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raze/source/blood/src/common.cpp
Christoph Oelckers cdc5044f07 - converted noautoload and forcesetup flags to CVARs.
2019-10-27 09:38:55 +01:00

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//-------------------------------------------------------------------------
/*
Copyright (C) 2010-2019 EDuke32 developers and contributors
Copyright (C) 2019 Nuke.YKT
This file is part of NBlood.
NBlood is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License version 2
as published by the Free Software Foundation.
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
//-------------------------------------------------------------------------
//
// Common non-engine code/data for EDuke32 and Mapster32
//
#include "ns.h" // Must come before everything else!
#include "compat.h"
#include "build.h"
#include "baselayer.h"
#include "cmdlib.h"
#include "palette.h"
#include "gamecvars.h"
#ifdef _WIN32
# define NEED_SHLWAPI_H
# include "windows_inc.h"
# include "win32/winbits.h"
# ifndef KEY_WOW64_64KEY
# define KEY_WOW64_64KEY 0x0100
# endif
# ifndef KEY_WOW64_32KEY
# define KEY_WOW64_32KEY 0x0200
# endif
#elif defined __APPLE__
# include "osxbits.h"
#endif
#include "common.h"
#include "common_game.h"
BEGIN_BLD_NS
// g_grpNamePtr can ONLY point to a malloc'd block (length BMAX_PATH)
char *g_grpNamePtr = NULL;
void clearGrpNamePtr(void)
{
Bfree(g_grpNamePtr);
// g_grpNamePtr assumed to be assigned to right after
}
const char *G_DefaultGrpFile(void)
{
return "nblood.pk3";
}
const char *G_DefaultDefFile(void)
{
return "blood.def";
}
const char *G_GrpFile(void)
{
return (g_grpNamePtr == NULL) ? G_DefaultGrpFile() : g_grpNamePtr;
}
const char *G_DefFile(void)
{
return (g_defNamePtr == NULL) ? G_DefaultDefFile() : g_defNamePtr;
}
void G_SetupGlobalPsky(void)
{
int skyIdx = 0;
// NOTE: Loop must be running backwards for the same behavior as the game
// (greatest sector index with matching parallaxed sky takes precedence).
for (bssize_t i = numsectors - 1; i >= 0; i--)
{
if (sector[i].ceilingstat & 1)
{
skyIdx = getpskyidx(sector[i].ceilingpicnum);
if (skyIdx > 0)
break;
}
}
g_pskyidx = skyIdx;
}
int32_t g_groupFileHandle;
struct strllist* CommandPaths, * CommandGrps;
void G_ExtInit(void)
{
char cwd[BMAX_PATH];
#ifdef EDUKE32_OSX
char *appdir = Bgetappdir();
addsearchpath(appdir);
Bfree(appdir);
#endif
if (getcwd(cwd,BMAX_PATH) && Bstrcmp(cwd,"/") != 0)
addsearchpath(cwd);
if (CommandPaths)
{
int32_t i;
struct strllist *s;
while (CommandPaths)
{
s = CommandPaths->next;
i = addsearchpath(CommandPaths->str);
if (i < 0)
{
initprintf("Failed adding %s for game data: %s\n", CommandPaths->str,
i==-1 ? "not a directory" : "no such directory");
}
Bfree(CommandPaths->str);
Bfree(CommandPaths);
CommandPaths = s;
}
}
if (!access("user_profiles_enabled", F_OK))
{
char *homedir;
int32_t asperr;
if ((homedir = Bgethomedir()))
{
Bsnprintf(cwd,sizeof(cwd),"%s/"
#if defined(_WIN32)
APPNAME
#elif defined(GEKKO)
"apps/" APPBASENAME
#else
".config/" APPBASENAME
#endif
,homedir);
asperr = addsearchpath(cwd);
if (asperr == -2)
{
if (Bmkdir(cwd,S_IRWXU) == 0) asperr = addsearchpath(cwd);
else asperr = -1;
}
if (asperr == 0)
Bchdir(cwd);
Bfree(homedir);
}
}
}
static int32_t G_TryLoadingGrp(char const * const grpfile)
{
int32_t i;
if ((i = initgroupfile(grpfile)) == -1)
