src/utils/pax11publish.c

   1 /* $Id$ */
   2
   3 /***
   4   This file is part of PulseAudio.
   5
   6   Copyright 2004-2006 Lennart Poettering
   7
   8   PulseAudio is free software; you can redistribute it and/or modify
   9   it under the terms of the GNU Lesser General Public License as published
  10   by the Free Software Foundation; either version 2 of the License,
  11   or (at your option) any later version.
  12
  13   PulseAudio is distributed in the hope that it will be useful, but
  14   WITHOUT ANY WARRANTY; without even the implied warranty of
  15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  16   General Public License for more details.
  17
  18   You should have received a copy of the GNU Lesser General Public License
  19   along with PulseAudio; if not, write to the Free Software
  20   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  21   USA.
  22 ***/
  23
  24 #ifdef HAVE_CONFIG_H
  25 #include <config.h>
  26 #endif
  27
  28 #include <stdio.h>
  29 #include <getopt.h>
  30 #include <string.h>
  31 #include <assert.h>
  32
  33 #include <X11/Xlib.h>
  34 #include <X11/Xatom.h>
  35
  36 #include <pulse/util.h>
  37
  38 #include <pulsecore/core-util.h>
  39 #include <pulsecore/log.h>
  40 #include <pulsecore/authkey.h>
  41 #include <pulsecore/native-common.h>
  42 #include <pulsecore/x11prop.h>
  43
  44 #include "../pulse/client-conf.h"
  45
  46 int main(int argc, char *argv[]) {
  47     const char *dname = NULL, *sink = NULL, *source = NULL, *server = NULL, *cookie_file = PA_NATIVE_COOKIE_FILE;
  48     int c, ret = 1;
  49     Display *d = NULL;
  50     enum { DUMP, EXPORT, IMPORT, REMOVE } mode = DUMP;
  51
  52     while ((c = getopt(argc, argv, "deiD:S:O:I:c:hr")) != -1) {
  53         switch (c) {
  54             case 'D' :
  55                 dname = optarg;
  56                 break;
  57             case 'h':
  58                 printf("%s [-D display] [-S server] [-O sink] [-I source] [-c file]  [-d|-e|-i|-r]\n\n"
  59                        " -d    Show current PulseAudio data attached to X11 display (default)\n"
  60                        " -e    Export local PulseAudio data to X11 display\n"
  61                        " -i    Import PulseAudio data from X11 display to local environment variables and cookie file.\n"
  62                        " -r    Remove PulseAudio data from X11 display\n",
  63                        pa_path_get_filename(argv[0]));
  64                 ret = 0;
  65                 goto finish;
  66             case 'd':
  67                 mode = DUMP;
  68                 break;
  69             case 'e':
  70                 mode = EXPORT;
  71                 break;
  72             case 'i':
  73                 mode = IMPORT;
  74                 break;
  75             case 'r':
  76                 mode = REMOVE;
  77                 break;
  78             case 'c':
  79                 cookie_file = optarg;
  80                 break;
  81             case 'I':
  82                 source = optarg;
  83                 break;
  84             case 'O':
  85                 sink = optarg;
  86                 break;
  87             case 'S':
  88                 server = optarg;
  89                 break;
  90             default:
  91                 fprintf(stderr, "Failed to parse command line.\n");
  92                 goto finish;
  93         }
  94     }
  95
  96     if (!(d = XOpenDisplay(dname))) {
  97         pa_log("XOpenDisplay() failed");
  98         goto finish;
  99     }
 100
 101     switch (mode) {
 102         case DUMP: {
 103             char t[1024];
 104             if (pa_x11_get_prop(d, "PULSE_SERVER", t, sizeof(t)))
 105                 printf("Server: %s\n", t);
 106             if (pa_x11_get_prop(d, "PULSE_SOURCE", t, sizeof(t)))
 107                 printf("Source: %s\n", t);
 108             if (pa_x11_get_prop(d, "PULSE_SINK", t, sizeof(t)))
 109                 printf("Sink: %s\n", t);
 110             if (pa_x11_get_prop(d, "PULSE_COOKIE", t, sizeof(t)))
 111                 printf("Cookie: %s\n", t);
 112
