diff options
Diffstat (limited to 'tools/lldb-mi/MICmnLLDBDebuggerHandleEvents.cpp')
| -rw-r--r-- | tools/lldb-mi/MICmnLLDBDebuggerHandleEvents.cpp | 1883 |
1 files changed, 0 insertions, 1883 deletions
diff --git a/tools/lldb-mi/MICmnLLDBDebuggerHandleEvents.cpp b/tools/lldb-mi/MICmnLLDBDebuggerHandleEvents.cpp deleted file mode 100644 index 60cfd3563dae2..0000000000000 --- a/tools/lldb-mi/MICmnLLDBDebuggerHandleEvents.cpp +++ /dev/null @@ -1,1883 +0,0 @@ -//===-- MICmnLLDBDebuggerHandleEvents.cpp -----------------------*- C++ -*-===// -// -// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. -// See https://llvm.org/LICENSE.txt for license information. -// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception -// -//===----------------------------------------------------------------------===// - -// Third party headers: -#include "lldb/API/SBAddress.h" -#include "lldb/API/SBBreakpoint.h" -#include "lldb/API/SBCommandInterpreter.h" -#include "lldb/API/SBCommandReturnObject.h" -#include "lldb/API/SBEvent.h" -#include "lldb/API/SBProcess.h" -#include "lldb/API/SBStream.h" -#include "lldb/API/SBTarget.h" -#include "lldb/API/SBThread.h" -#include "lldb/API/SBUnixSignals.h" -#include "llvm/Support/Compiler.h" -#ifdef _WIN32 -#include <io.h> -#else -#include <unistd.h> -#endif // _WIN32 - -// In-house headers: -#include "MICmnLLDBDebugSessionInfo.h" -#include "MICmnLLDBDebugger.h" -#include "MICmnLLDBDebuggerHandleEvents.h" -#include "MICmnLog.h" -#include "MICmnMIOutOfBandRecord.h" -#include "MICmnMIResultRecord.h" -#include "MICmnMIValueConst.h" -#include "MICmnMIValueList.h" -#include "MICmnResources.h" -#include "MICmnStreamStderr.h" -#include "MICmnStreamStdout.h" -#include "MIDriver.h" -#include "MIUtilDebug.h" -#include "Platform.h" - -#include <algorithm> - -//++ -// Details: CMICmnLLDBDebuggerHandleEvents constructor. -// Type: Method. -// Args: None. -// Return: None. -// Throws: None. -//-- -CMICmnLLDBDebuggerHandleEvents::CMICmnLLDBDebuggerHandleEvents() {} - -//++ -// Details: CMICmnLLDBDebuggerHandleEvents destructor. -// Type: Overridable. -// Args: None. -// Return: None. -// Throws: None. -//-- -CMICmnLLDBDebuggerHandleEvents::~CMICmnLLDBDebuggerHandleEvents() { - Shutdown(); -} - -//++ -// Details: Initialize resources for *this broadcaster object. -// Type: Method. -// Args: None. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::Initialize() { - m_clientUsageRefCnt++; - - if (m_bInitialized) - return MIstatus::success; - - m_bInitialized = MIstatus::success; - m_bSignalsInitialized = false; - m_SIGINT = 0; - m_SIGSTOP = 0; - m_SIGSEGV = 0; - m_SIGTRAP = 0; - - return m_bInitialized; -} - -//++ -// Details: Release resources for *this broadcaster object. -// Type: Method. -// Args: None. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::Shutdown() { - if (--m_clientUsageRefCnt > 0) - return MIstatus::success; - - if (!m_bInitialized) - return MIstatus::success; - - m_bInitialized = false; - - return MIstatus::success; -} - -//++ -// Details: Interpret the event object to ascertain the action to take or -// information to -// to form and put in a MI Out-of-band record object which is given to -// stdout. -// Type: Method. -// Args: vEvent - (R) An LLDB broadcast event. -// vrbHandledEvent - (W) True - event handled, false = not handled. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleEvent(const lldb::SBEvent &vEvent, - bool &vrbHandledEvent) { - bool bOk = MIstatus::success; - vrbHandledEvent = false; - - if (lldb::SBProcess::EventIsProcessEvent(vEvent)) { - vrbHandledEvent = true; - bOk = HandleEventSBProcess(vEvent); - } else if (lldb::SBBreakpoint::EventIsBreakpointEvent(vEvent)) { - vrbHandledEvent = true; - bOk = HandleEventSBBreakPoint(vEvent); - } else if (lldb::SBThread::EventIsThreadEvent(vEvent)) { - vrbHandledEvent = true; - bOk = HandleEventSBThread(vEvent); - } else if (lldb::SBTarget::EventIsTargetEvent(vEvent)) { - vrbHandledEvent = true; - bOk = HandleEventSBTarget(vEvent); - } else if (lldb::SBCommandInterpreter::EventIsCommandInterpreterEvent( - vEvent)) { - vrbHandledEvent = true; - bOk = HandleEventSBCommandInterpreter(vEvent); - } - - return bOk; -} - -//++ -// Details: Handle a LLDB SBProcess event. -// Type: Method. -// Args: vEvent - (R) An LLDB broadcast event. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleEventSBProcess( - const lldb::SBEvent &vEvent) { - bool bOk = MIstatus::success; - - const char *pEventType = ""; - const MIuint nEventType = vEvent.GetType(); - switch (nEventType) { - case lldb::SBProcess::eBroadcastBitInterrupt: - pEventType = "eBroadcastBitInterrupt"; - break; - case lldb::SBProcess::eBroadcastBitProfileData: - pEventType = "eBroadcastBitProfileData"; - break; - case lldb::SBProcess::eBroadcastBitStructuredData: - pEventType = "eBroadcastBitStructuredData"; - break; - case lldb::SBProcess::eBroadcastBitStateChanged: - pEventType = "eBroadcastBitStateChanged"; - bOk = HandleProcessEventBroadcastBitStateChanged(vEvent); - break; - case lldb::SBProcess::eBroadcastBitSTDERR: - pEventType = "eBroadcastBitSTDERR"; - bOk = GetProcessStderr(); - break; - case lldb::SBProcess::eBroadcastBitSTDOUT: - pEventType = "eBroadcastBitSTDOUT"; - bOk = GetProcessStdout(); - break; - default: { - const CMIUtilString msg( - CMIUtilString::Format(MIRSRC(IDS_LLDBOUTOFBAND_ERR_UNKNOWN_EVENT), - "SBProcess", (MIuint)nEventType)); - SetErrorDescription(msg); - return MIstatus::failure; - } - } - m_pLog->WriteLog(CMIUtilString::Format( - "##### An SB Process event occurred: %s", pEventType)); - - return bOk; -} - -//++ -// Details: Handle a LLDB SBBreakpoint event. -// Type: Method. -// Args: vEvent - (R) An LLDB broadcast event. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleEventSBBreakPoint( - const lldb::SBEvent &vEvent) { - bool bOk = MIstatus::success; - - const char *pEventType = ""; - const lldb::BreakpointEventType eEvent = - lldb::SBBreakpoint::GetBreakpointEventTypeFromEvent(vEvent); - switch (eEvent) { - case lldb::eBreakpointEventTypeThreadChanged: - pEventType = "eBreakpointEventTypeThreadChanged"; - break; - case lldb::eBreakpointEventTypeLocationsRemoved: - pEventType = "eBreakpointEventTypeLocationsRemoved"; - break; - case lldb::eBreakpointEventTypeInvalidType: - pEventType = "eBreakpointEventTypeInvalidType"; - break; - case lldb::eBreakpointEventTypeLocationsAdded: - pEventType = "eBreakpointEventTypeLocationsAdded"; - bOk = HandleEventSBBreakpointLocationsAdded(vEvent); - break; - case lldb::eBreakpointEventTypeAdded: - pEventType = "eBreakpointEventTypeAdded"; - bOk = HandleEventSBBreakpointAdded(vEvent); - break; - case lldb::eBreakpointEventTypeRemoved: - pEventType = "eBreakpointEventTypeRemoved"; - bOk = HandleEventSBBreakpointCmn(vEvent); - break; - case lldb::eBreakpointEventTypeLocationsResolved: - pEventType = "eBreakpointEventTypeLocationsResolved"; - bOk = HandleEventSBBreakpointCmn(vEvent); - break; - case lldb::eBreakpointEventTypeEnabled: - pEventType = "eBreakpointEventTypeEnabled"; - bOk = HandleEventSBBreakpointCmn(vEvent); - break; - case lldb::eBreakpointEventTypeDisabled: - pEventType = "eBreakpointEventTypeDisabled"; - bOk = HandleEventSBBreakpointCmn(vEvent); - break; - case lldb::eBreakpointEventTypeCommandChanged: - pEventType = "eBreakpointEventTypeCommandChanged"; - bOk = HandleEventSBBreakpointCmn(vEvent); - break; - case lldb::eBreakpointEventTypeConditionChanged: - pEventType = "eBreakpointEventTypeConditionChanged"; - bOk = HandleEventSBBreakpointCmn(vEvent); - break; - case lldb::eBreakpointEventTypeIgnoreChanged: - pEventType = "eBreakpointEventTypeIgnoreChanged"; - bOk = HandleEventSBBreakpointCmn(vEvent); - break; - case lldb::eBreakpointEventTypeAutoContinueChanged: - pEventType = "eBreakpointEventTypeAutoContinueChanged"; - bOk = HandleEventSBBreakpointCmn(vEvent); - break; - } - m_pLog->WriteLog(CMIUtilString::Format( - "##### An SB Breakpoint event occurred: %s", pEventType)); - - return bOk; -} - -//++ -// Details: Handle a LLDB SBBreakpoint event. -// Type: Method. -// Args: vEvent - (R) An LLDB broadcast event. