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fteqw/fteqtv/rcon.c

487 lines
8.9 KiB
C
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#include "qtv.h"
#define MAX_INFO_KEY 64
char *Info_ValueForKey (char *s, const char *key, char *buffer, int buffersize)
{
char pkey[1024];
char *o;
if (*s == '\\')
s++;
while (1)
{
o = pkey;
while (*s != '\\')
{
if (!*s)
{
*buffer='\0';
return buffer;
}
*o++ = *s++;
if (o+2 >= pkey+sizeof(pkey)) //hrm. hackers at work..
{
*buffer='\0';
return buffer;
}
}
*o = 0;
s++;
o = buffer;
while (*s != '\\' && *s)
{
if (!*s)
{
*buffer='\0';
return buffer;
}
*o++ = *s++;
if (o+2 >= buffer+buffersize) //hrm. hackers at work..
{
*buffer='\0';
return buffer;
}
}
*o = 0;
if (!strcmp (key, pkey) )
return buffer;
if (!*s)
{
*buffer='\0';
return buffer;
}
s++;
}
}
void Info_RemoveKey (char *s, const char *key)
{
char *start;
char pkey[1024];
char value[1024];
char *o;
if (strstr (key, "\\"))
{
printf ("Key has a slash\n");
return;
}
while (1)
{
start = s;
if (*s == '\\')
s++;
o = pkey;
while (*s != '\\')
{
if (!*s)
return;
*o++ = *s++;
}
*o = 0;
s++;
o = value;
while (*s != '\\' && *s)
{
if (!*s)
return;
*o++ = *s++;
}
*o = 0;
if (!strcmp (key, pkey) )
{
strcpy (start, s); // remove this part
return;
}
if (!*s)
return;
}
}
void Info_SetValueForStarKey (char *s, const char *key, const char *value, int maxsize)
{
char newv[1024], *v;
int c;
#ifdef SERVERONLY
extern cvar_t sv_highchars;
#endif
if (strstr (key, "\\") || strstr (value, "\\") )
{
printf ("Key has a slash\n");
return;
}
if (strstr (key, "\"") || strstr (value, "\"") )
{
printf ("Key has a quote\n");
return;
}
if (strlen(key) >= MAX_INFO_KEY || strlen(value) >= MAX_INFO_KEY)
{
printf ("Key or value is too long\n");
return;
}
// this next line is kinda trippy
/* if (*(v = Info_ValueForKey(s, key)))
{
// key exists, make sure we have enough room for new value, if we don't,
// don't change it!
if (strlen(value) - strlen(v) + strlen(s) + 1 > maxsize)
{
Con_TPrintf (TL_INFOSTRINGTOOLONG);
return;
}
}
*/
Info_RemoveKey (s, key);
if (!value || !strlen(value))
return;
_snprintf (newv, sizeof(newv)-1, "\\%s\\%s", key, value);
newv[sizeof(newv)-1] = '\0';
if ((int)(strlen(newv) + strlen(s) + 1) > maxsize)
{
printf ("info buffer is too small\n");
return;
}
// only copy ascii values
s += strlen(s);
v = newv;
while (*v)
{
c = (unsigned char)*v++;
// c &= 127; // strip high bits
if (c > 13) // && c < 127)
*s++ = c;
}
*s = 0;
}
#define DEFAULT_PUNCTUATION "(,{})(\':;=!><&|+"
char *COM_ParseToken (char *data, char *out, int outsize, const char *punctuation)
{
int c;
int len;
if (!punctuation)
punctuation = DEFAULT_PUNCTUATION;
len = 0;
out[0] = 0;
if (!data)
return NULL;
// skip whitespace
skipwhite:
while ( (c = *data) <= ' ')
{
if (c == 0)
return NULL; // end of file;
data++;
}
// skip // comments
if (c=='/')
{
if (data[1] == '/')
{
while (*data && *data != '\n')
data++;
goto skipwhite;
}
else if (data[1] == '*')
{
data+=2;
while (*data && (*data != '*' || data[1] != '/'))
data++;
data+=2;
goto skipwhite;
}
}
// handle quoted strings specially
if (c == '\"')
{
data++;
while (1)
{
if (len >= outsize-1)
{
out[len] = '\0';
return data;
}
c = *data++;
if (c=='\"' || !c)
{
out[len] = 0;
return data;
}
out[len] = c;
len++;
}
}
// parse single characters
if (strchr(punctuation, c))
{
out[len] = c;
len++;
out[len] = 0;
return data+1;
}
// parse a regular word
do
{
if (len >= outsize-1)
break;
out[len] = c;
data++;
len++;
c = *data;
if (strchr(punctuation, c))
break;
} while (c>32);
out[len] = 0;
return data;
}
char *Rcon_Command(sv_t *qtv, char *command, char *buffer, int sizeofbuffer, qboolean localcommand)
{
#define TOKENIZE_PUNCTUATION ""
int i;
#define MAX_ARGS 8
#define ARG_LEN 512
char arg[MAX_ARGS][ARG_LEN];
for (i = 0; i < MAX_ARGS; i++)
command = COM_ParseToken(command, arg[i], ARG_LEN, TOKENIZE_PUNCTUATION);
buffer[0] = '\0';
if (!strcmp(arg[0], "status"))
{
strcat(buffer, "\n");
strcat(buffer, "Server: ");
strcat(buffer, qtv->server);
strcat(buffer, "\n");
if (qtv->file)
strcat(buffer, "Playing from file\n");
if (qtv->sourcesock != INVALID_SOCKET)
strcat(buffer, "Connected\n");
if (qtv->parsingconnectiondata)
strcat(buffer, "Waiting for gamestate\n");
