/*
DarkPlaces file system
- Copyright (C) 2003-2005 Mathieu Olivier
+ Copyright (C) 2003-2006 Mathieu Olivier
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
#ifdef WIN32
# include <direct.h>
# include <io.h>
+# include <shlobj.h>
#else
# include <pwd.h>
# include <sys/stat.h>
#endif
#include "fs.h"
+#include "wad.h"
// Win32 requires us to add O_BINARY, but the other OSes don't have it
#ifndef O_BINARY
# define O_NONBLOCK 0
#endif
+// largefile support for Win32
+#ifdef WIN32
+# define lseek _lseeki64
+#endif
+
+#if _MSC_VER >= 1400
+// suppress deprecated warnings
+# include <sys/stat.h>
+# include <share.h>
+# define read _read
+# define write _write
+# define close _close
+# define unlink _unlink
+# define dup _dup
+#endif
/*
#define MAX_WBITS 15
#define Z_OK 0
#define Z_STREAM_END 1
+#define Z_STREAM_ERROR (-2)
+#define Z_DATA_ERROR (-3)
+#define Z_MEM_ERROR (-4)
+#define Z_BUF_ERROR (-5)
#define ZLIB_VERSION "1.2.3"
+#define Z_BINARY 0
+#define Z_DEFLATED 8
+#define Z_MEMLEVEL_DEFAULT 8
+
+#define Z_NULL 0
+#define Z_DEFAULT_COMPRESSION (-1)
+#define Z_NO_FLUSH 0
+#define Z_SYNC_FLUSH 2
+#define Z_FULL_FLUSH 3
+#define Z_FINISH 4
+
// Uncomment the following line if the zlib DLL you have still uses
// the 1.1.x series calling convention on Win32 (WINAPI)
//#define ZLIB_USES_WINAPI
#define QFILE_FLAG_PACKED (1 << 0)
// file is compressed using the deflate algorithm (PK3 only)
#define QFILE_FLAG_DEFLATED (1 << 1)
+// file is actually already loaded data
+#define QFILE_FLAG_DATA (1 << 2)
#define FILE_BUFF_SIZE 2048
typedef struct
// For zipped files
ztoolkit_t* ztk;
+
+ // for data files
+ const unsigned char *data;
};
#define PACKFILE_FLAG_TRUEOFFS (1 << 0)
// file compressed using the deflate algorithm
#define PACKFILE_FLAG_DEFLATED (1 << 1)
+// file is a symbolic link
+#define PACKFILE_FLAG_SYMLINK (1 << 2)
typedef struct packfile_s
{
typedef struct pack_s
{
char filename [MAX_OSPATH];
+ char shortname [MAX_QPATH];
int handle;
int ignorecase; // PK3 ignores case
int numfiles;
packfile_t *files;
- struct pack_s *next;
} pack_t;
void FS_Dir_f(void);
void FS_Ls_f(void);
+void FS_Which_f(void);
+static searchpath_t *FS_FindFile (const char *name, int* index, qboolean quiet);
static packfile_t* FS_AddFileToPack (const char* name, pack_t* pack,
fs_offset_t offset, fs_offset_t packsize,
fs_offset_t realsize, int flags);
mempool_t *fs_mempool;
-pack_t *packlist = NULL;
-
searchpath_t *fs_searchpaths = NULL;
#define MAX_FILES_IN_PACK 65536
char fs_gamedir[MAX_OSPATH];
char fs_basedir[MAX_OSPATH];
-qboolean fs_modified; // set true if using non-id files
+// list of active game directories (empty if not running a mod)
+int fs_numgamedirs = 0;
+char fs_gamedirs[MAX_GAMEDIRS][MAX_QPATH];
-cvar_t scr_screenshot_name = {0, "scr_screenshot_name","dp"};
+cvar_t scr_screenshot_name = {0, "scr_screenshot_name","dp", "prefix name for saved screenshots (changes based on -game commandline, as well as which game mode is running; the date is encoded using strftime escapes)"};
+cvar_t fs_empty_files_in_pack_mark_deletions = {0, "fs_empty_files_in_pack_mark_deletions", "0", "if enabled, empty files in a pak/pk3 count as not existing but cancel the search in further packs, effectively allowing patch pak/pk3 files to 'delete' files"};
/*
static int (ZEXPORT *qz_inflateEnd) (z_stream* strm);
static int (ZEXPORT *qz_inflateInit2_) (z_stream* strm, int windowBits, const char *version, int stream_size);
static int (ZEXPORT *qz_inflateReset) (z_stream* strm);
+static int (ZEXPORT *qz_deflateInit2_) (z_stream* strm, int level, int method, int windowBits, int memLevel, int strategy, const char *version, int stream_size);
+static int (ZEXPORT *qz_deflateEnd) (z_stream* strm);
+static int (ZEXPORT *qz_deflate) (z_stream* strm, int flush);
#define qz_inflateInit2(strm, windowBits) \
qz_inflateInit2_((strm), (windowBits), ZLIB_VERSION, sizeof(z_stream))
+#define qz_deflateInit2(strm, level, method, windowBits, memLevel, strategy) \
+ qz_deflateInit2_((strm), (level), (method), (windowBits), (memLevel), (strategy), ZLIB_VERSION, sizeof(z_stream))
+
+// qz_deflateInit_((strm), (level), ZLIB_VERSION, sizeof(z_stream))
static dllfunction_t zlibfuncs[] =
{
{"inflateEnd", (void **) &qz_inflateEnd},
{"inflateInit2_", (void **) &qz_inflateInit2_},
{"inflateReset", (void **) &qz_inflateReset},
+ {"deflateInit2_", (void **) &qz_deflateInit2_},
+ {"deflateEnd", (void **) &qz_deflateEnd},
+ {"deflate", (void **) &qz_deflate},
{NULL, NULL}
};
// Handle for Zlib DLL
static dllhandle_t zlib_dll = NULL;
+#ifdef WIN32
+static HRESULT (WINAPI *qSHGetFolderPath) (HWND hwndOwner, int nFolder, HANDLE hToken, DWORD dwFlags, LPTSTR pszPath);
+static dllfunction_t shfolderfuncs[] =
+{
+ {"SHGetFolderPathA", (void **) &qSHGetFolderPath},
+ {NULL, NULL}
+};
+static dllhandle_t shfolder_dll = NULL;
+#endif
/*
====================
return true;
// Load the DLL
- if (! Sys_LoadLibrary (dllnames, &zlib_dll, zlibfuncs))
- {
- Con_Printf ("Compressed files support disabled\n");
- return false;
- }
-
- Con_Printf ("Compressed files support enabled\n");
- return true;
+ return Sys_LoadLibrary (dllnames, &zlib_dll, zlibfuncs);
}
+/*
+====================
+FS_HasZlib
+
+See if zlib is available
+====================
+*/
+qboolean FS_HasZlib(void)
+{
+ PK3_OpenLibrary(); // to be safe
+ return (zlib_dll != 0);
+}
/*
====================
// Load the central directory in memory
central_dir = (unsigned char *)Mem_Alloc (tempmempool, eocd->cdir_size);
lseek (pack->handle, eocd->cdir_offset, SEEK_SET);
- read (pack->handle, central_dir, eocd->cdir_size);
+ if(read (pack->handle, central_dir, eocd->cdir_size) != (ssize_t) eocd->cdir_size)
+ {
+ Mem_Free (central_dir);
+ return -1;
+ }
// Extract the files properties
// The parsing is done "by hand" because some fields have variable sizes and
// Check encryption, compression, and attributes
// 1st uint8 : general purpose bit flag
// Check bits 0 (encryption), 3 (data descriptor after the file), and 5 (compressed patched data (?))
+ //
+ // LordHavoc: bit 3 would be a problem if we were scanning the archive
+ // but is not a problem in the central directory where the values are
+ // always real.
+ //
+ // bit 3 seems to always be set by the standard Mac OSX zip maker
+ //
// 2nd uint8 : external file attributes
// Check bits 3 (file is a directory) and 5 (file is a volume (?))
- if ((ptr[8] & 0x29) == 0 && (ptr[38] & 0x18) == 0)
+ if ((ptr[8] & 0x21) == 0 && (ptr[38] & 0x18) == 0)
{
// Still enough bytes for the name?
if (remaining < namesize || namesize >= (int)sizeof (*pack->files))
offset = BuffLittleLong (&ptr[42]);
packsize = BuffLittleLong (&ptr[20]);
realsize = BuffLittleLong (&ptr[24]);
+
+ switch(ptr[5]) // C_VERSION_MADE_BY_1
+ {
+ case 3: // UNIX_
+ case 2: // VMS_
+ case 16: // BEOS_
+ if((BuffLittleShort(&ptr[40]) & 0120000) == 0120000)
+ // can't use S_ISLNK here, as this has to compile on non-UNIX too
+ flags |= PACKFILE_FLAG_SYMLINK;
+ break;
+ }
+
FS_AddFileToPack (filename, pack, offset, packsize, realsize, flags);
}
}
pack_t *pack;
int real_nb_files;
+#if _MSC_VER >= 1400
+ _sopen_s(&packhandle, packfile, O_RDONLY | O_BINARY, _SH_DENYNO, _S_IREAD | _S_IWRITE);
+#else
packhandle = open (packfile, O_RDONLY | O_BINARY);
+#endif
if (packhandle < 0)
return NULL;
pack->handle = packhandle;
pack->numfiles = eocd.nbentries;
pack->files = (packfile_t *)Mem_Alloc(fs_mempool, eocd.nbentries * sizeof(packfile_t));
- pack->next = packlist;
- packlist = pack;
real_nb_files = PK3_BuildFileList (pack, &eocd);
if (real_nb_files < 0)
============
FS_CreatePath
-Only used for FS_Open.
