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node-cryptonote-util
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Merge bf202c86c4 into eefe9b790f

pull/1/merge
wallet42 2016-05-21 23:24:56 +00:00
parent eefe9b790f bf202c86c4
commit c01026fb07
6 changed files with 164 additions and 74 deletions
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3
.gitignore vendored
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@ -1 +1,2 @@
/nbproject/
/node_modules
/build

40
package.json
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@ -1,21 +1,23 @@
{
"name": "cryptonote-util",
"version": "0.0.1",
"main": "cryptonote",
"author": {
"name": "LucasJones",
"email": "lucasjonesdev@hotmail.co.uk"
},
"repository": {
"type": "git",
"url": "https://github.com/LucasJones/node-cryptonote-util.git"
},
"dependencies" : {
"bindings" : "*",
"nan" : "1"
},
"keywords": [
"cryptonight",
"cryptonote"
]
"name": "forknote-util",
"version": "0.9.1",
"main": "cryptonote",
"author": {
"name": "LucasJones",
"email": "lucasjonesdev@hotmail.co.uk"
},
"repository": {
"type": "git",
"url": "https://github.com/wallet42/node-forknote-util.git"
},
"dependencies": {
"bindings": "*",
"nan": "^2.0.0"
},
"keywords": [
"cryptonight",
"cryptonote",
"forknote",
"bytecoin"
]
}

1
src/cryptonote_config.h
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@ -7,6 +7,7 @@
#define BLOCK_MAJOR_VERSION_1 1
#define BLOCK_MAJOR_VERSION_2 2
#define BLOCK_MAJOR_VERSION_3 3
#define COIN ((uint64_t)100000000) // pow(10, 8)
#define DEFAULT_FEE ((uint64_t)1000000) // pow(10, 6)

2
src/cryptonote_core/cryptonote_basic.h
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@ -456,7 +456,7 @@ namespace cryptonote
BEGIN_SERIALIZE()
VARINT_FIELD(major_version)
if(major_version > BLOCK_MAJOR_VERSION_2) return false;
if(major_version > BLOCK_MAJOR_VERSION_3) return false;
VARINT_FIELD(minor_version)
if (BLOCK_MAJOR_VERSION_1 == major_version)
{

20
src/cryptonote_core/cryptonote_format_utils.cpp
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@ -650,15 +650,15 @@ namespace cryptonote
if (!get_block_hashing_blob(b, blob))
return false;
if (BLOCK_MAJOR_VERSION_2 <= b.major_version)
{
blobdata parent_blob;
auto sbb = make_serializable_bytecoin_block(b, true, false);
if (!t_serializable_object_to_blob(sbb, parent_blob))
return false;
if (BLOCK_MAJOR_VERSION_2 <= b.major_version)
{
blobdata parent_blob;
auto sbb = make_serializable_bytecoin_block(b, true, false);
if (!t_serializable_object_to_blob(sbb, parent_blob))
return false;
blob.append(parent_blob);
}
blob.append(parent_blob);
}
return get_object_hash(blob, res);
}
@ -860,7 +860,8 @@ namespace cryptonote
//---------------------------------------------------------------
bool check_proof_of_work_v2(const block& bl, difficulty_type current_diffic, crypto::hash& proof_of_work)
{
if (BLOCK_MAJOR_VERSION_2 != bl.major_version)
if (BLOCK_MAJOR_VERSION_2 != bl.major_version ||
BLOCK_MAJOR_VERSION_3 != bl.major_version)
return false;
if (!get_bytecoin_block_longhash(bl, proof_of_work))
@ -900,6 +901,7 @@ namespace cryptonote
{
case BLOCK_MAJOR_VERSION_1: return check_proof_of_work_v1(bl, current_diffic, proof_of_work);
case BLOCK_MAJOR_VERSION_2: return check_proof_of_work_v2(bl, current_diffic, proof_of_work);
case BLOCK_MAJOR_VERSION_3: return check_proof_of_work_v2(bl, current_diffic, proof_of_work);
}
CHECK_AND_ASSERT_MES(false, false, "unknown block major version: " << bl.major_version << "." << bl.minor_version);

