From 77518973bb9e163896c811336be11abd7346a360 Mon Sep 17 00:00:00 2001
From: Simon Howard
Date: Wed, 10 Sep 2008 23:01:59 +0000
Subject: Add missing d_mode.[ch].

Subversion-branch: /branches/raven-branch
Subversion-revision: 1220
---
 src/d_mode.c | 91 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 src/d_mode.c

(limited to 'src/d_mode.c')

diff --git a/src/d_mode.c b/src/d_mode.c
new file mode 100644
index 00000000..51e3e345
--- /dev/null
+++ b/src/d_mode.c
@@ -0,0 +1,91 @@
+// Emacs style mode select   -*- C++ -*- 
+//-----------------------------------------------------------------------------
+//
+// Copyright(C) 2005 Simon Howard
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License
+// as published by the Free Software Foundation; either version 2
+// of the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+// 02111-1307, USA.
+//
+// Common code shared between the client and server
+//
+
+
+#include "doomtype.h"
+#include "d_mode.h"
+
+// Table of valid game modes
+
+static struct {
+    GameMission_t mission;
+    GameMode_t mode;
+} valid_modes[] = {
+    { doom,        shareware },
+    { doom,        registered },
+    { doom,        retail },
+    { doom2,       commercial },
+    { pack_tnt,    commercial },
+    { pack_plut,   commercial },
+    { heretic,     shareware },
+    { heretic,     registered },
+    { hexen,       commercial },
+};
+
+// Check that a gamemode+gamemission received over the network is valid.
+
+boolean D_ValidGameMode(GameMission_t mission, GameMode_t mode)
+{
+    int i;
+
+    for (i=0; i<arrlen(valid_modes); ++i)
+    {
+        if (valid_modes[i].mode == mode && valid_modes[i].mission == mission)
+        {
+            return true;
+        }
+    }
+
+    return false;
+}
+
+// Table of valid versions
+
+static struct {
+    GameMission_t mission;
+    GameVersion_t version;
+} valid_versions[] = {
+    { doom,     exe_doom_1_9 },
+    { doom,     exe_ultimate },
+    { doom,     exe_chex },
+    { doom,     exe_final },
+    { heretic,  exe_heretic_1_3 },
+    { hexen,    exe_hexen_1_1 },
+};
+
+boolean D_ValidGameVersion(GameMission_t mission, GameVersion_t version)
+{
+    int i;
+
+    for (i=0; i<arrlen(valid_versions); ++i) 
+    {
+        if (valid_versions[i].mission == mission 
+         && valid_versions[i].version == version)
+        {
+            return true;
+        }
+    }
+
+    return false;
+}
+
-- 
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