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fteqw/engine/common/fs.c
Spoike fd70ec0c62 fix misc warnings. 
add support for q3's shader remapping feature.
don't mask sky depth on q3bsp. apparently it causes problems.

git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@4609 fc73d0e0-1445-4013-8a0c-d673dee63da5
2014-02-13 23:54:57 +00:00

3767 lines
96 KiB
C
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#include "quakedef.h"
#include "netinc.h"
//#define com_gamedir com__gamedir
#include <ctype.h>
#include <limits.h>
#include "fs.h"
#include "shader.h"
#ifdef _WIN32
#include "winquake.h"
#endif
void fs_game_callback(cvar_t *var, char *oldvalue);
hashtable_t filesystemhash;
qboolean com_fschanged = true;
static unsigned int fs_restarts;
cvar_t com_fs_cache = CVARF("fs_cache", IFMINIMAL("2","1"), CVAR_ARCHIVE);
cvar_t cfg_reload_on_gamedir = CVAR("cfg_reload_on_gamedir", "1");
cvar_t fs_game = CVARFDC("game", "", CVAR_NOSAVE|CVAR_NORESET, "Provided for Q2 compat.", fs_game_callback);
cvar_t fs_gamedir = CVARFD("fs_gamedir", "", CVAR_NOUNSAFEEXPAND|CVAR_NOSET|CVAR_NOSAVE, "Provided for Q2 compat.");
cvar_t fs_basedir = CVARFD("fs_basedir", "", CVAR_NOUNSAFEEXPAND|CVAR_NOSET|CVAR_NOSAVE, "Provided for Q2 compat.");
int active_fs_cachetype;
static int fs_referencetype;
int fs_finds;
void COM_CheckRegistered (void);
void fs_game_callback(cvar_t *var, char *oldvalue)
{
static qboolean runaway = false;
char buf[MAX_OSPATH];
if (!strcmp(var->string, oldvalue))
return; //no change here.
if (runaway)
return; //ignore that
runaway = true;
Cmd_ExecuteString(va("gamedir %s\n", COM_QuotedString(var->string, buf, sizeof(buf))), Cmd_ExecLevel);
runaway = false;
}
struct
{
void *module;
const char *extension;
searchpathfuncs_t *(QDECL *OpenNew)(vfsfile_t *file, const char *desc);
qboolean loadscan;
} searchpathformats[64];
int FS_RegisterFileSystemType(void *module, const char *extension, searchpathfuncs_t *(QDECL *OpenNew)(vfsfile_t *file, const char *desc), qboolean loadscan)
{
unsigned int i;
for (i = 0; i < sizeof(searchpathformats)/sizeof(searchpathformats[0]); i++)
{
if (searchpathformats[i].extension && !strcmp(searchpathformats[i].extension, extension))
break; //extension match always replaces
if (!searchpathformats[i].extension && !searchpathformats[i].OpenNew)
break;
}
if (i == sizeof(searchpathformats)/sizeof(searchpathformats[0]))
return 0;
searchpathformats[i].module = module;
searchpathformats[i].extension = extension;
searchpathformats[i].OpenNew = OpenNew;
searchpathformats[i].loadscan = loadscan;
com_fschanged = true;
return i+1;
}
void FS_UnRegisterFileSystemType(int idx)
{
if ((unsigned int)(idx-1) >= sizeof(searchpathformats)/sizeof(searchpathformats[0]))
return;
searchpathformats[idx-1].OpenNew = NULL;
searchpathformats[idx-1].module = NULL;
com_fschanged = true;
//FS_Restart will be needed
}
void FS_UnRegisterFileSystemModule(void *module)
{
int i;
qboolean found = false;
for (i = 0; i < sizeof(searchpathformats)/sizeof(searchpathformats[0]); i++)
{
if (searchpathformats[i].module == module)
{
searchpathformats[i].OpenNew = NULL;
searchpathformats[i].module = NULL;
found = true;
}
}
if (found)
{
Cmd_ExecuteString("fs_restart", RESTRICT_LOCAL);
}
}
vfsfile_t *FS_OpenVFSLoc(flocation_t *loc, char *mode);
char *VFS_GETS(vfsfile_t *vf, char *buffer, int buflen)
{
char in;
char *out = buffer;
int len;
len = buflen-1;
if (len == 0)
return NULL;
while (len > 0)
{
if (VFS_READ(vf, &in, 1) != 1)
{
if (len == buflen-1)
return NULL;
*out = '\0';
return buffer;
}
if (in == '\n')
break;
*out++ = in;
len--;
}
*out = '\0';
//if there's a trailing \r, strip it.
if (out > buffer)
if (out[-1] == '\r')
out[-1] = 0;
return buffer;
}
void VARGS VFS_PRINTF(vfsfile_t *vf, char *format, ...)
{
va_list argptr;
char string[1024];
va_start (argptr, format);
vsnprintf (string,sizeof(string)-1, format,argptr);
va_end (argptr);
VFS_PUTS(vf, string);
}
char gamedirfile[MAX_OSPATH];
//the various COM_LoadFiles set these on return
int com_filesize;
qboolean com_file_copyprotected;//file should not be available for download.
qboolean com_file_untrusted; //file was downloaded inside a package
//char *com_basedir; //obsolete
char com_quakedir[MAX_OSPATH];
char com_homedir[MAX_OSPATH];
char com_configdir[MAX_OSPATH]; //homedir/fte/configs
int fs_hash_dups;
int fs_hash_files;
static const char *FS_GetCleanPath(const char *pattern, char *outbuf, int outlen);
void FS_RegisterDefaultFileSystems(void);
static void COM_CreatePath (char *path);
#define ENFORCEFOPENMODE(mode) {if (strcmp(mode, "r") && strcmp(mode, "w")/* && strcmp(mode, "rw")*/)Sys_Error("fs mode %s is not permitted here\n");}
//forget a manifest entirely.
void FS_Manifest_Free(ftemanifest_t *man)
{
int i, j;
if (!man)
return;
Z_Free(man->updateurl);
Z_Free(man->installation);
Z_Free(man->formalname);
Z_Free(man->protocolname);
Z_Free(man->defaultexec);
for (i = 0; i < sizeof(man->gamepath) / sizeof(man->gamepath[0]); i++)
{
Z_Free(man->gamepath[i].path);
}
for (i = 0; i < sizeof(man->package) / sizeof(man->package[0]); i++)
{
Z_Free(man->package[i].path);
for (j = 0; j < sizeof(man->package[i].mirrors) / sizeof(man->package[i].mirrors[0]); j++)
Z_Free(man->package[i].mirrors[j]);
}
Z_Free(man);
}
//clone a manifest, so we can hack at it.
static ftemanifest_t *FS_Manifest_Clone(ftemanifest_t *oldm)
{
ftemanifest_t *newm;
int i, j;
newm = Z_Malloc(sizeof(*newm));
if (oldm->updateurl)
newm->updateurl = Z_StrDup(oldm->updateurl);
if (oldm->installation)
newm->installation = Z_StrDup(oldm->installation);
if (oldm->formalname)
newm->formalname = Z_StrDup(oldm->formalname);
if (oldm->protocolname)
newm->protocolname = Z_StrDup(oldm->protocolname);
if (oldm->defaultexec)
newm->defaultexec = Z_StrDup(oldm->defaultexec);
for (i = 0; i < sizeof(newm->gamepath) / sizeof(newm->gamepath[0]); i++)
{
if (oldm->gamepath[i].path)
newm->gamepath[i].path = Z_StrDup(oldm->gamepath[i].path);
newm->gamepath[i].base = oldm->gamepath[i].base;
}
for (i = 0; i < sizeof(newm->package) / sizeof(newm->package[0]); i++)
{
if (oldm->package[i].path)
newm->package[i].path = Z_StrDup(oldm->package[i].path);
for (j = 0; j < sizeof(newm->package[i].mirrors) / sizeof(newm->package[i].mirrors[0]); j++)
if (oldm->package[i].mirrors[j])
newm->package[i].mirrors[j] = Z_StrDup(oldm->package[i].mirrors[j]);
}
return newm;
}
void FS_Manifest_Print(ftemanifest_t *man)
{
char buffer[1024];
int i, j;
if (man->updateurl)
Con_Printf("updateurl %s\n", COM_QuotedString(man->updateurl, buffer, sizeof(buffer)));
if (man->installation)
Con_Printf("game %s\n", COM_QuotedString(man->installation, buffer, sizeof(buffer)));
if (man->formalname)
Con_Printf("name %s\n", COM_QuotedString(man->formalname, buffer, sizeof(buffer)));
if (man->protocolname)
Con_Printf("protocolname %s\n", COM_QuotedString(man->protocolname, buffer, sizeof(buffer)));
if (man->defaultexec)
Con_Printf("defaultexec %s\n", COM_QuotedString(man->defaultexec, buffer, sizeof(buffer)));
for (i = 0; i < sizeof(man->gamepath) / sizeof(man->gamepath[0]); i++)
{
if (man->gamepath[i].path)
{
if (man->gamepath[i].base)
Con_Printf("basegame %s\n", COM_QuotedString(man->gamepath[i].path, buffer, sizeof(buffer)));
else
Con_Printf("gamedir %s\n", COM_QuotedString(man->gamepath[i].path, buffer, sizeof(buffer)));
}
}
for (i = 0; i < sizeof(man->package) / sizeof(man->package[0]); i++)
{
if (man->package[i].path)
{
if (man->package[i].crcknown)
Con_Printf("package %s 0x%x", COM_QuotedString(man->package[i].path, buffer, sizeof(buffer)), man->package[i].crc);
else
Con_Printf("package %s -", COM_QuotedString(man->package[i].path, buffer, sizeof(buffer)));
for (j = 0; j < sizeof(man->package[i].mirrors) / sizeof(man->package[i].mirrors[0]); j++)
if (man->package[i].mirrors[j])
Con_Printf(" \"%s\"", COM_QuotedString(man->package[i].mirrors[j], buffer, sizeof(buffer)));
Con_Printf("\n");
}
}
}
//forget any mod dirs.
static void FS_Manifest_PurgeGamedirs(ftemanifest_t *man)
{
int i;
for (i = 0; i < sizeof(man->gamepath) / sizeof(man->gamepath[0]); i++)
{
if (man->gamepath[i].path && !man->gamepath[i].base)
{
Z_Free(man->gamepath[i].path);
man->gamepath[i].path = NULL;
}
}
}
//create a new empty manifest with default values.
static ftemanifest_t *FS_Manifest_Create(void)
{
ftemanifest_t *man = Z_Malloc(sizeof(*man));
// man->installation = Z_StrDup("quake");
man->formalname = Z_StrDup(FULLENGINENAME);
return man;
}
//parse Cmd_Argv tokens into the manifest.
static void FS_Manifest_ParseTokens(ftemanifest_t *man)
{
char *fname;
if (!Cmd_Argc())
return;
fname = Cmd_Argv(0);
if (*fname == '*')
fname++;
if (!Q_strcasecmp(fname, "game"))
{
Z_Free(man->installation);
man->installation = Z_StrDup(Cmd_Argv(1));
}
else if (!Q_strcasecmp(fname, "name"))
{
Z_Free(man->formalname);
man->formalname = Z_StrDup(Cmd_Argv(1));
}
else if (!Q_strcasecmp(fname, "protocolname"))
{
Z_Free(man->protocolname);
man->protocolname = Z_StrDup(Cmd_Argv(1));
}
else if (!Q_strcasecmp(fname, "defaultexec"))
{
Z_Free(man->defaultexec);
man->defaultexec = Z_StrDup(Cmd_Argv(1));
}
else if (!Q_strcasecmp(fname, "basegame") || !Q_strcasecmp(fname, "gamedir"))
{
int i;
char *newdir = Cmd_Argv(1);
//reject various evil path arguments.
if (!*newdir || strchr(newdir, '\n') || strchr(newdir, '\r') || !strcmp(newdir, ".") || !strcmp(newdir, "..") || strchr(newdir, ':') || strchr(newdir, '/') || strchr(newdir, '\\') || strchr(newdir, '$'))
{
Con_Printf("Illegal path specified: %s\n", newdir);
}
else
{
for (i = 0; i < sizeof(man->gamepath) / sizeof(man->gamepath[0]); i++)
{
if (!man->gamepath[i].path)
{
man->gamepath[i].base = !Q_strcasecmp(fname, "basegame");
man->gamepath[i].path = Z_StrDup(newdir);
break;
}
}
if (i == sizeof(man->gamepath) / sizeof(man->gamepath[0]))
{
Con_Printf("Too many game paths specified in manifest\n");
}
}
}
else
{
qboolean crcknown;
int crc;
int i, j;
if (!Q_strcasecmp(fname, "package"))
Cmd_ShiftArgs(1, false);
crcknown = (strcmp(Cmd_Argv(1), "-") && *Cmd_Argv(1));
crc = strtoul(Cmd_Argv(1), NULL, 0);
for (i = 0; i < sizeof(man->package) / sizeof(man->package[0]); i++)
{
if (!man->package[i].path)
{
man->package[i].path = Z_StrDup(Cmd_Argv(0));
man->package[i].crcknown = crcknown;
man->package[i].crc = crc;
for (j = 0; j < Cmd_Argc()-2 && j < sizeof(man->package[i].mirrors) / sizeof(man->package[i].mirrors[0]); j++)
{
man->package[i].mirrors[j] = Z_StrDup(Cmd_Argv(2+j));
}
break;
}
}
if (i == sizeof(man->package) / sizeof(man->package[0]))
{
Con_Printf("Too many packages specified in manifest\n");
}
}
}
//read a manifest file
ftemanifest_t *FS_Manifest_Parse(const char *data)
{
ftemanifest_t *man;
if (!data)
return NULL;
while (*data == ' ' || *data == '\t' || *data == '\r' || *data == '\n')
data++;
if (!*data)
return NULL;
man = FS_Manifest_Create();
while (data && *data)
{
data = Cmd_TokenizeString((char*)data, false, false);
FS_Manifest_ParseTokens(man);
}
if (!man->installation)
{ //every manifest should have an internal name specified, so we can use the correct basedir
//if we don't recognise it, then we'll typically prompt (or just use the working directory), but always assuming a default at least ensures things are sane.
