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103 lines
2 KiB
C++
103 lines
2 KiB
C++
#include "protocol_ex.h"
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#include "config.h"
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#include "protocol.h"
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#include "uuid_manager.h"
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#include <new>
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void RegisterUuids(CUuidManager *pManager)
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{
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#define UUID(id, name) pManager->RegisterName(id, name);
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#include "protocol_ex_msgs.h"
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#undef UUID
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}
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int UnpackMessageID(int *pID, bool *pSys, struct CUuid *pUuid, CUnpacker *pUnpacker, CMsgPacker *pPacker)
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{
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*pID = 0;
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*pSys = false;
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mem_zero(pUuid, sizeof(*pUuid));
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int MsgID = pUnpacker->GetInt();
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if(pUnpacker->Error())
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{
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return UNPACKMESSAGE_ERROR;
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}
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*pID = MsgID >> 1;
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*pSys = MsgID & 1;
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if(*pID < 0 || *pID >= OFFSET_UUID)
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{
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return UNPACKMESSAGE_ERROR;
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}
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if(*pID != 0) // NETMSG_EX, NETMSGTYPE_EX
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{
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return UNPACKMESSAGE_OK;
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}
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*pID = g_UuidManager.UnpackUuid(pUnpacker, pUuid);
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if(*pID == UUID_INVALID || *pID == UUID_UNKNOWN)
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{
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return UNPACKMESSAGE_ERROR;
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}
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if(*pSys)
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{
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switch(*pID)
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{
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case NETMSG_WHATIS:
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{
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CUuid Uuid2;
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int ID2 = g_UuidManager.UnpackUuid(pUnpacker, &Uuid2);
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if(ID2 == UUID_INVALID)
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{
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break;
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}
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if(ID2 == UUID_UNKNOWN)
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{
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new (pPacker) CMsgPacker(NETMSG_IDONTKNOW);
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pPacker->AddRaw(&Uuid2, sizeof(Uuid2));
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}
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else
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{
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new (pPacker) CMsgPacker(NETMSG_ITIS);
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pPacker->AddRaw(&Uuid2, sizeof(Uuid2));
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pPacker->AddString(g_UuidManager.GetName(ID2), 0);
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}
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return UNPACKMESSAGE_ANSWER;
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}
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case NETMSG_IDONTKNOW:
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if(g_Config.m_Debug)
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{
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CUuid Uuid2;
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g_UuidManager.UnpackUuid(pUnpacker, &Uuid2);
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if(pUnpacker->Error())
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break;
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char aBuf[UUID_MAXSTRSIZE];
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FormatUuid(Uuid2, aBuf, sizeof(aBuf));
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dbg_msg("uuid", "peer: unknown %s", aBuf);
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}
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break;
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case NETMSG_ITIS:
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if(g_Config.m_Debug)
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{
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CUuid Uuid2;
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g_UuidManager.UnpackUuid(pUnpacker, &Uuid2);
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const char *pName = pUnpacker->GetString(CUnpacker::SANITIZE_CC);
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if(pUnpacker->Error())
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break;
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char aBuf[UUID_MAXSTRSIZE];
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FormatUuid(Uuid2, aBuf, sizeof(aBuf));
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dbg_msg("uuid", "peer: %s %s", aBuf, pName);
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}
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break;
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}
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}
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return UNPACKMESSAGE_OK;
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}
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