initprintf("Warning: could not find main data file \"%s\"!\n", grpfile);
else
initprintf("Using \"%s\" as main game data file.\n", grpfile);
return i;
}
void G_LoadGroups()
{
if (g_modDir[0] != '/')
{
char cwd[BMAX_PATH];
FString g_rootDir = progdir + g_modDir;
addsearchpath(g_rootDir);
// addsearchpath(mod_dir);
char path[BMAX_PATH];
if (getcwd(cwd, BMAX_PATH))
{
Bsnprintf(path, sizeof(path), "%s/%s", cwd, g_modDir);
if (!Bstrcmp(g_rootDir, path))
{
if (addsearchpath(path) == -2)
if (Bmkdir(path, S_IRWXU) == 0)
addsearchpath(path);
}
}
}
const char *grpfile = G_GrpFile();
G_TryLoadingGrp(grpfile);
if (G_AllowAutoload())
{
G_LoadGroupsInDir("autoload");
//if (i != -1)
// G_DoAutoload(grpfile);
}
if (g_modDir[0] != '/')
G_LoadGroupsInDir(g_modDir);
if (g_defNamePtr == NULL)
{
const char *tmpptr = getenv("BLOODDEF");
if (tmpptr)
{
clearDefNamePtr();
g_defNamePtr = dup_filename(tmpptr);
initprintf("Using \"%s\" as definitions file\n", g_defNamePtr);
}
}
loaddefinitions_game(BLOODWIDESCREENDEF, TRUE);
loaddefinitions_game(G_DefFile(), TRUE);
struct strllist *s;
int const bakpathsearchmode = pathsearchmode;
pathsearchmode = 1;
while (CommandGrps)
{
int32_t j;
s = CommandGrps->next;
if ((j = initgroupfile(CommandGrps->str)) == -1)
initprintf("Could not find file \"%s\".\n", CommandGrps->str);
else
{
g_groupFileHandle = j;
initprintf("Using file \"%s\" as game data.\n", CommandGrps->str);
if (G_AllowAutoload())
G_DoAutoload(CommandGrps->str);
}
Bfree(CommandGrps->str);
Bfree(CommandGrps);
CommandGrps = s;
}
pathsearchmode = bakpathsearchmode;
}
#if defined _WIN32
static int G_ReadRegistryValue(char const * const SubKey, char const * const Value, char * const Output, DWORD * OutputSize)
{
// KEY_WOW64_32KEY gets us around Wow6432Node on 64-bit builds
REGSAM const wow64keys[] = { KEY_WOW64_32KEY, KEY_WOW64_64KEY };
for (auto &wow64key : wow64keys)
{
HKEY hkey;
LONG keygood = RegOpenKeyEx(HKEY_LOCAL_MACHINE, NULL, 0, KEY_READ | wow64key, &hkey);
if (keygood != ERROR_SUCCESS)
continue;
LONG retval = SHGetValueA(hkey, SubKey, Value, NULL, Output, OutputSize);
RegCloseKey(hkey);
if (retval == ERROR_SUCCESS)
return 1;
}
return 0;
}
#endif
#ifndef EDUKE32_TOUCH_DEVICES
#if defined EDUKE32_OSX || defined __linux__ || defined EDUKE32_BSD
static void G_AddSteamPaths(const char *basepath)
{
UNREFERENCED_PARAMETER(basepath);
#if 0
char buf[BMAX_PATH];
// PORT-TODO:
// Duke Nukem 3D: Megaton Edition (Steam)
Bsnprintf(buf, sizeof(buf), "%s/steamapps/common/Duke Nukem 3D/gameroot", basepath);
addsearchpath(buf);
Bsnprintf(buf, sizeof(buf), "%s/steamapps/common/Duke Nukem 3D/gameroot/addons/dc", basepath);
addsearchpath_user(buf, SEARCHPATH_REMOVE);
Bsnprintf(buf, sizeof(buf), "%s/steamapps/common/Duke Nukem 3D/gameroot/addons/nw", basepath);
addsearchpath_user(buf, SEARCHPATH_REMOVE);
Bsnprintf(buf, sizeof(buf), "%s/steamapps/common/Duke Nukem 3D/gameroot/addons/vacation", basepath);
addsearchpath_user(buf, SEARCHPATH_REMOVE);
// Duke Nukem 3D (3D Realms Anthology (Steam) / Kill-A-Ton Collection 2015)
#if defined EDUKE32_OSX
Bsnprintf(buf, sizeof(buf), "%s/steamapps/common/Duke Nukem 3D/Duke Nukem 3D.app/drive_c/Program Files/Duke Nukem 3D", basepath);
addsearchpath_user(buf, SEARCHPATH_REMOVE);
#endif
#endif
}
// A bare-bones "parser" for Valve's KeyValues VDF format.
