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dxx-rebirth/similar/main/config.cpp
Kp 681a6b3a9d Fix crash loading descent.cfg with bare equal 
Remove obsolete check for trailing newlines in strings.  Fix failure to
null terminate strings.  Refuse overlong strings.  Refuse integers with
trailing garbage.  Refuse integers out of range.
2014-12-22 04:35:47 +00:00

282 lines
11 KiB
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/*
* Portions of this file are copyright Rebirth contributors and licensed as
* described in COPYING.txt.
* Portions of this file are copyright Parallax Software and licensed
* according to the Parallax license below.
* See COPYING.txt for license details.
THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
*/
/*
*
* contains routine(s) to read in the configuration file which contains
* game configuration stuff like detail level, sound card, etc
*
*/
#include <memory>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include "config.h"
#include "pstypes.h"
#include "game.h"
#include "songs.h"
#include "kconfig.h"
#include "palette.h"
#include "args.h"
#include "player.h"
#include "mission.h"
#include "u_mem.h"
#include "physfsx.h"
#include "nvparse.h"
#include "compiler-make_unique.h"
struct Cfg GameCfg;
#define DigiVolumeStr "DigiVolume"
#define MusicVolumeStr "MusicVolume"
#define ReverseStereoStr "ReverseStereo"
#define OrigTrackOrderStr "OrigTrackOrder"
#define MusicTypeStr "MusicType"
#define CMLevelMusicPlayOrderStr "CMLevelMusicPlayOrder"
#define CMLevelMusicTrack0Str "CMLevelMusicTrack0"
#define CMLevelMusicTrack1Str "CMLevelMusicTrack1"
#define CMLevelMusicPathStr "CMLevelMusicPath"
#define CMMiscMusic0Str "CMMiscMusic0"
#define CMMiscMusic1Str "CMMiscMusic1"
#define CMMiscMusic2Str "CMMiscMusic2"
#define CMMiscMusic3Str "CMMiscMusic3"
#define CMMiscMusic4Str "CMMiscMusic4"
#define GammaLevelStr "GammaLevel"
#define LastPlayerStr "LastPlayer"
#define LastMissionStr "LastMission"
#define ResolutionXStr "ResolutionX"
#define ResolutionYStr "ResolutionY"
#define AspectXStr "AspectX"
#define AspectYStr "AspectY"
#define WindowModeStr "WindowMode"
#define TexFiltStr "TexFilt"
#if defined(DXX_BUILD_DESCENT_II)
#define MovieTexFiltStr "MovieTexFilt"
#define MovieSubtitlesStr "MovieSubtitles"
#endif
#define VSyncStr "VSync"
#define MultisampleStr "Multisample"
#define FPSIndicatorStr "FPSIndicator"
#define GrabinputStr "GrabInput"
int ReadConfigFile()
{
PHYSFS_file *infile;
// set defaults
GameCfg.DigiVolume = 8;
GameCfg.MusicVolume = 8;
GameCfg.ReverseStereo = 0;
GameCfg.OrigTrackOrder = 0;
#if defined(__APPLE__) && defined(__MACH__)
GameCfg.MusicType = MUSIC_TYPE_REDBOOK;
#else
GameCfg.MusicType = MUSIC_TYPE_BUILTIN;
#endif
