65 lines
1.6 KiB
C++
65 lines
1.6 KiB
C++
#include "DebugHelper.hpp"
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void DebugHelper::hex_dump_human_readable (const char *desc, const void *addr, int len) {
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int i;
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unsigned char buff[17];
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unsigned char *pc = (unsigned char*)addr;
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// Output description if given.
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if (desc != nullptr)
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printf ("%s:\n", desc);
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if (len == 0) {
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printf(" ZERO LENGTH\n");
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return;
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}
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if (len < 0) {
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printf(" NEGATIVE LENGTH: %i\n",len);
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return;
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}
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// Process every byte in the data.
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for (i = 0; i < len; i++) {
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// Multiple of 16 means new line (with line offset).
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if ((i % 16) == 0) {
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// Just don't print ASCII for the zeroth line.
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if (i != 0)
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printf (" || %s\n", buff);
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// Output the offset.
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printf (" %04x ||", i);
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}
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// Now the hex code for the specific character.
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printf (" %02x", pc[i]);
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// And store a printable ASCII character for later.
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if ((pc[i] < 0x20) || (pc[i] > 0x7e))
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buff[i % 16] = '.';
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else
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buff[i % 16] = pc[i];
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buff[(i % 16) + 1] = '\0';
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}
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// Pad out last line if not exactly 16 characters.
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while ((i % 16) != 0) {
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printf (" ");
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i++;
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}
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// And print the final ASCII bit.
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printf (" || %s\n", buff);
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}
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void DebugHelper::hex_dump_raw(const void *addr, int len) {
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unsigned char* pc = (unsigned char*) addr;
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unsigned char res[2 * len + 1];
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res[2 * len] = '\0';
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for(unsigned int i = 0; i < len; i++) {
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printf((char *)res + i * 2, "%02X", pc[i]);
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}
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printf ("%s\n", res);
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}
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