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41 lines
1.0 KiB
Go
41 lines
1.0 KiB
Go
// syscall_linux_s390.go -- GNU/Linux s390 specific support
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// Copyright 2014 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package syscall
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import "unsafe"
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func (r *PtraceRegs) PC() uint64 { return uint64(r.Psw.Addr) }
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func (r *PtraceRegs) SetPC(pc uint64) { r.Psw.Addr = uint32(pc) }
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const syscall_PTRACE_PEEKUSR_AREA = 0x5000
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const syscall_PTRACE_POKEUSR_AREA = 0x5001
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type syscall_ptrace_area struct {
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len uint32
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kernel_addr uint32
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process_addr uint32
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}
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func PtraceGetRegs(pid int, regs *PtraceRegs) (err error) {
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parea := syscall_ptrace_area{
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12,
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0,
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uint32(uintptr(unsafe.Pointer(regs))),
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}
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return ptrace(syscall_PTRACE_PEEKUSR_AREA, pid, uintptr(unsafe.Pointer(&parea)), 0)
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}
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func PtraceSetRegs(pid int, regs *PtraceRegs) (err error) {
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parea := syscall_ptrace_area{
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12,
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0,
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uint32(uintptr(unsafe.Pointer(regs))),
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}
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return ptrace(syscall_PTRACE_POKEUSR_AREA, pid, uintptr(unsafe.Pointer(&parea)), 0)
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}
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