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// common.h |
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// |
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/**************************************************************************** |
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liblscp - LinuxSampler Control Protocol API |
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Copyright (C) 2004-2005, rncbc aka Rui Nuno Capela. All rights reserved. |
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|
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This library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Lesser General Public |
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License as published by the Free Software Foundation; either |
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version 2.1 of the License, or (at your option) any later version. |
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|
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This library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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Lesser General Public License for more details. |
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|
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You should have received a copy of the GNU Lesser General Public |
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License along with this library; if not, write to the Free Software |
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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|
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*****************************************************************************/ |
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|
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#ifndef __LSCP_COMMON_H |
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#define __LSCP_COMMON_H |
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|
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#include "lscp/client.h" |
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#include "lscp/device.h" |
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|
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|
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// Case unsensitive comparison substitutes. |
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#if defined(WIN32) |
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#define strcasecmp stricmp |
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#define strncasecmp strnicmp |
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#endif |
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|
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//------------------------------------------------------------------------- |
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// Client opaque descriptor struct. |
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|
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struct _lscp_client_t |
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{ |
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// Client socket stuff. |
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lscp_client_proc_t pfnCallback; |
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void * pvData; |
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lscp_socket_agent_t cmd; |
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lscp_socket_agent_t evt; |
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// Subscribed events. |
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lscp_event_t events; |
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// Client struct persistent caches. |
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char ** audio_drivers; |
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char ** midi_drivers; |
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int * audio_devices; |
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int * midi_devices; |
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char ** engines; |
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int * channels; |
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// Client struct volatile caches. |
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lscp_driver_info_t audio_driver_info; |
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lscp_driver_info_t midi_driver_info; |
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lscp_device_info_t audio_device_info; |
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lscp_device_info_t midi_device_info; |
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lscp_param_info_t audio_param_info; |
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lscp_param_info_t midi_param_info; |
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lscp_device_port_info_t audio_channel_info; |
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lscp_device_port_info_t midi_port_info; |
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lscp_param_info_t audio_channel_param_info; |
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lscp_param_info_t midi_port_param_info; |
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lscp_server_info_t server_info; |
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lscp_engine_info_t engine_info; |
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lscp_channel_info_t channel_info; |
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// Result and error status. |
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char * pszResult; |
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int iErrno; |
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// Stream buffers status. |
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lscp_buffer_fill_t *buffer_fill; |
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int iStreamCount; |
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// Transaction call timeout (msecs). |
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int iTimeout; |
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lscp_mutex_t mutex; |
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lscp_cond_t cond; |
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// Flag last transaction timedout. |
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int iTimeoutCount; |
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}; |
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|
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|
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//------------------------------------------------------------------------- |
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// Local client request executive. |
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|
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lscp_status_t lscp_client_recv (lscp_client_t *pClient, char *pchBuffer, int *pcchBuffer, int iTimeout); |
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lscp_status_t lscp_client_call (lscp_client_t *pClient, const char *pszQuery); |
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void lscp_client_set_result (lscp_client_t *pClient, char *pszResult, int iErrno); |
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|
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//------------------------------------------------------------------------- |
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// General utility function prototypes. |
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|
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char * lscp_strtok (char *pchBuffer, const char *pszSeps, char **ppch); |
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char * lscp_ltrim (char *psz); |
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char * lscp_unquote (char **ppsz, int dup); |
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void lscp_unquote_dup (char **ppszDst, char **ppszSrc); |
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|
