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* * |
* * |
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* LinuxSampler - modular, streaming capable sampler * |
* LinuxSampler - modular, streaming capable sampler * |
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* * |
* * |
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* Copyright (C) 2003 by Benno Senoner and Christian Schoenebeck * |
* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
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* * |
* * |
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* This program is free software; you can redistribute it and/or modify * |
* This program is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
* it under the terms of the GNU General Public License as published by * |
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#include "lscpparser.h" |
#include "lscpparser.h" |
26 |
#include "lscpserver.h" |
#include "lscpserver.h" |
27 |
|
#include "lscpevent.h" |
28 |
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|
29 |
// as we need an reentrant scanner, we have to pass the pointer to the scanner with each yylex() call |
// as we need an reentrant scanner, we have to pass the pointer to the scanner with each yylex() call |
30 |
#define YYLEX_PARAM ((yyparse_param_t*) yyparse_param)->pScanner |
#define YYLEX_PARAM ((yyparse_param_t*) yyparse_param)->pScanner |
53 |
%token <Char> CHAR |
%token <Char> CHAR |
54 |
%token <Dotnum> DOTNUM |
%token <Dotnum> DOTNUM |
55 |
%token <Number> NUMBER |
%token <Number> NUMBER |
56 |
%token SP LF CR |
%token <String> STRINGVAL |
57 |
%token ADD GET LOAD REMOVE SET SUBSCRIBE UNSUBSCRIBE RESET QUIT |
%token SP LF CR HASH EQ |
58 |
|
%token ADD GET CREATE DESTROY LIST LOAD NON_MODAL REMOVE SET SUBSCRIBE UNSUBSCRIBE RESET QUIT |
59 |
%token CHANNEL NOTIFICATION |
%token CHANNEL NOTIFICATION |
60 |
%token AVAILABLE_ENGINES CHANNELS INFO BUFFER_FILL STREAM_COUNT VOICE_COUNT |
%token AVAILABLE_ENGINES AVAILABLE_AUDIO_OUTPUT_DRIVERS CHANNELS INFO BUFFER_FILL STREAM_COUNT VOICE_COUNT |
61 |
%token INSTRUMENT ENGINE |
%token INSTRUMENT ENGINE |
62 |
%token AUDIO_OUTPUT_CHANNEL AUDIO_OUTPUT_TYPE MIDI_INPUT_PORT MIDI_INPUT_CHANNEL MIDI_INPUT_TYPE VOLUME |
%token AUDIO_OUTPUT_CHANNEL AUDIO_OUTPUT_CHANNEL_PARAMETER AUDIO_OUTPUT_DEVICE AUDIO_OUTPUT_DEVICES AUDIO_OUTPUT_DEVICE_PARAMETER AUDIO_OUTPUT_DRIVER AUDIO_OUTPUT_DRIVER_PARAMETER AUDIO_OUTPUT_TYPE MIDI_INPUT MIDI_INPUT_TYPE MIDI_INPUT_PORT MIDI_INPUT_CHANNEL VOLUME |
63 |
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%token MIDI_INPUT_DRIVER MIDI_INPUT_DRIVER_PARAMETER AVAILABLE_MIDI_INPUT_DRIVERS MIDI_INPUT_DEVICE MIDI_INPUT_DEVICES MIDI_INPUT_DEVICE_PARAMETER MIDI_INPUT_PORT_PARAMETER |
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%token BYTES PERCENTAGE |
%token BYTES PERCENTAGE |
65 |
%token ALSA JACK |
%token MISCELLANEOUS |
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|
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%type <Dotnum> volume |
%type <Dotnum> volume |
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%type <Number> sampler_channel instrument_index udp_port audio_output_channel midi_input_channel midi_input_type |
%type <Number> sampler_channel instrument_index audio_output_channel audio_output_device midi_input_channel midi_input_port midi_input_device |
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%type <String> string alpha_num_string filename engine_name session_id midi_input_port command get_instruction load_instruction set_chan_instruction load_instr_args load_engine_args |
%type <String> string param_val filename engine_name command create_instruction destroy_instruction get_instruction list_instruction load_instruction set_chan_instruction load_instr_args load_engine_args audio_output_type midi_input_type set_instruction subscribe_event unsubscribe_event |
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%type <FillResponse> buffer_size_type |
%type <FillResponse> buffer_size_type |
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%type <AudioOutput> audio_output_type |
%type <KeyValList> key_val_list |
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|
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%start input |
%start input |
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//TODO: return more meaningful error messages |
//TODO: return more meaningful error messages |
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input : line |
input : line LF |
|
| input LF line |
|
