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parser: Rework xmlCtxtParseDocument
Make xmlCtxtParseDocument take a parser input which can be popped after parsing.
This commit is contained in:
Nick Wellnhofer
parent
c2b3294f60
commit
b82fd81d06
83
HTMLparser.c
83
HTMLparser.c
@ -6319,10 +6319,22 @@ htmlCtxtUseOptions(htmlParserCtxtPtr ctxt, int options)
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* Returns the resulting document tree or NULL
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*/
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htmlDocPtr
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htmlCtxtParseDocument(htmlParserCtxtPtr ctxt)
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htmlCtxtParseDocument(htmlParserCtxtPtr ctxt, xmlParserInputPtr input)
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{
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htmlDocPtr ret;
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if ((ctxt == NULL) || (input == NULL))
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return(NULL);
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/* assert(ctxt->inputNr == 0); */
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while (ctxt->inputNr > 0)
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xmlFreeInputStream(inputPop(ctxt));
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if (inputPush(ctxt, input) < 0) {
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xmlFreeInputStream(input);
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return(NULL);
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}
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ctxt->html = 1;
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htmlParseDocument(ctxt);
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@ -6334,6 +6346,10 @@ htmlCtxtParseDocument(htmlParserCtxtPtr ctxt)
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}
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ctxt->myDoc = NULL;
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/* assert(ctxt->inputNr == 1); */
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while (ctxt->inputNr > 0)
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xmlFreeInputStream(inputPop(ctxt));
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return(ret);
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}
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@ -6367,13 +6383,8 @@ htmlReadDoc(const xmlChar *str, const char *url, const char *encoding,
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input = xmlNewInputString(ctxt, url, (const char *) str, encoding,
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XML_INPUT_BUF_STATIC);
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if (input == NULL) {
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htmlFreeParserCtxt(ctxt);
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return(NULL);
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}
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inputPush(ctxt, input);
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doc = htmlCtxtParseDocument(ctxt);
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doc = htmlCtxtParseDocument(ctxt, input);
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htmlFreeParserCtxt(ctxt);
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return(doc);
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@ -6406,13 +6417,8 @@ htmlReadFile(const char *filename, const char *encoding, int options)
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htmlCtxtUseOptions(ctxt, options);
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input = xmlNewInputURL(ctxt, filename, NULL, encoding, 0);
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if (input == NULL) {
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htmlFreeParserCtxt(ctxt);
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return(NULL);
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}
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inputPush(ctxt, input);
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doc = htmlCtxtParseDocument(ctxt);
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doc = htmlCtxtParseDocument(ctxt, input);
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htmlFreeParserCtxt(ctxt);
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return(doc);
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@ -6452,13 +6458,8 @@ htmlReadMemory(const char *buffer, int size, const char *url,
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input = xmlNewInputMemory(ctxt, url, buffer, size, encoding,
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XML_INPUT_BUF_STATIC);
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if (input == NULL) {
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htmlFreeParserCtxt(ctxt);
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return(NULL);
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}
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inputPush(ctxt, input);
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doc = htmlCtxtParseDocument(ctxt);
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doc = htmlCtxtParseDocument(ctxt, input);
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htmlFreeParserCtxt(ctxt);
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return(doc);
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@ -6495,14 +6496,9 @@ htmlReadFd(int fd, const char *url, const char *encoding, int options)
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htmlCtxtUseOptions(ctxt, options);
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input = xmlNewInputFd(ctxt, url, fd, encoding, 0);
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if (input == NULL) {
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htmlFreeParserCtxt(ctxt);
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return(NULL);
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}
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input->buf->closecallback = NULL;
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inputPush(ctxt, input);
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doc = htmlCtxtParseDocument(ctxt);
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doc = htmlCtxtParseDocument(ctxt, input);
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htmlFreeParserCtxt(ctxt);
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return(doc);
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@ -6539,15 +6535,8 @@ htmlReadIO(xmlInputReadCallback ioread, xmlInputCloseCallback ioclose,
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htmlCtxtUseOptions(ctxt, options);
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input = xmlNewInputIO(ctxt, url, ioread, ioclose, ioctx, encoding, 0);
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if (input == NULL) {
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if (ioclose != NULL)
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ioclose(ioctx);
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htmlFreeParserCtxt(ctxt);
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return(NULL);
