PipeWire 1.1.0
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System

I/O, clock, polling, timer, and signal interfaces. More...

Files

file  system.h
 spa/support/system.h
 

Data Structures

struct  spa_system
 
struct  spa_poll_event
 
struct  spa_system_methods
 

Macros

#define SPA_TYPE_INTERFACE_System   SPA_TYPE_INFO_INTERFACE_BASE "System"
 a collection of core system functions
 
#define SPA_TYPE_INTERFACE_DataSystem   SPA_TYPE_INFO_INTERFACE_BASE "DataSystem"
 
#define SPA_VERSION_SYSTEM   0
 
#define SPA_IO_IN   (1 << 0)
 
#define SPA_IO_OUT   (1 << 2)
 
#define SPA_IO_ERR   (1 << 3)
 
#define SPA_IO_HUP   (1 << 4)
 
#define SPA_FD_CLOEXEC   (1<<0)
 
#define SPA_FD_NONBLOCK   (1<<1)
 
#define SPA_FD_EVENT_SEMAPHORE   (1<<2)
 
#define SPA_FD_TIMER_ABSTIME   (1<<3)
 
#define SPA_FD_TIMER_CANCEL_ON_SET   (1<<4)
 
#define SPA_VERSION_SYSTEM_METHODS   0
 
#define spa_system_method_r(o, method, version, ...)
 
#define spa_system_read(s, ...)   spa_system_method_r(s,read,0,__VA_ARGS__)
 
#define spa_system_write(s, ...)   spa_system_method_r(s,write,0,__VA_ARGS__)
 
#define spa_system_ioctl(s, ...)   spa_system_method_r(s,ioctl,0,__VA_ARGS__)
 
#define spa_system_close(s, ...)   spa_system_method_r(s,close,0,__VA_ARGS__)
 
#define spa_system_clock_gettime(s, ...)   spa_system_method_r(s,clock_gettime,0,__VA_ARGS__)
 
#define spa_system_clock_getres(s, ...)   spa_system_method_r(s,clock_getres,0,__VA_ARGS__)
 
#define spa_system_pollfd_create(s, ...)   spa_system_method_r(s,pollfd_create,0,__VA_ARGS__)
 
#define spa_system_pollfd_add(s, ...)   spa_system_method_r(s,pollfd_add,0,__VA_ARGS__)
 
#define spa_system_pollfd_mod(s, ...)   spa_system_method_r(s,pollfd_mod,0,__VA_ARGS__)
 
#define spa_system_pollfd_del(s, ...)   spa_system_method_r(s,pollfd_del,0,__VA_ARGS__)
 
#define spa_system_pollfd_wait(s, ...)   spa_system_method_r(s,pollfd_wait,0,__VA_ARGS__)
 
#define spa_system_timerfd_create(s, ...)   spa_system_method_r(s,timerfd_create,0,__VA_ARGS__)
 
#define spa_system_timerfd_settime(s, ...)   spa_system_method_r(s,timerfd_settime,0,__VA_ARGS__)
 
#define spa_system_timerfd_gettime(s, ...)   spa_system_method_r(s,timerfd_gettime,0,__VA_ARGS__)
 
#define spa_system_timerfd_read(s, ...)   spa_system_method_r(s,timerfd_read,0,__VA_ARGS__)
 
#define spa_system_eventfd_create(s, ...)   spa_system_method_r(s,eventfd_create,0,__VA_ARGS__)
 
#define spa_system_eventfd_write(s, ...)   spa_system_method_r(s,eventfd_write,0,__VA_ARGS__)
 
#define spa_system_eventfd_read(s, ...)   spa_system_method_r(s,eventfd_read,0,__VA_ARGS__)
 
#define spa_system_signalfd_create(s, ...)   spa_system_method_r(s,signalfd_create,0,__VA_ARGS__)
 
#define spa_system_signalfd_read(s, ...)   spa_system_method_r(s,signalfd_read,0,__VA_ARGS__)
 

Detailed Description

I/O, clock, polling, timer, and signal interfaces.

