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hanchenye-llvm-project/lldb/tools/lldb-mi/MICmdCmdData.cpp

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//===-- MICmdCmdData.cpp ----------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// Overview: CMICmdCmdDataEvaluateExpression implementation.
// CMICmdCmdDataDisassemble implementation.
// CMICmdCmdDataReadMemoryBytes implementation.
// CMICmdCmdDataReadMemory implementation.
// CMICmdCmdDataListRegisterNames implementation.
// CMICmdCmdDataListRegisterValues implementation.
// CMICmdCmdDataListRegisterChanged implementation.
// CMICmdCmdDataWriteMemoryBytes implementation.
// CMICmdCmdDataWriteMemory implementation.
// CMICmdCmdDataInfoLine implementation.
// Third Party Headers:
#include <inttypes.h> // For PRIx64
#include "lldb/API/SBCommandInterpreter.h"
#include "lldb/API/SBThread.h"
#include "lldb/API/SBInstruction.h"
#include "lldb/API/SBInstructionList.h"
#include "lldb/API/SBStream.h"
// In-house headers:
#include "MICmdCmdData.h"
#include "MICmnMIResultRecord.h"
#include "MICmnMIValueConst.h"
#include "MICmnLLDBDebugger.h"
#include "MICmnLLDBDebugSessionInfo.h"
#include "MICmnLLDBProxySBValue.h"
#include "MICmdArgValNumber.h"
#include "MICmdArgValString.h"
#include "MICmdArgValThreadGrp.h"
#include "MICmdArgValOptionLong.h"
#include "MICmdArgValOptionShort.h"
#include "MICmdArgValListOfN.h"
#include "MICmdArgValConsume.h"
#include "MICmnLLDBDebugSessionInfoVarObj.h"
#include "MICmnLLDBUtilSBValue.h"
#include "MIUtilParse.h"
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataEvaluateExpression constructor.
// Type: Method.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataEvaluateExpression::CMICmdCmdDataEvaluateExpression()
: m_bExpressionValid(true)
, m_bEvaluatedExpression(true)
, m_strValue("??")
, m_bFoundInvalidChar(false)
, m_cExpressionInvalidChar(0x00)
, m_constStrArgExpr("expr")
{
// Command factory matches this name with that received from the stdin stream
m_strMiCmd = "data-evaluate-expression";
// Required by the CMICmdFactory when registering *this command
m_pSelfCreatorFn = &CMICmdCmdDataEvaluateExpression::CreateSelf;
}
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataEvaluateExpression destructor.
// Type: Overrideable.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataEvaluateExpression::~CMICmdCmdDataEvaluateExpression()
{
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The parses the command line options
// arguments to extract values for each of those arguments.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataEvaluateExpression::ParseArgs()
{
m_setCmdArgs.Add(new CMICmdArgValString(m_constStrArgExpr, true, true, true, true));
return ParseValidateCmdOptions();
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command does work in this function.
// The command is likely to communicate with the LLDB SBDebugger in here.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataEvaluateExpression::Execute()
{
CMICMDBASE_GETOPTION(pArgExpr, String, m_constStrArgExpr);
const CMIUtilString &rExpression(pArgExpr->GetValue());
CMICmnLLDBDebugSessionInfo &rSessionInfo(CMICmnLLDBDebugSessionInfo::Instance());
lldb::SBProcess sbProcess = rSessionInfo.GetProcess();
lldb::SBThread thread = sbProcess.GetSelectedThread();
m_bExpressionValid = (thread.GetNumFrames() > 0);
if (!m_bExpressionValid)
return MIstatus::success;
lldb::SBFrame frame = thread.GetSelectedFrame();
lldb::SBValue value = frame.EvaluateExpression(rExpression.c_str());
m_Error = value.GetError();
if (!value.IsValid() || m_Error.Fail())
value = frame.FindVariable(rExpression.c_str());
const CMICmnLLDBUtilSBValue utilValue(value, true);
if (!utilValue.IsValid() || utilValue.IsValueUnknown())
{
m_bEvaluatedExpression = false;
return MIstatus::success;
}
if (!utilValue.HasName())
{
if (HaveInvalidCharacterInExpression(rExpression, m_cExpressionInvalidChar))
{
m_bFoundInvalidChar = true;
return MIstatus::success;
}
m_strValue = rExpression;
return MIstatus::success;
}
if (rExpression.IsQuoted())
{
m_strValue = rExpression.Trim('\"');
return MIstatus::success;
}
m_strValue = utilValue.GetValue(true).Escape().AddSlashes();
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command prepares a MI Record Result
// for the work carried out in the Execute().
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataEvaluateExpression::Acknowledge()
{
if (m_bExpressionValid)
{
if (m_bEvaluatedExpression)
{
if (m_bFoundInvalidChar)
{
const CMICmnMIValueConst miValueConst(
CMIUtilString::Format("Invalid character '%c' in expression", m_cExpressionInvalidChar));
const CMICmnMIValueResult miValueResult("msg", miValueConst);
const CMICmnMIResultRecord miRecordResult(m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Error, miValueResult);
m_miResultRecord = miRecordResult;
return MIstatus::success;
}
const CMICmnMIValueConst miValueConst(m_strValue);
const CMICmnMIValueResult miValueResult("value", miValueConst);
const CMICmnMIResultRecord miRecordResult(m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Done, miValueResult);
m_miResultRecord = miRecordResult;
return MIstatus::success;
}
CMIUtilString mi_error_msg = "Could not evaluate expression";
if (const char* err_msg = m_Error.GetCString())
mi_error_msg = err_msg;
const CMICmnMIValueConst miValueConst(mi_error_msg.Escape(true));
const CMICmnMIValueResult miValueResult("msg", miValueConst);
const CMICmnMIResultRecord miRecordResult(m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Error, miValueResult);
m_miResultRecord = miRecordResult;
return MIstatus::success;
}
const CMICmnMIValueConst miValueConst("Invalid expression");
const CMICmnMIValueResult miValueResult("msg", miValueConst);
const CMICmnMIResultRecord miRecordResult(m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Error, miValueResult);
m_miResultRecord = miRecordResult;
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: Required by the CMICmdFactory when registering *this command. The factory
// calls this function to create an instance of *this command.
// Type: Static method.
// Args: None.
// Return: CMICmdBase * - Pointer to a new command.
// Throws: None.
//--
CMICmdBase *
CMICmdCmdDataEvaluateExpression::CreateSelf()
{
return new CMICmdCmdDataEvaluateExpression();
}
//++ ------------------------------------------------------------------------------------
// Details: Examine the expression string to see if it contains invalid characters.
// Type: Method.
// Args: vrExpr - (R) Expression string given to *this command.
// vrwInvalidChar - (W) True = Invalid character found, false = nothing found.
// Return: bool - True = Invalid character found, false = nothing found.
// Throws: None.
