github.com/tcnksm/go@v0.0.0-20141208075154-439b32936367/src/runtime/signal_dragonfly_386.go (about)

     1  // Copyright 2013 The Go Authors.  All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package runtime
     6  
     7  import "unsafe"
     8  
     9  type sigctxt struct {
    10  	info *siginfo
    11  	ctxt unsafe.Pointer
    12  }
    13  
    14  func (c *sigctxt) regs() *mcontext { return &(*ucontext)(c.ctxt).uc_mcontext }
    15  func (c *sigctxt) eax() uint32     { return c.regs().mc_eax }
    16  func (c *sigctxt) ebx() uint32     { return c.regs().mc_ebx }
    17  func (c *sigctxt) ecx() uint32     { return c.regs().mc_ecx }
    18  func (c *sigctxt) edx() uint32     { return c.regs().mc_edx }
    19  func (c *sigctxt) edi() uint32     { return c.regs().mc_edi }
    20  func (c *sigctxt) esi() uint32     { return c.regs().mc_esi }
    21  func (c *sigctxt) ebp() uint32     { return c.regs().mc_ebp }
    22  func (c *sigctxt) esp() uint32     { return c.regs().mc_esp }
    23  func (c *sigctxt) eip() uint32     { return c.regs().mc_eip }
    24  func (c *sigctxt) eflags() uint32  { return c.regs().mc_eflags }
    25  func (c *sigctxt) cs() uint32      { return uint32(c.regs().mc_cs) }
    26  func (c *sigctxt) fs() uint32      { return uint32(c.regs().mc_fs) }
    27  func (c *sigctxt) gs() uint32      { return uint32(c.regs().mc_gs) }
    28  func (c *sigctxt) sigcode() uint32 { return uint32(c.info.si_code) }
    29  func (c *sigctxt) sigaddr() uint32 { return uint32(c.info.si_addr) }
    30  
    31  func (c *sigctxt) set_eip(x uint32)     { c.regs().mc_eip = x }
    32  func (c *sigctxt) set_esp(x uint32)     { c.regs().mc_esp = x }
    33  func (c *sigctxt) set_sigcode(x uint32) { c.info.si_code = int32(x) }
    34  func (c *sigctxt) set_sigaddr(x uint32) { c.info.si_addr = uintptr(x) }