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https://gitlab.gnome.org/GNOME/libxml2.git
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parser: More fixes to push parser error handling
This commit is contained in:
parent
bbd918b2e7
commit
53050b1dd8
39
parser.c
39
parser.c
@ -10955,7 +10955,7 @@ xmlParseTryOrFinish(xmlParserCtxtPtr ctxt, int terminate) {
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/*
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* Very first chars read from the document flow.
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*/
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if (avail < 4)
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if ((!terminate) && (avail < 4))
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goto done;
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/*
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@ -10973,23 +10973,12 @@ xmlParseTryOrFinish(xmlParserCtxtPtr ctxt, int terminate) {
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break;
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case XML_PARSER_XML_DECL:
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if (avail < 2)
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if ((!terminate) && (avail < 2))
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goto done;
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cur = ctxt->input->cur[0];
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next = ctxt->input->cur[1];
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if (cur == 0) {
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if ((ctxt->sax) && (ctxt->sax->setDocumentLocator))
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ctxt->sax->setDocumentLocator(ctxt->userData,
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&xmlDefaultSAXLocator);
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xmlFatalErr(ctxt, XML_ERR_DOCUMENT_EMPTY, NULL);
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xmlHaltParser(ctxt);
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if ((ctxt->sax) && (ctxt->sax->endDocument != NULL))
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ctxt->sax->endDocument(ctxt->userData);
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goto done;
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}
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if ((cur == '<') && (next == '?')) {
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/* PI or XML decl */
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if (avail < 5) goto done;
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if ((!terminate) &&
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(!xmlParseLookupString(ctxt, 2, "?>", 2)))
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goto done;
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@ -11034,11 +11023,12 @@ xmlParseTryOrFinish(xmlParserCtxtPtr ctxt, int terminate) {
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int line = ctxt->input->line;
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int nsNr = ctxt->nsNr;
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if (avail < 2)
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if ((!terminate) && (avail < 2))
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goto done;
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cur = ctxt->input->cur[0];
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if (cur != '<') {
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xmlFatalErr(ctxt, XML_ERR_DOCUMENT_EMPTY, NULL);
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xmlFatalErrMsg(ctxt, XML_ERR_DOCUMENT_EMPTY,
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"Start tag expected, '<' not found");
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xmlHaltParser(ctxt);
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if ((ctxt->sax) && (ctxt->sax->endDocument != NULL))
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ctxt->sax->endDocument(ctxt->userData);
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@ -11213,8 +11203,6 @@ xmlParseTryOrFinish(xmlParserCtxtPtr ctxt, int terminate) {
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break;
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}
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case XML_PARSER_END_TAG:
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if (avail < 2)
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goto done;
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if ((!terminate) && (!xmlParseLookupChar(ctxt, '>')))
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goto done;
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if (ctxt->sax2) {
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@ -11532,9 +11520,20 @@ xmlParseChunk(xmlParserCtxtPtr ctxt, const char *chunk, int size,
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/*
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* Check for termination
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*/
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if (ctxt->input->cur < ctxt->input->end) {
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if (ctxt->errNo == XML_ERR_OK)
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xmlFatalErr(ctxt, XML_ERR_DOCUMENT_END, NULL);
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if ((ctxt->instate != XML_PARSER_EOF) &&
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(ctxt->instate != XML_PARSER_EPILOG)) {
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if (ctxt->nameNr > 0) {
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const xmlChar *name = ctxt->nameTab[ctxt->nameNr - 1];
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int line = ctxt->pushTab[ctxt->nameNr - 1].line;
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xmlFatalErrMsgStrIntStr(ctxt, XML_ERR_TAG_NOT_FINISHED,
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"Premature end of data in tag %s line %d\n",
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name, line, NULL);
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} else if (ctxt->instate == XML_PARSER_START) {
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xmlFatalErr(ctxt, XML_ERR_DOCUMENT_EMPTY, NULL);
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} else {
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xmlFatalErrMsg(ctxt, XML_ERR_DOCUMENT_EMPTY,
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"Start tag expected, '<' not found\n");
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}
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} else if ((ctxt->input->buf != NULL) &&
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(ctxt->input->buf->encoder != NULL) &&
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(!xmlBufIsEmpty(ctxt->input->buf->raw))) {
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3
result/errors/empty.xml.ent
Normal file
3
result/errors/empty.xml.ent
Normal file
@ -0,0 +1,3 @@
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./test/errors/empty.xml:1: parser error : Document is empty
