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171 lines
4.6 KiB
C
171 lines
4.6 KiB
C
/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is the Netscape security libraries.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1994-2000
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef NSSBASE_H
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#define NSSBASE_H
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#ifdef DEBUG
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static const char NSSBASE_CVS_ID[] = "@(#) $RCSfile: nssbase.h,v $ $Revision: 1.3 $ $Date: 2005/01/20 02:25:45 $";
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#endif /* DEBUG */
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/*
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* nssbase.h
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*
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* This header file contains the prototypes of the basic public
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* NSS routines.
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*/
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#ifndef NSSBASET_H
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#include "nssbaset.h"
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#endif /* NSSBASET_H */
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PR_BEGIN_EXTERN_C
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/*
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* NSSArena
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*
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* The public methods relating to this type are:
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*
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* NSSArena_Create -- constructor
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* NSSArena_Destroy
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*/
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/*
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* NSSArena_Create
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*
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* This routine creates a new memory arena. This routine may return
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* NULL upon error, in which case it will have created an error stack.
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*
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* The top-level error may be one of the following values:
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* NSS_ERROR_NO_MEMORY
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*
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* Return value:
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* NULL upon error
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* A pointer to an NSSArena upon success
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*/
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NSS_EXTERN NSSArena *
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NSSArena_Create
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(
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void
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);
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extern const NSSError NSS_ERROR_NO_MEMORY;
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/*
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* NSSArena_Destroy
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*
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* This routine will destroy the specified arena, freeing all memory
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* allocated from it. This routine returns a PRStatus value; if
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* successful, it will return PR_SUCCESS. If unsuccessful, it will
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* create an error stack and return PR_FAILURE.
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*
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* The top-level error may be one of the following values:
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* NSS_ERROR_INVALID_ARENA
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*
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* Return value:
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* PR_SUCCESS upon success
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* PR_FAILURE upon failure
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*/
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NSS_EXTERN PRStatus
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NSSArena_Destroy
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(
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NSSArena *arena
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);
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extern const NSSError NSS_ERROR_INVALID_ARENA;
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/*
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* The error stack
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*
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* The public methods relating to the error stack are:
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*
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* NSS_GetError
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* NSS_GetErrorStack
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*/
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/*
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* NSS_GetError
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*
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* This routine returns the highest-level (most general) error set
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* by the most recent NSS library routine called by the same thread
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* calling this routine.
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*
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* This routine cannot fail. It may return NSS_ERROR_NO_ERROR, which
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* indicates that the previous NSS library call did not set an error.
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*
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* Return value:
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* 0 if no error has been set
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* A nonzero error number
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*/
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NSS_EXTERN NSSError
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NSS_GetError
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(
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void
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);
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extern const NSSError NSS_ERROR_NO_ERROR;
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/*
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* NSS_GetErrorStack
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*
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* This routine returns a pointer to an array of NSSError values,
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* containingthe entire sequence or "stack" of errors set by the most
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* recent NSS library routine called by the same thread calling this
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* routine. NOTE: the caller DOES NOT OWN the memory pointed to by
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* the return value. The pointer will remain valid until the calling
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* thread calls another NSS routine. The lowest-level (most specific)
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* error is first in the array, and the highest-level is last. The
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* array is zero-terminated. This routine may return NULL upon error;
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* this indicates a low-memory situation.
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*
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* Return value:
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* NULL upon error, which is an implied NSS_ERROR_NO_MEMORY
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* A NON-caller-owned pointer to an array of NSSError values
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*/
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NSS_EXTERN NSSError *
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NSS_GetErrorStack
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(
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void
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);
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PR_END_EXTERN_C
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#endif /* NSSBASE_H */
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