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fix main.cc (compatible node 14+)

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nmateo 2024-04-24 16:56:41 +02:00
parent 0f8df209e1
commit 6ddb152cb0
1 changed files with 96 additions and 0 deletions
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96
main.cc
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@ -119,6 +119,102 @@ void address_decode(const Nan::FunctionCallbackInfo<v8::Value>& info) {
#define SET_BUFFER_RETURN(x, len) \
args.GetReturnValue().Set(Buffer::Copy(isolate, x, len).ToLocalChecked());
/*
Arguments:
1: block_header_hash - 32-byte buffer
2: nonce - 8-byte buffer
2: height - 8-byte buffer
*/
void get_pow_hash(const Nan::FunctionCallbackInfo<v8::Value>& args) {
if (args.Length() < 3)
return THROW_ERROR_EXCEPTION("You must provide 3 arguments.");
v8::Isolate *isolate = v8::Isolate::GetCurrent();
Local<Object> block_header_hash = args[0]->ToObject(isolate->GetCurrentContext()).ToLocalChecked();
//Local<Object> nonce = args[1]->ToObject();
Local<Object> nonce = args[1]->ToObject(isolate->GetCurrentContext()).ToLocalChecked();
//Local<Object> height = args[2]->ToObject();
Local<Object> height = args[2]->ToObject(isolate->GetCurrentContext()).ToLocalChecked();
if(!Buffer::HasInstance(block_header_hash))
return THROW_ERROR_EXCEPTION("Argument 1 should be a buffer object.");
if(!Buffer::HasInstance(nonce))
return THROW_ERROR_EXCEPTION("Argument 2 should be a buffer object.");
if (!Buffer::HasInstance(height))
return THROW_ERROR_EXCEPTION("Argument 3 should be a buffer object.");
uint32_t block_header_hash_len = Buffer::Length(block_header_hash);
uint64_t nonce_len = Buffer::Length(nonce);
uint64_t height_len = Buffer::Length(height);
if(block_header_hash_len != 32)
return THROW_ERROR_EXCEPTION("Argument 1 should be a buffer object of 32 bytes long.");
if (nonce_len != 8)
return THROW_ERROR_EXCEPTION("Argument 2 should be a buffer object of 8 bytes long.");
if (height_len != 8)
return THROW_ERROR_EXCEPTION("Argument 3 should be a buffer object of 8 bytes long.");
crypto::hash block_header_hash_val = *(crypto::hash*)Buffer::Data(block_header_hash);
uint64_t nonce_val = *(uint64_t*)Buffer::Data(nonce);
uint64_t height_val = *(uint64_t*)Buffer::Data(height);
crypto::hash h = currency::get_block_longhash(height_val, block_header_hash_val, nonce_val);
SET_BUFFER_RETURN((const char*)&h, 32);
}
/*
Arguments:
1: block_template_buffer - n-byte buffer
2: extra_data - n-byte buffer(job identification)
*/
void get_hash_from_block_template_with_extra(const Nan::FunctionCallbackInfo<v8::Value>& args) {
if (args.Length() < 2)
return THROW_ERROR_EXCEPTION("You must provide 2 arguments.");
v8::Isolate *isolate = v8::Isolate::GetCurrent();
Local<Object> block_template_buffer = args[0]->ToObject(isolate->GetCurrentContext()).ToLocalChecked();
//Local<Object> extra_data = args[1]->ToObject();
Local<Object> extra_data = args[1]->ToObject(isolate->GetCurrentContext()).ToLocalChecked();
if (!Buffer::HasInstance(block_template_buffer))
return THROW_ERROR_EXCEPTION("Argument 1 should be a buffer object.");
if (!Buffer::HasInstance(extra_data))
return THROW_ERROR_EXCEPTION("Argument 2 should be a buffer object.");
uint64_t block_template_buffer_len = Buffer::Length(block_template_buffer);
uint64_t extra_data_len = Buffer::Length(extra_data);
char* block_template_buffer_ptr = Buffer::Data(block_template_buffer);
std::string blob(block_template_buffer_ptr, block_template_buffer_len);
char* extra_data_ptr = Buffer::Data(extra_data);
std::string extra(extra_data_ptr, extra_data_len);
currency::block b = AUTO_VAL_INIT(b);
bool res = currency::parse_and_validate_block_from_blob(blob, b);
if (!res)
return THROW_ERROR_EXCEPTION("Unable to parse block");
//if (extra.size())
// b.miner_tx.extra.push_back(extra);
crypto::hash h = currency::get_block_header_mining_hash(b);
SET_BUFFER_RETURN((const char*)&h, 32);
}
/*
Arguments:
1: block_template_buffer - n-byte buffer