1 |
capela |
107 |
// device.c |
2 |
|
|
// |
3 |
|
|
/**************************************************************************** |
4 |
|
|
liblscp - LinuxSampler Control Protocol API |
5 |
schoenebeck |
1711 |
Copyright (C) 2004-2008, rncbc aka Rui Nuno Capela. All rights reserved. |
6 |
capela |
107 |
|
7 |
|
|
This library is free software; you can redistribute it and/or |
8 |
|
|
modify it under the terms of the GNU Lesser General Public |
9 |
|
|
License as published by the Free Software Foundation; either |
10 |
|
|
version 2.1 of the License, or (at your option) any later version. |
11 |
|
|
|
12 |
|
|
This library is distributed in the hope that it will be useful, |
13 |
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 |
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
15 |
|
|
Lesser General Public License for more details. |
16 |
|
|
|
17 |
capela |
921 |
You should have received a copy of the GNU General Public License along |
18 |
|
|
with this program; if not, write to the Free Software Foundation, Inc., |
19 |
|
|
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
20 |
capela |
107 |
|
21 |
|
|
*****************************************************************************/ |
22 |
|
|
|
23 |
|
|
#include "common.h" |
24 |
|
|
|
25 |
|
|
|
26 |
|
|
// Local prototypes. |
27 |
|
|
|
28 |
capela |
163 |
static lscp_driver_info_t *_lscp_driver_info_query (lscp_client_t *pClient, lscp_driver_info_t *pDriverInfo, char *pszQuery); |
29 |
capela |
171 |
static lscp_device_info_t *_lscp_device_info_query (lscp_client_t *pClient, lscp_device_info_t *pDeviceInfo, char *pszQuery); |
30 |
|
|
static lscp_param_info_t *_lscp_param_info_query (lscp_client_t *pClient, lscp_param_info_t *pParamInfo, char *pszQuery, int cchMaxQuery, lscp_param_t *pDepList); |
31 |
capela |
107 |
|
32 |
capela |
171 |
static lscp_device_port_info_t *_lscp_device_port_info_query (lscp_client_t *pClient, lscp_device_port_info_t *pDevicePortInfo, char *pszQuery); |
33 |
capela |
107 |
|
34 |
capela |
171 |
|
35 |
capela |
107 |
//------------------------------------------------------------------------- |
36 |
|
|
// Local funtions. |
37 |
|
|
|
38 |
|
|
// Common driver type query command. |
39 |
capela |
163 |
static lscp_driver_info_t *_lscp_driver_info_query ( lscp_client_t *pClient, lscp_driver_info_t *pDriverInfo, char *pszQuery ) |
40 |
capela |
107 |
{ |
41 |
capela |
952 |
const char *pszResult; |
42 |
|
|
const char *pszSeps = ":"; |
43 |
|
|
const char *pszCrlf = "\r\n"; |
44 |
|
|
char *pszToken; |
45 |
|
|
char *pch; |
46 |
capela |
107 |
|
47 |
capela |
952 |
// Lock this section up. |
48 |
|
|
lscp_mutex_lock(pClient->mutex); |
49 |
capela |
132 |
|
50 |
capela |
952 |
lscp_driver_info_reset(pDriverInfo); |
51 |
|
|
if (lscp_client_call(pClient, pszQuery, 1) == LSCP_OK) { |
52 |
|
|
pszResult = lscp_client_get_result(pClient); |
53 |
|
|
pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch)); |
54 |
|
|
while (pszToken) { |
55 |
|
|
if (strcasecmp(pszToken, "DESCRIPTION") == 0) { |
56 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
57 |
|
|
if (pszToken) |
58 |
|
|
lscp_unquote_dup(&(pDriverInfo->description), &pszToken); |
59 |
|
|
} |
60 |
|
|
else if (strcasecmp(pszToken, "VERSION") == 0) { |
61 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
62 |
|
|
if (pszToken) |
63 |
|
|
lscp_unquote_dup(&(pDriverInfo->version), &pszToken); |
64 |
|
|
} |
65 |
|
|
else if (strcasecmp(pszToken, "PARAMETERS") == 0) { |
66 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
67 |
|
|
if (pszToken) { |
68 |
|
|
if (pDriverInfo->parameters) |
69 |
|
|
lscp_szsplit_destroy(pDriverInfo->parameters); |
70 |
|
|
pDriverInfo->parameters = lscp_szsplit_create(pszToken, ","); |
71 |
|
|
} |
72 |
|
|
} |
73 |
|
|
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
74 |
|
|
} |
75 |
|
|
} |
76 |
|
|
else pDriverInfo = NULL; |
77 |
|
|
|
78 |
|
|
// Unlock this section down. |
79 |
|
|
lscp_mutex_unlock(pClient->mutex); |
80 |
capela |
107 |
|
81 |
capela |
952 |
return pDriverInfo; |
82 |
capela |
107 |
} |
83 |
|
|
|
84 |
|
|
|
85 |
capela |
171 |
// Common device info query command. |
86 |
|
|
static lscp_device_info_t *_lscp_device_info_query ( lscp_client_t *pClient, lscp_device_info_t *pDeviceInfo, char *pszQuery ) |
87 |
|
|
{ |
88 |
capela |
952 |
const char *pszResult; |
89 |
|
|
const char *pszSeps = ":"; |
90 |
|
|
const char *pszCrlf = "\r\n"; |
91 |
|
|
char *pszToken; |
92 |
|
|
char *pch; |
93 |
|
|
char *pszKey; |
94 |
capela |
171 |
|
95 |
capela |
952 |
// Lock this section up. |
96 |
|
|
lscp_mutex_lock(pClient->mutex); |
97 |
capela |
171 |
|
98 |
capela |
952 |
lscp_device_info_reset(pDeviceInfo); |
99 |
|
|
if (lscp_client_call(pClient, pszQuery, 1) == LSCP_OK) { |
100 |
|
|
pszResult = lscp_client_get_result(pClient); |
101 |
|
|
pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch)); |
102 |
|
|
while (pszToken) { |
103 |
|
|
if (strcasecmp(pszToken, "DRIVER") == 0) { |
104 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
105 |
|
|
if (pszToken) |
106 |
|
|
lscp_unquote_dup(&(pDeviceInfo->driver), &pszToken); |
107 |
|
|
} |
108 |
|
|
else { |
109 |
|
|
pszKey = pszToken; |
110 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
111 |
|
|
if (pszToken) |
112 |
|
|
lscp_plist_append(&(pDeviceInfo->params), pszKey, lscp_unquote(&pszToken, 0)); |
113 |
|
|
} |
114 |
|
|
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
115 |
|
|
} |
116 |
|
|
} |
117 |
|
|
else pDeviceInfo = NULL; |
118 |
capela |
171 |
|
119 |
capela |
952 |
// Unlock this section down. |
120 |
|
|
lscp_mutex_unlock(pClient->mutex); |
121 |
capela |
171 |
|
122 |
capela |
952 |
return pDeviceInfo; |
123 |
