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#ifndef _BITS_SYSCALLS_H
#define _BITS_SYSCALLS_H
#ifndef _SYSCALL_H
# error "Never use <bits/syscalls.h> directly; include <sys/syscall.h> instead."
#endif
#ifndef __ASSEMBLER__
#include <errno.h>
#define SYS_ify(syscall_name) (__NR_##syscall_name)
#define _syscall_return(type) \
return (_sc_err ? __set_errno(_sc_ret), _sc_ret = -1L : 0), (type) _sc_ret
#define _syscall_clobbers \
"$1", "$2", "$3", "$4", "$5", "$6", "$7", "$8", \
"$22", "$23", "$24", "$25", "$27", "$28" \
#define _syscall0(type, name) \
type name(void) \
{ \
long _sc_ret, _sc_err; \
{ \
register long _sc_0 __asm__("$0"); \
register long _sc_19 __asm__("$19"); \
\
_sc_0 = __NR_##name; \
__asm__("callsys # %0 %1 %2" \
: "=r"(_sc_0), "=r"(_sc_19) \
: "0"(_sc_0) \
: _syscall_clobbers); \
_sc_ret = _sc_0, _sc_err = _sc_19; \
} \
_syscall_return(type); \
}
#define _syscall1(type,name,type1,arg1) \
type name(type1 arg1) \
{ \
long _sc_ret, _sc_err; \
{ \
register long _sc_0 __asm__("$0"); \
register long _sc_16 __asm__("$16"); \
register long _sc_19 __asm__("$19"); \
\
_sc_0 = __NR_##name; \
_sc_16 = (long) (arg1); \
__asm__("callsys # %0 %1 %2 %3" \
: "=r"(_sc_0), "=r"(_sc_19) \
: "0"(_sc_0), "r"(_sc_16) \
: _syscall_clobbers); \
_sc_ret = _sc_0, _sc_err = _sc_19; \
} \
_syscall_return(type); \
}
#define _syscall2(type,name,type1,arg1,type2,arg2) \
type name(type1 arg1,type2 arg2) \
{ \
long _sc_ret, _sc_err; \
{ \
register long _sc_0 __asm__("$0"); \
register long _sc_16 __asm__("$16"); \
register long _sc_17 __asm__("$17"); \
register long _sc_19 __asm__("$19"); \
\
_sc_0 = __NR_##name; \
_sc_16 = (long) (arg1); \
_sc_17 = (long) (arg2); \
__asm__("callsys # %0 %1 %2 %3 %4" \
: "=r"(_sc_0), "=r"(_sc_19) \
: "0"(_sc_0), "r"(_sc_16), "r"(_sc_17) \
: _syscall_clobbers); \
_sc_ret = _sc_0, _sc_err = _sc_19; \
} \
_syscall_return(type); \
}
#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
type name(type1 arg1,type2 arg2,type3 arg3) \
{ \
long _sc_ret, _sc_err; \
{ \
register long _sc_0 __asm__("$0"); \
register long _sc_16 __asm__("$16"); \
register long _sc_17 __asm__("$17"); \
register long _sc_18 __asm__("$18"); \
register long _sc_19 __asm__("$19"); \
\
_sc_0 = __NR_##name; \
_sc_16 = (long) (arg1); \
_sc_17 = (long) (arg2); \
_sc_18 = (long) (arg3); \
__asm__("callsys # %0 %1 %2 %3 %4 %5" \
: "=r"(_sc_0), "=r"(_sc_19) \
: "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
"r"(_sc_18) \
: _syscall_clobbers); \
_sc_ret = _sc_0, _sc_err = _sc_19; \
} \
_syscall_return(type); \
}
#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \
{ \
long _sc_ret, _sc_err; \
{ \
register long _sc_0 __asm__("$0"); \
register long _sc_16 __asm__("$16"); \
register long _sc_17 __asm__("$17"); \
register long _sc_18 __asm__("$18"); \
register long _sc_19 __asm__("$19"); \
\
_sc_0 = __NR_##name; \
_sc_16 = (long) (arg1); \
_sc_17 = (long) (arg2); \
_sc_18 = (long) (arg3); \
_sc_19 = (long) (arg4); \
__asm__("callsys # %0 %1 %2 %3 %4 %5 %6" \
: "=r"(_sc_0), "=r"(_sc_19) \
: "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
"r"(_sc_18), "1"(_sc_19) \
: _syscall_clobbers); \
_sc_ret = _sc_0, _sc_err = _sc_19; \
} \
_syscall_return(type); \
}
#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
type5,arg5) \
type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \
{ \
long _sc_ret, _sc_err; \
{ \
register long _sc_0 __asm__("$0"); \
register long _sc_16 __asm__("$16"); \
register long _sc_17 __asm__("$17"); \
register long _sc_18 __asm__("$18"); \
register long _sc_19 __asm__("$19"); \
register long _sc_20 __asm__("$20"); \
\
_sc_0 = __NR_##name; \
_sc_16 = (long) (arg1); \
_sc_17 = (long) (arg2); \
_sc_18 = (long) (arg3); \
_sc_19 = (long) (arg4); \
_sc_20 = (long) (arg5); \
__asm__("callsys # %0 %1 %2 %3 %4 %5 %6 %7" \
: "=r"(_sc_0), "=r"(_sc_19) \
: "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
"r"(_sc_18), "1"(_sc_19), "r"(_sc_20) \
: _syscall_clobbers); \
_sc_ret = _sc_0, _sc_err = _sc_19; \
} \
_syscall_return(type); \
}
#define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
type5,arg5,type6,arg6) \
type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5, type6 arg6)\
{ \
long _sc_ret, _sc_err; \
{ \
register long _sc_0 __asm__("$0"); \
register long _sc_16 __asm__("$16"); \
register long _sc_17 __asm__("$17"); \
register long _sc_18 __asm__("$18"); \
register long _sc_19 __asm__("$19"); \
register long _sc_20 __asm__("$20"); \
register long _sc_21 __asm__("$21"); \
\
_sc_0 = __NR_##name; \
_sc_16 = (long) (arg1); \
_sc_17 = (long) (arg2); \
_sc_18 = (long) (arg3); \
_sc_19 = (long) (arg4); \
_sc_20 = (long) (arg5); \
_sc_21 = (long) (arg6); \
__asm__("callsys # %0 %1 %2 %3 %4 %5 %6 %7 %8" \
: "=r"(_sc_0), "=r"(_sc_19) \
: "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
"r"(_sc_18), "1"(_sc_19), "r"(_sc_20), "r"(_sc_21) \
: _syscall_clobbers); \
_sc_ret = _sc_0, _sc_err = _sc_19; \
} \
_syscall_return(type); \
}
#endif /* __ASSEMBLER__ */
#endif /* _BITS_SYSCALLS_H */
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