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This commit is contained in:
Mordred 2018-06-07 20:33:06 +02:00
parent 1bde2bd802
commit f29671911e
4 changed files with 167 additions and 185 deletions

View file

@ -7,16 +7,17 @@
#include <boost/format.hpp>
#include "Util/Util.h"
Core::Network::Packets::GamePacket::GamePacket( uint16_t subType, uint16_t size, uint32_t id1, uint32_t id2, uint16_t type )
Core::Network::Packets::GamePacket::GamePacket( uint16_t subType, uint16_t size,
uint32_t id1, uint32_t id2, uint16_t type )
{
m_dataBuf = std::vector< uint8_t >( size );
memset( &m_segHdr, 0, sizeof( m_segHdr ) );
setHeader( size, type, id1, id2, subType, 0x00 );
}
void Core::Network::Packets::GamePacket::setHeader( uint16_t size, uint16_t type, uint32_t id1, uint32_t id2, uint16_t subType, uint32_t unknown )
void Core::Network::Packets::GamePacket::setHeader( uint16_t size, uint16_t type, uint32_t id1,
uint32_t id2, uint16_t subType, uint32_t unknown )
{
m_segHdr.size = size;
@ -67,7 +68,10 @@ Core::Network::Packets::GamePacket::GamePacket( const Packets::FFXIVARR_PACKET_R
m_segHdr = packetData.segHdr;
m_dataBuf = std::vector< uint8_t >( m_segHdr.size );
memcpy( &m_dataBuf[0] + sizeof( Packets::FFXIVARR_PACKET_SEGMENT_HEADER ), &packetData.data[0], m_segHdr.size - sizeof( Packets::FFXIVARR_PACKET_SEGMENT_HEADER ) );
memcpy( &m_dataBuf[0] + sizeof( Packets::FFXIVARR_PACKET_SEGMENT_HEADER ),
&packetData.data[0],
m_segHdr.size - sizeof( Packets::FFXIVARR_PACKET_SEGMENT_HEADER ) );
memcpy( &m_dataBuf[0], &m_segHdr, sizeof( Packets::FFXIVARR_PACKET_SEGMENT_HEADER ) );
m_subType = *reinterpret_cast< uint16_t* >( &m_dataBuf[0] + 0x12 );

View file

@ -32,15 +32,15 @@ using ChatChannelPacket = GamePacketNew< T, ServerChatIpcType >;
* The base implementation of a game packet. Needed for parsing packets.
*/
template < typename T1 >
class FFXIVPacketBase
class FFXIVIpcPacketBase
{
public:
virtual ~FFXIVPacketBase() = default;
virtual ~FFXIVIpcPacketBase() = default;
/**
* @brief Gets the IPC type of this packet. (Useful for determining the
* type of a parsed packet.)
*/
virtual T1 ipcType( void ) = 0;
virtual T1 ipcType() = 0;
};
/**
@ -50,7 +50,7 @@ public:
* 32 byte header information.)
*/
template < typename T, typename T1 >
class GamePacketNew : public FFXIVPacketBase< T1 >
class GamePacketNew : public FFXIVIpcPacketBase< T1 >
{
public:
/**
@ -96,7 +96,7 @@ protected:
};
public:
virtual T1 ipcType( void )
virtual T1 ipcType()
{
return static_cast< T1 >( m_data._ServerIpcType );
};