capela |
171 |
} |
124 |
|
|
|
125 |
|
|
|
126 |
|
|
// Common device channel/port info query command. |
127 |
|
|
static lscp_device_port_info_t *_lscp_device_port_info_query ( lscp_client_t *pClient, lscp_device_port_info_t *pDevicePortInfo, char *pszQuery ) |
128 |
|
|
{ |
129 |
capela |
952 |
const char *pszResult; |
130 |
|
|
const char *pszSeps = ":"; |
131 |
|
|
const char *pszCrlf = "\r\n"; |
132 |
|
|
char *pszToken; |
133 |
|
|
char *pch; |
134 |
|
|
char *pszKey; |
135 |
schoenebeck |
1711 |
char *pszVal; |
136 |
capela |
171 |
|
137 |
capela |
952 |
// Lock this section up. |
138 |
|
|
lscp_mutex_lock(pClient->mutex); |
139 |
capela |
171 |
|
140 |
capela |
952 |
lscp_device_port_info_reset(pDevicePortInfo); |
141 |
|
|
if (lscp_client_call(pClient, pszQuery, 1) == LSCP_OK) { |
142 |
|
|
pszResult = lscp_client_get_result(pClient); |
143 |
|
|
pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch)); |
144 |
|
|
while (pszToken) { |
145 |
schoenebeck |
1711 |
pszKey = pszToken; |
146 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
147 |
|
|
if (pszKey && pszToken) { |
148 |
|
|
pszVal = lscp_unquote(&pszToken, 0); |
149 |
|
|
lscp_plist_append(&(pDevicePortInfo->params), pszKey, pszVal); |
150 |
|
|
if (strcasecmp(pszKey, "NAME") == 0) { |
151 |
|
|
// Free desteny string, if already there. |
152 |
|
|
if (pDevicePortInfo->name) |
153 |
|
|
free(pDevicePortInfo->name); |
154 |
|
|
pDevicePortInfo->name = NULL; |
155 |
|
|
if (pszVal) |
156 |
|
|
pDevicePortInfo->name = strdup(pszVal); |
157 |
|
|
} |
158 |
capela |
952 |
} |
159 |
|
|
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
160 |
|
|
} |
161 |
|
|
} |
162 |
|
|
else pDevicePortInfo = NULL; |
163 |
capela |
171 |
|
164 |
capela |
952 |
// Unlock this section down. |
165 |
|
|
lscp_mutex_unlock(pClient->mutex); |
166 |
capela |
171 |
|
167 |
capela |
952 |
return pDevicePortInfo; |
168 |
capela |
171 |
} |
169 |
|
|
|
170 |
|
|
|
171 |
capela |
163 |
// Common parameter info query command. |
172 |
capela |
171 |
static lscp_param_info_t *_lscp_param_info_query ( lscp_client_t *pClient, lscp_param_info_t *pParamInfo, char *pszQuery, int cchMaxQuery, lscp_param_t *pDepList ) |
173 |
capela |
163 |
{ |
174 |
capela |
952 |
const char *pszResult; |
175 |
|
|
const char *pszSeps = ":"; |
176 |
|
|
const char *pszCrlf = "\r\n"; |
177 |
|
|
char *pszToken; |
178 |
|
|
char *pch; |
179 |
capela |
163 |
|
180 |
capela |
952 |
// Lock this section up. |
181 |
|
|
lscp_mutex_lock(pClient->mutex); |
182 |
capela |
163 |
|
183 |
capela |
952 |
lscp_param_info_reset(pParamInfo); |
184 |
|
|
lscp_param_concat(pszQuery, cchMaxQuery, pDepList); |
185 |
|
|
if (lscp_client_call(pClient, pszQuery, 1) == LSCP_OK) { |
186 |
|
|
pszResult = lscp_client_get_result(pClient); |
187 |
|
|
pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch)); |
188 |
|
|
while (pszToken) { |
189 |
|
|
if (strcasecmp(pszToken, "TYPE") == 0) { |
190 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
191 |
|
|
if (pszToken) { |
192 |
|
|
pszToken = lscp_unquote(&pszToken, 0); |
193 |
|
|
if (strcasecmp(pszToken, "BOOL") == 0) |
194 |
|
|
pParamInfo->type = LSCP_TYPE_BOOL; |
195 |
|
|
else if (strcasecmp(pszToken, "INT") == 0) |
196 |
|
|
pParamInfo->type = LSCP_TYPE_INT; |
197 |
|
|
else if (strcasecmp(pszToken, "FLOAT") == 0) |
198 |
|
|
pParamInfo->type = LSCP_TYPE_FLOAT; |
199 |
|
|
else if (strcasecmp(pszToken, "STRING") == 0) |
200 |
|
|
pParamInfo->type = LSCP_TYPE_STRING; |
201 |
|
|
} |
202 |
|
|
} |
203 |
|
|
else if (strcasecmp(pszToken, "DESCRIPTION") == 0) { |
204 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
205 |
|
|
if (pszToken) |
206 |
|
|
lscp_unquote_dup(&(pParamInfo->description), &pszToken); |
207 |
|
|
} |
208 |
|
|
else if (strcasecmp(pszToken, "MANDATORY") == 0) { |
209 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
210 |
|
|
if (pszToken) |
211 |
|
|
pParamInfo->mandatory = (strcasecmp(lscp_unquote(&pszToken, 0), "TRUE") == 0); |
212 |
|
|
} |
213 |
|
|
else if (strcasecmp(pszToken, "FIX") == 0) { |
214 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
215 |
|
|
if (pszToken) |
216 |
|
|
pParamInfo->fix = (strcasecmp(lscp_unquote(&pszToken, 0), "TRUE") == 0); |
217 |
|
|
} |
218 |
|
|
else if (strcasecmp(pszToken, "MULTIPLICITY") == 0) { |
219 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
220 |
|
|
if (pszToken) |
221 |
|
|
pParamInfo->multiplicity = (strcasecmp(lscp_unquote(&pszToken, 0), "TRUE") == 0); |
222 |
|
|
} |
223 |
|
|
else if (strcasecmp(pszToken, "DEPENDS") == 0) { |
224 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
225 |
|
|
if (pszToken) { |
226 |
|
|
if (pParamInfo->depends) |
227 |
|
|
lscp_szsplit_destroy(pParamInfo->depends); |
228 |
|
|
pParamInfo->depends = lscp_szsplit_create(pszToken, ","); |
229 |
|
|
} |
230 |
|
|
} |
231 |
|
|
else if (strcasecmp(pszToken, "DEFAULT") == 0) { |
232 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
233 |
|
|
if (pszToken) |
234 |
|
|
lscp_unquote_dup(&(pParamInfo->defaultv), &pszToken); |
235 |
|
|
} |
236 |
|
|
else if (strcasecmp(pszToken, "RANGE_MIN") == 0) { |
237 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
238 |
|
|
if (pszToken) |
239 |
|
|
lscp_unquote_dup(&(pParamInfo->range_min), &pszToken); |
240 |
|
|
} |
241 |
|
|
else if (strcasecmp(pszToken, "RANGE_MAX") == 0) { |
242 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
243 |
|
|
if (pszToken) |
244 |
|
|
lscp_unquote_dup(&(pParamInfo->range_max), &pszToken); |
245 |
|
|
} |
246 |
|
|
else if (strcasecmp(pszToken, "POSSIBILITIES") == 0) { |
247 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
248 |
|
|
if (pszToken) { |
249 |
|
|
if (pParamInfo->possibilities) |