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| input CR LF line |
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; |
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line : /* epsilon (empty line ignored) */ |
line : /* epsilon (empty line ignored) */ { return LSCP_DONE; } |
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| command { LSCPSERVER->AnswerClient($1); } |
| comment { return LSCP_DONE; } |
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|
| command { LSCPSERVER->AnswerClient($1); return LSCP_DONE; } |
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| error { LSCPSERVER->AnswerClient("Err:0:Unknown command.\r\n"); RESTART; return LSCP_SYNTAX_ERROR; } |
| error { LSCPSERVER->AnswerClient("Err:0:Unknown command.\r\n"); RESTART; return LSCP_SYNTAX_ERROR; } |
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; |
; |
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comment : HASH |
88 |
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| comment HASH |
89 |
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| comment SP |
90 |
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| comment NUMBER |
91 |
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| comment string |
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; |
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command : ADD SP CHANNEL { $$ = LSCPSERVER->AddChannel(); } |
command : ADD SP CHANNEL { $$ = LSCPSERVER->AddChannel(); } |
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| GET SP get_instruction { $$ = $3; } |
| GET SP get_instruction { $$ = $3; } |
96 |
|
| CREATE SP create_instruction { $$ = $3; } |
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|
| DESTROY SP destroy_instruction { $$ = $3; } |
98 |
|
| LIST SP list_instruction { $$ = $3; } |
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| LOAD SP load_instruction { $$ = $3; } |
| LOAD SP load_instruction { $$ = $3; } |
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| REMOVE SP CHANNEL SP sampler_channel { $$ = LSCPSERVER->RemoveChannel($5); } |
| REMOVE SP CHANNEL SP sampler_channel { $$ = LSCPSERVER->RemoveChannel($5); } |
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| SET SP CHANNEL SP set_chan_instruction { $$ = $5; } |
| SET SP set_instruction { $$ = $3; } |
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| SUBSCRIBE SP NOTIFICATION SP udp_port { $$ = LSCPSERVER->SubscribeNotification($5); } |
| SUBSCRIBE SP subscribe_event { $$ = $3; } |
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| UNSUBSCRIBE SP NOTIFICATION SP session_id { $$ = LSCPSERVER->UnsubscribeNotification($5); } |
| UNSUBSCRIBE SP unsubscribe_event { $$ = $3; } |
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| RESET SP CHANNEL SP sampler_channel { $$ = LSCPSERVER->ResetChannel($5); } |
| RESET SP CHANNEL SP sampler_channel { $$ = LSCPSERVER->ResetChannel($5); } |
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| QUIT { LSCPSERVER->AnswerClient("Bye!\r\n"); return 0; } |
| QUIT { LSCPSERVER->AnswerClient("Bye!\r\n"); return LSCP_QUIT; } |
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; |
; |
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|
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get_instruction : AVAILABLE_ENGINES { $$ = LSCPSERVER->GetAvailableEngines(); } |
subscribe_event : CHANNELS { $$ = LSCPSERVER->SubscribeNotification(LSCPEvent::event_channels); } |
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| CHANNELS { $$ = LSCPSERVER->GetChannels(); } |
| VOICE_COUNT { $$ = LSCPSERVER->SubscribeNotification(LSCPEvent::event_voice_count); } |
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| CHANNEL SP INFO SP sampler_channel { $$ = LSCPSERVER->GetChannelInfo($5); } |
| STREAM_COUNT { $$ = LSCPSERVER->SubscribeNotification(LSCPEvent::event_stream_count); } |
111 |
| CHANNEL SP BUFFER_FILL SP buffer_size_type SP sampler_channel { $$ = LSCPSERVER->GetBufferFill($5, $7); } |
| BUFFER_FILL { $$ = LSCPSERVER->SubscribeNotification(LSCPEvent::event_buffer_fill); } |
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| CHANNEL SP STREAM_COUNT SP sampler_channel { $$ = LSCPSERVER->GetStreamCount($5); } |
| INFO { $$ = LSCPSERVER->SubscribeNotification(LSCPEvent::event_info); } |
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| CHANNEL SP VOICE_COUNT SP sampler_channel { $$ = LSCPSERVER->GetVoiceCount($5); } |
| MISCELLANEOUS { $$ = LSCPSERVER->SubscribeNotification(LSCPEvent::event_misc); } |
