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- /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1/GPL 2.0/LGPL 2.1
- *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- * http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
- *
- * The Original Code is mozilla.org code.
- *
- * The Initial Developer of the Original Code is
- * Netscape Communications Corporation.
- * Portions created by the Initial Developer are Copyright (C) 1999
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either of the GNU General Public License Version 2 or later (the "GPL"),
- * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- * in which case the provisions of the GPL or the LGPL are applicable instead
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the MPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the MPL, the GPL or the LGPL.
- *
- * ***** END LICENSE BLOCK ***** */
-
- /* XPTI_PUBLIC_API and XPTI_GetInterfaceInfoManager declarations. */
-
- #ifndef xptiinfo_h___
- #define xptiinfo_h___
-
- #include "prtypes.h"
- #include "xpt_struct.h"
-
- /*
- * The linkage of XPTI API functions differs depending on whether the file is
- * used within the XPTI library or not. Any source file within the XPTI
- * library should define EXPORT_XPTI_API whereas any client of the library
- * should not.
- */
- #ifdef EXPORT_XPTI_API
- #define XPTI_PUBLIC_API(t) PR_IMPLEMENT(t)
- #define XPTI_PUBLIC_DATA(t) PR_IMPLEMENT_DATA(t)
- #ifdef _WIN32
- # define XPTI_EXPORT __declspec(dllexport)
- #else
- # define XPTI_EXPORT
- #endif
- #else
- #ifdef _WIN32
- # define XPTI_PUBLIC_API(t) __declspec(dllimport) t
- # define XPTI_PUBLIC_DATA(t) __declspec(dllimport) t
- # define XPTI_EXPORT __declspec(dllimport)
- #else
- # define XPTI_PUBLIC_API(t) PR_IMPLEMENT(t)
- # define XPTI_PUBLIC_DATA(t) t
- # define XPTI_EXPORT
- #endif
- #endif
- #define XPTI_FRIEND_API(t) XPTI_PUBLIC_API(t)
- #define XPTI_FRIEND_DATA(t) XPTI_PUBLIC_DATA(t)
-
- class nsIInterfaceInfoManager;
- PR_BEGIN_EXTERN_C
- // Even if this is a service, it is cool to provide a direct accessor
- XPTI_PUBLIC_API(nsIInterfaceInfoManager*)
- XPTI_GetInterfaceInfoManager();
-
- // Even if this is a service, it is cool to provide a direct accessor
- XPTI_PUBLIC_API(void)
- XPTI_FreeInterfaceInfoManager();
- PR_END_EXTERN_C
-
-
-
- // Flyweight wrapper classes for xpt_struct.h structs.
- // Everything here is dependent upon - and sensitive to changes in -
- // xpcom/typelib/xpt/public/xpt_struct.h!
-
- class nsXPTType : public XPTTypeDescriptorPrefix
- {
- // NO DATA - this a flyweight wrapper
- public:
- nsXPTType()
- {} // random contents
- nsXPTType(const XPTTypeDescriptorPrefix& prefix)
- {*(XPTTypeDescriptorPrefix*)this = prefix;}
-
- nsXPTType(const uint8& prefix)
- {*(uint8*)this = prefix;}
-
- nsXPTType& operator=(uint8 val)
- {flags = val; return *this;}
-
- nsXPTType& operator=(const nsXPTType& other)
- {flags = other.flags; return *this;}
-
- operator uint8() const
- {return flags;}
-
- PRBool IsPointer() const
- {return 0 != (XPT_TDP_IS_POINTER(flags));}
-
- PRBool IsUniquePointer() const
- {return 0 != (XPT_TDP_IS_UNIQUE_POINTER(flags));}
-
- PRBool IsReference() const
- {return 0 != (XPT_TDP_IS_REFERENCE(flags));}
-
- PRBool IsArithmetic() const // terminology from Harbison/Steele
- {return flags <= T_WCHAR;}
-
- PRBool IsInterfacePointer() const
- { switch (TagPart()) {
- default:
- return PR_FALSE;
- case T_INTERFACE:
- case T_INTERFACE_IS:
- return PR_TRUE;
- }
- }
-
- PRBool IsArray() const
- {return (PRBool) TagPart() == T_ARRAY;}
-
- // 'Dependent' means that params of this type are dependent upon other
- // params. e.g. an T_INTERFACE_IS is dependent upon some other param at
- // runtime to say what the interface type of this param really is.
