00001
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 enum _snd_hwdep_iface {
00049 SND_HWDEP_IFACE_OPL2 = 0,
00050 SND_HWDEP_IFACE_OPL3,
00051 SND_HWDEP_IFACE_OPL4,
00052 SND_HWDEP_IFACE_SB16CSP,
00053 SND_HWDEP_IFACE_EMU10K1,
00054 SND_HWDEP_IFACE_YSS225,
00055 SND_HWDEP_IFACE_ICS2115,
00056 SND_HWDEP_IFACE_LAST = SND_HWDEP_IFACE_ICS2115
00057 } snd_hwdep_iface_t;
00058
00060 #define SND_HWDEP_OPEN_READ (O_RDONLY)
00061
00062 #define SND_HWDEP_OPEN_WRITE (O_WRONLY)
00063
00064 #define SND_HWDEP_OPEN_DUPLEX (O_RDWR)
00065
00066 #define SND_HWDEP_OPEN_NONBLOCK (O_NONBLOCK)
00067
00069 typedef enum _snd_hwdep_type {
00071 SND_HWDEP_TYPE_HW,
00073 SND_HWDEP_TYPE_SHM,
00075 SND_HWDEP_TYPE_INET
00076 } snd_hwdep_type_t;
00077
00079 typedef struct _snd_hwdep snd_hwdep_t;
00080
00081 int snd_hwdep_open(snd_hwdep_t **hwdep, const char *name, int mode);
00082 int snd_hwdep_close(snd_hwdep_t *hwdep);
00083 int snd_hwdep_poll_descriptors(snd_hwdep_t *hwdep, struct pollfd *pfds, unsigned int space);
00084 int snd_hwdep_poll_descriptors_revents(snd_hwdep_t *hwdep, struct pollfd *pfds, unsigned int nfds, unsigned short *revents);
00085 int snd_hwdep_nonblock(snd_hwdep_t *hwdep, int nonblock);
00086 int snd_hwdep_info(snd_hwdep_t *hwdep, snd_hwdep_info_t * info);
00087 int snd_hwdep_ioctl(snd_hwdep_t *hwdep, unsigned int request, void * arg);
00088 ssize_t snd_hwdep_write(snd_hwdep_t *hwdep, const void *buffer, size_t size);
00089 ssize_t snd_hwdep_read(snd_hwdep_t *hwdep, void *buffer, size_t size);
00090
00091 size_t snd_hwdep_info_sizeof(void);
00093 #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)
00094 int snd_hwdep_info_malloc(snd_hwdep_info_t **ptr);
00095 void snd_hwdep_info_free(snd_hwdep_info_t *obj);
00096 void snd_hwdep_info_copy(snd_hwdep_info_t *dst, const snd_hwdep_info_t *src);
00097
00098 unsigned int snd_hwdep_info_get_device(const snd_hwdep_info_t *obj);
00099 int snd_hwdep_info_get_card(const snd_hwdep_info_t *obj);
00100 const char *snd_hwdep_info_get_id(const snd_hwdep_info_t *obj);
00101 const char *snd_hwdep_info_get_name(const snd_hwdep_info_t *obj);
00102 snd_hwdep_iface_t snd_hwdep_info_get_iface(const snd_hwdep_info_t *obj);
00103 void snd_hwdep_info_set_device(snd_hwdep_info_t *obj, unsigned int val);
00104
00107 #ifdef __cplusplus
00108 }
00109 #endif
00110
00111 #endif
00112