250 |
|
|
lscp_szsplit_destroy(pParamInfo->possibilities); |
251 |
|
|
pParamInfo->possibilities = lscp_szsplit_create(pszToken, ","); |
252 |
|
|
} |
253 |
|
|
} |
254 |
|
|
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
255 |
|
|
} |
256 |
|
|
} |
257 |
|
|
else pParamInfo = NULL; |
258 |
capela |
163 |
|
259 |
capela |
952 |
// Unlock this section down. |
260 |
|
|
lscp_mutex_unlock(pClient->mutex); |
261 |
capela |
163 |
|
262 |
capela |
952 |
return pParamInfo; |
263 |
capela |
163 |
} |
264 |
|
|
|
265 |
|
|
|
266 |
capela |
107 |
//------------------------------------------------------------------------- |
267 |
|
|
// Audio driver control functions. |
268 |
|
|
|
269 |
|
|
/** |
270 |
capela |
523 |
* Getting all available audio output driver count. |
271 |
capela |
107 |
* GET AVAILABLE_AUDIO_OUTPUT_DRIVERS |
272 |
|
|
* |
273 |
|
|
* @param pClient Pointer to client instance structure. |
274 |
|
|
* |
275 |
capela |
523 |
* @returns The current total number of audio output drivers on success, |
276 |
|
|
* -1 otherwise. |
277 |
|
|
*/ |
278 |
|
|
int lscp_get_available_audio_drivers ( lscp_client_t *pClient ) |
279 |
|
|
{ |
280 |
capela |
952 |
int iAudioDrivers = -1; |
281 |
capela |
523 |
|
282 |
capela |
975 |
if (pClient == NULL) |
283 |
|
|
return -1; |
284 |
|
|
|
285 |
capela |
952 |
// Lock this section up. |
286 |
|
|
lscp_mutex_lock(pClient->mutex); |
287 |
capela |
523 |
|
288 |
capela |
952 |
if (lscp_client_call(pClient, "GET AVAILABLE_AUDIO_OUTPUT_DRIVERS\r\n", 0) == LSCP_OK) |
289 |
|
|
iAudioDrivers = atoi(lscp_client_get_result(pClient)); |
290 |
capela |
523 |
|
291 |
capela |
952 |
// Unlock this section down. |
292 |
|
|
lscp_mutex_unlock(pClient->mutex); |
293 |
capela |
523 |
|
294 |
capela |
952 |
return iAudioDrivers; |
295 |
capela |
523 |
} |
296 |
|
|
|
297 |
|
|
|
298 |
|
|
/** |
299 |
|
|
* Getting all available audio output drivers. |
300 |
|
|
* LIST AVAILABLE_AUDIO_OUTPUT_DRIVERS |
301 |
|
|
* |
302 |
|
|
* @param pClient Pointer to client instance structure. |
303 |
|
|
* |
304 |
capela |
107 |
* @returns A NULL terminated array of audio output driver type |
305 |
|
|
* name strings, or NULL in case of failure. |
306 |
|
|
*/ |
307 |
capela |
523 |
const char ** lscp_list_available_audio_drivers ( lscp_client_t *pClient ) |
308 |
capela |
107 |
{ |
309 |
capela |
952 |
const char *pszSeps = ","; |
310 |
capela |
107 |
|
311 |
capela |
975 |
if (pClient == NULL) |
312 |
|
|
return NULL; |
313 |
|
|
|
314 |
capela |
952 |
// Lock this section up. |
315 |
|
|
lscp_mutex_lock(pClient->mutex); |
316 |
capela |
132 |
|
317 |
capela |
952 |
if (pClient->audio_drivers) { |
318 |
|
|
lscp_szsplit_destroy(pClient->audio_drivers); |
319 |
|
|
pClient->audio_drivers = NULL; |
320 |
|
|
} |
321 |
capela |
107 |
|
322 |
capela |
952 |
if (lscp_client_call(pClient, "LIST AVAILABLE_AUDIO_OUTPUT_DRIVERS\r\n", 0) == LSCP_OK) |
323 |
|
|
pClient->audio_drivers = lscp_szsplit_create(lscp_client_get_result(pClient), pszSeps); |
324 |
capela |
107 |
|
325 |
capela |
952 |
// Unlock this section down. |
326 |
|
|
lscp_mutex_unlock(pClient->mutex); |
327 |
capela |
132 |
|
328 |
capela |
952 |
return (const char **) pClient->audio_drivers; |
329 |
capela |
107 |
} |
330 |
|
|
|
331 |
|
|
|
332 |
|
|
/** |
333 |
|
|
* Getting informations about a specific audio output driver. |
334 |
|
|
* GET AUDIO_OUTPUT_DRIVER INFO <audio-output-type> |
335 |
|
|
* |
336 |
|
|
* @param pClient Pointer to client instance structure. |
337 |
|
|
* @param pszAudioDriver Audio driver type string (e.g. "ALSA"). |
338 |
|
|
* |
339 |
|
|
* @returns A pointer to a @ref lscp_driver_info_t structure, with |
340 |
|
|
* the given audio driver information, or NULL in case of failure. |
341 |
|
|
*/ |
342 |
|
|
lscp_driver_info_t* lscp_get_audio_driver_info ( lscp_client_t *pClient, const char *pszAudioDriver ) |
343 |
|
|
{ |
344 |
capela |
952 |
char szQuery[LSCP_BUFSIZ]; |
345 |
capela |
107 |
|
346 |
capela |
952 |
if (pszAudioDriver == NULL) |
347 |
|
|
return NULL; |
348 |
capela |
107 |
|
349 |
capela |
952 |
sprintf(szQuery, "GET AUDIO_OUTPUT_DRIVER INFO %s\r\n", pszAudioDriver); |
350 |
|
|
return _lscp_driver_info_query(pClient, &(pClient->audio_driver_info), szQuery); |
351 |
capela |
107 |
} |
352 |
|
|
|
353 |
|
|
|
354 |
|
|
/** |
355 |
|
|
* Getting informations about specific audio output driver parameter. |
356 |
|
|
* GET AUDIO_OUTPUT_DRIVER_PARAMETER INFO <audio-output-driver> <param> [<dep-list>] |
357 |
|
|
* |
358 |
|
|
* @param pClient Pointer to client instance structure. |
359 |
|
|
* @param pszAudioDriver Audio driver type string (e.g. "ALSA"). |
360 |
|
|
* @param pszParam Audio driver parameter name. |
361 |
|
|
* @param pDepList Pointer to specific dependencies parameter list. |
362 |
|
|
* |
363 |
|
|
* @returns A pointer to a @ref lscp_param_info_t structure, with |
364 |
|
|
* the given audio driver parameter information, or NULL in case of failure. |
365 |
|
|
*/ |
366 |
|
|
lscp_param_info_t *lscp_get_audio_driver_param_info ( lscp_client_t *pClient, const char *pszAudioDriver, const char *pszParam, lscp_param_t *pDepList ) |
367 |
|
|
{ |
368 |
capela |
952 |
char szQuery[LSCP_BUFSIZ]; |
369 |
capela |
107 |
|
370 |
capela |
952 |
if (pClient == NULL) |
371 |
|
|
return NULL; |
372 |
|
|
if (pszAudioDriver == NULL) |
373 |
|
|
return NULL; |
374 |
|
|
if (pszParam == NULL) |
375 |
|
|
return NULL; |
376 |
capela |
107 |
|
377 |
capela |
952 |
sprintf(szQuery, "GET AUDIO_OUTPUT_DRIVER_PARAMETER INFO %s %s", pszAudioDriver, pszParam); |
378 |
|
|
return _lscp_param_info_query(pClient, &(pClient->audio_param_info), szQuery, sizeof(szQuery), pDepList); |
379 |
capela |
107 |