//--
bool
CMICmdCmdDataEvaluateExpression::HaveInvalidCharacterInExpression(const CMIUtilString &vrExpr, char &vrwInvalidChar)
{
static const std::string strInvalidCharacters(";#\\");
const size_t nInvalidCharacterOffset = vrExpr.find_first_of(strInvalidCharacters);
const bool bFoundInvalidCharInExpression = (nInvalidCharacterOffset != CMIUtilString::npos);
vrwInvalidChar = bFoundInvalidCharInExpression ? vrExpr[nInvalidCharacterOffset] : 0x00;
return bFoundInvalidCharInExpression;
}
//---------------------------------------------------------------------------------------
//---------------------------------------------------------------------------------------
//---------------------------------------------------------------------------------------
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataDisassemble constructor.
// Type: Method.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataDisassemble::CMICmdCmdDataDisassemble()
: m_constStrArgAddrStart("s")
, m_constStrArgAddrEnd("e")
, m_constStrArgMode("mode")
, m_miValueList(true)
{
// Command factory matches this name with that received from the stdin stream
m_strMiCmd = "data-disassemble";
// Required by the CMICmdFactory when registering *this command
m_pSelfCreatorFn = &CMICmdCmdDataDisassemble::CreateSelf;
}
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataDisassemble destructor.
// Type: Overrideable.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataDisassemble::~CMICmdCmdDataDisassemble()
{
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The parses the command line options
// arguments to extract values for each of those arguments.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataDisassemble::ParseArgs()
{
m_setCmdArgs.Add(
new CMICmdArgValOptionShort(m_constStrArgAddrStart, true, true, CMICmdArgValListBase::eArgValType_StringQuotedNumber, 1));
m_setCmdArgs.Add(
new CMICmdArgValOptionShort(m_constStrArgAddrEnd, true, true, CMICmdArgValListBase::eArgValType_StringQuotedNumber, 1));
m_setCmdArgs.Add(new CMICmdArgValNumber(m_constStrArgMode, true, true));
return ParseValidateCmdOptions();
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command does work in this function.
// The command is likely to communicate with the LLDB SBDebugger in here.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataDisassemble::Execute()
{
CMICMDBASE_GETOPTION(pArgThread, OptionLong, m_constStrArgThread);
CMICMDBASE_GETOPTION(pArgAddrStart, OptionShort, m_constStrArgAddrStart);
CMICMDBASE_GETOPTION(pArgAddrEnd, OptionShort, m_constStrArgAddrEnd);
CMICMDBASE_GETOPTION(pArgMode, Number, m_constStrArgMode);
// Retrieve the --thread option's thread ID (only 1)
MIuint64 nThreadId = UINT64_MAX;
if (pArgThread->GetFound() && !pArgThread->GetExpectedOption<CMICmdArgValNumber, MIuint64>(nThreadId))
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_THREAD_INVALID), m_cmdData.strMiCmd.c_str(), m_constStrArgThread.c_str()));
return MIstatus::failure;
}
CMIUtilString strAddrStart;
if (!pArgAddrStart->GetExpectedOption<CMICmdArgValString, CMIUtilString>(strAddrStart))
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_DISASM_ADDR_START_INVALID), m_cmdData.strMiCmd.c_str(),
m_constStrArgAddrStart.c_str()));
return MIstatus::failure;
}
MIint64 nAddrStart = 0;
if (!strAddrStart.ExtractNumber(nAddrStart))
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_DISASM_ADDR_START_INVALID), m_cmdData.strMiCmd.c_str(),
m_constStrArgAddrStart.c_str()));
return MIstatus::failure;
}
CMIUtilString strAddrEnd;
if (!pArgAddrEnd->GetExpectedOption<CMICmdArgValString, CMIUtilString>(strAddrEnd))
{
SetError(
CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_DISASM_ADDR_END_INVALID), m_cmdData.strMiCmd.c_str(), m_constStrArgAddrEnd.c_str()));
return MIstatus::failure;
}
MIint64 nAddrEnd = 0;
if (!strAddrEnd.ExtractNumber(nAddrEnd))
{
SetError(
CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_DISASM_ADDR_END_INVALID), m_cmdData.strMiCmd.c_str(), m_constStrArgAddrEnd.c_str()));
return MIstatus::failure;
}
const MIuint nDisasmMode = pArgMode->GetValue();
CMICmnLLDBDebugSessionInfo &rSessionInfo(CMICmnLLDBDebugSessionInfo::Instance());
lldb::SBTarget sbTarget = rSessionInfo.GetTarget();
lldb::addr_t lldbStartAddr = static_cast<lldb::addr_t>(nAddrStart);
lldb::SBInstructionList instructions = sbTarget.ReadInstructions(lldb::SBAddress(lldbStartAddr, sbTarget), nAddrEnd - nAddrStart);
const MIuint nInstructions = instructions.GetSize();
// Calculate the offset of first instruction so that we can generate offset starting at 0
lldb::addr_t start_offset = 0;
if(nInstructions > 0)
start_offset = instructions.GetInstructionAtIndex(0).GetAddress().GetOffset();
for (size_t i = 0; i < nInstructions; i++)
{
const char *pUnknown = "??";
lldb::SBInstruction instrt = instructions.GetInstructionAtIndex(i);
const char *pStrMnemonic = instrt.GetMnemonic(sbTarget);
pStrMnemonic = (pStrMnemonic != nullptr) ? pStrMnemonic : pUnknown;
const char *pStrComment = instrt.GetComment(sbTarget);
CMIUtilString strComment;
if (pStrComment != nullptr && *pStrComment != '\0')
strComment = CMIUtilString::Format("; %s", pStrComment);
lldb::SBAddress address = instrt.GetAddress();
lldb::addr_t addr = address.GetLoadAddress(sbTarget);
const char *pFnName = address.GetFunction().GetName();
pFnName = (pFnName != nullptr) ? pFnName : pUnknown;
lldb::addr_t addrOffSet = address.GetOffset() - start_offset;
const char *pStrOperands = instrt.GetOperands(sbTarget);
pStrOperands = (pStrOperands != nullptr) ? pStrOperands : pUnknown;
const size_t instrtSize = instrt.GetByteSize();
// MI "{address=\"0x%016" PRIx64 "\",func-name=\"%s\",offset=\"%lld\",inst=\"%s %s\"}"
const CMICmnMIValueConst miValueConst(CMIUtilString::Format("0x%016" PRIx64, addr));
const CMICmnMIValueResult miValueResult("address", miValueConst);
CMICmnMIValueTuple miValueTuple(miValueResult);
const CMICmnMIValueConst miValueConst2(pFnName);
const CMICmnMIValueResult miValueResult2("func-name", miValueConst2);
miValueTuple.Add(miValueResult2);
const CMICmnMIValueConst miValueConst3(CMIUtilString::Format("%lld", addrOffSet));
const CMICmnMIValueResult miValueResult3("offset", miValueConst3);
miValueTuple.Add(miValueResult3);
const CMICmnMIValueConst miValueConst4(CMIUtilString::Format("%d", instrtSize));
const CMICmnMIValueResult miValueResult4("size", miValueConst4);
miValueTuple.Add(miValueResult4);
const CMICmnMIValueConst miValueConst5(CMIUtilString::Format("%s %s%s", pStrMnemonic, pStrOperands, strComment.Escape(true).c_str()));
const CMICmnMIValueResult miValueResult5("inst", miValueConst5);
miValueTuple.Add(miValueResult5);
if (nDisasmMode == 1)
{
lldb::SBLineEntry lineEntry = address.GetLineEntry();
const MIuint nLine = lineEntry.GetLine();
const char *pFileName = lineEntry.GetFileSpec().GetFilename();
pFileName = (pFileName != nullptr) ? pFileName : pUnknown;
// MI "src_and_asm_line={line=\"%u\",file=\"%s\",line_asm_insn=[ ]}"
const CMICmnMIValueConst miValueConst(CMIUtilString::Format("0x%u", nLine));
const CMICmnMIValueResult miValueResult("line", miValueConst);
CMICmnMIValueTuple miValueTuple2(miValueResult);
const CMICmnMIValueConst miValueConst2(pFileName);
const CMICmnMIValueResult miValueResult2("file", miValueConst2);
miValueTuple2.Add(miValueResult2);
const CMICmnMIValueList miValueList(miValueTuple);
const CMICmnMIValueResult miValueResult3("line_asm_insn", miValueList);
miValueTuple2.Add(miValueResult3);
const CMICmnMIValueResult miValueResult4("src_and_asm_line", miValueTuple2);
m_miValueList.Add(miValueResult4);
}
else
{
m_miValueList.Add(miValueTuple);
}
}
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command prepares a MI Record Result
// for the work carried out in the Execute().
