mirror of https://github.com/tongzx/nt5src
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
450 lines
11 KiB
450 lines
11 KiB
/*+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
|
|
Copyright (c) 1989-2000 Microsoft Corporation
|
|
|
|
Module Name:
|
|
|
|
header.cxx
|
|
|
|
Abstract:
|
|
|
|
Generates header file.
|
|
|
|
Notes:
|
|
|
|
|
|
History:
|
|
|
|
|
|
----------------------------------------------------------------------------*/
|
|
|
|
/****************************************************************************
|
|
* include files
|
|
***************************************************************************/
|
|
#include "becls.hxx"
|
|
#pragma hdrstop
|
|
#include "buffer.hxx"
|
|
|
|
/****************************************************************************
|
|
* local definitions
|
|
***************************************************************************/
|
|
|
|
|
|
/****************************************************************************
|
|
* externs
|
|
***************************************************************************/
|
|
extern CMD_ARG * pCommand;
|
|
|
|
|
|
CG_STATUS
|
|
CG_OBJECT_INTERFACE::GenHeader(
|
|
CCB * pCCB )
|
|
/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
|
|
|
|
Routine Description:
|
|
|
|
Generate interface header file.
|
|
|
|
Arguments:
|
|
|
|
pCCB - a pointer to the code generation control block.
|
|
|
|
Return Value:
|
|
|
|
CG_OK if all is well, error otherwise.
|
|
|
|
Notes: The interface header file has the following structure:
|
|
Forward declaration
|
|
TypeDeclarations
|
|
#if defined(__cplusplus) && !defined(CINTERFACE)
|
|
CPlusPlusLanguageBinding
|
|
#else
|
|
CLanguageBinding
|
|
#endif
|
|
|
|
----------------------------------------------------------------------------*/
|
|
{
|
|
node_interface * pInterface = (node_interface *) GetType();
|
|
ISTREAM * pStream = pCCB->GetStream();
|
|
char * pName = pInterface->GetSymName();
|
|
|
|
if (!pInterface->PrintedDef())
|
|
{
|
|
//Initialize the CCB for this interface.
|
|
InitializeCCB(pCCB);
|
|
|
|
// put out the interface guards
|
|
pStream->Write("\n#ifndef __");
|
|
pStream->Write( pName );
|
|
pStream->Write( "_INTERFACE_DEFINED__\n" );
|
|
|
|
pStream->Write( "#define __");
|
|
pStream->Write( pName );
|
|
pStream->Write( "_INTERFACE_DEFINED__\n" );
|
|
|
|
// Print out the declarations of the types
|
|
pStream->NewLine();
|
|
pInterface->PrintType( PRT_INTERFACE | PRT_OMIT_PROTOTYPE, pStream, 0);
|
|
Out_IID(pCCB);
|
|
|
|
// print out the vtable/class definitions
|
|
pStream->NewLine();
|
|
pStream->Write("#if defined(__cplusplus) && !defined(CINTERFACE)");
|
|
|
|
pStream->IndentInc();
|
|
CPlusPlusLanguageBinding(pCCB);
|
|
pStream->IndentDec();
|
|
|
|
pStream->NewLine();
|
|
pStream->Write("#else \t/* C style interface */");
|
|
|
|
pStream->IndentInc();
|
|
CLanguageBinding(pCCB);
|
|
pStream->IndentDec();
|
|
|
|
// print out the C Macros
|
|
CLanguageMacros( pCCB );
|
|
pStream->NewLine( 2 );
|
|
|
|
pStream->Write("#endif \t/* C style interface */");
|
|
pStream->NewLine( 2 );
|
|
|
|
// print out the prototypes for the proxy and stub routines
|
|
|
|
ProxyPrototypes(pCCB);
|
|
pStream->NewLine();
|
|
|
|
// put out the trailing interface guard
|
|
pStream->Write( "\n#endif \t/* __");
|
|
pStream->Write( pName );
|
|
pStream->Write( "_INTERFACE_DEFINED__ */\n" );
|
|
|
|
pStream->NewLine();
|
|
pInterface->SetPrintedDef();
|
|
}
|
|
return CG_OK;
|
|
}
|
|
|
|
|
|
CG_STATUS
|
|
CG_OBJECT_INTERFACE::CPlusPlusLanguageBinding(CCB *pCCB)
|
|
{
|
|
ISTREAM *pStream = pCCB->GetStream();
|
|
char *pName;
|
|
|
|
pStream->NewLine();
|
|
pName = GetType()->GetSymName();
|
|
MIDL_ASSERT (pName != (char *)0);
|
|
|
|
pStream->NewLine();
|
|
|
|
// put out the declspec for the uuid
|
|
if ( pCommand->GetMSCVer() >= 1100 )
|
|
{
|
|
pStream->Write("MIDL_INTERFACE(\"");
|
|
pStream->Write(GuidStrs.str1);
|
|
pStream->Write('-');
|
|
pStream->Write(GuidStrs.str2);
|
|
pStream->Write('-');
|
|
pStream->Write(GuidStrs.str3);
|
|
pStream->Write('-');
|
|
pStream->Write(GuidStrs.str4);
|
|
pStream->Write('-');
|
|
pStream->Write(GuidStrs.str5);
|
|
pStream->Write("\")");
|
|
}
|
|
else
|
|
{
|
|
pStream->Write(" struct ");
|
|
}
|
|
|
|
pStream->NewLine();
|
|
pStream->Write(pName);
|
|
|
|
CG_OBJECT_INTERFACE* pBaseCG = (CG_OBJECT_INTERFACE*) GetBaseInterfaceCG();
|
|
//Check if this interface was derived from a base interface.