} |
380 |
|
|
|
381 |
|
|
|
382 |
|
|
//------------------------------------------------------------------------- |
383 |
|
|
// Audio device control functions. |
384 |
|
|
|
385 |
|
|
/** |
386 |
|
|
* Creating an audio output device. |
387 |
|
|
* CREATE AUDIO_OUTPUT_DEVICE <audio-output-driver> [<params>] |
388 |
|
|
* |
389 |
|
|
* @param pClient Pointer to client instance structure. |
390 |
|
|
* @param pszAudioDriver Audio driver type string (e.g. "ALSA"). |
391 |
|
|
* @param pParams Pointer to specific parameter list. |
392 |
|
|
* |
393 |
|
|
* @returns The new audio device number identifier on success, |
394 |
|
|
* or -1 in case of failure. |
395 |
|
|
*/ |
396 |
|
|
int lscp_create_audio_device ( lscp_client_t *pClient, const char *pszAudioDriver, lscp_param_t *pParams ) |
397 |
|
|
{ |
398 |
capela |
952 |
char szQuery[LSCP_BUFSIZ]; |
399 |
|
|
int iAudioDevice = -1; |
400 |
capela |
107 |
|
401 |
capela |
952 |
if (pClient == NULL) |
402 |
capela |
975 |
return -1; |
403 |
capela |
952 |
if (pszAudioDriver == NULL) |
404 |
capela |
975 |
return -1; |
405 |
capela |
107 |
|
406 |
capela |
952 |
// Lock this section up. |
407 |
|
|
lscp_mutex_lock(pClient->mutex); |
408 |
capela |
171 |
|
409 |
capela |
952 |
sprintf(szQuery, "CREATE AUDIO_OUTPUT_DEVICE %s", pszAudioDriver); |
410 |
|
|
lscp_param_concat(szQuery, sizeof(szQuery), pParams); |
411 |
|
|
if (lscp_client_call(pClient, szQuery, 0) == LSCP_OK) |
412 |
|
|
iAudioDevice = atoi(lscp_client_get_result(pClient)); |
413 |
capela |
171 |
|
414 |
capela |
952 |
// Unlock this section down. |
415 |
|
|
lscp_mutex_unlock(pClient->mutex); |
416 |
capela |
171 |
|
417 |
capela |
952 |
return iAudioDevice; |
418 |
capela |
107 |
} |
419 |
|
|
|
420 |
|
|
|
421 |
|
|
/** |
422 |
|
|
* Destroying an audio output device. |
423 |
|
|
* DESTROY AUDIO_OUTPUT_DEVICE <audio-device-id> |
424 |
|
|
* |
425 |
|
|
* @param pClient Pointer to client instance structure. |
426 |
|
|
* @param iAudioDevice Audio device number identifier. |
427 |
|
|
* |
428 |
|
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
429 |
|
|
*/ |
430 |
|
|
lscp_status_t lscp_destroy_audio_device ( lscp_client_t *pClient, int iAudioDevice ) |
431 |
|
|
{ |
432 |
capela |
952 |
lscp_status_t ret = LSCP_FAILED; |
433 |
|
|
char szQuery[LSCP_BUFSIZ]; |
434 |
capela |
107 |
|
435 |
capela |
952 |
if (pClient == NULL) |
436 |
|
|
return ret; |
437 |
|
|
if (iAudioDevice < 0) |
438 |
|
|
return ret; |
439 |
capela |
107 |
|
440 |
capela |
952 |
sprintf(szQuery, "DESTROY AUDIO_OUTPUT_DEVICE %d\r\n", iAudioDevice); |
441 |
|
|
return lscp_client_query(pClient, szQuery); |
442 |
capela |
107 |
} |
443 |
|
|
|
444 |
|
|
|
445 |
|
|
/** |
446 |
capela |
125 |
* Getting all created audio output device count. |
447 |
capela |
107 |
* GET AUDIO_OUTPUT_DEVICES |
448 |
|
|
* |
449 |
|
|
* @param pClient Pointer to client instance structure. |
450 |
|
|
* |
451 |
capela |
125 |
* @returns The current total number of audio devices on success, |
452 |
|
|
* -1 otherwise. |
453 |
|
|
*/ |
454 |
|
|
int lscp_get_audio_devices ( lscp_client_t *pClient ) |
455 |
|
|
{ |
456 |
capela |
952 |
int iAudioDevices = -1; |
457 |
capela |
132 |
|
458 |
capela |
975 |
if (pClient == NULL) |
459 |
|
|
return -1; |
460 |
|
|
|
461 |
capela |
952 |
// Lock this section up. |
462 |
|
|
lscp_mutex_lock(pClient->mutex); |
463 |
capela |
132 |
|
464 |
capela |
952 |
if (lscp_client_call(pClient, "GET AUDIO_OUTPUT_DEVICES\r\n", 0) == LSCP_OK) |
465 |
|
|
iAudioDevices = atoi(lscp_client_get_result(pClient)); |
466 |
capela |
132 |
|
467 |
capela |
952 |
// Unlock this section down. |
468 |
|
|
lscp_mutex_unlock(pClient->mutex); |
469 |
capela |
132 |
|
470 |
capela |
952 |
return iAudioDevices; |
471 |
capela |
125 |
} |
472 |
|
|
|
473 |
|
|
|
474 |
|
|
/** |
475 |
|
|
* Getting all created audio output device list. |
476 |
|
|
* LIST AUDIO_OUTPUT_DEVICES |
477 |
|
|
* |
478 |
|
|
* @param pClient Pointer to client instance structure. |
479 |
|
|
* |
480 |
capela |
107 |
* @returns An array of audio device number identifiers, |
481 |
|
|
* terminated with -1 on success, or NULL in case of failure. |
482 |
|
|
*/ |
483 |
capela |
125 |
int *lscp_list_audio_devices ( lscp_client_t *pClient ) |
484 |
capela |
107 |
{ |
485 |
capela |
952 |
const char *pszSeps = ","; |
486 |
capela |
107 |
|
487 |
capela |
952 |
if (pClient == NULL) |
488 |
|
|
return NULL; |
489 |
capela |
107 |
|
490 |
capela |
952 |
// Lock this section up. |
491 |
|
|
lscp_mutex_lock(pClient->mutex); |
492 |
capela |
132 |
|
493 |
capela |
952 |
if (pClient->audio_devices) { |
494 |
|
|
lscp_isplit_destroy(pClient->audio_devices); |
495 |
|
|
pClient->audio_devices = NULL; |
496 |
|
|
} |
497 |
capela |
125 |
|
498 |
capela |
952 |
if (lscp_client_call(pClient, "LIST AUDIO_OUTPUT_DEVICES\r\n", 0) == LSCP_OK) |
499 |
|
|
pClient->audio_devices = lscp_isplit_create(lscp_client_get_result(pClient), pszSeps); |
500 |
capela |
125 |
|
501 |
capela |
952 |
// Unlock this section down. |
502 |
|
|
lscp_mutex_unlock(pClient->mutex); |
503 |
capela |
132 |
|
504 |
capela |
952 |
return pClient->audio_devices; |
505 |
capela |
107 |
} |
506 |
|
|
|
507 |
|
|
|
508 |
|
|
/** |
509 |
|
|
* Getting current settings of an audio output device. |
510 |
|
|
* GET AUDIO_OUTPUT_DEVICE INFO <audio-device-id> |
511 |
|
|
* |
512 |
|
|
* @param pClient Pointer to client instance structure. |
513 |
|
|
* @param iAudioDevice Audio device number identifier. |
514 |
|
|
* |
515 |
|
|
* @returns A pointer to a @ref lscp_device_info_t structure, with |
516 |
|
|
* the given audio device information, or NULL in case of failure. |
517 |
|
|
*/ |
518 |
|
|
