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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 "lldb/API/SBCommandInterpreter.h"
#include "lldb/API/SBInstruction.h"
#include "lldb/API/SBInstructionList.h"
#include "lldb/API/SBStream.h"
#include "lldb/API/SBThread.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/Regex.h"
#include <inttypes.h> // For PRIx64
// In-house headers:
#include "MICmdArgValConsume.h"
#include "MICmdArgValListOfN.h"
#include "MICmdArgValNumber.h"
#include "MICmdArgValOptionLong.h"
#include "MICmdArgValOptionShort.h"
#include "MICmdArgValString.h"
#include "MICmdArgValThreadGrp.h"
#include "MICmdCmdData.h"
#include "MICmnLLDBDebugSessionInfo.h"
#include "MICmnLLDBDebugSessionInfoVarObj.h"
#include "MICmnLLDBDebugger.h"
#include "MICmnLLDBProxySBValue.h"
#include "MICmnLLDBUtilSBValue.h"
#include "MICmnMIResultRecord.h"
#include "MICmnMIValueConst.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 llvm::Regex g_lineentry_nocol_regex(llvm::StringRef(
"^ *LineEntry: \\[(0x[0-9a-fA-F]+)-(0x[0-9a-fA-F]+)\\): (.+):([0-9]+)$"));
static llvm::Regex g_lineentry_col_regex(
llvm::StringRef("^ *LineEntry: \\[(0x[0-9a-fA-F]+)-(0x[0-9a-fA-F]+)\\): "
"(.+):([0-9]+):[0-9]+$"));
// ^1=start ^2=end ^3=f
// ^4=line ^5=:col(opt)
llvm::SmallVector<llvm::StringRef, 6> match;
// First try matching the LineEntry with the column,
// then try without the column.
const bool ok = g_lineentry_col_regex.match(input, &match) ||
g_lineentry_nocol_regex.match(input, &match);
if (ok) {
start = match[1];
end = match[2];
file = match[3];
line = match[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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