172
src/main.cc
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@ -14,9 +14,12 @@
#include "serialization/binary_utils.h"
#include <nan.h>
#define THROW_ERROR_EXCEPTION(x) NanThrowError(x)
#define THROW_ERROR_EXCEPTION_WITH_STATUS_CODE(x, y) NanThrowError(x, y)
#define THROW_ERROR_EXCEPTION(x) Nan::ThrowError(x)
void callback(char* data, void* hint) {
free(data);
}
using namespace node;
using namespace v8;
using namespace cryptonote;
@ -78,12 +81,38 @@ static bool construct_parent_block(const cryptonote::block& b, cryptonote::block
}
NAN_METHOD(convert_blob) {
NanScope();
if (args.Length() < 1)
if (info.Length() < 1)
return THROW_ERROR_EXCEPTION("You must provide one argument.");
Local<Object> target = args[0]->ToObject();
Local<Object> target = info[0]->ToObject();
if (!Buffer::HasInstance(target))
return THROW_ERROR_EXCEPTION("Argument should be a buffer object.");
blobdata input = std::string(Buffer::Data(target), Buffer::Length(target));
blobdata output = "";
//convert
block b = AUTO_VAL_INIT(b);
if (!parse_and_validate_block_from_blob(input, b))
return THROW_ERROR_EXCEPTION("Failed to parse block");
if (!get_block_hashing_blob(b, output))
return THROW_ERROR_EXCEPTION("Failed to create mining block");
v8::Local<v8::Value> returnValue = Nan::CopyBuffer((char*)output.data(), output.size()).ToLocalChecked();
info.GetReturnValue().Set(
returnValue
);
}
NAN_METHOD(convert_blob_fa) {
if (info.Length() < 1)
return THROW_ERROR_EXCEPTION("You must provide one argument.");
Local<Object> target = info[0]->ToObject();
if (!Buffer::HasInstance(target))
return THROW_ERROR_EXCEPTION("Argument should be a buffer object.");
@ -107,19 +136,24 @@ NAN_METHOD(convert_blob) {
if (!get_block_hashing_blob(parent_block, output))
return THROW_ERROR_EXCEPTION("Failed to create mining block");
}
// Local<Object> v8::Local<v8::Value> returnValue = Nan::NewBuffer(output.length()).ToLocalChecked();
// memcpy(Buffer::Data(returnValue), output.c_str(), output.length());
// info.GetReturnValue().Set(
// returnValue
// );
NanReturnValue(
NanNewBufferHandle(output.data(), output.size())
v8::Local<v8::Value> returnValue = Nan::CopyBuffer((char*)output.data(), output.size()).ToLocalChecked();
info.GetReturnValue().Set(
returnValue
);
}
NAN_METHOD(get_block_id) {
NanScope();
void get_block_id(const Nan::FunctionCallbackInfo<v8::Value>& info) {
if (args.Length() < 1)
if (info.Length() < 1)
return THROW_ERROR_EXCEPTION("You must provide one argument.");
Local<Object> target = args[0]->ToObject();
Local<Object> target = info[0]->ToObject();
if (!Buffer::HasInstance(target))
return THROW_ERROR_EXCEPTION("Argument should be a buffer object.");
@ -135,19 +169,52 @@ NAN_METHOD(get_block_id) {
if (!get_block_hash(b, block_id))
return THROW_ERROR_EXCEPTION("Failed to calculate hash for block");
NanReturnValue(
NanNewBufferHandle(reinterpret_cast<char*>(&block_id), sizeof(block_id))
char *cstr = reinterpret_cast<char*>(&block_id);
v8::Local<v8::Value> returnValue = Nan::CopyBuffer(cstr, 32).ToLocalChecked();
info.GetReturnValue().Set(
returnValue
);
}
NAN_METHOD(construct_block_blob) {
NanScope();
void construct_block_blob(const Nan::FunctionCallbackInfo<v8::Value>& info) {
if (args.Length() < 2)
if (info.Length() < 2)
return THROW_ERROR_EXCEPTION("You must provide two arguments.");
Local<Object> block_template_buf = args[0]->ToObject();
Local<Object> nonce_buf = args[1]->ToObject();
Local<Object> block_template_buf = info[0]->ToObject();
Local<Object> nonce_buf = info[1]->ToObject();
if (!Buffer::HasInstance(block_template_buf) || !Buffer::HasInstance(nonce_buf))
return THROW_ERROR_EXCEPTION("Both arguments should be buffer objects.");
if (Buffer::Length(nonce_buf) != 4)
return THROW_ERROR_EXCEPTION("Nonce buffer has invalid size.");
uint32_t nonce = *reinterpret_cast<uint32_t*>(Buffer::Data(nonce_buf));
blobdata block_template_blob = std::string(Buffer::Data(block_template_buf), Buffer::Length(block_template_buf));
blobdata output = "";
block b = AUTO_VAL_INIT(b);
if (!parse_and_validate_block_from_blob(block_template_blob, b))
return THROW_ERROR_EXCEPTION("Failed to parse block");
b.nonce = nonce;
if (!block_to_blob(b, output))
return THROW_ERROR_EXCEPTION("Failed to convert block to blob");
v8::Local<v8::Value> returnValue = Nan::CopyBuffer((char*)output.data(), output.size()).ToLocalChecked();
