35 #include <sys/types.h>
48 #define SPA_TYPE_INTERFACE_System SPA_TYPE_INFO_INTERFACE_BASE "System"
49 #define SPA_TYPE_INTERFACE_DataSystem SPA_TYPE_INFO_INTERFACE_BASE "DataSystem"
51 #define SPA_VERSION_SYSTEM 0
55 #define SPA_IO_IN (1 << 0)
56 #define SPA_IO_OUT (1 << 2)
57 #define SPA_IO_ERR (1 << 3)
58 #define SPA_IO_HUP (1 << 4)
61 #define SPA_FD_CLOEXEC (1<<0)
62 #define SPA_FD_NONBLOCK (1<<1)
63 #define SPA_FD_EVENT_SEMAPHORE (1<<2)
64 #define SPA_FD_TIMER_ABSTIME (1<<3)
65 #define SPA_FD_TIMER_CANCEL_ON_SET (1<<4)
73 #define SPA_VERSION_SYSTEM_METHODS 0
77 ssize_t (*
read) (
void *object,
int fd,
void *buf,
size_t count);
78 ssize_t (*
write) (
void *object,
int fd,
const void *buf,
size_t count);
79 int (*
ioctl) (
void *object,
int fd,
unsigned long request, ...);
80 int (*
close) (
void *object,
int fd);
84 int clockid,
struct timespec *value);
86 int clockid,
struct timespec *
res);
90 int (*
pollfd_add) (
void *object,
int pfd,
int fd, uint32_t events,
void *
data);
91 int (*
pollfd_mod) (
void *object,
int pfd,
int fd, uint32_t events,
void *
data);
100 const struct itimerspec *new_value,
101 struct itimerspec *old_value);
103 int fd,
struct itimerspec *curr_value);
116 #define spa_system_method_r(o,method,version,...) \
118 int _res = -ENOTSUP; \
119 struct spa_system *_o = o; \
120 spa_interface_call_res(&_o->iface, \
121 struct spa_system_methods, _res, \
122 method, version, ##__VA_ARGS__); \
127 #define spa_system_read(s,...) spa_system_method_r(s,read,0,__VA_ARGS__)
128 #define spa_system_write(s,...) spa_system_method_r(s,write,0,__VA_ARGS__)
129 #define spa_system_ioctl(s,...) spa_system_method_r(s,ioctl,0,__VA_ARGS__)
130 #define spa_system_close(s,...) spa_system_method_r(s,close,0,__VA_ARGS__)
132 #define spa_system_clock_gettime(s,...) spa_system_method_r(s,clock_gettime,0,__VA_ARGS__)
133 #define spa_system_clock_getres(s,...) spa_system_method_r(s,clock_getres,0,__VA_ARGS__)
135 #define spa_system_pollfd_create(s,...) spa_system_method_r(s,pollfd_create,0,__VA_ARGS__)
136 #define spa_system_pollfd_add(s,...) spa_system_method_r(s,pollfd_add,0,__VA_ARGS__)
137 #define spa_system_pollfd_mod(s,...) spa_system_method_r(s,pollfd_mod,0,__VA_ARGS__)
138 #define spa_system_pollfd_del(s,...) spa_system_method_r(s,pollfd_del,0,__VA_ARGS__)
139 #define spa_system_pollfd_wait(s,...) spa_system_method_r(s,pollfd_wait,0,__VA_ARGS__)
141 #define spa_system_timerfd_create(s,...) spa_system_method_r(s,timerfd_create,0,__VA_ARGS__)
142 #define spa_system_timerfd_settime(s,...) spa_system_method_r(s,timerfd_settime,0,__VA_ARGS__)
143 #define spa_system_timerfd_gettime(s,...) spa_system_method_r(s,timerfd_gettime,0,__VA_ARGS__)
144 #define spa_system_timerfd_read(s,...) spa_system_method_r(s,timerfd_read,0,__VA_ARGS__)
146 #define spa_system_eventfd_create(s,...) spa_system_method_r(s,eventfd_create,0,__VA_ARGS__)
147 #define spa_system_eventfd_write(s,...) spa_system_method_r(s,eventfd_write,0,__VA_ARGS__)
148 #define spa_system_eventfd_read(s,...) spa_system_method_r(s,eventfd_read,0,__VA_ARGS__)
150 #define spa_system_signalfd_create(s,...) spa_system_method_r(s,signalfd_create,0,__VA_ARGS__)
151 #define spa_system_signalfd_read(s,...) spa_system_method_r(s,signalfd_read,0,__VA_ARGS__)
static uint32_t int int res
Definition: core.h:329
uint32_t events
Definition: system.h:68
void * data
Definition: system.h:69
int(* pollfd_del)(void *object, int pfd, int fd)
Definition: system.h:92
int(* eventfd_read)(void *object, int fd, uint64_t *count)
Definition: system.h:109
int(* signalfd_read)(void *object, int fd, int *signal)
Definition: system.h:113
int(* pollfd_wait)(void *object, int pfd, struct spa_poll_event *ev, int n_ev, int timeout)
Definition: system.h:93
int(* timerfd_create)(void *object, int clockid, int flags)
Definition: system.h:97
int(* eventfd_write)(void *object, int fd, uint64_t count)
Definition: system.h:108
int(* eventfd_create)(void *object, int flags)
Definition: system.h:107
ssize_t(* read)(void *object, int fd, void *buf, size_t count)
Definition: system.h:77
uint32_t version
Definition: system.h:74
int(* clock_getres)(void *object, int clockid, struct timespec *res)
Definition: system.h:85
int(* timerfd_read)(void *object, int fd, uint64_t *expirations)
Definition: system.h:104
int(* close)(void *object, int fd)
Definition: system.h:80
int(* pollfd_create)(void *object, int flags)
Definition: system.h:89
int(* clock_gettime)(void *object, int clockid, struct timespec *value)
Definition: system.h:83
ssize_t(* write)(void *object, int fd, const void *buf, size_t count)
Definition: system.h:78
int(* pollfd_add)(void *object, int pfd, int fd, uint32_t events, void *data)
Definition: system.h:90
int(* timerfd_gettime)(void *object, int fd, struct itimerspec *curr_value)
Definition: system.h:102
int(* signalfd_create)(void *object, int signal, int flags)
Definition: system.h:112
int(* timerfd_settime)(void *object, int fd, int flags, const struct itimerspec *new_value, struct itimerspec *old_value)
Definition: system.h:98
int(* pollfd_mod)(void *object, int pfd, int fd, uint32_t events, void *data)
Definition: system.h:91
int(* ioctl)(void *object, int fd, unsigned long request,...)
Definition: system.h:79
struct spa_interface iface
Definition: system.h:52