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleEventSBBreakpointLocationsAdded( - const lldb::SBEvent &vEvent) { - const MIuint nLoc = - lldb::SBBreakpoint::GetNumBreakpointLocationsFromEvent(vEvent); - if (nLoc == 0) - return MIstatus::success; - - lldb::SBBreakpoint brkPt = lldb::SBBreakpoint::GetBreakpointFromEvent(vEvent); - const CMIUtilString plural((nLoc == 1) ? "" : "s"); - const CMIUtilString msg( - CMIUtilString::Format("%d location%s added to breakpoint %d", nLoc, - plural.c_str(), brkPt.GetID())); - - return TextToStdout(msg); -} - -//++ -// Details: Handle a LLDB SBBreakpoint event. -// Type: Method. -// Args: vEvent - (R) An LLDB broadcast event. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleEventSBBreakpointCmn( - const lldb::SBEvent &vEvent) { - lldb::SBBreakpoint brkPt = lldb::SBBreakpoint::GetBreakpointFromEvent(vEvent); - if (!brkPt.IsValid()) - return MIstatus::success; - - CMICmnLLDBDebugSessionInfo &rSessionInfo( - CMICmnLLDBDebugSessionInfo::Instance()); - CMICmnLLDBDebugSessionInfo::SBrkPtInfo sBrkPtInfo; - if (!rSessionInfo.GetBrkPtInfo(brkPt, sBrkPtInfo)) { - SetErrorDescription( - CMIUtilString::Format(MIRSRC(IDS_LLDBOUTOFBAND_ERR_BRKPT_INFO_GET), - "HandleEventSBBreakpointCmn()", brkPt.GetID())); - return MIstatus::failure; - } - - // CODETAG_LLDB_BREAKPOINT_CREATION - // This is in a worker thread - // Add more breakpoint information or overwrite existing information - CMICmnLLDBDebugSessionInfo::SBrkPtInfo sBrkPtInfoRec; - if (!rSessionInfo.RecordBrkPtInfoGet(brkPt.GetID(), sBrkPtInfoRec)) { - SetErrorDescription( - CMIUtilString::Format(MIRSRC(IDS_LLDBOUTOFBAND_ERR_BRKPT_NOTFOUND), - "HandleEventSBBreakpointCmn()", brkPt.GetID())); - return MIstatus::failure; - } - sBrkPtInfo.m_bDisp = sBrkPtInfoRec.m_bDisp; - sBrkPtInfo.m_bEnabled = brkPt.IsEnabled(); - sBrkPtInfo.m_bHaveArgOptionThreadGrp = false; - sBrkPtInfo.m_strOptThrdGrp = ""; - sBrkPtInfo.m_nTimes = brkPt.GetHitCount(); - sBrkPtInfo.m_strOrigLoc = sBrkPtInfoRec.m_strOrigLoc; - sBrkPtInfo.m_nIgnore = sBrkPtInfoRec.m_nIgnore; - sBrkPtInfo.m_bPending = sBrkPtInfoRec.m_bPending; - sBrkPtInfo.m_bCondition = sBrkPtInfoRec.m_bCondition; - sBrkPtInfo.m_strCondition = sBrkPtInfoRec.m_strCondition; - sBrkPtInfo.m_bBrkPtThreadId = sBrkPtInfoRec.m_bBrkPtThreadId; - sBrkPtInfo.m_nBrkPtThreadId = sBrkPtInfoRec.m_nBrkPtThreadId; - - // MI print - // "=breakpoint-modified,bkpt={number=\"%d\",type=\"breakpoint\",disp=\"%s\",enabled=\"%c\",addr=\"0x%016" - // PRIx64 "\", - // func=\"%s\",file=\"%s\",fullname=\"%s/%s\",line=\"%d\",times=\"%d\",original-location=\"%s\"}" - CMICmnMIValueTuple miValueTuple; - if (!rSessionInfo.MIResponseFormBrkPtInfo(sBrkPtInfo, miValueTuple)) { - SetErrorDescription( - CMIUtilString::Format(MIRSRC(IDS_LLDBOUTOFBAND_ERR_FORM_MI_RESPONSE), - "HandleEventSBBreakpointCmn()")); - return MIstatus::failure; - } - - const CMICmnMIValueResult miValueResultC("bkpt", miValueTuple); - const CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_BreakPointModified, miValueResultC); - bool bOk = MiOutOfBandRecordToStdout(miOutOfBandRecord); - bOk = bOk && CMICmnStreamStdout::WritePrompt(); - - return bOk; -} - -//++ -// Details: Handle a LLDB SBBreakpoint added event. -// Add more breakpoint information or overwrite existing information. -// Normally a break point session info objects exists by now when an MI -// command -// was issued to insert a break so the retrieval would normally always -// succeed -// however should a user type "b main" into a console then LLDB will -// create a -// breakpoint directly, hence no MI command, hence no previous record -// of the -// breakpoint so RecordBrkPtInfoGet() will fail. We still get the event -// though -// so need to create a breakpoint info object here and send appropriate -// MI -// response. -// Type: Method. -// Args: vEvent - (R) An LLDB broadcast event. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleEventSBBreakpointAdded( - const lldb::SBEvent &vEvent) { - lldb::SBBreakpoint brkPt = lldb::SBBreakpoint::GetBreakpointFromEvent(vEvent); - if (!brkPt.IsValid()) - return MIstatus::success; - - CMICmnLLDBDebugSessionInfo &rSessionInfo( - CMICmnLLDBDebugSessionInfo::Instance()); - CMICmnLLDBDebugSessionInfo::SBrkPtInfo sBrkPtInfo; - if (!rSessionInfo.GetBrkPtInfo(brkPt, sBrkPtInfo)) { - SetErrorDescription( - CMIUtilString::Format(MIRSRC(IDS_LLDBOUTOFBAND_ERR_BRKPT_INFO_GET), - "HandleEventSBBreakpointAdded()", brkPt.GetID())); - return MIstatus::failure; - } - - // CODETAG_LLDB_BREAKPOINT_CREATION - // This is in a worker thread - CMICmnLLDBDebugSessionInfo::SBrkPtInfo sBrkPtInfoRec; - const bool bBrkPtExistAlready = - rSessionInfo.RecordBrkPtInfoGet(brkPt.GetID(), sBrkPtInfoRec); - if (bBrkPtExistAlready) { - // Update breakpoint information object - sBrkPtInfo.m_bDisp = sBrkPtInfoRec.m_bDisp; - sBrkPtInfo.m_bEnabled = brkPt.IsEnabled(); - sBrkPtInfo.m_bHaveArgOptionThreadGrp = false; - sBrkPtInfo.m_strOptThrdGrp.clear(); - sBrkPtInfo.m_nTimes = brkPt.GetHitCount(); - sBrkPtInfo.m_strOrigLoc = sBrkPtInfoRec.m_strOrigLoc; - sBrkPtInfo.m_nIgnore = sBrkPtInfoRec.m_nIgnore; - sBrkPtInfo.m_bPending = sBrkPtInfoRec.m_bPending; - sBrkPtInfo.m_bCondition = sBrkPtInfoRec.m_bCondition; - sBrkPtInfo.m_strCondition = sBrkPtInfoRec.m_strCondition; - sBrkPtInfo.m_bBrkPtThreadId = sBrkPtInfoRec.m_bBrkPtThreadId; - sBrkPtInfo.m_nBrkPtThreadId = sBrkPtInfoRec.m_nBrkPtThreadId; - } else { - // Create a breakpoint information object - sBrkPtInfo.m_bDisp = brkPt.IsOneShot(); - sBrkPtInfo.m_bEnabled = brkPt.IsEnabled(); - sBrkPtInfo.m_bHaveArgOptionThreadGrp = false; - sBrkPtInfo.m_strOptThrdGrp.clear(); - sBrkPtInfo.m_strOrigLoc = CMIUtilString::Format( - "%s:%d", sBrkPtInfo.m_fileName.c_str(), sBrkPtInfo.m_nLine); - sBrkPtInfo.m_nIgnore = brkPt.GetIgnoreCount(); - sBrkPtInfo.m_bPending = false; - const char *pStrCondition = brkPt.GetCondition(); - sBrkPtInfo.m_bCondition = pStrCondition != nullptr; - sBrkPtInfo.m_strCondition = - (pStrCondition != nullptr) ? pStrCondition : "??"; - sBrkPtInfo.m_bBrkPtThreadId = brkPt.GetThreadID() != 0; - sBrkPtInfo.m_nBrkPtThreadId = brkPt.GetThreadID(); - } - - CMICmnMIValueTuple miValueTuple; - if (!rSessionInfo.MIResponseFormBrkPtInfo(sBrkPtInfo, miValueTuple)) { - SetErrorDescription( - CMIUtilString::Format(MIRSRC(IDS_LLDBOUTOFBAND_ERR_FORM_MI_RESPONSE), - "HandleEventSBBreakpointAdded()")); - return MIstatus::failure; - } - - bool bOk = MIstatus::success; - if (bBrkPtExistAlready) { - // MI print - // "=breakpoint-modified,bkpt={number=\"%d\",type=\"breakpoint\",disp=\"%s\",enabled=\"%c\",addr=\"0x%016" - // PRIx64 - // "\",func=\"%s\",file=\"%s\",fullname=\"%s/%s\",line=\"%d\",times=\"%d\",original-location=\"%s\"}" - const CMICmnMIValueResult miValueResult("bkpt", miValueTuple); - const CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_BreakPointModified, miValueResult); - bOk = MiOutOfBandRecordToStdout(miOutOfBandRecord); - bOk = bOk && CMICmnStreamStdout::WritePrompt(); - } else { - // CODETAG_LLDB_BRKPT_ID_MAX - if (brkPt.GetID() > (lldb::break_id_t)rSessionInfo.m_nBrkPointCntMax) { - SetErrorDescription(CMIUtilString::Format( - MIRSRC(IDS_CMD_ERR_BRKPT_CNT_EXCEEDED), - "HandleEventSBBreakpointAdded()", rSessionInfo.m_nBrkPointCntMax, - sBrkPtInfo.m_id)); - return MIstatus::failure; - } - if (!rSessionInfo.RecordBrkPtInfo(brkPt.GetID(), sBrkPtInfo)) { - SetErrorDescription(CMIUtilString::Format( - MIRSRC(IDS_LLDBOUTOFBAND_ERR_BRKPT_INFO_SET), - "HandleEventSBBreakpointAdded()", sBrkPtInfo.m_id)); - return MIstatus::failure; - } - - // MI print - // "=breakpoint-created,bkpt={number=\"%d\",type=\"breakpoint\",disp=\"%s\",enabled=\"%c\",addr=\"0x%016" - // PRIx64 - // "\",func=\"%s\",file=\"%s\",fullname=\"%s/%s\",line=\"%d\",times=\"%d\",original-location=\"%s\"}" - const CMICmnMIValueResult miValueResult("bkpt", miValueTuple); - const CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_BreakPointCreated, miValueResult); - bOk = MiOutOfBandRecordToStdout(miOutOfBandRecord); - bOk = bOk && CMICmnStreamStdout::WritePrompt(); - } - - return bOk; -} - -//++ -// Details: Handle a LLDB SBThread event. -// Type: Method. -// Args: vEvent - (R) An LLDB broadcast event. