/[svn]/liblscp/trunk/src/device.c
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revision 125 by capela, Mon Jun 14 21:04:04 2004 UTC revision 952 by capela, Tue Nov 28 22:46:32 2006 UTC
# Line 2  Line 2 
2  //  //
3  /****************************************************************************  /****************************************************************************
4     liblscp - LinuxSampler Control Protocol API     liblscp - LinuxSampler Control Protocol API
5     Copyright (C) 2004, rncbc aka Rui Nuno Capela. All rights reserved.     Copyright (C) 2004-2006, rncbc aka Rui Nuno Capela. All rights reserved.
6    
7     This library is free software; you can redistribute it and/or     This library is free software; you can redistribute it and/or
8     modify it under the terms of the GNU Lesser General Public     modify it under the terms of the GNU Lesser General Public
# Line 14  Line 14 
14     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15     Lesser General Public License for more details.     Lesser General Public License for more details.
16    
17     You should have received a copy of the GNU Lesser General Public     You should have received a copy of the GNU General Public License along
18     License along with this library; if not, write to the Free Software     with this program; if not, write to the Free Software Foundation, Inc.,
19     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20    
21  *****************************************************************************/  *****************************************************************************/
22    
# Line 25  Line 25 
25    
26  // Local prototypes.  // Local prototypes.
27    
28  static lscp_driver_info_t *_lscp_driver_info_query (lscp_client_t *pClient, lscp_driver_info_t *pDriverInfo, const char *pszQuery);  static lscp_driver_info_t *_lscp_driver_info_query (lscp_client_t *pClient, lscp_driver_info_t *pDriverInfo, char *pszQuery);
29    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    
32    static lscp_device_port_info_t *_lscp_device_port_info_query (lscp_client_t *pClient, lscp_device_port_info_t *pDevicePortInfo, char *pszQuery);
33    
34    
35  //-------------------------------------------------------------------------  //-------------------------------------------------------------------------
36  // Local funtions.  // Local funtions.
37    
38  // Common driver type query command.  // Common driver type query command.
39  static lscp_driver_info_t *_lscp_driver_info_query ( lscp_client_t *pClient, lscp_driver_info_t *pDriverInfo, const char *pszQuery )  static lscp_driver_info_t *_lscp_driver_info_query ( lscp_client_t *pClient, lscp_driver_info_t *pDriverInfo, char *pszQuery )
40  {  {
41      const char *pszResult;          const char *pszResult;
42      const char *pszSeps = ":";          const char *pszSeps = ":";
43      const char *pszCrlf = "\r\n";          const char *pszCrlf = "\r\n";
44      char *pszToken;          char *pszToken;
45      char *pch;          char *pch;
46    
47      lscp_driver_info_reset(pDriverInfo);          // Lock this section up.
48            lscp_mutex_lock(pClient->mutex);
49      if (lscp_client_query(pClient, pszQuery) != LSCP_OK)  
50          return NULL;          lscp_driver_info_reset(pDriverInfo);
51            if (lscp_client_call(pClient, pszQuery, 1) == LSCP_OK) {
52      pszResult = lscp_client_get_result(pClient);                  pszResult = lscp_client_get_result(pClient);
53      pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch));                  pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch));
54      while (pszToken) {                  while (pszToken) {
55          if (strcasecmp(pszToken, "DESCRIPTION") == 0) {                          if (strcasecmp(pszToken, "DESCRIPTION") == 0) {
56              pszToken = lscp_strtok(NULL, pszCrlf, &(pch));                                  pszToken = lscp_strtok(NULL, pszCrlf, &(pch));
57              if (pszToken)                                  if (pszToken)
58                  pDriverInfo->description = lscp_unquote(&pszToken, 1);                                          lscp_unquote_dup(&(pDriverInfo->description), &pszToken);
59          }                          }
60          else if (strcasecmp(pszToken, "VERSION") == 0) {                          else if (strcasecmp(pszToken, "VERSION") == 0) {
61              pszToken = lscp_strtok(NULL, pszCrlf, &(pch));                                  pszToken = lscp_strtok(NULL, pszCrlf, &(pch));
62              if (pszToken)                                  if (pszToken)
63                  pDriverInfo->version = lscp_unquote(&pszToken, 1);                                          lscp_unquote_dup(&(pDriverInfo->version), &pszToken);
64          }                          }
65          else if (strcasecmp(pszToken, "PARAMETERS") == 0) {                          else if (strcasecmp(pszToken, "PARAMETERS") == 0) {
66              pszToken = lscp_strtok(NULL, pszCrlf, &(pch));                                  pszToken = lscp_strtok(NULL, pszCrlf, &(pch));
67              if (pszToken)                                  if (pszToken) {
68                  pDriverInfo->parameters = lscp_szsplit_create(pszToken, ",");                                          if (pDriverInfo->parameters)
69          }                                                  lscp_szsplit_destroy(pDriverInfo->parameters);
70          pszToken = lscp_strtok(NULL, pszSeps, &(pch));                                          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    
81            return pDriverInfo;
82    }
83    
84    
85    // 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            const char *pszResult;
89            const char *pszSeps = ":";
90            const char *pszCrlf = "\r\n";
91            char *pszToken;
92            char *pch;
93            char *pszKey;
94    
95            // Lock this section up.
96            lscp_mutex_lock(pClient->mutex);
97    
98            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    
119            // Unlock this section down.
120            lscp_mutex_unlock(pClient->mutex);
121    
122            return pDeviceInfo;
123    }
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            const char *pszResult;
130            const char *pszSeps = ":";
131            const char *pszCrlf = "\r\n";
132            char *pszToken;
133            char *pch;
134            char *pszKey;
135    
136            // Lock this section up.
