Function sha256API

javascript/lib.c:427–454

}

napi_value sha256API(napi_env env, napi_callback_info info) {
    size_t argc = 1;
    napi_value args[1];
    napi_get_cb_info(env, info, &argc, args, NULL, NULL);

    // Get buffer info for data (zero-copy)
    void *buffer_data;
    size_t buffer_length;
    napi_status status = napi_get_buffer_info(env, args[0], &buffer_data, &buffer_length);
    if (status != napi_ok) {
        napi_throw_error(env, NULL, "Argument must be a Buffer");
        return NULL;
    }

    // Compute SHA-256 using StringZilla
    sz_u8_t digest[32];
    sz_sha256_state_t state;
    sz_sha256_state_init(&state);
    sz_sha256_state_update(&state, (sz_cptr_t)buffer_data, buffer_length);
    sz_sha256_state_digest(&state, digest);

    // Convert result to JavaScript Buffer
    napi_value js_result;
    void *result_data;
    napi_create_buffer_copy(env, 32, digest, &result_data, &js_result);

    return js_result;
}

static void sha256_hasher_cleanup(napi_env env, void *data, void *hint) { free(data); }
typedef struct {