93 lines
2.8 KiB
Go
93 lines
2.8 KiB
Go
package target
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import (
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"debug/gosym"
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"go/ast"
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"github.com/derekparker/delve/pkg/proc"
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)
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// Target represents the target of the debugger. This
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// target could be a system process, core file, etc.
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type Interface interface {
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Info
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ProcessManipulation
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BreakpointManipulation
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}
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// Info is an interface that provides general information on the target.
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type Info interface {
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Pid() int
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Exited() bool
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Running() bool
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BinInfo() *proc.BinaryInfo
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ThreadInfo
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GoroutineInfo
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// FindFileLocation returns the address of the first instruction belonging
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// to line lineNumber in file fileName.
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FindFileLocation(fileName string, lineNumber int) (uint64, error)
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// FirstPCAfterPrologue returns the first instruction address after fn's
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// prologue.
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// If sameline is true and the first instruction after the prologue belongs
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// to a different source line the entry point will be returned instead.
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FirstPCAfterPrologue(fn *gosym.Func, sameline bool) (uint64, error)
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// FindFunctionLocation finds address of a function's line
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//
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// If firstLine == true is passed FindFunctionLocation will attempt to find
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// the first line of the function.
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//
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// If lineOffset is passed FindFunctionLocation will return the address of
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// that line.
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//
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// Pass lineOffset == 0 and firstLine == false if you want the address for
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// the function's entry point. Note that setting breakpoints at that
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// address will cause surprising behavior:
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// https://github.com/derekparker/delve/issues/170
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FindFunctionLocation(funcName string, firstLine bool, lineOffset int) (uint64, error)
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}
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// ThreadInfo is an interface for getting information on active threads
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// in the process.
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type ThreadInfo interface {
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FindThread(threadID int) (proc.IThread, bool)
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ThreadList() []proc.IThread
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CurrentThread() proc.IThread
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}
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// GoroutineInfo is an interface for getting information on running goroutines.
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type GoroutineInfo interface {
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SelectedGoroutine() *proc.G
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}
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// ProcessManipulation is an interface for changing the execution state of a process.
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type ProcessManipulation interface {
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ContinueOnce() (trapthread proc.IThread, err error)
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StepInstruction() error
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SwitchThread(int) error
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SwitchGoroutine(int) error
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RequestManualStop() error
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Halt() error
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Kill() error
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Detach(bool) error
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}
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// BreakpointManipulation is an interface for managing breakpoints.
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type BreakpointManipulation interface {
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Breakpoints() map[uint64]*proc.Breakpoint
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SetBreakpoint(addr uint64, kind proc.BreakpointKind, cond ast.Expr) (*proc.Breakpoint, error)
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ClearBreakpoint(addr uint64) (*proc.Breakpoint, error)
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ClearInternalBreakpoints() error
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}
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// VariableEval is an interface for dealing with eval scopes.
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type VariableEval interface {
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FrameToScope(proc.Stackframe) *proc.EvalScope
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ConvertEvalScope(gid, frame int) (*proc.EvalScope, error)
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}
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var _ Interface = &proc.Process{}
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