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleEventSBThread( - const lldb::SBEvent &vEvent) { - if (!ChkForStateChanges()) - return MIstatus::failure; - - bool bOk = MIstatus::success; - const char *pEventType = ""; - const MIuint nEventType = vEvent.GetType(); - switch (nEventType) { - case lldb::SBThread::eBroadcastBitStackChanged: - pEventType = "eBroadcastBitStackChanged"; - bOk = HandleEventSBThreadBitStackChanged(vEvent); - break; - case lldb::SBThread::eBroadcastBitThreadSuspended: - pEventType = "eBroadcastBitThreadSuspended"; - bOk = HandleEventSBThreadSuspended(vEvent); - break; - case lldb::SBThread::eBroadcastBitThreadResumed: - pEventType = "eBroadcastBitThreadResumed"; - break; - case lldb::SBThread::eBroadcastBitSelectedFrameChanged: - pEventType = "eBroadcastBitSelectedFrameChanged"; - break; - case lldb::SBThread::eBroadcastBitThreadSelected: - pEventType = "eBroadcastBitThreadSelected"; - break; - default: { - const CMIUtilString msg( - CMIUtilString::Format(MIRSRC(IDS_LLDBOUTOFBAND_ERR_UNKNOWN_EVENT), - "SBThread", (MIuint)nEventType)); - SetErrorDescription(msg); - return MIstatus::failure; - } - } - m_pLog->WriteLog(CMIUtilString::Format("##### An SBThread event occurred: %s", - pEventType)); - - return bOk; -} - -//++ -// Details: Handle a LLDB SBThread event. -// Type: Method. -// Args: vEvent - (R) An LLDB broadcast event. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleEventSBThreadSuspended( - const lldb::SBEvent &vEvent) { - lldb::SBThread thread = lldb::SBThread::GetThreadFromEvent(vEvent); - if (!thread.IsValid()) - return MIstatus::success; - - const lldb::StopReason eStopReason = thread.GetStopReason(); - if (eStopReason != lldb::eStopReasonSignal) - return MIstatus::success; - - // MI print "@thread=%d,signal=%lld" - const MIuint64 nId = thread.GetStopReasonDataAtIndex(0); - const CMIUtilString strThread( - CMIUtilString::Format("%d", thread.GetThreadID())); - const CMICmnMIValueConst miValueConst(strThread); - const CMICmnMIValueResult miValueResult("thread", miValueConst); - CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_Thread, miValueResult); - const CMIUtilString strSignal(CMIUtilString::Format("%lld", nId)); - const CMICmnMIValueConst miValueConst2(strSignal); - const CMICmnMIValueResult miValueResult2("signal", miValueConst2); - miOutOfBandRecord.Add(miValueResult2); - return MiOutOfBandRecordToStdout(miOutOfBandRecord); -} - -//++ -// Details: Handle a LLDB SBThread event. -// Type: Method. -// Args: vEvent - (R) An LLDB broadcast event. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleEventSBThreadBitStackChanged( - const lldb::SBEvent &vEvent) { - lldb::SBThread thread = lldb::SBThread::GetThreadFromEvent(vEvent); - if (!thread.IsValid()) - return MIstatus::success; - - lldb::SBStream streamOut; - const bool bOk = thread.GetStatus(streamOut); - return bOk && TextToStdout(streamOut.GetData()); -} - -//++ -// Details: Handle a LLDB SBTarget event. -// Type: Method. -// Args: vEvent - (R) An LLDB broadcast event. -// Return: MIstatus::success - Functional succeeded. -// MIstatus::failure - Functional failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleEventSBTarget( - const lldb::SBEvent &vEvent) { - if (!ChkForStateChanges()) - return MIstatus::failure; - - bool bOk = MIstatus::success; - const char *pEventType = ""; - const MIuint nEventType = vEvent.GetType(); - switch (nEventType) { - case lldb::SBTarget::eBroadcastBitBreakpointChanged: - pEventType = "eBroadcastBitBreakpointChanged"; - break; - case lldb::SBTarget::eBroadcastBitModulesLoaded: - pEventType = "eBroadcastBitModulesLoaded"; - bOk = HandleTargetEventBroadcastBitModulesLoaded(vEvent); - break; - case lldb::SBTarget::eBroadcastBitModulesUnloaded: - pEventType = "eBroadcastBitModulesUnloaded"; - bOk = HandleTargetEventBroadcastBitModulesUnloaded(vEvent); - break; - case lldb::SBTarget::eBroadcastBitWatchpointChanged: - pEventType = "eBroadcastBitWatchpointChanged"; - break; - case lldb::SBTarget::eBroadcastBitSymbolsLoaded: - pEventType = "eBroadcastBitSymbolsLoaded"; - break; - default: { - const CMIUtilString msg( - CMIUtilString::Format(MIRSRC(IDS_LLDBOUTOFBAND_ERR_UNKNOWN_EVENT), - "SBTarget", (MIuint)nEventType)); - SetErrorDescription(msg); - return MIstatus::failure; - } - } - m_pLog->WriteLog(CMIUtilString::Format("##### An SBTarget event occurred: %s", - pEventType)); - - return bOk; -} - -//++ -// Details: Print to stdout -// "=library-loaded,id=\"%s\",target-name=\"%s\",host-name=\"%s\",symbols-loaded="%d"[,symbols-path=\"%s\"],loaded_addr=\"0x%016" -// PRIx64"\"" -// Type: Method. -// Args: None. -// Return: MIstatus::success - Function succeeded. -// MIstatus::failure - Function failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleTargetEventBroadcastBitModulesLoaded( - const lldb::SBEvent &vEvent) { - bool bOk = MIstatus::failure; - const MIuint nSize = lldb::SBTarget::GetNumModulesFromEvent(vEvent); - for (MIuint nIndex = 0; nIndex < nSize; ++nIndex) { - const lldb::SBModule sbModule = - lldb::SBTarget::GetModuleAtIndexFromEvent(nIndex, vEvent); - CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_TargetModuleLoaded); - const bool bWithExtraFields = true; - bOk = MiHelpGetModuleInfo(sbModule, bWithExtraFields, miOutOfBandRecord); - bOk = bOk && MiOutOfBandRecordToStdout(miOutOfBandRecord); - if (!bOk) - break; - } - - return bOk; -} - -//++ -// Details: Print to stdout -// "=library-unloaded,id=\"%s\",target-name=\"%s\",host-name=\"%s\",symbols-loaded="%d"[,symbols-path=\"%s\"],loaded_addr=\"0x%016" -// PRIx64"\"" -// Type: Method. -// Args: None. -// Return: MIstatus::success - Function succeeded. -// MIstatus::failure - Function failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents:: - HandleTargetEventBroadcastBitModulesUnloaded(const lldb::SBEvent &vEvent) { - bool bOk = MIstatus::failure; - const MIuint nSize = lldb::SBTarget::GetNumModulesFromEvent(vEvent); - for (MIuint nIndex = 0; nIndex < nSize; ++nIndex) { - const lldb::SBModule sbModule = - lldb::SBTarget::GetModuleAtIndexFromEvent(nIndex, vEvent); - CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_TargetModuleUnloaded); - const bool bWithExtraFields = false; - bOk = MiHelpGetModuleInfo(sbModule, bWithExtraFields, miOutOfBandRecord); - bOk = bOk && MiOutOfBandRecordToStdout(miOutOfBandRecord); - if (!bOk) - break; - } - - return bOk; -} - -//++ -// Details: Build module information for =library-loaded/=library-unloaded: -// "id=\"%s\",target-name=\"%s\",host-name=\"%s\",symbols-loaded="%d"[,symbols-path=\"%s\"],loaded_addr=\"0x%016" -// PRIx64"\"" -// Type: Method. -// Args: vwrMiValueList - (W) MI value list object. -// Return: MIstatus::success - Function succeeded. -// MIstatus::failure - Function failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::MiHelpGetModuleInfo( - const lldb::SBModule &vModule, const bool vbWithExtraFields, - CMICmnMIOutOfBandRecord &vwrMiOutOfBandRecord) { - bool bOk = MIstatus::success; - - // First, build standard fields: - // Build "id" field - std::unique_ptr<char[]> apPath(new char[PATH_MAX]); - vModule.GetFileSpec().GetPath(apPath.get(), PATH_MAX); - const CMIUtilString strTargetPath(apPath.get()); - const CMICmnMIValueConst miValueConst(strTargetPath.AddSlashes()); - const CMICmnMIValueResult miValueResult("id", miValueConst); - vwrMiOutOfBandRecord.Add(miValueResult); - // Build "target-name" field - const CMICmnMIValueConst miValueConst2(strTargetPath.AddSlashes()); - const CMICmnMIValueResult miValueResult2("target-name", miValueConst2); - vwrMiOutOfBandRecord.Add(miValueResult2); - // Build "host-name" field - vModule.GetPlatformFileSpec().GetPath(apPath.get(), PATH_MAX); - const CMIUtilString strHostPath(apPath.get()); - const CMICmnMIValueConst miValueConst3(strHostPath.AddSlashes()); - const CMICmnMIValueResult miValueResult3("host-name", miValueConst3); - vwrMiOutOfBandRecord.Add(miValueResult3); - - // Then build extra fields if needed: - if (vbWithExtraFields) { - // Build "symbols-loaded" field - vModule.GetSymbolFileSpec().GetPath(apPath.get(), PATH_MAX); - const CMIUtilString strSymbolsPath(apPath.get()); - const bool bSymbolsLoaded = - !CMIUtilString::Compare(strHostPath, strSymbolsPath); - const CMICmnMIValueConst miValueConst4( - CMIUtilString::Format("%d", bSymbolsLoaded)); - const CMICmnMIValueResult miValueResult4("symbols-loaded", miValueConst4); - vwrMiOutOfBandRecord.Add(miValueResult4); - // Build "symbols-path" field - if (bSymbolsLoaded) { - const CMICmnMIValueConst miValueConst5(strSymbolsPath.AddSlashes()); - const CMICmnMIValueResult miValueResult5("symbols-path", miValueConst5); - vwrMiOutOfBandRecord.Add(miValueResult5); - } - // Build "loaded_addr" field - lldb::SBAddress sbAddress(vModule.GetObjectFileHeaderAddress()); - CMICmnLLDBDebugSessionInfo &rSessionInfo( - CMICmnLLDBDebugSessionInfo::Instance()); - const lldb::addr_t nLoadAddress( - sbAddress.GetLoadAddress(rSessionInfo.GetTarget())); - const CMIUtilString strLoadedAddr( - nLoadAddress != LLDB_INVALID_ADDRESS - ? CMIUtilString::Format("0x%016" PRIx64, nLoadAddress) - : "-"); - const CMICmnMIValueConst miValueConst6(strLoadedAddr); - const CMICmnMIValueResult miValueResult6("loaded_addr", miValueConst6); - vwrMiOutOfBandRecord.Add(miValueResult6); - - // Build "size" field - lldb::SBSection sbSection = sbAddress.GetSection(); - const CMIUtilString strSize( - CMIUtilString::Format("%" PRIu64, sbSection.GetByteSize())); - const CMICmnMIValueConst miValueConst7(strSize); - const CMICmnMIValueResult miValueResult7("size", miValueConst7); - vwrMiOutOfBandRecord.Add(miValueResult7); - } - - return bOk; -} - -//++ -// Details: Handle a LLDB SBCommandInterpreter event. -// Type: Method. -// Args: vEvent - (R) An LLDB command interpreter event. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleEventSBCommandInterpreter( - const lldb::SBEvent &vEvent) { - // This function is not used - // *** This function is under development - - const char *pEventType = ""; - const MIuint nEventType = vEvent.GetType(); - switch (nEventType) { - case lldb::SBCommandInterpreter::eBroadcastBitThreadShouldExit: - pEventType = "eBroadcastBitThreadShouldExit"; - // ToDo: IOR: Reminder to maybe handle this here - // const MIuint nEventType = event.GetType(); - // if (nEventType & - // lldb::SBCommandInterpreter::eBroadcastBitThreadShouldExit) - //{ - // m_pClientDriver->SetExitApplicationFlag(); - // vrbYesExit = true; - // return MIstatus::success; - //} - break; - case lldb::SBCommandInterpreter::eBroadcastBitResetPrompt: - pEventType = "eBroadcastBitResetPrompt"; - break; - case lldb::SBCommandInterpreter::eBroadcastBitQuitCommandReceived: { - pEventType = "eBroadcastBitQuitCommandReceived"; - const bool bForceExit = true; - CMICmnLLDBDebugger::Instance().GetDriver().SetExitApplicationFlag( - bForceExit); - break; - } - case lldb::SBCommandInterpreter::eBroadcastBitAsynchronousOutputData: - pEventType = "eBroadcastBitAsynchronousOutputData"; - break; - case lldb::SBCommandInterpreter::eBroadcastBitAsynchronousErrorData: - pEventType = "eBroadcastBitAsynchronousErrorData"; - break; - default: { - const CMIUtilString msg( - CMIUtilString::Format(MIRSRC(IDS_LLDBOUTOFBAND_ERR_UNKNOWN_EVENT), - "SBCommandInterpreter", (MIuint)nEventType)); - SetErrorDescription(msg); - return MIstatus::failure; - } - } - m_pLog->WriteLog(CMIUtilString::Format( - "##### An SBCommandInterpreter event occurred: %s", pEventType)); - - return MIstatus::success; -} - -//++ -// Details: Handle SBProcess event eBroadcastBitStateChanged. -// Type: Method. -// Args: vEvent - (R) An LLDB event object. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleProcessEventBroadcastBitStateChanged( - const lldb::SBEvent &vEvent) { - // Make sure the program hasn't been auto-restarted: - if (lldb::SBProcess::GetRestartedFromEvent(vEvent)) - return MIstatus::success; - - bool bOk = ChkForStateChanges(); - bOk = bOk && GetProcessStdout(); - bOk = bOk && GetProcessStderr(); - if (!bOk) - return MIstatus::failure; - - // Something changed in the process; get the event and report the process's - // current - // status and location - const lldb::StateType eEventState = - lldb::SBProcess::GetStateFromEvent(vEvent); - if (eEventState == lldb::eStateInvalid) - return MIstatus::success; - - lldb::SBProcess process = lldb::SBProcess::GetProcessFromEvent(vEvent); - if (!process.IsValid()) { - const CMIUtilString msg(CMIUtilString::Format( - MIRSRC(IDS_LLDBOUTOFBAND_ERR_PROCESS_INVALID), "SBProcess", - "HandleProcessEventBroadcastBitStateChanged()")); - SetErrorDescription(msg); - return MIstatus::failure; - } - - bool bShouldBrk = true; - const char *pEventType = ""; - switch (eEventState) { - case lldb::eStateUnloaded: - pEventType = "eStateUnloaded"; - break; - case lldb::eStateConnected: - pEventType = "eStateConnected"; - break; - case lldb::eStateAttaching: - pEventType = "eStateAttaching"; - break; - case lldb::eStateLaunching: - pEventType = "eStateLaunching"; - break; - case lldb::eStateStopped: - pEventType = "eStateStopped"; - bOk = HandleProcessEventStateStopped(vEvent, bShouldBrk); - if (bShouldBrk) - break; - LLVM_FALLTHROUGH; - case lldb::eStateCrashed: - case lldb::eStateSuspended: - pEventType = "eStateSuspended"; - bOk = HandleProcessEventStateSuspended(vEvent); - break; - case lldb::eStateRunning: - pEventType = "eStateRunning"; - bOk = HandleProcessEventStateRunning(); - break; - case lldb::eStateStepping: - pEventType = "eStateStepping"; - break; - case lldb::eStateDetached: - pEventType = "eStateDetached"; - break; - case lldb::eStateExited: - // Don't exit from lldb-mi here. We should be able to re-run target. - pEventType = "eStateExited"; - bOk = HandleProcessEventStateExited(); - break; - default: { - const CMIUtilString msg(CMIUtilString::Format( - MIRSRC(IDS_LLDBOUTOFBAND_ERR_UNKNOWN_EVENT), - "SBProcess BroadcastBitStateChanged", (MIuint)eEventState)); - SetErrorDescription(msg); - return MIstatus::failure; - } - } - - // ToDo: Remove when finished coding application - m_pLog->WriteLog(CMIUtilString::Format( - "##### An SB Process event BroadcastBitStateChanged occurred: %s", - pEventType)); - - return bOk; -} - -//++ -// Details: Asynchronous event handler for LLDB Process state suspended. -// Type: Method. -// Args: vEvent - (R) An LLDB event object. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleProcessEventStateSuspended( - const lldb::SBEvent &vEvent) { - bool bOk = MIstatus::success; - lldb::SBStream streamOut; - lldb::SBDebugger &rDebugger = - CMICmnLLDBDebugSessionInfo::Instance().GetDebugger(); - lldb::SBProcess sbProcess = - CMICmnLLDBDebugSessionInfo::Instance().GetProcess(); - lldb::SBTarget target = sbProcess.GetTarget(); - if (rDebugger.GetSelectedTarget() == target) { - if (!UpdateSelectedThread()) - return MIstatus::failure; - sbProcess.GetDescription(streamOut); - // Add a delimiter between process' and threads' info. - streamOut.Printf("\n"); - for (uint32_t i = 0, e = sbProcess.GetNumThreads(); i < e; ++i) { - const lldb::SBThread thread = sbProcess.GetThreadAtIndex(i); - if (!thread.IsValid()) - continue; - thread.GetDescription(streamOut); - } - bOk = TextToStdout(streamOut.GetData()); - } else { - const MIuint nTargetIndex = rDebugger.GetIndexOfTarget(target); - if (nTargetIndex != UINT_MAX) - streamOut.Printf("Target %" PRIu64 ": (", (uint64_t)nTargetIndex); - else - streamOut.Printf("Target <unknown index>: ("); - target.GetDescription(streamOut, lldb::eDescriptionLevelBrief); - streamOut.Printf(") stopped.\n"); - bOk = TextToStdout(streamOut.GetData()); - } - - return bOk; -} - -//++ -// Details: Print to stdout MI formatted text to indicate process stopped. -// Type: Method. -// Args: vwrbShouldBrk - (W) True = Yes break, false = do not. