| //===-- MICmdCmdGdbInfo.cpp ------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| //++ |
| // File: MICmdCmdGdbInfo.cpp |
| // |
| // Overview: CMICmdCmdGdbInfo implementation. |
| // |
| // Environment: Compilers: Visual C++ 12. |
| // gcc (Ubuntu/Linaro 4.8.1-10ubuntu9) 4.8.1 |
| // Libraries: See MIReadmetxt. |
| // |
| // Copyright: None. |
| //-- |
| |
| // Third party headers: |
| #include <lldb/API/SBCommandReturnObject.h> |
| |
| // In-house headers: |
| #include "MICmdCmdGdbInfo.h" |
| #include "MICmnMIResultRecord.h" |
| #include "MICmnMIValueConst.h" |
| #include "MICmdArgContext.h" |
| #include "MICmdArgValString.h" |
| #include "MICmnStreamStdout.h" |
| #include "MICmnLLDBDebugSessionInfo.h" |
| |
| // Instantiations: |
| const CMICmdCmdGdbInfo::MapPrintFnNameToPrintFn_t CMICmdCmdGdbInfo::ms_mapPrintFnNameToPrintFn = |
| { |
| { "sharedlibrary", &CMICmdCmdGdbInfo::PrintFnSharedLibrary } |
| }; |
| |
| //++ ------------------------------------------------------------------------------------ |
| // Details: CMICmdCmdGdbInfo constructor. |
| // Type: Method. |
| // Args: None. |
| // Return: None. |
| // Throws: None. |
| //-- |
| CMICmdCmdGdbInfo::CMICmdCmdGdbInfo( void ) |
| : m_constStrArgNamedPrint( "print" ) |
| , m_bPrintFnRecognised( true ) |
| , m_bPrintFnSuccessful( false ) |
| , m_strPrintFnError( MIRSRC( IDS_WORD_ERR_MSG_NOT_IMPLEMENTED_BRKTS ) ) |
| { |
| // Command factory matches this name with that received from the stdin stream |
| m_strMiCmd = "info"; |
| |
| // Required by the CMICmdFactory when registering *this command |
| m_pSelfCreatorFn = &CMICmdCmdGdbInfo::CreateSelf; |
| } |
| |
| //++ ------------------------------------------------------------------------------------ |
| // Details: CMICmdCmdGdbInfo destructor. |
| // Type: Overrideable. |
| // Args: None. |
| // Return: None. |
| // Throws: None. |
| //-- |
| CMICmdCmdGdbInfo::~CMICmdCmdGdbInfo( void ) |
| { |
| } |
| |
| //++ ------------------------------------------------------------------------------------ |
| // 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 CMICmdCmdGdbInfo::ParseArgs( void ) |
| { |
| bool bOk = m_setCmdArgs.Add( *(new CMICmdArgValString( m_constStrArgNamedPrint, true, true ) ) ); |
| CMICmdArgContext argCntxt( m_cmdData.strMiCmdOption ); |
| if( bOk && !m_setCmdArgs.Validate( m_cmdData.strMiCmd, argCntxt ) ) |
| { |
| SetError( CMIUtilString::Format( MIRSRC( IDS_CMD_ERR_ARGS ), m_cmdData.strMiCmd.c_str(), m_setCmdArgs.GetErrorDescription().c_str() ) ); |
| return MIstatus::failure; |
| } |
| |
| return bOk; |
| } |
| |
| //++ ------------------------------------------------------------------------------------ |
| // 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 CMICmdCmdGdbInfo::Execute( void ) |
| { |
| CMICMDBASE_GETOPTION( pArgPrint, String, m_constStrArgNamedPrint ); |
| const CMIUtilString & rPrintRequest( pArgPrint->GetValue() ); |
| |
| FnPrintPtr pPrintRequestFn = nullptr; |
| if( !GetPrintFn( rPrintRequest, pPrintRequestFn ) ) |
| { |
| m_strPrintFnName = rPrintRequest; |
| m_bPrintFnRecognised = false; |
| return MIstatus::success; |
| } |
| |
| m_bPrintFnSuccessful = (this->*(pPrintRequestFn))(); |
| |
| 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 CMICmdCmdGdbInfo::Acknowledge( void ) |
| { |
| if( !m_bPrintFnRecognised ) |
| { |
| const CMICmnMIValueConst miValueConst( CMIUtilString::Format( MIRSRC( IDS_CMD_ERR_INFO_PRINTFN_NOT_FOUND ), m_strPrintFnName.c_str() ) ); |
| const CMICmnMIValueResult miValueResult( "msg", miValueConst ); |