|
|
if(pBaseCG)
|
|
{
|
|
pStream->Write(" : public ");
|
|
pStream->Write(pBaseCG->GetType()->GetSymName());
|
|
}
|
|
|
|
pStream->NewLine();
|
|
pStream->Write('{');
|
|
pStream->NewLine();
|
|
pStream->Write("public:");
|
|
pStream->IndentInc();
|
|
|
|
// REVIEW: BEGIN/END_INTERFACE were only need for PowerMac. Maybe we
|
|
// should stop emitting them? -- MikeW 26-Jul-99
|
|
|
|
if( ! pBaseCG )
|
|
{
|
|
pStream->NewLine();
|
|
pStream->Write("BEGIN_INTERFACE");
|
|
}
|
|
|
|
PrintMemberFunctions( pStream, TRUE );
|
|
|
|
if( ! pBaseCG )
|
|
{
|
|
pStream->NewLine();
|
|
pStream->Write("END_INTERFACE");
|
|
}
|
|
|
|
pStream->IndentDec();
|
|
pStream->NewLine();
|
|
pStream->Write("};");
|
|
pStream->NewLine();
|
|
|
|
return CG_OK;
|
|
}
|
|
|
|
STATUS_T
|
|
CG_OBJECT_INTERFACE::PrintMemberFunctions(
|
|
ISTREAM * pStream,
|
|
BOOL fAbstract)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This routine prints C++ function prototypes for the interface member functions.
|
|
We assume that all of the procedure nodes are pure virtual functions.
|
|
|
|
Arguments:
|
|
|
|
pStream - Specifies the output stream.
|
|
fAbstract - Specifies whether the methods should be abstract ( = 0 ).
|
|
|
|
--*/
|
|
{
|
|
CG_OBJECT_PROC * pProc = (CG_OBJECT_PROC *) GetChild();
|
|
|
|
MIDL_ASSERT (GetType()->GetSymName() != (char *)0);
|
|
|
|
while( pProc )
|
|
{
|
|
if ( !pProc->SupressHeader() )
|
|
{
|
|
node_skl* pN = pProc->GetType();
|
|
|
|
//Assume this is a pure virtual function.
|
|
// use the call_as form, if any
|
|
pStream->NewLine();
|
|
pStream->Write("virtual ");
|
|
pN->PrintType( PRT_PROTOTYPE | PRT_CALL_AS | PRT_FORCE_CALL_CONV | PRT_CPP_PROTOTYPE,
|
|
pStream,
|
|
0 );
|
|
if ( fAbstract)
|
|
pStream->Write(" = 0;");
|
|
else
|
|
pStream->Write(";");
|
|
pStream->NewLine();
|
|
}
|
|
|
|
pProc = (CG_OBJECT_PROC *) pProc->GetSibling();
|
|
}
|
|
return STATUS_OK;
|
|
}
|
|
|
|
|
|
CG_STATUS
|
|
CG_OBJECT_PROC::PrintVtableEntry(
|
|
CCB * pCCB)
|
|
{
|
|
ISTREAM * pStream = pCCB->GetStream();
|
|
node_id * pTempID;
|
|
char * pName = GetType()->GetSymName();
|
|
|
|
if (SupressHeader())
|
|
{
|
|
return CG_OK;
|
|
}
|
|
|
|
if ( GetCallAsName() )
|
|
{
|
|
pName = GetCallAsName();
|
|
}
|
|
|
|
pTempID = MakePtrIDNode( pName, GetType() );
|
|
|
|
pStream->NewLine();
|
|
pTempID->PrintType( PRT_PROC_PTR_PROTOTYPE | PRT_THIS_POINTER | PRT_CALL_AS | PRT_FORCE_CALL_CONV,
|
|
pStream,
|
|
NULL ,
|
|
pCCB->GetInterfaceCG()->GetType() );
|
|
|
|
return CG_OK;
|
|
}
|
|
|
|
|
|
CG_STATUS
|
|
CG_OBJECT_INTERFACE::CLanguageBinding(CCB *pCCB)
|
|
{
|
|
#ifndef DISABLE_C_OUTPUT
|
|
ISTREAM * pStream = pCCB->GetStream();
|
|
char * pName = pCCB->GetInterfaceName();
|
|
|
|
pStream->NewLine( 2 );
|
|
pStream->Write("typedef struct ");
|
|
pStream->Write(pName);
|
|
pStream->Write("Vtbl");
|
|
pStream->NewLine();
|
|
pStream->Write('{');
|
|
|
|
|
|
pStream->IndentInc();
|
|
pStream->NewLine();
|
|
|
|
// REVIEW: BEGIN/END_INTERFACE were only need for PowerMac. Maybe we
|
|
// should stop emitting them? -- MikeW 26-Jul-99
|
|
|
|
pStream->Write("BEGIN_INTERFACE");
|
|
pStream->NewLine();
|
|
|
|
// Now the regular entries.
