зеркало из https://github.com/mozilla/gecko-dev.git
196 строки
6.5 KiB
C
196 строки
6.5 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/*
|
|
* The contents of this file are subject to the Netscape Public License
|
|
* Version 1.0 (the "NPL"); you may not use this file except in
|
|
* compliance with the NPL. You may obtain a copy of the NPL at
|
|
* http://www.mozilla.org/NPL/
|
|
*
|
|
* Software distributed under the NPL is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
|
|
* for the specific language governing rights and limitations under the
|
|
* NPL.
|
|
*
|
|
* The Initial Developer of this code under the NPL is Netscape
|
|
* Communications Corporation. Portions created by Netscape are
|
|
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
|
|
* Reserved.
|
|
*/
|
|
|
|
#ifndef nsError_h
|
|
#define nsError_h
|
|
|
|
#ifndef prtypes_h___
|
|
#include "prtypes.h"
|
|
#endif
|
|
|
|
/**
|
|
* Generic result data type
|
|
*/
|
|
|
|
typedef PRUint32 nsresult;
|
|
|
|
/*
|
|
* To add error code to your module, you need to do the following:
|
|
*
|
|
* 1) Add a module offset code. Add yours to the bottom of the list
|
|
* right below this comment, adding 1.
|
|
*
|
|
* 2) In your module, define a header file which uses one of the
|
|
* NE_ERROR_GENERATExxxxxx macros. Some examples below:
|
|
*
|
|
* #define NS_ERROR_MYMODULE_MYERROR1 NS_ERROR_GENERATE(NS_ERROR_SEVERITY_ERROR,NS_ERROR_MODULE_MYMODULE,1)
|
|
* #define NS_ERROR_MYMODULE_MYERROR2 NS_ERROR_GENERATE_SUCCESS(NS_ERROR_MODULE_MYMODULE,2)
|
|
* #define NS_ERROR_MYMODULE_MYERROR3 NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_MYMODULE,3)
|
|
*
|
|
*/
|
|
|
|
|
|
/**
|
|
* @name Standard Module Offset Code. Each Module should identify a unique number
|
|
* and then all errors associated with that module become offsets from the
|
|
* base associated with that module id. There are 16 bits of code bits for
|
|
* each module.
|
|
*/
|
|
|
|
#define NS_ERROR_MODULE_XPCOM 1
|
|
#define NS_ERROR_MODULE_BASE 2
|
|
#define NS_ERROR_MODULE_GFX 3
|
|
#define NS_ERROR_MODULE_WIDGET 4
|
|
#define NS_ERROR_MODULE_CALENDAR 5
|
|
#define NS_ERROR_MODULE_NETWORK 6
|
|
#define NS_ERROR_MODULE_PLUGINS 7
|
|
#define NS_ERROR_MODULE_LAYOUT 8
|
|
#define NS_ERROR_MODULE_HTMLPARSER 9
|
|
#define NS_ERROR_MODULE_RDF 10
|
|
#define NS_ERROR_MODULE_UCONV 11
|
|
#define NS_ERROR_MODULE_REG 12
|
|
#define NS_ERROR_MODULE_FILES 13
|
|
|
|
#define NS_ERROR_MODULE_MAILNEWS 16
|
|
#define NS_ERROR_MODULE_EDITOR 17
|
|
|
|
/**
|
|
* @name Standard Error Handling Macros
|
|
*/
|
|
|
|
#define NS_FAILED(_nsresult) ((_nsresult) & 0x80000000)
|
|
#define NS_SUCCEEDED(_nsresult) (!((_nsresult) & 0x80000000))
|
|
|
|
/**
|
|
* @name Severity Code. This flag identifies the level of warning
|
|
*/
|
|
|
|
#define NS_ERROR_SEVERITY_SUCCESS 0
|
|
#define NS_ERROR_SEVERITY_ERROR 1
|
|
|
|
/**
|
|
* @name Mozilla Code. This flag separates consumers of mozilla code
|
|
* from the native platform
|
|
*/
|
|
|
|
#define NS_ERROR_MODULE_BASE_OFFSET 0x45
|
|
|
|
/**
|
|
* @name Standard Error Generating Macros
|
|
*/
|
|
|
|
#define NS_ERROR_GENERATE(sev,module,code) \
|
|
((nsresult) (((PRUint32)(sev)<<31) | ((PRUint32)(module+NS_ERROR_MODULE_BASE_OFFSET)<<16) | ((PRUint32)(code))) )
|
|
|
|
#define NS_ERROR_GENERATE_SUCCESS(module,code) \
|
|