137            lscp_mutex_lock(pClient->mutex);
138    
139            lscp_device_port_info_reset(pDevicePortInfo);
140            if (lscp_client_call(pClient, pszQuery, 1) == LSCP_OK) {
141                    pszResult = lscp_client_get_result(pClient);
142                    pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch));
143                    while (pszToken) {
144                            if (strcasecmp(pszToken, "NAME") == 0) {
145                                    pszToken = lscp_strtok(NULL, pszCrlf, &(pch));
146                                    if (pszToken)
147                                            lscp_unquote_dup(&(pDevicePortInfo->name), &pszToken);
148                            }
149                            else {
150                                    pszKey = pszToken;
151                                    pszToken = lscp_strtok(NULL, pszCrlf, &(pch));
152                                    if (pszToken)
153                                            lscp_plist_append(&(pDevicePortInfo->params), pszKey, lscp_unquote(&pszToken, 0));
154                            }
155                            pszToken = lscp_strtok(NULL, pszSeps, &(pch));
156                    }
157            }
158            else pDevicePortInfo = NULL;
159    
160            // Unlock this section down.
161            lscp_mutex_unlock(pClient->mutex);
162    
163            return pDevicePortInfo;
164    }
165    
166    
167    // Common parameter info query command.
168    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 )
169    {
170            const char *pszResult;
171            const char *pszSeps = ":";
172            const char *pszCrlf = "\r\n";
173            char *pszToken;
174            char *pch;
175    
176            // Lock this section up.
177            lscp_mutex_lock(pClient->mutex);
178    
179            lscp_param_info_reset(pParamInfo);
180            lscp_param_concat(pszQuery, cchMaxQuery, pDepList);
181            if (lscp_client_call(pClient, pszQuery, 1) == LSCP_OK) {
182                    pszResult = lscp_client_get_result(pClient);
183                    pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch));
184                    while (pszToken) {
185                            if (strcasecmp(pszToken, "TYPE") == 0) {
186                                    pszToken = lscp_strtok(NULL, pszCrlf, &(pch));
187                                    if (pszToken) {
188                                            pszToken = lscp_unquote(&pszToken, 0);
189                                            if (strcasecmp(pszToken, "BOOL") == 0)
190                                                    pParamInfo->type = LSCP_TYPE_BOOL;
191                                            else if (strcasecmp(pszToken, "INT") == 0)
192                                                    pParamInfo->type = LSCP_TYPE_INT;
193                                            else if (strcasecmp(pszToken, "FLOAT") == 0)
194                                                    pParamInfo->type = LSCP_TYPE_FLOAT;
195                                            else if (strcasecmp(pszToken, "STRING") == 0)
196                                                    pParamInfo->type = LSCP_TYPE_STRING;
197                                    }
198                            }
199                            else if (strcasecmp(pszToken, "DESCRIPTION") == 0) {
200                                    pszToken = lscp_strtok(NULL, pszCrlf, &(pch));
201                                    if (pszToken)
202                                            lscp_unquote_dup(&(pParamInfo->description), &pszToken);
203                            }
204                            else if (strcasecmp(pszToken, "MANDATORY") == 0) {
205                                    pszToken = lscp_strtok(NULL, pszCrlf, &(pch));
206                                    if (pszToken)
207                                            pParamInfo->mandatory = (strcasecmp(lscp_unquote(&pszToken, 0), "TRUE") == 0);
208                            }
209                            else if (strcasecmp(pszToken, "FIX") == 0) {
210                                    pszToken = lscp_strtok(NULL, pszCrlf, &(pch));
211                                    if (pszToken)
212                                            pParamInfo->fix = (strcasecmp(lscp_unquote(&pszToken, 0), "TRUE") == 0);
213                            }
214                            else if (strcasecmp(pszToken, "MULTIPLICITY") == 0) {
215                                    pszToken = lscp_strtok(NULL, pszCrlf, &(pch));
216                                    if (pszToken)
217                                            pParamInfo->multiplicity = (strcasecmp(lscp_unquote(&pszToken, 0), "TRUE") == 0);
218                            }
219                            else if (strcasecmp(pszToken, "DEPENDS") == 0) {
220                                    pszToken = lscp_strtok(NULL, pszCrlf, &(pch));
221                                    if (pszToken) {
222                                            if (pParamInfo->depends)
223                                                    lscp_szsplit_destroy(pParamInfo->depends);
224                                            pParamInfo->depends = lscp_szsplit_create(pszToken, ",");
225                                    }
226                            }
227                            else if (strcasecmp(pszToken, "DEFAULT") == 0) {
228                                    pszToken = lscp_strtok(NULL, pszCrlf, &(pch));
229                                    if (pszToken)
230                                            lscp_unquote_dup(&(pParamInfo->defaultv), &pszToken);
231                            }
232                            else if (strcasecmp(pszToken, "RANGE_MIN") == 0) {
233                                    pszToken = lscp_strtok(NULL, pszCrlf, &(pch));
234                                    if (pszToken)
235                                            lscp_unquote_dup(&(pParamInfo->range_min), &pszToken);
236                            }
237                            else if (strcasecmp(pszToken, "RANGE_MAX") == 0) {
238                                    pszToken = lscp_strtok(NULL, pszCrlf, &(pch));
239                                    if (pszToken)
240                                            lscp_unquote_dup(&(pParamInfo->range_max), &pszToken);
241                            }
242                            else if (strcasecmp(pszToken, "POSSIBILITIES") == 0) {
243                                    pszToken = lscp_strtok(NULL, pszCrlf, &(pch));
244                                    if (pszToken) {
245                                            if (pParamInfo->possibilities)
246                                                    lscp_szsplit_destroy(pParamInfo->possibilities);
247                                            pParamInfo->possibilities = lscp_szsplit_create(pszToken, ",");
248                                    }
249                            }
250                            pszToken = lscp_strtok(NULL, pszSeps, &(pch));
251                    }
252            }
253            else pParamInfo = NULL;
254    
255            // Unlock this section down.
256            lscp_mutex_unlock(pClient->mutex);
257    
258      return pDriverInfo;          return pParamInfo;
259  }  }
260    
261    
# Line 74  static lscp_driver_info_t *_lscp_driver_ Line 263  static lscp_driver_info_t *_lscp_driver_
263  // Audio driver control functions.  // Audio driver control functions.
264    
265  /**  /**
266   *  Getting all available audio output drivers.   *  Getting all available audio output driver count.
