/builddir/build/BUILD/alsa-lib-1.0.14rc3/include/hwdep.h

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00001 
00011 /*
00012  *   This library is free software; you can redistribute it and/or modify
00013  *   it under the terms of the GNU Lesser General Public License as
00014  *   published by the Free Software Foundation; either version 2.1 of
00015  *   the License, or (at your option) any later version.
00016  *
00017  *   This program is distributed in the hope that it will be useful,
00018  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
00019  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00020  *   GNU Lesser General Public License for more details.
00021  *
00022  *   You should have received a copy of the GNU Lesser General Public
00023  *   License along with this library; if not, write to the Free Software
00024  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
00025  *
00026  */
00027 
00028 #ifndef __ALSA_HWDEP_H
00029 #define __ALSA_HWDEP_H
00030 
00031 #ifdef __cplusplus
00032 extern "C" {
00033 #endif
00034 
00042 #define SND_HWDEP_DLSYM_VERSION         _dlsym_hwdep_001
00043 
00045 typedef struct _snd_hwdep_info snd_hwdep_info_t;
00046 
00048 typedef struct _snd_hwdep_dsp_status snd_hwdep_dsp_status_t;
00049 
00051 typedef struct _snd_hwdep_dsp_image snd_hwdep_dsp_image_t;
00052 
00054 typedef enum _snd_hwdep_iface {
00055         SND_HWDEP_IFACE_OPL2 = 0,       
00056         SND_HWDEP_IFACE_OPL3,           
00057         SND_HWDEP_IFACE_OPL4,           
00058         SND_HWDEP_IFACE_SB16CSP,        
00059         SND_HWDEP_IFACE_EMU10K1,        
00060         SND_HWDEP_IFACE_YSS225,         
00061         SND_HWDEP_IFACE_ICS2115,        
00062         SND_HWDEP_IFACE_SSCAPE,         
00063         SND_HWDEP_IFACE_VX,             
00064         SND_HWDEP_IFACE_MIXART,         
00065         SND_HWDEP_IFACE_USX2Y,          
00066         SND_HWDEP_IFACE_EMUX_WAVETABLE, 
00067         SND_HWDEP_IFACE_BLUETOOTH,      
00068         SND_HWDEP_IFACE_USX2Y_PCM,      
00069         SND_HWDEP_IFACE_PCXHR,          
00070         SND_HWDEP_IFACE_SB_RC,          
00072         SND_HWDEP_IFACE_LAST = SND_HWDEP_IFACE_SB_RC  
00073 } snd_hwdep_iface_t;
00074 
00076 #define SND_HWDEP_OPEN_READ             (O_RDONLY)
00077 
00078 #define SND_HWDEP_OPEN_WRITE            (O_WRONLY)
00079 
00080 #define SND_HWDEP_OPEN_DUPLEX           (O_RDWR)
00081 
00082 #define SND_HWDEP_OPEN_NONBLOCK         (O_NONBLOCK)
00083 
00085 typedef enum _snd_hwdep_type {
00087         SND_HWDEP_TYPE_HW,
00089         SND_HWDEP_TYPE_SHM,
00091         SND_HWDEP_TYPE_INET
00092 } snd_hwdep_type_t;
00093 
00095 typedef struct _snd_hwdep snd_hwdep_t;
00096 
00097 int snd_hwdep_open(snd_hwdep_t **hwdep, const char *name, int mode);
00098 int snd_hwdep_close(snd_hwdep_t *hwdep);
00099 int snd_hwdep_poll_descriptors(snd_hwdep_t *hwdep, struct pollfd *pfds, unsigned int space);
00100 int snd_hwdep_poll_descriptors_revents(snd_hwdep_t *hwdep, struct pollfd *pfds, unsigned int nfds, unsigned short *revents);
00101 int snd_hwdep_nonblock(snd_hwdep_t *hwdep, int nonblock);
00102 int snd_hwdep_info(snd_hwdep_t *hwdep, snd_hwdep_info_t * info);
00103 int snd_hwdep_dsp_status(snd_hwdep_t *hwdep, snd_hwdep_dsp_status_t *status);
00104 int snd_hwdep_dsp_load(snd_hwdep_t *hwdep, snd_hwdep_dsp_image_t *block);