View file

@ -5,13 +5,7 @@
using namespace Core::Network::Packets;
namespace Core
{
namespace Network
{
namespace Packets
{
PacketParseResult getHeader( const std::vector< uint8_t > &buffer,
PacketParseResult Core::Network::Packets::getHeader( const std::vector< uint8_t > &buffer,
const uint32_t offset,
FFXIVARR_PACKET_HEADER &header )
{
@ -31,7 +25,7 @@ namespace Core
return Success;
}
PacketParseResult getSegmentHeader( const std::vector< uint8_t > &buffer,
PacketParseResult Core::Network::Packets::getSegmentHeader( const std::vector< uint8_t > &buffer,
const uint32_t offset,
FFXIVARR_PACKET_SEGMENT_HEADER &header )
{
@ -48,7 +42,7 @@ namespace Core
return Success;
}
PacketParseResult getPackets( const std::vector< uint8_t > &buffer,
PacketParseResult Core::Network::Packets::getPackets( const std::vector< uint8_t > &buffer,
const uint32_t offset,
const FFXIVARR_PACKET_HEADER &packetHeader,
std::vector< FFXIVARR_PACKET_RAW > &packets )
@ -87,7 +81,7 @@ namespace Core
return Success;
}
PacketParseResult getPacket( const std::vector< uint8_t > &buffer, const uint32_t offset,
PacketParseResult Core::Network::Packets::getPacket( const std::vector< uint8_t > &buffer, const uint32_t offset,
FFXIVARR_PACKET_RAW &packet )
{
// Copy segment header
@ -109,7 +103,7 @@ namespace Core
return Success;
}
bool checkHeader( const FFXIVARR_PACKET_HEADER &header )
bool Core::Network::Packets::checkHeader( const FFXIVARR_PACKET_HEADER &header )
{
// Max size of the packet is capped at 1MB for now.
if( header.size > 1 * 1024 * 1024 )
@ -122,7 +116,7 @@ namespace Core
return true;
}
bool checkSegmentHeader( const FFXIVARR_PACKET_SEGMENT_HEADER &header )
bool Core::Network::Packets::checkSegmentHeader( const FFXIVARR_PACKET_SEGMENT_HEADER &header )
{
// Max size of individual message is capped at 256KB for now.
if( header.size > 256 * 1024 )
@ -130,6 +124,3 @@ namespace Core
return true;
}
}
}
}

View file

@ -2,12 +2,10 @@
#define _GAMEPACKETPARSER_H
#include "CommonNetwork.h"
namespace Core
{
namespace Network
{
namespace Packets
{
namespace Core {
namespace Network {
namespace Packets {
enum PacketParseResult
{
/// Dissected game packet successfully
@ -22,36 +20,25 @@ namespace Core
/// Read packet header from buffer with given offset.
/// Buffer with given offset must be pointing to start of the new FFXIV packet.
PacketParseResult getHeader(
const std::vector< uint8_t > &buffer,
const uint32_t offset,
FFXIVARR_PACKET_HEADER &header
);
PacketParseResult getHeader( const std::vector< uint8_t > &buffer, const uint32_t offset,
FFXIVARR_PACKET_HEADER &header );
/// Read packet header from buffer with given offset.
/// Buffer with given offset must be pointing to start of FFXIVARR_PACKET_SEGMENT_HEADER data.
/// Keep in mind that this function does check for data validity. Call checkSegmentHeader() if that's needed.
PacketParseResult getSegmentHeader(
const std::vector< uint8_t > &buffer,
const uint32_t offset,
FFXIVARR_PACKET_SEGMENT_HEADER &header
);
PacketParseResult getSegmentHeader( const std::vector< uint8_t > &buffer, const uint32_t offset,
FFXIVARR_PACKET_SEGMENT_HEADER &header );
/// Read packets from the buffer with given offset.
/// Buffer with given offset must be pointing to end of FFXIVARR_PACKET_HEADER data.
PacketParseResult getPackets(
const std::vector< uint8_t > &buffer,
const uint32_t offset,
PacketParseResult getPackets( const std::vector< uint8_t > &buffer, const uint32_t offset,
const FFXIVARR_PACKET_HEADER &header,
std::vector< Packets::FFXIVARR_PACKET_RAW > &packets );
/// Read single packet from the buffer with given offset.
/// Buffer with an offset must be pointing to start of FFXIVARR_PACKET_SEGMENT_HEADER data.
PacketParseResult getPacket(
const std::vector< uint8_t > &buffer,
const uint32_t offset,
FFXIVARR_PACKET_RAW &packet
);
PacketParseResult getPacket( const std::vector< uint8_t > &buffer, const uint32_t offset,
FFXIVARR_PACKET_RAW &packet );
bool checkHeader(const FFXIVARR_PACKET_HEADER &header);
bool checkSegmentHeader(const FFXIVARR_PACKET_SEGMENT_HEADER &header);