lscp_device_info_t *lscp_get_audio_device_info ( lscp_client_t *pClient, int iAudioDevice ) |
519 |
|
|
{ |
520 |
capela |
952 |
char szQuery[LSCP_BUFSIZ]; |
521 |
capela |
107 |
|
522 |
capela |
952 |
if (pClient == NULL) |
523 |
|
|
return NULL; |
524 |
|
|
if (iAudioDevice < 0) |
525 |
|
|
return NULL; |
526 |
capela |
107 |
|
527 |
capela |
952 |
sprintf(szQuery, "GET AUDIO_OUTPUT_DEVICE INFO %d\r\n", iAudioDevice); |
528 |
|
|
return _lscp_device_info_query(pClient, &(pClient->audio_device_info), szQuery); |
529 |
capela |
107 |
} |
530 |
|
|
|
531 |
|
|
|
532 |
|
|
/** |
533 |
|
|
* Changing settings of audio output devices. |
534 |
capela |
171 |
* SET AUDIO_OUTPUT_DEVICE_PARAMETER <audio-device-id> <param>=<value> |
535 |
capela |
107 |
* |
536 |
|
|
* @param pClient Pointer to client instance structure. |
537 |
|
|
* @param iAudioDevice Audio device number identifier. |
538 |
|
|
* @param pParam Pointer to a key-valued audio device parameter. |
539 |
|
|
* |
540 |
|
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
541 |
|
|
*/ |
542 |
|
|
lscp_status_t lscp_set_audio_device_param ( lscp_client_t *pClient, int iAudioDevice, lscp_param_t *pParam ) |
543 |
|
|
{ |
544 |
capela |
952 |
char szQuery[LSCP_BUFSIZ]; |
545 |
capela |
107 |
|
546 |
capela |
952 |
if (pClient == NULL) |
547 |
|
|
return LSCP_FAILED; |
548 |
|
|
if (iAudioDevice < 0) |
549 |
|
|
return LSCP_FAILED; |
550 |
|
|
if (pParam == NULL) |
551 |
|
|
return LSCP_FAILED; |
552 |
capela |
107 |
|
553 |
capela |
952 |
sprintf(szQuery, "SET AUDIO_OUTPUT_DEVICE_PARAMETER %d %s='%s'\r\n", iAudioDevice, pParam->key, pParam->value); |
554 |
|
|
return lscp_client_query(pClient, szQuery); |
555 |
capela |
107 |
} |
556 |
|
|
|
557 |
|
|
|
558 |
|
|
/** |
559 |
|
|
* Getting informations about an audio channel. |
560 |
|
|
* GET AUDIO_OUTPUT_CHANNEL INFO <audio-device-id> <audio-channel> |
561 |
|
|
* |
562 |
|
|
* @param pClient Pointer to client instance structure. |
563 |
|
|
* @param iAudioDevice Audio device number identifier. |
564 |
|
|
* @param iAudioChannel Audio channel number. |
565 |
|
|
* |
566 |
capela |
171 |
* @returns A pointer to a @ref lscp_device_port_info_t structure, |
567 |
capela |
107 |
* with the given audio channel information, or NULL in case of failure. |
568 |
|
|
*/ |
569 |
capela |
171 |
lscp_device_port_info_t* lscp_get_audio_channel_info ( lscp_client_t *pClient, int iAudioDevice, int iAudioChannel ) |
570 |
capela |
107 |
{ |
571 |
capela |
952 |
char szQuery[LSCP_BUFSIZ]; |
572 |
capela |
107 |
|
573 |
capela |
952 |
if (pClient == NULL) |
574 |
|
|
return NULL; |
575 |
|
|
if (iAudioDevice < 0) |
576 |
|
|
return NULL; |
577 |
|
|
if (iAudioChannel < 0) |
578 |
|
|
return NULL; |
579 |
capela |
107 |
|
580 |
capela |
952 |
sprintf(szQuery, "GET AUDIO_OUTPUT_CHANNEL INFO %d %d\r\n", iAudioDevice, iAudioChannel); |
581 |
|
|
return _lscp_device_port_info_query(pClient, &(pClient->audio_channel_info), szQuery); |
582 |
capela |
107 |
} |
583 |
|
|
|
584 |
|
|
|
585 |
|
|
/** |
586 |
|
|
* Getting informations about specific audio channel parameter. |
587 |
|
|
* GET AUDIO_OUTPUT_CHANNEL_PARAMETER INFO <audio-device-id> <audio-channel> <param> |
588 |
|
|
* |
589 |
|
|
* @param pClient Pointer to client instance structure. |
590 |
|
|
* @param iAudioDevice Audio device number identifier. |
591 |
|
|
* @param iAudioChannel Audio channel number. |
592 |
|
|
* @param pszParam Audio channel parameter name. |
593 |
|
|
* |
594 |
|
|
* @returns A pointer to a @ref lscp_param_info_t structure, with |
595 |
|
|
* the given audio channel parameter information, or NULL in case of failure. |
596 |
|
|
*/ |
597 |
|
|
lscp_param_info_t* lscp_get_audio_channel_param_info ( lscp_client_t *pClient, int iAudioDevice, int iAudioChannel, const char *pszParam ) |
598 |
|
|
{ |
599 |
capela |
952 |
char szQuery[LSCP_BUFSIZ]; |
600 |
capela |
107 |
|
601 |
capela |
952 |
if (pClient == NULL) |
602 |
|
|
return NULL; |
603 |
|
|
if (iAudioDevice < 0) |
604 |
|
|
return NULL; |
605 |
|
|
if (iAudioChannel < 0) |
606 |
|
|
return NULL; |
607 |
|
|
if (pszParam == NULL) |
608 |
|
|
return NULL; |
609 |
capela |
107 |
|
610 |
capela |
952 |
sprintf(szQuery, "GET AUDIO_OUTPUT_CHANNEL_PARAMETER INFO %d %d %s", iAudioDevice, iAudioChannel, pszParam); |
611 |
|
|
return _lscp_param_info_query(pClient, &(pClient->audio_channel_param_info), szQuery, sizeof(szQuery), NULL); |
612 |
capela |
107 |
} |
613 |
|
|
|
614 |
|
|
|
615 |
|
|
/** |
616 |
|
|
* Changing settings of audio output channels. |
617 |
|
|
* SET AUDIO_OUTPUT_CHANNEL_PARAMETER <audio-device-id> <audio-channel> <param> <value> |
618 |
|
|
* |
619 |
|
|
* @param pClient Pointer to client instance structure. |
620 |
|
|
* @param iAudioDevice Audio device number identifier. |
621 |
|
|
* @param iAudioChannel Audio channel number. |
622 |
|
|
* @param pParam Pointer to a key-valued audio channel parameter. |
623 |
|
|
* |
624 |
|
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
625 |
|
|
*/ |
626 |
|
|
lscp_status_t lscp_set_audio_channel_param ( lscp_client_t *pClient, int iAudioDevice, int iAudioChannel, lscp_param_t *pParam ) |
627 |
|
|
{ |
628 |
capela |
952 |
char szQuery[LSCP_BUFSIZ]; |
629 |
capela |
107 |
|
630 |
capela |
952 |
if (pClient == NULL) |
631 |
|
|
return LSCP_FAILED; |
632 |
|
|
if (iAudioDevice < 0) |
633 |
|
|
return LSCP_FAILED; |
634 |
|
|
if (iAudioChannel < 0) |
635 |
|
|
return LSCP_FAILED; |
636 |
|
|
if (pParam == NULL) |
637 |
|
|
return LSCP_FAILED; |
638 |
capela |
107 |
|
639 |
capela |
952 |
sprintf(szQuery, "SET AUDIO_OUTPUT_CHANNEL_PARAMETER %d %d %s='%s'\r\n", iAudioDevice, iAudioChannel, pParam->key, pParam->value); |
640 |
|
|
return lscp_client_query(pClient, szQuery); |