if (qtv->listenmvd != INVALID_SOCKET)
{
strcat(buffer, "Listening for proxies (");
sprintf(arg[0], "%i", qtv->tcplistenportnum);
strcat(buffer, arg[0]);
strcat(buffer, ")\n");
}
if (qtv->qwdsocket != INVALID_SOCKET)
{
strcat(buffer, "Listening for qwcl (");
sprintf(arg[0], "%i", qtv->qwlistenportnum);
strcat(buffer, arg[0]);
strcat(buffer, ")\n");
}
if (qtv->bsp)
{
strcat(buffer, "BSP (");
strcat(buffer, qtv->mapname);
strcat(buffer, ") is loaded\n");
}
strcat(buffer, "Options:\n");
if (qtv->chokeonnotupdated)
strcat(buffer, " Choke\n");
if (qtv->lateforward)
strcat(buffer, " Late forwarding\n");
if (!qtv->notalking)
strcat(buffer, " Talking allowed\n");
strcat(buffer, "\n");
return buffer;
}
else if (!strcmp(arg[0], "option"))
{
if (!*arg[1])
return "option X Y\nWhere X is choke/late/talking/hostname/nobsp and Y is (mostly) 0/1\n";
if (!strcmp(arg[1], "choke"))
qtv->chokeonnotupdated = !!atoi(arg[2]);
else if (!strcmp(arg[1], "late"))
qtv->lateforward = !!atoi(arg[2]);
else if (!strcmp(arg[1], "talking"))
qtv->notalking = !atoi(arg[2]);
else if (!strcmp(arg[1], "nobsp"))
{
qtv->nobsp = !!atoi(arg[2]);
return "nobsp will change at start of next map\n";
}
else if (!strcmp(arg[1], "hostname"))
{
strncpy(qtv->hostname, arg[2], sizeof(qtv->hostname)-1);
return "hostname will change at start of next map\n"; //I'm too lazy to alter the serverinfo here.
}
else if (!strcmp(arg[1], "master"))
{
netadr_t addr;
strncpy(qtv->master, arg[2], sizeof(qtv->master)-1);
qtv->mastersendtime = qtv->curtime;
if (NET_StringToAddr(arg[1], &addr))
NET_SendPacket (qtv->qwdsocket, 1, "k", addr);
}
else
return "Option not recognised\n";
return "Set\n";
}
else if (!strcmp(arg[0], "connect"))
{
if (!*arg[1])
return "connect requires an ip:port parameter\n";
if (QTV_Connect(qtv, arg[1]))
return "Connected, waiting for data\n";
else
return "Failed (will keep trying)\n";
}
else if (!strcmp(arg[0], "file") || !strcmp(arg[0], "play") || !strcmp(arg[0], "playdemo"))
{
if (!*arg[1])
return "file requires a filename on the proxy's machine\n";
if (!localcommand)
if (*arg[1] == '\\' || *arg[1] == '/' || strstr(arg[1], "..") || arg[1][1] == ':')
return "Absolute paths are prohibited.\n";
memmove(arg[1]+5, arg[1], sizeof(arg[1])-6);
strncpy(arg[1], "file:", 5);
if (QTV_Connect(qtv, arg[1]))
return "File opened successfully\n";
else
return "Failed (will keep trying)\n";
}
else if (!strcmp(arg[0], "record"))
{
if (!*arg[1])
return "record requires a filename on the proxy's machine\n";
if (!localcommand)
if (*arg[1] == '\\' || *arg[1] == '/' || strstr(arg[1], "..") || arg[1][1] == ':')
return "Absolute paths are prohibited.\n";
if (Net_FileProxy(qtv, arg[1]))
return "Recording to disk\n";
else
return "Failed to open file\n";
}
else if (!strcmp(arg[0], "stop"))
{
if (Net_StopFileProxy(qtv))
return "stopped\n";
else
return "not recording to disk\n";
}
else if (!strcmp(arg[0], "help"))
{
return "FTEQTV proxy\nValid commands: connect, file, status, option\n";
}
else if (!strcmp(arg[0], "reconnect"))
{
if (QTV_Connect(qtv, qtv->server))
return "Reconnected\n";
else
return "Failed to reconnect (will keep trying)\n";
}
else if (!strcmp(arg[0], "mvdport"))
{
int news;
int newp = atoi(arg[1]);
news = Net_MVDListen(newp);
if (news != INVALID_SOCKET)
{
closesocket(qtv->listenmvd);
qtv->listenmvd = news;
qtv->tcplistenportnum = newp;
return "Opened tcp port\n";
}
else
return "Failed to open tcp port\n";
}
else if (!strcmp(arg[0], "ping"))
{
netadr_t addr;
if (NET_StringToAddr(arg[1], &addr))
{
NET_SendPacket (qtv->qwdsocket, 1, "k", addr);
return "pinged\n";
}
return "couldn't resolve\n";
}
else if (!strcmp(arg[0], "port"))
{
int news;
int newp = atoi(arg[1]);
news = QW_InitUDPSocket(newp);
if (news != INVALID_SOCKET)
{
qtv->mastersendtime = qtv->curtime;
closesocket(qtv->qwdsocket);
qtv->qwdsocket = news;
qtv->qwlistenportnum = newp;
return "Opened udp port\n";
}
else
return "Failed to open udp port\n";
}
else if (!strcmp(arg[0], "password"))
{
if (!localcommand)
return "Rejecting rcon password change.\n";
strncpy(qtv->password, arg[1], sizeof(qtv->password)-1);
return "Password changed.\n";
}
else
return "Unrecognised command.\n";
}
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