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applied patch from Chris Anderson to change back memcmp with CMPx() Daniel

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* parser.c: applied patch from Chris Anderson to change back
  memcmp with CMPx()
Daniel
This commit is contained in:
Daniel Veillard
2003-10-19 14:46:32 +00:00
parent 05bcb7ed30
commit a07050ddac
2 changed files with 65 additions and 41 deletions
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101
parser.c
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@@ -102,6 +102,7 @@ static const char *xmlW3CPIs[] = {
NULL
};
/* DEPR void xmlParserHandleReference(xmlParserCtxtPtr ctxt); */
xmlEntityPtr xmlParseStringPEReference(xmlParserCtxtPtr ctxt,
const xmlChar **str);
@@ -1202,6 +1203,24 @@ static int spacePop(xmlParserCtxtPtr ctxt) {
#define NXT(val) ctxt->input->cur[(val)]
#define CUR_PTR ctxt->input->cur
#define CMP4( s, c1, c2, c3, c4 ) \
( ((unsigned char *) s)[ 0 ] == c1 && ((unsigned char *) s)[ 1 ] == c2 && \
((unsigned char *) s)[ 2 ] == c3 && ((unsigned char *) s)[ 3 ] == c4 )
#define CMP5( s, c1, c2, c3, c4, c5 ) \
( CMP4( s, c1, c2, c3, c4 ) && ((unsigned char *) s)[ 4 ] == c5 )
#define CMP6( s, c1, c2, c3, c4, c5, c6 ) \
( CMP5( s, c1, c2, c3, c4, c5 ) && ((unsigned char *) s)[ 5 ] == c6 )
#define CMP7( s, c1, c2, c3, c4, c5, c6, c7 ) \
( CMP6( s, c1, c2, c3, c4, c5, c6 ) && ((unsigned char *) s)[ 6 ] == c7 )
#define CMP8( s, c1, c2, c3, c4, c5, c6, c7, c8 ) \
( CMP7( s, c1, c2, c3, c4, c5, c6, c7 ) && ((unsigned char *) s)[ 7 ] == c8 )
#define CMP9( s, c1, c2, c3, c4, c5, c6, c7, c8, c9 ) \
( CMP8( s, c1, c2, c3, c4, c5, c6, c7, c8 ) && \
((unsigned char *) s)[ 8 ] == c9 )
#define CMP10( s, c1, c2, c3, c4, c5, c6, c7, c8, c9, c10 ) \
( CMP9( s, c1, c2, c3, c4, c5, c6, c7, c8, c9 ) && \
((unsigned char *) s)[ 9 ] == c10 )
#define SKIP(val) do { \
ctxt->nbChars += (val),ctxt->input->cur += (val),ctxt->input->col+=(val); \
if (*ctxt->input->cur == '%') xmlParserHandlePEReference(ctxt); \
@@ -1774,8 +1793,8 @@ xmlParserHandlePEReference(xmlParserCtxtPtr ctxt) {
}
if ((entity->etype == XML_EXTERNAL_PARAMETER_ENTITY) &&
(memcmp(CUR_PTR, "<?xml", 5) == 0) &&
(IS_BLANK_CH(NXT(5)))) {
(CMP5(CUR_PTR, '<', '?', 'x', 'm', 'l' )) &&
(IS_BLANK_CH(NXT(5)))) {
xmlParseTextDecl(ctxt);
}
} else {
@@ -3718,7 +3737,7 @@ xmlParseExternalID(xmlParserCtxtPtr ctxt, xmlChar **publicID, int strict) {
SHRINK;
*publicID = NULL;