641 |
capela |
107 |
} |
642 |
|
|
|
643 |
|
|
|
644 |
|
|
//------------------------------------------------------------------------- |
645 |
|
|
// MIDI driver control functions. |
646 |
|
|
|
647 |
|
|
/** |
648 |
capela |
523 |
* Getting all available MIDI input driver count. |
649 |
capela |
107 |
* GET AVAILABLE_MIDI_INPUT_DRIVERS |
650 |
|
|
* |
651 |
|
|
* @param pClient Pointer to client instance structure. |
652 |
|
|
* |
653 |
capela |
523 |
* @returns The current total number of MIDI input drivers on success, |
654 |
|
|
* -1 otherwise. |
655 |
|
|
*/ |
656 |
|
|
int lscp_get_available_midi_drivers ( lscp_client_t *pClient ) |
657 |
|
|
{ |
658 |
capela |
952 |
int iMidiDrivers = -1; |
659 |
capela |
523 |
|
660 |
capela |
975 |
if (pClient == NULL) |
661 |
|
|
return -1; |
662 |
|
|
|
663 |
capela |
952 |
// Lock this section up. |
664 |
|
|
lscp_mutex_lock(pClient->mutex); |
665 |
capela |
523 |
|
666 |
capela |
952 |
if (lscp_client_call(pClient, "GET AVAILABLE_MIDI_INPUT_DRIVERS\r\n", 0) == LSCP_OK) |
667 |
|
|
iMidiDrivers = atoi(lscp_client_get_result(pClient)); |
668 |
capela |
523 |
|
669 |
capela |
952 |
// Unlock this section up. |
670 |
|
|
lscp_mutex_unlock(pClient->mutex); |
671 |
capela |
523 |
|
672 |
capela |
952 |
return iMidiDrivers; |
673 |
capela |
523 |
} |
674 |
|
|
|
675 |
|
|
|
676 |
|
|
/** |
677 |
|
|
* Getting all available MIDI input drivers. |
678 |
|
|
* LIST AVAILABLE_MIDI_INPUT_DRIVERS |
679 |
|
|
* |
680 |
|
|
* @param pClient Pointer to client instance structure. |
681 |
|
|
* |
682 |
capela |
107 |
* @returns A NULL terminated array of MIDI input driver type |
683 |
|
|
* name strings, or NULL in case of failure. |
684 |
|
|
*/ |
685 |
capela |
523 |
const char** lscp_list_available_midi_drivers ( lscp_client_t *pClient ) |
686 |
capela |
107 |
{ |
687 |
capela |
952 |
const char *pszSeps = ","; |
688 |
capela |
107 |
|
689 |
capela |
975 |
if (pClient == NULL) |
690 |
|
|
return NULL; |
691 |
|
|
|
692 |
capela |
952 |
// Lock this section up. |
693 |
|
|
lscp_mutex_lock(pClient->mutex); |
694 |
capela |
132 |
|
695 |
capela |
952 |
if (pClient->midi_drivers) { |
696 |
|
|
lscp_szsplit_destroy(pClient->midi_drivers); |
697 |
|
|
pClient->midi_drivers = NULL; |
698 |
|
|
} |
699 |
capela |
107 |
|
700 |
capela |
952 |
if (lscp_client_call(pClient, "LIST AVAILABLE_MIDI_INPUT_DRIVERS\r\n", 0) == LSCP_OK) |
701 |
|
|
pClient->midi_drivers = lscp_szsplit_create(lscp_client_get_result(pClient), pszSeps); |
702 |
capela |
107 |
|
703 |
capela |
952 |
// Unlock this section up. |
704 |
|
|
lscp_mutex_unlock(pClient->mutex); |
705 |
capela |
132 |
|
706 |
capela |
952 |
return (const char **) pClient->midi_drivers; |
707 |
capela |
107 |
} |
708 |
|
|
|
709 |
|
|
|
710 |
|
|
/** |
711 |
|
|
* Getting informations about a specific MIDI input driver. |
712 |
|
|
* GET MIDI_INPUT_DRIVER INFO <midi-input-type> |
713 |
|
|
* |
714 |
|
|
* @param pClient Pointer to client instance structure. |
715 |
|
|
* @param pszMidiDriver MIDI driver type string (e.g. "ALSA"). |
716 |
|
|
* |
717 |
|
|
* @returns A pointer to a @ref lscp_driver_info_t structure, with |
718 |
|
|
* the given MIDI driver information, or NULL in case of failure. |
719 |
|
|
*/ |
720 |
|
|
lscp_driver_info_t* lscp_get_midi_driver_info ( lscp_client_t *pClient, const char *pszMidiDriver ) |
721 |
|
|
{ |
722 |
capela |
952 |
char szQuery[LSCP_BUFSIZ]; |
723 |
capela |
107 |
|
724 |
capela |
952 |
if (pszMidiDriver == NULL) |
725 |
|
|
return NULL; |
726 |
capela |
107 |
|
727 |
capela |
952 |
sprintf(szQuery, "GET MIDI_INPUT_DRIVER INFO %s\r\n", pszMidiDriver); |
728 |
|
|
return _lscp_driver_info_query(pClient, &(pClient->midi_driver_info), szQuery); |
729 |
capela |
107 |
} |
730 |
|
|
|
731 |
|
|
|
732 |
|
|
/** |
733 |
|
|
* Getting informations about specific MIDI input driver parameter. |
734 |
|
|
* GET MIDI_INPUT_DRIVER_PARAMETER INFO <midi-input-driver> <param> [<dep-list>] |
735 |
|
|
* |
736 |
|
|
* @param pClient Pointer to client instance structure. |
737 |
|
|
* @param pszMidiDriver MIDI driver type string (e.g. "ALSA"). |
738 |
|
|
* @param pszParam MIDI driver parameter name. |
739 |
|
|
* @param pDepList Pointer to specific dependencies parameter list. |
740 |
|
|
* |
741 |
|
|
* @returns A pointer to a @ref lscp_param_info_t structure, with |
742 |
|
|
* the given MIDI driver parameter information, or NULL in case of failure. |
743 |
|
|
* |
744 |
|
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
745 |
|
|
*/ |
746 |
|
|
lscp_param_info_t *lscp_get_midi_driver_param_info ( lscp_client_t *pClient, const char *pszMidiDriver, const char *pszParam, lscp_param_t *pDepList ) |
747 |
|
|
{ |
748 |
capela |
952 |
char szQuery[LSCP_BUFSIZ]; |
749 |
capela |
107 |
|
750 |
capela |
952 |
if (pClient == NULL) |
751 |
|
|
return NULL; |
752 |
|
|
if (pszMidiDriver == NULL) |
753 |
|
|
return NULL; |
754 |
|
|
if (pszParam == NULL) |
755 |
|
|
return NULL; |
756 |
capela |
107 |
|
757 |
capela |
952 |
sprintf(szQuery, "GET MIDI_INPUT_DRIVER_PARAMETER INFO %s %s", pszMidiDriver, pszParam); |
758 |
|
|
return _lscp_param_info_query(pClient, &(pClient->midi_param_info), szQuery, sizeof(szQuery), pDepList); |
759 |
capela |
107 |
} |
760 |
|
|
|
761 |
|
|
|
762 |
|
|
//------------------------------------------------------------------------- |
763 |
|
|
// MIDI device control functions. |
764 |
|
|
|
765 |
|
|
/** |
766 |
|
|
* Creating a MIDI input device. |
767 |
|
|
* CREATE MIDI_INPUT_DEVICE <midi-input-driver> [<params>] |
768 |
|
|
* |
769 |
|
|
* @param pClient Pointer to client instance structure. |
770 |
|
|
* @param pszMidiDriver MIDI driver type string (e.g. "ALSA"). |
771 |
|