+Only used for FS_OpenRealFile.
============
*/
void FS_CreatePath (char *path)
pack_t *pack;
dpackfile_t *info;
+#if _MSC_VER >= 1400
+ _sopen_s(&packhandle, packfile, O_RDONLY | O_BINARY, _SH_DENYNO, _S_IREAD | _S_IWRITE);
+#else
packhandle = open (packfile, O_RDONLY | O_BINARY);
+#endif
if (packhandle < 0)
return NULL;
- read (packhandle, (void *)&header, sizeof(header));
+ if(read (packhandle, (void *)&header, sizeof(header)) != sizeof(header))
+ {
+ Con_Printf ("%s is not a packfile\n", packfile);
+ close(packhandle);
+ return NULL;
+ }
if (memcmp(header.id, "PACK", 4))
{
Con_Printf ("%s is not a packfile\n", packfile);
return NULL;
}
+ info = (dpackfile_t *)Mem_Alloc(tempmempool, sizeof(*info) * numpackfiles);
+ lseek (packhandle, header.dirofs, SEEK_SET);
+ if(header.dirlen != read (packhandle, (void *)info, header.dirlen))
+ {
+ Con_Printf("%s is an incomplete PAK, not loading\n", packfile);
+ Mem_Free(info);
+ close(packhandle);
+ return NULL;
+ }
+
pack = (pack_t *)Mem_Alloc(fs_mempool, sizeof (pack_t));
pack->ignorecase = false; // PAK is case sensitive
strlcpy (pack->filename, packfile, sizeof (pack->filename));
pack->handle = packhandle;
pack->numfiles = 0;
pack->files = (packfile_t *)Mem_Alloc(fs_mempool, numpackfiles * sizeof(packfile_t));
- pack->next = packlist;
- packlist = pack;
-
- info = (dpackfile_t *)Mem_Alloc(tempmempool, sizeof(*info) * numpackfiles);
- lseek (packhandle, header.dirofs, SEEK_SET);
- read (packhandle, (void *)info, header.dirlen);
// parse the directory
for (i = 0;i < numpackfiles;i++)
return pack;
}
-
/*
================
-FS_AddGameDirectory
+FS_AddPack_Fullpath
-Sets fs_gamedir, adds the directory to the head of the path,
-then loads and adds pak1.pak pak2.pak ...
+Adds the given pack to the search path.
+The pack type is autodetected by the file extension.
+
+Returns true if the file was successfully added to the
+search path or if it was already included.
+
+If keep_plain_dirs is set, the pack will be added AFTER the first sequence of
+plain directories.
================
*/
-void FS_AddGameDirectory (const char *dir)
+static qboolean FS_AddPack_Fullpath(const char *pakfile, const char *shortname, qboolean *already_loaded, qboolean keep_plain_dirs)
{
- stringlist_t *list, *current;
searchpath_t *search;
- pack_t *pak;
- char pakfile[MAX_OSPATH];
+ pack_t *pak = NULL;
+ const char *ext = FS_FileExtension(pakfile);
- strlcpy (fs_gamedir, dir, sizeof (fs_gamedir));
+ for(search = fs_searchpaths; search; search = search->next)
+ {
+ if(search->pack && !strcasecmp(search->pack->filename, pakfile))
+ {
+ if(already_loaded)
+ *already_loaded = true;
+ return true; // already loaded
+ }
+ }
- list = listdirectory(dir);
+ if(already_loaded)
+ *already_loaded = false;
- // add any PAK package in the directory
- for (current = list;current;current = current->next)
+ if(!strcasecmp(ext, "pak"))
+ pak = FS_LoadPackPAK (pakfile);
+ else if(!strcasecmp(ext, "pk3"))
+ pak = FS_LoadPackPK3 (pakfile);
+ else
+ Con_Printf("\"%s\" does not have a pack extension\n", pakfile);
+
+ if (pak)
{
- if (matchpattern(current->text, "*.pak", true))
+ strlcpy(pak->shortname, shortname, sizeof(pak->shortname));
+ //Con_DPrintf(" Registered pack with short name %s\n", shortname);
+ if(keep_plain_dirs)
{
- dpsnprintf (pakfile, sizeof (pakfile), "%s%s", dir, current->text);
- pak = FS_LoadPackPAK (pakfile);
- if (pak)
+ // find the first item whose next one is a pack or NULL
+ searchpath_t *insertion_point = 0;
+ if(fs_searchpaths && !fs_searchpaths->pack)
+ {
+ insertion_point = fs_searchpaths;
+ for(;;)
+ {
+ if(!insertion_point->next)
+ break;
+ if(insertion_point->next->pack)
+ break;
+ insertion_point = insertion_point->next;
+ }
+ }
+ // If insertion_point is NULL, this means that either there is no
+ // item in the list yet, or that the very first item is a pack. In
+ // that case, we want to insert at the beginning...
+ if(!insertion_point)
{
search = (searchpath_t *)Mem_Alloc(fs_mempool, sizeof(searchpath_t));
search->pack = pak;
fs_searchpaths = search;
}
else
- Con_Printf("unable to load pak \"%s\"\n", pakfile);
+ // otherwise we want to append directly after insertion_point.
+ {
+ search = (searchpath_t *)Mem_Alloc(fs_mempool, sizeof(searchpath_t));
+ search->pack = pak;
+ search->next = insertion_point->next;
+ insertion_point->next = search;
+ }
+ }
+ else
+ {
+ search = (searchpath_t *)Mem_Alloc(fs_mempool, sizeof(searchpath_t));
+ search->pack = pak;
+ search->next = fs_searchpaths;
+ fs_searchpaths = search;
}
+ return true;
+ }
+ else
+ {
+ Con_Printf("unable to load pak \"%s\"\n", pakfile);
+ return false;
+ }
+}
+
+
+/*
+================
+FS_AddPack
+
+Adds the given pack to the search path and searches for it in the game path.
+The pack type is autodetected by the file extension.
+
+Returns true if the file was successfully added to the
+search path or if it was already included.
+
+If keep_plain_dirs is set, the pack will be added AFTER the first sequence of
+plain directories.
+================
+*/
+qboolean FS_AddPack(const char *pakfile, qboolean *already_loaded, qboolean keep_plain_dirs)
+{
+ char fullpath[MAX_QPATH];
+ int index;
+ searchpath_t *search;
+
+ if(already_loaded)
+ *already_loaded = false;
+
+ // then find the real name...
+ search = FS_FindFile(pakfile, &index, true);
+ if(!search || search->pack)
+ {
+ Con_Printf("could not find pak \"%s\"\n", pakfile);
+ return false;
}
- // add any PK3 package in the director
- for (current = list;current;current = current->next)
+ dpsnprintf(fullpath, sizeof(fullpath), "%s%s", search->filename, pakfile);
+
+ return FS_AddPack_Fullpath(fullpath, pakfile, already_loaded, keep_plain_dirs);
+}
+
+
+/*
+================
+FS_AddGameDirectory
+
+Sets fs_gamedir, adds the directory to the head of the path,
+then loads and adds pak1.pak pak2.pak ...
