oss-fuzz/projects/libchewing/chewing_fuzzer_common.c

33 lines
805 B
C

#include "chewing_fuzzer_common.h"
#include <libgen.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
static char userphrase_path[] = "/tmp/chewing_userphrase.db.XXXXXX";
int LLVMFuzzerInitialize(int* argc, char*** argv) {
char* exe_path = (*argv)[0];
// dirname() can modify its argument.
char* exe_path_copy = strdup(exe_path);
char* dir = dirname(exe_path_copy);
// Assume data files are at the same location as executable.
setenv("CHEWING_PATH", dir, 0);
free(exe_path_copy);
// Specify user db of this process. So we can run multiple fuzzers at the
// same time.
mktemp(userphrase_path);
setenv("TEST_USERPHRASE_PATH", userphrase_path, 0);
return 0;
}
int get_fuzz_input() {
if (fuzz_ptr - fuzz_input >= fuzz_size)
return EOF;
return *fuzz_ptr++;
}