|
* @param pParams Pointer to specific parameter list. |
772 |
|
|
* |
773 |
|
|
* @returns The new audio device number identifier on success, |
774 |
|
|
* or -1 in case of failure. |
775 |
|
|
*/ |
776 |
|
|
int lscp_create_midi_device ( lscp_client_t *pClient, const char *pszMidiDriver, lscp_param_t *pParams ) |
777 |
|
|
{ |
778 |
capela |
952 |
char szQuery[LSCP_BUFSIZ]; |
779 |
|
|
int iMidiDevice = -1; |
780 |
capela |
107 |
|
781 |
capela |
952 |
if (pClient == NULL) |
782 |
capela |
975 |
return -1; |
783 |
capela |
952 |
if (pszMidiDriver == NULL) |
784 |
capela |
975 |
return -1; |
785 |
capela |
107 |
|
786 |
capela |
952 |
// Lock this section up. |
787 |
|
|
lscp_mutex_lock(pClient->mutex); |
788 |
capela |
171 |
|
789 |
capela |
952 |
sprintf(szQuery, "CREATE MIDI_INPUT_DEVICE %s", pszMidiDriver); |
790 |
|
|
lscp_param_concat(szQuery, sizeof(szQuery), pParams); |
791 |
|
|
if (lscp_client_call(pClient, szQuery, 0) == LSCP_OK) |
792 |
|
|
iMidiDevice = atoi(lscp_client_get_result(pClient)); |
793 |
capela |
171 |
|
794 |
capela |
952 |
// Unlock this section down. |
795 |
|
|
lscp_mutex_unlock(pClient->mutex); |
796 |
capela |
171 |
|
797 |
capela |
952 |
return iMidiDevice; |
798 |
capela |
107 |
} |
799 |
|
|
|
800 |
|
|
|
801 |
|
|
/** |
802 |
|
|
* Destroying a MIDI input device. |
803 |
|
|
* DESTROY MIDI_INPUT_DEVICE <midi-device-id> |
804 |
|
|
* |
805 |
|
|
* @param pClient Pointer to client instance structure. |
806 |
|
|
* @param iMidiDevice MIDI device number identifier. |
807 |
|
|
* |
808 |
|
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
809 |
|
|
*/ |
810 |
|
|
lscp_status_t lscp_destroy_midi_device ( lscp_client_t *pClient, int iMidiDevice ) |
811 |
|
|
{ |
812 |
capela |
952 |
lscp_status_t ret = LSCP_FAILED; |
813 |
|
|
char szQuery[LSCP_BUFSIZ]; |
814 |
capela |
107 |
|
815 |
capela |
952 |
if (pClient == NULL) |
816 |
|
|
return ret; |
817 |
|
|
if (iMidiDevice < 0) |
818 |
|
|
return ret; |
819 |
capela |
107 |
|
820 |
capela |
952 |
sprintf(szQuery, "DESTROY MIDI_INPUT_DEVICE %d\r\n", iMidiDevice); |
821 |
|
|
return lscp_client_query(pClient, szQuery); |
822 |
capela |
107 |
} |
823 |
|
|
|
824 |
|
|
|
825 |
|
|
/** |
826 |
capela |
125 |
* Getting all created MIDI intput device count. |
827 |
capela |
107 |
* GET MIDI_INPUT_DEVICES |
828 |
|
|
* |
829 |
|
|
* @param pClient Pointer to client instance structure. |
830 |
|
|
* |
831 |
capela |
125 |
* @returns The current total number of MIDI devices on success, |
832 |
|
|
* -1 otherwise. |
833 |
|
|
*/ |
834 |
|
|
int lscp_get_midi_devices ( lscp_client_t *pClient ) |
835 |
|
|
{ |
836 |
capela |
952 |
int iMidiDevices = -1; |
837 |
capela |
132 |
|
838 |
capela |
975 |
if (pClient == NULL) |
839 |
|
|
return -1; |
840 |
|
|
|
841 |
capela |
952 |
// Lock this section up. |
842 |
|
|
lscp_mutex_lock(pClient->mutex); |
843 |
capela |
132 |
|
844 |
capela |
952 |
if (lscp_client_call(pClient, "GET MIDI_INPUT_DEVICES\r\n", 0) == LSCP_OK) |
845 |
|
|
iMidiDevices = atoi(lscp_client_get_result(pClient)); |
846 |
|
|
|
847 |
|
|
// Unlock this section down. |
848 |
|
|
lscp_mutex_unlock(pClient->mutex); |
849 |
capela |
132 |
|
850 |
capela |
952 |
return iMidiDevices; |
851 |
capela |
125 |
} |
852 |
|
|
|
853 |
|
|
|
854 |
|
|
/** |
855 |
|
|
* Getting all created MIDI intput device list. |
856 |
|
|
* LIST MIDI_INPUT_DEVICES |
857 |
|
|
* |
858 |
|
|
* @param pClient Pointer to client instance structure. |
859 |
|
|
* |
860 |
capela |
107 |
* @returns An array of MIDI device number identifiers, |
861 |
|
|
* terminated with -1 on success, or NULL in case of failure. |
862 |
|
|
*/ |
863 |
capela |
125 |
int *lscp_list_midi_devices ( lscp_client_t *pClient ) |
864 |
capela |
107 |
{ |
865 |
capela |
952 |
const char *pszSeps = ","; |
866 |
capela |
107 |
|
867 |
capela |
952 |
if (pClient == NULL) |
868 |
|
|
return NULL; |
869 |
capela |
107 |
|
870 |
capela |
952 |
// Lock this section up. |
871 |
|
|
lscp_mutex_lock(pClient->mutex); |
872 |
capela |
132 |
|
873 |
capela |
952 |
if (pClient->midi_devices) { |
874 |
|
|
lscp_isplit_destroy(pClient->midi_devices); |
875 |
|
|
pClient->midi_devices = NULL; |
876 |
|
|
} |
877 |
capela |
125 |
|
878 |
capela |
952 |
if (lscp_client_call(pClient, "LIST MIDI_INPUT_DEVICES\r\n", 0) == LSCP_OK) |
879 |
|
|
pClient->midi_devices = lscp_isplit_create(lscp_client_get_result(pClient), pszSeps); |
880 |
capela |
125 |
|
881 |
capela |
952 |
// Unlock this section down. |
882 |
|
|
lscp_mutex_unlock(pClient->mutex); |
883 |
capela |
132 |
|
884 |
capela |
952 |
return pClient->midi_devices; |
885 |
capela |
107 |
} |
886 |
|
|
|
887 |
|
|
|
888 |
|
|
/** |
889 |
|
|
* Getting current settings of a MIDI input device. |
890 |
|
|
* GET MIDI_INPUT_DEVICE INFO <midi-device-id> |
891 |
|
|
* |
892 |
|
|
* @param pClient Pointer to client instance structure. |
893 |
|
|
* @param iMidiDevice MIDI device number identifier. |
894 |
|
|
* |
895 |
|
|
* @returns A pointer to a @ref lscp_device_info_t structure, with |
896 |
|
|
* the given MIDI device information, or NULL in case of failure. |
897 |
|
|
*/ |
898 |
|
|
lscp_device_info_t* lscp_get_midi_device_info ( lscp_client_t *pClient, int iMidiDevice ) |
899 |
|
|
{ |
900 |
capela |
952 |
char szQuery[LSCP_BUFSIZ]; |
901 |
capela |
107 |
|
902 |
capela |
952 |
if (pClient == NULL) |
903 |
|
|
return NULL; |
904 |
|
|
if (iMidiDevice < 0) |
905 |
|
|
return NULL; |
906 |
capela |
107 |
|
907 |
capela |
952 |
sprintf(szQuery, "GET MIDI_INPUT_DEVICE INFO %d\r\n", iMidiDevice); |
908 |
|
|
return _lscp_device_info_query(pClient, &(pClient->midi_device_info), szQuery); |
909 |
capela |
107 |
} |
910 |
|
|
|
911 |
|
|
|
912 |
|
|
/** |
