File content as of revision 7:e10debbe8dad:

#include <cstdarg>
#include "Debug.h"

#ifdef __DEBUG

#define __LINE_LENGTH__ 93

void DebugHelper::Debug(const char* p_format, ...) {
  va_list argp;
  
  va_start(argp, p_format);
  vprintf(p_format, argp);
  va_end(argp);
} // End of method DebugHelper::Debug

void DebugHelper::HexaDump(unsigned char* p_buffer, int p_count, int p_offset) {

    int currentIdx = p_offset;
    unsigned short startAddress = ((unsigned short)(p_offset / 16)) * 16;

    // Display header
    printf(" HEX | 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F  : 0 1 2 3 4 5 6 7 8 9 A B C D E F \r\n");
    printf("-----|+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+-:--+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+\r\n");
    //      01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901 2
    //      0         1         2         3         4         5         6         7         8         9
    // Address offset padding
    char line[__LINE_LENGTH__ + 1];
    memset(line, 0x20, __LINE_LENGTH__);
    line[__LINE_LENGTH__] = 0x00; // NULL character
    sprintf(line, "%04x |", (unsigned short)startAddress);
    line[6] = 0x20; // Remove NULL character added by sprintf
    int idx = 0;
    int hexOffset = 7;
    int charOffset = 58;
    for ( ; idx < (int)(currentIdx % 16); idx++) {
        line[hexOffset] = 0x30;
        line[hexOffset + 1] = 0x30;
        hexOffset += 3;
        charOffset += 2;
    }
    // Fill line by line
    int endOfDump = p_count + p_offset;
    while(currentIdx < endOfDump) {
        for ( ; (idx < 16) && (currentIdx < endOfDump); idx++) {
            line[hexOffset] = DebugHelper::ToHexDigit(*(p_buffer + currentIdx) >> 4);
            line[hexOffset + 1] = DebugHelper::ToHexDigit(*(p_buffer + currentIdx) & 0x0f);
            line[charOffset] = DebugHelper::ToCharDigit(*(p_buffer + currentIdx));
            // Prepare next byte
            hexOffset += 3;
            charOffset += 2;
            currentIdx += 1;
        }
        // Display the line
        line[56] = ':';
        line[__LINE_LENGTH__ - 1] = 0x0d;
        line[__LINE_LENGTH__] = 0x0a;    
        printf(line);
        if (currentIdx < endOfDump) { // Prepare next line, one line = 16 digits
            startAddress += 16;
            memset(line, 0x20, __LINE_LENGTH__);
            sprintf(line, "%04x |", (unsigned short)startAddress);
            line[6] = 0x20; // Remove NULL character added by sprintf
            idx = 0;
            hexOffset = 7;
            charOffset = 58;
        } else { // End of line padding
            break;
        }
    } // End of 'while' statement
} // End of method DebugHelper::HexaDump

void DebugHelper::BreakPoint(const char* p_file, int p_line) {
  printf("Stop in %s at line %d\r\n", p_file, p_line);
  fflush(stdout);
  getchar();
  fflush(stdin);
} // End of method DebugHelper::BreakPoint

#endif // __DEBUG