Documentation ¶
Index ¶
- Constants
- Variables
- func LoadConfigToProc(cfg *LoadConfig) *proc.LoadConfig
- func ValidBreakpointName(name string) error
- type AsmInstruction
- type AsmInstructions
- type AssemblyFlavour
- type Breakpoint
- type BreakpointInfo
- type Checkpoint
- type DebuggerCommand
- type DebuggerState
- type Defer
- type DiscardedBreakpoint
- type EvalScope
- type Function
- type GetVersionIn
- type GetVersionOut
- type Goroutine
- type LoadConfig
- type Location
- type Register
- type Registers
- type SetAPIVersionIn
- type SetAPIVersionOut
- type Stackframe
- type Thread
- type Variable
- type VariableFlags
Constants ¶
const ( // VariableEscaped is set for local variables that escaped to the heap // // The compiler performs escape analysis on local variables, the variables // that may outlive the stack frame are allocated on the heap instead and // only the address is recorded on the stack. These variables will be // marked with this flag. VariableEscaped = VariableFlags(proc.VariableEscaped) // VariableShadowed is set for local variables that are shadowed by a // variable with the same name in another scope VariableShadowed = VariableFlags(proc.VariableShadowed) // VariableConstant means this variable is a constant value VariableConstant // VariableArgument means this variable is a function argument VariableArgument // VariableReturnArgument means this variable is a function return value VariableReturnArgument )
const ( // Continue resumes process execution. Continue = "continue" // Rewind resumes process execution backwards (target must be a recording). Rewind = "rewind" // Step continues to next source line, entering function calls. Step = "step" // StepOut continues to the return address of the current function StepOut = "stepOut" // SingleStep continues for exactly 1 cpu instruction. StepInstruction = "stepInstruction" // Next continues to the next source line, not entering function calls. Next = "next" // SwitchThread switches the debugger's current thread context. SwitchThread = "switchThread" // SwitchGoroutine switches the debugger's current thread context to the thread running the specified goroutine SwitchGoroutine = "switchGoroutine" // Halt suspends the process. Halt = "halt" // Call resumes process execution injecting a function call. Call = "call" )
const ( GNUFlavour = AssemblyFlavour(proc.GNUFlavour) IntelFlavour = AssemblyFlavour(proc.IntelFlavour) )
Variables ¶
var NotExecutableErr = proc.NotExecutableErr
Functions ¶
func LoadConfigToProc ¶
func LoadConfigToProc(cfg *LoadConfig) *proc.LoadConfig
func ValidBreakpointName ¶
Types ¶
type AsmInstruction ¶
type AsmInstruction struct { // Loc is the location of this instruction Loc Location // Destination of CALL instructions DestLoc *Location // Text is the formatted representation of the instruction Text string // Bytes is the instruction as read from memory Bytes []byte // If Breakpoint is true a breakpoint is set at this instruction Breakpoint bool // In AtPC is true this is the instruction the current thread is stopped at AtPC bool }
AsmInstruction represents one assembly instruction at some address
func ConvertAsmInstruction ¶
func ConvertAsmInstruction(inst proc.AsmInstruction, text string) AsmInstruction
type AsmInstructions ¶
type AsmInstructions []AsmInstruction
type AssemblyFlavour ¶
type AssemblyFlavour int
type Breakpoint ¶
type Breakpoint struct { // ID is a unique identifier for the breakpoint. ID int `json:"id"` // User defined name of the breakpoint Name string `json:"name"` // Addr is the address of the breakpoint. Addr uint64 `json:"addr"` // File is the source file for the breakpoint. File string `json:"file"` // Line is a line in File for the breakpoint. Line int `json:"line"` // FunctionName is the name of the function at the current breakpoint, and // may not always be available. FunctionName string `json:"functionName,omitempty"` // Breakpoint condition Cond string // tracepoint flag Tracepoint bool `json:"continue"` // retrieve goroutine information Goroutine bool `json:"goroutine"` // number of stack frames to retrieve Stacktrace int `json:"stacktrace"` // expressions to evaluate Variables []string `json:"variables,omitempty"` // LoadArgs requests loading function arguments when the breakpoint is hit LoadArgs *LoadConfig // LoadLocals requests loading function locals when the breakpoint is hit LoadLocals *LoadConfig // number of times a breakpoint has been reached in a certain goroutine HitCount map[string]uint64 `json:"hitCount"` // number of times a breakpoint has been reached TotalHitCount uint64 `json:"totalHitCount"` }
Breakpoint addresses a location at which process execution may be suspended.