913 |
|
|
* Changing settings of MIDI input devices. |
914 |
capela |
171 |
* SET MIDI_INPUT_DEVICE_PARAMETER <midi-device-id> <param>=<value> |
915 |
capela |
107 |
* |
916 |
|
|
* @param pClient Pointer to client instance structure. |
917 |
|
|
* @param iMidiDevice MIDI device number identifier. |
918 |
|
|
* @param pParam Pointer to a key-valued MIDI device parameter. |
919 |
|
|
* |
920 |
|
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
921 |
|
|
*/ |
922 |
|
|
lscp_status_t lscp_set_midi_device_param ( lscp_client_t *pClient, int iMidiDevice, lscp_param_t *pParam ) |
923 |
|
|
{ |
924 |
capela |
952 |
char szQuery[LSCP_BUFSIZ]; |
925 |
capela |
107 |
|
926 |
capela |
952 |
if (pClient == NULL) |
927 |
|
|
return LSCP_FAILED; |
928 |
|
|
if (iMidiDevice < 0) |
929 |
|
|
return LSCP_FAILED; |
930 |
|
|
if (pParam == NULL) |
931 |
|
|
return LSCP_FAILED; |
932 |
capela |
107 |
|
933 |
capela |
952 |
sprintf(szQuery, "SET MIDI_INPUT_DEVICE_PARAMETER %d %s='%s'\r\n", iMidiDevice, pParam->key, pParam->value); |
934 |
|
|
return lscp_client_query(pClient, szQuery); |
935 |
capela |
107 |
} |
936 |
|
|
|
937 |
|
|
|
938 |
|
|
/** |
939 |
|
|
* Getting informations about a MIDI port. |
940 |
|
|
* GET MIDI_INPUT_PORT INFO <midi-device-id> <midi-port> |
941 |
|
|
* |
942 |
|
|
* @param pClient Pointer to client instance structure. |
943 |
|
|
* @param iMidiDevice MIDI device number identifier. |
944 |
|
|
* @param iMidiPort MIDI port number. |
945 |
|
|
* |
946 |
capela |
171 |
* @returns A pointer to a @ref lscp_device_port_info_t structure, |
947 |
capela |
107 |
* with the given MIDI port information, or NULL in case of failure. |
948 |
|
|
*/ |
949 |
capela |
171 |
lscp_device_port_info_t* lscp_get_midi_port_info ( lscp_client_t *pClient, int iMidiDevice, int iMidiPort ) |
950 |
capela |
107 |
{ |
951 |
capela |
952 |
char szQuery[LSCP_BUFSIZ]; |
952 |
capela |
107 |
|
953 |
capela |
952 |
if (pClient == NULL) |
954 |
|
|
return NULL; |
955 |
|
|
if (iMidiDevice < 0) |
956 |
|
|
return NULL; |
957 |
|
|
if (iMidiPort < 0) |
958 |
|
|
return NULL; |
959 |
capela |
107 |
|
960 |
capela |
952 |
sprintf(szQuery, "GET MIDI_INPUT_PORT INFO %d %d\r\n", iMidiDevice, iMidiPort); |
961 |
|
|
return _lscp_device_port_info_query(pClient, &(pClient->midi_port_info), szQuery); |
962 |
capela |
107 |
} |
963 |
|
|
|
964 |
|
|
|
965 |
|
|
/** |
966 |
|
|
* Getting informations about specific MIDI port parameter. |
967 |
|
|
* GET MIDI_INPUT_PORT_PARAMETER INFO <midi-device-id> <midi-port> <param> |
968 |
|
|
* |
969 |
|
|
* @param pClient Pointer to client instance structure. |
970 |
|
|
* @param iMidiDevice MIDI device number identifier. |
971 |
|
|
* @param iMidiPort MIDI port number. |
972 |
|
|
* @param pszParam MIDI port parameter name. |
973 |
|
|
* |
974 |
|
|
* @returns A pointer to a @ref lscp_param_info_t structure, with |
975 |
|
|
* the given MIDI port parameter information, or NULL in case of failure. |
976 |
|
|
*/ |
977 |
|
|
lscp_param_info_t* lscp_get_midi_port_param_info ( lscp_client_t *pClient, int iMidiDevice, int iMidiPort, const char *pszParam ) |
978 |
|
|
{ |
979 |
capela |
952 |
char szQuery[LSCP_BUFSIZ]; |
980 |
capela |
107 |
|
981 |
capela |
952 |
if (pClient == NULL) |
982 |
|
|
return NULL; |
983 |
|
|
if (iMidiDevice < 0) |
984 |
|
|
return NULL; |
985 |
|
|
if (iMidiPort < 0) |
986 |
|
|
return NULL; |
987 |
|
|
if (pszParam == NULL) |
988 |
|
|
return NULL; |
989 |
capela |
107 |
|
990 |
capela |
952 |
sprintf(szQuery, "GET MIDI_INPUT_PORT_PARAMETER INFO %d %d %s", iMidiDevice, iMidiPort, pszParam); |
991 |
|
|
return _lscp_param_info_query(pClient, &(pClient->midi_port_param_info), szQuery, sizeof(szQuery), NULL); |
992 |
capela |
107 |
} |
993 |
|
|
|
994 |
|
|
|
995 |
|
|
/** |
996 |
|
|
* Changing settings of MIDI input ports. |
997 |
|
|
* SET MIDI_INPUT_PORT_PARAMETER <midi-device-id> <midi-port> <param> <value> |
998 |
|
|
* |
999 |
|
|
* @param pClient Pointer to client instance structure. |
1000 |
|
|
* @param iMidiDevice MIDI device number identifier. |
1001 |
|
|
* @param iMidiPort MIDI port number. |
1002 |
|
|
* @param pParam Pointer to a key-valued MIDI port parameter. |
1003 |
|
|
* |
1004 |
|
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
1005 |
|
|
*/ |
1006 |
|
|
lscp_status_t lscp_set_midi_port_param ( lscp_client_t *pClient, int iMidiDevice, int iMidiPort, lscp_param_t *pParam ) |
1007 |
|
|
{ |
1008 |
capela |
952 |
char szQuery[LSCP_BUFSIZ]; |
1009 |
capela |
107 |
|
1010 |
capela |
952 |
if (pClient == NULL) |
1011 |
|
|
return LSCP_FAILED; |
1012 |
|
|
if (iMidiDevice < 0) |
1013 |
|
|
return LSCP_FAILED; |
1014 |
|
|
if (iMidiPort < 0) |
1015 |
|
|
return LSCP_FAILED; |
1016 |
|
|
if (pParam == NULL) |
1017 |
|
|
return LSCP_FAILED; |
1018 |
capela |
107 |
|
1019 |
capela |
952 |
sprintf(szQuery, "SET MIDI_INPUT_PORT_PARAMETER %d %d %s='%s'\r\n", iMidiDevice, iMidiPort, pParam->key, pParam->value); |
1020 |
|
|
return lscp_client_query(pClient, szQuery); |
1021 |
capela |
107 |
} |
1022 |
|
|
|
1023 |
capela |
189 |
|
1024 |
|
|
//------------------------------------------------------------------------- |
1025 |
|
|
// Generic parameter list functions. |
1026 |
|
|
|
1027 |
|
|
const char *lscp_get_param_value ( lscp_param_t *pParams, const char *pszParam ) |
1028 |
|
|
{ |
1029 |
capela |
952 |
int i; |
1030 |
capela |
449 |
|
1031 |
capela |
952 |
for (i = 0; pParams && pParams[i].key; i++) { |
1032 |
|
|
if (strcasecmp(pParams[i].key, pszParam) == 0) |
1033 |
|
|
return (const char *) pParams[i].value; |
1034 |
|
|
} |
1035 |
|
|
return NULL; |
1036 |
capela |
189 |
} |
1037 |
|
|
|
1038 |
|
|
|
1039 |
capela |
107 |
// end of device.c |
1040 |
|
|
|