+================
+*/
+void FS_AddGameDirectory (const char *dir)
+{
+ int i;
+ stringlist_t list;
+ searchpath_t *search;
+
+ strlcpy (fs_gamedir, dir, sizeof (fs_gamedir));
+
+ stringlistinit(&list);
+ listdirectory(&list, "", dir);
+ stringlistsort(&list);
+
+ // add any PAK package in the directory
+ for (i = 0;i < list.numstrings;i++)
{
- if (matchpattern(current->text, "*.pk3", true))
+ if (!strcasecmp(FS_FileExtension(list.strings[i]), "pak"))
{
- dpsnprintf (pakfile, sizeof (pakfile), "%s%s", dir, current->text);
- pak = FS_LoadPackPK3 (pakfile);
- if (pak)
- {
- search = (searchpath_t *)Mem_Alloc(fs_mempool, sizeof(searchpath_t));
- search->pack = pak;
- search->next = fs_searchpaths;
- fs_searchpaths = search;
- }
- else
- Con_Printf("unable to load pak \"%s\"\n", pakfile);
+ FS_AddPack_Fullpath(list.strings[i], list.strings[i] + strlen(dir), NULL, false);
+ }
+ }
+
+ // add any PK3 package in the directory
+ for (i = 0;i < list.numstrings;i++)
+ {
+ if (!strcasecmp(FS_FileExtension(list.strings[i]), "pk3"))
+ {
+ FS_AddPack_Fullpath(list.strings[i], list.strings[i] + strlen(dir), NULL, false);
}
}
- freedirectory(list);
+
+ stringlistfreecontents(&list);
// Add the directory to the search path
// (unpacked files have the priority over packed files)
*/
void FS_AddGameHierarchy (const char *dir)
{
-#ifndef WIN32
- const char *homedir;
+ int i;
+ char userdir[MAX_QPATH];
+#ifdef WIN32
+ TCHAR mydocsdir[MAX_PATH + 1];
+#if _MSC_VER >= 1400
+ size_t homedirlen;
#endif
+#endif
+ char *homedir;
// Add the common game directory
- FS_AddGameDirectory (va("%s/%s/", fs_basedir, dir));
+ FS_AddGameDirectory (va("%s%s/", fs_basedir, dir));
+
+ *userdir = 0;
-#ifndef WIN32
// Add the personal game directory
+#ifdef WIN32
+ if(qSHGetFolderPath && (qSHGetFolderPath(NULL, CSIDL_PERSONAL, NULL, 0, mydocsdir) == S_OK))
+ {
+ dpsnprintf(userdir, sizeof(userdir), "%s/My Games/%s/", mydocsdir, gameuserdirname);
+ Con_DPrintf("Obtained personal directory %s from SHGetFolderPath\n", userdir);
+ }
+ else
+ {
+ // use the environment
+#if _MSC_VER >= 1400
+ _dupenv_s (&homedir, &homedirlen, "USERPROFILE");
+#else
+ homedir = getenv("USERPROFILE");
+#endif
+
+ if(homedir)
+ {
+ dpsnprintf(userdir, sizeof(userdir), "%s/My Documents/My Games/%s/", homedir, gameuserdirname);
+#if _MSC_VER >= 1400
+ free(homedir);
+#endif
+ Con_DPrintf("Obtained personal directory %s from environment\n", userdir);
+ }
+ else
+ *userdir = 0; // just to make sure it hasn't been written to by SHGetFolderPath returning failure
+ }
+
+ if(!*userdir)
+ Con_DPrintf("Could not obtain home directory; not supporting -mygames\n");
+#else
homedir = getenv ("HOME");
- if (homedir != NULL && homedir[0] != '\0')
- FS_AddGameDirectory (va("%s/.%s/%s/", homedir, gameuserdirname, dir));
+ if(homedir)
+ dpsnprintf(userdir, sizeof(userdir), "%s/.%s/", homedir, gameuserdirname);
+
+ if(!*userdir)
+ Con_DPrintf("Could not obtain home directory; assuming -nohome\n");
#endif
+
+
+#ifdef WIN32
+ if(!COM_CheckParm("-mygames"))
+ {
+#if _MSC_VER >= 1400
+ int fd;
+ _sopen_s(&fd, va("%s%s/config.cfg", fs_basedir, dir), O_WRONLY | O_CREAT, _SH_DENYNO, _S_IREAD | _S_IWRITE); // note: no O_TRUNC here!
+#else
+ int fd = open (va("%s%s/config.cfg", fs_basedir, dir), O_WRONLY | O_CREAT, 0666); // note: no O_TRUNC here!
+#endif
+ if(fd >= 0)
+ {
+ close(fd);
+ *userdir = 0; // we have write access to the game dir, so let's use it
+ }
+ }
+#endif
+
+ if(COM_CheckParm("-nohome"))
+ *userdir = 0;
+
+ if((i = COM_CheckParm("-userdir")) && i < com_argc - 1)
+ dpsnprintf(userdir, sizeof(userdir), "%s/", com_argv[i+1]);
+
+ if (*userdir)
+ FS_AddGameDirectory(va("%s%s/", userdir, dir));
}
FS_FileExtension
============
*/
-static const char *FS_FileExtension (const char *in)
+const char *FS_FileExtension (const char *in)
{
const char *separator, *backslash, *colon, *dot;
separator = strrchr(in, '/');
backslash = strrchr(in, '\\');
- if (separator < backslash)
+ if (!separator || separator < backslash)
separator = backslash;
colon = strrchr(in, ':');
- if (separator < colon)
+ if (!separator || separator < colon)
separator = colon;
dot = strrchr(in, '.');
- if (dot == NULL || dot < separator)
+ if (dot == NULL || (separator && (dot < separator)))
return "";
return dot + 1;
/*
-================
-FS_Init
-================
+============
+FS_FileWithoutPath
+============
*/
-void FS_Init (void)
+const char *FS_FileWithoutPath (const char *in)
{
- int i;
- searchpath_t *search;
+ const char *separator, *backslash, *colon;
- fs_mempool = Mem_AllocPool("file management", 0, NULL);
+ separator = strrchr(in, '/');
+ backslash = strrchr(in, '\\');
+ if (!separator || separator < backslash)
+ separator = backslash;
+ colon = strrchr(in, ':');
+ if (!separator || separator < colon)
+ separator = colon;
+ return separator ? separator + 1 : in;
+}
- strcpy(fs_basedir, ".");
- strcpy(fs_gamedir, "");
-#ifdef MACOSX
- // FIXME: is there a better way to find the directory outside the .app?
- if (strstr(com_argv[0], ".app/"))
+/*
+================
+FS_ClearSearchPath
+================
+*/
+void FS_ClearSearchPath (void)
+{
+ // unload all packs and directory information, close all pack files
+ // (if a qfile is still reading a pack it won't be harmed because it used
+ // dup() to get its own handle already)
+ while (fs_searchpaths)
{
- char *split;
-
- split = strstr(com_argv[0], ".app/");
- while (split > com_argv[0] && *split != '/')
- split--;
- strlcpy(fs_basedir, com_argv[0], sizeof(fs_basedir));
- fs_basedir[split - com_argv[0]] = 0;
+ searchpath_t *search = fs_searchpaths;
+ fs_searchpaths = search->next;
+ if (search->pack)
+ {
+ // close the file
+ close(search->pack->handle);
+ // free any memory associated with it
+ if (search->pack->files)
+ Mem_Free(search->pack->files);
+ Mem_Free(search->pack);
+ }
+ Mem_Free(search);
}
-#endif
-
- PK3_OpenLibrary ();
+}
- // -basedir <path>
- // Overrides the system supplied base directory (under GAMENAME)
-// COMMANDLINEOPTION: Filesystem: -basedir <path> chooses what base directory the game data is in, inside this there should be a data directory for the game (for example id1)
- i = COM_CheckParm ("-basedir");
- if (i && i < com_argc-1)
- {
- strlcpy (fs_basedir, com_argv[i+1], sizeof (fs_basedir));
- i = (int)strlen (fs_basedir);
- if (i > 0 && (fs_basedir[i-1] == '\\' || fs_basedir[i-1] == '/'))
- fs_basedir[i-1] = 0;
- }
- // -path <dir or packfile> [<dir or packfile>] ...
