code.delx.au - pulseaudio/blob - src/pulsecore/pstream-util.c

   1 /* $Id$ */
   2
   3 /***
   4   This file is part of PulseAudio.
   5
   6   PulseAudio is free software; you can redistribute it and/or modify
   7   it under the terms of the GNU Lesser General Public License as
   8   published by the Free Software Foundation; either version 2.1 of the
   9   License, or (at your option) any later version.
  10
  11   PulseAudio is distributed in the hope that it will be useful, but
  12   WITHOUT ANY WARRANTY; without even the implied warranty of
  13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14   Lesser General Public License for more details.
  15
  16   You should have received a copy of the GNU Lesser General Public
  17   License along with PulseAudio; if not, write to the Free Software
  18   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  19   USA.
  20 ***/
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <assert.h>
  27
  28 #include <pulsecore/native-common.h>
  29
  30 #include "pstream-util.h"
  31
  32 void pa_pstream_send_tagstruct_with_creds(pa_pstream *p, pa_tagstruct *t, const struct ucred *creds) {
  33     size_t length;
  34     uint8_t *data;
  35     pa_packet *packet;
  36     assert(p);
  37     assert(t);
  38
  39     data = pa_tagstruct_free_data(t, &length);
  40     assert(data && length);
  41     packet = pa_packet_new_dynamic(data, length);
  42     assert(packet);
  43     pa_pstream_send_packet(p, packet, creds);
  44     pa_packet_unref(packet);
  45 }
  46
  47 void pa_pstream_send_error(pa_pstream *p, uint32_t tag, uint32_t error) {
  48     pa_tagstruct *t = pa_tagstruct_new(NULL, 0);
  49     assert(t);
  50     pa_tagstruct_putu32(t, PA_COMMAND_ERROR);
  51     pa_tagstruct_putu32(t, tag);
  52     pa_tagstruct_putu32(t, error);
  53     pa_pstream_send_tagstruct(p, t);
  54 }
  55
  56 void pa_pstream_send_simple_ack(pa_pstream *p, uint32_t tag) {
  57     pa_tagstruct *t = pa_tagstruct_new(NULL, 0);
  58     assert(t);
  59     pa_tagstruct_putu32(t, PA_COMMAND_REPLY);
  60     pa_tagstruct_putu32(t, tag);
  61     pa_pstream_send_tagstruct(p, t);
  62 }