((nsresult) (((PRUint32)(NS_ERROR_SEVERITY_SUCCESS)<<31) | ((PRUint32)(module+NS_ERROR_MODULE_BASE_OFFSET)<<16) | ((PRUint32)(code))) )
|
|
|
|
#define NS_ERROR_GENERATE_FAILURE(module,code) \
|
|
((nsresult) (((PRUint32)(NS_ERROR_SEVERITY_ERROR)<<31) | ((PRUint32)(module+NS_ERROR_MODULE_BASE_OFFSET)<<16) | ((PRUint32)(code))) )
|
|
|
|
/**
|
|
* @name Standard Macros for retrieving error bits
|
|
*/
|
|
|
|
#if PR_BYTES_PER_INT == 4
|
|
#define NS_IS_ERROR(err) (((nsresult)(err))<0)
|
|
#else
|
|
#define NS_IS_ERROR(err) (((((PRUint32)(err)) >> 31) & 0x1) == NS_ERROR_SEVERITY_ERROR)
|
|
#endif
|
|
|
|
#define NS_ERROR_GET_CODE(err) ((err) & 0xffff)
|
|
#define NS_ERROR_GET_MODULE(err) (((((err) >> 16) - NS_ERROR_MODULE_BASE_OFFSET) & 0x1fff))
|
|
#define NS_ERROR_GET_SEVERITY(err) (((err) >> 31) & 0x1)
|
|
|
|
/**
|
|
* @name Standard return values
|
|
*/
|
|
|
|
/*@{*/
|
|
|
|
/* Standard "it worked" return value */
|
|
#define NS_OK 0
|
|
|
|
/* The backwards COM false */
|
|
#define NS_COMFALSE 1
|
|
|
|
#define NS_ERROR_BASE ((nsresult) 0xC1F30000)
|
|
|
|
/* Returned when an instance is not initialized */
|
|
#define NS_ERROR_NOT_INITIALIZED (NS_ERROR_BASE + 1)
|
|
|
|
/* Returned when an instance is already initialized */
|
|
#define NS_ERROR_ALREADY_INITIALIZED (NS_ERROR_BASE + 2)
|
|
|
|
/* Returned by a not implemented function */
|
|
#define NS_ERROR_NOT_IMPLEMENTED ((nsresult) 0x80004001L)
|
|
|
|
/* Returned when a given interface is not supported. */
|
|
#define NS_NOINTERFACE ((nsresult) 0x80004002L)
|
|
#define NS_ERROR_NO_INTERFACE NS_NOINTERFACE
|
|
|
|
#define NS_ERROR_INVALID_POINTER ((nsresult) 0x80004003L)
|
|
#define NS_ERROR_NULL_POINTER NS_ERROR_INVALID_POINTER
|
|
|
|
/* Returned when a function aborts */
|
|
#define NS_ERROR_ABORT ((nsresult) 0x80004004L)
|
|
|
|
/* Returned when a function fails */
|
|
#define NS_ERROR_FAILURE ((nsresult) 0x80004005L)
|
|
|
|
/* Returned when an unexpected error occurs */
|
|
#define NS_ERROR_UNEXPECTED ((nsresult) 0x8000ffffL)
|
|
|
|
/* Returned when a memory allocation failes */
|
|
#define NS_ERROR_OUT_OF_MEMORY ((nsresult) 0x8007000eL)
|
|
|
|
/* Returned when an illegal value is passed */
|
|
#define NS_ERROR_ILLEGAL_VALUE ((nsresult) 0x80070057L)
|
|
#define NS_ERROR_INVALID_ARG NS_ERROR_ILLEGAL_VALUE
|
|
|
|
/* Returned when a class doesn't allow aggregation */
|
|
#define NS_ERROR_NO_AGGREGATION ((nsresult) 0x80040110L)
|
|
|
|
/* Returned when a class doesn't allow aggregation */
|
|
#define NS_ERROR_NOT_AVAILABLE ((nsresult) 0x80040111L)
|
|
|
|
/* Returned when a class is not registered */
|
|
#define NS_ERROR_FACTORY_NOT_REGISTERED ((nsresult) 0x80040154L)
|
|
|
|
/* Returned when a dynamically loaded factory couldn't be found */
|
|
#define NS_ERROR_FACTORY_NOT_LOADED ((nsresult) 0x800401f8L)
|
|
|
|
/* Returned when a factory doesn't support signatures */
|
|
#define NS_ERROR_FACTORY_NO_SIGNATURE_SUPPORT \
|
|
(NS_ERROR_BASE + 0x101)
|
|
|
|
/* Returned when a factory already is registered */
|
|
#define NS_ERROR_FACTORY_EXISTS (NS_ERROR_BASE + 0x100)
|
|
|
|
/*@}*/
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifdef XP_PC
|
|
#pragma warning(disable: 4251) // 'nsCOMPtr<class nsIInputStream>' needs to have dll-interface to be used by clients of class 'nsInputStream'
|
|
#pragma warning(disable: 4275) // non dll-interface class 'nsISupports' used as base for dll-interface class 'nsIRDFNode'
|
|
#endif
|
|
|
|
#endif
|
|
|