int main( int argc, char **argv ) { uint8_t key[BLAKE2B_KEYBYTES]; uint8_t buf[KAT_LENGTH]; for( size_t i = 0; i < BLAKE2B_KEYBYTES; ++i ) key[i] = ( uint8_t )i; for( size_t i = 0; i < KAT_LENGTH; ++i ) buf[i] = ( uint8_t )i; for( size_t i = 0; i < KAT_LENGTH; ++i ) { uint8_t hash[BLAKE2B_OUTBYTES]; //blake2bp( hash, buf, key, BLAKE2B_OUTBYTES, i, BLAKE2B_KEYBYTES ); blake2bp_state S[1]; blake2bp_init_key( S, BLAKE2B_OUTBYTES, key, BLAKE2B_KEYBYTES ); blake2bp_update( S, buf, i ); blake2bp_final( S, hash, BLAKE2B_OUTBYTES ); if( 0 != memcmp( hash, blake2bp_keyed_kat[i], BLAKE2B_OUTBYTES ) ) { puts( "error" ); return -1; } } puts( "ok" ); return 0; }
static NAN_METHOD(New) { if(!info.IsConstructCall()) { return Nan::ThrowError("Constructor must be called with new"); } Hash *obj = new Hash(); obj->Wrap(info.This()); if(info.Length() < 1 || !info[0]->IsString()) { return Nan::ThrowError(v8::Exception::TypeError(Nan::New<v8::String>("First argument must be a string with algorithm name").ToLocalChecked())); } std::string algo = std::string(*v8::String::Utf8Value(info[0]->ToString())); const char *key_data = nullptr; size_t key_length; if(algo != "bypass" && info.Length() >= 2) { if(!node::Buffer::HasInstance(info[1])) { return Nan::ThrowError(v8::Exception::TypeError(Nan::New<v8::String>("If key argument is given, it must be a Buffer").ToLocalChecked())); } key_data = node::Buffer::Data(info[1]); key_length = node::Buffer::Length(info[1]); } if(algo == "bypass") { // Initialize nothing - .copy() will set up all the state } else if(algo == "blake2b") { if(!key_data) { if(blake2b_init(reinterpret_cast<blake2b_state*>(&obj->state), BLAKE2B_OUTBYTES) != 0) { return Nan::ThrowError("blake2b_init failure"); } } else { if(key_length > BLAKE2B_KEYBYTES) { return Nan::ThrowError("Key must be 64 bytes or smaller"); } if(blake2b_init_key(reinterpret_cast<blake2b_state*>(&obj->state), BLAKE2B_OUTBYTES, key_data, key_length) != 0) { return Nan::ThrowError("blake2b_init_key failure"); } } obj->outbytes = 512 / 8; obj->any_blake2_update = BLAKE_FN_CAST(blake2b_update); obj->any_blake2_final = BLAKE_FN_CAST(blake2b_final); obj->initialized_ = true; } else if(algo == "blake2bp") { if(!key_data) { if(blake2bp_init(reinterpret_cast<blake2bp_state*>(&obj->state), BLAKE2B_OUTBYTES) != 0) { return Nan::ThrowError("blake2bp_init failure"); } } else { if(key_length > BLAKE2B_KEYBYTES) { return Nan::ThrowError("Key must be 64 bytes or smaller"); } if(blake2bp_init_key(reinterpret_cast<blake2bp_state*>(&obj->state), BLAKE2B_OUTBYTES, key_data, key_length) != 0) { return Nan::ThrowError("blake2bp_init_key failure"); } } obj->outbytes = 512 / 8; obj->any_blake2_update = BLAKE_FN_CAST(blake2bp_update); obj->any_blake2_final = BLAKE_FN_CAST(blake2bp_final); obj->initialized_ = true; } else if(algo == "blake2s") { if(!key_data) { if(blake2s_init(reinterpret_cast<blake2s_state*>(&obj->state), BLAKE2S_OUTBYTES) != 0) { return Nan::ThrowError("blake2bs_init failure"); } } else { if(key_length > BLAKE2S_KEYBYTES) { return Nan::ThrowError("Key must be 32 bytes or smaller"); } if(blake2s_init_key(reinterpret_cast<blake2s_state*>(&obj->state), BLAKE2S_OUTBYTES, key_data, key_length) != 0) { return Nan::ThrowError("blake2s_init_key failure"); } } obj->outbytes = 256 / 8; obj->any_blake2_update = BLAKE_FN_CAST(blake2s_update); obj->any_blake2_final = BLAKE_FN_CAST(blake2s_final); obj->initialized_ = true; } else if(algo == "blake2sp") { if(!key_data) { if(blake2sp_init(reinterpret_cast<blake2sp_state*>(&obj->state), BLAKE2S_OUTBYTES) != 0) { return Nan::ThrowError("blake2sp_init failure"); } } else { if(key_length > BLAKE2S_KEYBYTES) { return Nan::ThrowError("Key must be 32 bytes or smaller"); } if(blake2sp_init_key(reinterpret_cast<blake2sp_state*>(&obj->state), BLAKE2S_OUTBYTES, key_data, key_length) != 0) { return Nan::ThrowError("blake2sp_init_key failure"); } } obj->outbytes = 256 / 8; obj->any_blake2_update = BLAKE_FN_CAST(blake2sp_update); obj->any_blake2_final = BLAKE_FN_CAST(blake2sp_final); obj->initialized_ = true; } else { return Nan::ThrowError("Algorithm must be blake2b, blake2s, blake2bp, or blake2sp"); } info.GetReturnValue().Set(info.This()); }