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^
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3
result/errors/empty.xml.err
Normal file
3
result/errors/empty.xml.err
Normal file
@ -0,0 +1,3 @@
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./test/errors/empty.xml:1: parser error : Document is empty
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^
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4
result/errors/empty.xml.str
Normal file
4
result/errors/empty.xml.str
Normal file
@ -0,0 +1,4 @@
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./test/errors/empty.xml:1: parser error : Document is empty
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^
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./test/errors/empty.xml : failed to parse
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3
result/errors/extra-content.xml.ent
Normal file
3
result/errors/extra-content.xml.ent
Normal file
@ -0,0 +1,3 @@
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./test/errors/extra-content.xml:1: parser error : Extra content at the end of the document
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<d/>x
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^
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3
result/errors/extra-content.xml.err
Normal file
3
result/errors/extra-content.xml.err
Normal file
@ -0,0 +1,3 @@
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./test/errors/extra-content.xml:1: parser error : Extra content at the end of the document
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<d/>x
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^
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4
result/errors/extra-content.xml.str
Normal file
4
result/errors/extra-content.xml.str
Normal file
@ -0,0 +1,4 @@
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./test/errors/extra-content.xml:1: parser error : Extra content at the end of the document
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<d/>x
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^
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./test/errors/extra-content.xml : failed to parse
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3
result/errors/invalid-start-tag-1.xml.ent
Normal file
3
result/errors/invalid-start-tag-1.xml.ent
Normal file
@ -0,0 +1,3 @@
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./test/errors/invalid-start-tag-1.xml:1: parser error : Start tag expected, '<' not found
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x
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^
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3
result/errors/invalid-start-tag-1.xml.err
Normal file
3
result/errors/invalid-start-tag-1.xml.err
Normal file
@ -0,0 +1,3 @@
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./test/errors/invalid-start-tag-1.xml:1: parser error : Start tag expected, '<' not found
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x
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^
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4
result/errors/invalid-start-tag-1.xml.str
Normal file
4
result/errors/invalid-start-tag-1.xml.str
Normal file
@ -0,0 +1,4 @@
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./test/errors/invalid-start-tag-1.xml:1: parser error : Start tag expected, '<' not found
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x
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^
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./test/errors/invalid-start-tag-1.xml : failed to parse
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3
result/errors/invalid-start-tag-2.xml.ent
Normal file
3
result/errors/invalid-start-tag-2.xml.ent
Normal file
@ -0,0 +1,3 @@
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./test/errors/invalid-start-tag-2.xml:1: parser error : StartTag: invalid element name
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<
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^
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3
result/errors/invalid-start-tag-2.xml.err
Normal file
3
result/errors/invalid-start-tag-2.xml.err
Normal file
@ -0,0 +1,3 @@
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./test/errors/invalid-start-tag-2.xml:1: parser error : StartTag: invalid element name
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<
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^
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4
result/errors/invalid-start-tag-2.xml.str
Normal file
4
result/errors/invalid-start-tag-2.xml.str
Normal file
@ -0,0 +1,4 @@
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./test/errors/invalid-start-tag-2.xml:1: parser error : StartTag: invalid element name
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<
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^
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./test/errors/invalid-start-tag-2.xml : failed to parse
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3
result/errors/unclosed-element.xml.ent
Normal file
3
result/errors/unclosed-element.xml.ent
Normal file
@ -0,0 +1,3 @@
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./test/errors/unclosed-element.xml:2: parser error : Premature end of data in tag d line 1
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^
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3
result/errors/unclosed-element.xml.err
Normal file
3
result/errors/unclosed-element.xml.err
Normal file
@ -0,0 +1,3 @@
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./test/errors/unclosed-element.xml:2: parser error : Premature end of data in tag d line 1
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^
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4
result/errors/unclosed-element.xml.str
Normal file
4
result/errors/unclosed-element.xml.str
Normal file
@ -0,0 +1,4 @@
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./test/errors/unclosed-element.xml:2: parser error : Premature end of data in tag d line 1
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^
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./test/errors/unclosed-element.xml : failed to parse
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0
test/errors/empty.xml
Normal file
0
test/errors/empty.xml
Normal file
1
test/errors/extra-content.xml
Normal file
1
test/errors/extra-content.xml
Normal file
@ -0,0 +1 @@
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<d/>x
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1
test/errors/invalid-start-tag-1.xml
Normal file
1
test/errors/invalid-start-tag-1.xml
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@ -0,0 +1 @@
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x
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1
test/errors/invalid-start-tag-2.xml
Normal file
1
test/errors/invalid-start-tag-2.xml
Normal file
@ -0,0 +1 @@
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<
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1
test/errors/unclosed-element.xml
Normal file
1
test/errors/unclosed-element.xml
Normal file
@ -0,0 +1 @@
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<d>
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