ALSA project - the C library reference: /builddir/build/BUILD/alsa-lib-1.1.0/include/hwdep.h Source File

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# /builddir/build/BUILD/alsa-lib-1.1.0/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,
    00071         SND_HWDEP_IFACE_HDA,
    00072         SND_HWDEP_IFACE_USB_STREAM,
    00073         SND_HWDEP_IFACE_FW_DICE,
    00074         SND_HWDEP_IFACE_FW_FIREWORKS,
    00075         SND_HWDEP_IFACE_FW_BEBOB,
    00076         SND_HWDEP_IFACE_FW_OXFW,
    00077         SND_HWDEP_IFACE_FW_DIGI00X,     /* Digidesign Digi 002/003 family */
    00078         SND_HWDEP_IFACE_FW_TASCAM,      /* TASCAM FireWire series */
    00079
    00080         SND_HWDEP_IFACE_LAST = SND_HWDEP_IFACE_FW_TASCAM
    00081 } snd_hwdep_iface_t;
    00082
    00084 #define SND_HWDEP_OPEN_READ             (O_RDONLY)
    00085
    00086 #define SND_HWDEP_OPEN_WRITE            (O_WRONLY)
    00087
    00088 #define SND_HWDEP_OPEN_DUPLEX           (O_RDWR)
    00089
    00090 #define SND_HWDEP_OPEN_NONBLOCK         (O_NONBLOCK)
    00091
    00093 typedef enum _snd_hwdep_type {
    00095         SND_HWDEP_TYPE_HW,
    00097         SND_HWDEP_TYPE_SHM,
    00099         SND_HWDEP_TYPE_INET
    00100 } snd_hwdep_type_t;
    00101
    00103 typedef struct _snd_hwdep snd_hwdep_t;
    00104
    00105 int snd_hwdep_open(snd_hwdep_t **hwdep, const char *name, int mode);
    00106 int snd_hwdep_close(snd_hwdep_t *hwdep);
    00107 int snd_hwdep_poll_descriptors(snd_hwdep_t *hwdep, struct pollfd *pfds, unsigned int space);
    00108 int snd_hwdep_poll_descriptors_count(snd_hwdep_t *hwdep);
    00109 int snd_hwdep_poll_descriptors_revents(snd_hwdep_t *hwdep, struct pollfd *pfds, unsigned int nfds, unsigned short *revents);
    00110 int snd_hwdep_nonblock(snd_hwdep_t *hwdep, int nonblock);
    00111 int snd_hwdep_info(snd_hwdep_t *hwdep, snd_hwdep_info_t * info);
    00112 int snd_hwdep_dsp_status(snd_hwdep_t *hwdep, snd_hwdep_dsp_status_t *status);
    00113 int snd_hwdep_dsp_load(snd_hwdep_t *hwdep, snd_hwdep_dsp_image_t *block);
    00114 int snd_hwdep_ioctl(snd_hwdep_t *hwdep, unsigned int request, void * arg);
    00115 ssize_t snd_hwdep_write(snd_hwdep_t *hwdep, const void *buffer, size_t size);
    00116 ssize_t snd_hwdep_read(snd_hwdep_t *hwdep, void *buffer, size_t size);
    00117
    00118 size_t snd_hwdep_info_sizeof(void);
    00120 #define snd_hwdep_info_alloca(ptr) __snd_alloca(ptr, snd_hwdep_info)
    00121 int snd_hwdep_info_malloc(snd_hwdep_info_t **ptr);
    00122 void snd_hwdep_info_free(snd_hwdep_info_t *obj);
    00123 void snd_hwdep_info_copy(snd_hwdep_info_t *dst, const snd_hwdep_info_t *src);
    00124
    00125 unsigned int snd_hwdep_info_get_device(const snd_hwdep_info_t *obj);
    00126 int snd_hwdep_info_get_card(const snd_hwdep_info_t *obj);
    00127 const char *snd_hwdep_info_get_id(const snd_hwdep_info_t *obj);
    00128 const char *snd_hwdep_info_get_name(const snd_hwdep_info_t *obj);
    00129 snd_hwdep_iface_t snd_hwdep_info_get_iface(const snd_hwdep_info_t *obj);
    00130 void snd_hwdep_info_set_device(snd_hwdep_info_t *obj, unsigned int val);
    00131
    00132 size_t snd_hwdep_dsp_status_sizeof(void);
    00134 #define snd_hwdep_dsp_status_alloca(ptr) __snd_alloca(ptr, snd_hwdep_dsp_status)
    00135 int snd_hwdep_dsp_status_malloc(snd_hwdep_dsp_status_t **ptr);
    00136 void snd_hwdep_dsp_status_free(snd_hwdep_dsp_status_t *obj);
    00137 void snd_hwdep_dsp_status_copy(snd_hwdep_dsp_status_t *dst, const snd_hwdep_dsp_status_t *src);
    00138
    00139 unsigned int snd_hwdep_dsp_status_get_version(const snd_hwdep_dsp_status_t *obj);
    00140 const char *snd_hwdep_dsp_status_get_id(const snd_hwdep_dsp_status_t *obj);
    00141 unsigned int snd_hwdep_dsp_status_get_num_dsps(const snd_hwdep_dsp_status_t *obj);
    00142 unsigned int snd_hwdep_dsp_status_get_dsp_loaded(const snd_hwdep_dsp_status_t *obj);
    00143 unsigned int snd_hwdep_dsp_status_get_chip_ready(const snd_hwdep_dsp_status_t *obj);
    00144
    00145 size_t snd_hwdep_dsp_image_sizeof(void);
    00147 #define snd_hwdep_dsp_image_alloca(ptr) __snd_alloca(ptr, snd_hwdep_dsp_image)
    00148 int snd_hwdep_dsp_image_malloc(snd_hwdep_dsp_image_t **ptr);
    00149 void snd_hwdep_dsp_image_free(snd_hwdep_dsp_image_t *obj);
    00150 void snd_hwdep_dsp_image_copy(snd_hwdep_dsp_image_t *dst, const snd_hwdep_dsp_image_t *src);
    00151
    00152 unsigned int snd_hwdep_dsp_image_get_index(const snd_hwdep_dsp_image_t *obj);
    00153 const char *snd_hwdep_dsp_image_get_name(const snd_hwdep_dsp_image_t *obj);
    00154 const void *snd_hwdep_dsp_image_get_image(const snd_hwdep_dsp_image_t *obj);
    00155 size_t snd_hwdep_dsp_image_get_length(const snd_hwdep_dsp_image_t *obj);
    00156
    00157 void snd_hwdep_dsp_image_set_index(snd_hwdep_dsp_image_t *obj, unsigned int _index);
    00158 void snd_hwdep_dsp_image_set_name(snd_hwdep_dsp_image_t *obj, const char *name);
    00159 void snd_hwdep_dsp_image_set_image(snd_hwdep_dsp_image_t *obj, void *buffer);
    00160 void snd_hwdep_dsp_image_set_length(snd_hwdep_dsp_image_t *obj, size_t length);
    00161
    00164 #ifdef __cplusplus
    00165 }
    00166 #endif
    00167
    00168 #endif /* __ALSA_HWDEP_H */
    00169

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