- // Fully specifies the exact search path, overriding the generated one
-// COMMANDLINEOPTION: Filesystem: -path <path ..> specifies the full search path manually, overriding the generated one, example: -path c:\quake\id1 c:\quake\pak0.pak c:\quake\pak1.pak (not recommended)
- i = COM_CheckParm ("-path");
- if (i)
- {
- fs_modified = true;
- while (++i < com_argc)
- {
- if (!com_argv[i] || com_argv[i][0] == '+' || com_argv[i][0] == '-')
- break;
+/*
+================
+FS_Rescan
+================
+*/
+void FS_Rescan (void)
+{
+ int i;
+ qboolean fs_modified = false;
- search = (searchpath_t *)Mem_Alloc(fs_mempool, sizeof(searchpath_t));
- if (!strcasecmp (FS_FileExtension(com_argv[i]), "pak"))
- {
- search->pack = FS_LoadPackPAK (com_argv[i]);
- if (!search->pack)
- {
- Con_Printf ("Couldn't load packfile: %s\n", com_argv[i]);
- Mem_Free(search);
- continue;
- }
- }
- else if (!strcasecmp (FS_FileExtension (com_argv[i]), "pk3"))
- {
- search->pack = FS_LoadPackPK3 (com_argv[i]);
- if (!search->pack)
- {
- Con_Printf ("Couldn't load packfile: %s\n", com_argv[i]);
- Mem_Free(search);
- continue;
- }
- }
- else
- strlcpy (search->filename, com_argv[i], sizeof (search->filename));
- search->next = fs_searchpaths;
- fs_searchpaths = search;
- }
- return;
- }
+ FS_ClearSearchPath();
// add the game-specific paths
// gamedirname1 (typically id1)
FS_AddGameHierarchy (gamedirname1);
+ // update the com_modname (used for server info)
+ strlcpy(com_modname, gamedirname1, sizeof(com_modname));
// add the game-specific path, if any
+ // (only used for mission packs and the like, which should set fs_modified)
if (gamedirname2)
{
fs_modified = true;
FS_AddGameHierarchy (gamedirname2);
}
- // set the com_modname (reported in server info)
- strlcpy(com_modname, gamedirname1, sizeof(com_modname));
-
// -game <gamedir>
// Adds basedir/gamedir as an override game
// LordHavoc: now supports multiple -game directories
- for (i = 1;i < com_argc;i++)
+ // set the com_modname (reported in server info)
+ for (i = 0;i < fs_numgamedirs;i++)
{
- if (!com_argv[i])
- continue;
- if (!strcmp (com_argv[i], "-game") && i < com_argc-1)
- {
- i++;
- fs_modified = true;
- FS_AddGameHierarchy (com_argv[i]);
- // update the com_modname
- strlcpy (com_modname, com_argv[i], sizeof (com_modname));
- }
+ fs_modified = true;
+ FS_AddGameHierarchy (fs_gamedirs[i]);
+ // update the com_modname (used server info)
+ strlcpy (com_modname, fs_gamedirs[i], sizeof (com_modname));
}
+ // set the default screenshot name to either the mod name or the
+ // gamemode screenshot name
+ if (strcmp(com_modname, gamedirname1))
+ Cvar_SetQuick (&scr_screenshot_name, com_modname);
+ else
+ Cvar_SetQuick (&scr_screenshot_name, gamescreenshotname);
+
// If "-condebug" is in the command line, remove the previous log file
if (COM_CheckParm ("-condebug") != 0)
unlink (va("%s/qconsole.log", fs_gamedir));
+
+ // look for the pop.lmp file and set registered to true if it is found
+ if ((gamemode == GAME_NORMAL || gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE) && !FS_FileExists("gfx/pop.lmp"))
+ {
+ if (fs_modified)
+ Con_Print("Playing shareware version, with modification.\nwarning: most mods require full quake data.\n");
+ else
+ Con_Print("Playing shareware version.\n");
+ }
+ else
+ {
+ Cvar_Set ("registered", "1");
+ if (gamemode == GAME_NORMAL || gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE)
+ Con_Print("Playing registered version.\n");
+ }
+
+ // unload all wads so that future queries will return the new data
+ W_UnloadAll();
}
-void FS_Init_Commands(void)
+void FS_Rescan_f(void)
{
- Cvar_RegisterVariable (&scr_screenshot_name);
+ FS_Rescan();
+}
- Cmd_AddCommand ("path", FS_Path_f);
- Cmd_AddCommand ("dir", FS_Dir_f);
- Cmd_AddCommand ("ls", FS_Ls_f);
+/*
+================
+FS_ChangeGameDirs
+================
+*/
+extern void Host_SaveConfig (void);
+extern void Host_LoadConfig_f (void);
+qboolean FS_ChangeGameDirs(int numgamedirs, char gamedirs[][MAX_QPATH], qboolean complain, qboolean failmissing)
+{
+ int i;
- // set the default screenshot name to either the mod name or the
- // gamemode screenshot name
- if (fs_modified)
- Cvar_SetQuick (&scr_screenshot_name, com_modname);
- else
- Cvar_SetQuick (&scr_screenshot_name, gamescreenshotname);
+ if (fs_numgamedirs == numgamedirs)
+ {
+ for (i = 0;i < numgamedirs;i++)
+ if (strcasecmp(fs_gamedirs[i], gamedirs[i]))
+ break;
+ if (i == numgamedirs)
+ return true; // already using this set of gamedirs, do nothing
+ }
+
+ if (numgamedirs > MAX_GAMEDIRS)
+ {
+ if (complain)
+ Con_Printf("That is too many gamedirs (%i > %i)\n", numgamedirs, MAX_GAMEDIRS);
+ return false; // too many gamedirs
+ }
+
+ for (i = 0;i < numgamedirs;i++)
+ {
+ // if string is nasty, reject it
+ if(FS_CheckNastyPath(gamedirs[i], true))
+ {
+ if (complain)
+ Con_Printf("Nasty gamedir name rejected: %s\n", gamedirs[i]);
+ return false; // nasty gamedirs
+ }
+ }
+
+ for (i = 0;i < numgamedirs;i++)
+ {
+ if (!FS_CheckGameDir(gamedirs[i]) && failmissing)
+ {
+ if (complain)
+ Con_Printf("Gamedir missing: %s%s/\n", fs_basedir, gamedirs[i]);
+ return false; // missing gamedirs
+ }
+ }
+
+ Host_SaveConfig();
+
+ fs_numgamedirs = numgamedirs;
+ for (i = 0;i < fs_numgamedirs;i++)
+ strlcpy(fs_gamedirs[i], gamedirs[i], sizeof(fs_gamedirs[i]));
+
+ // reinitialize filesystem to detect the new paks
+ FS_Rescan();
+
+ // exec the new config
+ Host_LoadConfig_f();
+
+ // unload all sounds so they will be reloaded from the new files as needed
+ S_UnloadAllSounds_f();
+
+ // reinitialize renderer (this reloads hud/console background/etc)
+ R_Modules_Restart();
+
+ return true;
+}
+
+/*
+================
+FS_GameDir_f
+================
+*/
+void FS_GameDir_f (void)
+{
+ int i;
+ int numgamedirs;
+ char gamedirs[MAX_GAMEDIRS][MAX_QPATH];
+
+ if (Cmd_Argc() < 2)
+ {
+ Con_Printf("gamedirs active:");
+ for (i = 0;i < fs_numgamedirs;i++)
+ Con_Printf(" %s", fs_gamedirs[i]);
+ Con_Printf("\n");
+ return;
+ }
+
+ numgamedirs = Cmd_Argc() - 1;
+ if (numgamedirs > MAX_GAMEDIRS)
+ {
+ Con_Printf("Too many gamedirs (%i > %i)\n", numgamedirs, MAX_GAMEDIRS);
+ return;
+ }
+
+ for (i = 0;i < numgamedirs;i++)
+ strlcpy(gamedirs[i], Cmd_Argv(i+1), sizeof(gamedirs[i]));
+
+ if ((cls.state == ca_connected && !cls.demoplayback) || sv.active)
+ {
+ // actually, changing during game would work fine, but would be stupid
+ Con_Printf("Can not change gamedir while client is connected or server is running!\n");
+ return;
+ }
+
+ // halt demo playback to close the file
+ CL_Disconnect();
+
+ FS_ChangeGameDirs(numgamedirs, gamedirs, true, true);
+}
+
+
+/*
+================
+FS_CheckGameDir
+================
+*/
+qboolean FS_CheckGameDir(const char *gamedir)
+{
+ qboolean success;
+ stringlist_t list;
+ stringlistinit(&list);
+ listdirectory(&list, va("%s%s/", fs_basedir, gamedir), "");
+ success = list.numstrings > 0;
+ stringlistfreecontents(&list);
+ return success;
+}
+
+
+/*
+================
+FS_Init
+================
+*/
+void FS_Init (void)
+{
+ int i;
+
+#ifdef WIN32
+ const char* dllnames [] =
+ {
+ "shfolder.dll", // IE 4, or Win NT and higher
+ NULL
+ };
+ Sys_LoadLibrary(dllnames, &shfolder_dll, shfolderfuncs);
+ // don't care for the result; if it fails, %USERPROFILE% will be used instead
+#endif
+
+ fs_mempool = Mem_AllocPool("file management", 0, NULL);
+
+ strlcpy(fs_gamedir, "", sizeof(fs_gamedir));
+
+// If the base directory is explicitly defined by the compilation process
+#ifdef DP_FS_BASEDIR
+ strlcpy(fs_basedir, DP_FS_BASEDIR, sizeof(fs_basedir));
+#else
+ strlcpy(fs_basedir, "", sizeof(fs_basedir));
+
+#ifdef MACOSX
+ // FIXME: is there a better way to find the directory outside the .app?
