Function command_hash

lite/tools/rc4_encrypt.cpp:148–177

}

int command_hash(int argc, char** argv) {
    if (argc != 3) {
        printf("Invalid hash arguments.\n");
        return 1;
    }

    const char* input_file_path = argv[2];

    size_t len = 0;
    auto input = read_file(input_file_path, len);

    rc4::FastHash64 hasher(rc4::key_gen_hash_key());
    auto start = static_cast<const char*>(input.get());

    auto ptr = reinterpret_cast<const uint64_t*>(start);
    while (reinterpret_cast<const char*>(ptr + 1) <= start + len) {
        hasher.feed(*ptr);
        ++ptr;
    }

    auto cptr = reinterpret_cast<const char*>(ptr);
    if (cptr < start + len) {
        uint64_t v = 0;
        std::copy(cptr, start + len, reinterpret_cast<char*>(&v));
        hasher.feed(v);
    }

    printf("%llx\n", static_cast<unsigned long long>(hasher.get()));
    return 0;
}

std::unordered_map<std::string, CommandHandler> commands = {
        {"encrypt_predefined_rc4", command_encrypt_predefined_rc4},