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleProcessEventStateStopped( - const lldb::SBEvent &vrEvent, bool &vwrbShouldBrk) { - if (!UpdateSelectedThread()) - return MIstatus::failure; - - const char *pEventType = ""; - bool bOk = MIstatus::success; - lldb::SBProcess sbProcess = - CMICmnLLDBDebugSessionInfo::Instance().GetProcess(); - const lldb::StopReason eStoppedReason = - sbProcess.GetSelectedThread().GetStopReason(); - switch (eStoppedReason) { - case lldb::eStopReasonInvalid: - pEventType = "eStopReasonInvalid"; - vwrbShouldBrk = false; - break; - case lldb::eStopReasonNone: - pEventType = "eStopReasonNone"; - break; - case lldb::eStopReasonTrace: - pEventType = "eStopReasonTrace"; - bOk = HandleProcessEventStopReasonTrace(); - break; - case lldb::eStopReasonBreakpoint: - pEventType = "eStopReasonBreakpoint"; - bOk = HandleProcessEventStopReasonBreakpoint(); - break; - case lldb::eStopReasonWatchpoint: - pEventType = "eStopReasonWatchpoint"; - break; - case lldb::eStopReasonSignal: - pEventType = "eStopReasonSignal"; - bOk = HandleProcessEventStopSignal(vrEvent); - break; - case lldb::eStopReasonException: - pEventType = "eStopReasonException"; - bOk = HandleProcessEventStopException(); - break; - case lldb::eStopReasonExec: - pEventType = "eStopReasonExec"; - break; - case lldb::eStopReasonPlanComplete: - pEventType = "eStopReasonPlanComplete"; - bOk = HandleProcessEventStopReasonTrace(); - break; - case lldb::eStopReasonThreadExiting: - pEventType = "eStopReasonThreadExiting"; - break; - case lldb::eStopReasonInstrumentation: - pEventType = "eStopReasonInstrumentation"; - break; - } - - // ToDo: Remove when finished coding application - m_pLog->WriteLog(CMIUtilString::Format( - "##### An SB Process event stop state occurred: %s", pEventType)); - - return bOk; -} - -//++ -// Details: Asynchronous event handler for LLDB Process stop signal. -// Type: Method. -// Args: vrEvent - (R) An LLDB broadcast event. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleProcessEventStopSignal( - const lldb::SBEvent &vrEvent) { - bool bOk = MIstatus::success; - - InitializeSignals(); - lldb::SBProcess sbProcess = - CMICmnLLDBDebugSessionInfo::Instance().GetProcess(); - const MIuint64 nStopReason = - sbProcess.GetSelectedThread().GetStopReasonDataAtIndex(0); - const bool bInterrupted = lldb::SBProcess::GetInterruptedFromEvent(vrEvent); - if (nStopReason == m_SIGINT || (nStopReason == m_SIGSTOP && bInterrupted)) { - // MI print - // "*stopped,reason=\"signal-received\",signal-name=\"SIGINT\",signal-meaning=\"Interrupt\",frame={%s},thread-id=\"%d\",stopped-threads=\"all\"" - const CMICmnMIValueConst miValueConst("signal-received"); - const CMICmnMIValueResult miValueResult("reason", miValueConst); - CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_Stopped, miValueResult); - const CMICmnMIValueConst miValueConst2("SIGINT"); - const CMICmnMIValueResult miValueResult2("signal-name", miValueConst2); - miOutOfBandRecord.Add(miValueResult2); - const CMICmnMIValueConst miValueConst3("Interrupt"); - const CMICmnMIValueResult miValueResult3("signal-meaning", miValueConst3); - miOutOfBandRecord.Add(miValueResult3); - CMICmnMIValueTuple miValueTuple; - bOk = bOk && MiHelpGetCurrentThreadFrame(miValueTuple); - const CMICmnMIValueResult miValueResult4("frame", miValueTuple); - miOutOfBandRecord.Add(miValueResult4); - const CMIUtilString strThreadId(CMIUtilString::Format( - "%" PRIu32, sbProcess.GetSelectedThread().GetIndexID())); - const CMICmnMIValueConst miValueConst5(strThreadId); - const CMICmnMIValueResult miValueResult5("thread-id", miValueConst5); - miOutOfBandRecord.Add(miValueResult5); - const CMICmnMIValueConst miValueConst6("all"); - const CMICmnMIValueResult miValueResult6("stopped-threads", miValueConst6); - miOutOfBandRecord.Add(miValueResult6); - bOk = bOk && MiOutOfBandRecordToStdout(miOutOfBandRecord); - bOk = bOk && CMICmnStreamStdout::WritePrompt(); - } else if (nStopReason == m_SIGSTOP) { - // MI print - // "*stopped,reason=\"signal-received\",signal-name=\"SIGSTOP\",signal-meaning=\"Stop\",frame={%s},thread-id=\"%d\",stopped-threads=\"all\"" - const CMICmnMIValueConst miValueConst("signal-received"); - const CMICmnMIValueResult miValueResult("reason", miValueConst); - CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_Stopped, miValueResult); - const CMICmnMIValueConst miValueConst2("SIGSTOP"); - const CMICmnMIValueResult miValueResult2("signal-name", miValueConst2); - miOutOfBandRecord.Add(miValueResult2); - const CMICmnMIValueConst miValueConst3("Stop"); - const CMICmnMIValueResult miValueResult3("signal-meaning", miValueConst3); - miOutOfBandRecord.Add(miValueResult3); - CMICmnMIValueTuple miValueTuple; - bOk = bOk && MiHelpGetCurrentThreadFrame(miValueTuple); - const CMICmnMIValueResult miValueResult4("frame", miValueTuple); - miOutOfBandRecord.Add(miValueResult4); - const CMIUtilString strThreadId(CMIUtilString::Format( - "%" PRIu32, sbProcess.GetSelectedThread().GetIndexID())); - const CMICmnMIValueConst miValueConst5(strThreadId); - const CMICmnMIValueResult miValueResult5("thread-id", miValueConst5); - miOutOfBandRecord.Add(miValueResult5); - const CMICmnMIValueConst miValueConst6("all"); - const CMICmnMIValueResult miValueResult6("stopped-threads", miValueConst6); - miOutOfBandRecord.Add(miValueResult6); - bOk = bOk && MiOutOfBandRecordToStdout(miOutOfBandRecord); - bOk = bOk && CMICmnStreamStdout::WritePrompt(); - } else if (nStopReason == m_SIGSEGV) { - // MI print - // "*stopped,reason=\"signal-received\",signal-name=\"SIGSEGV\",signal-meaning=\"Segmentation - // fault\",thread-id=\"%d\",frame={%s}" - const CMICmnMIValueConst miValueConst("signal-received"); - const CMICmnMIValueResult miValueResult("reason", miValueConst); - CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_Stopped, miValueResult); - const CMICmnMIValueConst miValueConst2("SIGSEGV"); - const CMICmnMIValueResult miValueResult2("signal-name", miValueConst2); - miOutOfBandRecord.Add(miValueResult2); - const CMICmnMIValueConst miValueConst3("Segmentation fault"); - const CMICmnMIValueResult miValueResult3("signal-meaning", miValueConst3); - miOutOfBandRecord.Add(miValueResult3); - CMICmnMIValueTuple miValueTuple; - bOk = bOk && MiHelpGetCurrentThreadFrame(miValueTuple); - const CMICmnMIValueResult miValueResult4("frame", miValueTuple); - miOutOfBandRecord.Add(miValueResult4); - const CMIUtilString strThreadId(CMIUtilString::Format( - "%d", sbProcess.GetSelectedThread().GetIndexID())); - const CMICmnMIValueConst miValueConst5(strThreadId); - const CMICmnMIValueResult miValueResult5("thread-id", miValueConst5); - miOutOfBandRecord.Add(miValueResult5); - bOk = bOk && MiOutOfBandRecordToStdout(miOutOfBandRecord); - // Note no "(gdb)" output here - } else if (nStopReason == m_SIGTRAP) { - lldb::SBThread thread = sbProcess.GetSelectedThread(); - const MIuint nFrames = thread.GetNumFrames(); - if (nFrames > 0) { - lldb::SBFrame frame = thread.GetFrameAtIndex(0); - const char *pFnName = frame.GetFunctionName(); - if (pFnName != nullptr) { - const CMIUtilString fnName = CMIUtilString(pFnName); - static const CMIUtilString threadCloneFn = - CMIUtilString("__pthread_clone"); - - if (CMIUtilString::Compare(threadCloneFn, fnName)) { - if (sbProcess.IsValid()) - sbProcess.Continue(); - } - } - } - } else { - // MI print - // "*stopped,reason=\"signal-received\",signal-name=\"%s\",thread-id=\"%d\",stopped-threads=\"all\"" - // MI print - // "*stopped,reason=\"signal-received\",signal=\"%d\",thread-id=\"%d\",stopped-threads=\"all\"" - const CMICmnMIValueConst miValueConst("signal-received"); - const CMICmnMIValueResult miValueResult("reason", miValueConst); - CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_Stopped, miValueResult); - lldb::SBUnixSignals sbUnixSignals = sbProcess.GetUnixSignals(); - const char *pSignal = sbUnixSignals.GetSignalAsCString(nStopReason); - if (pSignal) { - const CMICmnMIValueConst miValueConst2(pSignal); - const CMICmnMIValueResult miValueResult2("signal-name", miValueConst2); - miOutOfBandRecord.Add(miValueResult2); - } else { - const CMIUtilString strSignal( - CMIUtilString::Format("%" PRIu64, nStopReason)); - const CMICmnMIValueConst miValueConst2(strSignal); - const CMICmnMIValueResult miValueResult2("signal", miValueConst2); - miOutOfBandRecord.Add(miValueResult2); - } - const CMIUtilString strThreadId(CMIUtilString::Format( - "%d", sbProcess.GetSelectedThread().GetIndexID())); - const