MdeModulePkg: Regular expression protocol
Add driver to produce EFI_REGULAR_EXPRESSION_PROTOCOL. Based on Oniguruma v5.9.6 (BSD 2-clause license), which provides full Unicode support, and POSIX ERE and Perl regex syntaxes. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Cecil Sheng <cecil.sheng@hpe.com> Reviewed-by: Eric Dong <eric.dong@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18411 6f19259b-4bc3-4df7-8a09-765794883524
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/**********************************************************************
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regtrav.c - Oniguruma (regular expression library)
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**********************************************************************/
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/*-
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* Copyright (c) 2002-2004 K.Kosako <sndgk393 AT ybb DOT ne DOT jp>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "regint.h"
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#ifdef USE_CAPTURE_HISTORY
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static int
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capture_tree_traverse(OnigCaptureTreeNode* node, int at,
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int(*callback_func)(int,int,int,int,int,void*),
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int level, void* arg)
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{
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int r, i;
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if (node == (OnigCaptureTreeNode* )0)
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return 0;
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if ((at & ONIG_TRAVERSE_CALLBACK_AT_FIRST) != 0) {
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r = (*callback_func)(node->group, node->beg, node->end,
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level, ONIG_TRAVERSE_CALLBACK_AT_FIRST, arg);
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if (r != 0) return r;
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}
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for (i = 0; i < node->num_childs; i++) {
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r = capture_tree_traverse(node->childs[i], at,
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callback_func, level + 1, arg);
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if (r != 0) return r;
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}
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if ((at & ONIG_TRAVERSE_CALLBACK_AT_LAST) != 0) {
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r = (*callback_func)(node->group, node->beg, node->end,
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level, ONIG_TRAVERSE_CALLBACK_AT_LAST, arg);
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if (r != 0) return r;
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}
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return 0;
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}
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#endif /* USE_CAPTURE_HISTORY */
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extern int
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onig_capture_tree_traverse(OnigRegion* region, int at,
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int(*callback_func)(int,int,int,int,int,void*), void* arg)
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{
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#ifdef USE_CAPTURE_HISTORY
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return capture_tree_traverse(region->history_root, at,
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callback_func, 0, arg);
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#else
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return ONIG_NO_SUPPORT_CONFIG;
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#endif
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}
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