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}
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inputPush(ctxt, input);
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doc = htmlCtxtParseDocument(ctxt);
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doc = htmlCtxtParseDocument(ctxt, input);
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htmlFreeParserCtxt(ctxt);
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return(doc);
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@ -6580,11 +6569,8 @@ htmlCtxtReadDoc(htmlParserCtxtPtr ctxt, const xmlChar *str,
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htmlCtxtUseOptions(ctxt, options);
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input = xmlNewInputString(ctxt, URL, (const char *) str, encoding, 0);
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if (input == NULL)
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return(NULL);
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inputPush(ctxt, input);
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return(htmlCtxtParseDocument(ctxt));
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return(htmlCtxtParseDocument(ctxt, input));
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}
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/**
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@ -6614,11 +6600,8 @@ htmlCtxtReadFile(htmlParserCtxtPtr ctxt, const char *filename,
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htmlCtxtUseOptions(ctxt, options);
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input = xmlNewInputURL(ctxt, filename, NULL, encoding, 0);
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if (input == NULL)
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return (NULL);
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inputPush(ctxt, input);
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return(htmlCtxtParseDocument(ctxt));
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return(htmlCtxtParseDocument(ctxt, input));
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}
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/**
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@ -6651,11 +6634,8 @@ htmlCtxtReadMemory(htmlParserCtxtPtr ctxt, const char *buffer, int size,
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input = xmlNewInputMemory(ctxt, URL, buffer, size, encoding,
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XML_INPUT_BUF_STATIC);
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if (input == NULL)
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return(NULL);
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inputPush(ctxt, input);
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return(htmlCtxtParseDocument(ctxt));
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return(htmlCtxtParseDocument(ctxt, input));
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}
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/**
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@ -6688,12 +6668,9 @@ htmlCtxtReadFd(htmlParserCtxtPtr ctxt, int fd,
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htmlCtxtUseOptions(ctxt, options);
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input = xmlNewInputFd(ctxt, URL, fd, encoding, 0);
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if (input == NULL)
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return (NULL);
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input->buf->closecallback = NULL;
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inputPush(ctxt, input);
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return(htmlCtxtParseDocument(ctxt));
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return(htmlCtxtParseDocument(ctxt, input));
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}
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/**
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@ -6727,14 +6704,8 @@ htmlCtxtReadIO(htmlParserCtxtPtr ctxt, xmlInputReadCallback ioread,
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htmlCtxtUseOptions(ctxt, options);
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input = xmlNewInputIO(ctxt, URL, ioread, ioclose, ioctx, encoding, 0);
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if (input == NULL) {
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if (ioclose != NULL)
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ioclose(ioctx);
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return (NULL);
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}
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inputPush(ctxt, input);
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return(htmlCtxtParseDocument(ctxt));
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return(htmlCtxtParseDocument(ctxt, input));
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}
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#endif /* LIBXML_HTML_ENABLED */
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@ -247,7 +247,8 @@ XMLPUBFUN htmlDocPtr
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const char *encoding,
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int options);
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XMLPUBFUN htmlDocPtr
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htmlCtxtParseDocument (htmlParserCtxtPtr ctxt);
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htmlCtxtParseDocument (htmlParserCtxtPtr ctxt,
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xmlParserInputPtr input);
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XMLPUBFUN htmlDocPtr
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htmlCtxtReadDoc (xmlParserCtxtPtr ctxt,
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const xmlChar *cur,
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@ -1313,7 +1313,8 @@ XMLPUBFUN xmlDocPtr
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const char *encoding,
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int options);
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XMLPUBFUN xmlDocPtr
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xmlCtxtParseDocument (xmlParserCtxtPtr ctxt);
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xmlCtxtParseDocument (xmlParserCtxtPtr ctxt,
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xmlParserInputPtr input);
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XMLPUBFUN xmlDocPtr
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xmlCtxtReadDoc (xmlParserCtxtPtr ctxt,
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const xmlChar *cur,
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143
parser.c
143
parser.c
@ -2433,6 +2433,8 @@ xmlSkipBlankCharsPE(xmlParserCtxtPtr ctxt) {
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ent = ctxt->input->entity;
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ent->flags &= ~XML_ENT_EXPANDING;
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if ((ent->flags & XML_ENT_CHECKED) == 0) {
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consumed = ctxt->input->consumed;
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xmlSaturatedAddSizeT(&consumed,
