--- liblscp/trunk/examples/example_server.c 2004/07/06 14:06:17 177 +++ liblscp/trunk/examples/example_server.c 2005/05/22 22:02:00 564 @@ -1,7 +1,7 @@ // example_server.c // /**************************************************************************** - Copyright (C) 2004, rncbc aka Rui Nuno Capela. All rights reserved. + Copyright (C) 2004-2005, rncbc aka Rui Nuno Capela. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License @@ -70,6 +70,7 @@ pszResult = "ENGINE_NAME: DummyEngine\r\n" "INSTRUMENT_FILE: DummyInstrument.gig\r\n" "INSTRUMENT_NR: 0\r\n" + "INSTRUMENT_NAME: Dummy Instrument\r\n" "INSTRUMENT_STATUS: 100\r\n" "AUDIO_OUTPUT_DEVICE: 0\r\n" "AUDIO_OUTPUT_CHANNELS: 2\r\n" @@ -114,14 +115,14 @@ pszResult = szTemp; } else if (lscp_parser_test(&tok, "AVAILABLE_AUDIO_OUTPUT_DRIVERS")) { - // Getting all available audio output drivers. + // Getting all available audio output driver count. // GET AVAILABLE_AUDIO_OUTPUT_DRIVERS - pszResult = "Alsa,Jack,CoreAudio\r\n"; + pszResult = "2\r\n"; } else if (lscp_parser_test(&tok, "AVAILABLE_MIDI_INPUT_DRIVERS")) { - // Getting all available MIDI input drivers. + // Getting all available MIDI input driver count. // GET AVAILABLE_MIDI_INPUT_DRIVERS - pszResult = "Alsa,MidiShare,CoreMidi\r\n"; + pszResult = "1\r\n"; } else if (lscp_parser_test2(&tok, "AUDIO_OUTPUT_DRIVER", "INFO")) { // Getting informations about a specific audio output driver. @@ -129,7 +130,7 @@ if (lscp_parser_test(&tok, "Alsa")) { pszResult = "DESCRIPTION: 'ALSA PCM'\r\n" "VERSION: '1.0'\r\n" - "PARAMETERS: channels,samplerate,active,card\r\n"; + "PARAMETERS: channels,samplerate,active\r\n"; } else if (lscp_parser_test(&tok, "Jack")) { pszResult = "DESCRIPTION: JACK Audio Connection Kit\r\n" @@ -151,46 +152,99 @@ else if (lscp_parser_test2(&tok, "AUDIO_OUTPUT_DRIVER_PARAMETER", "INFO")) { // Getting informations about a specific audio output driver parameter. // GET AUDIO_OUTPUT_DRIVER_PARAMETER INFO - if (lscp_parser_test2(&tok, "Alsa", "active")) { - pszResult = "DESCRIPTION: 'ALSA PCM device active state'\r\n" - "TYPE: BOOL\r\n" - "MANDATORY: TRUE\r\n" - "FIX: TRUE\r\n" - "MULTIPLICITY: FALSE\r\n" - "DEPENDS: channels,samplerate,card\r\n" - "DEFAULT: TRUE\r\n" - "RANGE_MIN: FALSE\r\n" - "RANGE_MIN: TRUE\r\n" - "POSSIBILITIES: FALSE,TRUE\r\n"; - } - else if (lscp_parser_test2(&tok, "Jack", "active")) { - pszResult = "DESCRIPTION: 'JACK device active state'\r\n" - "TYPE: BOOL\r\n" - "MANDATORY: TRUE\r\n" - "FIX: TRUE\r\n" - "MULTIPLICITY: FALSE\r\n" - "DEPENDS: channels,samplerate\r\n" - "DEFAULT: TRUE\r\n" - "RANGE_MIN: FALSE\r\n" - "RANGE_MIN: TRUE\r\n" - "POSSIBILITIES: FALSE,TRUE\r\n"; + if (lscp_parser_test(&tok, "Alsa")) { + if (lscp_parser_test(&tok, "active")) { + pszResult = "DESCRIPTION: 'ALSA PCM active state'\r\n" + "TYPE: BOOL\r\n" + "MANDATORY: TRUE\r\n" + "FIX: TRUE\r\n" + "MULTIPLICITY: FALSE\r\n" + "DEPENDS: channels,samplerate,card\r\n" + "DEFAULT: TRUE\r\n" + "RANGE_MIN: FALSE\r\n" + "RANGE_MAX: TRUE\r\n" + "POSSIBILITIES: FALSE,TRUE\r\n"; + } + else if (lscp_parser_test(&tok, "channels")) { + pszResult = "DESCRIPTION: 'Number of ALSA PCM channels'\r\n" + "TYPE: INT\r\n" + "MANDATORY: TRUE\r\n" + "FIX: TRUE\r\n" + "MULTIPLICITY: FALSE\r\n" + "DEFAULT: 