if (memcmp(CUR_PTR, "SYSTEM", 6) == 0) {
if (CMP6(CUR_PTR, 'S', 'Y', 'S', 'T', 'E', 'M')) {
SKIP(6);
if (!IS_BLANK_CH(CUR)) {
xmlFatalErrMsg(ctxt, XML_ERR_SPACE_REQUIRED,
@@ -3729,7 +3748,7 @@ xmlParseExternalID(xmlParserCtxtPtr ctxt, xmlChar **publicID, int strict) {
if (URI == NULL) {
xmlFatalErr(ctxt, XML_ERR_URI_REQUIRED, NULL);
}
} else if (memcmp(CUR_PTR, "PUBLIC", 6) == 0) {
} else if (CMP6(CUR_PTR, 'P', 'U', 'B', 'L', 'I', 'C')) {
SKIP(6);
if (!IS_BLANK_CH(CUR)) {
xmlFatalErrMsg(ctxt, XML_ERR_SPACE_REQUIRED,
@@ -4137,7 +4156,7 @@ xmlParseNotationDecl(xmlParserCtxtPtr ctxt) {
xmlChar *Pubid;
xmlChar *Systemid;
if (memcmp(CUR_PTR, "<!NOTATION", 10) == 0) {
if (CMP10(CUR_PTR, '<', '!', 'N', 'O', 'T', 'A', 'T', 'I', 'O', 'N')) {
xmlParserInputPtr input = ctxt->input;
SHRINK;
SKIP(10);
@@ -4216,7 +4235,7 @@ xmlParseEntityDecl(xmlParserCtxtPtr ctxt) {
int skipped;
GROW;
if (memcmp(CUR_PTR, "<!ENTITY", 8) == 0) {
if (CMP8(CUR_PTR, '<', '!', 'E', 'N', 'T', 'I', 'T', 'Y')) {
xmlParserInputPtr input = ctxt->input;
SHRINK;
SKIP(8);
@@ -4354,7 +4373,7 @@ xmlParseEntityDecl(xmlParserCtxtPtr ctxt) {
"Space required before 'NDATA'\n");
}
SKIP_BLANKS;
if (memcmp(CUR_PTR, "NDATA", 5) == 0) {
if (CMP5(CUR_PTR, 'N', 'D', 'A', 'T', 'A')) {
SKIP(5);
if (!IS_BLANK_CH(CUR)) {
xmlFatalErrMsg(ctxt, XML_ERR_SPACE_REQUIRED,
@@ -4471,16 +4490,16 @@ xmlParseDefaultDecl(xmlParserCtxtPtr ctxt, xmlChar **value) {
xmlChar *ret;
*value = NULL;
if (memcmp(CUR_PTR, "#REQUIRED", 9) == 0) {
if (CMP9(CUR_PTR, '#', 'R', 'E', 'Q', 'U', 'I', 'R', 'E', 'D')) {
SKIP(9);
return(XML_ATTRIBUTE_REQUIRED);
}
if (memcmp(CUR_PTR, "#IMPLIED", 8) == 0) {
if (CMP8(CUR_PTR, '#', 'I', 'M', 'P', 'L', 'I', 'E', 'D')) {
SKIP(8);
return(XML_ATTRIBUTE_IMPLIED);
}
val = XML_ATTRIBUTE_NONE;
if (memcmp(CUR_PTR, "#FIXED", 6) == 0) {
if (CMP6(CUR_PTR, '#', 'F', 'I', 'X', 'E', 'D')) {
SKIP(6);
val = XML_ATTRIBUTE_FIXED;
if (!IS_BLANK_CH(CUR)) {
@@ -4622,7 +4641,7 @@ xmlParseEnumerationType(xmlParserCtxtPtr ctxt) {
int
xmlParseEnumeratedType(xmlParserCtxtPtr ctxt, xmlEnumerationPtr *tree) {
if (memcmp(CUR_PTR, "NOTATION", 8) == 0) {
if (CMP8(CUR_PTR, 'N', 'O', 'T', 'A', 'T', 'I', 'O', 'N')) {
SKIP(8);
if (!IS_BLANK_CH(CUR)) {
xmlFatalErrMsg(ctxt, XML_ERR_SPACE_REQUIRED,
@@ -4687,28 +4706,28 @@ xmlParseEnumeratedType(xmlParserCtxtPtr ctxt, xmlEnumerationPtr *tree) {
int
xmlParseAttributeType(xmlParserCtxtPtr ctxt, xmlEnumerationPtr *tree) {
SHRINK;
if (memcmp(CUR_PTR, "CDATA", 5) == 0) {