//fixme: we should probably fill in the basegame here (and share that logic with the legacy manifest generation code)
data = Cmd_TokenizeString((char*)"game quake", false, false);
FS_Manifest_ParseTokens(man);
}
return man;
}
//======================================================================================================
typedef struct searchpath_s
{
searchpathfuncs_t *handle;
unsigned int flags;
char logicalpath[MAX_OSPATH]; //printable hunam-readable location of the package. generally includes a system path, including nested packages.
char purepath[256]; //server tracks the path used to load them so it can tell the client
int crc_check; //client sorts packs according to this checksum
int crc_reply; //client sends a different crc back to the server, for the paks it's actually loaded.
struct searchpath_s *next;
struct searchpath_s *nextpure;
} searchpath_t;
static ftemanifest_t *fs_manifest; //currently active manifest.
static searchpath_t *com_searchpaths;
static searchpath_t *com_purepaths;
static searchpath_t *com_base_searchpaths; // without gamedirs
static int fs_puremode; //0=deprioritise pure, 1=prioritise pure, 2=pure only.
static char *fs_purenames; //list of allowed packages
static char *fs_purecrcs; //list of crcs for those packages. one token per package.
static unsigned int fs_pureseed; //used as a key so the server knows we're obeying. completely unreliable/redundant in an open source project, but needed for q3 network compat.
int QDECL COM_FileSize(const char *path)
{
int len;
flocation_t loc;
len = FS_FLocateFile(path, FSLFRT_LENGTH, &loc);
return len;
}
//appends a / on the end of the directory if it does not already have one.
void FS_CleanDir(char *out, int outlen)
{
int olen = strlen(out);
if (!olen || olen >= outlen-1)
return;
if (out[olen-1] == '\\')
out[olen-1] = '/';
else if (out[olen-1] != '/')
{
out[olen+1] = '\0';
out[olen] = '/';
}
}
/*
============
COM_Path_f
============
*/
static void COM_PathLine(searchpath_t *s)
{
Con_Printf("%s %s%s%s%s%s\n", s->logicalpath,
(s->flags & SPF_REFERENCED)?"^[(ref)\\tip\\Referenced\\desc\\Package will auto-download to clients^]":"",
(s->flags & SPF_TEMPORARY)?"^[(temp)\\tip\\Temporary\\desc\\Flushed on map change^]":"",
(s->flags & SPF_COPYPROTECTED)?"^[(c)\\tip\\Copyrighted\\desc\\Copy-Protected and is not downloadable^]":"",
(s->flags & SPF_EXPLICIT)?"^[(e)\\tip\\Explicit\\desc\\Loaded explicitly by the gamedir^]":"",
(s->flags & SPF_UNTRUSTED)?"^[(u)\\tip\\Untrusted\\desc\\Configs and scripts will not be given access to passwords^]":"" );
}
void COM_Path_f (void)
{
searchpath_t *s;
Con_TPrintf ("Current search path:\n");
if (com_purepaths || fs_puremode)
{
Con_Printf ("Pure paths:\n");
for (s=com_purepaths ; s ; s=s->nextpure)
{
COM_PathLine(s);
}
Con_Printf ("----------\n");
if (fs_puremode == 2)
Con_Printf ("Inactive paths:\n");
else
Con_Printf ("Impure paths:\n");
}
for (s=com_searchpaths ; s ; s=s->next)
{
if (s == com_base_searchpaths)
Con_Printf ("----------\n");
COM_PathLine(s);
}
}
/*
============
COM_Dir_f
============
*/
static int QDECL COM_Dir_List(const char *name, qofs_t size, void *parm, searchpathfuncs_t *spath)
{
searchpath_t *s;
for (s=com_searchpaths ; s ; s=s->next)
{
if (s->handle == spath)
break;
}
if (size > 1.0*1024*1024*1024)
Con_Printf("%s \t(%#.3ggb) (%s)\n", name, size/(1024.0*1024*1024), s?s->logicalpath:"??");
else if (size > 1.0*1024*1024)
Con_Printf("%s \t(%#.3gmb) (%s)\n", name, size/(1024.0*1024), s?s->logicalpath:"??");
else if (size > 1.0*1024)
Con_Printf("%s \t(%#.3gkb) (%s)\n", name, size/1024.0, s?s->logicalpath:"??");
else
Con_Printf("%s \t(%ub) (%s)\n", name, (unsigned int)size, s?s->logicalpath:"??");
return 1;
}
void COM_Dir_f (void)
{
char match[MAX_QPATH];
Q_strncpyz(match, Cmd_Argv(1), sizeof(match));
if (Cmd_Argc()>2)
{
strncat(match, "/*.", sizeof(match)-1);
match[sizeof(match)-1] = '\0';
strncat(match, Cmd_Argv(2), sizeof(match)-1);
match[sizeof(match)-1] = '\0';
}
// else
// strncat(match, "/*", sizeof(match)-1);
COM_EnumerateFiles(match, COM_Dir_List, NULL);
}
/*
============
COM_Locate_f
============
*/
void COM_Locate_f (void)
{
flocation_t loc;
if (FS_FLocateFile(Cmd_Argv(1), FSLFRT_LENGTH, &loc)>=0)
{
if (!*loc.rawname)
{
Con_Printf("File is %i bytes compressed inside %s\n", loc.len, loc.search->logicalpath);
}
else
{
Con_Printf("Inside %s (%i bytes)\n %s\n", loc.rawname, loc.len, loc.search->logicalpath);
}
}
else
Con_Printf("Not found\n");
}
/*
============
COM_WriteFile
The filename will be prefixed by the current game directory
============
*/
void COM_WriteFile (const char *filename, const void *data, int len)
{
vfsfile_t *vfs;
Sys_Printf ("COM_WriteFile: %s\n", filename);
FS_CreatePath(filename, FS_GAMEONLY);
vfs = FS_OpenVFS(filename, "wb", FS_GAMEONLY);
if (vfs)
{
VFS_WRITE(vfs, data, len);
VFS_CLOSE(vfs);
}
com_fschanged=true;
}
/*
============
COM_CreatePath
Only used for CopyFile and download
============
*/
static void COM_CreatePath (char *path)
{
char *ofs;
for (ofs = path+1 ; *ofs ; ofs++)
{
if (*ofs == '/')
{ // create the directory
*ofs = 0;
Sys_mkdir (path);
*ofs = '/';
}
}
}
/*
===========
COM_CopyFile
Copies a file over from the net to the local cache, creating any directories
needed. This is for the convenience of developers using ISDN from home.
===========
*/
/*
static void COM_CopyFile (char *netpath, char *cachepath)
{
FILE *in, *out;
int remaining, count;
char buf[4096];
remaining = COM_FileOpenRead (netpath, &in);
COM_CreatePath (cachepath); // create directories up to the cache file
out = fopen(cachepath, "wb");
if (!out)
Sys_Error ("Error opening %s", cachepath);
while (remaining)
{
if (remaining < sizeof(buf))
count = remaining;
else
count = sizeof(buf);
fread (buf, 1, count, in);
fwrite (buf, 1, count, out);
remaining -= count;
}
fclose (in);
fclose (out);
}
//*/
int fs_hash_dups;
int fs_hash_files;
//normally the filesystem drivers pass a pre-allocated bucket and static strings to us
//the OS driver can't really be expected to track things that reliably however, so it just gives names via the stack.
//these files are grouped up to avoid excessive memory allocations.
struct fsbucketblock
{
struct fsbucketblock *prev;
int used;
int total;
qbyte data[1];
};
static struct fsbucketblock *fs_hash_filebuckets;
void FS_FlushFSHashReally(void)
{
if (filesystemhash.numbuckets)
{
int i;
for (i = 0; i < filesystemhash.numbuckets; i++)
filesystemhash.bucket[i] = NULL;
}
while (fs_hash_filebuckets)
{
struct fsbucketblock *n = fs_hash_filebuckets->prev;
Z_Free(fs_hash_filebuckets);
fs_hash_filebuckets = n;
}
com_fschanged = true;
}
void FS_FlushFSHashWritten(void)
{
/*automatically handled*/
}
void FS_FlushFSHashRemoved(void)
{
FS_FlushFSHashReally();
}
static void QDECL FS_AddFileHash(int depth, const char *fname, fsbucket_t *filehandle, void *pathhandle)
{
fsbucket_t *old;
old = Hash_GetInsensativeBucket(&filesystemhash, fname);
if (old)
{
fs_hash_dups++;
if (depth >= old->depth)
{
return;
}
//remove the old version
Hash_RemoveBucket(&filesystemhash, fname, &old->buck);
}
if (!filehandle)
{
int nlen = strlen(fname)+1;
if (!fs_hash_filebuckets || fs_hash_filebuckets->used+sizeof(*filehandle)+nlen > fs_hash_filebuckets->total)
{
void *o = fs_hash_filebuckets;
fs_hash_filebuckets = Z_Malloc(65536);
fs_hash_filebuckets->total = 65536 - sizeof(*fs_hash_filebuckets);
fs_hash_filebuckets->prev = o;
}
filehandle = (fsbucket_t*)(fs_hash_filebuckets->data+fs_hash_filebuckets->used);
fs_hash_filebuckets->used += sizeof(*filehandle)+nlen;
if (!filehandle)
return; //eep!
memcpy((char*)(filehandle+1), fname, nlen);
fname = (char*)(filehandle+1);
}
filehandle->depth = depth;
Hash_AddInsensative(&filesystemhash, fname, pathhandle, &filehandle->buck);
fs_hash_files++;
}
void FS_RebuildFSHash(void)
{
int depth = 1;
searchpath_t *search;
if (!com_fschanged)
return;
if (!filesystemhash.numbuckets)
{
filesystemhash.numbuckets = 1024;
filesystemhash.bucket = (bucket_t**)Z_Malloc(Hash_BytesForBuckets(filesystemhash.numbuckets));
}
else
{
FS_FlushFSHashRemoved();
}
Hash_InitTable(&filesystemhash, filesystemhash.numbuckets, filesystemhash.bucket);
fs_hash_dups = 0;
fs_hash_files = 0;
if (com_purepaths)
{ //go for the pure paths first.
for (search = com_purepaths; search; search = search->nextpure)
{
search->handle->BuildHash(search->handle, depth++, FS_AddFileHash);
}
}
if (fs_puremode < 2)
{
for (search = com_searchpaths ; search ; search = search->next)
{
search->handle->BuildHash(search->handle, depth++, FS_AddFileHash);
}
}
com_fschanged = false;
Con_DPrintf("%i unique files, %i duplicates\n", fs_hash_files, fs_hash_dups);
}
/*
===========
COM_FindFile
Finds the file in the search path.
Sets com_filesize and one of handle or file
===========
*/
//if loc is valid, loc->search is always filled in, the others are filled on success.
//returns -1 if couldn't find.
int FS_FLocateFile(const char *filename, FSLF_ReturnType_e returntype, flocation_t *loc)
{
int depth=0;
searchpath_t *search;
char cleanpath[MAX_QPATH];
flocation_t allownoloc;
void *pf;
unsigned int found = FF_NOTFOUND;
if (!loc)
loc = &allownoloc;
loc->index = 0;
loc->offset = 0;
*loc->rawname = 0;
loc->search = NULL;
loc->len = -1;
filename = FS_GetCleanPath(filename, cleanpath, sizeof(cleanpath));
if (!filename)
{
pf = NULL;
goto fail;
}
if (com_fs_cache.ival && !com_fschanged)
{
pf = Hash_GetInsensative(&filesystemhash, filename);
if (!pf)
goto fail;
}
else
pf = NULL;
if (com_purepaths && found == FF_NOTFOUND)
{
//check if its in one of the 'pure' packages. these override the default ones.
for (search = com_purepaths ; search ; search = search->nextpure)
{
depth += ((search->flags & SPF_EXPLICIT) || returntype == FSLFRT_DEPTH_ANYPATH);
fs_finds++;
found = search->handle->FindFile(search->handle, loc, filename, pf);
if (found)
{
search->flags |= fs_referencetype;
loc->search = search;
com_file_copyprotected = !!(search->flags & SPF_COPYPROTECTED);
com_file_untrusted = !!(search->flags & SPF_UNTRUSTED);
break;
}
}
}
if (fs_puremode < 2 && found == FF_NOTFOUND)
{
// optionally check the non-pure paths too.
for (search = com_searchpaths ; search ; search = search->next)
{
depth += ((search->flags & SPF_EXPLICIT) || returntype == FSLFRT_DEPTH_ANYPATH);
fs_finds++;
found = search->handle->FindFile(search->handle, loc, filename, pf);
if (found)
{
search->flags |= fs_referencetype;
loc->search = search;
com_file_copyprotected = !!(search->flags & SPF_COPYPROTECTED);
com_file_untrusted = !!(search->flags & SPF_UNTRUSTED);
break;
}
}
}
fail:
if (found == FF_SYMLINK)
{
static int blocklink;
if (blocklink < 4 && loc->len < MAX_QPATH)
{
//read the link target
char *s, *b;
char targname[MAX_QPATH];
char mergedname[MAX_QPATH];
targname[loc->len] = 0;
loc->search->handle->ReadFile(loc->search->handle, loc, targname);
//properlyish unixify
while((s = strchr(targname, '\\')))
*s = '/';
if (*targname == '/')
Q_strncpyz(mergedname, targname+1, sizeof(mergedname));
else
{
Q_strncpyz(mergedname, filename, sizeof(mergedname));
while((s = strchr(mergedname, '\\')))
*s = '/';
b = COM_SkipPath(mergedname);
*b = 0;
for (s = targname; !strncmp(s, "../", 3) && b > mergedname; )
{
s += 3;
if (b[-1] == '/')
*--b = 0;
*b = 0;
b = strrchr(mergedname, '/');
if (b)
*++b = 0;
else
{
//no prefix left.
*mergedname = 0;
break;
}
}
b = mergedname + strlen(mergedname);
Q_strncpyz(b, s, sizeof(mergedname) - (b - mergedname));
}
//and locate that instead.
blocklink++;
depth = FS_FLocateFile(mergedname, returntype, loc);
blocklink--;
if (!loc->search)
Con_Printf("Symlink %s -> %s (%s) is dead\n", filename, targname, mergedname);
return depth;
}
}
/* if (len>=0)
{
if (loc)
Con_Printf("Found %s:%i\n", loc->rawname, loc->len);
else
Con_Printf("Found %s\n", filename);
}
else
Con_Printf("Failed\n");
*/
if (returntype == FSLFRT_IFFOUND)
return (found != FF_NOTFOUND) && (loc->len != -1);
else if (returntype == FSLFRT_LENGTH)
{
if (found == FF_NOTFOUND)
return -1;
return loc->len;
}
else
{
if (found == FF_NOTFOUND)
return 0x7fffffff;
return depth;
}
}
char *FS_WhichPackForLocation(flocation_t *loc, qboolean makereferenced)
{
char *ret;
if (!loc->search)
return NULL; //huh? not a valid location.
ret = strchr(loc->search->purepath, '/');
if (ret)
{
ret++;
if (!strchr(ret, '/'))
{
if (makereferenced)
loc->search->flags |= SPF_REFERENCED;
return ret;
}
}
return NULL;
}
/*requires extension*/
qboolean FS_GetPackageDownloadable(const char *package)
{
searchpath_t *search;
for (search = com_searchpaths ; search ; search = search->next)
{
if (!strcmp(package, search->purepath))
return !(search->flags & SPF_COPYPROTECTED);
}
return false;
}
char *FS_GetPackHashes(char *buffer, int buffersize, qboolean referencedonly)
{
searchpath_t *search;
buffersize--;
*buffer = 0;
if (com_purepaths)
{
for (search = com_purepaths ; search ; search = search->nextpure)
{
Q_strncatz(buffer, va("%i ", search->crc_check), buffersize);
}
return buffer;
}
else
{
for (search = com_searchpaths ; search ; search = search->next)
{
if (!search->crc_check && search->handle->GeneratePureCRC)
search->crc_check = search->handle->GeneratePureCRC(search->handle, 0, 0);
if (search->crc_check)
{
Q_strncatz(buffer, va("%i ", search->crc_check), buffersize);
}
}
return buffer;
}
}
/*
referencedonly=0: show all paks
referencedonly=1: show only paks that are referenced (q3-compat)
referencedonly=2: show all paks, but paks that are referenced are prefixed with a star
ext=0: hide extensions (q3-compat)
ext=1: show extensions.
