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/*
* Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
* Licensed under the GPL
*/
#include <linux/kernel.h>
#include <linux/ptrace.h>
#include <kern_util.h>
#include <sysdep/ptrace.h>
#include <sysdep/syscalls.h>
#include <os.h>
extern int syscall_table_size;
#define NR_SYSCALLS (syscall_table_size / sizeof(void *))
void handle_syscall(struct uml_pt_regs *r)
{
struct pt_regs *regs = container_of(r, struct pt_regs, regs);
long result;
int syscall;
if (syscall_trace_enter(regs)) {
result = -ENOSYS;
goto out;
}
syscall = get_syscall(r);
if ((syscall >= NR_SYSCALLS) || (syscall < 0))
result = -ENOSYS;
else result = EXECUTE_SYSCALL(syscall, regs);
out:
PT_REGS_SET_SYSCALL_RETURN(regs, result);
syscall_trace_leave(regs);
}
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