (HexWidth_ - i % HexWidth_ + HexDepth_ - 1) / HexDepth_; ++j)
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b += sprintf(d + b, " ");
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b += sprintf(d + b, " ");
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for (j = i / HexWidth_ * HexWidth_; j != i; ++j)
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b += sprintf(d + b, "%c", _MSHexChar(data[j]));
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lprintf("%s", d);
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b = 0;
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d[0] = '\0';
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}
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}
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void MSLogHex(const void *vdata, size_t size, const char *mark) {
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return MSLogHexEx(vdata, size, 1, mark);
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}
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