Method write

src/test/fuzz/util.cpp:311–321

}

ssize_t FuzzedFileProvider::write(void* cookie, const char* buf, size_t size)
{
    FuzzedFileProvider* fuzzed_file = (FuzzedFileProvider*)cookie;
    SetFuzzedErrNo(fuzzed_file->m_fuzzed_data_provider);
    const ssize_t n = fuzzed_file->m_fuzzed_data_provider.ConsumeIntegralInRange<ssize_t>(0, size);
    if (AdditionOverflow(fuzzed_file->m_offset, (int64_t)n)) {
        return 0;
    }
    fuzzed_file->m_offset += n;
    return n;
}

int FuzzedFileProvider::seek(void* cookie, int64_t* offset, int whence)
{