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| ENGINE SP INFO SP engine_name { $$ = LSCPSERVER->GetEngineInfo($5); } |
; |
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unsubscribe_event : CHANNELS { $$ = LSCPSERVER->UnsubscribeNotification(LSCPEvent::event_channels); } |
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| VOICE_COUNT { $$ = LSCPSERVER->UnsubscribeNotification(LSCPEvent::event_voice_count); } |
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| STREAM_COUNT { $$ = LSCPSERVER->UnsubscribeNotification(LSCPEvent::event_stream_count); } |
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| BUFFER_FILL { $$ = LSCPSERVER->UnsubscribeNotification(LSCPEvent::event_buffer_fill); } |
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| INFO { $$ = LSCPSERVER->UnsubscribeNotification(LSCPEvent::event_info); } |
121 |
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| MISCELLANEOUS { $$ = LSCPSERVER->UnsubscribeNotification(LSCPEvent::event_misc); } |
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; |
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get_instruction : AVAILABLE_ENGINES { $$ = LSCPSERVER->GetAvailableEngines(); } |
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| AVAILABLE_MIDI_INPUT_DRIVERS { $$ = LSCPSERVER->GetAvailableMidiInputDrivers(); } |
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| MIDI_INPUT_DRIVER SP INFO SP string { $$ = LSCPSERVER->GetMidiInputDriverInfo($5); } |
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| MIDI_INPUT_DRIVER_PARAMETER SP INFO SP string SP string { $$ = LSCPSERVER->GetMidiInputDriverParameterInfo($5, $7); } |
128 |
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| MIDI_INPUT_DRIVER_PARAMETER SP INFO SP string SP string SP key_val_list { $$ = LSCPSERVER->GetMidiInputDriverParameterInfo($5, $7, $9); } |
129 |
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| AVAILABLE_AUDIO_OUTPUT_DRIVERS { $$ = LSCPSERVER->GetAvailableAudioOutputDrivers(); } |
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| AUDIO_OUTPUT_DRIVER SP INFO SP string { $$ = LSCPSERVER->GetAudioOutputDriverInfo($5); } |
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| AUDIO_OUTPUT_DRIVER_PARAMETER SP INFO SP string SP string { $$ = LSCPSERVER->GetAudioOutputDriverParameterInfo($5, $7); } |
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| AUDIO_OUTPUT_DRIVER_PARAMETER SP INFO SP string SP string SP key_val_list { $$ = LSCPSERVER->GetAudioOutputDriverParameterInfo($5, $7, $9); } |
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| AUDIO_OUTPUT_DEVICES { $$ = LSCPSERVER->GetAudioOutputDeviceCount(); } |
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| MIDI_INPUT_DEVICES { $$ = LSCPSERVER->GetMidiInputDeviceCount(); } |
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| AUDIO_OUTPUT_DEVICE SP INFO SP NUMBER { $$ = LSCPSERVER->GetAudioOutputDeviceInfo($5); } |
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| MIDI_INPUT_DEVICE SP INFO SP NUMBER { $$ = LSCPSERVER->GetMidiInputDeviceInfo($5); } |
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| MIDI_INPUT_PORT SP INFO SP NUMBER SP NUMBER { $$ = LSCPSERVER->GetMidiInputPortInfo($5, $7); } |
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| MIDI_INPUT_PORT_PARAMETER SP INFO SP NUMBER SP NUMBER SP string { $$ = LSCPSERVER->GetMidiInputPortParameterInfo($5, $7, $9); } |
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| AUDIO_OUTPUT_CHANNEL SP INFO SP NUMBER SP NUMBER { $$ = LSCPSERVER->GetAudioOutputChannelInfo($5, $7); } |
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| AUDIO_OUTPUT_CHANNEL_PARAMETER SP INFO SP NUMBER SP NUMBER SP string { $$ = LSCPSERVER->GetAudioOutputChannelParameterInfo($5, $7, $9); } |
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| CHANNELS { $$ = LSCPSERVER->GetChannels(); } |
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| CHANNEL SP INFO SP sampler_channel { $$ = LSCPSERVER->GetChannelInfo($5); } |
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| CHANNEL SP BUFFER_FILL SP buffer_size_type SP sampler_channel { $$ = LSCPSERVER->GetBufferFill($5, $7); } |
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| CHANNEL SP STREAM_COUNT SP sampler_channel { $$ = LSCPSERVER->GetStreamCount($5); } |
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| CHANNEL SP VOICE_COUNT SP sampler_channel { $$ = LSCPSERVER->GetVoiceCount($5); } |
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| ENGINE SP INFO SP engine_name { $$ = LSCPSERVER->GetEngineInfo($5); } |
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; |