267   *  GET AVAILABLE_AUDIO_OUTPUT_DRIVERS   *  GET AVAILABLE_AUDIO_OUTPUT_DRIVERS
268   *   *
269   *  @param pClient  Pointer to client instance structure.   *  @param pClient  Pointer to client instance structure.
270   *   *
271     *  @returns The current total number of audio output drivers on success,
272     *  -1 otherwise.
273     */
274    int lscp_get_available_audio_drivers ( lscp_client_t *pClient )
275    {
276            int iAudioDrivers = -1;
277    
278            // Lock this section up.
279            lscp_mutex_lock(pClient->mutex);
280    
281            if (lscp_client_call(pClient, "GET AVAILABLE_AUDIO_OUTPUT_DRIVERS\r\n", 0) == LSCP_OK)
282                    iAudioDrivers = atoi(lscp_client_get_result(pClient));
283    
284            // Unlock this section down.
285            lscp_mutex_unlock(pClient->mutex);
286    
287            return iAudioDrivers;
288    }
289    
290    
291    /**
292     *  Getting all available audio output drivers.
293     *  LIST AVAILABLE_AUDIO_OUTPUT_DRIVERS
294     *
295     *  @param pClient  Pointer to client instance structure.
296     *
297   *  @returns A NULL terminated array of audio output driver type   *  @returns A NULL terminated array of audio output driver type
298   *  name strings, or NULL in case of failure.   *  name strings, or NULL in case of failure.
299   */   */
300  const char ** lscp_get_available_audio_drivers ( lscp_client_t *pClient )  const char ** lscp_list_available_audio_drivers ( lscp_client_t *pClient )
301  {  {
302      const char *pszSeps = ",";          const char *pszSeps = ",";
303    
304            // Lock this section up.
305            lscp_mutex_lock(pClient->mutex);
306    
307      if (pClient->audio_drivers) {          if (pClient->audio_drivers) {
308          lscp_szsplit_destroy(pClient->audio_drivers);                  lscp_szsplit_destroy(pClient->audio_drivers);
309          pClient->audio_drivers = NULL;                  pClient->audio_drivers = NULL;
310      }          }
311    
312      if (lscp_client_query(pClient, "GET AVAILABLE_AUDIO_OUTPUT_DRIVERS\r\n") == LSCP_OK)          if (lscp_client_call(pClient, "LIST AVAILABLE_AUDIO_OUTPUT_DRIVERS\r\n", 0) == LSCP_OK)
313          pClient->audio_drivers = lscp_szsplit_create(lscp_client_get_result(pClient), pszSeps);                  pClient->audio_drivers = lscp_szsplit_create(lscp_client_get_result(pClient), pszSeps);
314    
315      return (const char **) pClient->audio_drivers;          // Unlock this section down.
316            lscp_mutex_unlock(pClient->mutex);
317    
318            return (const char **) pClient->audio_drivers;
319  }  }
320    
321    
# Line 110  const char ** lscp_get_available_audio_d Line 331  const char ** lscp_get_available_audio_d
331   */   */
332  lscp_driver_info_t* lscp_get_audio_driver_info ( lscp_client_t *pClient, const char *pszAudioDriver )  lscp_driver_info_t* lscp_get_audio_driver_info ( lscp_client_t *pClient, const char *pszAudioDriver )
333  {  {
334      char szQuery[LSCP_BUFSIZ];          char szQuery[LSCP_BUFSIZ];
335    
336      if (pszAudioDriver == NULL)          if (pszAudioDriver == NULL)
337          return NULL;                  return NULL;
338    
339      sprintf(szQuery, "GET AUDIO_OUTPUT_DRIVER INFO %s\r\n", pszAudioDriver);          sprintf(szQuery, "GET AUDIO_OUTPUT_DRIVER INFO %s\r\n", pszAudioDriver);
340      return _lscp_driver_info_query(pClient, &(pClient->audio_info), szQuery);          return _lscp_driver_info_query(pClient, &(pClient->audio_driver_info), szQuery);
341  }  }
342    
343    
# Line 134  lscp_driver_info_t* lscp_get_audio_drive Line 355  lscp_driver_info_t* lscp_get_audio_drive
355   */   */
356  lscp_param_info_t *lscp_get_audio_driver_param_info ( lscp_client_t *pClient, const char *pszAudioDriver, const char *pszParam, lscp_param_t *pDepList )  lscp_param_info_t *lscp_get_audio_driver_param_info ( lscp_client_t *pClient, const char *pszAudioDriver, const char *pszParam, lscp_param_t *pDepList )
357  {  {
358      lscp_param_info_t *pParamInfo = NULL;          char szQuery[LSCP_BUFSIZ];
359    
360      if (pClient == NULL)          if (pClient == NULL)
361          return NULL;                  return NULL;
362      if (pszAudioDriver == NULL)          if (pszAudioDriver == NULL)
363          return NULL;                  return NULL;
364      if (pszParam == NULL)          if (pszParam == NULL)
365          return NULL;                  return NULL;
     if (pDepList == NULL)  
         return NULL;  
366    
367      return pParamInfo;          sprintf(szQuery, "GET AUDIO_OUTPUT_DRIVER_PARAMETER INFO %s %s", pszAudioDriver, pszParam);
368            return _lscp_param_info_query(pClient, &(pClient->audio_param_info), szQuery, sizeof(szQuery), pDepList);
369  }  }
370    
371    
# Line 165  lscp_param_info_t *lscp_get_audio_driver Line 385  lscp_param_info_t *lscp_get_audio_driver
385   */   */
386  int lscp_create_audio_device ( lscp_client_t *pClient, const char *pszAudioDriver, lscp_param_t *pParams )  int lscp_create_audio_device ( lscp_client_t *pClient, const char *pszAudioDriver, lscp_param_t *pParams )
387  {  {
388      int iAudioDevice = -1;          char szQuery[LSCP_BUFSIZ];
389            int iAudioDevice = -1;
390    
391            if (pClient == NULL)
392                    return iAudioDevice;
393            if (pszAudioDriver == NULL)
394                    return iAudioDevice;
395    
396            // Lock this section up.
