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jeremybenn |
/*
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* Standard x86 syscalls for user programs running under Cygmon
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*
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* Copyright (c) 1998 Cygnus Support
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*
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* The authors hereby grant permission to use, copy, modify, distribute,
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* and license this software and its documentation for any purpose, provided
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* that existing copyright notices are retained in all copies and that this
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* notice is included verbatim in any distributions. No written agreement,
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* license, or royalty fee is required for any of the authorized uses.
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* Modifications to this software may be copyrighted by their authors
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* and need not follow the licensing terms described here, provided that
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* the new terms are clearly indicated on the first page of each file where
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* they apply.
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*/
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#ifndef CYGMON_SYSCALL_H
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#define CYGMON_SYSCALL_H
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#define __MAX_ERRNO 4096
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#define _syscall0(type,name) \
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type name(void) \
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{ \
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long __res; \
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__asm__ __volatile__ ("int $0x80" \
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: "=a" (__res) \
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: "0" (SYS_##name)); \
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return (type) __res; \
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}
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#define _syscall1(type,name,atype,a) \
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type name(atype a) \
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{ \
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long __res, dummy; \
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__asm__ __volatile__ ("int $0x80" \
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: "=a" (__res), "=&b" (dummy) \
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: "0" (SYS_##name),"1" ((long)(a))); \
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return (type) __res; \
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}
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#define _syscall2(type,name,atype,a,btype,b) \
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type name(atype a,btype b) \
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{ \
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long __res, dummy; \
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__asm__ __volatile__ ("int $0x80" \
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: "=a" (__res), "=&b" (dummy) \
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: "0" (SYS_##name),"1" ((long)(a)),"c" ((long)(b))); \
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return (type) __res; \
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}
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#define _syscall3(type,name,atype,a,btype,b,ctype,c) \
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type name(atype a,btype b,ctype c) \
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{ \
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long __res, dummy; \
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__asm__ __volatile__ ("int $0x80" \
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: "=a" (__res), "=&b" (dummy) \
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: "0" (SYS_##name),"1" ((long)(a)),"c" ((long)(b)),"d" ((long)(c))); \
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return (type) __res; \
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}
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#define _syscall4(type,name,atype,a,btype,b,ctype,c,dtype,d) \
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type name (atype a, btype b, ctype c, dtype d) \
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{ \
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long __res; \
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__asm__ __volatile__ ("int $0x80" \
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: "=a" (__res) \
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: "0" (SYS_##name),"b" ((long)(a)),"c" ((long)(b)), \
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"d" ((long)(c)),"S" ((long)(d))); \
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return (type) __res; \
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}
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#define _syscall5(type,name,atype,a,btype,b,ctype,c,dtype,d,etype,e) \
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type name (atype a,btype b,ctype c,dtype d,etype e) \
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{ \
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long __res; \
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__asm__ __volatile__ ("int $0x80" \
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: "=a" (__res) \
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: "0" (SYS_##name),"b" ((long)(a)),"c" ((long)(b)), \
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"d" ((long)(c)),"S" ((long)(d)),"D" ((long)(e))); \
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return (type) __res; \
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}
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#define SYS_putTtyChar 2
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#define SYS___sys_exit 1
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#define SYS_read 3
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#define SYS_write 4
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#define SYS___open 5
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#define SYS_close 6
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#define SYS_kill 37
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#define SYS_time 13
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#define SYS_gettimeofday 156
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#define SYS___install_signal_handler 48
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#define SYS_profil 98
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#define SYS___get_program_arguments 184
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#endif /* SYSCALL_H */
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