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#ifndef _BITS_SYSCALLS_H
#define _BITS_SYSCALLS_H
#ifndef _SYSCALL_H
# error "Never use <bits/syscall.h> directly; include <sys/syscall.h> instead."
#endif
/* This includes the `__NR_<name>' syscall numbers taken from the Linux kernel
* header files. It also defines the traditional `SYS_<name>' macros for older
* programs. */
#include <bits/sysnum.h>
#ifndef __ASSEMBLER__
#include <errno.h>
#define SYS_ify(syscall_name) (__NR_##syscall_name)
#undef _syscall_return
#define _syscall_return(type) \
do { \
if ((unsigned long) (_sc_ret) >= (unsigned long) (-125)) { \
__set_errno(-_sc_ret); \
_sc_ret = -1; \
} \
\
return (type) (_sc_ret); \
} while (0)
#define _syscall_clobbers \
"r1", "r2", "r3", "r4", \
"r5", "r6", "r7", "r8", \
"r9", "r10", "r11"
#ifdef _syscall0
# undef _syscall0
#endif
#define _syscall0(type, name) \
type name (void) \
{ \
register long _sc_0 __asm__("r0") = SYS_ify (name); \
long _sc_ret; \
\
__asm__ __volatile__ ( \
" pushl %%ap \n" \
" pushl $0x0 \n" \
" movl %%sp, %%ap \n" \
" chmk %%r0 \n" \
" addl2 $4, %%sp \n" \
" movl (%%sp)+, %%ap \n" \
: "=r" (_sc_0) \
: "0" (_sc_0) \
: _syscall_clobbers); \
\
_sc_ret = _sc_0; \
_syscall_return (type); \
}
#ifdef _syscall1
# undef _syscall1
#endif
#define _syscall1(type, name, type1, arg1) \
type name (type1 arg1) \
{ \
register long _sc_0 __asm__("r0") = SYS_ify (name); \
long _sc_ret; \
\
__asm__ __volatile__ ( \
" pushl %%ap \n" \
" pushl %2 \n" \
" pushl $0x1 \n" \
" movl %%sp, %%ap \n" \
" chmk %%r0 \n" \
" addl2 $8, %%sp \n" \
" movl (%%sp)+, %%ap \n" \
: "=r" (_sc_0) \
: "0" (_sc_0), \
"m" (arg1) \
: _syscall_clobbers); \
\
_sc_ret = _sc_0; \
_syscall_return (type); \
}
#ifdef _syscall2
# undef _syscall2
#endif
#define _syscall2(type, name, type1, arg1, type2, arg2) \
type name (type1 arg1, \
type2 arg2) \
{ \
register long _sc_0 __asm__("r0") = SYS_ify (name); \
long _sc_ret; \
\
__asm__ __volatile__ ( \
" pushl %%ap \n" \
" pushl %3 \n" \
" pushl %2 \n" \
" pushl $0x2 \n" \
" movl %%sp, %%ap \n" \
" chmk %%r0 \n" \
" addl2 $12, %%sp \n" \
" movl (%%sp)+, %%ap \n" \
: "=r" (_sc_0) \
: "0" (_sc_0), \
"m" (arg1), \
"m" (arg2) \
: _syscall_clobbers); \
\
_sc_ret = _sc_0; \
_syscall_return (type); \
}
#ifdef _syscall3
# undef _syscall3
#endif
#define _syscall3(type, name, type1, arg1, type2, arg2, type3, arg3) \
type name (type1 arg1, \
type2 arg2, \
type3 arg3) \
{ \
register long _sc_0 __asm__("r0") = SYS_ify (name); \
long _sc_ret; \
\
__asm__ __volatile__ ( \
" pushl %%ap \n" \
" pushl %4 \n" \
" pushl %3 \n" \
" pushl %2 \n" \
" pushl $0x3 \n" \
" movl %%sp, %%ap \n" \
" chmk %%r0 \n" \
" addl2 $16, %%sp \n" \
" movl (%%sp)+, %%ap \n" \
: "=r" (_sc_0) \
: "0" (_sc_0), \
"m" (arg1), \
"m" (arg2), \
"m" (arg3) \
: _syscall_clobbers); \
\
_sc_ret = _sc_0; \
_syscall_return (type); \
}
#ifdef _syscall4
# undef _syscall4
#endif
#define _syscall4(type, name, type1, arg1, type2, arg2, type3, arg3, \
type4, arg4) \
type name (type1 arg1, \
type2 arg2, \
type3 arg3, \
type4 arg4) \
{ \
register long _sc_0 __asm__("r0") = SYS_ify (name); \
long _sc_ret; \
\
__asm__ __volatile__ ( \
" pushl %%ap \n" \
" pushl %5 \n" \
" pushl %4 \n" \
" pushl %3 \n" \
" pushl %2 \n" \
" pushl $0x4 \n" \
" movl %%sp, %%ap \n" \
" chmk %%r0 \n" \
" addl2 $20, %%sp \n" \
" movl (%%sp)+, %%ap \n" \
: "=r" (_sc_0) \
: "0" (_sc_0), \
"m" (arg1), \
"m" (arg2), \
"m" (arg3), \
"m" (arg4) \
: _syscall_clobbers); \
\
_sc_ret = _sc_0; \
_syscall_return (type); \
}
#ifdef _syscall5
# undef _syscall5
#endif
#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) \
{ \
register long _sc_0 __asm__("r0") = SYS_ify (name); \
long _sc_ret; \
\
__asm__ __volatile__ ( \
" pushl %%ap \n" \
" pushl %6 \n" \
" pushl %5 \n" \
" pushl %4 \n" \
" pushl %3 \n" \
" pushl %2 \n" \
" pushl $0x5 \n" \
" movl %%sp, %%ap \n" \
" chmk %%r0 \n" \
" addl2 $24, %%sp \n" \
" movl (%%sp)+, %%ap \n" \
: "=r" (_sc_0) \
: "0" (_sc_0), \
"m" (arg1), \
"m" (arg2), \
"m" (arg3), \
"m" (arg4), \
"m" (arg5) \
: _syscall_clobbers); \
\
_sc_ret = _sc_0; \
_syscall_return (type); \
}
#ifdef _syscall6
# undef _syscall6
#endif
#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) \
{ \
register long _sc_0 __asm__("r0") = SYS_ify (name); \
long _sc_ret; \
\
__asm__ __volatile__ ( \
" pushl %%ap \n" \
" pushl %7 \n" \
" pushl %6 \n" \
" pushl %5 \n" \
" pushl %4 \n" \
" pushl %3 \n" \
" pushl %2 \n" \
" pushl $0x6 \n" \
" movl %%sp, %%ap \n" \
" chmk %%r0 \n" \
" addl2 $28, %%sp \n" \
" movl (%%sp)+, %%ap \n" \
: "=r" (_sc_0) \
: "0" (_sc_0), \
"m" (arg1), \
"m" (arg2), \
"m" (arg3), \
"m" (arg4), \
"m" (arg5), \
"m" (arg6) \
: _syscall_clobbers); \
\
_sc_ret = _sc_0; \
_syscall_return (type); \
}
#endif /* __ASSEMBLER__ */
#endif /* _BITS_SYSCALLS_H */
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