397            lscp_mutex_lock(pClient->mutex);
398    
399            sprintf(szQuery, "CREATE AUDIO_OUTPUT_DEVICE %s", pszAudioDriver);
400            lscp_param_concat(szQuery, sizeof(szQuery), pParams);
401            if (lscp_client_call(pClient, szQuery, 0) == LSCP_OK)
402                    iAudioDevice = atoi(lscp_client_get_result(pClient));
403    
404      if (pClient == NULL)          // Unlock this section down.
405          return -1;          lscp_mutex_unlock(pClient->mutex);
     if (pszAudioDriver == NULL)  
         return -1;  
     if (pParams == NULL)  
         return -1;  
406    
407      return iAudioDevice;          return iAudioDevice;
408  }  }
409    
410    
# Line 189  int lscp_create_audio_device ( lscp_clie Line 419  int lscp_create_audio_device ( lscp_clie
419   */   */
420  lscp_status_t lscp_destroy_audio_device ( lscp_client_t *pClient, int iAudioDevice )  lscp_status_t lscp_destroy_audio_device ( lscp_client_t *pClient, int iAudioDevice )
421  {  {
422      lscp_status_t ret = LSCP_FAILED;          lscp_status_t ret = LSCP_FAILED;
423            char szQuery[LSCP_BUFSIZ];
424    
425      if (pClient == NULL)          if (pClient == NULL)
426          return ret;                  return ret;
427      if (iAudioDevice < 0)          if (iAudioDevice < 0)
428          return ret;                  return ret;
429    
430      return ret;          sprintf(szQuery, "DESTROY AUDIO_OUTPUT_DEVICE %d\r\n", iAudioDevice);
431            return lscp_client_query(pClient, szQuery);
432  }  }
433    
434    
# Line 211  lscp_status_t lscp_destroy_audio_device Line 443  lscp_status_t lscp_destroy_audio_device
443   */   */
444  int lscp_get_audio_devices ( lscp_client_t *pClient )  int lscp_get_audio_devices ( lscp_client_t *pClient )
445  {  {
446      int iAudioDevices = -1;          int iAudioDevices = -1;
447      if (lscp_client_query(pClient, "GET AUDIO_OUTPUT_DEVICES\r\n") == LSCP_OK)  
448          iAudioDevices = atoi(lscp_client_get_result(pClient));          // Lock this section up.
449      return iAudioDevices;          lscp_mutex_lock(pClient->mutex);
450    
451            if (lscp_client_call(pClient, "GET AUDIO_OUTPUT_DEVICES\r\n", 0) == LSCP_OK)
452                    iAudioDevices = atoi(lscp_client_get_result(pClient));
453    
454            // Unlock this section down.
455            lscp_mutex_unlock(pClient->mutex);
456    
457            return iAudioDevices;
458  }  }
459    
460    
# Line 229  int lscp_get_audio_devices ( lscp_client Line 469  int lscp_get_audio_devices ( lscp_client
469   */   */
470  int *lscp_list_audio_devices ( lscp_client_t *pClient )  int *lscp_list_audio_devices ( lscp_client_t *pClient )
471  {  {
472      const char *pszSeps = ",";          const char *pszSeps = ",";
473    
474            if (pClient == NULL)
475                    return NULL;
476    
477            // Lock this section up.
478            lscp_mutex_lock(pClient->mutex);
479    
480      if (pClient == NULL)          if (pClient->audio_devices) {
481          return NULL;                  lscp_isplit_destroy(pClient->audio_devices);
482                    pClient->audio_devices = NULL;
483            }
484    
485      if (pClient->audio_devices) {          if (lscp_client_call(pClient, "LIST AUDIO_OUTPUT_DEVICES\r\n", 0) == LSCP_OK)
486          lscp_isplit_destroy(pClient->audio_devices);                  pClient->audio_devices = lscp_isplit_create(lscp_client_get_result(pClient), pszSeps);
         pClient->audio_devices = NULL;  
     }  
487    
488      if (lscp_client_query(pClient, "LIST AUDIO_OUTPUT_DEVICES\r\n") == LSCP_OK)          // Unlock this section down.
489          pClient->audio_devices = lscp_isplit_create(lscp_client_get_result(pClient), pszSeps);          lscp_mutex_unlock(pClient->mutex);
490    
491      return pClient->audio_devices;          return pClient->audio_devices;
492  }  }
493    
494    
# Line 258  int *lscp_list_audio_devices ( lscp_clie Line 504  int *lscp_list_audio_devices ( lscp_clie
504   */   */
505  lscp_device_info_t *lscp_get_audio_device_info ( lscp_client_t *pClient, int iAudioDevice )  lscp_device_info_t *lscp_get_audio_device_info ( lscp_client_t *pClient, int iAudioDevice )
506  {  {
507      lscp_device_info_t *pDeviceInfo = NULL;          char szQuery[LSCP_BUFSIZ];
508    
509      if (pClient == NULL)          if (pClient == NULL)
510          return NULL;                  return NULL;
511      if (iAudioDevice < 0)          if (iAudioDevice < 0)
512          return NULL;                  return NULL;
513    
514      return pDeviceInfo;          sprintf(szQuery, "GET AUDIO_OUTPUT_DEVICE INFO %d\r\n", iAudioDevice);
515            return _lscp_device_info_query(pClient, &(pClient->audio_device_info), szQuery);
516  }  }
517    
518    
519  /**  /**
520   *  Changing settings of audio output devices.   *  Changing settings of audio output devices.
521   *  SET AUDIO_OUTPUT_DEVICE_PARAMETER <audio-device-id> <param> <value>   *  SET AUDIO_OUTPUT_DEVICE_PARAMETER <audio-device-id> <param>=<value>
522   *   *
523   *  @param pClient      Pointer to client instance structure.   *  @param pClient      Pointer to client instance structure.
524   *  @param iAudioDevice Audio device number identifier.   *  @param iAudioDevice Audio device number identifier.