func ConvertBreakpoint ¶
func ConvertBreakpoint(bp *proc.Breakpoint) *Breakpoint
ConvertBreakpoint converts from a proc.Breakpoint to an api.Breakpoint.
type BreakpointInfo ¶
type BreakpointInfo struct { Stacktrace []Stackframe `json:"stacktrace,omitempty"` Goroutine *Goroutine `json:"goroutine,omitempty"` Variables []Variable `json:"variables,omitempty"` Arguments []Variable `json:"arguments,omitempty"` Locals []Variable `json:"locals,omitempty"` }
Informations about the current breakpoint
type Checkpoint ¶ added in v1.0.0
func ConvertCheckpoint ¶ added in v1.0.0
func ConvertCheckpoint(in proc.Checkpoint) (out Checkpoint)
type DebuggerCommand ¶
type DebuggerCommand struct { // Name is the command to run. Name string `json:"name"` // ThreadID is used to specify which thread to use with the SwitchThread // command. ThreadID int `json:"threadID,omitempty"` // GoroutineID is used to specify which thread to use with the SwitchGoroutine // command. GoroutineID int `json:"goroutineID,omitempty"` // When ReturnInfoLoadConfig is not nil it will be used to load the value // of any return variables. ReturnInfoLoadConfig *LoadConfig // Expr is the expression argument for a Call command Expr string `json:"expr,omitempty"` }
DebuggerCommand is a command which changes the debugger's execution state.
type DebuggerState ¶
type DebuggerState struct { // Running is true if the process is running and no other information can be collected. Running bool // CurrentThread is the currently selected debugger thread. CurrentThread *Thread `json:"currentThread,omitempty"` // SelectedGoroutine is the currently selected goroutine SelectedGoroutine *Goroutine `json:"currentGoroutine,omitempty"` // List of all the process threads Threads []*Thread // NextInProgress indicates that a next or step operation was interrupted by another breakpoint // or a manual stop and is waiting to complete. // While NextInProgress is set further requests for next or step may be rejected. // Either execute continue until NextInProgress is false or call CancelNext NextInProgress bool // Exited indicates whether the debugged process has exited. Exited bool `json:"exited"` ExitStatus int `json:"exitStatus"` // When contains a description of the current position in a recording When string // Filled by RPCClient.Continue, indicates an error Err error `json:"-"` }
DebuggerState represents the current context of the debugger.
type DiscardedBreakpoint ¶
type DiscardedBreakpoint struct { Breakpoint *Breakpoint Reason string }
type Function ¶
type Function struct { // Name is the function name. Name_ string `json:"name"` Value uint64 `json:"value"` Type byte `json:"type"` GoType uint64 `json:"goType"` // Optimized is true if the function was optimized Optimized bool `json:"optimized"` }
Function represents thread-scoped function information.
func ConvertFunction ¶
ConvertFunction converts from gosym.Func to api.Function.
type GetVersionIn ¶
type GetVersionIn struct { }
type GetVersionOut ¶
type Goroutine ¶
type Goroutine struct { // ID is a unique identifier for the goroutine. ID int `json:"id"` // Current location of the goroutine CurrentLoc Location `json:"currentLoc"` // Current location of the goroutine, excluding calls inside runtime UserCurrentLoc Location `json:"userCurrentLoc"` // Location of the go instruction that started this goroutine GoStatementLoc Location `json:"goStatementLoc"` // Location of the starting function StartLoc Location `json:"startLoc"` // ID of the associated thread for running goroutines ThreadID int `json:"threadID"` }
Goroutine represents the information relevant to Delve from the runtime's internal G structure.
func ConvertGoroutine ¶
ConvertGoroutine converts from proc.G to api.Goroutine.