2\r\n"; + } + else if (lscp_parser_test(&tok, "samplerate")) { + pszResult = "DESCRIPTION: 'ALSA PCM sample rate'\r\n" + "TYPE: INT\r\n" + "MANDATORY: TRUE\r\n" + "FIX: TRUE\r\n" + "MULTIPLICITY: TRUE\r\n" + "DEFAULT: 44100\r\n" + "POSSIBILITIES: 44100,48000,96000\r\n"; + } + else ret = LSCP_FAILED; + } + else if (lscp_parser_test(&tok, "Jack")) { + if (lscp_parser_test(&tok, "active")) { + pszResult = "DESCRIPTION: 'JACK active state'\r\n" + "TYPE: BOOL\r\n" + "MANDATORY: TRUE\r\n" + "FIX: TRUE\r\n" + "MULTIPLICITY: FALSE\r\n" + "DEPENDS: channels,samplerate\r\n" + "DEFAULT: TRUE\r\n" + "RANGE_MIN: FALSE\r\n" + "RANGE_MAX: TRUE\r\n" + "POSSIBILITIES: FALSE,TRUE\r\n"; + } + else if (lscp_parser_test(&tok, "channels")) { + pszResult = "DESCRIPTION: 'Number of JACK audio channels'\r\n" + "TYPE: INT\r\n" + "MANDATORY: TRUE\r\n" + "FIX: TRUE\r\n" + "MULTIPLICITY: FALSE\r\n" + "DEFAULT: 2\r\n"; + } + else if (lscp_parser_test(&tok, "samplerate")) { + pszResult = "DESCRIPTION: 'JACK sample rate'\r\n" + "TYPE: INT\r\n" + "MANDATORY: TRUE\r\n" + "FIX: TRUE\r\n" + "MULTIPLICITY: TRUE\r\n" + "DEFAULT: 44100\r\n" + "POSSIBILITIES: 44100,48000,96000\r\n"; + } + else ret = LSCP_FAILED; } else ret = LSCP_FAILED; } else if (lscp_parser_test2(&tok, "MIDI_INPUT_DRIVER_PARAMETER", "INFO")) { // Getting informations about a specific MIDI input driver parameter. // GET MIDI_INPUT_DRIVER_PARAMETER INFO - if (lscp_parser_test2(&tok, "Alsa", "active")) { - pszResult = "DESCRIPTION: 'ALSA Sequencer device active state'\r\n" - "TYPE: BOOL\r\n" - "MANDATORY: TRUE\r\n" - "FIX: TRUE\r\n" - "MULTIPLICITY: FALSE\r\n" - "DEPENDS: channels,ports\r\n" - "DEFAULT: TRUE\r\n" - "RANGE_MIN: FALSE\r\n" - "RANGE_MIN: TRUE\r\n" - "POSSIBILITIES: FALSE,TRUE\r\n"; + if (lscp_parser_test(&tok, "Alsa")) { + if (lscp_parser_test(&tok, "active")) { + pszResult = "DESCRIPTION: 'ALSA Sequencer device active state'\r\n" + "TYPE: BOOL\r\n" + "MANDATORY: TRUE\r\n" + "FIX: TRUE\r\n" + "MULTIPLICITY: FALSE\r\n" + "DEPENDS: channels,ports\r\n" + "DEFAULT: TRUE\r\n" + "RANGE_MIN: FALSE\r\n" + "RANGE_MAX: TRUE\r\n" + "POSSIBILITIES: FALSE,TRUE\r\n"; + } + else if (lscp_parser_test(&tok, "ports")) { + pszResult = "DESCRIPTION: 'Number of ALSA Sequencer ports'\r\n" + "TYPE: INT\r\n" + "MANDATORY: FALSE\r\n" + "FIX: FALSE\r\n" + "MULTIPLICITY: FALSE\r\n" + "DEFAULT: 1\r\n" + "RANGE_MIN: 1\r\n" + "RANGE_MAX: 4\r\n"; + } + else ret = LSCP_FAILED; } else ret = LSCP_FAILED; } @@ -216,10 +270,91 @@ } else ret = LSCP_FAILED; } + else if (lscp_parser_test2(&tok, "AUDIO_OUTPUT_CHANNEL", "INFO")) { + // Getting informations about an audio channel. + // GET AUDIO_OUTPUT_CHANNEL INFO + if (lscp_parser_nextint(&tok) < iAudioDevice) { + pszResult = "name: DummyMonitor\r\n" + "is_mix_channel: FALSE\r\n" + "mix_channel_destination: 0\r\n"; + } + else ret = LSCP_FAILED; + } + else if (lscp_parser_test2(&tok, "MIDI_INPUT_PORT", "INFO")) { + // Getting informations about a MIDI port. + // GET MIDI_INPUT_PORT INFO + if (lscp_parser_nextint(&tok) < iMidiDevice) { + pszResult = "name: DummyKeyboard\r\n" + "alsa_seq_bindings: '64:0'\r\n"; + } + else ret = LSCP_FAILED; + } + else if (lscp_parser_test2(&tok, "AUDIO_OUTPUT_CHANNEL_PARAMETER", "INFO")) { + // Getting informations