diff options
Diffstat (limited to 'ext/xml/compat.c')
| -rw-r--r-- | ext/xml/compat.c | 721 |
1 files changed, 0 insertions, 721 deletions
diff --git a/ext/xml/compat.c b/ext/xml/compat.c deleted file mode 100644 index cfa56e1b55..0000000000 --- a/ext/xml/compat.c +++ /dev/null @@ -1,721 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | PHP Version 5 | - +----------------------------------------------------------------------+ - | Copyright (c) 1997-2006 The PHP Group | - +----------------------------------------------------------------------+ - | This source file is subject to version 3.01 of the PHP license, | - | that is bundled with this package in the file LICENSE, and is | - | available through the world-wide-web at the following url: | - | http://www.php.net/license/3_01.txt | - | If you did not receive a copy of the PHP license and are unable to | - | obtain it through the world-wide-web, please send a note to | - | license@php.net so we can mail you a copy immediately. | - +----------------------------------------------------------------------+ - | Authors: Sterling Hughes <sterling@php.net> | - +----------------------------------------------------------------------+ - */ - -#include "php.h" -#if defined(HAVE_LIBXML) && (defined(HAVE_XML) || defined(HAVE_XMLRPC)) && !defined(HAVE_LIBEXPAT) -#include "expat_compat.h" - -typedef struct _php_xml_ns { - xmlNsPtr nsptr; - int ref_count; - void *next; - void *prev; -} php_xml_ns; - -#ifdef LIBXML_EXPAT_COMPAT - -#define IS_NS_DECL(__ns) \ - ((__ns) != NULL && strlen(__ns) == 5 && *(__ns) == 'x' && *((__ns)+1) == 'm' && \ - *((__ns)+2) == 'l' && *((__ns)+3) == 'n' && *((__ns)+4) == 's') - -static void -_qualify_namespace(XML_Parser parser, const xmlChar *name, const xmlChar *URI, xmlChar **qualified) -{ - if (URI) { - /* Use libxml functions otherwise its memory deallocation is screwed up */ - *qualified = xmlStrdup(URI); - *qualified = xmlStrncat(*qualified, parser->_ns_seperator, 1); - *qualified = xmlStrncat(*qualified, name, strlen(name)); - } else { - *qualified = xmlStrdup(name); - } -} - -static void -_start_element_handler(void *user, const xmlChar *name, const xmlChar **attributes) -{ - XML_Parser parser = (XML_Parser) user; - xmlChar *qualified_name = NULL; - - if (parser->h_start_element == NULL) { - if (parser->h_default) { - int attno = 0; - - qualified_name = xmlStrncatNew((xmlChar *)"<", name, xmlStrlen(name)); - if (attributes) { - while (attributes[attno] != NULL) { - int att_len; - char *att_string, *att_name, *att_value; - - att_name = (char *)attributes[attno++]; - att_value = (char *)attributes[attno++]; - - att_len = spprintf(&att_string, 0, " %s=\"%s\"", att_name, att_value); - - qualified_name = xmlStrncat(qualified_name, (xmlChar *)att_string, att_len); - efree(att_string); - } - - } - qualified_name = xmlStrncat(qualified_name, (xmlChar *)">", 1); - parser->h_default(parser->user, (const XML_Char *) qualified_name, xmlStrlen(qualified_name)); - xmlFree(qualified_name); - } - return; - } - - qualified_name = xmlStrdup(name); - - parser->h_start_element(parser->user, (const XML_Char *) qualified_name, (const XML_Char **) attributes); - - xmlFree(qualified_name); -} - -static void -_start_element_handler_ns(void *user, const xmlChar *name, const xmlChar *prefix, const xmlChar *URI, int nb_namespaces, const xmlChar ** namespaces, int nb_attributes, int nb_defaulted, const xmlChar ** attributes) -{ - XML_Parser parser = (XML_Parser) user; - xmlChar *qualified_name = NULL; - xmlChar **attrs = NULL; - int i; - int z = 0; - int y = 0; - - if (nb_namespaces > 0 && parser->h_start_ns != NULL) { - for (i = 0; i < nb_namespaces; i += 1) { - parser->h_start_ns(parser->user, (const XML_Char *) namespaces[y], (const XML_Char *) namespaces[y+1]); - y += 2; - } - y = 0; - } - - if (parser->h_start_element == NULL && parser->h_default == NULL) { - return; - } - _qualify_namespace(parser, name, URI, &qualified_name); - - if (attributes != NULL) { - xmlChar *qualified_name_attr = NULL; - attrs = safe_emalloc((nb_attributes * 2) + 1, sizeof(int *), 0); - - for (i = 0; i < nb_attributes; i += 1) { - - if (attributes[y+1] != NULL) { - _qualify_namespace(parser, attributes[y] , attributes[y + 2], &qualified_name_attr); - } else { - qualified_name_attr = xmlStrdup(attributes[y]); - } - attrs[z] = qualified_name_attr; - attrs[z + 1] = xmlStrndup(attributes[y + 3] , (int) (attributes[y + 4] - attributes[y + 3])); - z += 2; - y += 5; - } - - attrs[z] = NULL; - } - parser->h_start_element(parser->user, (const XML_Char *) qualified_name, (const XML_Char **) attrs); - if (attrs) { - for (i = 0; i < z; i++) { - xmlFree(attrs[i]); - } - efree(attrs); - } - xmlFree(qualified_name); -} - -static void -_namespace_handler(XML_Parser parser, xmlNsPtr nsptr) -{ - if (nsptr != NULL) { - _namespace_handler(parser, nsptr->next); - parser->h_end_ns(parser->user, nsptr->prefix); - } -} - -static void -_end_element_handler(void *user, const xmlChar *name) -{ - xmlChar *qualified_name; - XML_Parser parser = (XML_Parser) user; - - if (parser->h_end_element == NULL) { - if (parser->h_default) { - char *end_element; - - spprintf(&end_element, 0, "</%s>", (char *)name); - parser->h_default(parser->user, (const XML_Char *) end_element, strlen(end_element)); - efree(end_element); - } - return; - } - - qualified_name = xmlStrdup(name); - - parser->h_end_element(parser->user, (const XML_Char *) qualified_name); - - xmlFree(qualified_name); -} - -static void -_end_element_handler_ns(void *user, const xmlChar *name, const xmlChar * prefix, const xmlChar *URI) -{ - xmlChar *qualified_name; - XML_Parser parser = (XML_Parser) user; - - if (parser->h_end_element == NULL) { - return; - } - - _qualify_namespace(parser, name, URI, &qualified_name); - - parser->h_end_element(parser->user, (const XML_Char *) qualified_name); - - xmlFree(qualified_name); -} - -static void -_cdata_handler(void *user, const xmlChar *cdata, int cdata_len) -{ - XML_Parser parser = (XML_Parser) user; - - if (parser->h_cdata == NULL) { - if (parser->h_default) { - parser->h_default(parser->user, (const XML_Char *) cdata, cdata_len); - } - return; - } - - parser->h_cdata(parser->user, (const XML_Char *) cdata, cdata_len); -} - -static void -_pi_handler(void *user, const xmlChar *target, const xmlChar *data) -{ - XML_Parser parser = (XML_Parser) user; - - if (parser->h_pi == NULL) { - if (parser->h_default) { - char *full_pi; - spprintf(&full_pi, 0, "<?%s %s?