*/
char *FS_GetPackNames(char *buffer, int buffersize, int referencedonly, qboolean ext)
{
char temp[MAX_OSPATH];
searchpath_t *search;
buffersize--;
*buffer = 0;
if (com_purepaths)
{
for (search = com_purepaths ; search ; search = search->nextpure)
{
if (referencedonly == 0 && !(search->flags & SPF_REFERENCED))
continue;
if (referencedonly == 2 && (search->flags & SPF_REFERENCED))
Q_strncatz(buffer, "*", buffersize);
if (!ext)
{
COM_StripExtension(search->purepath, temp, sizeof(temp));
Q_strncatz(buffer, va("%s ", temp), buffersize);
}
else
{
Q_strncatz(buffer, va("%s ", search->purepath), buffersize);
}
}
return buffer;
}
else
{
for (search = com_searchpaths ; search ; search = search->next)
{
if (!search->crc_check && search->handle->GeneratePureCRC)
search->crc_check = search->handle->GeneratePureCRC(search->handle, 0, 0);
if (search->crc_check)
{
if (referencedonly == 0 && !(search->flags & SPF_REFERENCED))
continue;
if (referencedonly == 2 && (search->flags & SPF_REFERENCED))
{
// '*' prefix is meant to mean 'referenced'.
//really all that means to the client is that it definitely wants to download it.
//if its copyrighted, the client shouldn't try to do so, as it won't be allowed.
if (!(search->flags & SPF_COPYPROTECTED))
Q_strncatz(buffer, "*", buffersize);
}
if (!ext)
{
COM_StripExtension(search->purepath, temp, sizeof(temp));
Q_strncatz(buffer, va("%s ", temp), buffersize);
}
else
{
Q_strncatz(buffer, va("%s ", search->purepath), buffersize);
}
}
}
return buffer;
}
}
void FS_ReferenceControl(unsigned int refflag, unsigned int resetflags)
{
searchpath_t *s;
refflag &= SPF_REFERENCED;
resetflags &= SPF_REFERENCED;
if (resetflags)
{
for (s=com_searchpaths ; s ; s=s->next)
{
s->flags &= ~resetflags;
}
}
fs_referencetype = refflag;
}
//outbuf might not be written into
static const char *FS_GetCleanPath(const char *pattern, char *outbuf, int outlen)
{
char *s;
if (strchr(pattern, '\\'))
{
Q_strncpyz(outbuf, pattern, outlen);
pattern = outbuf;
Con_DPrintf("Warning: \\ characters in filename %s\n", pattern);
while((s = strchr(pattern, '\\')))
{
*s = '/';
}
}
if (strstr(pattern, "//"))
{
//amiga uses // as equivelent to /../
//so strip those out
//any other system ignores the extras
Q_strncpyz(outbuf, pattern, outlen);
pattern = outbuf;
Con_DPrintf("Warning: // characters in filename %s\n", pattern);
while ((s=strstr(pattern, "//")))
{
s++;
while (*s)
{
*s = *(s+1);
s++;
}
}
}
if (*pattern == '/')
{
/*'fix up' and ignore, compat with q3*/
Con_DPrintf("Error: absolute path in filename %s\n", pattern);
pattern++;
}
if (strstr(pattern, ".."))
Con_Printf("Error: '..' characters in filename %s\n", pattern);
else if (strstr(pattern, ":")) //win32 drive seperator (or mac path seperator, but / works there and they're used to it) (or amiga device separator)
Con_Printf("Error: absolute path in filename %s\n", pattern);
else if (strlen(pattern) > outlen)
Con_Printf("Error: path %s too long\n", pattern);
else
{
return pattern;
}
return NULL;
}
vfsfile_t *VFS_Filter(const char *filename, vfsfile_t *handle)
{
// char *ext;
if (!handle || handle->WriteBytes || handle->seekingisabadplan) //only on readonly files
return handle;
// ext = COM_FileExtension (filename);
#ifdef AVAIL_ZLIB
// if (!Q_strcasecmp(ext, ".gz"))
{
return FS_DecompressGZip(handle, NULL);
}
#endif
return handle;
}
qboolean FS_NativePath(const char *fname, enum fs_relative relativeto, char *out, int outlen)
{
char cleanname[MAX_QPATH];
fname = FS_GetCleanPath(fname, cleanname, sizeof(cleanname));
if (!fname)
return false;
switch (relativeto)
{
case FS_GAMEONLY:
case FS_GAME:
if (*com_homedir)
snprintf(out, outlen, "%s%s/%s", com_homedir, gamedirfile, fname);
else
snprintf(out, outlen, "%s%s/%s", com_quakedir, gamedirfile, fname);
break;
case FS_SKINS:
//FIXME: validate that qw/ is actually loaded and valid
if (*com_homedir)
snprintf(out, outlen, "%sqw/skins/%s", com_homedir, fname);
else
snprintf(out, outlen, "%sqw/skins/%s", com_quakedir, fname);
break;
case FS_BINARYPATH:
if (host_parms.binarydir && *host_parms.binarydir)
snprintf(out, outlen, "%s%s", host_parms.binarydir, fname);
else
snprintf(out, outlen, "%s%s", host_parms.basedir, fname);
break;
case FS_ROOT:
if (*com_homedir)
snprintf(out, outlen, "%s%s", com_homedir, fname);
else
snprintf(out, outlen, "%s%s", com_quakedir, fname);
break;
case FS_CONFIGONLY:
//FIXME: use the highest-precidence active system path instead
if (*com_homedir)
snprintf(out, outlen, "%sfte/%s", com_homedir, fname);
else
snprintf(out, outlen, "%sfte/%s", com_quakedir, fname);
break;
default:
Sys_Error("FS_NativePath case not handled\n");
}
return true;
}
/*locates and opens a file*/
vfsfile_t *FS_OpenVFS(const char *filename, const char *mode, enum fs_relative relativeto)
{
char cleanname[MAX_QPATH];
char fullname[MAX_OSPATH];
flocation_t loc;
vfsfile_t *vfs;
//eventually, this function will be the *ONLY* way to get at files
//blanket-bans
filename = FS_GetCleanPath(filename, cleanname, sizeof(cleanname));
if (!filename)
return NULL;
if (strcmp(mode, "rb"))
if (strcmp(mode, "r+b"))
if (strcmp(mode, "wb"))
if (strcmp(mode, "w+b"))
if (strcmp(mode, "ab"))
return NULL; //urm, unable to write/append
//if there can only be one file (eg: write access) find out where it is.
switch (relativeto)
{
case FS_GAMEONLY: //OS access only, no paks
if (*com_homedir)
{
snprintf(fullname, sizeof(fullname), "%s%s/%s", com_homedir, gamedirfile, filename);
if (*mode == 'w')
COM_CreatePath(fullname);
vfs = VFSOS_Open(fullname, mode);
if (vfs)
return vfs;
}
snprintf(fullname, sizeof(fullname), "%s%s/%s", com_quakedir, gamedirfile, filename);
if (*mode == 'w')
COM_CreatePath(fullname);
return VFSOS_Open(fullname, mode);
case FS_GAME: //load from paks in preference to system paths. overwriting be damned.
case FS_SKINS: //load from paks in preference to system paths. overwriting be damned.
FS_NativePath(filename, relativeto, fullname, sizeof(fullname));
break;
case FS_BINARYPATH:
if (*mode == 'w')
COM_CreatePath(fullname);
FS_NativePath(filename, relativeto, fullname, sizeof(fullname));
return VFSOS_Open(fullname, mode);
case FS_ROOT: //always bypass packs and gamedirs
if (*com_homedir)
{
snprintf(fullname, sizeof(fullname), "%s%s", com_homedir, filename);
vfs = VFSOS_Open(fullname, mode);
if (vfs)
return vfs;
}
snprintf(fullname, sizeof(fullname), "%s%s", com_quakedir, filename);
return VFSOS_Open(fullname, mode);
case FS_CONFIGONLY: //always bypass packs+pure.
if (*com_homedir)
{
snprintf(fullname, sizeof(fullname), "%sfte/%s", com_homedir, filename);
vfs = VFSOS_Open(fullname, mode);
if (vfs)
return vfs;
}
snprintf(fullname, sizeof(fullname), "%sfte/%s", com_quakedir, filename);
return VFSOS_Open(fullname, mode);
default:
Sys_Error("FS_OpenVFS: Bad relative path (%i)", relativeto);
break;
}
FS_FLocateFile(filename, FSLFRT_IFFOUND, &loc);
if (loc.search)
{
com_file_copyprotected = !!(loc.search->flags & SPF_COPYPROTECTED);
com_file_untrusted = !!(loc.search->flags & SPF_UNTRUSTED);
return VFS_Filter(filename, loc.search->handle->OpenVFS(loc.search->handle, &loc, mode));
}
//if we're meant to be writing, best write to it.
if (strchr(mode , 'w') || strchr(mode , 'a'))
{
COM_CreatePath(fullname);
return VFSOS_Open(fullname, mode);
}
return NULL;
}
/*opens a vfsfile from an already discovered location*/
vfsfile_t *FS_OpenReadLocation(flocation_t *location)
{
if (location->search)
{
com_file_copyprotected = !!(location->search->flags & SPF_COPYPROTECTED);
com_file_untrusted = !!(location->search->flags & SPF_UNTRUSTED);
return VFS_Filter(NULL, location->search->handle->OpenVFS(location->search->handle, location, "rb"));
}
return NULL;
}
qboolean FS_Rename2(const char *oldf, const char *newf, enum fs_relative oldrelativeto, enum fs_relative newrelativeto)
{
char oldfullname[MAX_OSPATH];
char newfullname[MAX_OSPATH];
if (!FS_NativePath(oldf, oldrelativeto, oldfullname, sizeof(oldfullname)))
return false;
if (!FS_NativePath(newf, newrelativeto, newfullname, sizeof(newfullname)))
return false;
FS_CreatePath(newf, newrelativeto);
return Sys_Rename(oldfullname, newfullname);
}
qboolean FS_Rename(const char *oldf, const char *newf, enum fs_relative relativeto)
{
return FS_Rename2(oldf, newf, relativeto, relativeto);
}
qboolean FS_Remove(const char *fname, enum fs_relative relativeto)
{
char fullname[MAX_OSPATH];
if (!FS_NativePath(fname, relativeto, fullname, sizeof(fullname)))
return false;
return Sys_remove (fullname);
}
//create a path for the given filename (dir-only must have trailing slash)
void FS_CreatePath(const char *pname, enum fs_relative relativeto)
{
char fullname[MAX_OSPATH];
if (!FS_NativePath(pname, relativeto, fullname, sizeof(fullname)))
return;
COM_CreatePath(fullname);
}
qboolean FS_WriteFile (const char *filename, const void *data, int len, enum fs_relative relativeto)
{
vfsfile_t *f;
FS_CreatePath(filename, relativeto);
f = FS_OpenVFS(filename, "wb", relativeto);
if (!f)
return false;
VFS_WRITE(f, data, len);
VFS_CLOSE(f);
return true;
}
qboolean FS_Copy(const char *source, const char *dest, enum fs_relative relativesource, enum fs_relative relativedest)
{
vfsfile_t *d, *s;
char buffer[8192*8];
int read;
qboolean result = false;
FS_CreatePath(dest, relativedest);
s = FS_OpenVFS(source, "rb", relativesource);
if (s)
{
d = FS_OpenVFS(dest, "wb", relativedest);
if (d)
{
result = true;
for (;;)
{
read = VFS_READ(s, buffer, sizeof(buffer));
if (read <= 0)
break;
if (VFS_WRITE(d, buffer, read) != read)
{
result = false;
break;
}
}
VFS_CLOSE(d);
if (!result)
FS_Remove(dest, relativedest);
}
VFS_CLOSE(s);
}
return result;
}
static qbyte *loadbuf;
static int loadsize;
/*
============
COM_LoadFile
Filename are reletive to the quake directory.
Always appends a 0 qbyte to the loaded data.