- PRBool IsDependent() const
- { switch (TagPart()) {
- default:
- return PR_FALSE;
- case T_INTERFACE_IS:
- case TD_ARRAY:
- case T_PSTRING_SIZE_IS:
- case T_PWSTRING_SIZE_IS:
- return PR_TRUE;
- }
- }
-
- uint8 TagPart() const
- {return (uint8) (flags & XPT_TDP_TAGMASK);}
-
- enum
- {
- T_I8 = TD_INT8 ,
- T_I16 = TD_INT16 ,
- T_I32 = TD_INT32 ,
- T_I64 = TD_INT64 ,
- T_U8 = TD_UINT8 ,
- T_U16 = TD_UINT16 ,
- T_U32 = TD_UINT32 ,
- T_U64 = TD_UINT64 ,
- T_FLOAT = TD_FLOAT ,
- T_DOUBLE = TD_DOUBLE ,
- T_BOOL = TD_BOOL ,
- T_CHAR = TD_CHAR ,
- T_WCHAR = TD_WCHAR ,
- T_VOID = TD_VOID ,
- T_IID = TD_PNSIID ,
- T_DOMSTRING = TD_DOMSTRING ,
- T_CHAR_STR = TD_PSTRING ,
- T_WCHAR_STR = TD_PWSTRING ,
- T_INTERFACE = TD_INTERFACE_TYPE ,
- T_INTERFACE_IS = TD_INTERFACE_IS_TYPE,
- T_ARRAY = TD_ARRAY ,
- T_PSTRING_SIZE_IS = TD_PSTRING_SIZE_IS ,
- T_PWSTRING_SIZE_IS = TD_PWSTRING_SIZE_IS ,
- T_UTF8STRING = TD_UTF8STRING ,
- T_CSTRING = TD_CSTRING ,
- T_ASTRING = TD_ASTRING
- };
- // NO DATA - this a flyweight wrapper
- };
-
- class nsXPTParamInfo : public XPTParamDescriptor
- {
- // NO DATA - this a flyweight wrapper
- public:
- nsXPTParamInfo(const XPTParamDescriptor& desc)
- {*(XPTParamDescriptor*)this = desc;}
-
-
- PRBool IsIn() const {return 0 != (XPT_PD_IS_IN(flags));}
- PRBool IsOut() const {return 0 != (XPT_PD_IS_OUT(flags));}
- PRBool IsRetval() const {return 0 != (XPT_PD_IS_RETVAL(flags));}
- PRBool IsShared() const {return 0 != (XPT_PD_IS_SHARED(flags));}
- PRBool IsDipper() const {return 0 != (XPT_PD_IS_DIPPER(flags));}
- const nsXPTType GetType() const {return type.prefix;}
-
- // NOTE: other activities on types are done via methods on nsIInterfaceInfo
-
- private:
- nsXPTParamInfo(); // no implementation
- // NO DATA - this a flyweight wrapper
- };
-
- class nsXPTMethodInfo : public XPTMethodDescriptor
- {
- // NO DATA - this a flyweight wrapper
- public:
- nsXPTMethodInfo(const XPTMethodDescriptor& desc)
- {*(XPTMethodDescriptor*)this = desc;}
-
- PRBool IsGetter() const {return 0 != (XPT_MD_IS_GETTER(flags) );}
- PRBool IsSetter() const {return 0 != (XPT_MD_IS_SETTER(flags) );}
- PRBool IsNotXPCOM() const {return 0 != (XPT_MD_IS_NOTXPCOM(flags));}
- PRBool IsConstructor() const {return 0 != (XPT_MD_IS_CTOR(flags) );}
- PRBool IsHidden() const {return 0 != (XPT_MD_IS_HIDDEN(flags) );}
- const char* GetName() const {return name;}
- uint8 GetParamCount() const {return num_args;}
- /* idx was index before I got _sick_ of the warnings on Unix, sorry jband */
- const nsXPTParamInfo GetParam(uint8 idx) const
- {
- NS_PRECONDITION(idx < GetParamCount(),"bad arg");
- return params[idx];
- }
- const nsXPTParamInfo GetResult() const
- {return *result;}
- private:
- nsXPTMethodInfo(); // no implementation
- // NO DATA - this a flyweight wrapper
- };
-
-
- // forward declaration
- struct nsXPTCMiniVariant;
-
- class nsXPTConstant : public XPTConstDescriptor
- {
- // NO DATA - this a flyweight wrapper
- public:
- nsXPTConstant(const XPTConstDescriptor& desc)
- {*(XPTConstDescriptor*)this = desc;}
-
- const char* GetName() const
- {return name;}
-
- const nsXPTType GetType() const
- {return type.prefix;}
-
- // XXX this is ugly. But sometimes you gotta do what you gotta do.
- // A reinterpret_cast won't do the trick here. And this plain C cast
- // works correctly and is safe enough.
- // See http://bugzilla.mozilla.org/show_bug.cgi?id=49641
- const nsXPTCMiniVariant* GetValue() const
- {return (nsXPTCMiniVariant*) &value;}
- private:
- nsXPTConstant(); // no implementation
- // NO DATA - this a flyweight wrapper
- };
-
- #endif /* xptiinfo_h___ */
-