syscall.c (1259B)
1/* 2 * Will go away once libc support is there 3 */ 4#include <unistd.h> 5#include <sys/syscall.h> 6#include <sys/uio.h> 7#include <signal.h> 8#include "liburing.h" 9 10#ifdef __alpha__ 11/* 12 * alpha is the only exception, all other architectures 13 * have common numbers for new system calls. 14 */ 15# ifndef __NR_io_uring_setup 16# define __NR_io_uring_setup 535 17# endif 18# ifndef __NR_io_uring_enter 19# define __NR_io_uring_enter 536 20# endif 21# ifndef __NR_io_uring_register 22# define __NR_io_uring_register 537 23# endif 24#else /* !__alpha__ */ 25# ifndef __NR_io_uring_setup 26# define __NR_io_uring_setup 425 27# endif 28# ifndef __NR_io_uring_enter 29# define __NR_io_uring_enter 426 30# endif 31# ifndef __NR_io_uring_register 32# define __NR_io_uring_register 427 33# endif 34#endif 35 36int io_uring_register(int fd, unsigned int opcode, void *arg, 37 unsigned int nr_args) 38{ 39 return syscall(__NR_io_uring_register, fd, opcode, arg, nr_args); 40} 41 42int io_uring_setup(unsigned int entries, struct io_uring_params *p) 43{ 44 return syscall(__NR_io_uring_setup, entries, p); 45} 46 47int io_uring_enter(int fd, unsigned int to_submit, unsigned int min_complete, 48 unsigned int flags, sigset_t *sig) 49{ 50 return syscall(__NR_io_uring_enter, fd, to_submit, min_complete, 51 flags, sig, _NSIG / 8); 52}