// There is no guarantee this will function properly with ill-formed files.
static void KeyValues_SkipWhitespace(char **vdfbuf, char * const vdfbufend)
{
while (((*vdfbuf)[0] == ' ' || (*vdfbuf)[0] == '\n' || (*vdfbuf)[0] == '\r' || (*vdfbuf)[0] == '\t' || (*vdfbuf)[0] == '\0') && *vdfbuf < vdfbufend)
(*vdfbuf)++;
// comments
if ((*vdfbuf) + 2 < vdfbufend && (*vdfbuf)[0] == '/' && (*vdfbuf)[1] == '/')
{
while ((*vdfbuf)[0] != '\n' && (*vdfbuf)[0] != '\r' && *vdfbuf < vdfbufend)
(*vdfbuf)++;
KeyValues_SkipWhitespace(vdfbuf, vdfbufend);
}
}
static void KeyValues_SkipToEndOfQuotedToken(char **vdfbuf, char * const vdfbufend)
{
(*vdfbuf)++;
while ((*vdfbuf)[0] != '\"' && (*vdfbuf)[-1] != '\\' && *vdfbuf < vdfbufend)
(*vdfbuf)++;
}
static void KeyValues_SkipToEndOfUnquotedToken(char **vdfbuf, char * const vdfbufend)
{
while ((*vdfbuf)[0] != ' ' && (*vdfbuf)[0] != '\n' && (*vdfbuf)[0] != '\r' && (*vdfbuf)[0] != '\t' && (*vdfbuf)[0] != '\0' && *vdfbuf < vdfbufend)
(*vdfbuf)++;
}
static void KeyValues_SkipNextWhatever(char **vdfbuf, char * const vdfbufend)
{
KeyValues_SkipWhitespace(vdfbuf, vdfbufend);
if (*vdfbuf == vdfbufend)
return;
if ((*vdfbuf)[0] == '{')
{
(*vdfbuf)++;
do
{
KeyValues_SkipNextWhatever(vdfbuf, vdfbufend);
}
while ((*vdfbuf)[0] != '}');
(*vdfbuf)++;
}
else if ((*vdfbuf)[0] == '\"')
KeyValues_SkipToEndOfQuotedToken(vdfbuf, vdfbufend);
else if ((*vdfbuf)[0] != '}')
KeyValues_SkipToEndOfUnquotedToken(vdfbuf, vdfbufend);
KeyValues_SkipWhitespace(vdfbuf, vdfbufend);
}
static char* KeyValues_NormalizeToken(char **vdfbuf, char * const vdfbufend)
{
char *token = *vdfbuf;
if ((*vdfbuf)[0] == '\"' && *vdfbuf < vdfbufend)
{
token++;
KeyValues_SkipToEndOfQuotedToken(vdfbuf, vdfbufend);
(*vdfbuf)[0] = '\0';
// account for escape sequences
char *writeseeker = token, *readseeker = token;
while (readseeker <= *vdfbuf)
{
if (readseeker[0] == '\\')
readseeker++;
writeseeker[0] = readseeker[0];
writeseeker++;
readseeker++;
}
return token;
}
KeyValues_SkipToEndOfUnquotedToken(vdfbuf, vdfbufend);
(*vdfbuf)[0] = '\0';
return token;
}
static void KeyValues_FindKey(char **vdfbuf, char * const vdfbufend, const char *token)
{
char *ParentKey = KeyValues_NormalizeToken(vdfbuf, vdfbufend);
if (token != NULL) // pass in NULL to find the next key instead of a specific one
while (Bstrcmp(ParentKey, token) != 0 && *vdfbuf < vdfbufend)
{
KeyValues_SkipNextWhatever(vdfbuf, vdfbufend);
ParentKey = KeyValues_NormalizeToken(vdfbuf, vdfbufend);
}
KeyValues_SkipWhitespace(vdfbuf, vdfbufend);
}
static int32_t KeyValues_FindParentKey(char **vdfbuf, char * const vdfbufend, const char *token)
{