# Line 281  lscp_device_info_t *lscp_get_audio_devic Line 528  lscp_device_info_t *lscp_get_audio_devic
528   */   */
529  lscp_status_t lscp_set_audio_device_param ( lscp_client_t *pClient, int iAudioDevice, lscp_param_t *pParam )  lscp_status_t lscp_set_audio_device_param ( lscp_client_t *pClient, int iAudioDevice, lscp_param_t *pParam )
530  {  {
531      lscp_status_t ret = LSCP_FAILED;          char szQuery[LSCP_BUFSIZ];
532    
533      if (pClient == NULL)          if (pClient == NULL)
534          return ret;                  return LSCP_FAILED;
535      if (iAudioDevice < 0)          if (iAudioDevice < 0)
536          return ret;                  return LSCP_FAILED;
537      if (pParam == NULL)          if (pParam == NULL)
538          return ret;                  return LSCP_FAILED;
539    
540      return ret;          sprintf(szQuery, "SET AUDIO_OUTPUT_DEVICE_PARAMETER %d %s='%s'\r\n", iAudioDevice, pParam->key, pParam->value);
541            return lscp_client_query(pClient, szQuery);
542  }  }
543    
544    
# Line 302  lscp_status_t lscp_set_audio_device_para Line 550  lscp_status_t lscp_set_audio_device_para
550   *  @param iAudioDevice     Audio device number identifier.   *  @param iAudioDevice     Audio device number identifier.
551   *  @param iAudioChannel    Audio channel number.   *  @param iAudioChannel    Audio channel number.
552   *   *
553   *  @returns A pointer to a @ref lscp_device_channel_info_t structure,   *  @returns A pointer to a @ref lscp_device_port_info_t structure,
554   *  with the given audio channel information, or NULL in case of failure.   *  with the given audio channel information, or NULL in case of failure.
555   */   */
556  lscp_device_channel_info_t* lscp_get_audio_channel_info ( lscp_client_t *pClient, int iAudioDevice, int iAudioChannel )  lscp_device_port_info_t* lscp_get_audio_channel_info ( lscp_client_t *pClient, int iAudioDevice, int iAudioChannel )
557  {  {
558      lscp_device_channel_info_t *pDevChannelInfo = NULL;          char szQuery[LSCP_BUFSIZ];
559    
560      if (pClient == NULL)          if (pClient == NULL)
561          return NULL;                  return NULL;
562      if (iAudioDevice < 0)          if (iAudioDevice < 0)
563          return NULL;                  return NULL;
564      if (iAudioChannel < 0)          if (iAudioChannel < 0)
565          return NULL;                  return NULL;
566    
567      return pDevChannelInfo;          sprintf(szQuery, "GET AUDIO_OUTPUT_CHANNEL INFO %d %d\r\n", iAudioDevice, iAudioChannel);
568            return _lscp_device_port_info_query(pClient, &(pClient->audio_channel_info), szQuery);
569  }  }
570    
571    
# Line 334  lscp_device_channel_info_t* lscp_get_aud Line 583  lscp_device_channel_info_t* lscp_get_aud
583   */   */
584  lscp_param_info_t* lscp_get_audio_channel_param_info ( lscp_client_t *pClient, int iAudioDevice, int iAudioChannel, const char *pszParam )  lscp_param_info_t* lscp_get_audio_channel_param_info ( lscp_client_t *pClient, int iAudioDevice, int iAudioChannel, const char *pszParam )
585  {  {
586      lscp_param_info_t *pParamInfo = NULL;          char szQuery[LSCP_BUFSIZ];
587    
588      if (pClient == NULL)          if (pClient == NULL)
589          return NULL;                  return NULL;
590      if (iAudioDevice < 0)          if (iAudioDevice < 0)
591          return NULL;                  return NULL;
592      if (iAudioChannel < 0)          if (iAudioChannel < 0)
593          return NULL;                  return NULL;
594      if (pszParam == NULL)          if (pszParam == NULL)
595          return NULL;                  return NULL;
596    
597      return pParamInfo;          sprintf(szQuery, "GET AUDIO_OUTPUT_CHANNEL_PARAMETER INFO %d %d %s", iAudioDevice, iAudioChannel, pszParam);
598            return _lscp_param_info_query(pClient, &(pClient->audio_channel_param_info), szQuery, sizeof(szQuery), NULL);
599  }  }
600    
601    
# Line 362  lscp_param_info_t* lscp_get_audio_channe Line 612  lscp_param_info_t* lscp_get_audio_channe
612   */   */
613  lscp_status_t lscp_set_audio_channel_param ( lscp_client_t *pClient, int iAudioDevice, int iAudioChannel, lscp_param_t *pParam )  lscp_status_t lscp_set_audio_channel_param ( lscp_client_t *pClient, int iAudioDevice, int iAudioChannel, lscp_param_t *pParam )
614  {  {
615      lscp_status_t ret = LSCP_FAILED;          char szQuery[LSCP_BUFSIZ];
616    
617      if (pClient == NULL)          if (pClient == NULL)
618          return ret;                  return LSCP_FAILED;
619      if (iAudioDevice < 0)          if (iAudioDevice < 0)
620          return ret;                  return LSCP_FAILED;
621      if (iAudioChannel < 0)          if (iAudioChannel < 0)
622          return ret;                  return LSCP_FAILED;
623      if (pParam == NULL)          if (pParam == NULL)
624          return ret;                  return LSCP_FAILED;
625    
626      return ret;          sprintf(szQuery, "SET AUDIO_OUTPUT_CHANNEL_PARAMETER %d %d %s='%s'\r\n", iAudioDevice, iAudioChannel, pParam->key, pParam->value);
627            return lscp_client_query(pClient, szQuery);
628  }  }
629    
630    
# Line 381  lscp_status_t lscp_set_audio_channel_par Line 632  lscp_status_t lscp_set_audio_channel_par
632  // MIDI driver control functions.  // MIDI driver control functions.
633    
634  /**  /**
635   *  Getting all available MIDI input drivers.   *  Getting all available MIDI input driver count.