GameCfg.CMLevelMusicPlayOrder = MUSIC_CM_PLAYORDER_CONT;
GameCfg.CMLevelMusicTrack[0] = -1;
GameCfg.CMLevelMusicTrack[1] = -1;
memset(GameCfg.CMLevelMusicPath,0,PATH_MAX+1);
memset(GameCfg.CMMiscMusic[SONG_TITLE],0,PATH_MAX+1);
memset(GameCfg.CMMiscMusic[SONG_BRIEFING],0,PATH_MAX+1);
memset(GameCfg.CMMiscMusic[SONG_ENDLEVEL],0,PATH_MAX+1);
memset(GameCfg.CMMiscMusic[SONG_ENDGAME],0,PATH_MAX+1);
memset(GameCfg.CMMiscMusic[SONG_CREDITS],0,PATH_MAX+1);
#if defined(__APPLE__) && defined(__MACH__)
GameCfg.OrigTrackOrder = 1;
#if defined(DXX_BUILD_DESCENT_I)
GameCfg.CMLevelMusicPlayOrder = MUSIC_CM_PLAYORDER_LEVEL;
snprintf(GameCfg.CMLevelMusicPath, PATH_MAX, "%s", "descent.m3u");
snprintf(GameCfg.CMMiscMusic[SONG_TITLE], PATH_MAX, "%s%s", PHYSFS_getUserDir(), "Music/iTunes/iTunes Music/Insanity/Descent/02 Primitive Rage.mp3");
snprintf(GameCfg.CMMiscMusic[SONG_CREDITS], PATH_MAX, "%s%s", PHYSFS_getUserDir(), "Music/iTunes/iTunes Music/Insanity/Descent/05 The Darkness Of Space.mp3");
#elif defined(DXX_BUILD_DESCENT_II)
snprintf(GameCfg.CMLevelMusicPath, PATH_MAX, "%s", "descent2.m3u");
snprintf(GameCfg.CMMiscMusic[SONG_TITLE], PATH_MAX, "%s%s", PHYSFS_getUserDir(), "Music/iTunes/iTunes Music/Redbook Soundtrack/Descent II, Macintosh CD-ROM/02 Title.mp3");
snprintf(GameCfg.CMMiscMusic[SONG_CREDITS], PATH_MAX, "%s%s", PHYSFS_getUserDir(), "Music/iTunes/iTunes Music/Redbook Soundtrack/Descent II, Macintosh CD-ROM/03 Crawl.mp3");
#endif
snprintf(GameCfg.CMMiscMusic[SONG_BRIEFING], PATH_MAX, "%s%s", PHYSFS_getUserDir(), "Music/iTunes/iTunes Music/Insanity/Descent/03 Outerlimits.mp3");
snprintf(GameCfg.CMMiscMusic[SONG_ENDLEVEL], PATH_MAX, "%s%s", PHYSFS_getUserDir(), "Music/iTunes/iTunes Music/Insanity/Descent/04 Close Call.mp3");
snprintf(GameCfg.CMMiscMusic[SONG_ENDGAME], PATH_MAX, "%s%s", PHYSFS_getUserDir(), "Music/iTunes/iTunes Music/Insanity/Descent/14 Insanity.mp3");
#endif
GameCfg.GammaLevel = 0;
GameCfg.LastPlayer.fill(0);
memset(GameCfg.LastMission,0,MISSION_NAME_LEN+1);
GameCfg.ResolutionX = 640;
GameCfg.ResolutionY = 480;
GameCfg.AspectX = 3;
GameCfg.AspectY = 4;
GameCfg.WindowMode = 0;
GameCfg.TexFilt = 0;
#if defined(DXX_BUILD_DESCENT_II)
GameCfg.MovieTexFilt = 0;
GameCfg.MovieSubtitles = 0;
#endif
GameCfg.VSync = 0;
GameCfg.Multisample = 0;
GameCfg.FPSIndicator = 0;
GameCfg.Grabinput = 1;
infile = PHYSFSX_openReadBuffered("descent.cfg");
if (infile == NULL) {
return 1;
}
// to be fully safe, assume the whole cfg consists of one big line
for (PHYSFSX_gets_line_t<0> line(PHYSFS_fileLength(infile) + 1); !PHYSFS_eof(infile);)
{
PHYSFSX_fgets(line, infile);
const auto lb = line.begin();
const auto eol = std::find(lb, line.end(), 0);
if (eol == line.end())
continue;
auto eq = std::find(lb, eol, '=');
if (eq == eol)
continue;
