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57 lines
1.3 KiB
Go
57 lines
1.3 KiB
Go
package native
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import (
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"errors"
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"github.com/go-delve/delve/pkg/proc"
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"github.com/go-delve/delve/pkg/proc/amd64util"
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"github.com/go-delve/delve/pkg/proc/winutil"
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)
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func newContext() *winutil.AMD64CONTEXT {
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return winutil.NewAMD64CONTEXT()
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}
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func newRegisters(context *winutil.AMD64CONTEXT, TebBaseAddress uint64) *winutil.AMD64Registers {
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return winutil.NewAMD64Registers(context, TebBaseAddress)
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}
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func (t *nativeThread) setContext(context *winutil.AMD64CONTEXT) error {
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return _SetThreadContext(t.os.hThread, context)
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}
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func (t *nativeThread) getContext(context *winutil.AMD64CONTEXT) error {
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return _GetThreadContext(t.os.hThread, context)
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}
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func (t *nativeThread) restoreRegisters(savedRegs proc.Registers) error {
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return t.setContext(savedRegs.(*winutil.AMD64Registers).Context)
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}
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func (t *nativeThread) withDebugRegisters(f func(*amd64util.DebugRegisters) error) error {
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if !enableHardwareBreakpoints {
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return errors.New("hardware breakpoints not supported")
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}
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context := winutil.NewAMD64CONTEXT()
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context.ContextFlags = _CONTEXT_DEBUG_REGISTERS
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err := t.getContext(context)
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if err != nil {
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return err
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}
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drs := amd64util.NewDebugRegisters(&context.Dr0, &context.Dr1, &context.Dr2, &context.Dr3, &context.Dr6, &context.Dr7)
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err = f(drs)
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if err != nil {
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return err
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}
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if drs.Dirty {
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return t.setContext(context)
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}
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return nil
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}
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