636   *  GET AVAILABLE_MIDI_INPUT_DRIVERS   *  GET AVAILABLE_MIDI_INPUT_DRIVERS
637   *   *
638   *  @param pClient  Pointer to client instance structure.   *  @param pClient  Pointer to client instance structure.
639   *   *
640     *  @returns The current total number of MIDI input drivers on success,
641     *  -1 otherwise.
642     */
643    int lscp_get_available_midi_drivers ( lscp_client_t *pClient )
644    {
645            int iMidiDrivers = -1;
646    
647            // Lock this section up.
648            lscp_mutex_lock(pClient->mutex);
649    
650            if (lscp_client_call(pClient, "GET AVAILABLE_MIDI_INPUT_DRIVERS\r\n", 0) == LSCP_OK)
651                    iMidiDrivers = atoi(lscp_client_get_result(pClient));
652    
653            // Unlock this section up.
654            lscp_mutex_unlock(pClient->mutex);
655    
656            return iMidiDrivers;
657    }
658    
659    
660    /**
661     *  Getting all available MIDI input drivers.
662     *  LIST AVAILABLE_MIDI_INPUT_DRIVERS
663     *
664     *  @param pClient  Pointer to client instance structure.
665     *
666   *  @returns A NULL terminated array of MIDI input driver type   *  @returns A NULL terminated array of MIDI input driver type
667   *  name strings, or NULL in case of failure.   *  name strings, or NULL in case of failure.
668   */   */
669  const char** lscp_get_available_midi_drivers ( lscp_client_t *pClient )  const char** lscp_list_available_midi_drivers ( lscp_client_t *pClient )
670  {  {
671      const char *pszSeps = ",";          const char *pszSeps = ",";
672    
673            // Lock this section up.
674            lscp_mutex_lock(pClient->mutex);
675    
676            if (pClient->midi_drivers) {
677                    lscp_szsplit_destroy(pClient->midi_drivers);
678                    pClient->midi_drivers = NULL;
679            }
680    
681      if (pClient->midi_drivers) {          if (lscp_client_call(pClient, "LIST AVAILABLE_MIDI_INPUT_DRIVERS\r\n", 0) == LSCP_OK)
682          lscp_szsplit_destroy(pClient->midi_drivers);                  pClient->midi_drivers = lscp_szsplit_create(lscp_client_get_result(pClient), pszSeps);
         pClient->midi_drivers = NULL;  
     }  
683    
684      if (lscp_client_query(pClient, "GET AVAILABLE_MIDI_INPUT_DRIVERS\r\n") == LSCP_OK)          // Unlock this section up.
685          pClient->midi_drivers = lscp_szsplit_create(lscp_client_get_result(pClient), pszSeps);          lscp_mutex_unlock(pClient->mutex);
686    
687      return (const char **) pClient->midi_drivers;          return (const char **) pClient->midi_drivers;
688  }  }
689    
690    
# Line 417  const char** lscp_get_available_midi_dri Line 700  const char** lscp_get_available_midi_dri
700   */   */
701  lscp_driver_info_t* lscp_get_midi_driver_info ( lscp_client_t *pClient, const char *pszMidiDriver )  lscp_driver_info_t* lscp_get_midi_driver_info ( lscp_client_t *pClient, const char *pszMidiDriver )
702  {  {
703      char szQuery[LSCP_BUFSIZ];          char szQuery[LSCP_BUFSIZ];
704    
705      if (pszMidiDriver == NULL)          if (pszMidiDriver == NULL)
706          return NULL;                  return NULL;
707    
708      sprintf(szQuery, "GET MIDI_INPUT_DRIVER INFO %s\r\n", pszMidiDriver);          sprintf(szQuery, "GET MIDI_INPUT_DRIVER INFO %s\r\n", pszMidiDriver);
709      return _lscp_driver_info_query(pClient, &(pClient->midi_info), szQuery);          return _lscp_driver_info_query(pClient, &(pClient->midi_driver_info), szQuery);
710  }  }
711    
712    
# Line 443  lscp_driver_info_t* lscp_get_midi_driver Line 726  lscp_driver_info_t* lscp_get_midi_driver
726   */   */
727  lscp_param_info_t *lscp_get_midi_driver_param_info ( lscp_client_t *pClient, const char *pszMidiDriver, const char *pszParam, lscp_param_t *pDepList )  lscp_param_info_t *lscp_get_midi_driver_param_info ( lscp_client_t *pClient, const char *pszMidiDriver, const char *pszParam, lscp_param_t *pDepList )
728  {  {
729      lscp_param_info_t *pParamInfo = NULL;          char szQuery[LSCP_BUFSIZ];
730    
731      if (pClient == NULL)          if (pClient == NULL)
732          return NULL;                  return NULL;
733      if (pszMidiDriver == NULL)          if (pszMidiDriver == NULL)
734          return NULL;                  return NULL;
735      if (pszParam == NULL)          if (pszParam == NULL)
736          return NULL;                  return NULL;
     if (pDepList == NULL)  
         return NULL;  
737    
738      return pParamInfo;          sprintf(szQuery, "GET MIDI_INPUT_DRIVER_PARAMETER INFO %s %s", pszMidiDriver, pszParam);
739            return _lscp_param_info_query(pClient, &(pClient->midi_param_info), szQuery, sizeof(szQuery), pDepList);
740  }  }
741    
742    
# Line 474  lscp_param_info_t *lscp_get_midi_driver_ Line 756  lscp_param_info_t *lscp_get_midi_driver_
756   */   */
757  int lscp_create_midi_device ( lscp_client_t *pClient, const char *pszMidiDriver, lscp_param_t *pParams )  int lscp_create_midi_device ( lscp_client_t *pClient, const char *pszMidiDriver, lscp_param_t *pParams )
758  {  {
759      int iMidiDevice = -1;          char szQuery[LSCP_BUFSIZ];
760            int iMidiDevice = -1;
761    
762      if (pClient == NULL)          if (pClient == NULL)
763          return -1;                  return iMidiDevice;
764      if (pszMidiDriver == NULL)          if (pszMidiDriver == NULL)
765          return -1;                  return iMidiDevice;
766      if (pParams == NULL)  
767          return -1;          // Lock this section up.
