jack_proxy.h

   1 /* -*- Mode: C ; c-basic-offset: 2 -*- */
   2 /*
   3  * LADI Session Handler (ladish)
   4  *
   5  * Copyright (C) 2009 Nedko Arnaudov <nedko@arnaudov.name>
   6  *
   7  **************************************************************************
   8  * This file contains interface to the helper functionality for accessing
   9  * JACK through D-Bus
  10  **************************************************************************
  11  *
  12  * LADI Session Handler is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU General Public License as published by
  14  * the Free Software Foundation; either version 2 of the License, or
  15  * (at your option) any later version.
  16  *
  17  * LADI Session Handler is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with LADI Session Handler. If not, see <http://www.gnu.org/licenses/>
  24  * or write to the Free Software Foundation, Inc.,
  25  * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  26  */
  27
  28 #ifndef JACK_PROXY_H__88702EEC_4B82_407F_A664_AD70C1E14D02__INCLUDED
  29 #define JACK_PROXY_H__88702EEC_4B82_407F_A664_AD70C1E14D02__INCLUDED
  30
  31 #include "common.h"
  32
  33 struct jack_parameter_variant
  34 {
  35   enum
  36   {
  37     jack_byte,
  38     jack_boolean,
  39     jack_int16,
  40     jack_uint16,
  41     jack_int32,
  42     jack_uint32,
  43     jack_int64,
  44     jack_uint64,
  45     jack_doubl,
  46     jack_string,
  47   } type;
  48
  49   union
  50   {
  51     unsigned char byte;
  52     bool boolean;
  53     int16_t int16;
  54     uint16_t uint16;
  55     int32_t int32;
  56     uint32_t uint32;
  57     int64_t int64;
  58     uint64_t uint64;
  59     double doubl;
  60     char *string;
  61   } value;
  62 };
  63
  64 typedef
  65 void
  66 (* jack_proxy_callback_server_started)(
  67   void);
  68
  69 typedef
  70 void
  71 (* jack_proxy_callback_server_stopped)(
  72   void);
  73
  74 typedef
  75 void
  76 (* jack_proxy_callback_server_appeared)(
  77   void);
  78
  79 typedef
  80 void
  81 (* jack_proxy_callback_server_disappeared)(
  82   void);
  83
  84 bool
  85 jack_proxy_init(
  86   jack_proxy_callback_server_started server_started,
  87   jack_proxy_callback_server_stopped server_stopped,
  88   jack_proxy_callback_server_appeared server_appeared,
  89   jack_proxy_callback_server_disappeared server_disappeared);
  90
  91 void
  92 jack_proxy_uninit(
  93   void);
  94
  95 bool
  96 jack_proxy_is_started(
  97   bool * started_ptr);
  98
  99 bool jack_proxy_start_server(void);
 100 bool jack_proxy_stop_server(void);
 101
 102 bool jack_proxy_is_realtime(bool * realtime_ptr);
 103 bool jack_proxy_sample_rate(uint32_t * sample_rate_ptr);
 104 bool jack_proxy_get_xruns(uint32_t * xruns_ptr);
 105 bool jack_proxy_get_dsp_load(double * dsp_load_ptr);
 106 bool jack_proxy_get_buffer_size(uint32_t * size_ptr);
 107 bool jack_proxy_set_buffer_size(uint32_t size);
 108 bool jack_proxy_reset_xruns(void);
 109
 110 bool
 111 jack_proxy_get_client_pid(
 112   uint64_t client_id,
 113   pid_t * pid_ptr);
 114
 115 bool
 116 jack_proxy_connect_ports(
 117   uint64_t port1_id,
 118   uint64_t port2_id);
 119
 120 bool
 121 jack_proxy_read_conf_container(
 122   const char * address,
 123   void * callback_context,
 124   bool (* callback)(void * context, bool leaf, const char * address, char * child));
 125
 126 bool
 127 jack_proxy_get_parameter_value(
 128   const char * address,
 129   bool * is_set_ptr,
 130   struct jack_parameter_variant * parameter_ptr);
 131
 132 bool
 133 jack_proxy_set_parameter_value(
 134   const char * address,
 135   const struct jack_parameter_variant * parameter_ptr);
 136
 137 bool
 138 jack_proxy_reset_parameter_value(
 139   const char * address);
 140
 141 bool jack_reset_all_params(void);
 142
 143 #endif /* #ifndef JACK_PROXY_H__88702EEC_4B82_407F_A664_AD70C1E14D02__INCLUDED */