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataDisassemble::Acknowledge()
{
const CMICmnMIValueResult miValueResult("asm_insns", m_miValueList);
const CMICmnMIResultRecord miRecordResult(m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Done, miValueResult);
m_miResultRecord = miRecordResult;
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: Required by the CMICmdFactory when registering *this command. The factory
// calls this function to create an instance of *this command.
// Type: Static method.
// Args: None.
// Return: CMICmdBase * - Pointer to a new command.
// Throws: None.
//--
CMICmdBase *
CMICmdCmdDataDisassemble::CreateSelf()
{
return new CMICmdCmdDataDisassemble();
}
//---------------------------------------------------------------------------------------
//---------------------------------------------------------------------------------------
//---------------------------------------------------------------------------------------
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataReadMemoryBytes constructor.
// Type: Method.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataReadMemoryBytes::CMICmdCmdDataReadMemoryBytes()
: m_constStrArgByteOffset("o")
, m_constStrArgAddrExpr("address")
, m_constStrArgNumBytes("count")
, m_pBufferMemory(nullptr)
, m_nAddrStart(0)
, m_nAddrNumBytesToRead(0)
{
// Command factory matches this name with that received from the stdin stream
m_strMiCmd = "data-read-memory-bytes";
// Required by the CMICmdFactory when registering *this command
m_pSelfCreatorFn = &CMICmdCmdDataReadMemoryBytes::CreateSelf;
}
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataReadMemoryBytes destructor.
// Type: Overrideable.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataReadMemoryBytes::~CMICmdCmdDataReadMemoryBytes()
{
if (m_pBufferMemory != nullptr)
{
delete[] m_pBufferMemory;
m_pBufferMemory = nullptr;
}
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The parses the command line options
// arguments to extract values for each of those arguments.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataReadMemoryBytes::ParseArgs()
{
m_setCmdArgs.Add(new CMICmdArgValOptionShort(m_constStrArgByteOffset, false, true, CMICmdArgValListBase::eArgValType_Number, 1));
m_setCmdArgs.Add(new CMICmdArgValString(m_constStrArgAddrExpr, true, true, true, true));
m_setCmdArgs.Add(new CMICmdArgValNumber(m_constStrArgNumBytes, true, true));
return ParseValidateCmdOptions();
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command does work in this function.
// The command is likely to communicate with the LLDB SBDebugger in here.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Function succeeded.
// MIstatus::failure - Function failed.
// Throws: None.
//--
bool
CMICmdCmdDataReadMemoryBytes::Execute()
{
CMICMDBASE_GETOPTION(pArgThread, OptionLong, m_constStrArgThread);
CMICMDBASE_GETOPTION(pArgFrame, OptionLong, m_constStrArgFrame);
CMICMDBASE_GETOPTION(pArgAddrOffset, OptionShort, m_constStrArgByteOffset);
CMICMDBASE_GETOPTION(pArgAddrExpr, String, m_constStrArgAddrExpr);
CMICMDBASE_GETOPTION(pArgNumBytes, Number, m_constStrArgNumBytes);
// get the --thread option value
MIuint64 nThreadId = UINT64_MAX;
if (pArgThread->GetFound() && !pArgThread->GetExpectedOption<CMICmdArgValNumber, MIuint64>(nThreadId))
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_OPTION_NOT_FOUND),
m_cmdData.strMiCmd.c_str(), m_constStrArgThread.c_str()));
return MIstatus::failure;
}
// get the --frame option value
MIuint64 nFrame = UINT64_MAX;
if (pArgFrame->GetFound() && !pArgFrame->GetExpectedOption<CMICmdArgValNumber, MIuint64>(nFrame))
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_OPTION_NOT_FOUND),
m_cmdData.strMiCmd.c_str(), m_constStrArgFrame.c_str()));
return MIstatus::failure;
}
// get the -o option value
MIuint64 nAddrOffset = 0;
if (pArgAddrOffset->GetFound() && !pArgAddrOffset->GetExpectedOption<CMICmdArgValNumber, MIuint64>(nAddrOffset))
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_OPTION_NOT_FOUND),
m_cmdData.strMiCmd.c_str(), m_constStrArgByteOffset.c_str()));
return MIstatus::failure;
}
CMICmnLLDBDebugSessionInfo &rSessionInfo(CMICmnLLDBDebugSessionInfo::Instance());
lldb::SBProcess sbProcess = rSessionInfo.GetProcess();
if (!sbProcess.IsValid())
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_INVALID_PROCESS), m_cmdData.strMiCmd.c_str()));
return MIstatus::failure;
}
lldb::SBThread thread = (nThreadId != UINT64_MAX) ?
sbProcess.GetThreadByIndexID(nThreadId) : sbProcess.GetSelectedThread();
if (!thread.IsValid())
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_THREAD_INVALID), m_cmdData.strMiCmd.c_str()));
return MIstatus::failure;
}
lldb::SBFrame frame = (nFrame != UINT64_MAX) ?
