af062818b47340eef15700d2f0211576ba3506eevboxsync * Configuration parameters shared between Wine server and clients
af062818b47340eef15700d2f0211576ba3506eevboxsync * Copyright 2002 Alexandre Julliard
af062818b47340eef15700d2f0211576ba3506eevboxsync * This library is free software; you can redistribute it and/or
af062818b47340eef15700d2f0211576ba3506eevboxsync * modify it under the terms of the GNU Lesser General Public
af062818b47340eef15700d2f0211576ba3506eevboxsync * License as published by the Free Software Foundation; either
af062818b47340eef15700d2f0211576ba3506eevboxsync * version 2.1 of the License, or (at your option) any later version.
af062818b47340eef15700d2f0211576ba3506eevboxsync * This library is distributed in the hope that it will be useful,
af062818b47340eef15700d2f0211576ba3506eevboxsync * but WITHOUT ANY WARRANTY; without even the implied warranty of
af062818b47340eef15700d2f0211576ba3506eevboxsync * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
af062818b47340eef15700d2f0211576ba3506eevboxsync * Lesser General Public License for more details.
af062818b47340eef15700d2f0211576ba3506eevboxsync * You should have received a copy of the GNU Lesser General Public
af062818b47340eef15700d2f0211576ba3506eevboxsync * License along with this library; if not, write to the Free Software
af062818b47340eef15700d2f0211576ba3506eevboxsync * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
4b9d6701570cb98fd36e209314239d104ec584d3vboxsync * Oracle LGPL Disclaimer: For the avoidance of doubt, except that if any license choice
4b9d6701570cb98fd36e209314239d104ec584d3vboxsync * other than GPL or LGPL is available it will apply instead, Oracle elects to use only
b955672b950093ff7416d1269dd4d3b69983bd8fvboxsync * the Lesser General Public License version 2.1 (LGPLv2) at this time for any software where
b955672b950093ff7416d1269dd4d3b69983bd8fvboxsync * a choice of LGPL license versions is made available with the language indicating
b955672b950093ff7416d1269dd4d3b69983bd8fvboxsync * that LGPLv2 or any later version may be used, or where a choice of which version
b955672b950093ff7416d1269dd4d3b69983bd8fvboxsync * of the LGPL is applied is otherwise unspecified.
af062818b47340eef15700d2f0211576ba3506eevboxsyncstatic const char server_config_dir[] = "/.wine"; /* config dir relative to $HOME */
af062818b47340eef15700d2f0211576ba3506eevboxsyncstatic const char server_root_prefix[] = "/tmp/.wine-"; /* prefix for server root dir */
af062818b47340eef15700d2f0211576ba3506eevboxsyncstatic const char server_dir_prefix[] = "/server-"; /* prefix for server dir */
af062818b47340eef15700d2f0211576ba3506eevboxsyncstatic void fatal_error( const char *err, ... ) __attribute__((noreturn,format(printf,1,2)));
af062818b47340eef15700d2f0211576ba3506eevboxsyncstatic void fatal_perror( const char *err, ... ) __attribute__((noreturn,format(printf,1,2)));
af062818b47340eef15700d2f0211576ba3506eevboxsync/* die on a fatal error */
af062818b47340eef15700d2f0211576ba3506eevboxsync/* die on a fatal error */
af062818b47340eef15700d2f0211576ba3506eevboxsync/* malloc wrapper */
af062818b47340eef15700d2f0211576ba3506eevboxsync if (!(res = malloc( size ))) fatal_error( "virtual memory exhausted\n");
af062818b47340eef15700d2f0211576ba3506eevboxsync/* strdup wrapper */
af062818b47340eef15700d2f0211576ba3506eevboxsync/* remove all trailing slashes from a path name */
af062818b47340eef15700d2f0211576ba3506eevboxsyncstatic inline void remove_trailing_slashes( char *path )
af062818b47340eef15700d2f0211576ba3506eevboxsync while (len > 1 && path[len-1] == '/') path[--len] = 0;
af062818b47340eef15700d2f0211576ba3506eevboxsync/* build a path from the specified dir and name */
af062818b47340eef15700d2f0211576ba3506eevboxsyncstatic char *build_path( const char *dir, const char *name )
af062818b47340eef15700d2f0211576ba3506eevboxsync/* return the directory that contains the library at run-time */
af062818b47340eef15700d2f0211576ba3506eevboxsync if (dladdr( get_runtime_libdir, &info ) && info.dli_fname[0] == '/')
af062818b47340eef15700d2f0211576ba3506eevboxsync#endif /* HAVE_DLADDR */