|
|
|
|
PrintVtableEntries( pCCB );
|
|
|
|
// This is a match for the other macro.
|
|
|
|
pStream->NewLine();
|
|
pStream->Write("END_INTERFACE");
|
|
|
|
pStream->IndentDec();
|
|
pStream->NewLine();
|
|
|
|
pStream->Write("} ");
|
|
pStream->Write(pName);
|
|
pStream->Write("Vtbl;");
|
|
pStream->NewLine( 2 );
|
|
pStream->Write("interface ");
|
|
pStream->Write(pName);
|
|
pStream->NewLine();
|
|
pStream->Write('{');
|
|
pStream->IndentInc();
|
|
pStream->NewLine();
|
|
pStream->Write("CONST_VTBL struct ");
|
|
pStream->Write(pName);
|
|
pStream->Write("Vtbl *lpVtbl;");
|
|
pStream->IndentDec();
|
|
pStream->NewLine();
|
|
pStream->Write("};");
|
|
pStream->NewLine( 2 );
|
|
#endif
|
|
return CG_OK;
|
|
}
|
|
|
|
|
|
|
|
CG_STATUS
|
|
CG_OBJECT_INTERFACE::ProxyPrototypes(CCB *pCCB)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This routine generates function prototypes for the interface proxy.
|
|
For each procedure, we generate a proxy prototype and a
|
|
stub prototype.
|
|
|
|
Arguments:
|
|
|
|
pCCB - a pointer to the code generation control block.
|
|
|
|
Return Value:
|
|
|
|
CG_OK if all is well, error otherwise.
|
|
|
|
--*/
|
|
{
|
|
ISTREAM * pStream = pCCB->GetStream();
|
|
CG_OBJECT_PROC * pProcCG = 0;
|
|
char * pszName;
|
|
CG_ITERATOR I;
|
|
|
|
pszName = GetType()->GetSymName();
|
|
MIDL_ASSERT (pszName != (char *)0);
|
|
|
|
GetMembers( I );
|
|
while( ITERATOR_GETNEXT( I, pProcCG ) )
|
|
{
|
|
if (!pProcCG->SupressHeader())
|
|
{
|
|
//print proxy function prototype
|
|
pStream->NewLine();
|
|
pProcCG->Out_ProxyFunctionPrototype(pCCB,
|
|
PRT_TRAILING_SEMI );
|
|
|
|
//print stub function prototype
|
|
pStream->NewLine();
|
|
pProcCG->Out_StubFunctionPrototype( pCCB );
|
|
pStream->Write(';');
|
|
|
|
pStream->NewLine();
|
|
}
|
|
}
|
|
pStream->NewLine();
|
|
|
|
return CG_OK;
|
|
}
|
|
|
|
|
|
CG_STATUS
|
|
CG_OBJECT_INTERFACE::PrintCMacros(CCB *pCCB)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This routine generates C macros for an interface
|
|
|
|
Arguments:
|
|
|
|
pCCB - a pointer to the code generation control block.
|
|
|
|
Return Value:
|
|
|
|
CG_OK if all is well, error otherwise.
|
|
|
|
--*/
|
|
{
|
|
#ifndef DISABLE_C_OUTPUT
|
|
ISTREAM * pStream = pCCB->GetStream();
|
|
CG_OBJECT_PROC * pProcCG = 0;
|
|
CG_ITERATOR I;
|
|
|
|
// print inherited methods ( with our current ccb intf name )
|
|
if ( GetBaseInterfaceCG() )
|
|
((CG_OBJECT_INTERFACE *)GetBaseInterfaceCG())->PrintCMacros( pCCB );
|
|
|
|
GetMembers( I );
|
|
while( ITERATOR_GETNEXT( I, pProcCG ) )
|
|
{
|
|
//print proxy function prototype
|
|
pStream->NewLine();
|
|
pProcCG->GenCMacro(pCCB);
|
|
|
|
}
|
|
pStream->NewLine();
|
|
#endif
|
|
return CG_OK;
|
|
}
|
|
|
|
|
|
CG_STATUS
|
|
CG_OBJECT_INTERFACE::CLanguageMacros(CCB *pCCB)
|
|
{
|
|
#ifndef DISABLE_C_OUTPUT
|
|
ISTREAM * pStream = pCCB->GetStream();
|
|
|
|
pStream->NewLine( 2 );
|
|
pStream->Write("#ifdef COBJMACROS");
|
|
pStream->NewLine();
|
|
|
|
PrintCMacros( pCCB );
|
|
|
|
pStream->NewLine();
|
|
pStream->Write("#endif /* COBJMACROS */");
|
|
pStream->NewLine();
|
|
#endif
|
|
return CG_OK;
|
|
}
|
|
|