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/*
american fuzzy lop++ - a trivial program to test the build
--------------------------------------------------------
Originally written by Michal Zalewski
Copyright 2014 Google Inc. All rights reserved.
Copyright 2019-2022 AFLplusplus Project. All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at:
https://www.apache.org/licenses/LICENSE-2.0
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#ifdef TEST_SHARED_OBJECT
#define main main_exported
#endif
int main(int argc, char **argv) {
int fd = 0;
char buff[8];
char *buf = buff;
// we support command line parameter and stdin
if (argc == 2) {
buf = argv[1];
printf("Input %s - ", buf);
} else {
if (argc >= 3 && strcmp(argv[1], "-f") == 0) {
if ((fd = open(argv[2], O_RDONLY)) < 0) {
fprintf(stderr, "Error: unable to open %s\n", argv[2]);
exit(-1);
}
}
if (read(fd, buf, sizeof(buf)) < 1) {
printf("Hum?\n");
return 1;
}
}
// we support three input cases (plus a 4th if stdin is used but there is no
// input)
if (buf[0] == '0')
printf("Looks like a zero to me!\n");
else if (buf[0] == '1')
printf("Pretty sure that is a one!\n");
else
printf("Neither one or zero? How quaint!\n");
return 0;
}
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