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87 lines
2 KiB
C++
87 lines
2 KiB
C++
/*
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* Copyright 2011-2016 Branimir Karadzic. All rights reserved.
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* License: https://github.com/bkaradzic/bx#license-bsd-2-clause
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*/
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#include <stdio.h>
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#include <stdint.h>
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#include <inttypes.h>
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#include <ctype.h> // isprint
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#include "dbg.h"
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#include <bx/string.h>
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#include <bx/debug.h>
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void dbgPrintfVargs(const char* _format, va_list _argList)
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{
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char temp[8192];
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char* out = temp;
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int32_t len = bx::vsnprintf(out, sizeof(temp), _format, _argList);
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if ( (int32_t)sizeof(temp) < len)
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{
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out = (char*)alloca(len+1);
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len = bx::vsnprintf(out, len, _format, _argList);
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}
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out[len] = '\0';
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bx::debugOutput(out);
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}
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void dbgPrintf(const char* _format, ...)
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{
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va_list argList;
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va_start(argList, _format);
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dbgPrintfVargs(_format, argList);
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va_end(argList);
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}
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#define DBG_ADDRESS "%" PRIxPTR
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void dbgPrintfData(const void* _data, uint32_t _size, const char* _format, ...)
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{
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#define HEX_DUMP_WIDTH 16
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#define HEX_DUMP_SPACE_WIDTH 48
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#define HEX_DUMP_FORMAT "%-" DBG_STRINGIZE(HEX_DUMP_SPACE_WIDTH) "." DBG_STRINGIZE(HEX_DUMP_SPACE_WIDTH) "s"
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va_list argList;
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va_start(argList, _format);
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dbgPrintfVargs(_format, argList);
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va_end(argList);
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dbgPrintf("\ndata: " DBG_ADDRESS ", size: %d\n", _data, _size);
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if (NULL != _data)
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{
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const uint8_t* data = reinterpret_cast<const uint8_t*>(_data);
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char hex[HEX_DUMP_WIDTH*3+1];
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char ascii[HEX_DUMP_WIDTH+1];
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uint32_t hexPos = 0;
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uint32_t asciiPos = 0;
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for (uint32_t ii = 0; ii < _size; ++ii)
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{
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bx::snprintf(&hex[hexPos], sizeof(hex)-hexPos, "%02x ", data[asciiPos]);
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hexPos += 3;
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ascii[asciiPos] = isprint(data[asciiPos]) ? data[asciiPos] : '.';
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asciiPos++;
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if (HEX_DUMP_WIDTH == asciiPos)
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{
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ascii[asciiPos] = '\0';
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dbgPrintf("\t" DBG_ADDRESS "\t" HEX_DUMP_FORMAT "\t%s\n", data, hex, ascii);
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data += asciiPos;
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hexPos = 0;
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asciiPos = 0;
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}
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}
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if (0 != asciiPos)
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{
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ascii[asciiPos] = '\0';
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dbgPrintf("\t" DBG_ADDRESS "\t" HEX_DUMP_FORMAT "\t%s\n", data, hex, ascii);
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}
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}
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#undef HEX_DUMP_WIDTH
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#undef HEX_DUMP_SPACE_WIDTH
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#undef HEX_DUMP_FORMAT
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}
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