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Merge branch 'modid' into 'next'

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Put a mod name in SERVERINFO

See merge request STJr/SRB2!577
This commit is contained in:
James R 2019-12-30 15:41:08 -05:00
commit 80bb6fe7a0
3 changed files with 51 additions and 0 deletions
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25
src/d_clisrv.c
View file

@ -1265,8 +1265,12 @@ static boolean CL_SendJoin(void)
if (splitscreen || botingame)
localplayers++;
netbuffer->u.clientcfg.localplayers = localplayers;
netbuffer->u.clientcfg._255 = 255;
netbuffer->u.clientcfg.packetversion = PACKETVERSION;
netbuffer->u.clientcfg.version = VERSION;
netbuffer->u.clientcfg.subversion = SUBVERSION;
strncpy(netbuffer->u.clientcfg.application, SRB2APPLICATION,
sizeof netbuffer->u.clientcfg.application);
strncpy(netbuffer->u.clientcfg.names[0], cv_playername.zstring, MAXPLAYERNAME);
strncpy(netbuffer->u.clientcfg.names[1], cv_playername2.zstring, MAXPLAYERNAME);
return HSendPacket(servernode, true, 0, sizeof (clientconfig_pak));
@ -1277,8 +1281,12 @@ static void SV_SendServerInfo(INT32 node, tic_t servertime)
UINT8 *p;
netbuffer->packettype = PT_SERVERINFO;
netbuffer->u.serverinfo._255 = 255;
netbuffer->u.serverinfo.packetversion = PACKETVERSION;
netbuffer->u.serverinfo.version = VERSION;
netbuffer->u.serverinfo.subversion = SUBVERSION;
strncpy(netbuffer->u.serverinfo.application, SRB2APPLICATION,
sizeof netbuffer->u.serverinfo.application);
// return back the time value so client can compute their ping
netbuffer->u.serverinfo.time = (tic_t)LONG(servertime);
netbuffer->u.serverinfo.leveltime = (tic_t)LONG(leveltime);
@ -1712,12 +1720,21 @@ static void SL_InsertServer(serverinfo_pak* info, SINT8 node)
if (serverlistcount >= MAXSERVERLIST)
return; // list full
if (info->_255 != 255)
return;/* old packet format */
if (info->packetversion != PACKETVERSION)
return;/* old new packet format */
if (info->version != VERSION)
return; // Not same version.
if (info->subversion != SUBVERSION)
return; // Close, but no cigar.
if (strcmp(info->application, SRB2APPLICATION))
return;/* that's a different mod */
i = serverlistcount++;
}
@ -3509,6 +3526,12 @@ static void HandleConnect(SINT8 node)
if (bannednode && bannednode[node])
SV_SendRefuse(node, M_GetText("You have been banned\nfrom the server"));
else if (netbuffer->u.clientcfg._255 != 255 ||
netbuffer->u.clientcfg.packetversion != PACKETVERSION)
SV_SendRefuse(node, "Incompatible packet formats.");
else if (strncmp(netbuffer->u.clientcfg.application, SRB2APPLICATION,
sizeof netbuffer->u.clientcfg.application))
SV_SendRefuse(node, "Different SRB2 modifications\nare not compatible.");
else if (netbuffer->u.clientcfg.version != VERSION
|| netbuffer->u.clientcfg.subversion != SUBVERSION)
SV_SendRefuse(node, va(M_GetText("Different SRB2 versions cannot\nplay a netgame!\n(server version %d.%d.%d)"), VERSION/100, VERSION%100, SUBVERSION));
@ -3631,6 +3654,8 @@ static void HandleServerInfo(SINT8 node)
const tic_t ticdiff = (ticnow - ticthen)*1000/NEWTICRATE;
netbuffer->u.serverinfo.time = (tic_t)LONG(ticdiff);
netbuffer->u.serverinfo.servername[MAXSERVERNAME-1] = 0;
netbuffer->u.serverinfo.application
[sizeof netbuffer->u.serverinfo.application - 1] = '\0';
SL_InsertServer(&netbuffer->u.serverinfo, node);
}

23
src/d_clisrv.h
View file

@ -19,6 +19,16 @@
#include "tables.h"
#include "d_player.h"
/*
The 'packet version' may be used with packets whose
format is expected to change between versions.
This version is independent of the mod name, and standard
version and subversion. It should only account for the
basic fields of the packet, and change infrequently.
*/
#define PACKETVERSION 0
// Network play related stuff.
// There is a data struct that stores network
// communication related stuff, and another
@ -320,8 +330,13 @@ typedef struct {
#pragma warning(default : 4200)
#endif
#define MAXAPPLICATION 16
typedef struct
{
UINT8 _255;/* see serverinfo_pak */
UINT8 packetversion;
char application[MAXAPPLICATION];
UINT8 version; // Different versions don't work
UINT8 subversion; // Contains build version
UINT8 localplayers;
@ -334,6 +349,14 @@ typedef struct
// This packet is too large
typedef struct
{
/*
In the old packet, 'version' is the first field. Now that field is set
to 255 always, so older versions won't be confused with the new
versions or vice-versa.
*/
UINT8 _255;
UINT8 packetversion;
char application[MAXAPPLICATION];
UINT8 version;
UINT8 subversion;
UINT8 numberofplayer;

3
src/doomdef.h
View file

@ -130,6 +130,9 @@ extern FILE *logstream;
extern char logfilename[1024];
#endif
/* A mod name to further distinguish versions. */
#define SRB2APPLICATION "SRB2"
//#define DEVELOP // Disable this for release builds to remove excessive cheat commands and enable MD5 checking and stuff, all in one go. :3
#ifdef DEVELOP
#define VERSION 0 // Game version