============
*/
qbyte *COM_LoadFile (const char *path, int usehunk)
{
vfsfile_t *f;
qbyte *buf;
qofs_t len;
char base[MAX_OSPATH];
flocation_t loc;
FS_FLocateFile(path, FSLFRT_LENGTH, &loc);
if (!loc.search)
return NULL; //wasn't found
if (loc.len > 0x7fffffff) //don't malloc 5000gb sparse files or anything crazy on a 32bit system...
return NULL;
f = loc.search->handle->OpenVFS(loc.search->handle, &loc, "rb");
if (!f)
return NULL;
com_filesize = len = VFS_GETLEN(f);
// extract the filename base name for hunk tag
COM_FileBase (path, base, sizeof(base));
if (usehunk == 0)
buf = (qbyte*)Z_Malloc (len+1);
else if (usehunk == 2)
buf = (qbyte*)Hunk_TempAlloc (len+1);
else if (usehunk == 4)
{
if (len+1 > loadsize)
buf = (qbyte*)Hunk_TempAlloc (len+1);
else
buf = loadbuf;
}
else if (usehunk == 5)
buf = (qbyte*)BZ_Malloc(len+1);
else if (usehunk == 6)
buf = (qbyte*)Hunk_TempAllocMore (len+1);
else
{
Sys_Error ("COM_LoadFile: bad usehunk");
buf = NULL;
}
if (!buf)
Sys_Error ("COM_LoadFile: not enough space for %s", path);
((qbyte *)buf)[len] = 0;
VFS_READ(f, buf, len);
VFS_CLOSE(f);
return buf;
}
qbyte *FS_LoadMallocFile (const char *path)
{
return COM_LoadFile (path, 5);
}
void *FS_LoadMallocGroupFile(zonegroup_t *ctx, char *path)
{
char *mem = NULL;
vfsfile_t *f = FS_OpenVFS(path, "rb", FS_GAME);
if (f)
{
int len = VFS_GETLEN(f);
mem = ZG_Malloc(ctx, len+1);
if (mem)
{
mem[len] = 0;
if (VFS_READ(f, mem, len) == len)
com_filesize = len;
else
mem = NULL;
}
VFS_CLOSE(f);
}
return mem;
}
qbyte *COM_LoadTempFile (const char *path)
{
return COM_LoadFile (path, 2);
}
qbyte *COM_LoadTempMoreFile (const char *path)
{
return COM_LoadFile (path, 6);
}
// uses temp hunk if larger than bufsize
qbyte *QDECL COM_LoadStackFile (const char *path, void *buffer, int bufsize)
{
qbyte *buf;
loadbuf = (qbyte *)buffer;
loadsize = bufsize;
buf = COM_LoadFile (path, 4);
return buf;
}
/*warning: at some point I'll change this function to return only read-only buffers*/
qofs_t FS_LoadFile(char *name, void **file)
{
*file = FS_LoadMallocFile(name);
if (!*file)
return (qofs_t)-1;
return com_filesize;
}
void FS_FreeFile(void *file)
{
BZ_Free(file);
}
void COM_EnumerateFiles (const char *match, int (QDECL *func)(const char *, qofs_t, void *, searchpathfuncs_t*), void *parm)
{
searchpath_t *search;
for (search = com_searchpaths; search ; search = search->next)
{
// is the element a pak file?
if (!search->handle->EnumerateFiles(search->handle, match, func, parm))
break;
}
}
void COM_FlushTempoaryPacks(void)
{
searchpath_t *sp, **link;
link = &com_searchpaths;
while (*link)
{
sp = *link;
if (sp->flags & SPF_TEMPORARY)
{
FS_FlushFSHashReally();
*link = sp->next;
sp->handle->ClosePath(sp->handle);
Z_Free (sp);
}
else
link = &sp->next;
}
com_purepaths = NULL;
}
qboolean COM_LoadMapPackFile (const char *filename, qofs_t ofs)
{
return false;
}
static searchpath_t *FS_AddPathHandle(searchpath_t **oldpaths, const char *purepath, const char *probablepath, searchpathfuncs_t *handle, unsigned int flags, unsigned int loadstuff);
searchpathfuncs_t *FS_GetOldPath(searchpath_t **oldpaths, const char *dir, unsigned int *keepflags)
{
searchpath_t *p;
searchpathfuncs_t *r = NULL;
*keepflags = 0;
while(*oldpaths)
{
p = *oldpaths;
if (!Q_strcasecmp(p->logicalpath, dir))
{
*keepflags |= p->flags & (SPF_REFERENCED | SPF_UNTRUSTED);
*oldpaths = p->next;
r = p->handle;
Z_Free(p);
break;
}
oldpaths = &(*oldpaths)->next;
}
return r;
}
typedef struct {
searchpathfuncs_t *(QDECL *OpenNew)(vfsfile_t *file, const char *desc);
searchpath_t **oldpaths;
const char *parentdesc;
const char *puredesc;
} wildpaks_t;
static int QDECL FS_AddWildDataFiles (const char *descriptor, qofs_t size, void *vparam, searchpathfuncs_t *funcs)
{
wildpaks_t *param = vparam;
vfsfile_t *vfs;
searchpath_t *search;
searchpathfuncs_t *newpak;
char pakfile[MAX_OSPATH];
char purefile[MAX_OSPATH];
flocation_t loc;
unsigned int keptflags = 0;
Q_snprintfz (pakfile, sizeof(pakfile), "%s%s", param->parentdesc, descriptor);
for (search = com_searchpaths; search; search = search->next)
{
if (!Q_strcasecmp(search->logicalpath, pakfile)) //assumption: first member of structure is a char array
return true; //already loaded (base paths?)
}
newpak = FS_GetOldPath(param->oldpaths, pakfile, &keptflags);
if (!newpak)
{
if (param->OpenNew == VFSOS_OpenPath)
{
vfs = NULL;
}
else
{
fs_finds++;
if (!funcs->FindFile(funcs, &loc, descriptor, NULL))
return true; //not found..
vfs = funcs->OpenVFS(funcs, &loc, "rb");
if (!vfs)
return true;
}
newpak = param->OpenNew (vfs, pakfile);
if (!newpak)
{
VFS_CLOSE(vfs);
return true;
}
}
Q_snprintfz (pakfile, sizeof(pakfile), "%s%s", param->parentdesc, descriptor);
if (*param->puredesc)
snprintf (purefile, sizeof(purefile), "%s/%s", param->puredesc, descriptor);
else
Q_strncpyz(purefile, descriptor, sizeof(purefile));
FS_AddPathHandle(param->oldpaths, purefile, pakfile, newpak, ((!Q_strncasecmp(descriptor, "pak", 3))?SPF_COPYPROTECTED:0)|keptflags, (unsigned int)-1);
return true;
}
static void FS_AddDataFiles(searchpath_t **oldpaths, const char *purepath, const char *logicalpath, searchpath_t *search, const char *extension, searchpathfuncs_t *(QDECL *OpenNew)(vfsfile_t *file, const char *desc))
{
//search is the parent
int i;
searchpathfuncs_t *handle;
char pakfile[MAX_OSPATH];
char logicalpaths[MAX_OSPATH]; //with a slash
char purefile[MAX_OSPATH];
unsigned int keptflags;
vfsfile_t *vfs;
flocation_t loc;
wildpaks_t wp;
Q_strncpyz(logicalpaths, logicalpath, sizeof(logicalpaths));
FS_CleanDir(logicalpaths, sizeof(logicalpaths));
//first load all the numbered pak files
for (i=0 ; ; i++)
{
snprintf (pakfile, sizeof(pakfile), "pak%i.%s", i, extension);
fs_finds++;
if (!search->handle->FindFile(search->handle, &loc, pakfile, NULL))
break; //not found..
snprintf (pakfile, sizeof(pakfile), "%spak%i.%s", logicalpaths, i, extension);
snprintf (purefile, sizeof(purefile), "%s/pak%i.%s", purepath, i, extension);
handle = FS_GetOldPath(oldpaths, pakfile, &keptflags);
if (!handle)
{
vfs = search->handle->OpenVFS(search->handle, &loc, "r");
if (!vfs)
break;
handle = OpenNew (vfs, pakfile);
if (!handle)
break;
}
FS_AddPathHandle(oldpaths, purefile, pakfile, handle, SPF_COPYPROTECTED|keptflags, (unsigned int)-1);
}
//now load the random ones
Q_snprintfz (pakfile, sizeof(pakfile), "*.%s", extension);
wp.OpenNew = OpenNew;
wp.parentdesc = logicalpaths;
wp.puredesc = purepath;
wp.oldpaths = oldpaths;
search->handle->EnumerateFiles(search->handle, pakfile, FS_AddWildDataFiles, &wp);
//and load any named in the manifest (this happens when they're crced or whatever)
{
int ptlen, palen;
ptlen = strlen(purepath);
for (i = 0; i < sizeof(fs_manifest->package) / sizeof(fs_manifest->package[0]); i++)
{
if (fs_manifest->package[i].path && !strcmp(COM_FileExtension(fs_manifest->package[i].path), extension))
{
palen = strlen(fs_manifest->package[i].path);
if (palen > ptlen && (fs_manifest->package[i].path[ptlen] == '/' || fs_manifest->package[i].path[ptlen] == '\\' )&& !strncmp(purepath, fs_manifest->package[i].path, ptlen))
{
searchpath_t *oldp;
char pname[MAX_OSPATH];
char lname[MAX_OSPATH];
if (fs_manifest->package[i].crcknown)
snprintf(lname, sizeof(lname), "%#x", fs_manifest->package[i].crc);
else
snprintf(lname, sizeof(lname), "");
if (!FS_GenCachedPakName(fs_manifest->package[i].path, lname, pname, sizeof(pname)))
continue;
snprintf (lname, sizeof(lname), "%s%s", logicalpaths, pname+ptlen+1);
for (oldp = com_searchpaths; oldp; oldp = oldp->next)
{
if (!Q_strcasecmp(oldp->purepath, fs_manifest->package[i].path))
break;
if (!Q_strcasecmp(oldp->logicalpath, lname))
break;
}
if (!oldp)
{
handle = FS_GetOldPath(oldpaths, lname, &keptflags);
if (!handle)
{
if (search->handle->FindFile(search->handle, &loc, pname+ptlen+1, NULL))
{
vfs = search->handle->OpenVFS(search->handle, &loc, "r");
if (vfs)
handle = OpenNew (vfs, lname);
}
}
if (handle && fs_manifest->package[i].crcknown)
{
int truecrc = handle->GeneratePureCRC(handle, 0, false);
if (truecrc != fs_manifest->package[i].crc)
{
Con_Printf(CON_ERROR "File \"%s\" has hash %#x (required: %#x). Please delete it or move it away\n", lname, truecrc, fs_manifest->package[i].crc);
handle->ClosePath(handle);
handle = NULL;
}
}
if (handle)
FS_AddPathHandle(oldpaths, fs_manifest->package[i].path, lname, handle, SPF_COPYPROTECTED|SPF_UNTRUSTED|keptflags, (unsigned int)-1);
}
}
}
}
}
}
static searchpath_t *FS_AddPathHandle(searchpath_t **oldpaths, const char *purepath, const char *logicalpath, searchpathfuncs_t *handle, unsigned int flags, unsigned int loadstuff)
{
unsigned int i;
searchpath_t *search, **link;
if (!handle)
{
Con_Printf("COM_AddPathHandle: not a valid handle (%s)\n", logicalpath);
return NULL;
}
if (handle->fsver != FSVER)
{
Con_Printf("%s: file system driver is outdated (%u should be %u)\n", logicalpath, handle->fsver, FSVER);
handle->ClosePath(handle);
return NULL;
}
search = (searchpath_t*)Z_Malloc (sizeof(searchpath_t));
search->flags = flags;
search->handle = handle;
Q_strncpyz(search->purepath, purepath, sizeof(search->purepath));
Q_strncpyz(search->logicalpath, logicalpath, sizeof(search->logicalpath));
//temp packages also do not nest
if (!(flags & SPF_TEMPORARY))
{
for (i = 0; i < sizeof(searchpathformats)/sizeof(searchpathformats[0]); i++)
{
if (!searchpathformats[i].extension || !searchpathformats[i].OpenNew || !searchpathformats[i].loadscan)
continue;
if (loadstuff & (1<<i))
{
FS_AddDataFiles(oldpaths, purepath, logicalpath, search, searchpathformats[i].extension, searchpathformats[i].OpenNew);
}
}
}
if (flags & SPF_TEMPORARY)
{
//add at end. pureness will reorder if needed.
link = &com_searchpaths;
while(*link)
{
link = &(*link)->next;
}
*link = search;
}
else
{
search->next = com_searchpaths;
com_searchpaths = search;
}
com_fschanged = true;
return search;
}
void COM_RefreshFSCache_f(void)
{
com_fschanged=true;
}
void COM_FlushFSCache(void)
{
searchpath_t *search;
if (com_fs_cache.ival && com_fs_cache.ival != 2)
{
for (search = com_searchpaths ; search ; search = search->next)
{
if (search->handle->PollChanges)
com_fschanged |= search->handle->PollChanges(search->handle);
}
}
//rebuild it if needed
FS_RebuildFSHash();
}
/*since should start as 0, otherwise this can be used to poll*/
qboolean FS_Restarted(unsigned int *since)
{
if (*since < fs_restarts)
{
*since = fs_restarts;
return true;
}
return false;
}
/*
================
FS_AddGameDirectory
Sets com_gamedir, adds the directory to the head of the path,
then loads and adds pak1.pak pak2.pak ...
================
*/
void FS_AddGameDirectory (searchpath_t **oldpaths, const char *puredir, const char *dir, unsigned int loadstuff)
{
unsigned int keptflags;
searchpath_t *search;
char *p;
void *handle;
fs_restarts++;
if ((p = strrchr(dir, '/')) != NULL)
strcpy(gamedirfile, ++p);
else
strcpy(gamedirfile, dir);
for (search = com_searchpaths; search; search = search->next)
{
if (!Q_strcasecmp(search->logicalpath, dir))
return; //already loaded (base paths?)
}
//
// add the directory to the search path
//
handle = FS_GetOldPath(oldpaths, dir, &keptflags);
if (!handle)
handle = VFSOS_OpenPath(NULL, dir);
FS_AddPathHandle(oldpaths, puredir, dir, handle, SPF_EXPLICIT|keptflags, loadstuff);
}
searchpathfuncs_t *COM_IteratePaths (void **iterator, char *buffer, int buffersize)
{
searchpath_t *s;
void *prev;
prev = NULL;
for (s=com_searchpaths ; s ; s=s->next)
{
if (!(s->flags & SPF_EXPLICIT))
continue;
if (*iterator == prev)
{
*iterator = s->handle;
Q_strncpyz(buffer, s->logicalpath, buffersize-1);
FS_CleanDir(buffer, buffersize);
return s->handle;
}
prev = s->handle;
}
*iterator = NULL;
*buffer = 0;
return NULL;
}
char *FS_GetGamedir(void)
{
return gamedirfile;
}
//given a 'c:/foo/bar/' path, will extract 'bar'.
void FS_ExtractDir(char *in, char *out, int outlen)
{
char *end;
if (!outlen)
return;
end = in + strlen(in);
//skip over any trailing slashes
while (end > in)
{
if (end[-1] == '/' || end[-1] == '\\')
end--;
else
break;
}
//skip over the path
while (end > in)
{
if (end[-1] != '/' && end[-1] != '\\')
end--;
else
break;
}
//copy string into the dest
while (--outlen)
{
if (*end == '/' || *end == '\\' || !*end)
break;
*out++ = *end++;
}
*out = 0;
}
/*
================
COM_Gamedir
Sets the gamedir and path to a different directory.
================
*/
void COM_Gamedir (const char *dir)
{
ftemanifest_t *man;
if (!fs_manifest)
FS_ChangeGame(NULL, true);
//don't allow leading dots, hidden files are evil.
//don't allow complex paths. those are evil too.
if (!*dir || *dir == '.' || !strcmp(dir, ".") || strstr(dir, "..") || strstr(dir, "/")
|| strstr(dir, "\\") || strstr(dir, ":") )
{
Con_Printf ("Gamedir should be a single filename, not a path\n");
return;
}
man = FS_Manifest_Clone(fs_manifest);
FS_Manifest_PurgeGamedirs(man);
if (*dir)
{
char *dup = Z_StrDup(dir);
dir = dup;
while ((dir = COM_ParseStringSet(dir)))
{
if (!strcmp(dir, ";"))
continue;
if (!*com_token)
continue;
Cmd_TokenizeString(va("gamedir \"%s\"", com_token), false, false);
FS_Manifest_ParseTokens(man);
}
Z_Free(dup);
}
FS_ChangeGame(man, cfg_reload_on_gamedir.ival);
#if 0
char thispath[64];
searchpath_t *next;
qboolean isbase;
//don't allow leading dots, hidden files are evil.