 113             break;
 114         }
 115
 116         case IMPORT: {
 117             char t[1024];
 118             if (pa_x11_get_prop(d, "PULSE_SERVER", t, sizeof(t)))
 119                 printf("PULSE_SERVER='%s'\nexport PULSE_SERVER\n", t);
 120             if (pa_x11_get_prop(d, "PULSE_SOURCE", t, sizeof(t)))
 121                 printf("PULSE_SOURCE='%s'\nexport PULSE_SOURCE\n", t);
 122             if (pa_x11_get_prop(d, "PULSE_SINK", t, sizeof(t)))
 123                 printf("PULSE_SINK='%s'\nexport PULSE_SINK\n", t);
 124
 125             if (pa_x11_get_prop(d, "PULSE_COOKIE", t, sizeof(t))) {
 126                 uint8_t cookie[PA_NATIVE_COOKIE_LENGTH];
 127                 size_t l;
 128                 if ((l = pa_parsehex(t, cookie, sizeof(cookie))) != sizeof(cookie)) {
 129                     fprintf(stderr, "Failed to parse cookie data\n");
 130                     goto finish;
 131                 }
 132
 133                 if (pa_authkey_save(cookie_file, cookie, l) < 0) {
 134                     fprintf(stderr, "Failed to save cookie data\n");
 135                     goto finish;
 136                 }
 137             }
 138
 139             break;
 140         }
 141
 142         case EXPORT: {
 143             pa_client_conf *conf = pa_client_conf_new();
 144             uint8_t cookie[PA_NATIVE_COOKIE_LENGTH];
 145             char hx[PA_NATIVE_COOKIE_LENGTH*2+1];
 146             assert(conf);
 147
 148             if (pa_client_conf_load(conf, NULL) < 0) {
 149                 fprintf(stderr, "Failed to load client configuration file.\n");
 150                 goto finish;
 151             }
 152
 153             if (pa_client_conf_env(conf) < 0) {
 154                 fprintf(stderr, "Failed to read environment configuration data.\n");
 155                 goto finish;
 156             }
 157
 158             pa_x11_del_prop(d, "PULSE_SERVER");
 159             pa_x11_del_prop(d, "PULSE_SINK");
 160             pa_x11_del_prop(d, "PULSE_SOURCE");
 161             pa_x11_del_prop(d, "PULSE_ID");
 162             pa_x11_del_prop(d, "PULSE_COOKIE");
 163
 164             if (server)
 165                 pa_x11_set_prop(d, "PULSE_SERVER", server);
 166             else if (conf->default_server)
 167                 pa_x11_set_prop(d, "PULSE_SERVER", conf->default_server);
 168             else {
 169                 char hn[256];
 170                 if (!pa_get_fqdn(hn, sizeof(hn))) {
 171                     fprintf(stderr, "Failed to get FQDN.\n");
 172                     goto finish;
 173                 }
 174
 175                 pa_x11_set_prop(d, "PULSE_SERVER", hn);
 176             }
 177
 178             if (sink)
 179                 pa_x11_set_prop(d, "PULSE_SINK", sink);
 180             else if (conf->default_sink)
 181                 pa_x11_set_prop(d, "PULSE_SINK", conf->default_sink);
 182
 183             if (source)
 184                 pa_x11_set_prop(d, "PULSE_SOURCE", source);
 185             if (conf->default_source)
 186                 pa_x11_set_prop(d, "PULSE_SOURCE", conf->default_source);
 187
 188             pa_client_conf_free(conf);
 189
 190             if (pa_authkey_load_auto(cookie_file, cookie, sizeof(cookie)) < 0) {
 191                 fprintf(stderr, "Failed to load cookie data\n");
 192                 goto finish;
 193             }
 194
 195             pa_x11_set_prop(d, "PULSE_COOKIE", pa_hexstr(cookie, sizeof(cookie), hx, sizeof(hx)));
 196             break;
 197         }
 198
 199         case REMOVE:
 200             pa_x11_del_prop(d, "PULSE_SERVER");
 201             pa_x11_del_prop(d, "PULSE_SINK");
 202             pa_x11_del_prop(d, "PULSE_SOURCE");
 203             pa_x11_del_prop(d, "PULSE_ID");
 204             pa_x11_del_prop(d, "PULSE_COOKIE");
 205             break;
 206
 207         default:
 208             fprintf(stderr, "No yet implemented.\n");
 209             goto finish;
 210     }
 211
 212     ret = 0;
 213
 214 finish:
 215
 216     if (d) {
 217         XSync(d, False);
 218         XCloseDisplay(d);
 219     }
 220
 221     return ret;
 222 }