type LoadConfig ¶
type LoadConfig struct { // FollowPointers requests pointers to be automatically dereferenced. FollowPointers bool // MaxVariableRecurse is how far to recurse when evaluating nested types. MaxVariableRecurse int // MaxStringLen is the maximum number of bytes read from a string MaxStringLen int // MaxArrayValues is the maximum number of elements read from an array, a slice or a map. MaxArrayValues int // MaxStructFields is the maximum number of fields read from a struct, -1 will read all fields. MaxStructFields int }
LoadConfig describes how to load values from target's memory
func LoadConfigFromProc ¶
func LoadConfigFromProc(cfg *proc.LoadConfig) *LoadConfig
type Location ¶
type Location struct { PC uint64 `json:"pc"` File string `json:"file"` Line int `json:"line"` Function *Function `json:"function,omitempty"` }
func ConvertLocation ¶
ConvertLocation converts from proc.Location to api.Location.
type Register ¶
func ConvertRegisters ¶
type SetAPIVersionIn ¶
type SetAPIVersionIn struct {
APIVersion int
}
type SetAPIVersionOut ¶
type SetAPIVersionOut struct { }
type Stackframe ¶
type Stackframe struct { Location Locals []Variable Arguments []Variable FrameOffset int64 FramePointerOffset int64 Defers []Defer Err string }
func (*Stackframe) Var ¶
func (frame *Stackframe) Var(name string) *Variable
type Thread ¶
type Thread struct { // ID is a unique identifier for the thread. ID int `json:"id"` // PC is the current program counter for the thread. PC uint64 `json:"pc"` // File is the file for the program counter. File string `json:"file"` // Line is the line number for the program counter. Line int `json:"line"` // Function is function information at the program counter. May be nil. Function *Function `json:"function,omitempty"` // ID of the goroutine running on this thread GoroutineID int `json:"goroutineID"` // Breakpoint this thread is stopped at Breakpoint *Breakpoint `json:"breakPoint,omitempty"` // Informations requested by the current breakpoint BreakpointInfo *BreakpointInfo `json:"breakPointInfo,omitempty"` // ReturnValues contains the return values of the function we just stepped out of ReturnValues []Variable }
Thread is a thread within the debugged process.
func ConvertThread ¶
ConvertThread converts a proc.Thread into an api thread.
type Variable ¶
type Variable struct { // Name of the variable or struct member Name string `json:"name"` // Address of the variable or struct member Addr uintptr `json:"addr"` // Only the address field is filled (result of evaluating expressions like &<expr>) OnlyAddr bool `json:"onlyAddr"` // Go type of the variable Type string `json:"type"` // Type of the variable after resolving any typedefs RealType string `json:"realType"` Flags VariableFlags `json:"flags"` Kind reflect.Kind `json:"kind"` //Strings have their length capped at proc.maxArrayValues, use Len for the real length of a string //Function variables will store the name of the function in this field Value string `json:"value"` // Number of elements in an array or a slice, number of keys for a map, number of struct members for a struct, length of strings Len int64 `json:"len"` // Cap value for slices Cap int64 `json:"cap"` // Array and slice elements, member fields of structs, key/value pairs of maps, value of complex numbers // The Name field in this slice will always be the empty string except for structs (when it will be the field name) and for complex numbers (when it will be "real" and "imaginary") // For maps each map entry will have to items in this slice, even numbered items will represent map keys and odd numbered items will represent their values // This field's length is capped at proc.maxArrayValues for slices and arrays and 2*proc.maxArrayValues for maps, in the circumstances where the cap takes effect len(Children) != Len // The other length cap applied to this field is related to maximum recursion depth, when the maximum recursion depth is reached this field is left empty, contrary to the previous one this cap also applies to structs (otherwise structs will always have all their member fields returned) Children []Variable `json:"children"` // Base address of arrays, Base address of the backing array for slices (0 for nil slices) // Base address of the backing byte array for strings // address of the struct backing chan and map variables // address of the function entry point for function variables (0 for nil function pointers) Base uintptr `json:"base"` // Unreadable addresses will have this field set Unreadable string `json:"unreadable"` // LocationExpr describes the location expression of this variable's address LocationExpr string // DeclLine is the line number of this variable's declaration DeclLine int64 }
Variable describes a variable.
func ConvertVar ¶
ConvertVar converts from proc.Variable to api.Variable.
func (*Variable) MultilineString ¶
MultilineString returns a representation of v on multiple lines.
func (*Variable) SinglelineString ¶
SinglelineString returns a representation of v on a single line.
type VariableFlags ¶ added in v1.0.0
type VariableFlags uint16
VariableFlags is the type of the Flags field of Variable.