hexlib.cxx

/*
 * useful hex manipulation routines
 * Copyright Qualcomm Inc 1997
 * Adapted for tivodecode-ng
 * See COPYING.md for license terms
 */

#include <cctype>
#include <iostream>
#include <string>

#include "hexlib.hxx"

const int COLS = 16;

void hexbulk(uint8_t *buf, int n)
{
    int i = 0;

    while (i < n)
    {
        int j = 0;
        char ch;
        char hexdigit[5];
        std::string hexstr = "";
        std::string strstr = "";
        for (j = 0; (j < COLS) && (i < n); j++, i++)
        {
            ch = buf[i];
            if (std::isspace(ch))
                ch = ' ';
            else if (!std::isprint(ch))
                ch = '.';

            std::sprintf(hexdigit, "%02x ", buf[i]);
            hexstr += hexdigit;
            strstr += ch;
        }

        while (j < COLS)
        {
            hexstr += "   ";
            j++;
        }

        std::cerr << hexstr << " " << strstr << "\n";
    }
}