thread.GetFrameAtIndex(nFrame) : thread.GetSelectedFrame();
if (!frame.IsValid())
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_FRAME_INVALID), m_cmdData.strMiCmd.c_str()));
return MIstatus::failure;
}
const CMIUtilString &rAddrExpr = pArgAddrExpr->GetValue();
lldb::SBValue addrExprValue = frame.EvaluateExpression(rAddrExpr.c_str());
lldb::SBError error = addrExprValue.GetError();
if (error.Fail())
{
SetError(error.GetCString());
return MIstatus::failure;
}
else if (!addrExprValue.IsValid())
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_EXPR_INVALID), rAddrExpr.c_str()));
return MIstatus::failure;
}
MIuint64 nAddrStart = 0;
if (!CMICmnLLDBProxySBValue::GetValueAsUnsigned(addrExprValue, nAddrStart))
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_EXPR_INVALID), rAddrExpr.c_str()));
return MIstatus::failure;
}
nAddrStart += nAddrOffset;
const MIuint64 nAddrNumBytes = pArgNumBytes->GetValue();
m_pBufferMemory = new unsigned char[nAddrNumBytes];
if (m_pBufferMemory == nullptr)
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_MEMORY_ALLOC_FAILURE), m_cmdData.strMiCmd.c_str(), nAddrNumBytes));
return MIstatus::failure;
}
const MIuint64 nReadBytes = sbProcess.ReadMemory(static_cast<lldb::addr_t>(nAddrStart), (void *)m_pBufferMemory, nAddrNumBytes, error);
if (nReadBytes != nAddrNumBytes)
{
SetError(
CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_LLDB_ERR_NOT_READ_WHOLE_BLK), m_cmdData.strMiCmd.c_str(), nAddrNumBytes, nAddrStart));
return MIstatus::failure;
}
if (error.Fail())
{
lldb::SBStream err;
const bool bOk = error.GetDescription(err);
MIunused(bOk);
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_LLDB_ERR_READ_MEM_BYTES), m_cmdData.strMiCmd.c_str(), nAddrNumBytes, nAddrStart,
err.GetData()));
return MIstatus::failure;
}
m_nAddrStart = nAddrStart;
m_nAddrNumBytesToRead = nAddrNumBytes;
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command prepares a MI Record Result
// for the work carried out in the Execute().
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataReadMemoryBytes::Acknowledge()
{
// MI: memory=[{begin=\"0x%016" PRIx64 "\",offset=\"0x%016" PRIx64" \",end=\"0x%016" PRIx64 "\",contents=\" \" }]"
const CMICmnMIValueConst miValueConst(CMIUtilString::Format("0x%016" PRIx64, m_nAddrStart));
const CMICmnMIValueResult miValueResult("begin", miValueConst);
CMICmnMIValueTuple miValueTuple(miValueResult);
const MIuint64 nAddrOffset = 0;
const CMICmnMIValueConst miValueConst2(CMIUtilString::Format("0x%016" PRIx64, nAddrOffset));
const CMICmnMIValueResult miValueResult2("offset", miValueConst2);
miValueTuple.Add(miValueResult2);
const CMICmnMIValueConst miValueConst3(CMIUtilString::Format("0x%016" PRIx64, m_nAddrStart + m_nAddrNumBytesToRead));
const CMICmnMIValueResult miValueResult3("end", miValueConst3);
miValueTuple.Add(miValueResult3);
// MI: contents=\" \"
CMIUtilString strContent;
strContent.reserve((m_nAddrNumBytesToRead << 1) + 1);
for (MIuint64 i = 0; i < m_nAddrNumBytesToRead; i++)
{
strContent += CMIUtilString::Format("%02hhx", m_pBufferMemory[i]);
}
const CMICmnMIValueConst miValueConst4(strContent);
const CMICmnMIValueResult miValueResult4("contents", miValueConst4);
miValueTuple.Add(miValueResult4);
const CMICmnMIValueList miValueList(miValueTuple);
const CMICmnMIValueResult miValueResult5("memory", miValueList);
const CMICmnMIResultRecord miRecordResult(m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Done, miValueResult5);
m_miResultRecord = miRecordResult;
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: Required by the CMICmdFactory when registering *this command. The factory
// calls this function to create an instance of *this command.
// Type: Static method.
// Args: None.
// Return: CMICmdBase * - Pointer to a new command.
// Throws: None.
//--
CMICmdBase *
CMICmdCmdDataReadMemoryBytes::CreateSelf()
{
return new CMICmdCmdDataReadMemoryBytes();
}
//---------------------------------------------------------------------------------------
//---------------------------------------------------------------------------------------
//---------------------------------------------------------------------------------------
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataReadMemory constructor.
// Type: Method.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataReadMemory::CMICmdCmdDataReadMemory()
{
// Command factory matches this name with that received from the stdin stream
m_strMiCmd = "data-read-memory";
// Required by the CMICmdFactory when registering *this command
m_pSelfCreatorFn = &CMICmdCmdDataReadMemory::CreateSelf;
}
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataReadMemory destructor.
// Type: Overrideable.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataReadMemory::~CMICmdCmdDataReadMemory()
{
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command does work in this function.
// The command is likely to communicate with the LLDB SBDebugger in here.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataReadMemory::Execute()
{
// Do nothing - command deprecated use "data-read-memory-bytes" command
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command prepares a MI Record Result
// for the work carried out in the Execute().
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataReadMemory::Acknowledge()
{
// Command CMICmdCmdSupportListFeatures sends "data-read-memory-bytes" which causes this command not to be called
const CMICmnMIValueConst miValueConst(MIRSRC(IDS_CMD_ERR_NOT_IMPLEMENTED_DEPRECATED));
const CMICmnMIValueResult miValueResult("msg", miValueConst);
const CMICmnMIResultRecord miRecordResult(m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Error, miValueResult);
m_miResultRecord = miRecordResult;
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: Required by the CMICmdFactory when registering *this command. The factory
// calls this function to create an instance of *this command.
// Type: Static method.
// Args: None.
// Return: CMICmdBase * - Pointer to a new command.
// Throws: None.
//--
CMICmdBase *
CMICmdCmdDataReadMemory::CreateSelf()
{
return new CMICmdCmdDataReadMemory();
}
//---------------------------------------------------------------------------------------
//---------------------------------------------------------------------------------------
//---------------------------------------------------------------------------------------
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataListRegisterNames constructor.
// Type: Method.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataListRegisterNames::CMICmdCmdDataListRegisterNames()
: m_constStrArgRegNo("regno")
, m_miValueList(true)
{
// Command factory matches this name with that received from the stdin stream
m_strMiCmd = "data-list-register-names";
// Required by the CMICmdFactory when registering *this command
m_pSelfCreatorFn = &CMICmdCmdDataListRegisterNames::CreateSelf;
}
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataReadMemoryBytes destructor.
// Type: Overrideable.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataListRegisterNames::~CMICmdCmdDataListRegisterNames()
{
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The parses the command line options
// arguments to extract values for each of those arguments.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataListRegisterNames::ParseArgs()
{
m_setCmdArgs.Add(new CMICmdArgValListOfN(m_constStrArgRegNo, false, false, CMICmdArgValListBase::eArgValType_Number));
return ParseValidateCmdOptions();
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command does work in this function.