>", (char *)target, (char *)data); - parser->h_default(parser->user, (const XML_Char *) full_pi, xmlStrlen(full_pi)); - efree(full_pi); - } - return; - } - - parser->h_pi(parser->user, (const XML_Char *) target, (const XML_Char *) data); -} - -static void -_unparsed_entity_decl_handler(void *user, - const xmlChar *name, - const xmlChar *pub_id, - const xmlChar *sys_id, - const xmlChar *notation) -{ - XML_Parser parser = (XML_Parser) user; - - if (parser->h_unparsed_entity_decl == NULL) { - return; - } - - parser->h_unparsed_entity_decl(parser->user, name, NULL, sys_id, pub_id, notation); -} - -static void -_notation_decl_handler(void *user, const xmlChar *notation, const xmlChar *pub_id, const xmlChar *sys_id) -{ - XML_Parser parser = (XML_Parser) user; - - if (parser->h_notation_decl == NULL) { - return; - } - - parser->h_notation_decl(parser->user, notation, NULL, sys_id, pub_id); -} - -static void -_build_comment(const xmlChar *data, int data_len, xmlChar **comment, int *comment_len) -{ - *comment_len = data_len + 7; - - *comment = xmlMalloc(*comment_len + 1); - memcpy(*comment, "<!--", 4); - memcpy(*comment + 4, data, data_len); - memcpy(*comment + 4 + data_len, "-->", 3); - - (*comment)[*comment_len] = '\0'; -} - -static void -_comment_handler(void *user, const xmlChar *comment) -{ - XML_Parser parser = (XML_Parser) user; - - if (parser->h_default) { - xmlChar *d_comment; - int d_comment_len; - - _build_comment(comment, xmlStrlen(comment), &d_comment, &d_comment_len); - parser->h_default(parser->user, d_comment, d_comment_len); - xmlFree(d_comment); - } -} - -static void -_build_entity(const xmlChar *name, int len, xmlChar **entity, int *entity_len) -{ - *entity_len = len + 2; - *entity = xmlMalloc(*entity_len + 1); - (*entity)[0] = '&'; - memcpy(*entity+1, name, len); - (*entity)[len+1] = ';'; - (*entity)[*entity_len] = '\0'; -} - -static void -_external_entity_ref_handler(void *user, const xmlChar *names, int type, const xmlChar *sys_id, const xmlChar *pub_id, xmlChar *content) -{ - XML_Parser parser = (XML_Parser) user; - - if (parser->h_external_entity_ref == NULL) { - return; - } - - parser->h_external_entity_ref(parser, names, "", sys_id, pub_id); -} - -static xmlEntityPtr -_get_entity(void *user, const xmlChar *name) -{ - XML_Parser parser = (XML_Parser) user; - xmlEntityPtr ret = NULL; - - if (parser->parser->inSubset == 0) { - ret = xmlGetPredefinedEntity(name); - if (ret == NULL) - ret = xmlGetDocEntity(parser->parser->myDoc, name); - - if (ret == NULL || (parser->parser->instate != XML_PARSER_ENTITY_VALUE && parser->parser->instate != XML_PARSER_ATTRIBUTE_VALUE)) { - if (ret == NULL || ret->etype == XML_INTERNAL_GENERAL_ENTITY || ret->etype == XML_INTERNAL_PARAMETER_ENTITY || ret->etype == XML_INTERNAL_PREDEFINED_ENTITY) { - /* Predefined entities will expand unless no cdata handler is present */ - if (parser->h_default && ! (ret && ret->etype == XML_INTERNAL_PREDEFINED_ENTITY && parser->h_cdata)) { - xmlChar *entity; - int len; - - _build_entity(name, xmlStrlen(name), &entity, &len); - parser->h_default(parser->user, (const xmlChar *) entity, len); - xmlFree(entity); - } else { - /* expat will not expand internal entities if default handler is present otherwise - it will expand and pass them to cdata handler */ - if (parser->h_cdata && ret) { - parser->h_cdata(parser->user, ret->content, xmlStrlen(ret->content)); - } - } - } else { - if (ret->etype == XML_EXTERNAL_GENERAL_PARSED_ENTITY) { - _external_entity_ref_handler(user, ret->name, ret->etype, ret->SystemID, ret->ExternalID, NULL); - } - } - } - } - - return