tibia-client/src/framework/net/inputmessage.cpp

73 lines
1.2 KiB
C++

#include "inputmessage.h"
InputMessage::InputMessage()
{
reset();
}
void InputMessage::reset()
{
m_readPos = 0;
m_messageSize = 2;
}
uint8 InputMessage::getU8(bool blockReadPos)
{
assert(canRead(1));
uint8 v = m_buffer[m_readPos];
if(!blockReadPos)
m_readPos += 1;
return v;
}
uint16 InputMessage::getU16(bool blockReadPos)
{
assert(canRead(2));
uint16 v = *(uint16_t*)(m_buffer + m_readPos);
if(!blockReadPos)
m_readPos += 2;
return v;
}
uint32 InputMessage::getU32(bool blockReadPos)
{
assert(canRead(4));
uint32 v = *(uint32*)(m_buffer + m_readPos);
if(!blockReadPos)
m_readPos += 4;
return v;
}
uint64 InputMessage::getU64(bool blockReadPos)
{
assert(canRead(8));
uint64 v = *(uint64*)(m_buffer + m_readPos);
if(!blockReadPos)
m_readPos += 8;
return v;
}
std::string InputMessage::getString()
{
uint16 stringLength = getU16();
assert(canRead(stringLength));
char* v = (char*)(m_buffer + m_readPos);
m_readPos += stringLength;
return std::string(v, stringLength);
}
bool InputMessage::canRead(int bytes)
{
if((m_readPos + bytes > m_messageSize) || (m_readPos + bytes > BUFFER_MAXSIZE))
return false;
return true;
}