a3133ef29cdf3656735d569fd64e54c9286effc0vboxsync/* return the directory that contains the main exe at run-time */
a3133ef29cdf3656735d569fd64e54c9286effc0vboxsyncstatic char *get_runtime_bindir( const char *argv0 )
a3133ef29cdf3656735d569fd64e54c9286effc0vboxsync if ((ret = readlink( "/proc/self/exe", bindir, size )) == -1) break;
a3133ef29cdf3656735d569fd64e54c9286effc0vboxsync if (p == bindir) p++;
a3133ef29cdf3656735d569fd64e54c9286effc0vboxsync /* relative path, make it absolute */
af062818b47340eef15700d2f0211576ba3506eevboxsync/* initialize the server directory value */
af062818b47340eef15700d2f0211576ba3506eevboxsync server_dir = xmalloc( sizeof(server_root_prefix) + 32 + sizeof(server_dir_prefix) +
af062818b47340eef15700d2f0211576ba3506eevboxsync sprintf( server_dir, "%s%u%s", server_root_prefix, uid, server_dir_prefix );
af062818b47340eef15700d2f0211576ba3506eevboxsync if (sizeof(dev) > sizeof(unsigned long) && dev > ~0UL)
af062818b47340eef15700d2f0211576ba3506eevboxsync p += sprintf( p, "%lx%08lx-", (unsigned long)((unsigned long long)dev >> 32), (unsigned long)dev );
af062818b47340eef15700d2f0211576ba3506eevboxsync if (sizeof(ino) > sizeof(unsigned long) && ino > ~0UL)
af062818b47340eef15700d2f0211576ba3506eevboxsync sprintf( p, "%lx%08lx", (unsigned long)((unsigned long long)ino >> 32), (unsigned long)ino );
af062818b47340eef15700d2f0211576ba3506eevboxsync/* retrieve the default dll dir */
af062818b47340eef15700d2f0211576ba3506eevboxsyncconst char *get_dlldir( const char **default_dlldir )
af062818b47340eef15700d2f0211576ba3506eevboxsync/* initialize all the paths values */
af062818b47340eef15700d2f0211576ba3506eevboxsync sprintf( uid_str, "%lu", (unsigned long)getuid() );
af062818b47340eef15700d2f0211576ba3506eevboxsync#else /* HAVE_GETPWUID */
af062818b47340eef15700d2f0211576ba3506eevboxsync fatal_error( "cannot determine your user name, set the USER environment variable\n" );
af062818b47340eef15700d2f0211576ba3506eevboxsync#endif /* HAVE_GETPWUID */
af062818b47340eef15700d2f0211576ba3506eevboxsync /* build config_dir */
af062818b47340eef15700d2f0211576ba3506eevboxsync fatal_error( "invalid directory %s in WINEPREFIX: not an absolute path\n", prefix );
af062818b47340eef15700d2f0211576ba3506eevboxsync if (errno == ENOENT) return; /* will be created later on */
af062818b47340eef15700d2f0211576ba3506eevboxsync fatal_perror( "cannot open %s as specified in WINEPREFIX", config_dir );
af062818b47340eef15700d2f0211576ba3506eevboxsync if (!home) fatal_error( "could not determine your home directory\n" );
af062818b47340eef15700d2f0211576ba3506eevboxsync if (home[0] != '/') fatal_error( "your home directory %s is not an absolute path\n", home );
af062818b47340eef15700d2f0211576ba3506eevboxsync config_dir = xmalloc( strlen(home) + sizeof(server_config_dir) );
af062818b47340eef15700d2f0211576ba3506eevboxsync if (errno == ENOENT) return; /* will be created later on */
af062818b47340eef15700d2f0211576ba3506eevboxsync if (!S_ISDIR(st.st_mode)) fatal_error( "%s is not a directory\n", config_dir );
af062818b47340eef15700d2f0211576ba3506eevboxsync if (st.st_uid != getuid()) fatal_error( "%s is not owned by you\n", config_dir );
a3133ef29cdf3656735d569fd64e54c9286effc0vboxsync/* check if bindir is valid by checking for wineserver */
af062818b47340eef15700d2f0211576ba3506eevboxsync/* check if basedir is a valid build dir by checking for wineserver and ntdll */
af062818b47340eef15700d2f0211576ba3506eevboxsync/* helper for running_from_build_dir */
af062818b47340eef15700d2f0211576ba3506eevboxsyncstatic inline int is_valid_build_dir( char *basedir, int baselen )
af062818b47340eef15700d2f0211576ba3506eevboxsync if (stat( basedir, &st ) == -1) return 0; /* no wineserver found */
af062818b47340eef15700d2f0211576ba3506eevboxsync /* check for ntdll too to make sure */
af062818b47340eef15700d2f0211576ba3506eevboxsync strcpy( basedir + baselen, "/dlls/ntdll/ntdll.dll.so" );
af062818b47340eef15700d2f0211576ba3506eevboxsync if (stat( basedir, &st ) == -1) return 0; /* no ntdll found */