+ if (strstr(com_argv[0], ".app/"))
+ {
+ char *split;
+
+ split = strstr(com_argv[0], ".app/");
+ while (split > com_argv[0] && *split != '/')
+ split--;
+ strlcpy(fs_basedir, com_argv[0], sizeof(fs_basedir));
+ fs_basedir[split - com_argv[0]] = 0;
+ }
+#endif
+#endif
+
+ PK3_OpenLibrary ();
+
+ // -basedir <path>
+ // Overrides the system supplied base directory (under GAMENAME)
+// COMMANDLINEOPTION: Filesystem: -basedir <path> chooses what base directory the game data is in, inside this there should be a data directory for the game (for example id1)
+ i = COM_CheckParm ("-basedir");
+ if (i && i < com_argc-1)
+ {
+ strlcpy (fs_basedir, com_argv[i+1], sizeof (fs_basedir));
+ i = (int)strlen (fs_basedir);
+ if (i > 0 && (fs_basedir[i-1] == '\\' || fs_basedir[i-1] == '/'))
+ fs_basedir[i-1] = 0;
+ }
+
+ // add a path separator to the end of the basedir if it lacks one
+ if (fs_basedir[0] && fs_basedir[strlen(fs_basedir) - 1] != '/' && fs_basedir[strlen(fs_basedir) - 1] != '\\')
+ strlcat(fs_basedir, "/", sizeof(fs_basedir));
+
+ if (!FS_CheckGameDir(gamedirname1))
+ Con_Printf("WARNING: base gamedir %s%s/ not found!\n", fs_basedir, gamedirname1);
+
+ if (gamedirname2 && !FS_CheckGameDir(gamedirname2))
+ Con_Printf("WARNING: base gamedir %s%s/ not found!\n", fs_basedir, gamedirname2);
+
+ // -game <gamedir>
+ // Adds basedir/gamedir as an override game
+ // LordHavoc: now supports multiple -game directories
+ for (i = 1;i < com_argc && fs_numgamedirs < MAX_GAMEDIRS;i++)
+ {
+ if (!com_argv[i])
+ continue;
+ if (!strcmp (com_argv[i], "-game") && i < com_argc-1)
+ {
+ i++;
+ if (FS_CheckNastyPath(com_argv[i], true))
+ Sys_Error("-game %s%s/ is a dangerous/non-portable path\n", fs_basedir, com_argv[i]);
+ if (!FS_CheckGameDir(com_argv[i]))
+ Con_Printf("WARNING: -game %s%s/ not found!\n", fs_basedir, com_argv[i]);
+ // add the gamedir to the list of active gamedirs
+ strlcpy (fs_gamedirs[fs_numgamedirs], com_argv[i], sizeof(fs_gamedirs[fs_numgamedirs]));
+ fs_numgamedirs++;
+ }
+ }
+
+ // generate the searchpath
+ FS_Rescan();
+}
+
+void FS_Init_Commands(void)
+{
+ Cvar_RegisterVariable (&scr_screenshot_name);
+ Cvar_RegisterVariable (&fs_empty_files_in_pack_mark_deletions);
+
+ Cmd_AddCommand ("gamedir", FS_GameDir_f, "changes active gamedir list (can take multiple arguments), not including base directory (example usage: gamedir ctf)");
+ Cmd_AddCommand ("fs_rescan", FS_Rescan_f, "rescans filesystem for new pack archives and any other changes");
+ Cmd_AddCommand ("path", FS_Path_f, "print searchpath (game directories and archives)");
+ Cmd_AddCommand ("dir", FS_Dir_f, "list files in searchpath matching an * filename pattern, one per line");
+ Cmd_AddCommand ("ls", FS_Ls_f, "list files in searchpath matching an * filename pattern, multiple per line");
+ Cmd_AddCommand ("which", FS_Which_f, "accepts a file name as argument and reports where the file is taken from");
}
/*
*/
void FS_Shutdown (void)
{
+ // close all pack files and such
+ // (hopefully there aren't any other open files, but they'll be cleaned up
+ // by the OS anyway)
+ FS_ClearSearchPath();
Mem_FreePool (&fs_mempool);
+
+#ifdef WIN32
+ Sys_UnloadLibrary (&shfolder_dll);
+#endif
}
/*
memset (file, 0, sizeof (*file));
file->ungetc = EOF;
+#if _MSC_VER >= 1400
+ _sopen_s(&file->handle, filepath, mod | opt, _SH_DENYNO, _S_IREAD | _S_IWRITE);
+#else
file->handle = open (filepath, mod | opt, 0666);
+#endif
if (file->handle < 0)
{
Mem_Free (file);
if (lseek (pack->handle, pfile->offset, SEEK_SET) == -1)
{
Con_Printf ("FS_OpenPackedFile: can't lseek to %s in %s (offset: %d)\n",
- pfile->name, pack->filename, pfile->offset);
+ pfile->name, pack->filename, (int) pfile->offset);
return NULL;
}
or are just not a good idea for a mod to be using.
====================
*/
-int FS_CheckNastyPath (const char *path)
+int FS_CheckNastyPath (const char *path, qboolean isgamedir)
{
+ // all: never allow an empty path, as for gamedir it would access the parent directory and a non-gamedir path it is just useless
+ if (!path[0])
+ return 2;
+
// Windows: don't allow \ in filenames (windows-only), period.
// (on Windows \ is a directory separator, but / is also supported)
if (strstr(path, "\\"))
if (strstr(path, "//"))
return 1; // non-portable attempt to go to parent directory
- // all: don't allow going to current directory (./) or parent directory (../ or /../)
- if (strstr(path, "./"))
+ // all: don't allow going to parent directory (../ or /../)
+ if (strstr(path, ".."))
return 2; // attempt to go outside the game directory
// Windows and UNIXes: don't allow absolute paths
if (path[0] == '/')
return 2; // attempt to go outside the game directory
+ // all: don't allow . characters before the last slash (it should only be used in filenames, not path elements), this catches all imaginable cases of ./, ../, .../, etc
+ if (strchr(path, '.'))
+ {
+ if (isgamedir)
+ {
+ // gamedir is entirely path elements, so simply forbid . entirely
+ return 2;
+ }
+ if (strchr(path, '.') < strrchr(path, '/'))
+ return 2; // possible attempt to go outside the game directory
+ }
+
+ // all: forbid trailing slash on gamedir
+ if (isgamedir && path[strlen(path)-1] == '/')
+ return 2;
+
+ // all: forbid leading dot on any filename for any reason
+ if (strstr(path, "/."))
+ return 2; // attempt to go outside the game directory
+
// after all these checks we're pretty sure it's a / separated filename
// and won't do much if any harm
return false;
// Found it
if (!diff)
{
- if (!quiet)
- Con_DPrintf("FS_FindFile: %s in %s\n",
+ if (fs_empty_files_in_pack_mark_deletions.integer && pak->files[middle].realsize == 0)
+ {
+ // yes, but the first one is empty so we treat it as not being there
+ if (!quiet && developer.integer >= 10)
+ Con_Printf("FS_FindFile: %s is marked as deleted\n", name);
+
+ if (index != NULL)
+ *index = -1;
+ return NULL;
+ }
+
+ if (!quiet && developer.integer >= 10)
+ Con_Printf("FS_FindFile: %s in %s\n",
pak->files[middle].name, pak->filename);
if (index != NULL)
dpsnprintf(netpath, sizeof(netpath), "%s%s", search->filename, name);
if (FS_SysFileExists (netpath))
{
- if (!quiet)
- Con_DPrintf("FS_FindFile: %s\n", netpath);
+ if (!quiet && developer.integer >= 10)
+ Con_Printf("FS_FindFile: %s\n", netpath);
if (index != NULL)
*index = -1;
}
}
- if (!quiet)
- Con_DPrintf("FS_FindFile: can't find %s\n", name);
+ if (!quiet && developer.integer >= 10)
+ Con_Printf("FS_FindFile: can't find %s\n", name);
if (index != NULL)
*index = -1;
Look for a file in the search paths and open it in read-only mode
===========
*/
-qfile_t *FS_OpenReadFile (const char *filename, qboolean quiet, qboolean nonblocking)
+qfile_t *FS_OpenReadFile (const char *filename, qboolean quiet, qboolean nonblocking, int symlinkLevels)
{
searchpath_t *search;
int pack_ind;
}
// So, we found it in a package...
+
+ // Is it a PK3 symlink?
+ // TODO also handle directory symlinks by parsing the whole structure...
+ // but heck, file symlinks are good enough for now
+ if(search->pack->files[pack_ind].flags & PACKFILE_FLAG_SYMLINK)
+ {
+ if(symlinkLevels <= 0)
+ {
+ Con_Printf("symlink: %s: too many levels of symbolic links\n", filename);
+ return NULL;
+ }
+ else
+ {
+ char linkbuf[MAX_QPATH];
+ fs_offset_t count;
+ qfile_t *linkfile = FS_OpenPackedFile (search->pack, pack_ind);
+ const char *mergeslash;
+ char *mergestart;
+
+ if(!linkfile)
+ return NULL;
+ count = FS_Read(linkfile, linkbuf, sizeof(linkbuf) - 1);
+ FS_Close(linkfile);
+ if(count < 0)
+ return NULL;
+ linkbuf[count] = 0;
+
+ // Now combine the paths...
+ mergeslash = strrchr(filename, '/');
+ mergestart = linkbuf;
+ if(!mergeslash)
+ mergeslash = filename;
+ while(!strncmp(mergestart, "../", 3))
+ {
+ mergestart += 3;
+ while(mergeslash > filename)
+ {
+ --mergeslash;
+ if(*mergeslash == '/')
+ break;
+ }
+ }
+ // Now, mergestart will point to the path to be appended, and mergeslash points to where it should be appended
+ if(mergeslash == filename)
+ {
+ // Either mergeslash == filename, then we just replace the name (done below)
+ }
+ else
+ {
+ // Or, we append the name after mergeslash;
+ // or rather, we can also shift the linkbuf so we can put everything up to and including mergeslash first
+ int spaceNeeded = mergeslash - filename + 1;
+ int spaceRemoved = mergestart - linkbuf;
+ if(count - spaceRemoved + spaceNeeded >= MAX_QPATH)
+ {
+ Con_DPrintf("symlink: too long path rejected\n");
+ return NULL;
+ }
+ memmove(linkbuf + spaceNeeded, linkbuf + spaceRemoved, count - spaceRemoved);
+ memcpy(linkbuf, filename, spaceNeeded);
+ linkbuf[count - spaceRemoved + spaceNeeded] = 0;
+ mergestart = linkbuf;
+ }
+ if (!quiet && developer_loading.integer)
+ Con_DPrintf("symlink: %s -> %s\n", filename, mergestart);
+ if(FS_CheckNastyPath (mergestart, false))
+ {
+ Con_DPrintf("symlink: nasty path %s rejected\n", mergestart);
+ return NULL;
+ }
+ return FS_OpenReadFile(mergestart, quiet, nonblocking, symlinkLevels - 1);
+ }
+ }
+
return FS_OpenPackedFile (search->pack, pack_ind);
}
/*
====================
-FS_Open
+FS_OpenRealFile
-Open a file. The syntax is the same as fopen
+Open a file in the userpath. The syntax is the same as fopen
+Used for savegame scanning in menu, and all file writing.
