cpp-debug/cpp-debug.h at master · msmiley/cpp-debug · GitHub

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#ifndef CPP_DEBUG_H
#defineCPP_DEBUG_H

#include<iostream>
#include<sstream>
#include<iomanip>

//
// Return a string with a hex dump representation of the provided bytes
//
std::string hexDump(constunsignedchar* data, unsignedint len) {
 std::ostringstream ostr;
 ostr << "===========================================================================\n";
for (unsigned i = 0; i < len; i += 16) {
// index
 ostr << std::setw(5) << std::setfill('0') << std::dec << i << "";

// hex representation
for (int j = 0; j < 16; j++) {
if (i + j < len) {
 ostr << std::setw(2) << std::hex << std::uppercase << int(data[i + j]) << "";
 }
else {
 ostr << "";
 }
if (j == 7) {
 ostr << "";
 }
 }
 ostr << "";

// char representation
for (int j = 0; j < 16; j++) {
if (i + j < len) {
char ch = data[i + j];
if (ch >= 32 && ch < 127) {
 ostr << ch;
 }
else {
 ostr << ".";
 }
 }
else {
 ostr << "";
 }
if (j == 7) {
 ostr << "";
 }
 }
 ostr << "\n";
 }

 ostr << "Length = " << std::setw(5) << std::dec << len;
 ostr << " ============================================================\n\n";
return ostr.str();
}

//
// Print a hex dump representation of the given data to stdout.
//
voidprintHexDump(constunsignedchar* data, unsignedint len) {
 std::cout << hexDump(data, len);
}


#endif