KeyValues_SkipWhitespace(vdfbuf, vdfbufend);
// end of scope
if ((*vdfbuf)[0] == '}')
return 0;
KeyValues_FindKey(vdfbuf, vdfbufend, token);
// ignore the wrong type
while ((*vdfbuf)[0] != '{' && *vdfbuf < vdfbufend)
{
KeyValues_SkipNextWhatever(vdfbuf, vdfbufend);
KeyValues_FindKey(vdfbuf, vdfbufend, token);
}
if (*vdfbuf == vdfbufend)
return 0;
return 1;
}
static char* KeyValues_FindKeyValue(char **vdfbuf, char * const vdfbufend, const char *token)
{
KeyValues_SkipWhitespace(vdfbuf, vdfbufend);
// end of scope
if ((*vdfbuf)[0] == '}')
return NULL;
KeyValues_FindKey(vdfbuf, vdfbufend, token);
// ignore the wrong type
while ((*vdfbuf)[0] == '{' && *vdfbuf < vdfbufend)
{
KeyValues_SkipNextWhatever(vdfbuf, vdfbufend);
KeyValues_FindKey(vdfbuf, vdfbufend, token);
}
KeyValues_SkipWhitespace(vdfbuf, vdfbufend);
if (*vdfbuf == vdfbufend)
return NULL;
return KeyValues_NormalizeToken(vdfbuf, vdfbufend);
}
static void G_ParseSteamKeyValuesForPaths(const char *vdf)
{
buildvfs_fd fd = buildvfs_open_read(vdf);
int32_t size = buildvfs_length(fd);
char *vdfbufstart, *vdfbuf, *vdfbufend;
if (size <= 0)
return;
vdfbufstart = vdfbuf = (char*)Xmalloc(size);
size = (int32_t)buildvfs_read(fd, vdfbuf, size);
buildvfs_close(fd);
vdfbufend = vdfbuf + size;
if (KeyValues_FindParentKey(&vdfbuf, vdfbufend, "LibraryFolders"))
{
char *result;
vdfbuf++;
while ((result = KeyValues_FindKeyValue(&vdfbuf, vdfbufend, NULL)) != NULL)
G_AddSteamPaths(result);
}
Xfree(vdfbufstart);
}
#endif
#endif
void G_AddSearchPaths(void)
{
#ifndef EDUKE32_TOUCH_DEVICES
#if defined __linux__ || defined EDUKE32_BSD
char buf[BMAX_PATH];
char *homepath = Bgethomedir();
Bsnprintf(buf, sizeof(buf), "%s/.steam/steam", homepath);
G_AddSteamPaths(buf);
Bsnprintf(buf, sizeof(buf), "%s/.steam/steam/steamapps/libraryfolders.vdf", homepath);
G_ParseSteamKeyValuesForPaths(buf);
Bfree(homepath);
addsearchpath("/usr/share/games/nblood");
addsearchpath("/usr/local/share/games/nblood");
#elif defined EDUKE32_OSX
char buf[BMAX_PATH];
int32_t i;
char *applications[] = { osx_getapplicationsdir(0), osx_getapplicationsdir(1) };
char *support[] = { osx_getsupportdir(0), osx_getsupportdir(1) };
for (i = 0; i < 2; i++)
{
Bsnprintf(buf, sizeof(buf), "%s/Steam", support[i]);
G_AddSteamPaths(buf);
Bsnprintf(buf, sizeof(buf), "%s/Steam/steamapps/libraryfolders.vdf", support[i]);
G_ParseSteamKeyValuesForPaths(buf);
#if 0
// Duke Nukem 3D: Atomic Edition (GOG.com)
Bsnprintf(buf, sizeof(buf), "%s/Duke Nukem 3D.app/Contents/Resources/Duke Nukem 3D.boxer/C.harddisk", applications[i]);
addsearchpath_user(buf, SEARCHPATH_REMOVE);
#endif
}
for (i = 0; i < 2; i++)
