/* * Copyright (c) 2000-2001 Apple Computer, Inc. All Rights Reserved. * * The contents of this file constitute Original Code as defined in and are * subject to the Apple Public Source License Version 1.2 (the 'License'). * You may not use this file except in compliance with the License. Please obtain * a copy of the License at http://www.apple.com/publicsource and read it before * using this file. * * This Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the * specific language governing rights and limitations under the License. */ // file: .../c++-lib/src/str-stk.C // // MS 92/07/06 // Copyright (C) 1992 Michael Sample and the University of British Columbia // // This library is free software; you can redistribute it and/or // modify it provided that this copyright/license information is retained // in original form. // // If you modify this file, you must clearly indicate your changes. // // This source code is distributed in the hope that it will be // useful, but WITHOUT ANY WARRANTY; without even the implied warranty // of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. // // $Header: /cvs/Darwin/Security/SecuritySNACCRuntime/c++-lib/c++/str-stk.cpp,v 1.2 2002/02/07 04:30:04 mb Exp $ // $Log: str-stk.cpp,v $ // Revision 1.2 2002/02/07 04:30:04 mb // Fixes required to build with gcc3. // Merged from branch PR-2848996 // Bug #: 2848996 // Submitted by: // Reviewed by: Turly O'Connor <turly@apple.com> // // Revision 1.1.1.1.12.1 2002/02/06 23:45:03 mb // Changes to allow building with gcc3 // // Revision 1.1.1.1 2001/05/18 23:14:06 mb // Move from private repository to open source repository // // Revision 1.3 2001/05/05 00:59:17 rmurphy // Adding darwin license headers // // Revision 1.2 2000/12/07 22:16:57 dmitch // Thread-safe mods: removed global StrStk strStkG. // // // 2000/12/7 dmitch // #ifdef'd out strStkG for thread safety // // Revision 1.1 2000/06/15 18:44:58 dmitch // These snacc-generated source files are now checked in to allow cross-platform build. // // Revision 1.2 2000/06/08 20:05:37 dmitch // Mods for X port. These files are actually machine generated and probably don't need to be in CVS.... // // Revision 1.1.1.1 2000/03/09 01:00:06 rmurphy // Base Fortissimo Tree // // Revision 1.2 1999/06/04 21:43:21 mb // Fixed several memory leaks. // // Revision 1.1 1999/02/25 05:21:57 mb // Added snacc c++ library // // Revision 1.5 1997/02/16 20:26:11 rj // check-in of a few cosmetic changes // // Revision 1.4 1995/07/24 20:34:57 rj // changed `_' to `-' in file names. // // Revision 1.3 1994/10/08 04:15:22 rj // fixed both Copy()'s name and implementation to CopyOut() that always returns the number of bytes copied out instead of 0 in case less than the requested amount is available. // // several `unsigned long int' turned into `size_t'. // // Revision 1.2 1994/08/28 10:01:24 rj // comment leader fixed. // // Revision 1.1 1994/08/28 09:21:13 rj // first check-in. for a list of changes to the snacc-1.1 distribution please refer to the ChangeLog. #include "asn-config.h" #include "str-stk.h" #ifndef __APPLE__ /* clients each have their own for OS X */ // global for use by AsnBits and AsnOcts StrStk strStkG (128, 64); #endif /* 0 */ StrStk::StrStk (int stkSize, int growIncrement) { stk = new struct Elmt[stkSize]; size = stkSize; growSize = growIncrement; } StrStk::~StrStk () { delete stk; } void StrStk::Reset() { nextFreeElmt = 0; totalByteLen = 0; } void StrStk::Push (char *str, size_t strLen) { if (nextFreeElmt >= size) { struct Elmt *tmpStk; // alloc bigger stack and copy old elmts to it tmpStk = new struct Elmt[size + growSize]; for (size_t i = 0; i < size; i++) tmpStk[i] = stk[i]; delete stk; stk = tmpStk; size += growSize; } totalByteLen += strLen; stk[nextFreeElmt].str = str; stk[nextFreeElmt++].len = strLen; } /* * copy string pieces (buffer refs) into single block. * assumes that the buf is at least totalByteLen byte long. */ void StrStk::CopyOut (char *buf) { unsigned long int curr; char *bufCurr; bufCurr = buf; for (curr = 0; curr < nextFreeElmt; curr++) { memcpy (bufCurr, stk[curr].str, stk[curr].len); bufCurr += stk[curr].len; } }