59 lines
1.1 KiB
C
59 lines
1.1 KiB
C
#include <stdio.h>
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#include <stdint.h>
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#include <stdlib.h>
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/* fuzz target entry point, works without libFuzzer */
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extern int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size);
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int
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main(int argc, char **argv) {
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FILE *f = NULL;
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char *buf = NULL;
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long siz_buf;
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if (argc < 2) {
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fprintf(stderr, "no input file\n");
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goto err;
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}
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f = fopen(argv[1], "rb");
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if (f == NULL) {
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fprintf(stderr, "error opening input file %s\n", argv[1]);
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goto err;
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}
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fseek(f, 0, SEEK_END);
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siz_buf = ftell(f);
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rewind(f);
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if (siz_buf < 1) {
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fprintf(stderr, "zero-byte file not supported\n");
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goto err;
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}
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buf = (char *)malloc(siz_buf);
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if (buf == NULL) {
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fprintf(stderr, "malloc() failed\n");
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goto err;
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}
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if (fread(buf, siz_buf, 1, f) != 1) {
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fprintf(stderr, "fread() failed\n");
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goto err;
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}
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fclose(f);
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f = NULL;
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(void)LLVMFuzzerTestOneInput((uint8_t *)buf, siz_buf);
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err:
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if (f) {
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fclose(f);
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}
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free(buf);
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return 0;
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}
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