auto value = std::next(eq);
if (cmp(lb, eq, DigiVolumeStr))
convert_integer(GameCfg.DigiVolume, value);
else if (cmp(lb, eq, MusicVolumeStr))
convert_integer(GameCfg.MusicVolume, value);
else if (cmp(lb, eq, ReverseStereoStr))
convert_integer(GameCfg.ReverseStereo, value);
else if (cmp(lb, eq, OrigTrackOrderStr))
convert_integer(GameCfg.OrigTrackOrder, value);
else if (cmp(lb, eq, MusicTypeStr))
convert_integer(GameCfg.MusicType, value);
else if (cmp(lb, eq, CMLevelMusicPlayOrderStr))
convert_integer(GameCfg.CMLevelMusicPlayOrder, value);
else if (cmp(lb, eq, CMLevelMusicTrack0Str))
convert_integer(GameCfg.CMLevelMusicTrack[0], value);
else if (cmp(lb, eq, CMLevelMusicTrack1Str))
convert_integer(GameCfg.CMLevelMusicTrack[1], value);
else if (cmp(lb, eq, CMLevelMusicPathStr))
convert_string(GameCfg.CMLevelMusicPath, value, eol);
else if (cmp(lb, eq, CMMiscMusic0Str))
convert_string(GameCfg.CMMiscMusic[SONG_TITLE], value, eol);
else if (cmp(lb, eq, CMMiscMusic1Str))
convert_string(GameCfg.CMMiscMusic[SONG_BRIEFING], value, eol);
else if (cmp(lb, eq, CMMiscMusic2Str))
convert_string(GameCfg.CMMiscMusic[SONG_ENDLEVEL], value, eol);
else if (cmp(lb, eq, CMMiscMusic3Str))
convert_string(GameCfg.CMMiscMusic[SONG_ENDGAME], value, eol);
else if (cmp(lb, eq, CMMiscMusic4Str))
convert_string(GameCfg.CMMiscMusic[SONG_CREDITS], value, eol);
else if (cmp(lb, eq, GammaLevelStr))
{
convert_integer(GameCfg.GammaLevel, value);
gr_palette_set_gamma( GameCfg.GammaLevel );
}
else if (cmp(lb, eq, LastPlayerStr))
GameCfg.LastPlayer.copy_lower(value, std::distance(value, eol));
else if (cmp(lb, eq, LastMissionStr))
convert_string(GameCfg.LastMission, value, eol);
else if (cmp(lb, eq, ResolutionXStr))
convert_integer(GameCfg.ResolutionX, value);
else if (cmp(lb, eq, ResolutionYStr))
convert_integer(GameCfg.ResolutionY, value);
else if (cmp(lb, eq, AspectXStr))
convert_integer(GameCfg.AspectX, value);
else if (cmp(lb, eq, AspectYStr))
convert_integer(GameCfg.AspectY, value);
else if (cmp(lb, eq, WindowModeStr))
convert_integer(GameCfg.WindowMode, value);
else if (cmp(lb, eq, TexFiltStr))
convert_integer(GameCfg.TexFilt, value);
#if defined(DXX_BUILD_DESCENT_II)
else if (cmp(lb, eq, MovieTexFiltStr))
convert_integer(GameCfg.MovieTexFilt, value);
else if (cmp(lb, eq, MovieSubtitlesStr))
convert_integer(GameCfg.MovieSubtitles, value);
#endif
else if (cmp(lb, eq, VSyncStr))
convert_integer(GameCfg.VSync, value);
else if (cmp(lb, eq, MultisampleStr))
convert_integer(GameCfg.Multisample, value);
else if (cmp(lb, eq, FPSIndicatorStr))
convert_integer(GameCfg.FPSIndicator, value);
else if (cmp(lb, eq, GrabinputStr))
convert_integer(GameCfg.Grabinput, value);
}
PHYSFS_close(infile);
if ( GameCfg.DigiVolume > 8 ) GameCfg.DigiVolume = 8;
