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Fix for bug 232591 (Expose name validation methods from the XML parser (expat)). r=Pike, sr=jst.
This commit is contained in:
peterv%propagandism.org
parent
451a8552f4
commit
aae0654273
150
expat/xmltok/moz_extensions.c
Normal file
150
expat/xmltok/moz_extensions.c
Normal file
@ -0,0 +1,150 @@
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/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** 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 mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Peter Van der Beken.
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* Portions created by the Initial Developer are Copyright (C) 2004
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Peter Van der Beken <peter@propagandism.org>
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*
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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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// XXX We really want to be using little2_encoding_ns.type but we don't
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// yet define XML_NS in Mozilla.
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static
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int MOZ_byte_type(unsigned char p)
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{
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// little2_encoding.type and big2_encoding.type are equal.
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return p == ':' ? BT_COLON : little2_encoding.type[p];
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}
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#ifdef IS_LITTLE_ENDIAN
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#define BYTE_TYPE(p) \
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((p)[1] == 0 ? \
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MOZ_byte_type((unsigned char)*(p)) : unicode_byte_type((p)[1], (p)[0]))
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#define IS_NAME_CHAR_MINBPC(p) LITTLE2_IS_NAME_CHAR_MINBPC(nsnull, p)
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#define IS_NMSTRT_CHAR_MINBPC(p) LITTLE2_IS_NMSTRT_CHAR_MINBPC(nsnull, p)
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#else
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#define BYTE_TYPE(p) \
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((p)[0] == 0 ? \
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MOZ_byte_type((unsigned char)(p)[1]) : unicode_byte_type((p)[0], (p)[1]))
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#define IS_NAME_CHAR_MINBPC(p) BIG2_IS_NAME_CHAR_MINBPC(nsnull, p)
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#define IS_NMSTRT_CHAR_MINBPC(p) BIG2_IS_NMSTRT_CHAR_MINBPC(nsnull, p)
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#endif
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#define CHECK_NAME_CASES(ptr) \
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case BT_NONASCII: \
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if (!IS_NAME_CHAR_MINBPC(ptr)) \
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return 0; \
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case BT_NMSTRT: \
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case BT_HEX: \
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case BT_DIGIT: \
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case BT_NAME: \
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case BT_MINUS:
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#define CHECK_NMSTRT_CASES(ptr) \
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case BT_NONASCII: \
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if (!IS_NMSTRT_CHAR_MINBPC(ptr)) \
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return 0; \
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case BT_NMSTRT: \
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case BT_HEX:
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int MOZ_XMLIsValidQName(const char* ptr, const char* end,
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int ns_aware, const char** colon)
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{
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*colon = 0;
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if (ptr == end)
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return 0;
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switch (BYTE_TYPE(ptr)) {
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CHECK_NMSTRT_CASES(ptr)
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ptr += 2;
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break;
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default:
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return 0;
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}
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while (ptr != end) {
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switch (BYTE_TYPE(ptr)) {
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case BT_COLON:
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if (ns_aware) {
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if (*colon != 0)
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return 0;
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*colon = ptr;
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ptr += 2;
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if (ptr == end)
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return 0;
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switch (BYTE_TYPE(ptr)) {
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CHECK_NMSTRT_CASES(ptr)
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break;
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default:
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return 0;
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}
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}
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ptr += 2;
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break;
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CHECK_NAME_CASES(ptr)
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ptr += 2;
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break;
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default:
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return 0;
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}
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}
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return 1;
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}
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int MOZ_XMLIsLetter(const char* ptr)
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{
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switch (BYTE_TYPE(ptr)) {
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CHECK_NMSTRT_CASES(ptr)
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return 1;
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default:
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return 0;
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}
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}
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int MOZ_XMLIsNCNameChar(const char* ptr)
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{
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switch (BYTE_TYPE(ptr)) {
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CHECK_NAME_CASES(ptr)
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return 1;
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default:
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return 0;
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}
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}
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#undef BYTE_TYPE
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#undef IS_NAME_CHAR_MINBPC
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#undef IS_NMSTRT_CHAR_MINBPC
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#undef CHECK_NAME_CASES
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#undef CHECK_NMSTRT_CASES
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@ -1566,3 +1566,7 @@ XmlInitUnknownEncodingNS(void *mem,
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}
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#endif /* XML_NS */
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#ifdef MOZILLA_CLIENT
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#include "moz_extensions.c"
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#endif /* MOZILLA_CLIENT */
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150
parser/expat/lib/moz_extensions.c
Normal file
150
parser/expat/lib/moz_extensions.c
Normal file
@ -0,0 +1,150 @@
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/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** 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 mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Peter Van der Beken.