info.GetReturnValue().Set(
returnValue
);
}
void construct_block_blob_fa(const Nan::FunctionCallbackInfo<v8::Value>& info) {
if (info.Length() < 2)
return THROW_ERROR_EXCEPTION("You must provide two arguments.");
Local<Object> block_template_buf = info[0]->ToObject();
Local<Object> nonce_buf = info[1]->ToObject();
if (!Buffer::HasInstance(block_template_buf) || !Buffer::HasInstance(nonce_buf))
return THROW_ERROR_EXCEPTION("Both arguments should be buffer objects.");
@ -178,18 +245,18 @@ NAN_METHOD(construct_block_blob) {
if (!block_to_blob(b, output))
return THROW_ERROR_EXCEPTION("Failed to convert block to blob");
NanReturnValue(
NanNewBufferHandle(output.data(), output.size())
v8::Local<v8::Value> returnValue = Nan::CopyBuffer((char*)output.data(), output.size()).ToLocalChecked();
info.GetReturnValue().Set(
returnValue
);
}
NAN_METHOD(convert_blob_bb) {
NanScope();
void convert_blob_bb(const Nan::FunctionCallbackInfo<v8::Value>& info) {
if (args.Length() < 1)
if (info.Length() < 1)
return THROW_ERROR_EXCEPTION("You must provide one argument.");
Local<Object> target = args[0]->ToObject();
Local<Object> target = info[0]->ToObject();
if (!Buffer::HasInstance(target))
return THROW_ERROR_EXCEPTION("Argument should be a buffer object.");
@ -204,18 +271,18 @@ NAN_METHOD(convert_blob_bb) {
}
output = get_block_hashing_blob(b);
NanReturnValue(
NanNewBufferHandle(output.data(), output.size())
v8::Local<v8::Value> returnValue = Nan::CopyBuffer((char*)output.data(), output.size()).ToLocalChecked();
info.GetReturnValue().Set(
returnValue
);
}
NAN_METHOD(address_decode) {
NanEscapableScope();
void address_decode(const Nan::FunctionCallbackInfo<v8::Value>& info) {
if (args.Length() < 1)
if (info.Length() < 1)
return THROW_ERROR_EXCEPTION("You must provide one argument.");
Local<Object> target = args[0]->ToObject();
Local<Object> target = info[0]->ToObject();
if (!Buffer::HasInstance(target))
return THROW_ERROR_EXCEPTION("Argument should be a buffer object.");
@ -225,24 +292,41 @@ NAN_METHOD(address_decode) {
blobdata data;
uint64_t prefix;
if (!tools::base58::decode_addr(input, prefix, data))
NanReturnUndefined();
{
info.GetReturnValue().Set(Nan::Undefined());
}
// info.GetReturnValue().Set(Nan::Undefined());
account_public_address adr;
if (!::serialization::parse_binary(data, adr))
NanReturnUndefined();
if (!::serialization::parse_binary(data, adr) || !crypto::check_key(adr.m_spend_public_key) || !crypto::check_key(adr.m_view_public_key))
{
if(data.length())
{
data = uint64be_to_blob(prefix) + data;
}
else
{
info.GetReturnValue().Set(Nan::Undefined());
}
v8::Local<v8::Value> returnValue = Nan::CopyBuffer((char*)data.data(), data.size()).ToLocalChecked();
info.GetReturnValue().Set(
returnValue
);
if (!crypto::check_key(adr.m_spend_public_key) || !crypto::check_key(adr.m_view_public_key))
NanReturnUndefined();
NanReturnValue(NanNew(static_cast<uint32_t>(prefix)));
}
else
{
info.GetReturnValue().Set(Nan::New(static_cast<uint32_t>(prefix)));
}
}
void init(Handle<Object> exports) {
exports->Set(NanNew<String>("construct_block_blob"), NanNew<FunctionTemplate>(construct_block_blob)->GetFunction());
exports->Set(NanNew<String>("get_block_id"), NanNew<FunctionTemplate>(get_block_id)->GetFunction());
exports->Set(NanNew<String>("convert_blob"), NanNew<FunctionTemplate>(convert_blob)->GetFunction());
exports->Set(NanNew<String>("convert_blob_bb"), NanNew<FunctionTemplate>(convert_blob_bb)->GetFunction());
exports->Set(NanNew<String>("address_decode"), NanNew<FunctionTemplate>(address_decode)->GetFunction());
NAN_MODULE_INIT(init) {
Nan::Set(target, Nan::New("construct_block_blob").ToLocalChecked(), Nan::GetFunction(Nan::New<FunctionTemplate>(construct_block_blob)).ToLocalChecked());
Nan::Set(target, Nan::New("get_block_id").ToLocalChecked(), Nan::GetFunction(Nan::New<FunctionTemplate>(get_block_id)).ToLocalChecked());
Nan::Set(target, Nan::New("convert_blob").ToLocalChecked(), Nan::GetFunction(Nan::New<FunctionTemplate>(convert_blob)).ToLocalChecked());
Nan::Set(target, Nan::New("convert_blob_bb").ToLocalChecked(), Nan::GetFunction(Nan::New<FunctionTemplate>(convert_blob_bb)).ToLocalChecked());
Nan::Set(target, Nan::New("address_decode").ToLocalChecked(), Nan::GetFunction(Nan::New<FunctionTemplate>(address_decode)).ToLocalChecked());
}
NODE_MODULE(cryptonote, init)