768            lscp_mutex_lock(pClient->mutex);
769    
770            sprintf(szQuery, "CREATE MIDI_INPUT_DEVICE %s", pszMidiDriver);
771            lscp_param_concat(szQuery, sizeof(szQuery), pParams);
772            if (lscp_client_call(pClient, szQuery, 0) == LSCP_OK)
773                    iMidiDevice = atoi(lscp_client_get_result(pClient));
774    
775      return iMidiDevice;          // Unlock this section down.
776            lscp_mutex_unlock(pClient->mutex);
777    
778            return iMidiDevice;
779  }  }
780    
781    
# Line 498  int lscp_create_midi_device ( lscp_clien Line 790  int lscp_create_midi_device ( lscp_clien
790   */   */
791  lscp_status_t lscp_destroy_midi_device ( lscp_client_t *pClient, int iMidiDevice )  lscp_status_t lscp_destroy_midi_device ( lscp_client_t *pClient, int iMidiDevice )
792  {  {
793      lscp_status_t ret = LSCP_FAILED;          lscp_status_t ret = LSCP_FAILED;
794            char szQuery[LSCP_BUFSIZ];
795    
796      if (pClient == NULL)          if (pClient == NULL)
797          return ret;                  return ret;
798      if (iMidiDevice < 0)          if (iMidiDevice < 0)
799          return ret;                  return ret;
800    
801      return ret;          sprintf(szQuery, "DESTROY MIDI_INPUT_DEVICE %d\r\n", iMidiDevice);
802            return lscp_client_query(pClient, szQuery);
803  }  }
804    
805    
# Line 520  lscp_status_t lscp_destroy_midi_device ( Line 814  lscp_status_t lscp_destroy_midi_device (
814   */   */
815  int lscp_get_midi_devices ( lscp_client_t *pClient )  int lscp_get_midi_devices ( lscp_client_t *pClient )
816  {  {
817      int iMidiDevices = -1;          int iMidiDevices = -1;
818      if (lscp_client_query(pClient, "GET MIDI_INPUT_DEVICES\r\n") == LSCP_OK)  
819          iMidiDevices = atoi(lscp_client_get_result(pClient));          // Lock this section up.
820      return iMidiDevices;          lscp_mutex_lock(pClient->mutex);
821    
822            if (lscp_client_call(pClient, "GET MIDI_INPUT_DEVICES\r\n", 0) == LSCP_OK)
823                    iMidiDevices = atoi(lscp_client_get_result(pClient));
824                    
825            // Unlock this section down.
826            lscp_mutex_unlock(pClient->mutex);
827    
828            return iMidiDevices;
829  }  }
830    
831    
# Line 538  int lscp_get_midi_devices ( lscp_client_ Line 840  int lscp_get_midi_devices ( lscp_client_
840   */   */
841  int *lscp_list_midi_devices ( lscp_client_t *pClient )  int *lscp_list_midi_devices ( lscp_client_t *pClient )
842  {  {
843      const char *pszSeps = ",";          const char *pszSeps = ",";
844    
845      if (pClient == NULL)          if (pClient == NULL)
846          return NULL;                  return NULL;
847    
848      if (pClient->midi_devices) {          // Lock this section up.
849          lscp_isplit_destroy(pClient->midi_devices);          lscp_mutex_lock(pClient->mutex);
         pClient->midi_devices = NULL;  
     }  
850    
851      if (lscp_client_query(pClient, "LIST MIDI_INPUT_DEVICES\r\n") == LSCP_OK)          if (pClient->midi_devices) {
852          pClient->midi_devices = lscp_isplit_create(lscp_client_get_result(pClient), pszSeps);                  lscp_isplit_destroy(pClient->midi_devices);
853                    pClient->midi_devices = NULL;
854            }
855    
856      return pClient->midi_devices;          if (lscp_client_call(pClient, "LIST MIDI_INPUT_DEVICES\r\n", 0) == LSCP_OK)
857                    pClient->midi_devices = lscp_isplit_create(lscp_client_get_result(pClient), pszSeps);
858    
859            // Unlock this section down.
860            lscp_mutex_unlock(pClient->mutex);
861    
862            return pClient->midi_devices;
863  }  }
864    
865    
# Line 567  int *lscp_list_midi_devices ( lscp_clien Line 875  int *lscp_list_midi_devices ( lscp_clien
875   */   */
876  lscp_device_info_t* lscp_get_midi_device_info ( lscp_client_t *pClient, int iMidiDevice )  lscp_device_info_t* lscp_get_midi_device_info ( lscp_client_t *pClient, int iMidiDevice )
877  {  {
878      lscp_device_info_t *pDeviceInfo = NULL;          char szQuery[LSCP_BUFSIZ];
879    
880      if (pClient == NULL)          if (pClient == NULL)
881          return NULL;                  return NULL;
882      if (iMidiDevice < 0)          if (iMidiDevice < 0)
883          return NULL;                  return NULL;
884    
885      return pDeviceInfo;          sprintf(szQuery, "GET MIDI_INPUT_DEVICE INFO %d\r\n", iMidiDevice);
886            return _lscp_device_info_query(pClient, &(pClient->midi_device_info), szQuery);
887  }  }
888    
889    
890  /**  /**
891   *  Changing settings of MIDI input devices.   *  Changing settings of MIDI input devices.
892   *  SET MIDI_INPUT_DEVICE_PARAMETER <midi-device-id> <param> <value>   *  SET MIDI_INPUT_DEVICE_PARAMETER <midi-device-id> <param>=<value>
893   *   *
894   *  @param pClient      Pointer to client instance structure.   *  @param pClient      Pointer to client instance structure.
895   *  @param iMidiDevice  MIDI device number identifier.   *  @param iMidiDevice  MIDI device number identifier.
