本文整理汇总了C++中data_buffer类的典型用法代码示例。如果您正苦于以下问题：C++ data_buffer类的具体用法？C++ data_buffer怎么用？C++ data_buffer使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了data_buffer类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: decode
bool checkpoint_sync_unsigned::decode(data_buffer & buffer)
{
m_version = buffer.read_int32();
m_hash_checkpoint = buffer.read_sha256();
return true;
}示例2: decode
bool checkpoint_sync::decode(data_buffer & buffer)
{
auto len = buffer.read_var_int();
if (len > 0)
{
m_message.resize(len);
buffer.read_bytes(
reinterpret_cast<char *>(&m_message[0]), m_message.size()
);
}
len = buffer.read_var_int();
if (len > 0)
{
m_signature.resize(len);
buffer.read_bytes(
reinterpret_cast<char *>(&m_signature[0]), m_signature.size()
);
}
return true;
}示例3: encode
void zerotime_lock::encode(data_buffer & buffer)
{
/**
* Encode the version.
*/
buffer.write_uint32(m_version);
/**
* Encode the transaction.
*/
m_transaction.encode(buffer);
/**
* Encode the transaction hash.
*/
buffer.write_bytes(
reinterpret_cast<const char *> (m_hash_tx.digest()),
sha256::digest_length
);
/**
* Encode the expiration.
*/
buffer.write_uint64(m_expiration);
/**
* No signature is required because:
* 1. The receiver may want to lock a non-zerotime transaction.
* 2. It causes no harm to let other's lock the transaction.
* 3. It conserves bandwidth and processing power.
*/
}示例4: decode
bool zerotime_question::decode(data_buffer & buffer)
{
/**
* Decode the version.
*/
m_version = buffer.read_uint32();
assert(m_version == current_version);
/**
* Decode the transaction inputs length.
*/
auto len = buffer.read_var_int();
/**
* Allocate the transaction inputs.
*/
m_transactions_in.resize(len);
for (auto i = 0; i < len; i++)
{
/**
* Decode the transaction_in.
*/
m_transactions_in[i].decode(buffer);
}
return true;
}示例5: decode
void transaction_out::decode(data_buffer & buffer)
{
/**
* Decode the value.
*/
m_value = buffer.read_int64();
/**
* Read the var_int.
*/
auto len = buffer.read_var_int();
if (len > 0)
{
/**
* Read the script.
*/
auto bytes = buffer.read_bytes(len);
/**
* Insert the script.
*/
m_script_public_key.insert(
m_script_public_key.begin(), bytes.begin(), bytes.end()
);
}
}示例6: decode
bool inventory_vector::decode(data_buffer & buffer)
{
m_type = static_cast<type_t> (buffer.read_uint32());
m_hash = buffer.read_sha256();
return true;
}示例7: encode
bool inventory_vector::encode(data_buffer & buffer)
{
buffer.write_uint32(m_type);
buffer.write_sha256(m_hash);
return true;
}示例8: encode
void chainblender_join::encode(data_buffer & buffer)
{
/**
* Encode the version.
*/
buffer.write_uint32(m_version);
/**
* The session id must be null for a cbjoin.
*/
if (m_hash_session_id.is_empty() == false)
{
log_error(
"ChainBlender join message has invalid hash session "
"id = " << m_hash_session_id.to_string() << "."
);
}
/**
* Encode the session id.
*/
buffer.write_sha256(m_hash_session_id);
/**
* Encode the denomination.
*/
buffer.write_int64(m_denomination);
}示例9:
offs_t cop420_disassembler::disassemble(std::ostream &stream, offs_t pc, const data_buffer &opcodes, const data_buffer ¶ms)
{
uint8_t opcode = opcodes.r8(pc);
uint8_t next_opcode = opcodes.r8(pc+1);
uint16_t address;
uint32_t flags = 0;
int bytes = 1;
if ((opcode >= 0x80 && opcode <= 0xBE) || (opcode >= 0xC0 && opcode <= 0xFE))
{
int page = pc >> 6;
if (page == 2 || page == 3) //JP pages 2,3
{
address = (uint16_t)((pc & 0x380) | (opcode & 0x7F));
util::stream_format(stream, "JP %03X", address);
}
else
{
if ((opcode & 0xC0) == 0xC0) //JP other pages
{
address = (uint16_t)((pc & 0x3C0) | (opcode & 0x3F));
util::stream_format(stream, "JP %03X", address);
}
else //JSRP
{
address = (uint16_t)(0x80 | (opcode & 0x3F));
util::stream_format(stream, "JSRP %03X", address);
flags = STEP_OVER;
}
}
}示例10: decode
bool merkle_tree_partial::decode(data_buffer & buffer)
{
m_total_transactions = buffer.read_uint32();
auto count = buffer.read_var_int();
for (auto i = 0; i < count; i++)
{
m_hashes.push_back(buffer.read_sha256());
}
std::vector<std::uint8_t> bytes;
auto len = buffer.read_var_int();
if (len > 0)
{
bytes.resize(len);
buffer.read_bytes(reinterpret_cast<char *>(&bytes[0]), len);
}
m_flags.resize(bytes.size() * 8);
for (auto i = 0; i < m_flags.size(); i++)
{
m_flags[i] = (bytes[i / 8] & (1 << (i % 8))) != 0;
}
is_invalid_ = false;
return true;
}示例11: erase_begin
bool erase_begin(data_buffer& buffer, index123_type& index123)
{
data_pointer ptr = buffer.begin();
auto itr = index123.find( ptr.get_offset() /*static_cast<offset_t>( static_cast<size_t>(ptr) )*/);
index123.erase(itr);
buffer.deallocate(ptr, 1);
return true;
}示例12: encode
void hd_configuration::encode(data_buffer & buffer) const
{
assert(m_id_key_master.digest().size() == ripemd160::digest_length);
buffer.write_uint32(m_version);
buffer.write_uint32(m_index);
buffer.write_bytes(
reinterpret_cast<const char *> (&m_id_key_master.digest()[0]),
ripemd160::digest_length
);
}示例13: data_buffer
/**
* Copy constructor
* @param other The other data_buffer.
*/
data_buffer(const data_buffer & other)
: m_read_ptr(0)
, file_offset_(other.file_offset_)
, file_(other.file_)
{
clear();
write_bytes(other.data(), other.size());
m_read_ptr = m_data.size() > 0 ? &m_data[0] : 0;
}示例14: decode
bool hd_configuration::decode(data_buffer & buffer)
{
m_version = buffer.read_uint32();
m_index = buffer.read_uint32();
buffer.read_bytes(
reinterpret_cast<char *> (&m_id_key_master.digest()[0]),
ripemd160::digest_length
);
return true;
}示例15: encode
void checkpoint_sync::encode(data_buffer & buffer)
{
buffer.write_var_int(m_message.size());
buffer.write_bytes(
reinterpret_cast<char *>(&m_message[0]), m_message.size()
);
buffer.write_var_int(m_signature.size());
buffer.write_bytes(
reinterpret_cast<char *>(&m_signature[0]), m_signature.size()
);
}