if (CMP5(CUR_PTR, 'C', 'D', 'A', 'T', 'A')) {
SKIP(5);
return(XML_ATTRIBUTE_CDATA);
} else if (memcmp(CUR_PTR, "IDREFS", 6) == 0) {
} else if (CMP6(CUR_PTR, 'I', 'D', 'R', 'E', 'F', 'S')) {
SKIP(6);
return(XML_ATTRIBUTE_IDREFS);
} else if (memcmp(CUR_PTR, "IDREF", 5) == 0) {
} else if (CMP5(CUR_PTR, 'I', 'D', 'R', 'E', 'F')) {
SKIP(5);
return(XML_ATTRIBUTE_IDREF);
} else if ((RAW == 'I') && (NXT(1) == 'D')) {
SKIP(2);
return(XML_ATTRIBUTE_ID);
} else if (memcmp(CUR_PTR, "ENTITY", 6) == 0) {
} else if (CMP6(CUR_PTR, 'E', 'N', 'T', 'I', 'T', 'Y')) {
SKIP(6);
return(XML_ATTRIBUTE_ENTITY);
} else if (memcmp(CUR_PTR, "ENTITIES", 8) == 0) {
} else if (CMP8(CUR_PTR, 'E', 'N', 'T', 'I', 'T', 'I', 'E', 'S')) {
SKIP(8);
return(XML_ATTRIBUTE_ENTITIES);
} else if (memcmp(CUR_PTR, "NMTOKENS", 8) == 0) {
} else if (CMP8(CUR_PTR, 'N', 'M', 'T', 'O', 'K', 'E', 'N', 'S')) {
SKIP(8);
return(XML_ATTRIBUTE_NMTOKENS);
} else if (memcmp(CUR_PTR, "NMTOKEN", 7) == 0) {
} else if (CMP7(CUR_PTR, 'N', 'M', 'T', 'O', 'K', 'E', 'N')) {
SKIP(7);
return(XML_ATTRIBUTE_NMTOKEN);
}
@@ -4732,7 +4751,7 @@ xmlParseAttributeListDecl(xmlParserCtxtPtr ctxt) {
const xmlChar *attrName;
xmlEnumerationPtr tree;
if (memcmp(CUR_PTR, "<!ATTLIST", 9) == 0) {
if (CMP9(CUR_PTR, '<', '!', 'A', 'T', 'T', 'L', 'I', 'S', 'T')) {
xmlParserInputPtr input = ctxt->input;
SKIP(9);
@@ -4877,7 +4896,7 @@ xmlParseElementMixedContentDecl(xmlParserCtxtPtr ctxt, int inputchk) {
const xmlChar *elem = NULL;
GROW;
if (memcmp(CUR_PTR, "#PCDATA", 7) == 0) {
if (CMP7(CUR_PTR, '#', 'P', 'C', 'D', 'A', 'T', 'A')) {
SKIP(7);
SKIP_BLANKS;
SHRINK;
@@ -5259,7 +5278,7 @@ xmlParseElementContentDecl(xmlParserCtxtPtr ctxt, const xmlChar *name,
NEXT;
GROW;
SKIP_BLANKS;
if (memcmp(CUR_PTR, "#PCDATA", 7) == 0) {
if (CMP7(CUR_PTR, '#', 'P', 'C', 'D', 'A', 'T', 'A')) {
tree = xmlParseElementMixedContentDecl(ctxt, inputid);
res = XML_ELEMENT_TYPE_MIXED;
} else {
@@ -5291,7 +5310,7 @@ xmlParseElementDecl(xmlParserCtxtPtr ctxt) {
xmlElementContentPtr content = NULL;
GROW;
if (memcmp(CUR_PTR, "<!ELEMENT", 9) == 0) {
if (CMP9(CUR_PTR, '<', '!', 'E', 'L', 'E', 'M', 'E', 'N', 'T')) {
xmlParserInputPtr input = ctxt->input;
SKIP(9);
@@ -5313,7 +5332,7 @@ xmlParseElementDecl(xmlParserCtxtPtr ctxt) {
"Space required after the element name\n");
}
SKIP_BLANKS;
if (memcmp(CUR_PTR, "EMPTY", 5) == 0) {
if (CMP5(CUR_PTR, 'E', 'M', 'P', 'T', 'Y')) {
SKIP(5);
/*
* Element must always be empty.