# Line 590  lscp_device_info_t* lscp_get_midi_device Line 899  lscp_device_info_t* lscp_get_midi_device
899   */   */
900  lscp_status_t lscp_set_midi_device_param ( lscp_client_t *pClient, int iMidiDevice, lscp_param_t *pParam )  lscp_status_t lscp_set_midi_device_param ( lscp_client_t *pClient, int iMidiDevice, lscp_param_t *pParam )
901  {  {
902      lscp_status_t ret = LSCP_FAILED;          char szQuery[LSCP_BUFSIZ];
903    
904      if (pClient == NULL)          if (pClient == NULL)
905          return ret;                  return LSCP_FAILED;
906      if (iMidiDevice < 0)          if (iMidiDevice < 0)
907          return ret;                  return LSCP_FAILED;
908      if (pParam == NULL)          if (pParam == NULL)
909          return ret;                  return LSCP_FAILED;
910    
911      return ret;          sprintf(szQuery, "SET MIDI_INPUT_DEVICE_PARAMETER %d %s='%s'\r\n", iMidiDevice, pParam->key, pParam->value);
912            return lscp_client_query(pClient, szQuery);
913  }  }
914    
915    
# Line 611  lscp_status_t lscp_set_midi_device_param Line 921  lscp_status_t lscp_set_midi_device_param
921   *  @param iMidiDevice  MIDI device number identifier.   *  @param iMidiDevice  MIDI device number identifier.
922   *  @param iMidiPort    MIDI port number.   *  @param iMidiPort    MIDI port number.
923   *   *
924   *  @returns A pointer to a @ref lscp_device_channel_info_t structure,   *  @returns A pointer to a @ref lscp_device_port_info_t structure,
925   *  with the given MIDI port information, or NULL in case of failure.   *  with the given MIDI port information, or NULL in case of failure.
926   */   */
927  lscp_device_channel_info_t* lscp_get_midi_port_info ( lscp_client_t *pClient, int iMidiDevice, int iMidiPort )  lscp_device_port_info_t* lscp_get_midi_port_info ( lscp_client_t *pClient, int iMidiDevice, int iMidiPort )
928  {  {
929      lscp_device_channel_info_t *pDevChannelInfo = NULL;          char szQuery[LSCP_BUFSIZ];
930    
931      if (pClient == NULL)          if (pClient == NULL)
932          return NULL;                  return NULL;
933      if (iMidiDevice < 0)          if (iMidiDevice < 0)
934          return NULL;                  return NULL;
935      if (iMidiPort < 0)          if (iMidiPort < 0)
936          return NULL;                  return NULL;
937    
938      return pDevChannelInfo;          sprintf(szQuery, "GET MIDI_INPUT_PORT INFO %d %d\r\n", iMidiDevice, iMidiPort);
939            return _lscp_device_port_info_query(pClient, &(pClient->midi_port_info), szQuery);
940  }  }
941    
942    
# Line 643  lscp_device_channel_info_t* lscp_get_mid Line 954  lscp_device_channel_info_t* lscp_get_mid
954   */   */
955  lscp_param_info_t* lscp_get_midi_port_param_info ( lscp_client_t *pClient, int iMidiDevice, int iMidiPort, const char *pszParam )  lscp_param_info_t* lscp_get_midi_port_param_info ( lscp_client_t *pClient, int iMidiDevice, int iMidiPort, const char *pszParam )
956  {  {
957      lscp_param_info_t *pParamInfo = NULL;          char szQuery[LSCP_BUFSIZ];
958    
959      if (pClient == NULL)          if (pClient == NULL)
960          return NULL;                  return NULL;
961      if (iMidiDevice < 0)          if (iMidiDevice < 0)
962          return NULL;                  return NULL;
963      if (iMidiPort < 0)          if (iMidiPort < 0)
964          return NULL;                  return NULL;
965      if (pszParam == NULL)          if (pszParam == NULL)
966          return NULL;                  return NULL;
967    
968      return pParamInfo;          sprintf(szQuery, "GET MIDI_INPUT_PORT_PARAMETER INFO %d %d %s", iMidiDevice, iMidiPort, pszParam);
969            return _lscp_param_info_query(pClient, &(pClient->midi_port_param_info), szQuery, sizeof(szQuery), NULL);
970  }  }
971    
972    
# Line 671  lscp_param_info_t* lscp_get_midi_port_pa Line 983  lscp_param_info_t* lscp_get_midi_port_pa
983   */   */
984  lscp_status_t lscp_set_midi_port_param ( lscp_client_t *pClient, int iMidiDevice, int iMidiPort, lscp_param_t *pParam )  lscp_status_t lscp_set_midi_port_param ( lscp_client_t *pClient, int iMidiDevice, int iMidiPort, lscp_param_t *pParam )
985  {  {
986      lscp_status_t ret = LSCP_FAILED;          char szQuery[LSCP_BUFSIZ];
987    
988            if (pClient == NULL)
989                    return LSCP_FAILED;
990            if (iMidiDevice < 0)
991                    return LSCP_FAILED;
992            if (iMidiPort < 0)
993                    return LSCP_FAILED;
994            if (pParam == NULL)
995                    return LSCP_FAILED;
996    
997      if (pClient == NULL)          sprintf(szQuery, "SET MIDI_INPUT_PORT_PARAMETER %d %d %s='%s'\r\n", iMidiDevice, iMidiPort, pParam->key, pParam->value);
998          return ret;          return lscp_client_query(pClient, szQuery);
999      if (iMidiDevice < 0)  }
1000          return ret;  
1001      if (iMidiPort < 0)  
1002          return ret;  //-------------------------------------------------------------------------
1003      if (pParam == NULL)  // Generic parameter list functions.
         return ret;  
1004    
1005      return ret;  const char *lscp_get_param_value ( lscp_param_t *pParams, const char *pszParam )
1006    {
1007            int i;
1008    
1009            for (i = 0; pParams && pParams[i].key; i++) {
1010                    if (strcasecmp(pParams[i].key, pszParam) == 0)
1011                            return (const char *) pParams[i].value;
1012            }
1013            return NULL;
1014  }  }
1015    
1016    
1017  // end of device.c  // end of device.c
1018    
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