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* Portions created by the Initial Developer are Copyright (C) 2004
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Peter Van der Beken <peter@propagandism.org>
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*
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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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// XXX We really want to be using little2_encoding_ns.type but we don't
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// yet define XML_NS in Mozilla.
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static
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int MOZ_byte_type(unsigned char p)
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{
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// little2_encoding.type and big2_encoding.type are equal.
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return p == ':' ? BT_COLON : little2_encoding.type[p];
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}
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#ifdef IS_LITTLE_ENDIAN
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#define BYTE_TYPE(p) \
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((p)[1] == 0 ? \
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MOZ_byte_type((unsigned char)*(p)) : unicode_byte_type((p)[1], (p)[0]))
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#define IS_NAME_CHAR_MINBPC(p) LITTLE2_IS_NAME_CHAR_MINBPC(nsnull, p)
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#define IS_NMSTRT_CHAR_MINBPC(p) LITTLE2_IS_NMSTRT_CHAR_MINBPC(nsnull, p)
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#else
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#define BYTE_TYPE(p) \
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((p)[0] == 0 ? \
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MOZ_byte_type((unsigned char)(p)[1]) : unicode_byte_type((p)[0], (p)[1]))
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#define IS_NAME_CHAR_MINBPC(p) BIG2_IS_NAME_CHAR_MINBPC(nsnull, p)
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#define IS_NMSTRT_CHAR_MINBPC(p) BIG2_IS_NMSTRT_CHAR_MINBPC(nsnull, p)
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#endif
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#define CHECK_NAME_CASES(ptr) \
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case BT_NONASCII: \
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if (!IS_NAME_CHAR_MINBPC(ptr)) \
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return 0; \
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case BT_NMSTRT: \
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case BT_HEX: \
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case BT_DIGIT: \
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case BT_NAME: \
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case BT_MINUS:
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#define CHECK_NMSTRT_CASES(ptr) \
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case BT_NONASCII: \
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if (!IS_NMSTRT_CHAR_MINBPC(ptr)) \
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return 0; \
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case BT_NMSTRT: \
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case BT_HEX:
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int MOZ_XMLIsValidQName(const char* ptr, const char* end,
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int ns_aware, const char** colon)
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{
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*colon = 0;
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if (ptr == end)
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return 0;
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switch (BYTE_TYPE(ptr)) {
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CHECK_NMSTRT_CASES(ptr)
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ptr += 2;
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break;
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default:
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return 0;
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}
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while (ptr != end) {
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switch (BYTE_TYPE(ptr)) {
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case BT_COLON:
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if (ns_aware) {
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if (*colon != 0)
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return 0;
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*colon = ptr;
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ptr += 2;
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if (ptr == end)
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return 0;
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switch (BYTE_TYPE(ptr)) {
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CHECK_NMSTRT_CASES(ptr)
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break;
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default:
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return 0;
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}
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}
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ptr += 2;
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break;
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CHECK_NAME_CASES(ptr)
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ptr += 2;
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break;
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default:
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return 0;
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}
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}
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return 1;
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}
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int MOZ_XMLIsLetter(const char* ptr)
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{
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switch (BYTE_TYPE(ptr)) {
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CHECK_NMSTRT_CASES(ptr)
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return 1;
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default:
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return 0;
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}
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}
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int MOZ_XMLIsNCNameChar(const char* ptr)
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{
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switch (BYTE_TYPE(ptr)) {
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CHECK_NAME_CASES(ptr)
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return 1;
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default:
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return 0;
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}
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}
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#undef BYTE_TYPE
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#undef IS_NAME_CHAR_MINBPC
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#undef IS_NMSTRT_CHAR_MINBPC
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#undef CHECK_NAME_CASES
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#undef CHECK_NMSTRT_CASES
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@ -1566,3 +1566,7 @@ XmlInitUnknownEncodingNS(void *mem,
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}
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#endif /* XML_NS */
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#ifdef MOZILLA_CLIENT
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#include "moz_extensions.c"
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#endif /* MOZILLA_CLIENT */
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