00105 int snd_hwdep_ioctl(snd_hwdep_t *hwdep, unsigned int request, void * arg);
00106 ssize_t snd_hwdep_write(snd_hwdep_t *hwdep, const void *buffer, size_t size);
00107 ssize_t snd_hwdep_read(snd_hwdep_t *hwdep, void *buffer, size_t size);
00108 
00109 size_t snd_hwdep_info_sizeof(void);
00111 #define snd_hwdep_info_alloca(ptr) do { assert(ptr); *ptr = (snd_hwdep_info_t *) alloca(snd_hwdep_info_sizeof()); memset(*ptr, 0, snd_hwdep_info_sizeof()); } while (0)
00112 int snd_hwdep_info_malloc(snd_hwdep_info_t **ptr);
00113 void snd_hwdep_info_free(snd_hwdep_info_t *obj);
00114 void snd_hwdep_info_copy(snd_hwdep_info_t *dst, const snd_hwdep_info_t *src);
00115 
00116 unsigned int snd_hwdep_info_get_device(const snd_hwdep_info_t *obj);
00117 int snd_hwdep_info_get_card(const snd_hwdep_info_t *obj);
00118 const char *snd_hwdep_info_get_id(const snd_hwdep_info_t *obj);
00119 const char *snd_hwdep_info_get_name(const snd_hwdep_info_t *obj);
00120 snd_hwdep_iface_t snd_hwdep_info_get_iface(const snd_hwdep_info_t *obj);
00121 void snd_hwdep_info_set_device(snd_hwdep_info_t *obj, unsigned int val);
00122 
00123 size_t snd_hwdep_dsp_status_sizeof(void);
00125 #define snd_hwdep_dsp_status_alloca(ptr) do { assert(ptr); *ptr = (snd_hwdep_dsp_status_t *) alloca(snd_hwdep_dsp_status_sizeof()); memset(*ptr, 0, snd_hwdep_dsp_status_sizeof()); } while (0)
00126 int snd_hwdep_dsp_status_malloc(snd_hwdep_dsp_status_t **ptr);
00127 void snd_hwdep_dsp_status_free(snd_hwdep_dsp_status_t *obj);
00128 void snd_hwdep_dsp_status_copy(snd_hwdep_dsp_status_t *dst, const snd_hwdep_dsp_status_t *src);
00129 
00130 unsigned int snd_hwdep_dsp_status_get_version(const snd_hwdep_dsp_status_t *obj);
00131 const char *snd_hwdep_dsp_status_get_id(const snd_hwdep_dsp_status_t *obj);
00132 unsigned int snd_hwdep_dsp_status_get_num_dsps(const snd_hwdep_dsp_status_t *obj);
00133 unsigned int snd_hwdep_dsp_status_get_dsp_loaded(const snd_hwdep_dsp_status_t *obj);
00134 unsigned int snd_hwdep_dsp_status_get_chip_ready(const snd_hwdep_dsp_status_t *obj);
00135 
00136 size_t snd_hwdep_dsp_image_sizeof(void);
00138 #define snd_hwdep_dsp_image_alloca(ptr) do { assert(ptr); *ptr = (snd_hwdep_dsp_image_t *) alloca(snd_hwdep_dsp_image_sizeof()); memset(*ptr, 0, snd_hwdep_dsp_image_sizeof()); } while (0)
00139 int snd_hwdep_dsp_image_malloc(snd_hwdep_dsp_image_t **ptr);
00140 void snd_hwdep_dsp_image_free(snd_hwdep_dsp_image_t *obj);
00141 void snd_hwdep_dsp_image_copy(snd_hwdep_dsp_image_t *dst, const snd_hwdep_dsp_image_t *src);
00142 
00143 unsigned int snd_hwdep_dsp_image_get_index(const snd_hwdep_dsp_image_t *obj);
00144 const char *snd_hwdep_dsp_image_get_name(const snd_hwdep_dsp_image_t *obj);
00145 const void *snd_hwdep_dsp_image_get_image(const snd_hwdep_dsp_image_t *obj);
00146 size_t snd_hwdep_dsp_image_get_length(const snd_hwdep_dsp_image_t *obj);
00147 
00148 void snd_hwdep_dsp_image_set_index(snd_hwdep_dsp_image_t *obj, unsigned int _index);
00149 void snd_hwdep_dsp_image_set_name(snd_hwdep_dsp_image_t *obj, const char *name);
00150 void snd_hwdep_dsp_image_set_image(snd_hwdep_dsp_image_t *obj, void *buffer);
00151 void snd_hwdep_dsp_image_set_length(snd_hwdep_dsp_image_t *obj, size_t length);
00152 
00155 #ifdef __cplusplus
00156 }
00157 #endif
00158 
00159 #endif /* __ALSA_HWDEP_H */
00160 

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