| const CMICmnMIResultRecord miRecordResult( m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Error, miValueResult ); |
| m_miResultRecord = miRecordResult; |
| return MIstatus::success; |
| } |
| |
| if( m_bPrintFnSuccessful ) |
| { |
| const CMICmnMIResultRecord miRecordResult( m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Done ); |
| m_miResultRecord = miRecordResult; |
| return MIstatus::success; |
| } |
| |
| const CMICmnMIValueConst miValueConst( CMIUtilString::Format( MIRSRC( IDS_CMD_ERR_INFO_PRINTFN_FAILED ), m_strPrintFnError.c_str() ) ); |
| 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 * CMICmdCmdGdbInfo::CreateSelf( void ) |
| { |
| return new CMICmdCmdGdbInfo(); |
| } |
| |
| //++ ------------------------------------------------------------------------------------ |
| // Details: Retrieve the print function's pointer for the matching print request. |
| // Type: Method. |
| // Args: vrPrintFnName - (R) The info requested. |
| // vrwpFn - (W) The print function's pointer of the function to carry out |
| // Return: bool - True = Print request is implemented, false = not found. |
| // Throws: None. |
| //-- |
| bool CMICmdCmdGdbInfo::GetPrintFn( const CMIUtilString & vrPrintFnName, FnPrintPtr & vrwpFn ) const |
| { |
| vrwpFn = nullptr; |
| |
| const MapPrintFnNameToPrintFn_t::const_iterator it = ms_mapPrintFnNameToPrintFn.find( vrPrintFnName ); |
| if( it != ms_mapPrintFnNameToPrintFn.end() ) |
| { |
| vrwpFn = (*it).second; |
| return true; |
| } |
| |
| return false; |
| } |
| |
| //++ ------------------------------------------------------------------------------------ |
| // Details: Carry out work to complete the request to prepare and send back information |
| // asked for. |
| // Type: Method. |
| // Args: None. |
| // Return: MIstatus::success - Functional succeeded. |
| // MIstatus::failure - Functional failed. |
| // Throws: None. |
| //-- |
| bool CMICmdCmdGdbInfo::PrintFnSharedLibrary( void ) |
| { |
| CMICmnStreamStdout & rStdout = CMICmnStreamStdout::Instance(); |
| bool bOk = rStdout.TextToStdout( "~\"From To Syms Read Shared Object Library\"" ); |
| |
| CMICmnLLDBDebugSessionInfo & rSessionInfo( CMICmnLLDBDebugSessionInfo::Instance() ); |
| lldb::SBTarget & rTarget = rSessionInfo.m_lldbTarget; |
| const MIuint nModules = rTarget.GetNumModules(); |
| for( MIuint i = 0; bOk && (i < nModules); i++ ) |
| { |
| lldb::SBModule module = rTarget.GetModuleAtIndex( i ); |
| if( module.IsValid() ) |
| { |
| const CMIUtilString strModuleFilePath( module.GetFileSpec().GetDirectory() ); |
| const CMIUtilString strModuleFileName( module.GetFileSpec().GetFilename() ); |
| const CMIUtilString strModuleFullPath( CMIUtilString::Format( "%s/%s", strModuleFilePath.c_str(), strModuleFileName.c_str() ) ); |
| const CMIUtilString strHasSymbols = (module.GetNumSymbols() > 0) ? "Yes" : "No"; |
| lldb::addr_t addrLoadS = 0xffffffff; |
| lldb::addr_t addrLoadSize = 0; |
| bool bHaveAddrLoad = false; |
| const MIuint nSections = module.GetNumSections(); |
| for( MIuint j = 0; j < nSections; j++ ) |
| { |
| lldb::SBSection section = module.GetSectionAtIndex( j ); |
| lldb::addr_t addrLoad = section.GetLoadAddress( rTarget ); |
| if( addrLoad != (lldb::addr_t) -1 ) |
| { |
| if( !bHaveAddrLoad ) |
| { |
| bHaveAddrLoad = true; |
| addrLoadS = addrLoad; |
| } |
| |
| addrLoadSize += section.GetByteSize(); |
| } |
| } |
| bOk = bOk && rStdout.TextToStdout( CMIUtilString::Format( "~\"0x%08x\t0x%08x\t%s\t\t%s\"", addrLoadS, addrLoadS + addrLoadSize, strHasSymbols.c_str(), strModuleFullPath.c_str() ) ); |
| } |
| } |
| |
| return bOk; |
| } |