CMICmnMIValueConst miValueConst3(strThreadId); - const CMICmnMIValueResult miValueResult3("thread-id", miValueConst3); - miOutOfBandRecord.Add(miValueResult3); - const CMICmnMIValueConst miValueConst4("all"); - const CMICmnMIValueResult miValueResult4("stopped-threads", miValueConst4); - miOutOfBandRecord.Add(miValueResult4); - bOk = bOk && MiOutOfBandRecordToStdout(miOutOfBandRecord); - bOk = bOk && CMICmnStreamStdout::WritePrompt(); - } - return bOk; -} - -//++ -// Details: Asynchronous event handler for LLDB Process stop exception. -// Type: Method. -// Args: None. -// Return: MIstatus::success - Functional succeeded. -// MIstatus::failure - Functional failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleProcessEventStopException() { - const lldb::SBProcess sbProcess = - CMICmnLLDBDebugSessionInfo::Instance().GetProcess(); - lldb::SBThread sbThread = sbProcess.GetSelectedThread(); - const size_t nStopDescriptionLen = sbThread.GetStopDescription(nullptr, 0); - std::unique_ptr<char[]> apStopDescription(new char[nStopDescriptionLen]); - sbThread.GetStopDescription(apStopDescription.get(), nStopDescriptionLen); - - // MI print - // "*stopped,reason=\"exception-received\",exception=\"%s\",thread-id=\"%d\",stopped-threads=\"all\"" - const CMICmnMIValueConst miValueConst("exception-received"); - const CMICmnMIValueResult miValueResult("reason", miValueConst); - CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_Stopped, miValueResult); - const CMIUtilString strReason(apStopDescription.get()); - const CMICmnMIValueConst miValueConst2(strReason); - const CMICmnMIValueResult miValueResult2("exception", miValueConst2); - miOutOfBandRecord.Add(miValueResult2); - const CMIUtilString strThreadId( - CMIUtilString::Format("%d", sbThread.GetIndexID())); - const CMICmnMIValueConst miValueConst3(strThreadId); - const CMICmnMIValueResult miValueResult3("thread-id", miValueConst3); - miOutOfBandRecord.Add(miValueResult3); - const CMICmnMIValueConst miValueConst4("all"); - const CMICmnMIValueResult miValueResult4("stopped-threads", miValueConst4); - miOutOfBandRecord.Add(miValueResult4); - bool bOk = MiOutOfBandRecordToStdout(miOutOfBandRecord); - bOk = bOk && CMICmnStreamStdout::WritePrompt(); - - return bOk; -} - -//++ -// Details: Form partial MI response in a MI value tuple object. -// Type: Method. -// Args: vwrMiValueTuple - (W) MI value tuple object. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::MiHelpGetCurrentThreadFrame( - CMICmnMIValueTuple &vwrMiValueTuple) { - CMIUtilString strThreadFrame; - lldb::SBProcess sbProcess = - CMICmnLLDBDebugSessionInfo::Instance().GetProcess(); - lldb::SBThread thread = sbProcess.GetSelectedThread(); - const MIuint nFrame = thread.GetNumFrames(); - if (nFrame == 0) { - // MI print - // "addr=\"??\",func=\"??\",file=\"??\",fullname=\"??\",line=\"??\"" - const CMICmnMIValueConst miValueConst("??"); - const CMICmnMIValueResult miValueResult("addr", miValueConst); - CMICmnMIValueTuple miValueTuple(miValueResult); - const CMICmnMIValueResult miValueResult2("func", miValueConst); - miValueTuple.Add(miValueResult2); - const CMICmnMIValueResult miValueResult4("file", miValueConst); - miValueTuple.Add(miValueResult4); - const CMICmnMIValueResult miValueResult5("fullname", miValueConst); - miValueTuple.Add(miValueResult5); - const CMICmnMIValueResult miValueResult6("line", miValueConst); - miValueTuple.Add(miValueResult6); - - vwrMiValueTuple = miValueTuple; - - return MIstatus::success; - } - - CMICmnMIValueTuple miValueTuple; - if (!CMICmnLLDBDebugSessionInfo::Instance().MIResponseFormFrameInfo( - thread, 0, CMICmnLLDBDebugSessionInfo::eFrameInfoFormat_NoArguments, - miValueTuple)) { - SetErrorDescription( - CMIUtilString::Format(MIRSRC(IDS_LLDBOUTOFBAND_ERR_FORM_MI_RESPONSE), - "MiHelpGetCurrentThreadFrame()")); - return MIstatus::failure; - } - - vwrMiValueTuple = miValueTuple; - - return MIstatus::success; -} - -//++ -// Details: Asynchronous event handler for LLDB Process stop reason breakpoint. -// Type: Method. -// Args: None. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleProcessEventStopReasonBreakpoint() { - // CODETAG_DEBUG_SESSION_RUNNING_PROG_RECEIVED_SIGINT_PAUSE_PROGRAM - if (!CMIDriver::Instance().SetDriverStateRunningNotDebugging()) { - const CMIUtilString &rErrMsg(CMIDriver::Instance().GetErrorDescription()); - SetErrorDescription(CMIUtilString::Format( - MIRSRC(IDS_LLDBOUTOFBAND_ERR_SETNEWDRIVERSTATE), - "HandleProcessEventStopReasonBreakpoint()", rErrMsg.c_str())); - return MIstatus::failure; - } - - lldb::SBProcess sbProcess = - CMICmnLLDBDebugSessionInfo::Instance().GetProcess(); - const MIuint64 brkPtId = - sbProcess.GetSelectedThread().GetStopReasonDataAtIndex(0); - lldb::SBBreakpoint brkPt = - CMICmnLLDBDebugSessionInfo::Instance().GetTarget().GetBreakpointAtIndex( - (MIuint)brkPtId); - - return MiStoppedAtBreakPoint(brkPtId, brkPt); -} - -//++ -// Details: Form the MI Out-of-band response for stopped reason on hitting a -// break point. -// Type: Method. -// Args: vBrkPtId - (R) The LLDB break point's ID -// vBrkPt - (R) THe LLDB break point object. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::MiStoppedAtBreakPoint( - const MIuint64 vBrkPtId, const lldb::SBBreakpoint &vBrkPt) { - bool bOk = MIstatus::success; - - lldb::SBProcess sbProcess = - CMICmnLLDBDebugSessionInfo::Instance().GetProcess(); - lldb::SBThread thread = sbProcess.GetSelectedThread(); - const MIuint nFrame = thread.GetNumFrames(); - if (nFrame == 0) { - // MI print - // "*stopped,reason=\"breakpoint-hit\",disp=\"del\",bkptno=\"%d\",frame={},thread-id=\"%d\",stopped-threads=\"all\"" - const CMICmnMIValueConst miValueConst("breakpoint-hit"); - const CMICmnMIValueResult miValueResult("reason", miValueConst); - CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_Stopped, miValueResult); - const CMICmnMIValueConst miValueConst2("del"); - const CMICmnMIValueResult miValueResult2("disp", miValueConst2); - miOutOfBandRecord.Add(miValueResult2); - const CMIUtilString strBkp(CMIUtilString::Format("%d", vBrkPtId)); - const CMICmnMIValueConst miValueConst3(strBkp); - CMICmnMIValueResult miValueResult3("bkptno", miValueConst3); - miOutOfBandRecord.Add(miValueResult3); - const CMICmnMIValueConst miValueConst4("{}"); - const CMICmnMIValueResult miValueResult4("frame", miValueConst4); - miOutOfBandRecord.Add(miValueResult4); - const CMIUtilString strThreadId( - CMIUtilString::Format("%d", vBrkPt.GetThreadIndex())); - const CMICmnMIValueConst miValueConst5(strThreadId); - const CMICmnMIValueResult miValueResult5("thread-id", miValueConst5); - miOutOfBandRecord.Add(miValueResult5); - const CMICmnMIValueConst miValueConst6("all"); - const CMICmnMIValueResult miValueResult6("stopped-threads", miValueConst6); - miOutOfBandRecord.Add(miValueResult6); - bOk = bOk && MiOutOfBandRecordToStdout(miOutOfBandRecord); - bOk = bOk && CMICmnStreamStdout::WritePrompt(); - return bOk; - } - - CMICmnLLDBDebugSessionInfo &rSessionInfo( - CMICmnLLDBDebugSessionInfo::Instance()); - - // MI print - // "*stopped,reason=\"breakpoint-hit\",disp=\"del\",bkptno=\"%d\",frame={addr=\"0x%016" - // PRIx64 - // "\",func=\"%s\",args=[],file=\"%s\",fullname=\"%s\",line=\"%d\"},thread-id=\"%d\",stopped-threads=\"all\"" - const CMICmnMIValueConst miValueConst("breakpoint-hit"); - const CMICmnMIValueResult miValueResult("reason", miValueConst); - CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_Stopped, miValueResult); - const CMICmnMIValueConst miValueConstA("del"); - const CMICmnMIValueResult miValueResultA("disp", miValueConstA); - miOutOfBandRecord.Add(miValueResultA); - const CMIUtilString strBkp(CMIUtilString::Format("%d", vBrkPtId)); - const CMICmnMIValueConst miValueConstB(strBkp); - CMICmnMIValueResult miValueResultB("bkptno", miValueConstB); - miOutOfBandRecord.Add(miValueResultB); - - // frame={addr=\"0x%016" PRIx64 - // "\",func=\"%s\",args=[],file=\"%s\",fullname=\"%s\",line=\"%d\"} - if (bOk) { - CMICmnMIValueTuple miValueTuple; - bOk = bOk && - rSessionInfo.MIResponseFormFrameInfo( - thread, 0, - CMICmnLLDBDebugSessionInfo::eFrameInfoFormat_AllArguments, - miValueTuple); - const CMICmnMIValueResult miValueResult8("frame", miValueTuple); - miOutOfBandRecord.Add(miValueResult8); - } - - // Add to MI thread-id=\"%d\",stopped-threads=\"all\" - if (bOk) { - const CMIUtilString strThreadId( - CMIUtilString::Format("%d", thread.GetIndexID())); - const CMICmnMIValueConst miValueConst8(strThreadId); - const CMICmnMIValueResult miValueResult8("thread-id", miValueConst8); - miOutOfBandRecord.Add(miValueResult8); - } - if (bOk) { - const CMICmnMIValueConst miValueConst9("all"); - const CMICmnMIValueResult miValueResult9("stopped-threads", miValueConst9); - miOutOfBandRecord.Add(miValueResult9); - bOk = MiOutOfBandRecordToStdout(miOutOfBandRecord); - bOk = bOk && CMICmnStreamStdout::WritePrompt(); - } - - return MIstatus::success; -} - -//++ -// Details: Asynchronous event handler for LLDB Process stop reason trace. -// Type: Method. -// Args: None. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleProcessEventStopReasonTrace() { - bool bOk = true; - lldb::SBProcess sbProcess = - CMICmnLLDBDebugSessionInfo::Instance().GetProcess(); - lldb::SBThread thread = sbProcess.GetSelectedThread(); - const MIuint nFrame = thread.GetNumFrames(); - if (nFrame == 0) { - // MI print "*stopped,reason=\"trace\",stopped-threads=\"all\"" - const CMICmnMIValueConst miValueConst("trace"); - const CMICmnMIValueResult miValueResult("reason", miValueConst); - CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_Stopped, miValueResult); - const CMICmnMIValueConst miValueConst2("all"); - const CMICmnMIValueResult miValueResult2("stopped-threads", miValueConst2); - miOutOfBandRecord.Add(miValueResult2); - bOk = MiOutOfBandRecordToStdout(miOutOfBandRecord); - bOk = bOk && CMICmnStreamStdout::WritePrompt(); - return bOk; - } - - CMICmnLLDBDebugSessionInfo &rSessionInfo( - CMICmnLLDBDebugSessionInfo::Instance()); - - // MI print - // "*stopped,reason=\"end-stepping-range\",frame={addr=\"0x%016" PRIx64 - // "\",func=\"%s\",args=[\"%s\"],file=\"%s\",fullname=\"%s\",line=\"%d\"},thread-id=\"%d\",stopped-threads=\"all\"" - - // Function args - CMICmnMIValueTuple miValueTuple; - if (!rSessionInfo.MIResponseFormFrameInfo( - thread, 0, CMICmnLLDBDebugSessionInfo::eFrameInfoFormat_AllArguments, - miValueTuple)) - return MIstatus::failure; - - const CMICmnMIValueConst miValueConst("end-stepping-range"); - const CMICmnMIValueResult miValueResult("reason", miValueConst); - CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_Stopped, miValueResult); - const CMICmnMIValueResult miValueResult2("frame", miValueTuple); - miOutOfBandRecord.Add(miValueResult2); - - // Add to MI thread-id=\"%d\",stopped-threads=\"all\" - const CMIUtilString strThreadId( - CMIUtilString::Format("%d", thread.GetIndexID())); - const CMICmnMIValueConst miValueConst8(strThreadId); - const CMICmnMIValueResult miValueResult8("thread-id", miValueConst8); - miOutOfBandRecord.Add(miValueResult8); - - const CMICmnMIValueConst miValueConst9("all"); - const CMICmnMIValueResult miValueResult9("stopped-threads", miValueConst9); - miOutOfBandRecord.Add(miValueResult9); - bOk = MiOutOfBandRecordToStdout(miOutOfBandRecord); - bOk = bOk && CMICmnStreamStdout::WritePrompt(); - - return bOk; -} - -//++ -// Details: Asynchronous function update selected thread. -// Type: Method. -// Args: None. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::UpdateSelectedThread() { - lldb::SBProcess process = CMICmnLLDBDebugSessionInfo::Instance() - .GetDebugger() - .GetSelectedTarget() - .GetProcess(); - if (!process.IsValid()) - return MIstatus::success; - - lldb::SBThread currentThread = process.GetSelectedThread(); - lldb::SBThread thread; - const lldb::StopReason eCurrentThreadStoppedReason = - currentThread.GetStopReason(); - if (!currentThread.IsValid() || - (eCurrentThreadStoppedReason == lldb::eStopReasonInvalid) || - (eCurrentThreadStoppedReason == lldb::eStopReasonNone)) { - // Prefer a thread that has just completed its plan over another thread as - // current thread - lldb::SBThread planThread; - lldb::SBThread otherThread; - const size_t nThread = process.GetNumThreads(); - for (MIuint i = 0; i < nThread; i++) { - // GetThreadAtIndex() uses a base 0 index - // GetThreadByIndexID() uses a base 1 index - thread = process.GetThreadAtIndex(i); - const lldb::StopReason eThreadStopReason = thread.GetStopReason(); - switch (eThreadStopReason) { - case lldb::eStopReasonTrace: - case lldb::eStopReasonBreakpoint: - case lldb::eStopReasonWatchpoint: - case lldb::eStopReasonSignal: - case lldb::eStopReasonException: - if (!otherThread.IsValid()) - otherThread = thread; - break; - case lldb::eStopReasonPlanComplete: - if (!planThread.IsValid()) - planThread = thread; - break; - case lldb::eStopReasonInvalid: - case lldb::eStopReasonNone: - default: - break; - } - } - if (planThread.IsValid()) - process.SetSelectedThread(planThread); - else if (otherThread.IsValid()) - process.SetSelectedThread(otherThread); - else { - if (currentThread.IsValid()) - thread = currentThread; - else - thread = process.GetThreadAtIndex(0); - - if (thread.IsValid()) - process.SetSelectedThread(thread); - } - } // if( !currentThread.IsValid() || (eCurrentThreadStoppedReason == - // lldb::eStopReasonInvalid) || (eCurrentThreadStoppedReason == - // lldb::eStopReasonNone) ) - - return MIstatus::success; -} - -//++ -// Details: Print to stdout "*running,thread-id=\"all\"", "(gdb)". -// Type: Method. -// Args: None. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleProcessEventStateRunning() { - CMICmnMIValueConst miValueConst("all"); - CMICmnMIValueResult miValueResult("thread-id", miValueConst); - CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_Running, miValueResult); - bool bOk = MiOutOfBandRecordToStdout(miOutOfBandRecord); - bOk = bOk && CMICmnStreamStdout::WritePrompt(); - - return bOk; -} - -//++ -// Details: Print to stdout "=thread-exited,id=\"%ld\",group-id=\"i1\"", -// "=thread-group-exited,id=\"i1\",exit-code=\"0\""), -// "*stopped,reason=\"exited-normally\"", -// "(gdb)" -// Type: Method. -// Args: None. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::HandleProcessEventStateExited() { - const CMIUtilString strId(CMIUtilString::Format("%ld", 1)); - CMICmnMIValueConst miValueConst(strId); - CMICmnMIValueResult miValueResult("id", miValueConst); - CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_ThreadExited, miValueResult); - CMICmnMIValueConst miValueConst2("i1"); - CMICmnMIValueResult miValueResult2("group-id", miValueConst2); - miOutOfBandRecord.Add(miValueResult2); - bool bOk = MiOutOfBandRecordToStdout(miOutOfBandRecord); - if (bOk) { - CMICmnMIValueConst miValueConst3("i1"); - CMICmnMIValueResult miValueResult3("id", miValueConst3); - CMICmnMIOutOfBandRecord miOutOfBandRecord2( - CMICmnMIOutOfBandRecord::eOutOfBand_ThreadGroupExited, miValueResult3); - CMICmnMIValueConst miValueConst2("0"); - CMICmnMIValueResult miValueResult2("exit-code", miValueConst2); - miOutOfBandRecord2.Add(miValueResult2); - bOk = bOk && MiOutOfBandRecordToStdout(miOutOfBandRecord2); - } - if (bOk) { - CMICmnMIValueConst miValueConst4("exited-normally"); - CMICmnMIValueResult miValueResult4("reason", miValueConst4); - CMICmnMIOutOfBandRecord miOutOfBandRecord3( - CMICmnMIOutOfBandRecord::eOutOfBand_Stopped, miValueResult4); - bOk = MiOutOfBandRecordToStdout(miOutOfBandRecord3); - } - bOk = bOk && CMICmnStreamStdout::WritePrompt(); - - return bOk; -} - -//++ -// Details: Drain all stdout so we don't see any output come after we print our -// prompts. -// The process has stuff waiting for stdout; get it and write it out to -// the -// appropriate place. -// Type: Method. -// Args: None. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::GetProcessStdout() { - CMIUtilString text; - std::unique_ptr<char[]> apStdoutBuffer(new char[1024]); - lldb::SBProcess process = CMICmnLLDBDebugSessionInfo::Instance() - .GetDebugger() - .GetSelectedTarget() - .GetProcess(); - while (1) { - const size_t nBytes = process.GetSTDOUT(apStdoutBuffer.get(), 1024); - text.append(apStdoutBuffer.get(), nBytes); - - while (1) { - const size_t nNewLine = text.find('\n'); - if (nNewLine == std::string::npos) - break; - - const CMIUtilString line(text.substr(0, nNewLine + 1)); - text.erase(0, nNewLine + 1); - const bool bEscapeQuotes(true); - CMICmnMIValueConst miValueConst(line.Escape(bEscapeQuotes)); - CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_TargetStreamOutput, miValueConst); - const bool bOk = MiOutOfBandRecordToStdout(miOutOfBandRecord); - if (!bOk) - return MIstatus::failure; - } - - if (nBytes == 0) { - if (!text.empty()) { - const bool bEscapeQuotes(true); - CMICmnMIValueConst miValueConst(text.Escape(bEscapeQuotes)); - CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_TargetStreamOutput, - miValueConst); - return MiOutOfBandRecordToStdout(miOutOfBandRecord); - } - break; - } - } - - return MIstatus::success; -} - -//++ -// Details: Drain all stderr so we don't see any output come after we print our -// prompts. -// The process has stuff waiting for stderr; get it and write it out to -// the -// appropriate place. -// Type: Method. -// Args: None. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::GetProcessStderr() { - CMIUtilString text; - std::unique_ptr<char[]> apStderrBuffer(new char[1024]); - lldb::SBProcess process = CMICmnLLDBDebugSessionInfo::Instance() - .GetDebugger() - .GetSelectedTarget() - .GetProcess(); - while (1) { - const size_t nBytes = process.GetSTDERR(apStderrBuffer.get(), 1024); - text.append(apStderrBuffer.get(), nBytes); - - while (1) { - const size_t nNewLine = text.find('\n'); - if (nNewLine == std::string::npos) - break; - - const CMIUtilString line(text.substr(0, nNewLine + 1)); - const bool bEscapeQuotes(true); - CMICmnMIValueConst miValueConst(line.Escape(bEscapeQuotes)); - CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_TargetStreamOutput, miValueConst); - const bool bOk = MiOutOfBandRecordToStdout(miOutOfBandRecord); - if (!bOk) - return MIstatus::failure; - } - - if (nBytes == 0) { - if (!text.empty()) { - const bool bEscapeQuotes(true); - CMICmnMIValueConst miValueConst(text.Escape(bEscapeQuotes)); - CMICmnMIOutOfBandRecord miOutOfBandRecord( - CMICmnMIOutOfBandRecord::eOutOfBand_TargetStreamOutput, - miValueConst); - return MiOutOfBandRecordToStdout(miOutOfBandRecord); - } - break; - } - } - - return MIstatus::success; -} - -//++ -// Details: Asynchronous event function check for state changes. -// Type: Method. -// Args: None. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::ChkForStateChanges() { - CMICmnLLDBDebugSessionInfo &rSessionInfo( - CMICmnLLDBDebugSessionInfo::Instance()); - lldb::SBProcess sbProcess = rSessionInfo.GetProcess(); - if (!sbProcess.IsValid()) - return MIstatus::success; - - // Check for created threads - const MIuint nThread = sbProcess.GetNumThreads(); - for (MIuint i = 0; i < nThread; i++) { - // GetThreadAtIndex() uses a base 0 index - // GetThreadByIndexID() uses a base 1 index - lldb::SBThread thread = sbProcess.GetThreadAtIndex(i); - if (!thread.IsValid()) - continue; - - const MIuint threadIndexID = thread.GetIndexID(); - const bool bFound = - std::find(rSessionInfo.m_vecActiveThreadId.cbegin(), - rSessionInfo.m_vecActiveThreadId.cend(), - threadIndexID) != rSessionInfo.m_vecActiveThreadId.end(); - if (!bFound) { - rSessionInfo.m_vecActiveThreadId.push_back(threadIndexID); - - // Form MI "=thread-created,id=\"%d\",group-id=\"i1\"" - const CMIUtilString strValue(CMIUtilString::Format("%d", threadIndexID)); - const CMICmnMIValueConst miValueConst(strValue); - const CMICmnMIValueResult miValueResult("id", miValueConst); - CMICmnMIOutOfBandRecord miOutOfBand( - CMICmnMIOutOfBandRecord::eOutOfBand_ThreadCreated, miValueResult); - const CMICmnMIValueConst miValueConst2("i1"); - const CMICmnMIValueResult miValueResult2("group-id", miValueConst2); - miOutOfBand.Add(miValueResult2); - bool bOk = MiOutOfBandRecordToStdout(miOutOfBand); - if (!bOk) - return MIstatus::failure; - } - } - - lldb::SBThread currentThread = sbProcess.GetSelectedThread(); - if (currentThread.IsValid()) { - const MIuint currentThreadIndexID = currentThread.GetIndexID(); - if (rSessionInfo.m_currentSelectedThread != currentThreadIndexID) { - rSessionInfo.m_currentSelectedThread = currentThreadIndexID; - - // Form MI "=thread-selected,id=\"%d\"" - const CMIUtilString strValue( - CMIUtilString::Format("%d", currentThreadIndexID)); - const CMICmnMIValueConst miValueConst(strValue); - const CMICmnMIValueResult miValueResult("id", miValueConst); - CMICmnMIOutOfBandRecord miOutOfBand( - CMICmnMIOutOfBandRecord::eOutOfBand_ThreadSelected, miValueResult); - if (!MiOutOfBandRecordToStdout(miOutOfBand)) - return MIstatus::failure; - } - } - - // Check for invalid (removed) threads - CMICmnLLDBDebugSessionInfo::VecActiveThreadId_t::iterator it = - rSessionInfo.m_vecActiveThreadId.begin(); - while (it != rSessionInfo.m_vecActiveThreadId.end()) { - const MIuint threadIndexID = *it; - lldb::SBThread thread = sbProcess.GetThreadByIndexID(threadIndexID); - if (!thread.IsValid()) { - // Form MI "=thread-exited,id=\"%ld\",group-id=\"i1\"" - const CMIUtilString strValue(CMIUtilString::Format("%ld", threadIndexID)); - const CMICmnMIValueConst miValueConst(strValue); - const CMICmnMIValueResult miValueResult("id", miValueConst); - CMICmnMIOutOfBandRecord miOutOfBand( - CMICmnMIOutOfBandRecord::eOutOfBand_ThreadExited, miValueResult); - const CMICmnMIValueConst miValueConst2("i1"); - const CMICmnMIValueResult miValueResult2("group-id", miValueConst2); - miOutOfBand.Add(miValueResult2); - bool bOk = MiOutOfBandRecordToStdout(miOutOfBand); - if (!bOk) - return MIstatus::failure; - - // Remove current thread from cache and get next - it = rSessionInfo.m_vecActiveThreadId.erase(it); - } else - // Next - ++it; - } - - return CMICmnStreamStdout::WritePrompt(); -} - -//++ -// Details: Take a fully formed MI result record and send to the stdout stream. -// Also output to the MI Log file. -// Type: Method. -// Args: vrMiResultRecord - (R) MI result record object. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::MiResultRecordToStdout( - const CMICmnMIResultRecord &vrMiResultRecord) { - return TextToStdout(vrMiResultRecord.GetString()); -} - -//++ -// Details: Take a fully formed MI Out-of-band record and send to the stdout -// stream. -// Also output to the MI Log file. -// Type: Method. -// Args: vrMiOutOfBandRecord - (R) MI Out-of-band record object. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::MiOutOfBandRecordToStdout( - const CMICmnMIOutOfBandRecord &vrMiOutOfBandRecord) { - return TextToStdout(vrMiOutOfBandRecord.GetString()); -} - -//++ -// Details: Take a text data and send to the stdout stream. Also output to the -// MI Log -// file. -// Type: Method. -// Args: vrTxt - (R) Text. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::TextToStdout(const CMIUtilString &vrTxt) { - return CMICmnStreamStdout::TextToStdout(vrTxt); -} - -//++ -// Details: Take a text data and send to the stderr stream. Also output to the -// MI Log -// file. -// Type: Method. -// Args: vrTxt - (R) Text. -// Return: MIstatus::success - Functionality succeeded. -// MIstatus::failure - Functionality failed. -// Throws: None. -//-- -bool CMICmnLLDBDebuggerHandleEvents::TextToStderr(const CMIUtilString &vrTxt) { - return CMICmnStreamStderr::TextToStderr(vrTxt); -} - -//++ -// Details: Initialize the member variables with the signal values in this -// process -// file. -// Type: Method. -// Args: None -// Return: Noen -// Throws: None. -//-- -void CMICmnLLDBDebuggerHandleEvents::InitializeSignals() { - if (!m_bSignalsInitialized) { - lldb::SBProcess sbProcess = - CMICmnLLDBDebugSessionInfo::Instance().GetProcess(); - if (sbProcess.IsValid()) { - lldb::SBUnixSignals unix_signals = sbProcess.GetUnixSignals(); - m_SIGINT = unix_signals.GetSignalNumberFromName("SIGINT"); - m_SIGSTOP = unix_signals.GetSignalNumberFromName("SIGSTOP"); - m_SIGSEGV = unix_signals.GetSignalNumberFromName("SIGSEGV"); - m_SIGTRAP = unix_signals.GetSignalNumberFromName("SIGTRAP"); - m_bSignalsInitialized = true; - } - } -} |