{
Bsnprintf(buf, sizeof(buf), "%s/NBlood", support[i]);
addsearchpath(buf);
}
for (i = 0; i < 2; i++)
{
Bfree(applications[i]);
Bfree(support[i]);
}
#elif defined (_WIN32)
char buf[BMAX_PATH] = {0};
DWORD bufsize;
bool found = false;
// Blood: One Unit Whole Blood (Steam)
bufsize = sizeof(buf);
if (!found && G_ReadRegistryValue(R"(SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Steam App 299030)", "InstallLocation", buf, &bufsize))
{
addsearchpath_user(buf, SEARCHPATH_REMOVE);
found = true;
}
// Blood: One Unit Whole Blood (GOG.com)
bufsize = sizeof(buf);
if (!found && G_ReadRegistryValue("SOFTWARE\\GOG.com\\GOGONEUNITONEBLOOD", "PATH", buf, &bufsize))
{
addsearchpath_user(buf, SEARCHPATH_REMOVE);
found = true;
}
// Blood: Fresh Supply (Steam)
bufsize = sizeof(buf);
if (!found && G_ReadRegistryValue(R"(SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Steam App 1010750)", "InstallLocation", buf, &bufsize))
{
addsearchpath_user(buf, SEARCHPATH_REMOVE);
strncat(buf, R"(\addons\Cryptic Passage)", 23);
addsearchpath_user(buf, SEARCHPATH_REMOVE);
found = true;
}
// Blood: Fresh Supply (GOG.com)
bufsize = sizeof(buf);
if (!found && G_ReadRegistryValue(R"(SOFTWARE\Wow6432Node\GOG.com\Games\1374469660)", "path", buf, &bufsize))
{
addsearchpath_user(buf, SEARCHPATH_REMOVE);
strncat(buf, R"(\addons\Cryptic Passage)", 23);
addsearchpath_user(buf, SEARCHPATH_REMOVE);
found = true;
}
#endif
#endif
}
void G_CleanupSearchPaths(void)
{
removesearchpaths_withuser(SEARCHPATH_REMOVE);
}
//////////
void G_AddGroup(const char *buffer)
{
char buf[BMAX_PATH];
struct strllist *s = (struct strllist *)Xcalloc(1,sizeof(struct strllist));
Bstrcpy(buf, buffer);
if (Bstrchr(buf,'.') == 0)
Bstrcat(buf,".grp");
s->str = Xstrdup(buf);
if (CommandGrps)
{
struct strllist *t;
for (t = CommandGrps; t->next; t=t->next) ;
t->next = s;
return;
}
CommandGrps = s;
}
void G_AddPath(const char *buffer)
{
struct strllist *s = (struct strllist *)Xcalloc(1,sizeof(struct strllist));
s->str = Xstrdup(buffer);
if (CommandPaths)
{
struct strllist *t;
for (t = CommandPaths; t->next; t=t->next) ;
t->next = s;
return;
}
CommandPaths = s;
}
//////////
// loads all group (grp, zip, pk3/4) files in the given directory
void G_LoadGroupsInDir(const char *dirname)
{
static const char *extensions[] = { "*.grp", "*.zip", "*.ssi", "*.pk3", "*.pk4" };
char buf[BMAX_PATH];
fnlist_t fnlist = FNLIST_INITIALIZER;
for (auto & extension : extensions)
{
BUILDVFS_FIND_REC *rec;
fnlist_getnames(&fnlist, dirname, extension, -1, 0);
for (rec=fnlist.findfiles; rec; rec=rec->next)
{
Bsnprintf(buf, sizeof(buf), "%s/%s", dirname, rec->name);
