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