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@ -2496,8 +2498,6 @@ xmlPopInput(xmlParserCtxtPtr ctxt) {
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if ((ctxt == NULL) || (ctxt->inputNr <= 1)) return(0);
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input = inputPop(ctxt);
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if (input->entity != NULL)
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input->entity->flags &= ~XML_ENT_EXPANDING;
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xmlFreeInputStream(input);
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if (*ctxt->input->cur == 0)
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xmlParserGrow(ctxt);
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@ -11656,8 +11656,6 @@ xmlCreateIOParserCtxt(xmlSAXHandlerPtr sax, void *user_data,
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input = xmlNewInputIO(ctxt, NULL, ioread, ioclose, ioctx, encoding, 0);
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if (input == NULL) {
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xmlFreeParserCtxt(ctxt);
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if (ioclose != NULL)
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ioclose(ioctx);
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return (NULL);
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}
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inputPush(ctxt, input);
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@ -12673,29 +12671,22 @@ xmlSAXParseFileWithData(xmlSAXHandlerPtr sax, const char *filename,
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int recovery, void *data) {
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xmlDocPtr ret;
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xmlParserCtxtPtr ctxt;
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xmlParserInputPtr input;
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ctxt = xmlCreateFileParserCtxt(filename);
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if (ctxt == NULL) {
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ctxt = xmlNewSAXParserCtxt(sax, NULL);
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if (ctxt == NULL)
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return(NULL);
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}
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if (sax != NULL) {
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if (sax->initialized == XML_SAX2_MAGIC) {
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*ctxt->sax = *sax;
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} else {
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memset(ctxt->sax, 0, sizeof(*ctxt->sax));
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memcpy(ctxt->sax, sax, sizeof(xmlSAXHandlerV1));
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}
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}
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if (data!=NULL) {
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if (data != NULL)
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ctxt->_private = data;
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}
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ctxt->recovery = recovery;
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ret = xmlCtxtParseDocument(ctxt);
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input = xmlNewInputURL(ctxt, filename, NULL, NULL, 0);
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ret = xmlCtxtParseDocument(ctxt, input);
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xmlFreeParserCtxt(ctxt);
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return(ret);
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}
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@ -12920,30 +12911,29 @@ xmlCreateMemoryParserCtxt(const char *buffer, int size) {
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xmlDocPtr
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xmlSAXParseMemoryWithData(xmlSAXHandlerPtr sax, const char *buffer,
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int size, int recovery, void *data) {
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int size, int recovery, void *data) {
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xmlDocPtr ret;
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xmlParserCtxtPtr ctxt;
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xmlParserInputPtr input;
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ctxt = xmlCreateMemoryParserCtxt(buffer, size);
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if (ctxt == NULL) return(NULL);
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if (sax != NULL) {
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if (sax->initialized == XML_SAX2_MAGIC) {
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*ctxt->sax = *sax;
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} else {
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memset(ctxt->sax, 0, sizeof(*ctxt->sax));
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memcpy(ctxt->sax, sax, sizeof(xmlSAXHandlerV1));
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}
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}
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if (data!=NULL) {
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if (size < 0)
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return(NULL);
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ctxt = xmlNewSAXParserCtxt(sax, NULL);
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if (ctxt == NULL)
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return(NULL);
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if (data != NULL)
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ctxt->_private=data;
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}
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ctxt->recovery = recovery;
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ret = xmlCtxtParseDocument(ctxt);
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input = xmlNewInputMemory(ctxt, NULL, buffer, size, NULL,
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XML_INPUT_BUF_STATIC);
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ret = xmlCtxtParseDocument(ctxt, input);
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xmlFreeParserCtxt(ctxt);
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return(ret);
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}
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@ -13593,16 +13583,30 @@ xmlCtxtSetMaxAmplification(xmlParserCtxtPtr ctxt, unsigned maxAmpl)
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/**
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* xmlCtxtParseDocument:
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* @ctxt: an XML parser context
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* @input: parser input
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*
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* Parse an XML document and return the resulting document tree.