// The command is likely to communicate with the LLDB SBDebugger in here.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataListRegisterNames::Execute()
{
CMICMDBASE_GETOPTION(pArgRegNo, ListOfN, m_constStrArgRegNo);
CMICmnLLDBDebugSessionInfo &rSessionInfo(CMICmnLLDBDebugSessionInfo::Instance());
lldb::SBProcess sbProcess = rSessionInfo.GetProcess();
if (!sbProcess.IsValid())
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_INVALID_PROCESS), m_cmdData.strMiCmd.c_str()));
return MIstatus::failure;
}
const CMICmdArgValListBase::VecArgObjPtr_t &rVecRegNo(pArgRegNo->GetExpectedOptions());
if (!rVecRegNo.empty())
{
// List of required registers
CMICmdArgValListBase::VecArgObjPtr_t::const_iterator it = rVecRegNo.begin();
while (it != rVecRegNo.end())
{
const CMICmdArgValNumber *pRegNo = static_cast<CMICmdArgValNumber *>(*it);
const MIuint nRegIndex = pRegNo->GetValue();
lldb::SBValue regValue = GetRegister(nRegIndex);
if (regValue.IsValid())
{
const CMICmnMIValueConst miValueConst(CMICmnLLDBUtilSBValue(regValue).GetName());
m_miValueList.Add(miValueConst);
}
// Next
++it;
}
}
else
{
// List of all registers
lldb::SBThread thread = sbProcess.GetSelectedThread();
lldb::SBFrame frame = thread.GetSelectedFrame();
lldb::SBValueList registers = frame.GetRegisters();
const MIuint nRegisters = registers.GetSize();
for (MIuint i = 0; i < nRegisters; i++)
{
lldb::SBValue value = registers.GetValueAtIndex(i);
const MIuint nRegChildren = value.GetNumChildren();
for (MIuint j = 0; j < nRegChildren; j++)
{
lldb::SBValue regValue = value.GetChildAtIndex(j);
if (regValue.IsValid())
{
const CMICmnMIValueConst miValueConst(CMICmnLLDBUtilSBValue(regValue).GetName());
m_miValueList.Add(miValueConst);
}
}
}
}
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command prepares a MI Record Result
// for the work carried out in the Execute().
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataListRegisterNames::Acknowledge()
{
const CMICmnMIValueResult miValueResult("register-names", m_miValueList);
const CMICmnMIResultRecord miRecordResult(m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Done, miValueResult);
m_miResultRecord = miRecordResult;
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: Required by the CMICmdFactory when registering *this command. The factory
// calls this function to create an instance of *this command.
// Type: Static method.
// Args: None.
// Return: CMICmdBase * - Pointer to a new command.
// Throws: None.
//--
CMICmdBase *
CMICmdCmdDataListRegisterNames::CreateSelf()
{
return new CMICmdCmdDataListRegisterNames();
}
//++ ------------------------------------------------------------------------------------
// Details: Required by the CMICmdFactory when registering *this command. The factory
// calls this function to create an instance of *this command.
// Type: Method.
// Args: None.
// Return: lldb::SBValue - LLDB SBValue object.
// Throws: None.
//--
lldb::SBValue
CMICmdCmdDataListRegisterNames::GetRegister(const MIuint vRegisterIndex) const
{
lldb::SBThread thread = CMICmnLLDBDebugSessionInfo::Instance().GetProcess().GetSelectedThread();
lldb::SBFrame frame = thread.GetSelectedFrame();
lldb::SBValueList registers = frame.GetRegisters();
const MIuint nRegisters = registers.GetSize();
MIuint nRegisterIndex(vRegisterIndex);
for (MIuint i = 0; i < nRegisters; i++)
{
lldb::SBValue value = registers.GetValueAtIndex(i);
const MIuint nRegChildren = value.GetNumChildren();
if (nRegisterIndex >= nRegChildren)
{
nRegisterIndex -= nRegChildren;
continue;
}
lldb::SBValue value2 = value.GetChildAtIndex(nRegisterIndex);
if (value2.IsValid())
{
return value2;
}
}
return lldb::SBValue();
}
//---------------------------------------------------------------------------------------
//---------------------------------------------------------------------------------------
//---------------------------------------------------------------------------------------
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataListRegisterValues constructor.
// Type: Method.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataListRegisterValues::CMICmdCmdDataListRegisterValues()
: m_constStrArgSkip("skip-unavailable")
, m_constStrArgFormat("fmt")
, m_constStrArgRegNo("regno")
, m_miValueList(true)
{
// Command factory matches this name with that received from the stdin stream
m_strMiCmd = "data-list-register-values";
// Required by the CMICmdFactory when registering *this command
m_pSelfCreatorFn = &CMICmdCmdDataListRegisterValues::CreateSelf;
}
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataListRegisterValues destructor.
// Type: Overrideable.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataListRegisterValues::~CMICmdCmdDataListRegisterValues()
{
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The parses the command line options
// arguments to extract values for each of those arguments.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataListRegisterValues::ParseArgs()
{
m_setCmdArgs.Add(new CMICmdArgValOptionLong(m_constStrArgThread, false, false, CMICmdArgValListBase::eArgValType_Number, 1));
m_setCmdArgs.Add(new CMICmdArgValOptionLong(m_constStrArgSkip, false, false));
m_setCmdArgs.Add(new CMICmdArgValString(m_constStrArgFormat, true, true));
m_setCmdArgs.Add(new CMICmdArgValListOfN(m_constStrArgRegNo, false, true, CMICmdArgValListBase::eArgValType_Number));
return ParseValidateCmdOptions();
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command does work in this function.
// The command is likely to communicate with the LLDB SBDebugger in here.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataListRegisterValues::Execute()
{
CMICMDBASE_GETOPTION(pArgFormat, String, m_constStrArgFormat);
CMICMDBASE_GETOPTION(pArgRegNo, ListOfN, m_constStrArgRegNo);
const CMIUtilString &rStrFormat(pArgFormat->GetValue());
if (rStrFormat.length() != 1)
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_INVALID_FORMAT_TYPE), m_cmdData.strMiCmd.c_str(), rStrFormat.c_str()));
return MIstatus::failure;
}
const CMICmnLLDBDebugSessionInfoVarObj::varFormat_e eFormat = CMICmnLLDBDebugSessionInfoVarObj::GetVarFormatForChar(rStrFormat[0]);
if (eFormat == CMICmnLLDBDebugSessionInfoVarObj::eVarFormat_Invalid)
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_INVALID_FORMAT_TYPE), m_cmdData.strMiCmd.c_str(), rStrFormat.c_str()));
return MIstatus::failure;
}
CMICmnLLDBDebugSessionInfo &rSessionInfo(CMICmnLLDBDebugSessionInfo::Instance());
lldb::SBProcess sbProcess = rSessionInfo.GetProcess();
if (!sbProcess.IsValid())
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_INVALID_PROCESS), m_cmdData.strMiCmd.c_str()));
return MIstatus::failure;
}
const CMICmdArgValListBase::VecArgObjPtr_t &rVecRegNo(pArgRegNo->GetExpectedOptions());
if (!rVecRegNo.empty())
{
// List of required registers
CMICmdArgValListBase::VecArgObjPtr_t::const_iterator it = rVecRegNo.begin();
while (it != rVecRegNo.end())
{
const CMICmdArgValNumber *pRegNo = static_cast<CMICmdArgValNumber *>(*it);
const MIuint nRegIndex = pRegNo->GetValue();
lldb::SBValue regValue = GetRegister(nRegIndex);
if (regValue.IsValid())
{
AddToOutput(nRegIndex, regValue, eFormat);
}
// Next
++it;
}
}
else
{
// No register numbers are provided. Output all registers.