//don't allow complex paths. those are evil too.
if (!*dir || *dir == '.' || !strcmp(dir, ".") || strstr(dir, "..") || strstr(dir, "/")
|| strstr(dir, "\\") || strstr(dir, ":") )
{
Con_TPrintf (TL_GAMEDIRAINTPATH);
return;
}
isbase = false;
for (next = com_searchpaths; next; next = next->next)
{
if (next == com_base_searchpaths)
isbase = true;
if (next->funcs == &osfilefuncs)
{
FS_CleanDir(next->purepath, thispath, sizeof(thispath));
if (!strcmp(dir, thispath))
{
if (isbase && com_searchpaths == com_base_searchpaths)
{
Q_strncpyz (gamedirfile, dir, sizeof(gamedirfile));
return;
}
if (!isbase)
return;
break;
}
}
}
FS_ForceToPure(NULL, NULL, 0);
#ifndef SERVERONLY
// Host_WriteConfiguration(); //before we change anything.
#endif
Q_strncpyz (gamedirfile, dir, sizeof(gamedirfile));
#ifndef CLIENTONLY
sv.gamedirchanged = true;
#endif
#ifndef SERVERONLY
cl.gamedirchanged = true;
#endif
FS_FlushFSHashReally();
//
// free up any current game dir info
//
while (com_searchpaths != com_base_searchpaths)
{
com_searchpaths->handle->ClosePath(com_searchpaths->handle);
next = com_searchpaths->next;
Z_Free (com_searchpaths);
com_searchpaths = next;
}
com_fschanged = true;
//
// flush all data, so it will be forced to reload
//
Cache_Flush ();
if (strchr(dir, ';'))
{
//separate case because parsestringset splits by whitespace too
while ((dir = COM_ParseStringSet(dir)))
{
if (!strcmp(dir, ";"))
continue;
if (!*dir)
continue;
FS_AddGameDirectory(dir, va("%s%s", com_quakedir, com_token), ~0);
if (*com_homedir)
FS_AddGameDirectory(dir, va("%s%s", com_homedir, com_token), ~0);
}
}
else
{
FS_AddGameDirectory(dir, va("%s%s", com_quakedir, dir), ~0);
if (*com_homedir)
FS_AddGameDirectory(dir, va("%s%s", com_homedir, dir), ~0);
}
#ifndef SERVERONLY
if (!isDedicated)
{
// if (qrenderer != QR_NONE) //only do this if we have already started the renderer
// Cbuf_InsertText("vid_restart\n", RESTRICT_LOCAL);
if (COM_FDepthFile("config.cfg", true) <= (*com_homedir?1:0))
{
Cbuf_InsertText("cl_warncmd 0\n"
"exec config.cfg\n"
"exec fte.cfg\n"
"cl_warncmd 1\n", RESTRICT_LOCAL, false);
}
}
Shader_Init(); //FIXME!
COM_Effectinfo_Clear();
Validation_FlushFileList(); //prevent previous hacks from making a difference.
//FIXME: load new palette, if different cause a vid_restart.
#endif
#endif
}
#define QCFG "set allow_download_refpackages 0\n"
/*stuff that makes dp-only mods work a bit better*/
#define DPCOMPAT QCFG "set _cl_playermodel \"\"\n set dpcompat_set 1\n set dpcompat_trailparticles 1\nset dpcompat_corruptglobals 1\nset vid_pixelheight 1\n"
/*nexuiz/xonotic has a few quirks/annoyances...*/
#define NEXCFG DPCOMPAT "set r_particlesdesc effectinfo\nset sv_bigcoords 1\nset sv_maxairspeed \"400\"\nset sv_jumpvelocity 270\nset sv_mintic \"0.01\"\ncl_nolerp 0\npr_enable_uriget 0\n"
/*some modern non-compat settings*/
#define DMFCFG "set com_parseutf8 1\npm_airstep 1\nsv_demoExtensions 1\n"
/*set some stuff so our regular qw client appears more like hexen2*/
#define HEX2CFG "set com_parseutf8 -1\nset gl_font gfx/hexen2\nset in_builtinkeymap 0\nset_calc cl_playerclass int (random * 5) + 1\nset sv_maxspeed 640\nset watervis 1\nset r_wateralpha 0.5\nset sv_pupglow 1\nset cl_model_bobbing 1\nsv_sound_land \"fx/thngland.wav\"\n"
/*yay q2!*/
#define Q2CFG "com_nogamedirnativecode 0\n"
/*Q3's ui doesn't like empty model/headmodel/handicap cvars, even if the gamecode copes*/
#define Q3CFG "gl_overbright 2\nseta model sarge\nseta headmodel sarge\nseta handicap 100\ncom_nogamedirnativecode 0\n"
#define RMQCFG "sv_bigcoords 1\n"
typedef struct {
const char *argname; //used if this was used as a parameter.
const char *exename; //used if the exe name contains this
const char *protocolname; //sent to the master server when this is the current gamemode (Typically set for DP compat).
const char *auniquefile[4]; //used if this file is relative from the gamedir. needs just one file
const char *customexec;
const char *dir[4];
const char *poshname; //Full name for the game.
const char *manifestfile;
} gamemode_info_t;
const gamemode_info_t gamemode_info[] = {
#define MASTER_PREFIX "FTE-"
//note that there is no basic 'fte' gamemode, this is because we aim for network compatability. Darkplaces-Quake is the closest we get.
//this is to avoid having too many gamemodes anyway.
//mission packs should generally come after the main game to avoid prefering the main game. we violate this for hexen2 as the mission pack is mostly a superset.
//whereas the quake mission packs replace start.bsp making the original episodes unreachable.
//for quake, we also allow extracting all files from paks. some people think it loads faster that way or something.
//cmdline switch exename protocol name(dpmaster) identifying file exec dir1 dir2 dir3 dir(fte) full name
{"-quake", "q1", MASTER_PREFIX"Quake", {"id1/pak0.pak",
"id1/quake.rc"}, QCFG, {"id1", "qw", "fte"}, "Quake"/*, "id1/pak0.pak|http://quakeservers.nquake.com/qsw106.zip|http://nquake.localghost.net/qsw106.zip|http://qw.quakephil.com/nquake/qsw106.zip|http://fnu.nquake.com/qsw106.zip"*/},
{"-hipnotic", "hipnotic", MASTER_PREFIX"Hipnotic",{"hipnotic/pak0.pak"}, QCFG, {"id1", "qw", "hipnotic", "fte"}, "Quake: Scourge of Armagon"},
{"-rogue", "rogue", MASTER_PREFIX"Rogue", {"rogue/pak0.pak"}, QCFG, {"id1", "qw", "rogue", "fte"}, "Quake: Dissolution of Eternity"},
{"-nexuiz", "nexuiz", "Nexuiz", {"nexuiz.exe"}, NEXCFG, {"data", "ftedata"}, "Nexuiz"},
{"-xonotic", "xonotic", "Xonotic", {"xonotic.exe"}, NEXCFG, {"data", "ftedata"}, "Xonotic"},
{"-spark", "spark", "Spark", {"base/src/progs.src",
"base/qwprogs.dat",
"base/pak0.pak"}, DMFCFG, {"base", }, "Spark"},
{"-scouts", "scouts", "FTE-SJ", {"basesj/src/progs.src",
"basesj/progs.dat",
"basesj/pak0.pak"}, NULL, {"basesj", }, "Scouts Journey"},
{"-rmq", "rmq", "RMQ", {NULL}, RMQCFG, {"id1", "qw", "rmq", "fte"}, "Remake Quake"},
//supported commercial mods (some are currently only partially supported)
{"-portals", "h2mp", "FTE-H2MP", {"portals/hexen.rc",
"portals/pak3.pak"}, HEX2CFG,{"data1", "portals", "fteh2"}, "Hexen II MP"},
{"-hexen2", "hexen2", "FTE-Hexen2", {"data1/pak0.pak"}, HEX2CFG,{"data1", "fteh2"}, "Hexen II"},
{"-quake2", "q2", "FTE-Quake2", {"baseq2/pak0.pak"}, Q2CFG, {"baseq2", "fteq2"}, "Quake II"},
{"-quake3", "q3", "FTE-Quake3", {"baseq3/pak0.pk3"}, Q3CFG, {"baseq3", "fteq3"}, "Quake III Arena"},
//can run in windows, needs
{"-halflife", "hl", "FTE-HalfLife", {"valve/liblist.gam"}, NULL, {"valve", "ftehl"}, "Half-Life"},
//the rest are not supported in any real way. maps-only mostly, if that
{"-quake4", "q4", "FTE-Quake4", {"q4base/pak00.pk4"}, NULL, {"q4base", "fteq4"}, "Quake 4"},
{"-et", "et", "FTE-EnemyTerritory", {"etmain/pak0.pk3"}, NULL, {"etmain", "fteet"}, "Wolfenstein - Enemy Territory"},
{"-jk2", "jk2", "FTE-JK2", {"base/assets0.pk3"}, NULL, {"base", "ftejk2"}, "Jedi Knight II: Jedi Outcast"},
{"-warsow", "warsow", "FTE-Warsow", {"basewsw/pak0.pk3"}, NULL, {"basewsw", "ftewsw"}, "Warsow"},
{"-doom", "doom", "FTE-Doom", {"doom.wad"}, NULL, {"*doom.wad", "ftedoom"}, "Doom"},
{"-doom2", "doom2", "FTE-Doom2", {"doom2.wad"}, NULL, {"*doom2.wad", "ftedoom"}, "Doom2"},
{"-doom3", "doom3", "FTE-Doom3", {"doom3.wad"}, NULL, {"based3", "ftedoom3"},"Doom3"},
//for the luls
{"-diablo2", NULL, "FTE-Diablo2", {"d2music.mpq"}, NULL, {"**.mpq", "fted2"}, "Diablo 2"},
{NULL}
};
qboolean FS_GenCachedPakName(char *pname, char *crc, char *local, int llen)
{
char *fn;
char hex[16];
if (strstr(pname, "dlcache"))
{
*local = 0;
return false;
}
fn = COM_SkipPath(pname);
if (fn == pname)
{ //only allow it if it has some game path first.
*local = 0;
return false;
}
Q_strncpyz(local, pname, min((fn - pname) + 1, llen));
Q_strncatz(local, "dlcache/", llen);
Q_strncatz(local, fn, llen);
if (*crc)
{
Q_strncatz(local, ".", llen);
snprintf(hex, sizeof(hex), "%x", (unsigned int)strtoul(crc, NULL, 0));
Q_strncatz(local, hex, llen);
}
return true;
}
#if 0
qboolean FS_LoadPackageFromFile(vfsfile_t *vfs, char *pname, char *localname, int *crc, unsigned int flags)
{
int i;
char *ext = COM_FileExtension(pname);
searchpathfuncs_t *handle;
searchpath_t *oldlist = NULL;
searchpath_t *sp;
for (i = 0; i < sizeof(searchpathformats)/sizeof(searchpathformats[0]); i++)
{
if (!searchpathformats[i].extension || !searchpathformats[i].OpenNew)
continue;
if (!strcmp(ext, searchpathformats[i].extension))
{
handle = searchpathformats[i].OpenNew (vfs, localname);
if (!handle)
{
Con_Printf("file %s isn't a %s after all\n", pname, searchpathformats[i].extension);
break;
}
if (crc)
{
int truecrc = handle->GeneratePureCRC(handle, 0, false);
if (truecrc != *crc)
{
*crc = truecrc;
VFS_CLOSE(vfs);
return false;
}
}
sp = FS_AddPathHandle(&oldlist, pname, localname, handle, flags, (unsigned int)-1);
if (sp)
{
FS_FlushFSHashReally();
return true;
}
}
}
VFS_CLOSE(vfs);
return false;
}
#endif
void FS_PureMode(int puremode, char *packagenames, char *packagecrcs, int pureseed)
{
qboolean pureflush;
Z_Free(fs_purenames);
Z_Free(fs_purecrcs);
pureflush = (fs_puremode != 2 && puremode == 2);
fs_puremode = puremode;
fs_purenames = packagenames?Z_StrDup(packagenames):NULL;
fs_purecrcs = packagecrcs?Z_StrDup(packagecrcs):NULL;
fs_pureseed = pureseed;
FS_ChangeGame(fs_manifest, false);
if (pureflush)
{
#ifndef SERVERONLY
Shader_NeedReload(true);
#endif
Mod_ClearAll();
Cache_Flush();
}
}
char *FSQ3_GenerateClientPacksList(char *buffer, int maxlen, int basechecksum)
{ //this is for q3 compatibility.
flocation_t loc;
int numpaks = 0;
searchpath_t *sp;
FS_FLocateFile("vm/cgame.qvm", FSLFRT_LENGTH, &loc);
Q_strncatz(buffer, va("%i ", loc.search->crc_reply), maxlen);
basechecksum ^= loc.search->crc_reply;
FS_FLocateFile("vm/ui.qvm", FSLFRT_LENGTH, &loc);
Q_strncatz(buffer, va("%i ", loc.search->crc_reply), maxlen);
basechecksum ^= loc.search->crc_reply;
Q_strncatz(buffer, "@ ", maxlen);
for (sp = com_purepaths; sp; sp = sp->nextpure)
{
if (sp->crc_reply)
{
Q_strncatz(buffer, va("%i ", sp->crc_reply), maxlen);
basechecksum ^= sp->crc_reply;
numpaks++;
}
}
basechecksum ^= numpaks;
Q_strncatz(buffer, va("%i ", basechecksum), maxlen);
return buffer;
}
/*
================
FS_ReloadPackFiles
================
Called when the client has downloaded a new pak/pk3 file
*/
void FS_ReloadPackFilesFlags(unsigned int reloadflags)
{
searchpath_t *oldpaths;
searchpath_t *next;
int i;
FS_FlushFSHashReally();
oldpaths = com_searchpaths;
com_searchpaths = NULL;
com_purepaths = NULL;
com_base_searchpaths = NULL;
for (i = 0; i < sizeof(fs_manifest->gamepath) / sizeof(fs_manifest->gamepath[0]); i++)
{
char *dir = fs_manifest->gamepath[i].path;
if (dir && fs_manifest->gamepath[i].base)
{
//don't allow leading dots, hidden files are evil.