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* Takes ownership of the input object.
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*
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* Returns the resulting document tree or NULL
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*/
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xmlDocPtr
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xmlCtxtParseDocument(xmlParserCtxtPtr ctxt)
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xmlCtxtParseDocument(xmlParserCtxtPtr ctxt, xmlParserInputPtr input)
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{
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xmlDocPtr ret = NULL;
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if ((ctxt == NULL) || (input == NULL))
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return(NULL);
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/* assert(ctxt->inputNr == 0); */
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while (ctxt->inputNr > 0)
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xmlFreeInputStream(inputPop(ctxt));
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if (inputPush(ctxt, input) < 0) {
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xmlFreeInputStream(input);
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return(NULL);
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}
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xmlParseDocument(ctxt);
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if ((ctxt->wellFormed) ||
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@ -13617,6 +13621,10 @@ xmlCtxtParseDocument(xmlParserCtxtPtr ctxt)
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}
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ctxt->myDoc = NULL;
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/* assert(ctxt->inputNr == 1); */
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while (ctxt->inputNr > 0)
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xmlFreeInputStream(inputPop(ctxt));
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return(ret);
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}
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@ -13650,13 +13658,8 @@ xmlReadDoc(const xmlChar *cur, const char *URL, const char *encoding,
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input = xmlNewInputString(ctxt, URL, (const char *) cur, encoding,
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XML_INPUT_BUF_STATIC);
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if (input == NULL) {
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xmlFreeParserCtxt(ctxt);
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return(NULL);
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}
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inputPush(ctxt, input);
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doc = xmlCtxtParseDocument(ctxt);
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doc = xmlCtxtParseDocument(ctxt, input);
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xmlFreeParserCtxt(ctxt);
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return(doc);
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@ -13689,13 +13692,8 @@ xmlReadFile(const char *filename, const char *encoding, int options)
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xmlCtxtUseOptions(ctxt, options);
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input = xmlNewInputURL(ctxt, filename, NULL, encoding, 0);
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if (input == NULL) {
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xmlFreeParserCtxt(ctxt);
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return(NULL);
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}
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inputPush(ctxt, input);
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doc = xmlCtxtParseDocument(ctxt);
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doc = xmlCtxtParseDocument(ctxt, input);
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xmlFreeParserCtxt(ctxt);
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return(doc);
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@ -13735,13 +13733,8 @@ xmlReadMemory(const char *buffer, int size, const char *url,
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input = xmlNewInputMemory(ctxt, url, buffer, size, encoding,
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XML_INPUT_BUF_STATIC);
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if (input == NULL) {
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xmlFreeParserCtxt(ctxt);
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return(NULL);
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}
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inputPush(ctxt, input);
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doc = xmlCtxtParseDocument(ctxt);
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doc = xmlCtxtParseDocument(ctxt, input);
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xmlFreeParserCtxt(ctxt);
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return(doc);
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@ -13777,14 +13770,9 @@ xmlReadFd(int fd, const char *URL, const char *encoding, int options)
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xmlCtxtUseOptions(ctxt, options);
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input = xmlNewInputFd(ctxt, URL, fd, encoding, 0);
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if (input == NULL) {
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xmlFreeParserCtxt(ctxt);
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return(NULL);
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}
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input->buf->closecallback = NULL;
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inputPush(ctxt, input);
