zip_read_fuzzer.cc

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#include <zip.h>
 
#ifdef __cplusplus
extern "C"
#endif
int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
{
    zip_source_t *src;
    zip_t *za;
    zip_error_t error;
    char buf[32768];
    zip_int64_t i, n;
    zip_file_t *f;
 
    zip_error_init(&error);
 
    if ((src = zip_source_buffer_create(data, size, 0, &error)) == NULL) {
    zip_error_fini(&error);
    return 0;
    }
 
    if ((za = zip_open_from_source(src, 0, &error)) == NULL) {
    zip_source_free(src);
    zip_error_fini(&error);
    return 0;
    }
 
    zip_error_fini(&error);
 
    n = zip_get_num_entries(za, 0);
 
    for (i = 0; i < n; i++) {
    f = zip_fopen_index(za, i, 0);
    if (f == NULL) {
        continue;
    }
 
    while (zip_fread(f, buf, sizeof(buf)) > 0) {
        ;
    }
 
    zip_fclose(f);
    }
 
    zip_close(za);
 
    return 0;
}