//don't allow complex paths. those are evil too.
if (!*dir || *dir == '.' || !strcmp(dir, ".") || strstr(dir, "..") || strstr(dir, "/")
|| strstr(dir, "\\") || strstr(dir, ":") )
{
Con_Printf ("Gamedir should be a single filename, not a path\n");
continue;
}
//paths with '*' actually result in loading packages without an actual gamedir. note that this does not imply that we can write anything.
if (*dir == '*')
{
int j;
searchpathfuncs_t *handle = VFSOS_OpenPath(NULL, com_quakedir);
searchpath_t *search = (searchpath_t*)Z_Malloc (sizeof(searchpath_t));
search->flags = 0;
search->handle = handle;
Q_strncpyz(search->purepath, "", sizeof(search->purepath));
Q_strncpyz(search->logicalpath, com_quakedir, sizeof(search->logicalpath));
for (j = 0; j < sizeof(searchpathformats)/sizeof(searchpathformats[0]); j++)
{
if (!searchpathformats[j].extension || !searchpathformats[j].OpenNew || !searchpathformats[j].loadscan)
continue;
if (reloadflags & (1<<j))
{
FS_AddDataFiles(&oldpaths, search->purepath, search->logicalpath, search, searchpathformats[j].extension, searchpathformats[j].OpenNew);
}
}
handle->ClosePath(handle);
Z_Free(search);
}
else
{
FS_AddGameDirectory(&oldpaths, dir, va("%s%s", com_quakedir, dir), reloadflags);
if (*com_homedir)
FS_AddGameDirectory(&oldpaths, dir, va("%s%s", com_homedir, dir), reloadflags);
}
}
}
com_base_searchpaths = com_searchpaths;
for (i = 0; i < sizeof(fs_manifest->gamepath) / sizeof(fs_manifest->gamepath[0]); i++)
{
char *dir = fs_manifest->gamepath[i].path;
if (dir && !fs_manifest->gamepath[i].base)
{
//don't allow leading dots, hidden files are evil.
//don't allow complex paths. those are evil too.
if (!*dir || *dir == '.' || !strcmp(dir, ".") || strstr(dir, "..") || strstr(dir, "/")
|| strstr(dir, "\\") || strstr(dir, ":") )
{
Con_Printf ("Gamedir should be a single filename, not a path\n");
continue;
}
if (*dir == '*')
{
}
else
{
FS_AddGameDirectory(&oldpaths, dir, va("%s%s", com_quakedir, dir), reloadflags);
if (*com_homedir)
FS_AddGameDirectory(&oldpaths, dir, va("%s%s", com_homedir, dir), reloadflags);
}
}
}
/*sv_pure: Reload pure paths*/
if (fs_purenames && fs_purecrcs)
{
char crctok[64];
char nametok[MAX_QPATH];
searchpath_t *sp, *lastpure = NULL;
char *names = fs_purenames, *pname;
char *crcs = fs_purecrcs;
int crc;
for (sp = com_searchpaths; sp; sp = sp->next)
{
if (sp->handle->GeneratePureCRC)
{
sp->nextpure = (void*)0x1;
sp->crc_check = sp->handle->GeneratePureCRC(sp->handle, fs_pureseed, 0);
sp->crc_reply = sp->handle->GeneratePureCRC(sp->handle, fs_pureseed, 1);
}
else
{
sp->nextpure = NULL;
sp->crc_check = 0;
sp->crc_reply = 0;
}
}
while(names && crcs)
{
crcs = COM_ParseOut(crcs, crctok, sizeof(crctok));
names = COM_ParseOut(names, nametok, sizeof(nametok));
crc = strtoul(crctok, NULL, 0);
if (!crc)
continue;
pname = nametok;
if (*pname == '*') // * means that its 'referenced' (read: actually useful) thus should be downloaded, which is not relevent here.
pname++;
for (sp = com_searchpaths; sp; sp = sp->next)
{
if (sp->nextpure == (void*)0x1) //don't add twice.
if (sp->crc_check == crc)
{
if (fs_puremode)
{
if (lastpure)
lastpure->nextpure = sp;
else
com_purepaths = sp;
sp->nextpure = NULL;
lastpure = sp;
}
break;
}
}
if (!fs_puremode && !sp)
{ //if we're not pure, we don't care if the version differs. don't load the server's version.
//this works around 1.01 vs 1.06 issues.
for (sp = com_searchpaths; sp; sp = sp->next)
{
if (!Q_strcasecmp(pname, sp->purepath))
break;
}
}
//if its not already loaded (via wildcards), load it from the download cache, if we can
if (!sp)
{
char local[MAX_OSPATH];
vfsfile_t *vfs;
char *ext = COM_FileExtension(pname);
void *handle;
int i;
if (FS_GenCachedPakName(pname, va("%i", crc), local, sizeof(local)))
vfs = FS_OpenVFS(local, "rb", FS_ROOT);
else
vfs = NULL;
if (vfs)
{
for (i = 0; i < sizeof(searchpathformats)/sizeof(searchpathformats[0]); i++)
{
if (!searchpathformats[i].extension || !searchpathformats[i].OpenNew)
continue;
if (!strcmp(ext, searchpathformats[i].extension))
{
handle = searchpathformats[i].OpenNew (vfs, local);
if (!handle)
break;
sp = FS_AddPathHandle(&oldpaths, pname, local, handle, SPF_COPYPROTECTED|SPF_TEMPORARY, (unsigned int)-1);
sp->crc_check = sp->handle->GeneratePureCRC(sp->handle, fs_pureseed, 0);
sp->crc_reply = sp->handle->GeneratePureCRC(sp->handle, fs_pureseed, 1);
if (sp->crc_check == crc)
{
if (fs_puremode)
{
if (lastpure)
lastpure->nextpure = sp;
else
com_purepaths = sp;
sp->nextpure = NULL;
lastpure = sp;
}
}
break;
}
}
}
if (!sp)
Con_DPrintf("Pure crc %i wasn't found\n", crc);
}
}
}
while(oldpaths)
{
next = oldpaths->next;
Con_Printf("%s is no longer needed\n", oldpaths->logicalpath);
oldpaths->handle->ClosePath(oldpaths->handle);
Z_Free(oldpaths);
oldpaths = next;
}
}
void FS_UnloadPackFiles(void)
{
FS_ReloadPackFilesFlags(1);
}
void FS_ReloadPackFiles(void)
{
FS_ReloadPackFilesFlags(~0);
}
void FS_ReloadPackFiles_f(void)
{
if (atoi(Cmd_Argv(1)))
FS_ReloadPackFilesFlags(atoi(Cmd_Argv(1)));
else
FS_ReloadPackFilesFlags(~0);
}
#ifdef _WIN32
#include <windows.h>
#ifdef MINGW
#define byte BYTE //some versions of mingw headers are broken slightly. this lets it compile.
#endif
#include <shlobj.h>
static qboolean Sys_SteamHasFile(char *basepath, int basepathlen, char *steamdir, char *fname)
{
/*
Find where Valve's Steam distribution platform is installed.
Then take a look at that location for the relevent installed app.
*/
FILE *f;
DWORD resultlen;
HKEY key = NULL;
if (RegOpenKeyEx(HKEY_CURRENT_USER, "SOFTWARE\\Valve\\Steam", 0, STANDARD_RIGHTS_READ|KEY_QUERY_VALUE, &key) == ERROR_SUCCESS)
{
resultlen = basepathlen;
RegQueryValueEx(key, "SteamPath", NULL, NULL, basepath, &resultlen);
RegCloseKey(key);
Q_strncatz(basepath, va("/SteamApps/common/%s", steamdir), basepathlen);
if ((f = fopen(va("%s/%s", basepath, fname), "rb")))
{
fclose(f);
return true;
}
}
return false;
}
qboolean Sys_FindGameData(const char *poshname, const char *gamename, char *basepath, int basepathlen)
{
DWORD resultlen;
HKEY key = NULL;
#ifndef INVALID_FILE_ATTRIBUTES
#define INVALID_FILE_ATTRIBUTES ((DWORD)-1)
#endif
//first, try and find it in our game paths location
if (RegOpenKeyEx(HKEY_CURRENT_USER, "SOFTWARE\\" FULLENGINENAME "\\GamePaths", 0, STANDARD_RIGHTS_READ|KEY_QUERY_VALUE, &key) == ERROR_SUCCESS)
{
resultlen = basepathlen;
if (!RegQueryValueEx(key, gamename, NULL, NULL, basepath, &resultlen))
{
if (GetFileAttributes(basepath) != INVALID_FILE_ATTRIBUTES)
{
RegCloseKey(key);
return true;
}
}
RegCloseKey(key);
}
if (!strcmp(gamename, "quake"))
{
char *prefix[] =
{
"c:/quake/", //quite a lot of people have it in c:\quake, as that's the default install location from the quake cd.
"c:/games/quake/", //personally I use this
#ifdef _WIN64
//quite a few people have nquake installed. we need to an api function to read the directory for non-english-windows users.
va("%s/nQuake/", getenv("%ProgramFiles(x86)%")), //64bit builds should look in both places
va("%s/nQuake/", getenv("%ProgramFiles%")), //
#else
va("%s/nQuake/", getenv("%ProgramFiles%")), //32bit builds will get the x86 version anyway.
#endif
NULL
};
int i;
FILE *f;
//try and find it via steam
//reads HKEY_LOCAL_MACHINE\SOFTWARE\Valve\Steam\InstallPath
//append SteamApps\common\quake
//use it if we find winquake.exe there
if (Sys_SteamHasFile(basepath, basepathlen, "quake", "Winquake.exe"))
return true;
//well, okay, so they don't have quake installed from steam.
//check various 'unadvertised' paths
for (i = 0; prefix[i]; i++)
{
char syspath[MAX_OSPATH];
Q_snprintfz(syspath, sizeof(syspath), "%sid1/pak0.pak", prefix[i]);
if ((f = fopen("c:/quake/quake.exe", "rb")))
{
fclose(f);
Q_strncpyz(basepath, prefix[i], sizeof(basepath));
return true;
}
}
}
if (!strcmp(gamename, "quake2"))
{
FILE *f;
DWORD resultlen;
HKEY key = NULL;
//look for HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths\Quake2_exe\Path
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, "SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\App Paths\\Quake2_exe", 0, STANDARD_RIGHTS_READ|KEY_QUERY_VALUE, &key) == ERROR_SUCCESS)
{
resultlen = basepathlen;
RegQueryValueEx(key, "Path", NULL, NULL, basepath, &resultlen);
RegCloseKey(key);
if ((f = fopen(va("%s/quake2.exe", basepath), "rb")))
{
fclose(f);
return true;
}
}
if (Sys_SteamHasFile(basepath, basepathlen, "quake 2", "quake2.exe"))
return true;
}
if (!strcmp(gamename, "et"))
{
FILE *f;
DWORD resultlen;
HKEY key = NULL;
//reads HKEY_LOCAL_MACHINE\SOFTWARE\Activision\Wolfenstein - Enemy Territory
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, "SOFTWARE\\Activision\\Wolfenstein - Enemy Territory", 0, STANDARD_RIGHTS_READ|KEY_QUERY_VALUE, &key) == ERROR_SUCCESS)
{
resultlen = basepathlen;
RegQueryValueEx(key, "InstallPath", NULL, NULL, basepath, &resultlen);
RegCloseKey(key);
if ((f = fopen(va("%s/ET.exe", basepath), "rb")))
{
fclose(f);
return true;
}
return true;
}
}
if (!strcmp(gamename, "quake3"))
{
FILE *f;
DWORD resultlen;
HKEY key = NULL;
//reads HKEY_LOCAL_MACHINE\SOFTWARE\id\Quake III Arena\InstallPath
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, "SOFTWARE\\id\\Quake III Arena", 0, STANDARD_RIGHTS_READ|KEY_QUERY_VALUE, &key) == ERROR_SUCCESS)
{
resultlen = basepathlen;
RegQueryValueEx(key, "InstallPath", NULL, NULL, basepath, &resultlen);
RegCloseKey(key);
if ((f = fopen(va("%s/quake3.exe", basepath), "rb")))
{
fclose(f);
return true;
}
}
if (Sys_SteamHasFile(basepath, basepathlen, "quake 3 arena", "quake3.exe"))
return true;
}
if (!strcmp(gamename, "wop"))
{
DWORD resultlen;
HKEY key = NULL;
//reads HKEY_LOCAL_MACHINE\SOFTWARE\World Of Padman\Path
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, "SOFTWARE\\World Of Padman", 0, STANDARD_RIGHTS_READ|KEY_QUERY_VALUE, &key) == ERROR_SUCCESS)
{
resultlen = basepathlen;
RegQueryValueEx(key, "Path", NULL, NULL, basepath, &resultlen);
RegCloseKey(key);
return true;
}
}
/*
if (!strcmp(gamename, "d3"))
{
DWORD resultlen;
HKEY key = NULL;
//reads HKEY_LOCAL_MACHINE\SOFTWARE\id\Doom 3\InstallPath
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, "SOFTWARE\\id\\Doom 3", 0, STANDARD_RIGHTS_READ|KEY_QUERY_VALUE, &key) == ERROR_SUCCESS)
{
resultlen = basepathlen;
RegQueryValueEx(key, "InstallPath", NULL, NULL, basepath, &resultlen);
RegCloseKey(key);
return true;
}
}
*/
if (!strcmp(gamename, "hexen2") || !strcmp(gamename, "h2mp"))
{
//append SteamApps\common\hexen 2
if (Sys_SteamHasFile(basepath, basepathlen, "hexen 2", "glh2.exe"))
return true;
}
#if !defined(NPFTE) && !defined(SERVERONLY) //this is *really* unfortunate, but doing this crashes the browser
if (poshname && !COM_CheckParm("-manifest"))
{
char resultpath[MAX_PATH];
BROWSEINFO bi;
LPITEMIDLIST il;
memset(&bi, 0, sizeof(bi));
bi.hwndOwner = mainwindow; //note that this is usually still null
bi.pidlRoot = NULL;
bi.pszDisplayName = resultpath;
bi.lpszTitle = va("Please locate your existing %s installation", poshname);
bi.ulFlags = BIF_RETURNONLYFSDIRS;
bi.lpfn = NULL;
bi.lParam = 0;
bi.iImage = 0;
