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84 lines
1.6 KiB
84 lines
1.6 KiB
/*
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american fuzzy lop++ - a trivial program to test the build
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--------------------------------------------------------
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Originally written by Michal Zalewski
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Copyright 2014 Google Inc. All rights reserved.
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Copyright 2019-2024 AFLplusplus Project. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at:
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https://www.apache.org/licenses/LICENSE-2.0
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#ifdef TEST_SHARED_OBJECT
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#define main main_exported
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#endif
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int main(int argc, char **argv) {
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int fd = 0, cnt;
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char buff[8];
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char *buf = buff;
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// we support command line parameter and stdin
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if (argc == 2) {
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buf = argv[1];
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} else {
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if (argc >= 3 && strcmp(argv[1], "-f") == 0) {
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if ((fd = open(argv[2], O_RDONLY)) < 0) {
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fprintf(stderr, "Error: unable to open %s\n", argv[2]);
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exit(-1);
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}
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}
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if ((cnt = read(fd, buf, sizeof(buf) - 1)) < 1) {
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printf("Hum?\n");
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return 1;
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}
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buf[cnt] = 0;
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}
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if (getenv("AFL_DEBUG")) fprintf(stderr, "test-instr: %s\n", buf);
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// we support three input cases (plus a 4th if stdin is used but there is no
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// input)
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switch (buf[0]) {
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case '0':
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printf("Looks like a zero to me!\n");
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break;
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case '1':
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printf("Pretty sure that is a one!\n");
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break;
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default:
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printf("Neither one or zero? How quaint!\n");
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break;
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}
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return 0;
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}
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