lldb::SBThread thread = sbProcess.GetSelectedThread();
lldb::SBFrame frame = thread.GetSelectedFrame();
lldb::SBValueList registers = frame.GetRegisters();
const MIuint nRegisters = registers.GetSize();
MIuint nRegIndex = 0;
for (MIuint i = 0; i < nRegisters; i++)
{
lldb::SBValue value = registers.GetValueAtIndex(i);
const MIuint nRegChildren = value.GetNumChildren();
for (MIuint j = 0; j < nRegChildren; j++)
{
lldb::SBValue regValue = value.GetChildAtIndex(j);
if (regValue.IsValid())
{
AddToOutput(nRegIndex, regValue, eFormat);
}
// Next
++nRegIndex;
}
}
}
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command prepares a MI Record Result
// for the work carried out in the Execute().
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataListRegisterValues::Acknowledge()
{
const CMICmnMIValueResult miValueResult("register-values", m_miValueList);
const CMICmnMIResultRecord miRecordResult(m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Done, miValueResult);
m_miResultRecord = miRecordResult;
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: Required by the CMICmdFactory when registering *this command. The factory
// calls this function to create an instance of *this command.
// Type: Static method.
// Args: None.
// Return: CMICmdBase * - Pointer to a new command.
// Throws: None.
//--
CMICmdBase *
CMICmdCmdDataListRegisterValues::CreateSelf()
{
return new CMICmdCmdDataListRegisterValues();
}
//++ ------------------------------------------------------------------------------------
// Details: Required by the CMICmdFactory when registering *this command. The factory
// calls this function to create an instance of *this command.
// Type: Method.
// Args: None.
// Return: lldb::SBValue - LLDB SBValue object.
// Throws: None.
//--
lldb::SBValue
CMICmdCmdDataListRegisterValues::GetRegister(const MIuint vRegisterIndex) const
{
lldb::SBThread thread = CMICmnLLDBDebugSessionInfo::Instance().GetProcess().GetSelectedThread();
lldb::SBFrame frame = thread.GetSelectedFrame();
lldb::SBValueList registers = frame.GetRegisters();
const MIuint nRegisters = registers.GetSize();
MIuint nRegisterIndex(vRegisterIndex);
for (MIuint i = 0; i < nRegisters; i++)
{
lldb::SBValue value = registers.GetValueAtIndex(i);
const MIuint nRegChildren = value.GetNumChildren();
if (nRegisterIndex >= nRegChildren)
{
nRegisterIndex -= nRegChildren;
continue;
}
lldb::SBValue value2 = value.GetChildAtIndex(nRegisterIndex);
if (value2.IsValid())
{
return value2;
}
}
return lldb::SBValue();
}
//++ ------------------------------------------------------------------------------------
// Details: Adds the register value to the output list.
// Type: Method.
// Args: Value of the register, its index and output format.
// Return: None
// Throws: None.
//--
void
CMICmdCmdDataListRegisterValues::AddToOutput(const MIuint vnIndex, const lldb::SBValue &vrValue,
CMICmnLLDBDebugSessionInfoVarObj::varFormat_e veVarFormat)
{
const CMICmnMIValueConst miValueConst(CMIUtilString::Format("%u", vnIndex));
const CMICmnMIValueResult miValueResult("number", miValueConst);
CMICmnMIValueTuple miValueTuple(miValueResult);
const CMIUtilString strRegValue(CMICmnLLDBDebugSessionInfoVarObj::GetValueStringFormatted(vrValue, veVarFormat));
const CMICmnMIValueConst miValueConst2(strRegValue);
const CMICmnMIValueResult miValueResult2("value", miValueConst2);
miValueTuple.Add(miValueResult2);
m_miValueList.Add(miValueTuple);
}
//---------------------------------------------------------------------------------------
//---------------------------------------------------------------------------------------
//---------------------------------------------------------------------------------------
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataListRegisterChanged constructor.
// Type: Method.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataListRegisterChanged::CMICmdCmdDataListRegisterChanged()
{
// Command factory matches this name with that received from the stdin stream
m_strMiCmd = "data-list-changed-registers";
// Required by the CMICmdFactory when registering *this command
m_pSelfCreatorFn = &CMICmdCmdDataListRegisterChanged::CreateSelf;
}
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataListRegisterChanged destructor.
// Type: Overrideable.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataListRegisterChanged::~CMICmdCmdDataListRegisterChanged()
{
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command does work in this function.
// The command is likely to communicate with the LLDB SBDebugger in here.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataListRegisterChanged::Execute()
{
// Do nothing
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command prepares a MI Record Result
// for the work carried out in the Execute().
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataListRegisterChanged::Acknowledge()
{
const CMICmnMIValueConst miValueConst(MIRSRC(IDS_WORD_NOT_IMPLEMENTED));
const CMICmnMIValueResult miValueResult("msg", miValueConst);
const CMICmnMIResultRecord miRecordResult(m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Error, miValueResult);
m_miResultRecord = miRecordResult;
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: Required by the CMICmdFactory when registering *this command. The factory
// calls this function to create an instance of *this command.
// Type: Static method.
// Args: None.
// Return: CMICmdBase * - Pointer to a new command.
// Throws: None.
//--
CMICmdBase *
CMICmdCmdDataListRegisterChanged::CreateSelf()
{
return new CMICmdCmdDataListRegisterChanged();
}
//---------------------------------------------------------------------------------------
//---------------------------------------------------------------------------------------
//---------------------------------------------------------------------------------------
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataWriteMemoryBytes constructor.
// Type: Method.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataWriteMemoryBytes::CMICmdCmdDataWriteMemoryBytes()
: m_constStrArgAddr("address")
, m_constStrArgContents("contents")
, m_constStrArgCount("count")
{
// Command factory matches this name with that received from the stdin stream
m_strMiCmd = "data-write-memory-bytes";
// Required by the CMICmdFactory when registering *this command
m_pSelfCreatorFn = &CMICmdCmdDataWriteMemoryBytes::CreateSelf;
}
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataWriteMemoryBytes destructor.
// Type: Overrideable.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataWriteMemoryBytes::~CMICmdCmdDataWriteMemoryBytes()
{
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The parses the command line options
// arguments to extract values for each of those arguments.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataWriteMemoryBytes::ParseArgs()
{
m_setCmdArgs.Add(new CMICmdArgValString(m_constStrArgAddr, true, true, false, true));
m_setCmdArgs.Add(new CMICmdArgValString(m_constStrArgContents, true, true, true, true));
m_setCmdArgs.Add(new CMICmdArgValString(m_constStrArgCount, false, true, false, true));
return ParseValidateCmdOptions();
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command does work in this function.