about specific audio channel parameter. + // GET AUDIO_OUTPUT_CHANNEL_PARAMETER INFO + if (lscp_parser_nextint(&tok) < iAudioDevice) { + lscp_parser_nextint(&tok); + if (lscp_parser_test(&tok, "is_mix_channel")) { + pszResult = "DESCRIPTION: 'Whether this is an audio mix channel'\r\n" + "TYPE: BOOL\r\n" + "MANDATORY: TRUE\r\n" + "FIX: FALSE\r\n" + "MULTIPLICITY: FALSE\r\n" + "POSSIBILITIES: FALSE,TRUE\r\n"; + } + else if (lscp_parser_test(&tok, "mix_channel_destination")) { + pszResult = "DESCRIPTION: 'Audio mix channel destination'\r\n" + "TYPE: INT\r\n" + "MANDATORY: TRUE\r\n" + "FIX: FALSE\r\n" + "MULTIPLICITY: TRUE\r\n" + "POSSIBILITIES: 0,1\r\n"; + } + else ret = LSCP_FAILED; + } + else ret = LSCP_FAILED; + } + else if (lscp_parser_test2(&tok, "MIDI_INPUT_PORT_PARAMETER", "INFO")) { + // Getting informations about specific MIDI port parameter. + // GET MIDI_INPUT_PORT_PARAMETER INFO + if (lscp_parser_nextint(&tok) < iMidiDevice) { + lscp_parser_nextint(&tok); + if (lscp_parser_test(&tok, "alsa_seq_bindings")) { + pszResult = "DESCRIPTION: 'Alsa sequencer port bindings'\r\n" + "TYPE: STRING\r\n" + "MANDATORY: TRUE\r\n" + "FIX: FALSE\r\n" + "MULTIPLICITY: TRUE\r\n" + "POSSIBILITIES: '64:0','68:0','68:1'\r\n"; + } + else ret = LSCP_FAILED; + } + else ret = LSCP_FAILED; + } + else if (lscp_parser_test(&tok, "AUDIO_OUTPUT_DEVICES")) { + // Getting all created audio output device count. + // GET AUDIO_OUTPUT_DEVICES + sprintf(szTemp, "%d\r\n", iAudioDevice); + pszResult = szTemp; + } + else if (lscp_parser_test(&tok, "MIDI_INPUT_DEVICES")) { + // Getting all created MID input device count. + // GET MIDI_INPUT_DEVICES + sprintf(szTemp, "%d\r\n", iMidiDevice); + pszResult = szTemp; + } else if (lscp_parser_test(&tok, "AVAILABLE_ENGINES")) { - // Getting all available engines: + // Getting all available engine count: // GET AVAILABLE_ENGINES - pszResult = "GigEngine,DLSEngine,AkaiEngine\r\n"; + pszResult = "3\r\n"; + } + else if (lscp_parser_test2(&tok, "SERVER", "INFO")) { + // Getting information about the server. + // GET SERVER INFO + sprintf(szTemp, "DESCRIPTION: example_server (%s) %s\r\n" + "VERSION: %s\r\n", lscp_server_package(), + lscp_server_build(), lscp_server_version()); + pszResult = szTemp; } else if (lscp_parser_test2(&tok, "ENGINE", "INFO")) { // Getting information about an engine. @@ -243,7 +378,7 @@ else if (lscp_parser_test(&tok, "LIST")) { if (lscp_parser_test(&tok, "CHANNELS")) { // Getting all created sampler channel list. - // GET CHANNELS + // LIST CHANNELS if (iSamplerChannel > 0) { strcpy(szTemp, "0"); for (i = 1; i < iSamplerChannel && strlen(szTemp) < sizeof(szTemp) - 8; i++) @@ -253,9 +388,24 @@ } else ret = LSCP_FAILED; } + else if (lscp_parser_test(&tok, "AVAILABLE_ENGINES")) { + // Getting all available engines: + // LIST AVAILABLE_ENGINES + pszResult = "GigEngine,DLSEngine,AkaiEngine\r\n"; + } + else if (lscp_parser_test(&tok, "AVAILABLE_AUDIO_OUTPUT_DRIVERS")) { + // Getting all available audio output drivers. + // LIST AVAILABLE_AUDIO_OUTPUT_DRIVERS + pszResult = "ALSA,JACK\r\n"; + } + else if (lscp_parser_test(&tok, "AVAILABLE_MIDI_INPUT_DRIVERS")) { + // Getting all available MIDI input drivers. + // LIST AVAILABLE_MIDI_INPUT_DRIVERS + pszResult = "ALSA\r\n"; + } else if (lscp_parser_test(&tok, "AUDIO_OUTPUT_DEVICES")) { // Getting all created audio output device list. - // GET AUDIO_OUTPUT_DEVICES + // LIST AUDIO_OUTPUT_DEVICES if (iAudioDevice > 0) { strcpy(szTemp, "0"); for (i = 1; i < iAudioDevice && strlen(szTemp) < sizeof(szTemp) - 8; i++) @@ -267,7 +417,7 @@ } else if (lscp_parser_test(&tok, "MIDI_INPUT_DEVICES")) { // Getting all created MID input device list. - // GET MIDI_INPUT_DEVICES + // LIST MIDI_INPUT_DEVICES if (iMidiDevice > 0) { strcpy(szTemp, "0"); for (i = 1; i < iMidiDevice && strlen(szTemp) < sizeof(szTemp) - 8; i++) @@ -331,33 +481,58 @@ else if (lscp_parser_test2(&tok, "ADD", "CHANNEL")) { // Adding a new sampler channel: // ADD CHANNEL - sprintf(szTemp, "OK[%d]", iSamplerChannel++); - pszResult = szTemp; + if (iSamplerChannel < 16) { + sprintf(szTemp, "OK[%d]", iSamplerChannel++); + pszResult = szTemp; + } else { + iSamplerChannel = 0; + ret = LSCP_FAILED; + } } else if (lscp_parser_test2(&tok, "REMOVE", "CHANNEL")) { // Removing a sampler channel: // REMOVE CHANNEL - if (lscp_parser_nextint(&tok) > iSamplerChannel) + if (lscp_parser_nextint(&tok) < iSamplerChannel) + iSamplerChannel--; + else ret = LSCP_FAILED; } - else if (lscp_parser_test2(&tok, "RESET", "CHANNEL")) { - // Resetting a sampler channel: - // RESET CHANNEL - if (lscp_parser_nextint(&tok) > iSamplerChannel) - ret = LSCP_FAILED; + else if (lscp_parser_test(&tok, "RESET")) { + if (lscp_parser_test(&tok, "CHANNEL")) { + // Resetting a sampler channel: + // RESET CHANNEL + if (lscp_parser_nextint(&tok) > iSamplerChannel) + ret = LSCP_FAILED; + } else { + // Reset sampler: + // RESET + iSamplerChannel = 0; + iAudioDevice = 0; + iMidiDevice = 0; + } } else if (lscp_parser_test(&tok, "CREATE")) { if (lscp_parser_test(&tok, "AUDIO_OUTPUT_DEVICE")) { // Creating an audio output device. // CREATE AUDIO_OUTPUT_DEVICE [] - sprintf(szTemp, "OK[%d]", iAudioDevice++); - pszResult = szTemp; + if (iAudioDevice < 8) { + sprintf(szTemp, "OK[%d]", iAudioDevice++); + pszResult = szTemp; + } else { + iAudioDevice = 0; + ret = LSCP_FAILED; + } } else if (lscp_parser_test(&tok, "MIDI_INPUT_DEVICE")) { // Creating an MIDI input device. // CREATE MIDI_INPUT_DEVICE [] - sprintf(szTemp, "OK[%d]", iMidiDevice++); - pszResult = szTemp; + if (iMidiDevice < 8) { + sprintf(szTemp, "OK[%d]", iMidiDevice++); + pszResult = szTemp; + } else { + iMidiDevice = 0; + ret = LSCP_FAILED; + } } else ret = LSCP_FAILED; } @@ -365,13 +540,17 @@ if (lscp_parser_test(&tok, "AUDIO_OUTPUT_DEVICE")) { // Destroying an audio output device. // DESTROY AUDIO_OUTPUT_DEVICE - if (lscp_parser_nextint(&tok) > iAudioDevice) + if (lscp_parser_nextint(&tok) < iAudioDevice) + iAudioDevice--; + else ret = LSCP_FAILED; } else if (lscp_parser_test(&tok, "MIDI_INPUT_DEVICE")) { // Destroying an MIDI intput device. // DESTROY MIDI_INPUT_DEVICE - if (lscp_parser_nextint(&tok) > iMidiDevice) + if (lscp_parser_nextint(&tok) < iMidiDevice) + iMidiDevice--; + else ret = LSCP_FAILED; } else ret = LSCP_FAILED; @@ -406,6 +585,7 @@ //////////////////////////////////////////////////////////////////////// + void server_usage (void) { printf("\n %s %s (Build: %s)\n", lscp_server_package(), lscp_server_version(), lscp_server_build());