af062818b47340eef15700d2f0211576ba3506eevboxsync/* check if we are running from the build directory */
a3133ef29cdf3656735d569fd64e54c9286effc0vboxsyncstatic char *running_from_build_dir( const char *basedir )
af062818b47340eef15700d2f0211576ba3506eevboxsync const char *p;
af062818b47340eef15700d2f0211576ba3506eevboxsync /* remove last component from basedir */
af062818b47340eef15700d2f0211576ba3506eevboxsync path = xmalloc( p - basedir + sizeof("/dlls/ntdll/ntdll.dll.so") );
af062818b47340eef15700d2f0211576ba3506eevboxsync /* remove another component */
af062818b47340eef15700d2f0211576ba3506eevboxsync if (p == basedir || !is_valid_build_dir( path, p - basedir ))
af062818b47340eef15700d2f0211576ba3506eevboxsync/* initialize the argv0 path */
a3133ef29cdf3656735d569fd64e54c9286effc0vboxsync if (!(basename = strrchr( argv0, '/' ))) basename = argv0;
a3133ef29cdf3656735d569fd64e54c9286effc0vboxsync if (!build_dir) bindir = build_path( libdir, LIB_TO_BINDIR );
a3133ef29cdf3656735d569fd64e54c9286effc0vboxsync if (libdir) dlldir = build_path( libdir, LIB_TO_DLLDIR );
a3133ef29cdf3656735d569fd64e54c9286effc0vboxsync else if (bindir) dlldir = build_path( bindir, BIN_TO_DLLDIR );
a3133ef29cdf3656735d569fd64e54c9286effc0vboxsync if (bindir) datadir = build_path( bindir, BIN_TO_DATADIR );
af062818b47340eef15700d2f0211576ba3506eevboxsync/* return the configuration directory ($WINEPREFIX or $HOME/.wine) */
af062818b47340eef15700d2f0211576ba3506eevboxsync/* retrieve the wine data dir */
af062818b47340eef15700d2f0211576ba3506eevboxsync/* retrieve the wine build dir (if we are running from there) */
af062818b47340eef15700d2f0211576ba3506eevboxsync/* return the full name of the server directory (the one containing the socket) */
af062818b47340eef15700d2f0211576ba3506eevboxsync if (errno != ENOENT) fatal_error( "cannot stat %s\n", config_dir );
af062818b47340eef15700d2f0211576ba3506eevboxsync return NULL; /* will have to try again once config_dir has been created */
af062818b47340eef15700d2f0211576ba3506eevboxsync/* return the current user name */
af062818b47340eef15700d2f0211576ba3506eevboxsync/* return the standard version string */
af062818b47340eef15700d2f0211576ba3506eevboxsync/* return the build id string */
af062818b47340eef15700d2f0211576ba3506eevboxsync extern const char wine_build[];
af062818b47340eef15700d2f0211576ba3506eevboxsync/* exec a binary using the preloader if requested; helper for wine_exec_wine_binary */
af062818b47340eef15700d2f0211576ba3506eevboxsyncstatic void preloader_exec( char **argv, int use_preloader )
af062818b47340eef15700d2f0211576ba3506eevboxsync full_name = xmalloc( p - argv[0] + sizeof(preloader) );
af062818b47340eef15700d2f0211576ba3506eevboxsync memcpy( full_name + (p - argv[0]), preloader, sizeof(preloader) );
af062818b47340eef15700d2f0211576ba3506eevboxsync /* make a copy of argv */
af062818b47340eef15700d2f0211576ba3506eevboxsync new_argv = xmalloc( (last_arg - argv + 2) * sizeof(*argv) );
af062818b47340eef15700d2f0211576ba3506eevboxsync memcpy( new_argv + 1, argv, (last_arg - argv + 1) * sizeof(*argv) );
af062818b47340eef15700d2f0211576ba3506eevboxsync/* exec a wine internal binary (either the wine loader or the wine server) */
af062818b47340eef15700d2f0211576ba3506eevboxsyncvoid wine_exec_wine_binary( const char *name, char **argv, const char *env_var )
af062818b47340eef15700d2f0211576ba3506eevboxsync /* if we are in build dir and name contains a path, try that */
af062818b47340eef15700d2f0211576ba3506eevboxsync /* first, bin directory from the current libdir or argv0 */
af062818b47340eef15700d2f0211576ba3506eevboxsync /* then specified environment variable */
af062818b47340eef15700d2f0211576ba3506eevboxsync /* now search in the Unix path */
af062818b47340eef15700d2f0211576ba3506eevboxsync argv[0] = xmalloc( strlen(path) + strlen(name) + 2 );
af062818b47340eef15700d2f0211576ba3506eevboxsync if (!*pos) break;
af062818b47340eef15700d2f0211576ba3506eevboxsync if (!(ptr = strchr( pos, ':' ))) ptr = pos + strlen(pos);
af062818b47340eef15700d2f0211576ba3506eevboxsync /* and finally try BINDIR */