35 #include <sys/types.h> 52 #define SPA_TYPE_INTERFACE_System SPA_TYPE_INFO_INTERFACE_BASE "System" 53 #define SPA_TYPE_INTERFACE_DataSystem SPA_TYPE_INFO_INTERFACE_BASE "DataSystem" 55 #define SPA_VERSION_SYSTEM 0 59 #define SPA_IO_IN (1 << 0) 60 #define SPA_IO_OUT (1 << 2) 61 #define SPA_IO_ERR (1 << 3) 62 #define SPA_IO_HUP (1 << 4) 65 #define SPA_FD_CLOEXEC (1<<0) 66 #define SPA_FD_NONBLOCK (1<<1) 67 #define SPA_FD_EVENT_SEMAPHORE (1<<2) 68 #define SPA_FD_TIMER_ABSTIME (1<<3) 69 #define SPA_FD_TIMER_CANCEL_ON_SET (1<<4) 77 #define SPA_VERSION_SYSTEM_METHODS 0 81 ssize_t (*
read) (
void *object,
int fd,
void *buf,
size_t count);
82 ssize_t (*
write) (
void *object,
int fd,
const void *buf,
size_t count);
83 int (*
ioctl) (
void *object,
int fd,
unsigned long request, ...);
84 int (*
close) (
void *object,
int fd);
88 int clockid,
struct timespec *value);
90 int clockid,
struct timespec *res);
94 int (*
pollfd_add) (
void *object,
int pfd,
int fd, uint32_t events,
void *data);
95 int (*
pollfd_mod) (
void *object,
int pfd,
int fd, uint32_t events,
void *data);
120 #define spa_system_method_r(o,method,version,...) \ 122 int _res = -ENOTSUP; \ 123 struct spa_system *_o = o; \ 124 spa_interface_call_res(&_o->iface, \ 125 struct spa_system_methods, _res, \ 126 method, version, ##__VA_ARGS__); \ 131 #define spa_system_read(s,...) spa_system_method_r(s,read,0,__VA_ARGS__) 132 #define spa_system_write(s,...) spa_system_method_r(s,write,0,__VA_ARGS__) 133 #define spa_system_ioctl(s,...) spa_system_method_r(s,ioctl,0,__VA_ARGS__) 134 #define spa_system_close(s,...) spa_system_method_r(s,close,0,__VA_ARGS__) 136 #define spa_system_clock_gettime(s,...) spa_system_method_r(s,clock_gettime,0,__VA_ARGS__) 137 #define spa_system_clock_getres(s,...) spa_system_method_r(s,clock_getres,0,__VA_ARGS__) 139 #define spa_system_pollfd_create(s,...) spa_system_method_r(s,pollfd_create,0,__VA_ARGS__) 140 #define spa_system_pollfd_add(s,...) spa_system_method_r(s,pollfd_add,0,__VA_ARGS__) 141 #define spa_system_pollfd_mod(s,...) spa_system_method_r(s,pollfd_mod,0,__VA_ARGS__) 142 #define spa_system_pollfd_del(s,...) spa_system_method_r(s,pollfd_del,0,__VA_ARGS__) 143 #define spa_system_pollfd_wait(s,...) spa_system_method_r(s,pollfd_wait,0,__VA_ARGS__) 145 #define spa_system_timerfd_create(s,...) spa_system_method_r(s,timerfd_create,0,__VA_ARGS__) 146 #define spa_system_timerfd_settime(s,...) spa_system_method_r(s,timerfd_settime,0,__VA_ARGS__) 147 #define spa_system_timerfd_gettime(s,...) spa_system_method_r(s,timerfd_gettime,0,__VA_ARGS__) 148 #define spa_system_timerfd_read(s,...) spa_system_method_r(s,timerfd_read,0,__VA_ARGS__) 150 #define spa_system_eventfd_create(s,...) spa_system_method_r(s,eventfd_create,0,__VA_ARGS__) 151 #define spa_system_eventfd_write(s,...) spa_system_method_r(s,eventfd_write,0,__VA_ARGS__) 152 #define spa_system_eventfd_read(s,...) spa_system_method_r(s,eventfd_read,0,__VA_ARGS__) 154 #define spa_system_signalfd_create(s,...) spa_system_method_r(s,signalfd_create,0,__VA_ARGS__) 155 #define spa_system_signalfd_read(s,...) spa_system_method_r(s,signalfd_read,0,__VA_ARGS__) int(* clock_gettime)(void *object, int clockid, struct timespec *value)
Definition: system.h:106
int(* timerfd_gettime)(void *object, int fd, struct itimerspec *curr_value)
Definition: system.h:125
int(* timerfd_settime)(void *object, int fd, int flags, const struct itimerspec *new_value, struct itimerspec *old_value)
Definition: system.h:121
int(* signalfd_create)(void *object, int signal, int flags)
Definition: system.h:135
int(* pollfd_mod)(void *object, int pfd, int fd, uint32_t events, void *data)
Definition: system.h:114
int(* pollfd_del)(void *object, int pfd, int fd)
Definition: system.h:115
int(* eventfd_write)(void *object, int fd, uint64_t count)
Definition: system.h:131
int(* timerfd_create)(void *object, int clockid, int flags)
Definition: system.h:120
int(* close)(void *object, int fd)
Definition: system.h:103
int(* timerfd_read)(void *object, int fd, uint64_t *expirations)
Definition: system.h:127
uint32_t events
Definition: system.h:90
int(* pollfd_create)(void *object, int flags)
Definition: system.h:112
uint32_t version
Definition: system.h:97
int(* pollfd_add)(void *object, int pfd, int fd, uint32_t events, void *data)
Definition: system.h:113
int(* ioctl)(void *object, int fd, unsigned long request,...)
Definition: system.h:102
int(* signalfd_read)(void *object, int fd, int *signal)
Definition: system.h:136
int(* eventfd_create)(void *object, int flags)
Definition: system.h:130
ssize_t(* write)(void *object, int fd, const void *buf, size_t count)
Definition: system.h:101
ssize_t(* read)(void *object, int fd, void *buf, size_t count)
Definition: system.h:100
int(* pollfd_wait)(void *object, int pfd, struct spa_poll_event *ev, int n_ev, int timeout)
Definition: system.h:116
void * data
Definition: system.h:91
struct spa_interface iface
Definition: system.h:65
int(* eventfd_read)(void *object, int fd, uint64_t *count)
Definition: system.h:132
int(* clock_getres)(void *object, int clockid, struct timespec *res)
Definition: system.h:108