// The command is likely to communicate with the LLDB SBDebugger in here.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataWriteMemoryBytes::Execute()
{
// Do nothing - not reproduceable (yet) in Eclipse
// CMICMDBASE_GETOPTION( pArgOffset, OptionShort, m_constStrArgOffset );
// CMICMDBASE_GETOPTION( pArgAddr, String, m_constStrArgAddr );
// CMICMDBASE_GETOPTION( pArgNumber, String, m_constStrArgNumber );
// CMICMDBASE_GETOPTION( pArgContents, String, m_constStrArgContents );
//
// Numbers extracts as string types as they could be hex numbers
// '&' is not recognised and so has to be removed
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command prepares a MI Record Result
// for the work carried out in the Execute().
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataWriteMemoryBytes::Acknowledge()
{
const CMICmnMIValueConst miValueConst(MIRSRC(IDS_WORD_NOT_IMPLEMENTED));
const CMICmnMIValueResult miValueResult("msg", miValueConst);
const CMICmnMIResultRecord miRecordResult(m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Error, miValueResult);
m_miResultRecord = miRecordResult;
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: Required by the CMICmdFactory when registering *this command. The factory
// calls this function to create an instance of *this command.
// Type: Static method.
// Args: None.
// Return: CMICmdBase * - Pointer to a new command.
// Throws: None.
//--
CMICmdBase *
CMICmdCmdDataWriteMemoryBytes::CreateSelf()
{
return new CMICmdCmdDataWriteMemoryBytes();
}
//---------------------------------------------------------------------------------------
//---------------------------------------------------------------------------------------
//---------------------------------------------------------------------------------------
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataWriteMemory constructor.
// Type: Method.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataWriteMemory::CMICmdCmdDataWriteMemory()
: m_constStrArgOffset("o")
, m_constStrArgAddr("address")
, m_constStrArgD("d")
, m_constStrArgNumber("a number")
, m_constStrArgContents("contents")
, m_nAddr(0)
, m_nCount(0)
, m_pBufferMemory(nullptr)
{
// Command factory matches this name with that received from the stdin stream
m_strMiCmd = "data-write-memory";
// Required by the CMICmdFactory when registering *this command
m_pSelfCreatorFn = &CMICmdCmdDataWriteMemory::CreateSelf;
}
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataWriteMemory destructor.
// Type: Overrideable.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataWriteMemory::~CMICmdCmdDataWriteMemory()
{
if (m_pBufferMemory != nullptr)
{
delete[] m_pBufferMemory;
m_pBufferMemory = nullptr;
}
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The parses the command line options
// arguments to extract values for each of those arguments.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataWriteMemory::ParseArgs()
{
m_setCmdArgs.Add(new CMICmdArgValOptionShort(m_constStrArgOffset, false, true, CMICmdArgValListBase::eArgValType_Number, 1));
m_setCmdArgs.Add(new CMICmdArgValNumber(m_constStrArgAddr, true, true));
m_setCmdArgs.Add(new CMICmdArgValString(m_constStrArgD, true, true));
m_setCmdArgs.Add(new CMICmdArgValNumber(m_constStrArgNumber, true, true));
m_setCmdArgs.Add(new CMICmdArgValNumber(m_constStrArgContents, true, true));
return ParseValidateCmdOptions();
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command does work in this function.
// The command is likely to communicate with the LLDB SBDebugger in here.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataWriteMemory::Execute()
{
CMICMDBASE_GETOPTION(pArgOffset, OptionShort, m_constStrArgOffset);
CMICMDBASE_GETOPTION(pArgAddr, Number, m_constStrArgAddr);
CMICMDBASE_GETOPTION(pArgNumber, Number, m_constStrArgNumber);
CMICMDBASE_GETOPTION(pArgContents, Number, m_constStrArgContents);
MIuint nAddrOffset = 0;
if (pArgOffset->GetFound() && !pArgOffset->GetExpectedOption<CMICmdArgValNumber, MIuint>(nAddrOffset))
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ARGS_ERR_VALIDATION_INVALID), m_cmdData.strMiCmd.c_str(), m_constStrArgAddr.c_str()));
return MIstatus::failure;
}
m_nAddr = pArgAddr->GetValue();
m_nCount = pArgNumber->GetValue();
const MIuint64 nValue = pArgContents->GetValue();
m_pBufferMemory = new unsigned char[m_nCount];
if (m_pBufferMemory == nullptr)
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_MEMORY_ALLOC_FAILURE), m_cmdData.strMiCmd.c_str(), m_nCount));
return MIstatus::failure;
}
*m_pBufferMemory = static_cast<char>(nValue);
CMICmnLLDBDebugSessionInfo &rSessionInfo(CMICmnLLDBDebugSessionInfo::Instance());
lldb::SBProcess sbProcess = rSessionInfo.GetProcess();
lldb::SBError error;
lldb::addr_t addr = static_cast<lldb::addr_t>(m_nAddr + nAddrOffset);
const size_t nBytesWritten = sbProcess.WriteMemory(addr, (const void *)m_pBufferMemory, (size_t)m_nCount, error);
if (nBytesWritten != static_cast<size_t>(m_nCount))
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_LLDB_ERR_NOT_WRITE_WHOLEBLK), m_cmdData.strMiCmd.c_str(), m_nCount, addr));
return MIstatus::failure;
}
if (error.Fail())
{
lldb::SBStream err;
const bool bOk = error.GetDescription(err);
MIunused(bOk);
SetError(
CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_LLDB_ERR_WRITE_MEM_BYTES), m_cmdData.strMiCmd.c_str(), m_nCount, addr, err.GetData()));
return MIstatus::failure;
}
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command prepares a MI Record Result
// for the work carried out in the Execute().
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataWriteMemory::Acknowledge()
{
const CMICmnMIResultRecord miRecordResult(m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Done);
m_miResultRecord = miRecordResult;
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: Required by the CMICmdFactory when registering *this command. The factory
// calls this function to create an instance of *this command.
// Type: Static method.
// Args: None.
// Return: CMICmdBase * - Pointer to a new command.
// Throws: None.
//--
CMICmdBase *
CMICmdCmdDataWriteMemory::CreateSelf()
{
return new CMICmdCmdDataWriteMemory();
}
//---------------------------------------------------------------------------------------
//---------------------------------------------------------------------------------------
//---------------------------------------------------------------------------------------
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataInfoLine constructor.
// Type: Method.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataInfoLine::CMICmdCmdDataInfoLine()
: m_constStrArgLocation("location")
{
// Command factory matches this name with that received from the stdin stream
m_strMiCmd = "data-info-line";
// Required by the CMICmdFactory when registering *this command
m_pSelfCreatorFn = &CMICmdCmdDataInfoLine::CreateSelf;
}
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdDataInfoLine destructor.
// Type: Overrideable.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdDataInfoLine::~CMICmdCmdDataInfoLine()
{
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The parses the command line options
// arguments to extract values for each of those arguments.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataInfoLine::ParseArgs()
{
m_setCmdArgs.Add(new CMICmdArgValString(m_constStrArgLocation, true, true));
return ParseValidateCmdOptions();
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command does work in this function.