il = SHBrowseForFolder(&bi);
if (il)
{
SHGetPathFromIDList(il, resultpath);
CoTaskMemFree(il);
Q_strncpyz(basepath, resultpath, basepathlen-1);
//and save it into the windows registry
if (RegCreateKeyEx(HKEY_CURRENT_USER, "SOFTWARE\\" FULLENGINENAME "\\GamePaths",
0, NULL,
REG_OPTION_NON_VOLATILE,
KEY_WRITE,
NULL,
&key,
NULL) == ERROR_SUCCESS)
{
RegSetValueEx(key, gamename, 0, REG_SZ, basepath, strlen(basepath));
RegCloseKey(key);
}
return true;
}
}
#endif
return false;
}
#else
#ifdef __linux__
#include <sys/stat.h>
#endif
qboolean Sys_FindGameData(const char *poshname, const char *gamename, char *basepath, int basepathlen)
{
#ifdef __linux__
struct stat sb;
if (!strcmp(gamename, "quake"))
{
if (stat("/usr/share/quake/", &sb) == 0)
{
// /usr/share/quake
if (S_ISDIR(sb.st_mode))
{
Q_strncpyz(basepath, "/usr/share/quake/", basepathlen);
return true;
}
}
}
#endif
return false;
}
#endif
void FS_Shutdown(void)
{
searchpath_t *next;
FS_FlushFSHashReally();
//
// free up any current game dir info
//
while (com_searchpaths)
{
com_searchpaths->handle->ClosePath(com_searchpaths->handle);
next = com_searchpaths->next;
Z_Free (com_searchpaths);
com_searchpaths = next;
}
com_fschanged = true;
if (filesystemhash.numbuckets)
{
BZ_Free(filesystemhash.bucket);
filesystemhash.bucket = NULL;
filesystemhash.numbuckets = 0;
}
FS_Manifest_Free(fs_manifest);
fs_manifest = NULL;
}
#if 0
static void FS_AddGamePack(const char *pakname)
{
int j;
char *ext = COM_FileExtension(pakname);
vfsfile_t *vfs = VFSOS_Open(pakname, "rb");
void *pak;
searchpath_t *oldlist = NULL;
if (!vfs)
Con_Printf("Unable to open %s - missing?\n", pakname);
else
{
for (j = 0; j < sizeof(searchpathformats)/sizeof(searchpathformats[0]); j++)
{
if (!searchpathformats[j].extension || !searchpathformats[j].OpenNew)
continue;
if (!strcmp(ext, searchpathformats[j].extension))
{
pak = searchpathformats[j].OpenNew(vfs, pakname);
if (pak)
{
FS_AddPathHandle(&oldlist, "", pakname, pak, SPF_COPYPROTECTED|SPF_EXPLICIT, (unsigned int)-1);
}
else
{
Con_Printf("Unable to open %s - corrupt?\n", pakname);
VFS_CLOSE(vfs);
}
vfs = NULL;
break;
}
}
if (vfs)
{
VFS_CLOSE(vfs);
Con_Printf("Unable to open %s - unsupported?\n", pakname);
}
}
}
static void FS_StartupWithGame(int gamenum)
{
int i;
searchpath_t *oldlist = NULL;
#ifdef AVAIL_ZLIB
LibZ_Init();
#endif
Cvar_Set(&com_protocolname, gamemode_info[gamenum].protocolname);
Cvar_ForceSet(&fs_gamename, gamemode_info[gamenum].poshname);
// Cvar_ForceSet(&fs_gamemanifest, gamemode_info[gamenum].manifestaddr?gamemode_info[gamenum].manifestaddr:"");
i = COM_CheckParm ("-basepack");
while (i && i < com_argc-1)
{
// Con_Printf("found -basepack: %s\n", com_argv[i+1]);
FS_AddGamePack(com_argv[i+1]);
i = COM_CheckNextParm ("-basepack", i);
}
//
// start up with id1 by default
//
i = COM_CheckParm ("-basegame");
if (i && i < com_argc-1)
{
do //use multiple -basegames
{
FS_AddGameDirectory (&oldlist, com_argv[i+1], va("%s%s", com_quakedir, com_argv[i+1]), ~0);
if (*com_homedir)
FS_AddGameDirectory (&oldlist, com_argv[i+1], va("%s%s", com_homedir, com_argv[i+1]), ~0);
i = COM_CheckNextParm ("-basegame", i);
}
while (i && i < com_argc-1);
}
else
{
for (i = 0; i < sizeof(gamemode_info[gamenum].dir)/sizeof(gamemode_info[gamenum].dir[0]); i++)
{
if (gamemode_info[gamenum].dir[i] && *gamemode_info[gamenum].dir[i] == '*')
{
char buf[MAX_OSPATH];
snprintf(buf, sizeof(buf), "%s%s", com_quakedir, gamemode_info[gamenum].dir[i]+1);
FS_AddGamePack(buf);
}
else if (gamemode_info[gamenum].dir[i])
{
FS_AddGameDirectory (&oldlist, gamemode_info[gamenum].dir[i], va("%s%s", com_quakedir, gamemode_info[gamenum].dir[i]), ~0);
if (*com_homedir)
FS_AddGameDirectory (&oldlist, gamemode_info[gamenum].dir[i], va("%s%s", com_homedir, gamemode_info[gamenum].dir[i]), ~0);
}
}
}
i = COM_CheckParm ("-addbasegame");
while (i && i < com_argc-1) //use multiple -addbasegames (this is so the basic dirs don't die)
{
//reject various evil path arguments.
if (*com_argv[i+1] && !(strchr(com_argv[i+1], '.') || strchr(com_argv[i+1], ':') || strchr(com_argv[i+1], '?') || strchr(com_argv[i+1], '*') || strchr(com_argv[i+1], '/') || strchr(com_argv[i+1], '\\') || strchr(com_argv[i+1], '$')))
{
FS_AddGameDirectory (&oldlist, com_argv[i+1], va("%s%s", com_quakedir, com_argv[i+1]), ~0);
if (*com_homedir)
FS_AddGameDirectory (&oldlist, com_argv[i+1], va("%s%s", com_homedir, com_argv[i+1]), ~0);
}
i = COM_CheckNextParm ("-addbasegame", i);
}
// any set gamedirs will be freed up to here
com_base_searchpaths = com_searchpaths;
//-game specifies the mod gamedir to use in NQ
i = COM_CheckParm ("-game"); //effectivly replace with +gamedir x (But overridable)
if (i && i < com_argc-1)
{
COM_Gamedir(com_argv[i+1]);
#ifndef CLIENTONLY
Info_SetValueForStarKey (svs.info, "*gamedir", com_argv[i+1], MAX_SERVERINFO_STRING);
#endif
}
//+gamedir specifies the mod gamedir to use in QW
//hack - we parse the commandline after the config so commandline always overrides
//but this means ktpro/server.cfg (for example) is not found
//so if they specify a gamedir on the commandline, let the default configs be loaded from that gamedir
//note that -game +gamedir will result in both being loaded. but hey, who cares
i = COM_CheckParm ("+gamedir"); //effectivly replace with +gamedir x (But overridable)
if (i && i < com_argc-1)
{
COM_Gamedir(com_argv[i+1]);
#ifndef CLIENTONLY
Info_SetValueForStarKey (svs.info, "*gamedir", com_argv[i+1], MAX_SERVERINFO_STRING);
#endif
}
#ifdef ANDROID
{
vfsfile_t *f;
//write a .nomedia file to avoid people from getting random explosion sounds etc intersperced with their music
f = FS_OpenVFS(".nomedia", "rb", FS_ROOT);
if (f)
VFS_CLOSE(f);
else
FS_WriteFile(".nomedia", NULL, 0, FS_ROOT);
}
#endif
if (gamemode_info[gamenum].customexec)
Cbuf_AddText(gamemode_info[gamenum].customexec, RESTRICT_LOCAL);
}
#endif
static qboolean FS_DirHasAPackage(char *basedir, ftemanifest_t *man)
{
int j;
vfsfile_t *f;
for (j = 0; j < sizeof(fs_manifest->package) / sizeof(fs_manifest->package[0]); j++)
{
if (!man->package[j].path)
continue;
f = VFSOS_Open(va("%s%s", basedir, man->package[j].path), "rb");
if (f)
{
VFS_CLOSE(f);
return true;
}
}
return false;
}
//just check each possible file, see if one is there.
static qboolean FS_DirHasGame(char *basedir, int gameidx)
{
int j;
vfsfile_t *f;
for (j = 0; j < 4; j++)
{
if (!gamemode_info[gameidx].auniquefile[j])
continue; //no more
f = VFSOS_Open(va("%s%s", basedir, gamemode_info[gameidx].auniquefile[j]), "rb");
if (f)
{
VFS_CLOSE(f);
return true;
}
}
return false;
}
//check em all
static int FS_IdentifyDefaultGameFromDir(char *basedir)
{
int i;
for (i = 0; gamemode_info[i].argname; i++)
{
if (FS_DirHasGame(basedir, i))
return i;
}
return -1;
}
//attempt to work out which game we're meant to be trying to run based upon a few things
//1: fs_changegame console command override. fixme: needs to cope with manifests too.
//2: -quake3 argument implies that the user wants to run quake3.
//3: if we are ftequake3.exe then we always try to run quake3.
//4: identify characteristic files within the working directory (like id1/pak0.pak implies we're running quake)
//5: check where the exe actually is instead of simply where we're being run from.
//6: fallback to quake
//if autobasedir is not set, block gamedir changes/prompts.
static int FS_IdentifyDefaultGame(char *newbase, int sizeof_newbase, qboolean fixedbase)
{
int i;
int gamenum = -1;
if (gamenum == -1)
{
for (i = 0; gamemode_info[i].argname; i++)
{
if (COM_CheckParm(gamemode_info[i].argname))
{
gamenum = i;
break;
}
}
}
//use the game based on an exe name over the filesystem one (could easily have multiple fs path matches).
if (gamenum == -1)
{
char *ev, *v0 = COM_SkipPath(com_argv[0]);
for (i = 0; gamemode_info[i].argname; i++)
{
if (!gamemode_info[i].exename)
continue;
ev = strstr(v0, gamemode_info[i].exename);
if (ev && (!strchr(ev, '\\') && !strchr(ev, '/')))
gamenum = i;
}
}
//identify the game from a telling file in the working directory
if (gamenum == -1)
gamenum = FS_IdentifyDefaultGameFromDir(newbase);
//identify the game from a telling file relative to the exe's directory. for when shortcuts don't set the working dir sensibly.
if (gamenum == -1 && host_parms.binarydir && *host_parms.binarydir && !fixedbase)
{
gamenum = FS_IdentifyDefaultGameFromDir(host_parms.binarydir);
if (gamenum != -1)
Q_strncpyz(newbase, host_parms.binarydir, sizeof_newbase);
}
//still failed? find quake and use that one by default
if (gamenum<0)
{
for (i = 0; gamemode_info[i].argname; i++)
{
if (!strcmp(gamemode_info[i].argname, "-quake"))
{
gamenum = i;
break;
}
}
}
return gamenum;
}
//allowed to modify newbasedir if fixedbasedir isn't set
ftemanifest_t *FS_GenerateLegacyManifest(char *newbasedir, int sizeof_newbasedir, qboolean fixedbasedir, int game)
{
int i;
ftemanifest_t *man;
if (game == -1)
game = FS_IdentifyDefaultGame(newbasedir, sizeof_newbasedir, fixedbasedir);
if (gamemode_info[game].manifestfile)
man = FS_Manifest_Parse(gamemode_info[game].manifestfile);
else
{
man = FS_Manifest_Create();
Cmd_TokenizeString(va("game \"%s\"", gamemode_info[game].argname+1), false, false);
FS_Manifest_ParseTokens(man);
if (gamemode_info[game].poshname)
{
Cmd_TokenizeString(va("name \"%s\"", gamemode_info[game].poshname), false, false);
FS_Manifest_ParseTokens(man);
}
i = COM_CheckParm ("-basegame");
if (i)
{
do
{
Cmd_TokenizeString(va("basegame \"%s\"", com_argv[i+1]), false, false);
FS_Manifest_ParseTokens(man);
i = COM_CheckNextParm ("-basegame", i);
}
while (i && i < com_argc-1);
}
i = COM_CheckParm ("-game");
if (i)
{
do
{
Cmd_TokenizeString(va("gamedir \"%s\"", com_argv[i+1]), false, false);
FS_Manifest_ParseTokens(man);
i = COM_CheckNextParm ("-game", i);
}
while (i && i < com_argc-1);
}
i = COM_CheckParm ("+gamedir");
if (i)
{
do
{
Cmd_TokenizeString(va("gamedir \"%s\"", com_argv[i+1]), false, false);
FS_Manifest_ParseTokens(man);
i = COM_CheckNextParm ("+gamedir", i);
}
while (i && i < com_argc-1);
}
}
return man;
}
static char *FS_RelativeURL(char *base, char *file, char *buffer, int bufferlen)
{
//fixme: cope with windows paths
qboolean baseisurl = !!strchr(base, ':');
qboolean fileisurl = !!strchr(file, ':');
//qboolean baseisabsolute = (*base == '/' || *base == '\\');
qboolean fileisabsolute = (*file == '/' || *file == '\\');
char *ebase;
if (fileisurl)
return file;
if (fileisabsolute)
{
if (baseisurl)
{
ebase = strchr(base, ':');
ebase++;
while(*ebase == '/')
ebase++;
while(*ebase && *ebase != '/')
ebase++;
}
else
ebase = base;
}
else
ebase = COM_SkipPath(base);
memcpy(buffer, base, ebase-base);
strcpy(buffer+(ebase-base), file);
return buffer;
}
#ifdef WEBCLIENT
static struct dl_download *curpackagedownload;
static char fspdl_temppath[MAX_OSPATH];
static char fspdl_finalpath[MAX_OSPATH];
static void FS_BeginNextPackageDownload(void);
static void FS_PackageDownloaded(struct dl_download *dl)
{
curpackagedownload = NULL;
if (dl->file)
{
VFS_CLOSE(dl->file);
dl->file = NULL;
}
if (dl->status == DL_FINISHED)
{
//rename the file as needed.
