test.c

#include "libkdump.h"
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>

const char *strings[] = {
    "If you can read this, at least the auto configuration is working",
    "Generating witty test message...",
    "Go ahead with the real exploit if you dare",
    "Have a good day.",
    "Welcome to the wonderful world of microarchitectural attacks",
    "Pay no attention to the content of this string",
    "Please wait while we steal your secrets...",
    "Would you like fries with that?",
    "(insert random quote here)",
    "Don't panic...",
    "Wait, do you smell something burning?",
    "How did you get here?"};

int main(int argc, char *argv[]) {
  libkdump_config_t config;
  config = libkdump_get_autoconfig();
  libkdump_init(config);

  srand(time(NULL));
  const char *test = strings[rand() % (sizeof(strings) / sizeof(strings[0]))];
  int index = 0;

  printf("Expect: \x1b[32;1m%s\x1b[0m\n", test);
  printf("   Got: \x1b[33;1m");
  while (index < strlen(test)) {
    int value = libkdump_read((size_t)(test + index));
    if (!isprint(value))
      continue;
    printf("%c", value);
    fflush(stdout);
    index++;
  }

  printf("\x1b[0m\n");
  libkdump_cleanup();

  return 0;
}