if ( GameCfg.MusicVolume > 8 ) GameCfg.MusicVolume = 8;
if (GameCfg.ResolutionX >= 320 && GameCfg.ResolutionY >= 200)
Game_screen_mode = SM(GameCfg.ResolutionX,GameCfg.ResolutionY);
return 0;
}
int WriteConfigFile()
{
PHYSFS_file *infile;
GameCfg.GammaLevel = gr_palette_get_gamma();
infile = PHYSFSX_openWriteBuffered("descent.cfg");
if (infile == NULL) {
return 1;
}
PHYSFSX_printf(infile, "%s=%d\n", DigiVolumeStr, GameCfg.DigiVolume);
PHYSFSX_printf(infile, "%s=%d\n", MusicVolumeStr, GameCfg.MusicVolume);
PHYSFSX_printf(infile, "%s=%d\n", ReverseStereoStr, GameCfg.ReverseStereo);
PHYSFSX_printf(infile, "%s=%d\n", OrigTrackOrderStr, GameCfg.OrigTrackOrder);
PHYSFSX_printf(infile, "%s=%d\n", MusicTypeStr, GameCfg.MusicType);
PHYSFSX_printf(infile, "%s=%d\n", CMLevelMusicPlayOrderStr, GameCfg.CMLevelMusicPlayOrder);
PHYSFSX_printf(infile, "%s=%d\n", CMLevelMusicTrack0Str, GameCfg.CMLevelMusicTrack[0]);
PHYSFSX_printf(infile, "%s=%d\n", CMLevelMusicTrack1Str, GameCfg.CMLevelMusicTrack[1]);
PHYSFSX_printf(infile, "%s=%s\n", CMLevelMusicPathStr, GameCfg.CMLevelMusicPath);
PHYSFSX_printf(infile, "%s=%s\n", CMMiscMusic0Str, GameCfg.CMMiscMusic[SONG_TITLE]);
PHYSFSX_printf(infile, "%s=%s\n", CMMiscMusic1Str, GameCfg.CMMiscMusic[SONG_BRIEFING]);
PHYSFSX_printf(infile, "%s=%s\n", CMMiscMusic2Str, GameCfg.CMMiscMusic[SONG_ENDLEVEL]);
PHYSFSX_printf(infile, "%s=%s\n", CMMiscMusic3Str, GameCfg.CMMiscMusic[SONG_ENDGAME]);
PHYSFSX_printf(infile, "%s=%s\n", CMMiscMusic4Str, GameCfg.CMMiscMusic[SONG_CREDITS]);
PHYSFSX_printf(infile, "%s=%d\n", GammaLevelStr, GameCfg.GammaLevel);
PHYSFSX_printf(infile, "%s=%s\n", LastPlayerStr, static_cast<const char *>(Players[Player_num].callsign));
PHYSFSX_printf(infile, "%s=%s\n", LastMissionStr, GameCfg.LastMission);
PHYSFSX_printf(infile, "%s=%i\n", ResolutionXStr, SM_W(Game_screen_mode));
PHYSFSX_printf(infile, "%s=%i\n", ResolutionYStr, SM_H(Game_screen_mode));
PHYSFSX_printf(infile, "%s=%i\n", AspectXStr, GameCfg.AspectX);
PHYSFSX_printf(infile, "%s=%i\n", AspectYStr, GameCfg.AspectY);
PHYSFSX_printf(infile, "%s=%i\n", WindowModeStr, GameCfg.WindowMode);
PHYSFSX_printf(infile, "%s=%i\n", TexFiltStr, GameCfg.TexFilt);
#if defined(DXX_BUILD_DESCENT_II)
PHYSFSX_printf(infile, "%s=%i\n", MovieTexFiltStr, GameCfg.MovieTexFilt);
PHYSFSX_printf(infile, "%s=%i\n", MovieSubtitlesStr, GameCfg.MovieSubtitles);
#endif
PHYSFSX_printf(infile, "%s=%i\n", VSyncStr, GameCfg.VSync);
PHYSFSX_printf(infile, "%s=%i\n", MultisampleStr, GameCfg.Multisample);
PHYSFSX_printf(infile, "%s=%i\n", FPSIndicatorStr, GameCfg.FPSIndicator);
PHYSFSX_printf(infile, "%s=%i\n", GrabinputStr, GameCfg.Grabinput);
PHYSFS_close(infile);
return 0;
}
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