====================
*/
-qfile_t* FS_Open (const char* filepath, const char* mode, qboolean quiet, qboolean nonblocking)
+qfile_t* FS_OpenRealFile (const char* filepath, const char* mode, qboolean quiet)
{
- if (FS_CheckNastyPath(filepath))
+ char real_path [MAX_OSPATH];
+
+ if (FS_CheckNastyPath(filepath, false))
{
- Con_Printf("FS_Open(\"%s\", \"%s\", %s): nasty filename rejected\n", filepath, mode, quiet ? "true" : "false");
+ Con_Printf("FS_OpenRealFile(\"%s\", \"%s\", %s): nasty filename rejected\n", filepath, mode, quiet ? "true" : "false");
return NULL;
}
- // If the file is opened in "write", "append", or "read/write" mode
+ dpsnprintf (real_path, sizeof (real_path), "%s/%s", fs_gamedir, filepath);
+
+ // If the file is opened in "write", "append", or "read/write" mode,
+ // create directories up to the file.
if (mode[0] == 'w' || mode[0] == 'a' || strchr (mode, '+'))
- {
- char real_path [MAX_OSPATH];
+ FS_CreatePath (real_path);
+ return FS_SysOpen (real_path, mode, false);
+}
- // Open the file on disk directly
- dpsnprintf (real_path, sizeof (real_path), "%s%s", fs_gamedir, filepath);
- // Create directories up to the file
- FS_CreatePath (real_path);
+/*
+====================
+FS_OpenVirtualFile
- return FS_SysOpen (real_path, mode, nonblocking);
+Open a file. The syntax is the same as fopen
+====================
+*/
+qfile_t* FS_OpenVirtualFile (const char* filepath, qboolean quiet)
+{
+ if (FS_CheckNastyPath(filepath, false))
+ {
+ Con_Printf("FS_OpenVirtualFile(\"%s\", %s): nasty filename rejected\n", filepath, quiet ? "true" : "false");
+ return NULL;
}
- // Else, we look at the various search paths and open the file in read-only mode
- else
- return FS_OpenReadFile (filepath, quiet, nonblocking);
+
+ return FS_OpenReadFile (filepath, quiet, false, 16);
}
+/*
+====================
+FS_FileFromData
+
+Open a file. The syntax is the same as fopen
+====================
+*/
+qfile_t* FS_FileFromData (const unsigned char *data, const size_t size, qboolean quiet)
+{
+ qfile_t* file;
+ file = (qfile_t *)Mem_Alloc (fs_mempool, sizeof (*file));
+ memset (file, 0, sizeof (*file));
+ file->flags = QFILE_FLAG_DATA;
+ file->ungetc = EOF;
+ file->real_length = size;
+ file->data = data;
+ return file;
+}
+
/*
====================
FS_Close
*/
int FS_Close (qfile_t* file)
{
+ if(file->flags & QFILE_FLAG_DATA)
+ {
+ Mem_Free(file);
+ return 0;
+ }
+
if (close (file->handle))
return EOF;
else
done = 0;
+ if(file->flags & QFILE_FLAG_DATA)
+ {
+ size_t left = file->real_length - file->position;
+ if(buffersize > left)
+ buffersize = left;
+ memcpy(buffer, file->data + file->position, buffersize);
+ file->position += buffersize;
+ return buffersize;
+ }
+
// First, we copy as many bytes as we can from "buff"
if (file->buff_ind < file->buff_len)
{
count = file->buff_len - file->buff_ind;
+ count = ((fs_offset_t)buffersize > count) ? count : (fs_offset_t)buffersize;
+ done += count;
+ memcpy (buffer, &file->buff[file->buff_ind], count);
+ file->buff_ind += count;
- done += ((fs_offset_t)buffersize > count) ? count : (fs_offset_t)buffersize;
- memcpy (buffer, &file->buff[file->buff_ind], done);
- file->buff_ind += done;
-
- buffersize -= done;
+ buffersize -= count;
if (buffersize == 0)
return done;
}
int FS_VPrintf (qfile_t* file, const char* format, va_list ap)
{
int len;
- fs_offset_t buff_size;
- char *tempbuff = NULL;
+ fs_offset_t buff_size = MAX_INPUTLINE;
+ char *tempbuff;
- buff_size = 1024;
- tempbuff = (char *)Mem_Alloc (tempmempool, buff_size);
- len = dpvsnprintf (tempbuff, buff_size, format, ap);
- while (len < 0)
+ for (;;)
{
- Mem_Free (tempbuff);
- buff_size *= 2;
tempbuff = (char *)Mem_Alloc (tempmempool, buff_size);
len = dpvsnprintf (tempbuff, buff_size, format, ap);
+ if (len >= 0 && len < buff_size)
+ break;
+ Mem_Free (tempbuff);
+ buff_size *= 2;
}
len = write (file->handle, tempbuff, len);
*/
int FS_Getc (qfile_t* file)
{
- char c;
+ unsigned char c;
if (FS_Read (file, &c, 1) != 1)
return EOF;
default:
return -1;
}
- if (offset < 0 || offset > (long) file->real_length)
+ if (offset < 0 || offset > file->real_length)
return -1;
+ if(file->flags & QFILE_FLAG_DATA)
+ {
+ file->position = offset;
+ return 0;
+ }
+
// If we have the data in our read buffer, we don't need to actually seek
if (file->position - file->buff_len <= offset && offset <= file->position)
{
}
+/*
+====================
+FS_FileSize
+
+Give the total size of a file
+====================
+*/
+fs_offset_t FS_FileSize (qfile_t* file)
+{
+ return file->real_length;
+}
+
+
/*
====================
FS_Purge
unsigned char *buf = NULL;
fs_offset_t filesize = 0;
- file = FS_Open (path, "rb", quiet, false);
+ file = FS_OpenVirtualFile(path, quiet);
if (file)
{
filesize = file->real_length;
+ if(filesize < 0)
+ {
+ Con_Printf("FS_LoadFile(\"%s\", pool, %s, filesizepointer): trying to open a non-regular file\n", path, quiet ? "true" : "false");
+ FS_Close(file);
+ return NULL;
+ }
+
buf = (unsigned char *)Mem_Alloc (pool, filesize + 1);
buf[filesize] = '\0';
FS_Read (file, buf, filesize);
FS_Close (file);
+ if (developer_loadfile.integer)
+ Con_Printf("loaded file \"%s\" (%u bytes)\n", path, (unsigned int)filesize);
}
if (filesizepointer)
{
qfile_t *file;
- file = FS_Open (filename, "wb", false, false);
+ file = FS_OpenRealFile(filename, "wb", false);
if (!file)
{
Con_Printf("FS_WriteFile: failed on %s\n", filename);
return false;
}
- Con_DPrintf("FS_WriteFile: %s\n", filename);
+ Con_DPrintf("FS_WriteFile: %s (%u bytes)\n", filename, (unsigned int)len);
FS_Write (file, data, len);
FS_Close (file);
return true;
void FS_StripExtension (const char *in, char *out, size_t size_out)
{
char *last = NULL;
+ char currentchar;
if (size_out == 0)
return;
- while (*in && size_out > 1)
+ while ((currentchar = *in) && size_out > 1)
{
- if (*in == '.')