ret; -} - -static xmlSAXHandler -php_xml_compat_handlers = { - NULL, /* internalSubset */ - NULL, /* isStandalone */ - NULL, /* hasInternalSubset */ - NULL, /* hasExternalSubset */ - NULL, /* resolveEntity */ - _get_entity, /* getEntity */ - NULL, /* entityDecl */ - _notation_decl_handler, - NULL, /* attributeDecl */ - NULL, /* elementDecl */ - _unparsed_entity_decl_handler, /* unparsedEntity */ - NULL, /* setDocumentLocator */ - NULL, /* startDocument */ - NULL, /* endDocument */ - _start_element_handler, /* startElement */ - _end_element_handler, /* endElement */ - NULL, /* reference */ - _cdata_handler, - NULL, /* ignorableWhitespace */ - _pi_handler, - _comment_handler, /* comment */ - NULL, /* warning */ - NULL, /* error */ - NULL, /* fatalError */ - NULL, /* getParameterEntity */ - _cdata_handler, /* cdataBlock */ - NULL, /* externalSubset */ - XML_SAX2_MAGIC, - NULL, - _start_element_handler_ns, - _end_element_handler_ns, - NULL -}; - -PHPAPI XML_Parser -XML_ParserCreate(const XML_Char *encoding) -{ - return XML_ParserCreate_MM(encoding, NULL, NULL); -} - -PHPAPI XML_Parser -XML_ParserCreateNS(const XML_Char *encoding, const XML_Char sep) -{ - XML_Char tmp[2]; - tmp[0] = sep; - tmp[1] = '\0'; - return XML_ParserCreate_MM(encoding, NULL, tmp); -} - -PHPAPI XML_Parser -XML_ParserCreate_MM(const XML_Char *encoding, const XML_Memory_Handling_Suite *memsuite, const XML_Char *sep) -{ - XML_Parser parser; - - parser = (XML_Parser) emalloc(sizeof(struct _XML_Parser)); - memset(parser, 0, sizeof(struct _XML_Parser)); - parser->use_namespace = 0; - parser->_ns_seperator = NULL; - - parser->parser = xmlCreatePushParserCtxt((xmlSAXHandlerPtr) &php_xml_compat_handlers, (void *) parser, NULL, 0, NULL); - if (parser->parser == NULL) { - efree(parser); - return NULL; - } -#if LIBXML_VERSION <= 20617 - /* for older versions of libxml2, allow correct detection of - * charset in documents with a BOM: */ - parser->parser->charset = XML_CHAR_ENCODING_NONE; -#endif - - parser->parser->replaceEntities = 1; - parser->parser->wellFormed = 0; - if (sep != NULL) { - parser->use_namespace = 1; - parser->parser->sax2 = 1; - parser->_ns_seperator = xmlStrdup(sep); - } else { - /* Reset flag as XML_SAX2_MAGIC is needed for xmlCreatePushParserCtxt - so must be set in the handlers */ - parser->parser->sax->initialized = 1; - } - return parser; -} - -PHPAPI void -XML_SetUserData(XML_Parser parser, void *user) -{ - parser->user = user; -} - -PHPAPI void * -XML_GetUserData(XML_Parser parser) -{ - return parser->user; -} - -PHPAPI void -XML_SetElementHandler(XML_Parser parser, XML_StartElementHandler start, XML_EndElementHandler end) -{ - parser->h_start_element = start; - parser->h_end_element = end; -} - -PHPAPI void -XML_SetCharacterDataHandler(XML_Parser parser, XML_CharacterDataHandler cdata) -{ - parser->h_cdata = cdata; -} - -PHPAPI void -XML_SetProcessingInstructionHandler(XML_Parser parser, XML_ProcessingInstructionHandler pi) -{ - parser->h_pi = pi; -} - -PHPAPI void -XML_SetCommentHandler(XML_Parser parser, XML_CommentHandler comment) -{ - parser->h_comment = comment; -} - -PHPAPI void -XML_SetDefaultHandler(XML_Parser parser, XML_DefaultHandler d) -{ - parser->h_default = d; -} - -PHPAPI void -XML_SetUnparsedEntityDeclHandler(XML_Parser parser, XML_UnparsedEntityDeclHandler unparsed_decl) -{ - parser->h_unparsed_entity_decl = unparsed_decl; -} - -PHPAPI void -XML_SetNotationDeclHandler(XML_Parser parser, XML_NotationDeclHandler notation_decl) -{ - parser->h_notation_decl = notation_decl; -} - -PHPAPI void -XML_SetExternalEntityRefHandler(XML_Parser parser, XML_ExternalEntityRefHandler ext_entity) -{ - parser->h_external_entity_ref = ext_entity; -} - -PHPAPI void -XML_SetStartNamespaceDeclHandler(XML_Parser parser, XML_StartNamespaceDeclHandler start_ns) -{ - parser->h_start_ns = start_ns; -} - -PHPAPI void -XML_SetEndNamespaceDeclHandler(XML_Parser parser, XML_EndNamespaceDeclHandler end_ns) -{ - parser->h_end_ns = end_ns; -} - -PHPAPI int -XML_Parse(XML_Parser parser, const XML_Char *data, int data_len, int is_final) -{ - int error; - -/* The following is a hack to keep BC with PHP 4 while avoiding -the inifite loop in libxml <= 2.6.17 which occurs when no encoding -has been defined and none can be detected */ -#if LIBXML_VERSION <= 20617 - if (parser->parser->charset == XML_CHAR_ENCODING_NONE) { - if (data_len >= 4 || (parser->parser->input->buf->buffer->use + data_len >= 4)) { - xmlChar start[4]; - int char_count; - - char_count = parser->parser->input->buf->buffer->use; - if (char_count > 4) { - char_count = 4; - } - - memcpy(start, parser->parser->input->buf->buffer->content, (size_t)char_count); - memcpy(start + char_count, data, (size_t)(4 - char_count)); - - if (xmlDetectCharEncoding(&start[0], 4) == XML_CHAR_ENCODING_NONE) { - parser->parser->charset = XML_CHAR_ENCODING_UTF8; - } - } - } -#endif - - error = xmlParseChunk(parser->parser, data, data_len, is_final); - if (!error) { - return 1; - } else if (parser->parser->lastError.level > XML_ERR_WARNING ){ - return 0; - } else { - return 1; - } -} - -PHPAPI int -XML_GetErrorCode(XML_Parser parser) -{ - return parser->parser->errNo; -} - -static const XML_Char *const error_mapping[] = { - "No error", - "Internal error", - "No memory", - "Invalid document start", - "Empty document", - "Invalid document end", - "Invalid hexadecimal character reference", - "Invalid decimal character reference", - "Invalid character reference", - "Invalid character", - "XML_ERR_CHARREF_AT_EOF", - "XML_ERR_CHARREF_IN_PROLOG", - "XML_ERR_CHARREF_IN_EPILOG", - "XML_ERR_CHARREF_IN_DTD", - "XML_ERR_ENTITYREF_AT_EOF", - "XML_ERR_ENTITYREF_IN_PROLOG", - "XML_ERR_ENTITYREF_IN_EPILOG", - "XML_ERR_ENTITYREF_IN_DTD", - "PEReference at end of document", - "PEReference in prolog", - "PEReference in epilog", - "PEReference: forbidden within markup decl in internal subset", - "XML_ERR_ENTITYREF_NO_NAME", - "EntityRef: expecting ';'", - "PEReference: no name", - "PEReference: expecting ';'", - "Undeclared entity error", - "Undeclared entity warning", - "Unparsed Entity", - "XML_ERR_ENTITY_IS_EXTERNAL", - "XML_ERR_ENTITY_IS_PARAMETER", - "Unknown encoding", - "Unsupported encoding", - "String not started expecting ' or \"", - "String not closed expecting \" or '", - "Namespace declaration error", - "EntityValue: \" or ' expected", - "EntityValue: \" or ' expected", - "< in attribute", - "Attribute not started", - "Attribute not finished", - "Attribute without value", - "Attribute redefined", - "SystemLiteral \" or ' expected", - "SystemLiteral \" or ' expected", - /* "XML_ERR_COMMENT_NOT_STARTED", <= eliminated on purpose */ - "Comment not finished", - "Processing