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engine: client: add function for parsing common protocol messages, which structure is enforced by server DLL compatibility

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This commit is contained in:
Alibek Omarov
2024-10-14 04:13:10 +03:00
parent 67c898f9ad
commit 5ceab059dc
4 changed files with 61 additions and 85 deletions
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engine/client/cl_parse.c
+52 -27
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@@ -2388,6 +2388,54 @@ ACTION MESSAGES
=====================================================================
*/
/*
============
CL_ParseCommonDLLMessage
parse a message which structure is enforced by DLL compatibility
it should always be the same regardless of protocol used
============
*/
qboolean CL_ParseCommonDLLMessage( sizebuf_t *msg, connprotocol_t proto, int svc_num, int startoffset )
{
int param1, param2;
switch( svc_num )
{
case svc_temp_entity:
CL_ParseTempEntity( msg, proto ); // need protocol because message header differs
cl.frames[cl.parsecountmod].graphdata.tentities += MSG_GetNumBytesRead( msg ) - startoffset;
break;
case svc_intermission:
cl.intermission = 1;
break;
case svc_cdtrack:
param1 = MSG_ReadByte( msg );
param1 = bound( 1, param1, MAX_CDTRACKS ); // tracknum
param2 = MSG_ReadByte( msg );
param2 = bound( 1, param2, MAX_CDTRACKS ); // loopnum
S_StartBackgroundTrack( clgame.cdtracks[param1-1], clgame.cdtracks[param2-1], 0, false );
break;
case svc_weaponanim:
param1 = MSG_ReadByte( msg ); // iAnim
param2 = MSG_ReadByte( msg ); // body
CL_WeaponAnim( param1, param2 );
break;
case svc_roomtype:
param1 = MSG_ReadShort( msg );
Cvar_SetValue( "room_type", param1 );
break;
case svc_director:
CL_ParseDirector( msg );
break;
default:
return false;
}
return true;
}
/*
=====================
CL_ParseServerMessage
@@ -2398,7 +2446,7 @@ dispatch messages
void CL_ParseServerMessage( sizebuf_t *msg )
{
size_t bufStart, playerbytes;
int cmd, param1, param2;
int cmd;
int old_background;
const char *s;
@@ -2423,6 +2471,9 @@ void CL_ParseServerMessage( sizebuf_t *msg )
// record command for debugging spew on parse problem
CL_Parse_RecordCommand( cmd, bufStart );
if( CL_ParseCommonDLLMessage( msg, PROTO_CURRENT, cmd, bufStart ))
continue;
// other commands
switch( cmd )
{
@@ -2550,10 +2601,6 @@ void CL_ParseServerMessage( sizebuf_t *msg )
case svc_spawnbaseline:
CL_ParseBaseline( msg, PROTO_CURRENT );
break;
case svc_temp_entity:
CL_ParseTempEntity( msg, PROTO_CURRENT );
cl.frames[cl.parsecountmod].graphdata.tentities += MSG_GetNumBytesRead( msg ) - bufStart;
break;
case svc_setpause:
cl.paused = ( MSG_ReadOneBit( msg ) != 0 );
break;
@@ -2563,37 +2610,18 @@ void CL_ParseServerMessage( sizebuf_t *msg )
case svc_centerprint:
CL_CenterPrint( MSG_ReadString( msg ), 0.25f );
break;
case svc_intermission:
cl.intermission = 1;
break;
case svc_finale:
CL_ParseFinaleCutscene( msg, 2 );
break;
case svc_cdtrack:
param1 = MSG_ReadByte( msg );
param1 = bound( 1, param1, MAX_CDTRACKS ); // tracknum
param2 = MSG_ReadByte( msg );
param2 = bound( 1, param2, MAX_CDTRACKS ); // loopnum
S_StartBackgroundTrack( clgame.cdtracks[param1-1], clgame.cdtracks[param2-1], 0, false );
break;
case svc_restore:
CL_ParseRestore( msg );
break;
case svc_cutscene:
CL_ParseFinaleCutscene( msg, 3 );
break;
case svc_weaponanim:
param1 = MSG_ReadByte( msg ); // iAnim
param2 = MSG_ReadByte( msg ); // body
CL_WeaponAnim( param1, param2 );
break;
case svc_bspdecal:
CL_ParseStaticDecal( msg );
break;
case svc_roomtype:
param1 = MSG_ReadShort( msg );
Cvar_SetValue( "room_type", param1 );
break;
case svc_addangle:
CL_ParseAddAngle( msg );
break;
@@ -2638,9 +2666,6 @@ void CL_ParseServerMessage( sizebuf_t *msg )
case svc_hltv:
CL_ParseHLTV( msg );
break;
case svc_director:
CL_ParseDirector( msg );
break;
case svc_voiceinit:
CL_ParseVoiceInit( msg );
break;