@@ -5387,7 +5406,7 @@ static void
xmlParseConditionalSections(xmlParserCtxtPtr ctxt) {
SKIP(3);
SKIP_BLANKS;
if (memcmp(CUR_PTR, "INCLUDE", 7) == 0) {
if (CMP7(CUR_PTR, 'I', 'N', 'C', 'L', 'U', 'D', 'E')) {
SKIP(7);
SKIP_BLANKS;
if (RAW != '[') {
@@ -5438,7 +5457,7 @@ xmlParseConditionalSections(xmlParserCtxtPtr ctxt) {
"Leaving INCLUDE Conditional Section\n");
}
} else if (memcmp(CUR_PTR, "IGNORE", 6) == 0) {
} else if (CMP6(CUR_PTR, 'I', 'G', 'N', 'O', 'R', 'E')) {
int state;
xmlParserInputState instate;
int depth = 0;
@@ -5577,7 +5596,7 @@ xmlParseTextDecl(xmlParserCtxtPtr ctxt) {
/*
* We know that '<?xml' is here.
*/
if ((memcmp(CUR_PTR, "<?xml", 5) == 0) && (IS_BLANK_CH(NXT(5)))) {
if ((CMP5(CUR_PTR, '<', '?', 'x', 'm', 'l')) && (IS_BLANK_CH(NXT(5)))) {
SKIP(5);
} else {
xmlFatalErr(ctxt, XML_ERR_XMLDECL_NOT_STARTED, NULL);
@@ -5646,7 +5665,7 @@ xmlParseExternalSubset(xmlParserCtxtPtr ctxt, const xmlChar *ExternalID,
const xmlChar *SystemID) {
xmlDetectSAX2(ctxt);
GROW;
if (memcmp(CUR_PTR, "<?xml", 5) == 0) {
if (CMP5(CUR_PTR, '<', '?', 'x', 'm', 'l')) {
xmlParseTextDecl(ctxt);
if (ctxt->errNo == XML_ERR_UNSUPPORTED_ENCODING) {
/*
@@ -6003,8 +6022,8 @@ xmlParseReference(xmlParserCtxtPtr ctxt) {
input = xmlNewEntityInputStream(ctxt, ent);
xmlPushInput(ctxt, input);
if ((ent->etype == XML_EXTERNAL_GENERAL_PARSED_ENTITY) &&
(memcmp(CUR_PTR, "<?xml", 5) == 0) &&
(IS_BLANK_CH(NXT(5)))) {
(CMP5(CUR_PTR, '<', '?', 'x', 'm', 'l')) &&
(IS_BLANK_CH(NXT(5)))) {
xmlParseTextDecl(ctxt);
if (ctxt->errNo == XML_ERR_UNSUPPORTED_ENCODING) {
/*
@@ -6460,7 +6479,7 @@ xmlParsePEReference(xmlParserCtxtPtr ctxt)
input = xmlNewEntityInputStream(ctxt, entity);
xmlPushInput(ctxt, input);
if ((entity->etype == XML_EXTERNAL_PARAMETER_ENTITY) &&
(memcmp(CUR_PTR, "<?xml", 5) == 0) &&
(CMP5(CUR_PTR, '<', '?', 'x', 'm', 'l')) &&
(IS_BLANK_CH(NXT(5)))) {
xmlParseTextDecl(ctxt);
if (ctxt->errNo ==
@@ -8011,7 +8030,7 @@ xmlParseCDSect(xmlParserCtxtPtr ctxt) {
int count = 0;
/* Check 2.6.0 was NXT(0) not RAW */
if (memcmp(CUR_PTR, "<![CDATA[", 9) == 0) {
if (CMP9(CUR_PTR, '<', '!', '[', 'C', 'D', 'A', 'T', 'A', '[')) {
SKIP(9);
} else
return;
@@ -8111,7 +8130,7 @@ xmlParseContent(xmlParserCtxtPtr ctxt) {
* Second case : a CDSection
*/
/* 2.6.0 test was *cur not RAW */
else if (memcmp(CUR_PTR, "<![CDATA[", 9) == 0) {
else if (CMP9(CUR_PTR, '<', '!', '[', 'C', 'D', 'A', 'T', 'A', '[')) {
xmlParseCDSect(ctxt);
}
@@ -8390,7 +8409,7 @@ xmlChar *