+ if (currentchar == '.')
last = out;
- else if (*in == '/' || *in == '\\' || *in == ':')
+ else if (currentchar == '/' || currentchar == '\\' || currentchar == ':')
last = NULL;
- *out++ = *in++;
+ *out++ = currentchar;
+ in++;
size_out--;
}
if (last)
}
+/*
+==================
+FS_FileType
+
+Look for a file in the packages and in the filesystem
+==================
+*/
+int FS_FileType (const char *filename)
+{
+ searchpath_t *search;
+ char fullpath[MAX_QPATH];
+
+ search = FS_FindFile (filename, NULL, true);
+ if(!search)
+ return FS_FILETYPE_NONE;
+
+ if(search->pack)
+ return FS_FILETYPE_FILE; // TODO can't check directories in paks yet, maybe later
+
+ dpsnprintf(fullpath, sizeof(fullpath), "%s%s", search->filename, filename);
+ return FS_SysFileType(fullpath);
+}
+
+
/*
==================
FS_FileExists
Look for a file in the filesystem only
==================
*/
-qboolean FS_SysFileExists (const char *path)
+int FS_SysFileType (const char *path)
{
#if WIN32
- int desc;
+// Sajt - some older sdks are missing this define
+# ifndef INVALID_FILE_ATTRIBUTES
+# define INVALID_FILE_ATTRIBUTES ((DWORD)-1)
+# endif
- // TODO: use another function instead, to avoid opening the file
- desc = open (path, O_RDONLY | O_BINARY);
- if (desc < 0)
- return false;
+ DWORD result = GetFileAttributes(path);
- close (desc);
- return true;
+ if(result == INVALID_FILE_ATTRIBUTES)
+ return FS_FILETYPE_NONE;
+
+ if(result & FILE_ATTRIBUTE_DIRECTORY)
+ return FS_FILETYPE_DIRECTORY;
+
+ return FS_FILETYPE_FILE;
#else
struct stat buf;
if (stat (path,&buf) == -1)
- return false;
+ return FS_FILETYPE_NONE;
- return true;
+ if(S_ISDIR(buf.st_mode))
+ return FS_FILETYPE_DIRECTORY;
+
+ return FS_FILETYPE_FILE;
#endif
}
+qboolean FS_SysFileExists (const char *path)
+{
+ return FS_SysFileType (path) != FS_FILETYPE_NONE;
+}
+
void FS_mkdir (const char *path)
{
#if WIN32
fssearch_t *search;
searchpath_t *searchpath;
pack_t *pak;
- int i, basepathlength, numfiles, numchars;
- stringlist_t *dir, *dirfile, *liststart, *listcurrent, *listtemp;
+ int i, basepathlength, numfiles, numchars, resultlistindex, dirlistindex;
+ stringlist_t resultlist;
+ stringlist_t dirlist;
const char *slash, *backslash, *colon, *separator;
char *basepath;
- char netpath[MAX_OSPATH];
char temp[MAX_OSPATH];
for (i = 0;pattern[i] == '.' || pattern[i] == ':' || pattern[i] == '/' || pattern[i] == '\\';i++)
return NULL;
}
+ stringlistinit(&resultlist);
+ stringlistinit(&dirlist);
search = NULL;
- liststart = NULL;
- listcurrent = NULL;
- listtemp = NULL;
slash = strrchr(pattern, '/');
backslash = strrchr(pattern, '\\');
colon = strrchr(pattern, ':');
pak = searchpath->pack;
for (i = 0;i < pak->numfiles;i++)
{
- strcpy(temp, pak->files[i].name);
+ strlcpy(temp, pak->files[i].name, sizeof(temp));
while (temp[0])
{
if (matchpattern(temp, (char *)pattern, true))
{
- for (listtemp = liststart;listtemp;listtemp = listtemp->next)
- if (!strcmp(listtemp->text, temp))
+ for (resultlistindex = 0;resultlistindex < resultlist.numstrings;resultlistindex++)
+ if (!strcmp(resultlist.strings[resultlistindex], temp))
break;
- if (listtemp == NULL)
+ if (resultlistindex == resultlist.numstrings)
{
- listcurrent = stringlistappend(listcurrent, temp);
- if (liststart == NULL)
- liststart = listcurrent;
- if (!quiet)
- Con_DPrintf("SearchPackFile: %s : %s\n", pak->filename, temp);
+ stringlistappend(&resultlist, temp);
+ if (!quiet && developer_loading.integer)
+ Con_Printf("SearchPackFile: %s : %s\n", pak->filename, temp);
}
}
// strip off one path element at a time until empty
}
else
{
- // get a directory listing and look at each name
- dpsnprintf(netpath, sizeof (netpath), "%s%s", searchpath->filename, basepath);
- if ((dir = listdirectory(netpath)))
+ stringlist_t matchedSet, foundSet;
+ const char *start = pattern;
+
+ stringlistinit(&matchedSet);
+ stringlistinit(&foundSet);
+ // add a first entry to the set
+ stringlistappend(&matchedSet, "");
+ // iterate through pattern's path
+ while (*start)
{
- for (dirfile = dir;dirfile;dirfile = dirfile->next)
+ const char *asterisk, *wildcard, *nextseparator, *prevseparator;
+ char subpath[MAX_OSPATH];
+ char subpattern[MAX_OSPATH];
+
+ // find the next wildcard
+ wildcard = strchr(start, '?');
+ asterisk = strchr(start, '*');
+ if (asterisk && (!wildcard || asterisk < wildcard))
{
- dpsnprintf(temp, sizeof(temp), "%s%s", basepath, dirfile->text);
- if (matchpattern(temp, (char *)pattern, true))
+ wildcard = asterisk;
+ }
+
+ if (wildcard)
+ {
+ nextseparator = strchr( wildcard, '/' );
+ }
+ else
+ {
+ nextseparator = NULL;
+ }
+
+ if( !nextseparator ) {
+ nextseparator = start + strlen( start );
+ }
+
+ // prevseparator points past the '/' right before the wildcard and nextseparator at the one following it (or at the end of the string)
+ // copy everything up except nextseperator
+ strlcpy(subpattern, pattern, min(sizeof(subpattern), (size_t) (nextseparator - pattern + 1)));
+ // find the last '/' before the wildcard
+ prevseparator = strrchr( subpattern, '/' );
+ if (!prevseparator)
+ prevseparator = subpattern;
+ else
+ prevseparator++;
+ // copy everything from start to the previous including the '/' (before the wildcard)
+ // everything up to start is already included in the path of matchedSet's entries
+ strlcpy(subpath, start, min(sizeof(subpath), (size_t) ((prevseparator - subpattern) - (start - pattern) + 1)));
+
+ // for each entry in matchedSet try to open the subdirectories specified in subpath
+ for( dirlistindex = 0 ; dirlistindex < matchedSet.numstrings ; dirlistindex++ ) {
+ strlcpy( temp, matchedSet.strings[ dirlistindex ], sizeof(temp) );
+ strlcat( temp, subpath, sizeof(temp) );
+ listdirectory( &foundSet, searchpath->filename, temp );
+ }
+ if( dirlistindex == 0 ) {
+ break;
+ }
+ // reset the current result set
+ stringlistfreecontents( &matchedSet );
+ // match against the pattern
+ for( dirlistindex = 0 ; dirlistindex < foundSet.numstrings ; dirlistindex++ ) {
+ const char *direntry = foundSet.strings[ dirlistindex ];
+ if (matchpattern(direntry, subpattern, true)) {
+ stringlistappend( &matchedSet, direntry );
+ }
+ }
+ stringlistfreecontents( &foundSet );
+
+ start = nextseparator;
+ }
+
+ for (dirlistindex = 0;dirlistindex < matchedSet.numstrings;dirlistindex++)
+ {
+ const char *temp = matchedSet.strings[dirlistindex];
+ if (matchpattern(temp, (char *)pattern, true))
+ {
+ for (resultlistindex = 0;resultlistindex < resultlist.numstrings;resultlistindex++)
+ if (!strcmp(resultlist.strings[resultlistindex], temp))
+ break;
+ if (resultlistindex == resultlist.numstrings)
{
- for (listtemp = liststart;listtemp;listtemp = listtemp->next)
- if (!strcmp(listtemp->text, temp))
- break;
- if (listtemp == NULL)
- {
- listcurrent = stringlistappend(listcurrent, temp);
- if (liststart == NULL)
- liststart = listcurrent;
- if (!quiet)
- Con_DPrintf("SearchDirFile: %s\n", temp);
- }
+ stringlistappend(&resultlist, temp);
+ if (!quiet && developer_loading.integer)
+ Con_Printf("SearchDirFile: %s\n", temp);
}
}
- freedirectory(dir);
}
+ stringlistfreecontents( &matchedSet );
}
}
- if (liststart)
+ if (resultlist.numstrings)
{
- liststart = stringlistsort(liststart);
- numfiles = 0;
+ stringlistsort(&resultlist);
+ numfiles = resultlist.numstrings;
numchars = 0;
- for (listtemp = liststart;listtemp;listtemp = listtemp->next)
- {
- numfiles++;
- numchars += (int)strlen(listtemp->text) + 1;
- }
+ for (resultlistindex = 0;resultlistindex < resultlist.numstrings;resultlistindex++)
+ numchars += (int)strlen(resultlist.strings[resultlistindex]) + 1;
search = (fssearch_t *)Z_Malloc(sizeof(fssearch_t) + numchars + numfiles * sizeof(char *));
search->filenames = (char **)((char *)search + sizeof(fssearch_t));
search->filenamesbuffer = (char *)((char *)search + sizeof(fssearch_t) + numfiles * sizeof(char *));
search->numfilenames = (int)numfiles;
numfiles = 0;
numchars = 0;
- for (listtemp = liststart;listtemp;listtemp = listtemp->next)
+ for (resultlistindex = 0;resultlistindex < resultlist.numstrings;resultlistindex++)
{
+ size_t textlen;
search->filenames[numfiles] = search->filenamesbuffer + numchars;
- strcpy(search->filenames[numfiles], listtemp->text);
+ textlen = strlen(resultlist.strings[resultlistindex]) + 1;
+ memcpy(search->filenames[numfiles], resultlist.strings[resultlistindex], textlen);
numfiles++;
- numchars += (int)strlen(listtemp->text) + 1;
+ numchars += (int)textlen;
}
- if (liststart)
- stringlistfree(liststart);
}
+ stringlistfreecontents(&resultlist);
Mem_Free(basepath);
return search;
int linebufpos;
int i, j, k, l;
const char *name;
- char linebuf[4096];
+ char linebuf[MAX_INPUTLINE];
fssearch_t *search;
search = FS_Search(pattern, true, true);
if (!search)
FS_ListDirectoryCmd("ls", false);
}
+void FS_Which_f(void)
+{
+ const char *filename;
+ int index;
+ searchpath_t *sp;
+ if (Cmd_Argc() != 2)
+ {
+ Con_Printf("usage:\n%s <file>\n", Cmd_Argv(0));
+ return;
+ }
+ filename = Cmd_Argv(1);
+ sp = FS_FindFile(filename, &index, true);
+ if (!sp) {
+ Con_Printf("%s isn't anywhere\n", filename);
+ return;
+ }
+ if (sp->pack)
+ Con_Printf("%s is in package %s\n", filename, sp->pack->shortname);
+ else
+ Con_Printf("%s is file %s%s\n", filename, sp->filename, filename);
+}
+
+
+const char *FS_WhichPack(const char *filename)
+{
+ int index;
+ searchpath_t *sp = FS_FindFile(filename, &index, true);
+ if(sp && sp->pack)
+ return sp->pack->shortname;
+ else
+ return 0;
+}
+
+/*
+====================
+FS_IsRegisteredQuakePack
+
+Look for a proof of purchase file file in the requested package
+
+If it is found, this file should NOT be downloaded.
