metalsvm/newlib/net/syscall.h

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C
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/*
* Copyright (c) 2011, Stefan Lankes, Chair for Operating Systems,
* RWTH Aachen University
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*
* All rights reserved.
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*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the Chair for Operating Systems,
* RWTH Aachen University.
* 4. Neither the name of the Chair for Operating Systems, RWTH Aachen University
* nor the names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
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*
* THIS SOFTWARE IS PROVIDED BY <COPYRIGHT HOLDER> ''AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
* This file is part of MetalSVM.
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*/
#ifndef __SYSCALL_H__
#define __SYSCALL_H__
#ifdef __cplusplus
extern "C" {
#endif
#define __NR_exit 0
#define __NR_write 1
#define __NR_open 2
#define __NR_close 3
#define __NR_read 4
#define __NR_lseek 6
#define __NR_unlink 7
#define __NR_getpid 8
#define __NR_kill 9
#define __NR_fstat 10
#define __NR_sbrk 11
#define __NR_fork 12
#define __NR_wait 13
#define __NR_execve 14
#define __NR_times 15
#define __NR_accept 16
#define __NR_bind 17
#define __NR_closesocket 18
#define __NR_connect 19
#define __NR_listen 20
#define __NR_recv 21
#define __NR_send 22
#define __NR_socket 23
#define __NR_getsockopt 24
#define __NR_setsockopt 25
#define __NR_gethostbyname 26
#define __NR_sendto 27
#define __NR_recvfrom 28
#define __NR_select 29
#define __NR_stat 30
#define __NR_dup 31
#define __NR_dup2 32
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#define _STR(token) #token
#define _SYSCALLSTR(x) "int $" _STR(x) " "
#define INT_SYSCALL 0x80
inline static long
syscall(int nr, unsigned long arg0, unsigned long arg1, unsigned long arg2,
unsigned long arg3, unsigned long arg4)
{
long res;
asm volatile (_SYSCALLSTR(INT_SYSCALL)
: "=a" (res)
: "0" (nr), "b" (arg0), "c" (arg1), "d" (arg2), "S" (arg3), "D" (arg4)
: "memory", "cc");
return res;
}
#define SYSCALL0(NR) \
syscall(NR, 0, 0, 0, 0, 0)
#define SYSCALL1(NR, ARG1) \
syscall(NR, (unsigned long)ARG1, 0, 0, 0, 0)
#define SYSCALL2(NR, ARG1, ARG2) \
syscall(NR, (unsigned long)ARG1, (unsigned long)ARG2, 0, 0, 0)
#define SYSCALL3(NR, ARG1, ARG2, ARG3) \
syscall(NR, (unsigned long)ARG1, (unsigned long)ARG2, (unsigned long)ARG3, 0, 0)
#define SYSCALL4(NR, ARG1, ARG2, ARG3, ARG4) \
syscall(NR, (unsigned long)ARG1, (unsigned long)ARG2, (unsigned long)ARG3, (unsigned long) ARG4, 0)
#define SYSCALL5(NR, ARG1, ARG2, ARG3, ARG4) \
syscall(NR, (unsigned long)ARG1, (unsigned long)ARG2, (unsigned long)ARG3, (unsigned long) ARG4, (unsigned long) ARG5)
#ifdef __cplusplus
}
#endif
#endif