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set_instruction : AUDIO_OUTPUT_DEVICE_PARAMETER SP NUMBER SP string EQ param_val { $$ = LSCPSERVER->SetAudioOutputDeviceParameter($3, $5, $7); } |
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| AUDIO_OUTPUT_CHANNEL_PARAMETER SP NUMBER SP NUMBER SP string EQ param_val { $$ = LSCPSERVER->SetAudioOutputChannelParameter($3, $5, $7, $9); } |
151 |
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| MIDI_INPUT_DEVICE_PARAMETER SP NUMBER SP string EQ param_val { $$ = LSCPSERVER->SetMidiInputDeviceParameter($3, $5, $7); } |
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| MIDI_INPUT_PORT_PARAMETER SP NUMBER SP NUMBER SP string EQ param_val { $$ = LSCPSERVER->SetMidiInputPortParameter($3, $5, $7, $9); } |
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| CHANNEL SP set_chan_instruction { $$ = $3; } |
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; |
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create_instruction : AUDIO_OUTPUT_DEVICE SP string SP key_val_list { $$ = LSCPSERVER->CreateAudioOutputDevice($3,$5); } |
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| AUDIO_OUTPUT_DEVICE SP string { $$ = LSCPSERVER->CreateAudioOutputDevice($3); } |
158 |
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| MIDI_INPUT_DEVICE SP string SP key_val_list { $$ = LSCPSERVER->CreateMidiInputDevice($3,$5); } |
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| MIDI_INPUT_DEVICE SP string { $$ = LSCPSERVER->CreateMidiInputDevice($3); } |
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; |
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destroy_instruction : AUDIO_OUTPUT_DEVICE SP NUMBER { $$ = LSCPSERVER->DestroyAudioOutputDevice($3); } |
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| MIDI_INPUT_DEVICE SP NUMBER { $$ = LSCPSERVER->DestroyMidiInputDevice($3); } |
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; |
; |
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load_instruction : INSTRUMENT SP load_instr_args { $$ = $3; } |
load_instruction : INSTRUMENT SP load_instr_args { $$ = $3; } |
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| ENGINE SP load_engine_args { $$ = $3; } |
| ENGINE SP load_engine_args { $$ = $3; } |
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; |
; |
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|
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set_chan_instruction : AUDIO_OUTPUT_CHANNEL SP sampler_channel SP audio_output_channel { $$ = LSCPSERVER->SetAudioOutputChannel($5, $3); } |
set_chan_instruction : AUDIO_OUTPUT_DEVICE SP sampler_channel SP audio_output_device { $$ = LSCPSERVER->SetAudioOutputDevice($5, $3); } |
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| AUDIO_OUTPUT_TYPE SP sampler_channel SP audio_output_type { $$ = LSCPSERVER->SetAudioOutputType($5, $3); } |
| AUDIO_OUTPUT_CHANNEL SP sampler_channel SP audio_output_channel SP audio_output_channel { $$ = LSCPSERVER->SetAudioOutputChannel($5, $7, $3); } |
172 |
| MIDI_INPUT_PORT SP sampler_channel SP midi_input_port { $$ = LSCPSERVER->SetMIDIInputPort($5, $3); } |
| AUDIO_OUTPUT_TYPE SP sampler_channel SP audio_output_type { $$ = LSCPSERVER->SetAudioOutputType($5, $3); } |
173 |
| MIDI_INPUT_CHANNEL SP sampler_channel SP midi_input_channel { $$ = LSCPSERVER->SetMIDIInputChannel($5, $3); } |
| MIDI_INPUT SP sampler_channel SP midi_input_device SP midi_input_port SP midi_input_channel { $$ = LSCPSERVER->SetMIDIInput($5, $7, $9, $3); } |
174 |
| MIDI_INPUT_TYPE SP sampler_channel SP midi_input_type { $$ = "Err:0:Not implemented yet\r\n"; } |
| MIDI_INPUT_DEVICE SP sampler_channel SP midi_input_device { $$ = LSCPSERVER->SetMIDIInputDevice($5, $3); } |
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| VOLUME SP sampler_channel SP volume { $$ = LSCPSERVER->SetVolume($5, $3); } |
| MIDI_INPUT_PORT SP sampler_channel SP midi_input_port { $$ = LSCPSERVER->SetMIDIInputPort($5, $3); } |
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|
| MIDI_INPUT_CHANNEL SP sampler_channel SP midi_input_channel { $$ = LSCPSERVER->SetMIDIInputChannel($5, $3); } |
177 |
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| MIDI_INPUT_TYPE SP sampler_channel SP midi_input_type { $$ = LSCPSERVER->SetMIDIInputType($5, $3); } |
178 |
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| VOLUME SP sampler_channel SP volume { $$ = LSCPSERVER->SetVolume($5, $3); } |
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; |
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key_val_list : string EQ param_val { $$[$1] = $3; } |
