81 lines
2.9 KiB
C
81 lines
2.9 KiB
C
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--- code/server/sv_client.c.orig Wed May 31 23:38:47 2006
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+++ code/server/sv_client.c Wed May 31 23:40:24 2006
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@@ -756,28 +756,58 @@
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int curindex;
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int rate;
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int blockspersnap;
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- int idPack, missionPack;
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+ int idPack, missionPack, unreferenced = 1;
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char errorMessage[1024];
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+ char pakbuf[MAX_OSPATH], *pakptr;
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+ const char *referencedPaks;
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+ int numRefPaks;
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if (!*cl->downloadName)
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return; // Nothing being downloaded
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if (!cl->download) {
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- // We open the file here
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+ // Chop off filename extension.
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+ Com_sprintf(pakbuf, sizeof(pakbuf), "%s", cl->downloadName);
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+ pakptr = Q_strrchr(pakbuf, '.');
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- Com_Printf( "clientDownload: %d : begining \"%s\"\n", cl - svs.clients, cl->downloadName );
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+ if (pakptr) {
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+ *pakptr = '\0';
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- missionPack = FS_idPak(cl->downloadName, "missionpack");
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- idPack = missionPack || FS_idPak(cl->downloadName, "baseq3");
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+ // Check for pk3 filename extension
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+ if (!Q_stricmp(pakptr + 1, "pk3")) {
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+ referencedPaks = FS_ReferencedPakNames();
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- if ( !sv_allowDownload->integer || idPack ||
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+ // Check whether the file appears in the list of referenced
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+ // paks to prevent downloading of arbitrary files.
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+ Cmd_TokenizeString(referencedPaks);
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+ numRefPaks = Cmd_Argc();
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+
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+ for (curindex = 0; curindex < numRefPaks; curindex++) {
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+ if (!FS_FilenameCompare(Cmd_Argv(curindex), pakbuf)) {
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+ unreferenced = 0;
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+
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+ // now that we know the file is referenced,
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+ // check whether it's legal to download it.
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+ missionPack = FS_idPak(pakbuf, "missionpack");
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+ idPack = missionPack || FS_idPak(pakbuf, BASEGAME);
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+
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+ break;
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+ }
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+ }
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+ }
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+ }
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+
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+ // We open the file here
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+ if ( !sv_allowDownload->integer || idPack || unreferenced ||
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( cl->downloadSize = FS_SV_FOpenFileRead( cl->downloadName, &cl->download ) ) <= 0 ) {
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// cannot auto-download file
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- if (idPack) {
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+ if (unreferenced) {
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+ Com_sprintf(errorMessage, sizeof(errorMessage), "File \"%s\" is not referenced and cannot be downloaded.", cl->downloadName);
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+ } else if (idPack) {
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Com_Printf("clientDownload: %d : \"%s\" cannot download id pk3 files\n", cl - svs.clients, cl->downloadName);
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if (missionPack) {
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Com_sprintf(errorMessage, sizeof(errorMessage), "Cannot autodownload Team Arena file \"%s\"\n"
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- "The Team Arena mission pack can be found in your local game store.", cl->downloadName);
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+ "The Team Arena mission pack can be found in your local game store.", cl->downloadName);
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}
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else {
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Com_sprintf(errorMessage, sizeof(errorMessage), "Cannot autodownload id pk3 file \"%s\"", cl->downloadName);
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@@ -808,7 +838,9 @@
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*cl->downloadName = 0;
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return;
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}
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-
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+
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+ Com_Printf( "clientDownload: %d : beginning \"%s\"\n", cl - svs.clients, cl->downloadName );
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+
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// Init
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cl->downloadCurrentBlock = cl->downloadClientBlock = cl->downloadXmitBlock = 0;
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cl->downloadCount = 0;
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