COM_CreatePath(fspdl_finalpath);
if (!Sys_Rename(fspdl_temppath, fspdl_finalpath))
{
Con_Printf("Unable to rename \"%s\" to \"%s\"\n", fspdl_temppath, fspdl_finalpath);
}
}
Sys_remove (fspdl_temppath);
FS_ChangeGame(fs_manifest, true);
FS_BeginNextPackageDownload();
}
static void FS_BeginNextPackageDownload(void)
{
char *crcstr;
int j;
ftemanifest_t *man = fs_manifest;
vfsfile_t *check;
if (curpackagedownload || !man)
return;
for (j = 0; j < sizeof(fs_manifest->package) / sizeof(fs_manifest->package[0]); j++)
{
char buffer[MAX_OSPATH], *url;
if (!man->package[j].path)
continue;
if (man->package[j].crcknown)
crcstr = va("%#x", man->package[j].crc);
else
crcstr = "";
if (!FS_GenCachedPakName(man->package[j].path, crcstr, buffer, sizeof(buffer)))
continue;
check = FS_OpenVFS(buffer, "rb", FS_ROOT);
if (check)
{
VFS_CLOSE(check);
continue;
}
FS_NativePath(buffer, FS_ROOT, fspdl_finalpath, sizeof(fspdl_finalpath));
if (!FS_GenCachedPakName(va("%s.tmp", man->package[j].path), crcstr, buffer, sizeof(buffer)))
continue;
FS_NativePath(buffer, FS_ROOT, fspdl_temppath, sizeof(fspdl_temppath));
url = NULL;
while(!url)
{
//ran out of mirrors?
if (man->package[j].mirrornum == (sizeof(man->package[j].mirrors) / sizeof(man->package[j].mirrors[0])))
break;
if (man->package[j].mirrors[man->package[j].mirrornum])
url = FS_RelativeURL(man->updateurl, man->package[j].mirrors[man->package[j].mirrornum], buffer, sizeof(buffer));
man->package[j].mirrornum++;
}
//no valid mirrors
if (!url)
continue;
curpackagedownload = HTTP_CL_Get(url, NULL, FS_PackageDownloaded);
if (curpackagedownload)
{
COM_CreatePath(fspdl_temppath);
curpackagedownload->file = VFSOS_Open(fspdl_temppath, "wb");
return;
}
}
}
#else
void FS_BeginNextPackageDownload(void)
{
}
#endif
//this is potentially unsafe. needs lots of testing.
qboolean FS_ChangeGame(ftemanifest_t *man, qboolean allowreloadconfigs)
{
int i, j;
char realpath[MAX_OSPATH-1];
char newbasedir[MAX_OSPATH];
qboolean fixedbasedir;
qboolean reloadconfigs = false;
qboolean builtingame = false;
flocation_t loc;
//if any of these files change location, the configs will be re-execed.
//note that we reuse path handles if they're still valid, so we can just check the pointer to see if it got unloaded/replaced.
char *conffile[] = {"quake.rc", "hexen.rc", "default.cfg", "server.cfg", NULL};
searchpathfuncs_t *confpath[sizeof(conffile)/sizeof(conffile[0])];
for (i = 0; conffile[i]; i++)
{
FS_FLocateFile(conffile[i], FSLFRT_IFFOUND, &loc); //q1
confpath[i] = loc.search?loc.search->handle:NULL;
}
i = COM_CheckParm ("-basedir");
fixedbasedir = i && i < com_argc-1;
Q_strncpyz (newbasedir, fixedbasedir?com_argv[i+1]:host_parms.basedir, sizeof(newbasedir));
//make sure it has a trailing slash, or is empty. woo.
FS_CleanDir(newbasedir, sizeof(newbasedir));
if (!man)
{
//if we're already running a game, don't autodetect.
if (fs_manifest)
return false;
man = FS_GenerateLegacyManifest(newbasedir, sizeof(newbasedir), fixedbasedir, -1);
}
if (man == fs_manifest)
{
//don't close anything. theoretically nothing is changing, and we don't want to load new defaults either.
}
else if (!fs_manifest || !strcmp(fs_manifest->installation?fs_manifest->installation:"", man->installation?man->installation:""))
{
if (!fs_manifest)
reloadconfigs = true;
FS_Manifest_Free(fs_manifest);
}
else
{
FS_Shutdown();
reloadconfigs = true;
}
fs_manifest = man;
if (man->installation && *man->installation)
{
for (i = 0; gamemode_info[i].argname; i++)
{
if (!strcmp(man->installation, gamemode_info[i].argname+1))
{
//if there's no base dirs, edit the manifest to give it its default ones.
for (j = 0; j < sizeof(man->gamepath) / sizeof(man->gamepath[0]); j++)
{
if (man->gamepath[j].path && man->gamepath[j].base)
break;
}
if (j == sizeof(man->gamepath) / sizeof(man->gamepath[0]))
{
for (j = 0; j < 4; j++)
if (gamemode_info[i].dir[j])
{
Cmd_TokenizeString(va("basegame \"%s\"", gamemode_info[i].dir[j]), false, false);
FS_Manifest_ParseTokens(man);
}
}
if (!man->protocolname && *gamemode_info[i].protocolname)
{
Cmd_TokenizeString(va("protocolname \"%s\"", gamemode_info[i].protocolname), false, false);
FS_Manifest_ParseTokens(man);
}
if (!man->defaultexec && gamemode_info[i].customexec)
{
man->defaultexec = Z_StrDup(gamemode_info[i].customexec);
}
builtingame = true;
if (!fixedbasedir && !FS_DirHasGame(newbasedir, i))
if (Sys_FindGameData(man->formalname, man->installation, realpath, sizeof(realpath)))
Q_strncpyz (newbasedir, realpath, sizeof(newbasedir));
break;
}
}
}
if (!builtingame && !fixedbasedir && !FS_DirHasAPackage(newbasedir, man))
if (Sys_FindGameData(man->formalname, man->installation, realpath, sizeof(realpath)))
Q_strncpyz (newbasedir, realpath, sizeof(newbasedir));
Q_strncpyz (com_quakedir, newbasedir, sizeof(com_quakedir));
//make sure it has a trailing slash, or is empty. woo.
FS_CleanDir(com_quakedir, sizeof(com_quakedir));
#ifdef ANDROID
{
vfsfile_t *f;
//write a .nomedia file to avoid people from getting random explosion sounds etc intersperced with their music
f = FS_OpenVFS(".nomedia", "rb", FS_ROOT);
if (f)
VFS_CLOSE(f);
else
FS_WriteFile(".nomedia", NULL, 0, FS_ROOT);
}
#endif
FS_ReloadPackFilesFlags(~0);
FS_BeginNextPackageDownload();
COM_CheckRegistered();
if (allowreloadconfigs)
{
for (i = 0; conffile[i]; i++)
{
FS_FLocateFile(conffile[i], FSLFRT_IFFOUND, &loc);
if (confpath[i] != (loc.search?loc.search->handle:NULL))
{
reloadconfigs = true;
Con_DPrintf("Reloading configs because %s has changed\n", conffile[i]);
}
}
if (reloadconfigs)
{
//FIXME: flag this instead and do it after a delay
Cvar_ForceSet(&fs_gamename, man->formalname?man->formalname:"FTE");
Cvar_ForceSet(&com_protocolname, man->protocolname?man->protocolname:"FTE");
if (isDedicated)
{
#ifndef CLIENTONLY
SV_ExecInitialConfigs(man->defaultexec?man->defaultexec:"");
#endif
}
else
{
#ifndef SERVERONLY
CL_ExecInitialConfigs(man->defaultexec?man->defaultexec:"");
#endif
}
}
}
//rebuild the cache now, should be safe to waste some cycles on it
FS_RebuildFSHash();
COM_Effectinfo_Clear();
#ifndef SERVERONLY
Validation_FlushFileList(); //prevent previous hacks from making a difference.
#endif
Cvar_ForceSet(&fs_game, FS_GetGamedir());
#ifdef Q2SERVER
Cvar_ForceSet(&fs_gamedir, va("%s%s", com_quakedir, FS_GetGamedir()));
Cvar_ForceSet(&fs_basedir, com_quakedir);
#endif
return true;
}
void FS_ChangeGame_f(void)
{
int i;
char *arg = Cmd_Argv(1);
if (!*arg)
{
Con_Printf("Valid games are:\n");
for (i = 0; gamemode_info[i].argname; i++)
{
Con_Printf(" %s\n", gamemode_info[i].argname+1);
}
}
else
{
for (i = 0; gamemode_info[i].argname; i++)
{
if (!Q_strcasecmp(gamemode_info[i].argname+1, arg))
{
Con_Printf("Switching to %s\n", gamemode_info[i].argname+1);
FS_ChangeGame(FS_GenerateLegacyManifest(NULL, 0, true, i), true);
return;
}
}
#ifndef SERVERONLY
if (!Host_RunFile(arg, strlen(arg), NULL))
Con_Printf("Game unknown\n");
#endif
}
}
void FS_ShowManifest_f(void)
{
if (fs_manifest)
FS_Manifest_Print(fs_manifest);
else
Con_Printf("no manifest loaded...\n");
}
/*
================
COM_InitFilesystem
note: does not actually load any packs, just makes sure the basedir+cvars+etc is set up. vfs_fopens will still fail.
================
*/
void COM_InitFilesystem (void)
{
int i;
char *ev;
qboolean usehome;
FS_RegisterDefaultFileSystems();
Cmd_AddCommand("fs_restart", FS_ReloadPackFiles_f);
Cmd_AddCommand("fs_changegame", FS_ChangeGame_f);
Cmd_AddCommand("fs_showmanifest", FS_ShowManifest_f);
//
// -basedir <path>
// Overrides the system supplied base directory (under id1)
//
i = COM_CheckParm ("-basedir");
if (i && i < com_argc-1)
strcpy (com_quakedir, com_argv[i+1]);
else
strcpy (com_quakedir, host_parms.basedir);
FS_CleanDir(com_quakedir, sizeof(com_quakedir));
Cvar_Register(&cfg_reload_on_gamedir, "Filesystem");
Cvar_Register(&com_fs_cache, "Filesystem");
Cvar_Register(&fs_gamename, "Filesystem");
Cvar_Register(&fs_gamemanifest, "Filesystem");
Cvar_Register(&com_protocolname, "Server Info");
Cvar_Register(&com_modname, "Server Info");
Cvar_Register(&fs_game, "Filesystem");
#ifdef Q2SERVER
Cvar_Register(&fs_gamedir, "Filesystem");
Cvar_Register(&fs_basedir, "Filesystem");
#endif
usehome = false;
#ifdef _WIN32
{ //win32 sucks.
HMODULE shfolder = LoadLibrary("shfolder.dll");
DWORD winver = (DWORD)LOBYTE(LOWORD(GetVersion()));
if (shfolder)
{
HRESULT (WINAPI *dSHGetFolderPath) (HWND hwndOwner, int nFolder, HANDLE hToken, DWORD dwFlags, LPTSTR pszPath);
dSHGetFolderPath = (void *)GetProcAddress(shfolder, "SHGetFolderPathA");
if (dSHGetFolderPath)
{
char folder[MAX_PATH];
// 0x5 == CSIDL_PERSONAL
if (dSHGetFolderPath(NULL, 0x5, NULL, 0, folder) == S_OK)
Q_snprintfz(com_homedir, sizeof(com_homedir), "%s/My Games/%s/", folder, FULLENGINENAME);
}
// FreeLibrary(shfolder);
}
if (!*com_homedir)
{
ev = getenv("USERPROFILE");
if (ev)
Q_snprintfz(com_homedir, sizeof(com_homedir), "%s/My Documents/My Games/%s/", ev, FULLENGINENAME);
}
#ifdef NPFTE
if (!*com_homedir)
Q_snprintfz(com_homedir, sizeof(com_homedir), "/%s/", FULLENGINENAME);
//as a browser plugin, always use their home directory
usehome = true;
#else
/*would it not be better to just check to see if we have write permission to the basedir?*/
if (winver >= 0x6) // Windows Vista and above
usehome = true; // always use home directory by default, as Vista+ mimics this behavior anyway
else if (winver >= 0x5) // Windows 2000/XP/2003
{
HMODULE advapi32;
advapi32 = LoadLibrary("advapi32.dll");
if (advapi32)
{
BOOL (WINAPI *dCheckTokenMembership) (HANDLE TokenHandle, PSID SidToCheck, PBOOL IsMember);
dCheckTokenMembership = (void *)GetProcAddress(advapi32, "CheckTokenMembership");
if (dCheckTokenMembership)
{
// on XP systems, only use a home directory by default if we're a limited user or if we're on a network
BOOL isadmin, isonnetwork;
SID_IDENTIFIER_AUTHORITY ntauth = {SECURITY_NT_AUTHORITY};
PSID adminSID, networkSID;
isadmin = AllocateAndInitializeSid(&ntauth,
2,
SECURITY_BUILTIN_DOMAIN_RID,
DOMAIN_ALIAS_RID_ADMINS,
0, 0, 0, 0, 0, 0,
&adminSID);
// just checking the network rid should be close enough to matching domain logins
isonnetwork = AllocateAndInitializeSid(&ntauth,
1,
SECURITY_NETWORK_RID,
0, 0, 0, 0, 0, 0, 0,
&networkSID);
if (isadmin && !dCheckTokenMembership(0, adminSID, &isadmin))
isadmin = 0;
if (isonnetwork && !dCheckTokenMembership(0, networkSID, &isonnetwork))
isonnetwork = 0;
usehome = isonnetwork || !isadmin;
FreeSid(networkSID);
FreeSid(adminSID);
}
FreeLibrary(advapi32);
}
}
#endif
}
#else
//yay for unix!.
ev = getenv("HOME");
if (ev && *ev)
{
if (ev[strlen(ev)-1] == '/')
Q_snprintfz(com_homedir, sizeof(com_homedir), "%s.fte/", ev);
else
Q_snprintfz(com_homedir, sizeof(com_homedir), "%s/.fte/", ev);
usehome = true; // always use home on unix unless told not to
}
else
*com_homedir = '\0';
#endif
if (!usehome && !COM_CheckParm("-usehome"))
*com_homedir = '\0';
if (COM_CheckParm("-nohome"))
*com_homedir = '\0';
if (*com_homedir)
Con_TPrintf("Using home directory \"%s\"\n", com_homedir);
#ifdef PLUGINS
Plug_Initialise(false);
#endif
}
//this is at the bottom of the file to ensure these globals are not used elsewhere
extern searchpathfuncs_t *(QDECL VFSOS_OpenPath) (vfsfile_t *file, const char *desc);
#ifdef AVAIL_ZLIB
extern searchpathfuncs_t *(QDECL FSZIP_LoadArchive) (vfsfile_t *packhandle, const char *desc);
#endif
extern searchpathfuncs_t *(QDECL FSPAK_LoadArchive) (vfsfile_t *packhandle, const char *desc);
#ifdef DOOMWADS
extern searchpathfuncs_t *(QDECL FSDWD_LoadArchive) (vfsfile_t *packhandle, const char *desc);
#endif
void FS_RegisterDefaultFileSystems(void)
{
FS_RegisterFileSystemType(NULL, "pak", FSPAK_LoadArchive, true);
#if !defined(_WIN32) && !defined(ANDROID)
/*for systems that have case sensitive paths, also include *.PAK */
FS_RegisterFileSystemType(NULL, "PAK", FSPAK_LoadArchive, true);
#endif
FS_RegisterFileSystemType(NULL, "pk3dir", VFSOS_OpenPath, true);
#ifdef AVAIL_ZLIB
FS_RegisterFileSystemType(NULL, "pk3", FSZIP_LoadArchive, true);
FS_RegisterFileSystemType(NULL, "pk4", FSZIP_LoadArchive, true);
FS_RegisterFileSystemType(NULL, "apk", FSZIP_LoadArchive, false);
FS_RegisterFileSystemType(NULL, "zip", FSZIP_LoadArchive, false);
#endif
#ifdef DOOMWADS
FS_RegisterFileSystemType(NULL, "wad", FSDWD_LoadArchive, true);
#endif
}
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