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applied Peter Jacobi encoding cleanup patch, and also avoided a possible

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* parser.c parserInternals.c tree.c: applied Peter Jacobi encoding
  cleanup patch, and also avoided a possible memory leak
Daniel
This commit is contained in:
Daniel Veillard
2003-07-29 16:47:24 +00:00
parent 9ff7de14ae
commit a6874ca47c
4 changed files with 19 additions and 60 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Tue Jul 29 12:46:08 EDT 2003 Daniel Veillard <daniel@veillard.com>
* parser.c parserInternals.c tree.c: applied Peter Jacobi encoding
cleanup patch, and also avoided a possible memory leak
Tue Jul 29 09:28:09 EDT 2003 Daniel Veillard <daniel@veillard.com>
* encoding.c: fix the previous commit

17
parser.c
View File

@ -7575,28 +7575,12 @@ xmlParseEncodingDecl(xmlParserCtxtPtr ctxt) {
if (ctxt->recovery == 0) ctxt->disableSAX = 1;
}
if (encoding != NULL) {
xmlCharEncoding enc;
xmlCharEncodingHandlerPtr handler;
if (ctxt->input->encoding != NULL)
xmlFree((xmlChar *) ctxt->input->encoding);
ctxt->input->encoding = encoding;
enc = xmlParseCharEncoding((const char *) encoding);
/*
* registered set of known encodings
*/
if (enc != XML_CHAR_ENCODING_ERROR) {
xmlSwitchEncoding(ctxt, enc);
if (ctxt->errNo == XML_ERR_UNSUPPORTED_ENCODING) {
ctxt->input->encoding = NULL;
xmlFree(encoding);
return(NULL);
}
} else {
/*
* fallback for unknown encodings
*/
handler = xmlFindCharEncodingHandler((const char *) encoding);
if (handler != NULL) {
xmlSwitchToEncoding(ctxt, handler);
@ -7609,7 +7593,6 @@ xmlParseEncodingDecl(xmlParserCtxtPtr ctxt) {
}
}
}
}
return(encoding);
}

2
parserInternals.c
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@ -1780,13 +1780,13 @@ xmlSwitchToEncoding(xmlParserCtxtPtr ctxt, xmlCharEncodingHandlerPtr handler)
/*
* "UTF-16" can be used for both LE and BE
*/
if ((!xmlStrncmp(BAD_CAST ctxt->input->buf->encoder->name,
BAD_CAST "UTF-16", 6)) &&
(!xmlStrncmp(BAD_CAST handler->name,
BAD_CAST "UTF-16", 6))) {
return(0);
}
*/
/*
* Note: this is a bit dangerous, but that's what it

39
tree.c
View File

@ -961,6 +961,11 @@ xmlNewDoc(const xmlChar *version) {
cur->standalone = -1;
cur->compression = -1; /* not initialized */
cur->doc = cur;
/*
* The in memory encoding is always UTF8
* This field will never change and would
* be obsolete if not for binary compatibility.
*/
cur->charset = XML_CHAR_ENCODING_UTF8;
if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue))
@ -7830,7 +7835,6 @@ xmlDocDumpFormatMemoryEnc(xmlDocPtr out_doc, xmlChar **doc_txt_ptr,
int format) {
int dummy = 0;
xmlCharEncoding doc_charset;
xmlOutputBufferPtr out_buff = NULL;
xmlCharEncodingHandlerPtr conv_hdlr = NULL;
@ -7863,16 +7867,6 @@ xmlDocDumpFormatMemoryEnc(xmlDocPtr out_doc, xmlChar **doc_txt_ptr,
if (txt_encoding == NULL)
txt_encoding = (const char *) out_doc->encoding;
if (txt_encoding != NULL) {
doc_charset = xmlParseCharEncoding(txt_encoding);
if (out_doc->charset != XML_CHAR_ENCODING_UTF8) {
xmlGenericError(xmlGenericErrorContext,
"xmlDocDumpFormatMemoryEnc: Source document not in UTF8\n");
return;
} else if (doc_charset != XML_CHAR_ENCODING_UTF8) {
conv_hdlr = xmlGetCharEncodingHandler(doc_charset);
if (conv_hdlr == NULL)
conv_hdlr = xmlFindCharEncodingHandler(txt_encoding);
if ( conv_hdlr == NULL ) {
xmlGenericError(xmlGenericErrorContext,
@ -7884,7 +7878,6 @@ xmlDocDumpFormatMemoryEnc(xmlDocPtr out_doc, xmlChar **doc_txt_ptr,
return;
}
}
}
if ((out_buff = xmlAllocOutputBuffer(conv_hdlr)) == NULL ) {
xmlGenericError(xmlGenericErrorContext,
@ -8048,25 +8041,12 @@ xmlDocFormatDump(FILE *f, xmlDocPtr cur, int format) {
encoding = (const char *) cur->encoding;
if (encoding != NULL) {
xmlCharEncoding enc;
enc = xmlParseCharEncoding(encoding);
if (cur->charset != XML_CHAR_ENCODING_UTF8) {
xmlGenericError(xmlGenericErrorContext,
"xmlDocDump: document not in UTF8\n");
return(-1);
}
if (enc != XML_CHAR_ENCODING_UTF8) {
handler = xmlGetCharEncodingHandler(enc);
if (handler == NULL)
handler = xmlFindCharEncodingHandler(encoding);
if (handler == NULL) {
xmlFree((char *) cur->encoding);
cur->encoding = NULL;
}
}
}
buf = xmlOutputBufferCreateFile(f, handler);
if (buf == NULL) return(-1);
xmlDocContentDumpOutput(buf, cur, NULL, format);
@ -8150,7 +8130,6 @@ xmlSaveFormatFileEnc( const char * filename, xmlDocPtr cur,
const char * encoding, int format ) {
xmlOutputBufferPtr buf;
xmlCharEncodingHandlerPtr handler = NULL;
xmlCharEncoding enc;
int ret;
if (cur == NULL)
@ -8161,18 +8140,10 @@ xmlSaveFormatFileEnc( const char * filename, xmlDocPtr cur,
if (encoding != NULL) {
enc = xmlParseCharEncoding(encoding);
if (cur->charset != XML_CHAR_ENCODING_UTF8) {
xmlGenericError(xmlGenericErrorContext,
"xmlSaveFormatFileEnc: document not in UTF8\n");
return(-1);
}
if (enc != XML_CHAR_ENCODING_UTF8) {
handler = xmlFindCharEncodingHandler(encoding);
if (handler == NULL)
return(-1);
}
}
#ifdef HAVE_ZLIB_H
if (cur->compression < 0) cur->compression = xmlCompressMode;