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doc = xmlCtxtParseDocument(ctxt);
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doc = xmlCtxtParseDocument(ctxt, input);
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xmlFreeParserCtxt(ctxt);
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return(doc);
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@ -13820,15 +13808,8 @@ xmlReadIO(xmlInputReadCallback ioread, xmlInputCloseCallback ioclose,
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xmlCtxtUseOptions(ctxt, options);
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input = xmlNewInputIO(ctxt, URL, ioread, ioclose, ioctx, encoding, 0);
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if (input == NULL) {
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xmlFreeParserCtxt(ctxt);
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if (ioclose != NULL)
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ioclose(ioctx);
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return (NULL);
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}
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inputPush(ctxt, input);
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doc = xmlCtxtParseDocument(ctxt);
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doc = xmlCtxtParseDocument(ctxt, input);
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xmlFreeParserCtxt(ctxt);
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return(doc);
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@ -13865,11 +13846,8 @@ xmlCtxtReadDoc(xmlParserCtxtPtr ctxt, const xmlChar *str,
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input = xmlNewInputString(ctxt, URL, (const char *) str, encoding,
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XML_INPUT_BUF_STATIC);
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if (input == NULL)
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return(NULL);
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inputPush(ctxt, input);
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return(xmlCtxtParseDocument(ctxt));
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return(xmlCtxtParseDocument(ctxt, input));
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}
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/**
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@ -13899,11 +13877,8 @@ xmlCtxtReadFile(xmlParserCtxtPtr ctxt, const char *filename,
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xmlCtxtUseOptions(ctxt, options);
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input = xmlNewInputURL(ctxt, filename, NULL, encoding, 0);
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if (input == NULL)
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return(NULL);
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inputPush(ctxt, input);
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return(xmlCtxtParseDocument(ctxt));
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return(xmlCtxtParseDocument(ctxt, input));
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}
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/**
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@ -13939,11 +13914,8 @@ xmlCtxtReadMemory(xmlParserCtxtPtr ctxt, const char *buffer, int size,
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input = xmlNewInputMemory(ctxt, URL, buffer, size, encoding,
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XML_INPUT_BUF_STATIC);
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if (input == NULL)
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return(NULL);
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inputPush(ctxt, input);
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return(xmlCtxtParseDocument(ctxt));
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return(xmlCtxtParseDocument(ctxt, input));
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}
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/**
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@ -13979,12 +13951,9 @@ xmlCtxtReadFd(xmlParserCtxtPtr ctxt, int fd,
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xmlCtxtUseOptions(ctxt, options);
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input = xmlNewInputFd(ctxt, URL, fd, encoding, 0);
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if (input == NULL)
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return (NULL);
|
||||
input->buf->closecallback = NULL;
|
||||
inputPush(ctxt, input);
|
||||
|
||||
return(xmlCtxtParseDocument(ctxt));
|
||||
return(xmlCtxtParseDocument(ctxt, input));
|
||||
}
|
||||
|
||||
/**
|
||||
@ -14022,13 +13991,7 @@ xmlCtxtReadIO(xmlParserCtxtPtr ctxt, xmlInputReadCallback ioread,
|
||||
xmlCtxtUseOptions(ctxt, options);
|
||||
|
||||
input = xmlNewInputIO(ctxt, URL, ioread, ioclose, ioctx, encoding, 0);
|
||||
if (input == NULL) {
|
||||
if (ioclose != NULL)
|
||||
ioclose(ioctx);
|
||||
return (NULL);
|
||||
}
|
||||
inputPush(ctxt, input);
|
||||
|
||||
return(xmlCtxtParseDocument(ctxt));
|
||||
return(xmlCtxtParseDocument(ctxt, input));
|
||||
}
|
||||
|
||||
|
||||
@ -1490,8 +1490,8 @@ xmlNewInputStream(xmlParserCtxtPtr ctxt) {
|
||||
* - a file opened from the filesystem, with automatic detection
|
||||
* of compressed files if support is compiled in.
|
||||
*
|
||||
* The returned input should be push onto the input stack with
|
||||
* xmlPushInput.
|
||||
* The returned input can be passed to xmlCtxtParseDocument or
|
||||
* htmlCtxtParseDocument.
|
||||
*
|
||||
* This function should not be invoked from user-defined resource
|
||||
* loaders to avoid infinite loops.
|
||||
@ -1707,6 +1707,8 @@ xmlNewInputIO(xmlParserCtxtPtr ctxt, const char *url,
|
||||
buf = xmlAllocParserInputBuffer(XML_CHAR_ENCODING_NONE);
|
||||
if (buf == NULL) {
|
||||
xmlCtxtErrMemory(ctxt);
|
||||
if (ioClose != NULL)
|
||||
ioClose(ioCtxt);
|
||||
return(NULL);
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user