// The command is likely to communicate with the LLDB SBDebugger in here.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataInfoLine::Execute()
{
CMICMDBASE_GETOPTION(pArgLocation, String, m_constStrArgLocation);
const CMIUtilString &strLocation(pArgLocation->GetValue());
CMIUtilString strCmdOptionsLocation;
if (strLocation.at(0) == '*')
{
// Parse argument:
// *0x12345
// ^^^^^^^ -- address
const CMIUtilString strAddress(strLocation.substr(1));
strCmdOptionsLocation = CMIUtilString::Format("--address %s", strAddress.c_str());
}
else
{
const size_t nLineStartPos = strLocation.rfind(':');
if ((nLineStartPos == std::string::npos) || (nLineStartPos == 0) || (nLineStartPos == strLocation.length() - 1))
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_INVALID_LOCATION_FORMAT), m_cmdData.strMiCmd.c_str(), strLocation.c_str())
.c_str());
return MIstatus::failure;
}
// Parse argument:
// hello.cpp:5
// ^^^^^^^^^ -- file
// ^ -- line
const CMIUtilString strFile(strLocation.substr(0, nLineStartPos));
const CMIUtilString strLine(strLocation.substr(nLineStartPos + 1));
strCmdOptionsLocation = CMIUtilString::Format("--file \"%s\" --line %s", strFile.AddSlashes().c_str(), strLine.c_str());
}
const CMIUtilString strCmd(CMIUtilString::Format("target modules lookup -v %s", strCmdOptionsLocation.c_str()));
CMICmnLLDBDebugSessionInfo &rSessionInfo(CMICmnLLDBDebugSessionInfo::Instance());
const lldb::ReturnStatus rtn = rSessionInfo.GetDebugger().GetCommandInterpreter().HandleCommand(strCmd.c_str(), m_lldbResult);
MIunused(rtn);
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: Helper function for parsing a line entry returned from lldb for the command:
// target modules lookup -v <location>
// where the line entry is of the format:
// LineEntry: \[0x0000000100000f37-0x0000000100000f45\): /path/file:3[:1]
// start end file line column(opt)
// Args: input - (R) Input string to parse.
// start - (W) String representing the start address.
// end - (W) String representing the end address.
// file - (W) String representing the file.
// line - (W) String representing the line.
// Return: bool - True = input was parsed successfully, false = input could not be parsed.
// Throws: None.
//--
static bool
ParseLLDBLineEntry(const char *input, CMIUtilString &start, CMIUtilString &end,
CMIUtilString &file, CMIUtilString &line)
{
// Note: Ambiguities arise because the column is optional, and
// because : can appear in filenames or as a byte in a multibyte
// UTF8 character. We keep those cases to a minimum by using regex
// to work on the string from both the left and right, so that what
// is remains is assumed to be the filename.
// Match LineEntry using regex.
static MIUtilParse::CRegexParser g_lineentry_nocol_regex(
"^ *LineEntry: \\[(0x[0-9a-fA-F]+)-(0x[0-9a-fA-F]+)\\): (.+):([0-9]+)$");
static MIUtilParse::CRegexParser g_lineentry_col_regex(
"^ *LineEntry: \\[(0x[0-9a-fA-F]+)-(0x[0-9a-fA-F]+)\\): (.+):([0-9]+):[0-9]+$");
// ^1=start ^2=end ^3=f ^4=line ^5=:col(opt)
MIUtilParse::CRegexParser::Match match(6);
// First try matching the LineEntry with the column,
// then try without the column.
const bool ok = g_lineentry_col_regex.Execute(input, match) ||
g_lineentry_nocol_regex.Execute(input, match);
if (ok)
{
start = match.GetMatchAtIndex(1);
end = match.GetMatchAtIndex(2);
file = match.GetMatchAtIndex(3);
line = match.GetMatchAtIndex(4);
}
return ok;
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command prepares a MI Record Result
// for the work carried out in the Execute().
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdDataInfoLine::Acknowledge()
{
if (m_lldbResult.GetErrorSize() > 0)
{
const CMICmnMIValueConst miValueConst(m_lldbResult.GetError());
const CMICmnMIValueResult miValueResult("msg", miValueConst);
const CMICmnMIResultRecord miRecordResult(m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Error, miValueResult);
m_miResultRecord = miRecordResult;
return MIstatus::success;
}
else if (m_lldbResult.GetOutputSize() > 0)
{
CMIUtilString::VecString_t vecLines;
const CMIUtilString strLldbMsg(m_lldbResult.GetOutput());
const MIuint nLines(strLldbMsg.SplitLines(vecLines));
for (MIuint i = 0; i < nLines; ++i)
{
// String looks like:
// LineEntry: \[0x0000000100000f37-0x0000000100000f45\): /path/to/file:3[:1]
const CMIUtilString &rLine(vecLines[i]);
CMIUtilString strStart;
CMIUtilString strEnd;
CMIUtilString strFile;
CMIUtilString strLine;
if (!ParseLLDBLineEntry(rLine.c_str(), strStart, strEnd, strFile, strLine))
continue;
const CMICmnMIValueConst miValueConst(strStart);
const CMICmnMIValueResult miValueResult("start", miValueConst);
CMICmnMIResultRecord miRecordResult(m_cmdData.strMiCmdToken,
CMICmnMIResultRecord::eResultClass_Done,
miValueResult);
const CMICmnMIValueConst miValueConst2(strEnd);
const CMICmnMIValueResult miValueResult2("end", miValueConst2);
miRecordResult.Add(miValueResult2);
const CMICmnMIValueConst miValueConst3(strFile);
const CMICmnMIValueResult miValueResult3("file", miValueConst3);
miRecordResult.Add(miValueResult3);
const CMICmnMIValueConst miValueConst4(strLine);
const CMICmnMIValueResult miValueResult4("line", miValueConst4);
miRecordResult.Add(miValueResult4);
// MI print "%s^done,start=\"%d\",end=\"%d\"",file=\"%s\",line=\"%d\"
m_miResultRecord = miRecordResult;
return MIstatus::success;
}
}
// MI print "%s^error,msg=\"Command '-data-info-line'. Error: The LineEntry is absent or has an unknown format.\""
const CMICmnMIValueConst miValueConst(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_SOME_ERROR), m_cmdData.strMiCmd.c_str(), "The LineEntry is absent or has an unknown format."));
const CMICmnMIValueResult miValueResult("msg", miValueConst);
const CMICmnMIResultRecord miRecordResult(m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Error, miValueResult);
m_miResultRecord = miRecordResult;
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: Required by the CMICmdFactory when registering *this command. The factory
// calls this function to create an instance of *this command.
// Type: Static method.
// Args: None.
// Return: CMICmdBase * - Pointer to a new command.
// Throws: None.
//--
CMICmdBase *
CMICmdCmdDataInfoLine::CreateSelf()
{
return new CMICmdCmdDataInfoLine();
}
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