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parser: Don't skip CR in xmlCurrentChar

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Skip over carriage returns later in xmlNextChar.
This commit is contained in:
Nick Wellnhofer 2023-09-25 14:35:43 +02:00
parent 19161bab15
commit cb927e8519
1 changed files with 25 additions and 9 deletions
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34
parserInternals.c
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@ -722,16 +722,24 @@ xmlNextChar(xmlParserCtxtPtr ctxt)
const unsigned char *cur;
unsigned char c;
cur = ctxt->input->cur;
/*
* 2.11 End-of-Line Handling
* the literal two-character sequence "#xD#xA" or a standalone
* literal #xD, an XML processor must pass to the application
* the single character #xA.
*/
if (*(ctxt->input->cur) == '\n') {
ctxt->input->line++; ctxt->input->col = 1;
} else
if ((*cur == '\n') || (*cur == '\r')) {
ctxt->input->line++;
ctxt->input->col = 1;
if ((*cur == '\r') && (cur[1] == '\n')) {
ctxt->input->cur++;
cur++;
}
} else {
ctxt->input->col++;
}
/*
* We are supposed to handle UTF8, check it's valid
@ -744,7 +752,6 @@ xmlNextChar(xmlParserCtxtPtr ctxt)
*
* Check for the 0x110000 limit too
*/
cur = ctxt->input->cur;
c = *cur;
if (c & 0x80) {
@ -793,16 +800,25 @@ xmlNextChar(xmlParserCtxtPtr ctxt)
/* 1-byte code */
ctxt->input->cur++;
} else {
const unsigned char *cur;
/*
* Assume it's a fixed length encoding (1) with
* a compatible encoding for the ASCII set, since
* XML constructs only use < 128 chars
*/
if (*(ctxt->input->cur) == '\n') {
ctxt->input->line++; ctxt->input->col = 1;
} else
cur = ctxt->input->cur;
if ((*cur == '\n') || (*cur == '\r')) {
ctxt->input->line++;
ctxt->input->col = 1;
if ((*cur == '\r') && (cur[1] == '\n')) {
ctxt->input->cur++;
}
} else {
ctxt->input->col++;
}
ctxt->input->cur++;
}
return;
@ -953,7 +969,7 @@ xmlCurrentChar(xmlParserCtxtPtr ctxt, int *len) {
}
if (*ctxt->input->cur == 0xD) {
if (ctxt->input->cur[1] == 0xA) {
ctxt->input->cur++;
*len = 2;
}
return(0xA);
}
@ -968,7 +984,7 @@ xmlCurrentChar(xmlParserCtxtPtr ctxt, int *len) {
*len = 1;
if (*ctxt->input->cur == 0xD) {
if (ctxt->input->cur[1] == 0xA) {
ctxt->input->cur++;
*len = 2;
}
return(0xA);
}