metalsvm/arch/x86/kernel/syscall.c
2010-08-10 09:21:35 +00:00

38 lines
1 KiB
C

/*
* Copyright 2010 Stefan Lankes, Chair for Operating Systems,
* RWTH Aachen University
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* This file is part of MetalSVM.
*/
#include <metalsvm/stdio.h>
#include <metalsvm/syscall.h>
#include <metalsvm/tasks.h>
void syscall_handler(struct state* s)
{
switch(s->eax)
{
case __NR_exit:
sys_exit(s->ebx);
break;
case __NR_write:
kputs((char*) s->ebx);
break;
default:
kputs("invalid system call\n");
break;
};
}