+====================
+*/
+qboolean FS_IsRegisteredQuakePack(const char *name)
+{
+ searchpath_t *search;
+ pack_t *pak;
+
+ // search through the path, one element at a time
+ for (search = fs_searchpaths;search;search = search->next)
+ {
+ if (search->pack && !strcasecmp(FS_FileWithoutPath(search->filename), name))
+ {
+ int (*strcmp_funct) (const char* str1, const char* str2);
+ int left, right, middle;
+
+ pak = search->pack;
+ strcmp_funct = pak->ignorecase ? strcasecmp : strcmp;
+
+ // Look for the file (binary search)
+ left = 0;
+ right = pak->numfiles - 1;
+ while (left <= right)
+ {
+ int diff;
+
+ middle = (left + right) / 2;
+ diff = !strcmp_funct (pak->files[middle].name, "gfx/pop.lmp");
+
+ // Found it
+ if (!diff)
+ return true;
+
+ // If we're too far in the list
+ if (diff > 0)
+ right = middle - 1;
+ else
+ left = middle + 1;
+ }
+
+ // we found the requested pack but it is not registered quake
+ return false;
+ }
+ }
+
+ return false;
+}
+
+int FS_CRCFile(const char *filename, size_t *filesizepointer)
+{
+ int crc = -1;
+ unsigned char *filedata;
+ fs_offset_t filesize;
+ if (filesizepointer)
+ *filesizepointer = 0;
+ if (!filename || !*filename)
+ return crc;
+ filedata = FS_LoadFile(filename, tempmempool, true, &filesize);
+ if (filedata)
+ {
+ if (filesizepointer)
+ *filesizepointer = filesize;
+ crc = CRC_Block(filedata, filesize);
+ Mem_Free(filedata);
+ }
+ return crc;
+}
+
+unsigned char *FS_Deflate(const unsigned char *data, size_t size, size_t *deflated_size, int level, mempool_t *mempool)
+{
+ z_stream strm;
+ unsigned char *out = NULL;
+ unsigned char *tmp;
+
+ memset(&strm, 0, sizeof(strm));
+ strm.zalloc = Z_NULL;
+ strm.zfree = Z_NULL;
+ strm.opaque = Z_NULL;
+
+ if(level < 0)
+ level = Z_DEFAULT_COMPRESSION;
+
+ if(qz_deflateInit2(&strm, level, Z_DEFLATED, -MAX_WBITS, Z_MEMLEVEL_DEFAULT, Z_BINARY) != Z_OK)
+ {
+ Con_Printf("FS_Deflate: deflate init error!\n");
+ return NULL;
+ }
+
+ strm.next_in = (unsigned char*)data;
+ strm.avail_in = size;
+
+ tmp = (unsigned char *) Mem_Alloc(tempmempool, size);
+ if(!tmp)
+ {
+ Con_Printf("FS_Deflate: not enough memory in tempmempool!\n");
+ qz_deflateEnd(&strm);
+ return NULL;
+ }
+
+ strm.next_out = tmp;
+ strm.avail_out = size;
+
+ if(qz_deflate(&strm, Z_FINISH) != Z_STREAM_END)
+ {
+ Con_Printf("FS_Deflate: deflate failed!\n");
+ qz_deflateEnd(&strm);
+ Mem_Free(tmp);
+ return NULL;
+ }
+
+ if(qz_deflateEnd(&strm) != Z_OK)
+ {
+ Con_Printf("FS_Deflate: deflateEnd failed\n");
+ Mem_Free(tmp);
+ return NULL;
+ }
+
+ if(strm.total_out >= size)
+ {
+ Con_Printf("FS_Deflate: deflate is useless on this data!\n");
+ Mem_Free(tmp);
+ return NULL;
+ }
+
+ out = (unsigned char *) Mem_Alloc(mempool, strm.total_out);
+ if(!out)
+ {
+ Con_Printf("FS_Deflate: not enough memory in target mempool!\n");
+ Mem_Free(tmp);
+ return NULL;
+ }
+
+ if(deflated_size)
+ *deflated_size = (size_t)strm.total_out;
+
+ memcpy(out, tmp, strm.total_out);
+ Mem_Free(tmp);
+
+ return out;
+}
+
+static void AssertBufsize(sizebuf_t *buf, int length)
+{
+ if(buf->cursize + length > buf->maxsize)
+ {
+ int oldsize = buf->maxsize;
+ unsigned char *olddata;
+ olddata = buf->data;
+ buf->maxsize += length;
+ buf->data = (unsigned char *) Mem_Alloc(tempmempool, buf->maxsize);
+ if(olddata)
+ {
+ memcpy(buf->data, olddata, oldsize);
+ Mem_Free(olddata);
+ }
+ }
+}
+
+unsigned char *FS_Inflate(const unsigned char *data, size_t size, size_t *inflated_size, mempool_t *mempool)
+{
+ int ret;
+ z_stream strm;
+ unsigned char *out = NULL;
+ unsigned char tmp[2048];
+ unsigned int have;
+ sizebuf_t outbuf;
+
+ memset(&outbuf, 0, sizeof(outbuf));
+ outbuf.data = (unsigned char *) Mem_Alloc(tempmempool, sizeof(tmp));
+ outbuf.maxsize = sizeof(tmp);
+
+ memset(&strm, 0, sizeof(strm));
+ strm.zalloc = Z_NULL;
+ strm.zfree = Z_NULL;
+ strm.opaque = Z_NULL;
+
+ if(qz_inflateInit2(&strm, -MAX_WBITS) != Z_OK)
+ {
+ Con_Printf("FS_Inflate: inflate init error!\n");
+ Mem_Free(outbuf.data);
+ return NULL;
+ }
+
+ strm.next_in = (unsigned char*)data;
+ strm.avail_in = size;
+
+ do
+ {
+ strm.next_out = tmp;
+ strm.avail_out = sizeof(tmp);
+ ret = qz_inflate(&strm, Z_NO_FLUSH);
+ // it either returns Z_OK on progress, Z_STREAM_END on end
+ // or an error code
+ switch(ret)
+ {
+ case Z_STREAM_END:
+ case Z_OK:
+ break;
+
+ case Z_STREAM_ERROR:
+ Con_Print("FS_Inflate: stream error!\n");
+ break;
+ case Z_DATA_ERROR:
+ Con_Print("FS_Inflate: data error!\n");
+ break;
+ case Z_MEM_ERROR:
+ Con_Print("FS_Inflate: mem error!\n");
+ break;
+ case Z_BUF_ERROR:
+ Con_Print("FS_Inflate: buf error!\n");
+ break;
+ default:
+ Con_Print("FS_Inflate: unknown error!\n");
+ break;
+
+ }
+ if(ret != Z_OK && ret != Z_STREAM_END)
+ {
+ Con_Printf("Error after inflating %u bytes\n", (unsigned)strm.total_in);
+ Mem_Free(outbuf.data);
+ qz_inflateEnd(&strm);
+ return NULL;
+ }
+ have = sizeof(tmp) - strm.avail_out;
+ AssertBufsize(&outbuf, max(have, sizeof(tmp)));
+ SZ_Write(&outbuf, tmp, have);
+ } while(ret != Z_STREAM_END);
+
+ qz_inflateEnd(&strm);
+
+ out = (unsigned char *) Mem_Alloc(mempool, outbuf.cursize);
+ if(!out)
+ {
+ Con_Printf("FS_Inflate: not enough memory in target mempool!\n");
+ Mem_Free(outbuf.data);
+ return NULL;
+ }
+
+ memcpy(out, outbuf.data, outbuf.cursize);
+ Mem_Free(outbuf.data);
+
+ if(inflated_size)
+ *inflated_size = (size_t)outbuf.cursize;
+
+ return out;
+}