initprintf("Using group file \"%s\".\n", buf);
initgroupfile(buf);
}
fnlist_clearnames(&fnlist);
}
}
void G_DoAutoload(const char *dirname)
{
char buf[BMAX_PATH];
Bsnprintf(buf, sizeof(buf), "autoload/%s", dirname);
G_LoadGroupsInDir(buf);
}
//////////
#ifdef FORMAT_UPGRADE_ELIGIBLE
static FileReader S_TryFormats(char * const testfn, char * const fn_suffix, char const searchfirst)
{
#ifdef HAVE_FLAC
{
Bstrcpy(fn_suffix, ".flac");
auto fp = kopenFileReader(testfn, searchfirst);
if (fp.isOpen())
return fp;
}
#endif
#ifdef HAVE_VORBIS
{
Bstrcpy(fn_suffix, ".ogg");
auto fp = kopenFileReader(testfn, searchfirst);
if (fp.isOpen())
return fp;
}
#endif
return FileReader();
}
static FileReader S_TryExtensionReplacements(char * const testfn, char const searchfirst, uint8_t const ismusic)
{
char * extension = Bstrrchr(testfn, '.');
char * const fn_end = Bstrchr(testfn, '\0');
// ex: grabbag.voc --> grabbag_voc.*
if (extension != NULL)
{
*extension = '_';
auto fp = S_TryFormats(testfn, fn_end, searchfirst);
if (fp.isOpen())
return fp;
}
else
{
extension = fn_end;
}
// ex: grabbag.mid --> grabbag.*
if (ismusic)
{
auto fp = S_TryFormats(testfn, extension, searchfirst);
if (fp.isOpen())
return fp;
}
return FileReader();
}
FileReader S_OpenAudio(const char *fn, char searchfirst, uint8_t const ismusic)
{
auto origfp = kopenFileReader(fn, searchfirst);
char const* const origparent = origfp.isOpen() ? kfileparent(origfp) : NULL;
uint32_t const parentlength = origparent != NULL ? Bstrlen(origparent) : 0;
auto testfn = (char *)Xmalloc(Bstrlen(fn) + 12 + parentlength); // "music/" + overestimation of parent minus extension + ".flac" + '\0'
// look in ./
// ex: ./grabbag.mid
Bstrcpy(testfn, fn);
auto fp = S_TryExtensionReplacements(testfn, searchfirst, ismusic);
if (fp.isOpen())
{
Bfree(testfn);
return fp;
}
// look in ./music/<file's parent GRP name>/
// ex: ./music/duke3d/grabbag.mid
// ex: ./music/nwinter/grabbag.mid
if (origparent != NULL)
{
char const * const parentextension = Bstrrchr(origparent, '.');
uint32_t const namelength = parentextension != NULL ? (unsigned)(parentextension - origparent) : parentlength;
Bsprintf(testfn, "music/%.*s/%s", namelength, origparent, fn);
auto fp = S_TryExtensionReplacements(testfn, searchfirst, ismusic);
if (fp.isOpen())
{
Bfree(testfn);
return fp;
}
}
// look in ./music/
// ex: ./music/grabbag.mid
{
Bsprintf(testfn, "music/%s", fn);
auto fp = S_TryExtensionReplacements(testfn, searchfirst, ismusic);
if (fp.isOpen())
{
Bfree(testfn);
return fp;
}
}
Bfree(testfn);
return origfp;
}
#endif
END_BLD_NS
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