xmlParseVersionInfo(xmlParserCtxtPtr ctxt) {
xmlChar *version = NULL;
if (memcmp(CUR_PTR, "version", 7) == 0) {
if (CMP7(CUR_PTR, 'v', 'e', 'r', 's', 'i', 'o', 'n')) {
SKIP(7);
SKIP_BLANKS;
if (RAW != '=') {
@@ -8496,7 +8515,7 @@ xmlParseEncodingDecl(xmlParserCtxtPtr ctxt) {
xmlChar *encoding = NULL;
SKIP_BLANKS;
if (memcmp(CUR_PTR, "encoding", 8) == 0) {
if (CMP8(CUR_PTR, 'e', 'n', 'c', 'o', 'd', 'i', 'n', 'g')) {
SKIP(8);
SKIP_BLANKS;
if (RAW != '=') {
@@ -8594,7 +8613,7 @@ xmlParseSDDecl(xmlParserCtxtPtr ctxt) {
int standalone = -1;
SKIP_BLANKS;
if (memcmp(CUR_PTR, "standalone", 10) == 0) {
if (CMP10(CUR_PTR, 's', 't', 'a', 'n', 'd', 'a', 'l', 'o', 'n', 'e')) {
SKIP(10);
SKIP_BLANKS;
if (RAW != '=') {
@@ -8743,7 +8762,7 @@ xmlParseXMLDecl(xmlParserCtxtPtr ctxt) {
void
xmlParseMisc(xmlParserCtxtPtr ctxt) {
while (((RAW == '<') && (NXT(1) == '?')) ||
(memcmp(CUR_PTR, "<!--", 4) == 0) ||
(CMP4(CUR_PTR, '<', '!', '-', '-')) ||
IS_BLANK_CH(CUR)) {
if ((RAW == '<') && (NXT(1) == '?')) {
xmlParsePI(ctxt);
@@ -8815,7 +8834,7 @@ xmlParseDocument(xmlParserCtxtPtr ctxt) {
* Check for the XMLDecl in the Prolog.
*/
GROW;
if ((memcmp(CUR_PTR, "<?xml", 5) == 0) && (IS_BLANK_CH(NXT(5)))) {
if ((CMP5(CUR_PTR, '<', '?', 'x', 'm', 'l')) && (IS_BLANK_CH(NXT(5)))) {
/*
* Note that we will switch encoding on the fly.
@@ -8846,7 +8865,7 @@ xmlParseDocument(xmlParserCtxtPtr ctxt) {
* (doctypedecl Misc*)?
*/
GROW;
if (memcmp(CUR_PTR, "<!DOCTYPE", 9) == 0) {
if (CMP9(CUR_PTR, '<', '!', 'D', 'O', 'C', 'T', 'Y', 'P', 'E')) {
ctxt->inSubset = 1;
xmlParseDocTypeDecl(ctxt);
@@ -8972,7 +8991,7 @@ xmlParseExtParsedEnt(xmlParserCtxtPtr ctxt) {
* Check for the XMLDecl in the Prolog.
*/
GROW;
if ((memcmp(CUR_PTR, "<?xml", 5) == 0) && (IS_BLANK_CH(NXT(5)))) {
if ((CMP5(CUR_PTR, '<', '?', 'x', 'm', 'l')) && (IS_BLANK_CH(NXT(5)))) {
/*
* Note that we will switch encoding on the fly.
@@ -10593,7 +10612,7 @@ xmlParseCtxtExternalEntity(xmlParserCtxtPtr ctx, const xmlChar *URL,
/*
* Parse a possible text declaration first
*/
if ((memcmp(CUR_PTR, "<?xml", 5) == 0) && (IS_BLANK_CH(NXT(5)))) {
if ((CMP5(CUR_PTR, '<', '?', 'x', 'm', 'l')) && (IS_BLANK_CH(NXT(5)))) {
xmlParseTextDecl(ctxt);
}
@@ -10791,7 +10810,7 @@ xmlParseExternalEntityPrivate(xmlDocPtr doc, xmlParserCtxtPtr oldctxt,
/*
* Parse a possible text declaration first
*/
if ((memcmp(CUR_PTR, "<?xml", 5) == 0) && (IS_BLANK_CH(NXT(5)))) {
if ((CMP5(CUR_PTR, '<', '?', 'x', 'm', 'l')) && (IS_BLANK_CH(NXT(5)))) {
xmlParseTextDecl(ctxt);
}