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char ** lscp_szsplit_create (const char *pszCsv, const char *pszSeps); |
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void lscp_szsplit_destroy (char **ppszSplit); |
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#ifdef LSCP_SZSPLIT_COUNT |
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int lscp_szsplit_count (char **ppszSplit); |
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int lscp_szsplit_size (char **ppszSplit); |
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#endif |
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|
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int * lscp_isplit_create (const char *pszCsv, const char *pszSeps); |
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void lscp_isplit_destroy (int *piSplit); |
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#ifdef LSCP_ISPLIT_COUNT |
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int lscp_isplit_count (int *piSplit); |
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int lscp_isplit_size (int *piSplit); |
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#endif |
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|
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lscp_param_t * lscp_psplit_create (const char *pszCsv, const char *pszSep1, const char *pszSep2); |
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void lscp_psplit_destroy (lscp_param_t *ppSplit); |
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#ifdef LSCP_PSPLIT_COUNT |
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int lscp_psplit_count (lscp_param_t *ppSplit); |
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int lscp_psplit_size (lscp_param_t *ppSplit); |
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#endif |
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|
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void lscp_plist_alloc (lscp_param_t **ppList); |
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void lscp_plist_free (lscp_param_t **ppList); |
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void lscp_plist_append (lscp_param_t **ppList, const char *pszKey, const char *pszValue); |
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#ifdef LSCP_PLIST_COUNT |
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int lscp_plist_count (lscp_param_t **ppList); |
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int lscp_plist_size (lscp_param_t **ppList); |
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#endif |
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|
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//------------------------------------------------------------------------- |
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// Server struct helper functions. |
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|
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void lscp_server_info_init (lscp_server_info_t *pServerInfo); |
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void lscp_server_info_free (lscp_server_info_t *pServerInfo); |
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void lscp_server_info_reset (lscp_server_info_t *pServerInfo); |
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|
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//------------------------------------------------------------------------- |
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// Engine struct helper functions. |
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|
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void lscp_engine_info_init (lscp_engine_info_t *pEngineInfo); |
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void lscp_engine_info_free (lscp_engine_info_t *pEngineInfo); |
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void lscp_engine_info_reset (lscp_engine_info_t *pEngineInfo); |
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|
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//------------------------------------------------------------------------- |
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// Channel struct helper functions. |
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|
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void lscp_channel_info_init (lscp_channel_info_t *pChannelInfo); |
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void lscp_channel_info_free (lscp_channel_info_t *pChannelInfo); |
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void lscp_channel_info_reset (lscp_channel_info_t *pChannelInfo); |
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|
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//------------------------------------------------------------------------- |
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// Driver struct helper functions. |
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|
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void lscp_driver_info_init (lscp_driver_info_t *pDriverInfo); |
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void lscp_driver_info_free (lscp_driver_info_t *pDriverInfo); |
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void lscp_driver_info_reset (lscp_driver_info_t *pDriverInfo); |
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|
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//------------------------------------------------------------------------- |
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// Device struct helper functions. |
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|
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void lscp_device_info_init (lscp_device_info_t *pDeviceInfo); |
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void lscp_device_info_free (lscp_device_info_t *pDeviceInfo); |
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void lscp_device_info_reset (lscp_device_info_t *pDeviceInfo); |
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|
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//------------------------------------------------------------------------- |
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// Device channel/port struct helper functions. |
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|
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void lscp_device_port_info_init (lscp_device_port_info_t *pDevicePortInfo); |
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void lscp_device_port_info_free (lscp_device_port_info_t *pDevicePortInfo); |
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void lscp_device_port_info_reset (lscp_device_port_info_t *pDevicePortInfo); |
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|
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//------------------------------------------------------------------------- |
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// Parameter struct helper functions. |
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|
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void lscp_param_info_init (lscp_param_info_t *pParamInfo); |
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void lscp_param_info_free (lscp_param_info_t *pParamInfo); |
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void lscp_param_info_reset (lscp_param_info_t *pParamInfo); |
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|
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//------------------------------------------------------------------------- |
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// Concatenate a parameter list (key='value'...) into a string. |
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|
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int lscp_param_concat (char *pszBuffer, int cchMaxBuffer, lscp_param_t *pParams); |
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|
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|
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#endif // __LSCP_COMMON_H |
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|
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// end of common.h |