//===-- SWIG Interface for SBProcess ----------------------------*- C++ -*-===// // // The LLVM Compiler Infrastructure // // This file is distributed under the University of Illinois Open Source // License. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// namespace lldb { %feature("docstring", "Represents the process associated with the target program. SBProcess supports thread iteration. For example (from test/lldbutil.py), # ================================================== # Utility functions related to Threads and Processes # ================================================== def get_stopped_threads(process, reason): '''Returns the thread(s) with the specified stop reason in a list. The list can be empty if no such thread exists. ''' threads = [] for t in process: if t.GetStopReason() == reason: threads.append(t) return threads ... " ) SBProcess; class SBProcess { public: //------------------------------------------------------------------ /// Broadcaster event bits definitions. //------------------------------------------------------------------ enum { eBroadcastBitStateChanged = (1 << 0), eBroadcastBitInterrupt = (1 << 1), eBroadcastBitSTDOUT = (1 << 2), eBroadcastBitSTDERR = (1 << 3), eBroadcastBitProfileData = (1 << 4) }; SBProcess (); SBProcess (const lldb::SBProcess& rhs); ~SBProcess(); static const char * GetBroadcasterClassName (); const char * GetPluginName (); const char * GetShortPluginName (); void Clear (); bool IsValid() const; lldb::SBTarget GetTarget() const; lldb::ByteOrder GetByteOrder() const; %feature("autodoc", " Writes data into the current process's stdin. API client specifies a Python string as the only argument. ") PutSTDIN; size_t PutSTDIN (const char *src, size_t src_len); %feature("autodoc", " Reads data from the current process's stdout stream. API client specifies the size of the buffer to read data into. It returns the byte buffer in a Python string. ") GetSTDOUT; size_t GetSTDOUT (char *dst, size_t dst_len) const; %feature("autodoc", " Reads data from the current process's stderr stream. API client specifies the size of the buffer to read data into. It returns the byte buffer in a Python string. ") GetSTDERR; size_t GetSTDERR (char *dst, size_t dst_len) const; size_t GetAsyncProfileData(char *dst, size_t dst_len) const; void ReportEventState (const lldb::SBEvent &event, FILE *out) const; void AppendEventStateReport (const lldb::SBEvent &event, lldb::SBCommandReturnObject &result); %feature("docstring", " //------------------------------------------------------------------ /// Remote connection related functions. These will fail if the /// process is not in eStateConnected. They are intended for use /// when connecting to an externally managed debugserver instance. //------------------------------------------------------------------ ") RemoteAttachToProcessWithID; bool RemoteAttachToProcessWithID (lldb::pid_t pid, lldb::SBError& error); %feature("docstring", "See SBTarget.Launch for argument description and usage." ) RemoteLaunch; bool RemoteLaunch (char const **argv, char const **envp, const char *stdin_path, const char *stdout_path, const char *stderr_path, const char *working_directory, uint32_t launch_flags, bool stop_at_entry, lldb::SBError& error); //------------------------------------------------------------------ // Thread related functions //------------------------------------------------------------------ uint32_t GetNumThreads (); %feature("autodoc", " Returns the INDEX'th thread from the list of current threads. The index of a thread is only valid for the current stop. For a persistent thread identifier use either the thread ID or the IndexID. See help on SBThread for more details. ") GetThreadAtIndex; lldb::SBThread GetThreadAtIndex (size_t index); %feature("autodoc", " Returns the thread with the given thread ID. ") GetThreadByID; lldb::SBThread GetThreadByID (lldb::tid_t sb_thread_id); %feature("autodoc", " Returns the thread with the given thread IndexID. ") GetThreadByIndexID; lldb::SBThread GetThreadByIndexID (uint32_t index_id); %feature("autodoc", " Returns the currently selected thread. ") GetSelectedThread; lldb::SBThread GetSelectedThread () const; %feature("autodoc", " Lazily create a thread on demand through the current OperatingSystem plug-in, if the current OperatingSystem plug-in supports it. ") CreateOSPluginThread; lldb::SBThread CreateOSPluginThread (lldb::tid_t tid, lldb::addr_t context); bool SetSelectedThread (const lldb::SBThread &thread); bool SetSelectedThreadByID (lldb::tid_t tid); bool SetSelectedThreadByIndexID (uint32_t index_id); //------------------------------------------------------------------ // Queue related functions //------------------------------------------------------------------ uint32_t GetNumQueues (); lldb::SBQueue GetQueueAtIndex (uint32_t index); //------------------------------------------------------------------ // Stepping related functions //------------------------------------------------------------------ lldb::StateType GetState (); int GetExitStatus (); const char * GetExitDescription (); %feature("autodoc", " Returns the process ID of the process. ") GetProcessID; lldb::pid_t GetProcessID (); %feature("autodoc", " Returns an integer ID that is guaranteed to be unique across all process instances. This is not the process ID, just a unique integer for comparison and caching purposes. ") GetUniqueID; uint32_t GetUniqueID(); uint32_t GetAddressByteSize() const; %feature("docstring", " Kills the process and shuts down all threads that were spawned to track and monitor process. ") Destroy; lldb::SBError Destroy (); lldb::SBError Continue (); lldb::SBError Stop (); %feature("docstring", "Same as Destroy(self).") Destroy; lldb::SBError Kill (); lldb::SBError Detach (); %feature("docstring", "Sends the process a unix signal.") Signal; lldb::SBError Signal (int signal); lldb::SBUnixSignals GetUnixSignals(); %feature("docstring", " Returns a stop id that will increase every time the process executes. If include_expression_stops is true, then stops caused by expression evaluation will cause the returned value to increase, otherwise the counter returned will only increase when execution is continued explicitly by the user. Note, the value will always increase, but may increase by more than one per stop. ") GetStopID; uint32_t GetStopID(bool include_expression_stops = false); void SendAsyncInterrupt(); %feature("autodoc", " Reads memory from the current process's address space and removes any traps that may have been inserted into the memory. It returns the byte buffer in a Python string. Example: # Read 4 bytes from address 'addr' and assume error.Success() is True. content = process.ReadMemory(addr, 4, error) new_bytes = bytearray(content) ") ReadMemory; size_t ReadMemory (addr_t addr, void *buf, size_t size, lldb::SBError &error); %feature("autodoc", " Writes memory to the current process's address space and maintains any traps that might be present due to software breakpoints. Example: # Create a Python string from the byte array. new_value = str(bytes) result = process.WriteMemory(addr, new_value, error) if not error.Success() or result != len(bytes): print('SBProcess.WriteMemory() failed!') ") WriteMemory; size_t WriteMemory (addr_t addr, const void *buf, size_t size, lldb::SBError &error); %feature("autodoc", " Reads a NULL terminated C string from the current process's address space. It returns a python string of the exact length, or truncates the string if the maximum character limit is reached. Example: # Read a C string of at most 256 bytes from address '0x1000' error = lldb.SBError() cstring = process.ReadCStringFromMemory(0x1000, 256, error) if error.Success(): print('cstring: ', cstring) else print('error: ', error) ") ReadCStringFromMemory; size_t ReadCStringFromMemory (addr_t addr, void *char_buf, size_t size, lldb::SBError &error); %feature("autodoc", " Reads an unsigned integer from memory given a byte size and an address. Returns the unsigned integer that was read. Example: # Read a 4 byte unsigned integer from address 0x1000 error = lldb.SBError() uint = ReadUnsignedFromMemory(0x1000, 4, error) if error.Success(): print('integer: %u' % uint) else print('error: ', error) ") ReadUnsignedFromMemory; uint64_t ReadUnsignedFromMemory (addr_t addr, uint32_t byte_size, lldb::SBError &error); %feature("autodoc", " Reads a pointer from memory from an address and returns the value. Example: # Read a pointer from address 0x1000 error = lldb.SBError() ptr = ReadPointerFromMemory(0x1000, error) if error.Success(): print('pointer: 0x%x' % ptr) else print('error: ', error) ") ReadPointerFromMemory; lldb::addr_t ReadPointerFromMemory (addr_t addr, lldb::SBError &error); // Events static lldb::StateType GetStateFromEvent (const lldb::SBEvent &event); static bool GetRestartedFromEvent (const lldb::SBEvent &event); static size_t GetNumRestartedReasonsFromEvent (const lldb::SBEvent &event); static const char * GetRestartedReasonAtIndexFromEvent (const lldb::SBEvent &event, size_t idx); static lldb::SBProcess GetProcessFromEvent (const lldb::SBEvent &event); static bool GetInterruptedFromEvent (const lldb::SBEvent &event); static bool EventIsProcessEvent (const lldb::SBEvent &event); lldb::SBBroadcaster GetBroadcaster () const; bool GetDescription (lldb::SBStream &description); uint32_t GetNumSupportedHardwareWatchpoints (lldb::SBError &error) const; uint32_t LoadImage (lldb::SBFileSpec &image_spec, lldb::SBError &error); lldb::SBError UnloadImage (uint32_t image_token); lldb::SBError SendEventData (const char *event_data); %feature("autodoc", " Return the number of different thread-origin extended backtraces this process can support as a uint32_t. When the process is stopped and you have an SBThread, lldb may be able to show a backtrace of when that thread was originally created, or the work item was enqueued to it (in the case of a libdispatch queue). ") GetNumExtendedBacktraceTypes; uint32_t GetNumExtendedBacktraceTypes (); %feature("autodoc", " Takes an index argument, returns the name of one of the thread-origin extended backtrace methods as a