git.meshlink.io Git - meshlink/blob - src/names.c

   1 /*
   2     names.c -- generate commonly used (file)names
   3     Copyright (C) 1998-2005 Ivo Timmermans
   4                   2000-2013 Guus Sliepen <guus@tinc-vpn.org>
   5
   6     This program is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     This program is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License along
  17     with this program; if not, write to the Free Software Foundation, Inc.,
  18     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19 */
  20
  21 #include "system.h"
  22
  23 #include "logger.h"
  24 #include "xalloc.h"
  25
  26 char *netname = NULL;
  27 char *confdir = NULL;           /* base configuration directory */
  28 char *confbase = NULL;          /* base configuration directory for this instance of tinc */
  29 char *identname = NULL;         /* program name for syslog */
  30 char *unixsocketname = NULL;    /* UNIX socket location */
  31 char *logfilename = NULL;       /* log file location */
  32 char *pidfilename = NULL;
  33 char *program_name = NULL;
  34
  35 /*
  36   Set all files and paths according to netname
  37 */
  38 void make_names(void) {
  39 #ifdef HAVE_MINGW
  40         HKEY key;
  41         char installdir[1024] = "";
  42         DWORD len = sizeof installdir;
  43 #endif
  44
  45         if(netname && confbase)
  46                 logger(DEBUG_ALWAYS, LOG_INFO, "Both netname and configuration directory given, using the latter...");
  47
  48         if(netname)
  49                 xasprintf(&identname, "tinc.%s", netname);
  50         else
  51                 identname = xstrdup("tinc");
  52
  53 #ifdef HAVE_MINGW
  54         if(!RegOpenKeyEx(HKEY_LOCAL_MACHINE, "SOFTWARE\\tinc", 0, KEY_READ, &key)) {
  55                 if(!RegQueryValueEx(key, NULL, 0, 0, (LPBYTE)installdir, &len)) {
  56                         confdir = xstrdup(installdir);
  57                         if(!logfilename)
  58                                 xasprintf(&logfilename, "%s" SLASH "log" SLASH "%s.log", installdir, identname);
  59                         if(!confbase) {
  60                                 if(netname)
  61                                         xasprintf(&confbase, "%s" SLASH "%s", installdir, netname);
  62                                 else
  63                                         xasprintf(&confbase, "%s", installdir);
  64                         }
  65                         if(!pidfilename)
  66                                 xasprintf(&pidfilename, "%s" SLASH "pid", confbase);
  67                 }
  68                 RegCloseKey(key);
  69         }
  70 #endif
  71         if(!confdir)
  72                 confdir = xstrdup(CONFDIR SLASH "tinc");
  73
  74         if(!logfilename)
  75                 xasprintf(&logfilename, LOCALSTATEDIR SLASH "log" SLASH "%s.log", identname);
  76
  77         if(!pidfilename)
  78                 xasprintf(&pidfilename, LOCALSTATEDIR SLASH "run" SLASH "%s.pid", identname);
  79
  80         if(!unixsocketname) {
  81                 int len = strlen(pidfilename);
  82                 unixsocketname = xmalloc(len + 8);
  83                 strcpy(unixsocketname, pidfilename);
  84                 if(len > 4 && !strcmp(pidfilename + len - 4, ".pid"))
  85                         strcpy(unixsocketname + len - 4, ".socket");
  86                 else
  87                         strcpy(unixsocketname + len, ".socket");
  88         }
  89
  90         if(!confbase) {
  91                 if(netname)
  92                         xasprintf(&confbase, CONFDIR SLASH "tinc" SLASH "%s", netname);
  93                 else
  94                         xasprintf(&confbase, CONFDIR SLASH "tinc");
  95         }
  96 }
  97
  98 void free_names(void) {
  99         free(identname);
 100         free(netname);
 101         free(unixsocketname);
 102         free(pidfilename);
 103         free(logfilename);
 104         free(confbase);
 105         free(confdir);
 106 }