Macro Definition Documentation

◆ SPA_TYPE_INTERFACE_System

#define SPA_TYPE_INTERFACE_System   SPA_TYPE_INFO_INTERFACE_BASE "System"

◆ SPA_TYPE_INTERFACE_DataSystem

#define SPA_TYPE_INTERFACE_DataSystem   SPA_TYPE_INFO_INTERFACE_BASE "DataSystem"

◆ SPA_VERSION_SYSTEM

#define SPA_VERSION_SYSTEM   0

◆ SPA_IO_IN

#define SPA_IO_IN   (1 << 0)

◆ SPA_IO_OUT

#define SPA_IO_OUT   (1 << 2)

◆ SPA_IO_ERR

#define SPA_IO_ERR   (1 << 3)

◆ SPA_IO_HUP

#define SPA_IO_HUP   (1 << 4)

◆ SPA_FD_CLOEXEC

#define SPA_FD_CLOEXEC   (1<<0)

◆ SPA_FD_NONBLOCK

#define SPA_FD_NONBLOCK   (1<<1)

◆ SPA_FD_EVENT_SEMAPHORE

#define SPA_FD_EVENT_SEMAPHORE   (1<<2)

◆ SPA_FD_TIMER_ABSTIME

#define SPA_FD_TIMER_ABSTIME   (1<<3)

◆ SPA_FD_TIMER_CANCEL_ON_SET

#define SPA_FD_TIMER_CANCEL_ON_SET   (1<<4)

◆ SPA_VERSION_SYSTEM_METHODS

#define SPA_VERSION_SYSTEM_METHODS   0

◆ spa_system_method_r

#define spa_system_method_r (   o,
  method,
  version,
  ... 
)

◆ spa_system_read

#define spa_system_read (   s,
  ... 
)    spa_system_method_r(s,read,0,__VA_ARGS__)

◆ spa_system_write

#define spa_system_write (   s,
  ... 
)    spa_system_method_r(s,write,0,__VA_ARGS__)

◆ spa_system_ioctl

#define spa_system_ioctl (   s,
  ... 
)    spa_system_method_r(s,ioctl,0,__VA_ARGS__)

◆ spa_system_close

#define spa_system_close (   s,
  ... 
)    spa_system_method_r(s,close,0,__VA_ARGS__)

◆ spa_system_clock_gettime

#define spa_system_clock_gettime (   s,
  ... 
)    spa_system_method_r(s,clock_gettime,0,__VA_ARGS__)

◆ spa_system_clock_getres

#define spa_system_clock_getres (   s,
  ... 
)    spa_system_method_r(s,clock_getres,0,__VA_ARGS__)

◆ spa_system_pollfd_create

#define spa_system_pollfd_create (   s,
  ... 
)    spa_system_method_r(s,pollfd_create,0,__VA_ARGS__)

◆ spa_system_pollfd_add

#define spa_system_pollfd_add (   s,
  ... 
)    spa_system_method_r(s,pollfd_add,0,__VA_ARGS__)

◆ spa_system_pollfd_mod

#define spa_system_pollfd_mod (   s,
  ... 
)    spa_system_method_r(s,pollfd_mod,0,__VA_ARGS__)

◆ spa_system_pollfd_del

#define spa_system_pollfd_del (   s,
  ... 
)    spa_system_method_r(s,pollfd_del,0,__VA_ARGS__)

◆ spa_system_pollfd_wait

#define spa_system_pollfd_wait (   s,
  ... 
)    spa_system_method_r(s,pollfd_wait,0,__VA_ARGS__)

◆ spa_system_timerfd_create

#define spa_system_timerfd_create (   s,
  ... 
)    spa_system_method_r(s,timerfd_create,0,__VA_ARGS__)

◆ spa_system_timerfd_settime

#define spa_system_timerfd_settime (   s,
  ... 
)    spa_system_method_r(s,timerfd_settime,0,__VA_ARGS__)

◆ spa_system_timerfd_gettime

#define spa_system_timerfd_gettime (   s,
  ... 
)    spa_system_method_r(s,timerfd_gettime,0,__VA_ARGS__)

◆ spa_system_timerfd_read

#define spa_system_timerfd_read (   s,
  ... 
)    spa_system_method_r(s,timerfd_read,0,__VA_ARGS__)

◆ spa_system_eventfd_create

#define spa_system_eventfd_create (   s,
  ... 
)    spa_system_method_r(s,eventfd_create,0,__VA_ARGS__)

◆ spa_system_eventfd_write

#define spa_system_eventfd_write (   s,
  ... 
)    spa_system_method_r(s,eventfd_write,0,__VA_ARGS__)

◆ spa_system_eventfd_read

#define spa_system_eventfd_read (   s,
  ... 
)    spa_system_method_r(s,eventfd_read,0,__VA_ARGS__)

◆ spa_system_signalfd_create

#define spa_system_signalfd_create (   s,
  ... 
)    spa_system_method_r(s,signalfd_create,0,__VA_ARGS__)

◆ spa_system_signalfd_read

#define spa_system_signalfd_read (   s,
  ... 
)    spa_system_method_r(s,signalfd_read,0,__VA_ARGS__)