str. ") GetExtendedBacktraceTypeAtIndex; const char * GetExtendedBacktraceTypeAtIndex (uint32_t idx); lldb::SBThreadCollection GetHistoryThreads (addr_t addr); bool IsInstrumentationRuntimePresent(lldb::InstrumentationRuntimeType type); lldb::SBError SaveCore(const char *file_name); %pythoncode %{ def __get_is_alive__(self): '''Returns "True" if the process is currently alive, "False" otherwise''' s = self.GetState() if (s == eStateAttaching or s == eStateLaunching or s == eStateStopped or s == eStateRunning or s == eStateStepping or s == eStateCrashed or s == eStateSuspended): return True return False def __get_is_running__(self): '''Returns "True" if the process is currently running, "False" otherwise''' state = self.GetState() if state == eStateRunning or state == eStateStepping: return True return False def __get_is_running__(self): '''Returns "True" if the process is currently stopped, "False" otherwise''' state = self.GetState() if state == eStateStopped or state == eStateCrashed or state == eStateSuspended: return True return False class threads_access(object): '''A helper object that will lazily hand out thread for a process when supplied an index.''' def __init__(self, sbprocess): self.sbprocess = sbprocess def __len__(self): if self.sbprocess: return int(self.sbprocess.GetNumThreads()) return 0 def __getitem__(self, key): if type(key) is int and key < len(self): return self.sbprocess.GetThreadAtIndex(key) return None def get_threads_access_object(self): '''An accessor function that returns a modules_access() object which allows lazy thread access from a lldb.SBProcess object.''' return self.threads_access (self) def get_process_thread_list(self): '''An accessor function that returns a list() that contains all threads in a lldb.SBProcess object.''' threads = [] accessor = self.get_threads_access_object() for idx in range(len(accessor)): threads.append(accessor[idx]) return threads __swig_getmethods__["threads"] = get_process_thread_list if _newclass: threads = property(get_process_thread_list, None, doc='''A read only property that returns a list() of lldb.SBThread objects for this process.''') __swig_getmethods__["thread"] = get_threads_access_object if _newclass: thread = property(get_threads_access_object, None, doc='''A read only property that returns an object that can access threads by thread index (thread = lldb.process.thread[12]).''') __swig_getmethods__["is_alive"] = __get_is_alive__ if _newclass: is_alive = property(__get_is_alive__, None, doc='''A read only property that returns a boolean value that indicates if this process is currently alive.''') __swig_getmethods__["is_running"] = __get_is_running__ if _newclass: is_running = property(__get_is_running__, None, doc='''A read only property that returns a boolean value that indicates if this process is currently running.''') __swig_getmethods__["is_stopped"] = __get_is_running__ if _newclass: is_stopped = property(__get_is_running__, None, doc='''A read only property that returns a boolean value that indicates if this process is currently stopped.''') __swig_getmethods__["id"] = GetProcessID if _newclass: id = property(GetProcessID, None, doc='''A read only property that returns the process ID as an integer.''') __swig_getmethods__["target"] = GetTarget if _newclass: target = property(GetTarget, None, doc='''A read only property that an lldb object that represents the target (lldb.SBTarget) that owns this process.''') __swig_getmethods__["num_threads"] = GetNumThreads if _newclass: num_threads = property(GetNumThreads, None, doc='''A read only property that returns the number of threads in this process as an integer.''') __swig_getmethods__["selected_thread"] = GetSelectedThread __swig_setmethods__["selected_thread"] = SetSelectedThread if _newclass: selected_thread = property(GetSelectedThread, SetSelectedThread, doc='''A read/write property that gets/sets the currently selected thread in this process. The getter returns a lldb.SBThread object and the setter takes an lldb.SBThread object.''') __swig_getmethods__["state"] = GetState if _newclass: state = property(GetState, None, doc='''A read only property that returns an lldb enumeration value (see enumerations that start with "lldb.eState") that represents the current state of this process (running, stopped, exited, etc.).''') __swig_getmethods__["exit_state"] = GetExitStatus if _newclass: exit_state = property(GetExitStatus, None, doc='''A read only property that returns an exit status as an integer of this process when the process state is lldb.eStateExited.''') __swig_getmethods__["exit_description"] = GetExitDescription if _newclass: exit_description = property(GetExitDescription, None, doc='''A read only property that returns an exit description as a string of this process when the process state is lldb.eStateExited.''') __swig_getmethods__["broadcaster"] = GetBroadcaster if _newclass: broadcaster = property(GetBroadcaster, None, doc='''A read only property that an lldb object that represents the broadcaster (lldb.SBBroadcaster) for this process.''') %} }; } // namespace lldb