Instruction not started", - "Processing Instruction not finished", - "NOTATION: Name expected here", - "'>' required to close NOTATION declaration", - "'(' required to start ATTLIST enumeration", - "'(' required to start ATTLIST enumeration", - "MixedContentDecl : '|' or ')*' expected", - "XML_ERR_MIXED_NOT_FINISHED", - "ELEMENT in DTD not started", - "ELEMENT in DTD not finished", - "XML declaration not started", - "XML declaration not finished", - "XML_ERR_CONDSEC_NOT_STARTED", - "XML conditional section not closed", - "Content error in the external subset", - "DOCTYPE not finished", - "Sequence ']]>' not allowed in content", - "CDATA not finished", - "Reserved XML Name", - "Space required", - "XML_ERR_SEPARATOR_REQUIRED", - "NmToken expected in ATTLIST enumeration", - "XML_ERR_NAME_REQUIRED", - "MixedContentDecl : '#PCDATA' expected", - "SYSTEM or PUBLIC, the URI is missing", - "PUBLIC, the Public Identifier is missing", - "< required", - "> required", - "</ required", - "= required", - "Mismatched tag", - "Tag not finished", - "standalone accepts only 'yes' or 'no'", - "Invalid XML encoding name", - "Comment must not contain '--' (double-hyphen)", - "Invalid encoding", - "external parsed entities cannot be standalone", - "XML conditional section '[' expected", - "Entity value required", - "chunk is not well balanced", - "extra content at the end of well balanced chunk", - "XML_ERR_ENTITY_CHAR_ERROR", - "PEReferences forbidden in internal subset", - "Detected an entity reference loop", - "XML_ERR_ENTITY_BOUNDARY", - "Invalid URI", - "Fragment not allowed", - "XML_WAR_CATALOG_PI", - "XML_ERR_NO_DTD", - "conditional section INCLUDE or IGNORE keyword expected", /* 95 */ - "Version in XML Declaration missing", /* 96 */ - "XML_WAR_UNKNOWN_VERSION", /* 97 */ - "XML_WAR_LANG_VALUE", /* 98 */ - "XML_WAR_NS_URI", /* 99 */ - "XML_WAR_NS_URI_RELATIVE", /* 100 */ - "Missing encoding in text declaration" /* 101 */ -}; - -PHPAPI const XML_Char * -XML_ErrorString(int code) -{ - if (code < 0 || code >= (int)(sizeof(error_mapping) / sizeof(error_mapping[0]))) { - return "Unknown"; - } - return error_mapping[code]; -} - -PHPAPI int -XML_GetCurrentLineNumber(XML_Parser parser) -{ - return parser->parser->input->line; -} - -PHPAPI int -XML_GetCurrentColumnNumber(XML_Parser parser) -{ - return parser->parser->input->col; -} - -PHPAPI int -XML_GetCurrentByteIndex(XML_Parser parser) -{ - return parser->parser->input->consumed + - (parser->parser->input->cur - parser->parser->input->base); -} - -PHPAPI int -XML_GetCurrentByteCount(XML_Parser parser) -{ - /* WARNING: this is identical to ByteIndex; it should probably - * be different */ - return parser->parser->input->consumed + - (parser->parser->input->cur - parser->parser->input->base); -} - -PHPAPI const XML_Char *XML_ExpatVersion(void) -{ - return "1.0"; -} - -PHPAPI void -XML_ParserFree(XML_Parser parser) -{ - if (parser->use_namespace) { - if (parser->_ns_seperator) { - xmlFree(parser->_ns_seperator); - } - } - if (parser->parser->myDoc) { - xmlFreeDoc(parser->parser->myDoc); - parser->parser->myDoc = NULL; - } - xmlFreeParserCtxt(parser->parser); - efree(parser); -} - -#endif /* LIBXML_EXPAT_COMPAT */ -#endif - -/** - * Local Variables: - * tab-width: 4 - * c-basic-offset: 4 - * indent-tabs-mode: t - * End: - * vim600: fdm=marker - * vim: ts=4 noet sw=4 - */ |