182 |
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| key_val_list SP string EQ param_val { $$ = $1; $$[$3] = $5; } |
183 |
; |
; |
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buffer_size_type : BYTES { $$ = fill_response_bytes; } |
buffer_size_type : BYTES { $$ = fill_response_bytes; } |
186 |
| PERCENTAGE { $$ = fill_response_percentage; } |
| PERCENTAGE { $$ = fill_response_percentage; } |
187 |
; |
; |
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|
|
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load_instr_args : filename SP instrument_index SP sampler_channel { $$ = LSCPSERVER->LoadInstrument($1, $3, $5); } |
list_instruction : AUDIO_OUTPUT_DEVICES { $$ = LSCPSERVER->GetAudioOutputDevices(); } |
190 |
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| MIDI_INPUT_DEVICES { $$ = LSCPSERVER->GetMidiInputDevices(); } |
191 |
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| CHANNELS { $$ = LSCPSERVER->ListChannels(); } |
192 |
; |
; |
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194 |
load_engine_args : engine_name SP sampler_channel { $$ = LSCPSERVER->LoadEngine($1, $3); } |
load_instr_args : filename SP instrument_index SP sampler_channel { $$ = LSCPSERVER->LoadInstrument($1, $3, $5); } |
195 |
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| NON_MODAL SP filename SP instrument_index SP sampler_channel { $$ = LSCPSERVER->LoadInstrument($3, $5, $7, true); } |
196 |
; |
; |
197 |
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audio_output_type : ALSA { $$ = audio_output_type_alsa; } |
load_engine_args : engine_name SP sampler_channel { $$ = LSCPSERVER->LoadEngine($1, $3); } |
|
| JACK { $$ = audio_output_type_jack; } |
|
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; |
; |
200 |
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midi_input_type : ALSA { $$ = ALSA; } |
audio_output_device : NUMBER |
202 |
; |
; |
203 |
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volume : DOTNUM |
audio_output_channel : NUMBER |
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| NUMBER { $$ = $1; } |
|
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; |
; |
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sampler_channel : NUMBER |
audio_output_type : string |
208 |
; |
; |
209 |
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instrument_index : NUMBER |
midi_input_device : NUMBER |
211 |
; |
; |
212 |
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udp_port : NUMBER |
midi_input_port : NUMBER |
214 |
; |
; |
215 |
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|
216 |
audio_output_channel : NUMBER |
midi_input_channel : NUMBER |
217 |
; |
; |
218 |
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|
219 |
midi_input_channel : NUMBER |
midi_input_type : string |
220 |
; |
; |
221 |
|
|
222 |
session_id : alpha_num_string |
volume : DOTNUM |
223 |
|
| NUMBER { $$ = $1; } |
224 |
; |
; |
225 |
|
|
226 |
engine_name : string |
sampler_channel : NUMBER |
227 |
; |
; |
228 |
|
|
229 |
midi_input_port : alpha_num_string |
instrument_index : NUMBER |
230 |
|
; |
231 |
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232 |
|
engine_name : string |
233 |
; |
; |
234 |
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235 |
filename : alpha_num_string |
filename : STRINGVAL |
|
| filename SP alpha_num_string { $$ = $1 + ' ' + $3; } |
|
236 |
; |
; |
237 |
|
|
238 |
alpha_num_string : string { $$ = $1; } |
param_val : STRINGVAL { $$ = $1; } |
239 |
| NUMBER { std::stringstream ss; ss << $1; $$ = ss.str(); } |
| NUMBER { std::stringstream ss; ss << $1; $$ = ss.str(); } |
240 |
| alpha_num_string string { $$ = $1 + $2; } |
| DOTNUM { std::stringstream ss; ss << $1; $$ = ss.str(); } |
|
| alpha_num_string NUMBER { std::stringstream ss; ss << $1 << $2; $$ = ss.str(); } |
|
241 |
; |
; |
242 |
|
|
243 |
string : CHAR { std::string s; s = $1; $$ = s; } |
string : CHAR { std::string s; s = $1; $$ = s; } |
259 |
void restart(yyparse_param_t* pparam, int& yychar) { |
void restart(yyparse_param_t* pparam, int& yychar) { |
260 |
// restart scanner |
// restart scanner |
261 |
yyrestart(stdin, pparam->pScanner); |
yyrestart(stdin, pparam->pScanner); |
|
// flush input buffer |
|
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static char buf[1024]; |
|
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while(recv(hSession, buf, 1024, MSG_DONTWAIT) > 0); |
|
262 |
// reset lookahead symbol |
// reset lookahead symbol |
263 |
yyclearin; |
yyclearin; |
264 |
} |
} |