/**
* xmlIsChar:
* @ch: character to validate
*
* This function is DEPRECATED.
* Use xmlIsChar_ch or xmlIsCharQ instead
*
* Returns true if argument valid, false otherwise
*/
int
xmlIsChar(unsigned int ch) {
return(xmlIsCharQ(ch));
}
/*
* xml_escaped_size: calculate the size needed if xml_escape were called on buf
* Boolean attribute dictates whether the input is an
* attribute, which needs full escaping.
* If attribute is true, the ' and " characters are escaped.
*/
size_t
xml_escaped_size (const char *buf, boolean attribute, unsigned flags)
{
const char *cp;
size_t size;
boolean hit = FALSE;
if (buf == NULL) return 0;
for (cp = buf, size = 0; *cp; cp++) {
switch (*cp) {
case '>':
size += sizeof(XML_ESCAPE_GT) - 1;
hit = TRUE;
break;
case '<':
size += sizeof(XML_ESCAPE_LT) - 1;
hit = TRUE;
break;
case '&':
size += sizeof(XML_ESCAPE_AMP) - 1;
hit = TRUE;
break;
case '"':
if (attribute) {
size += sizeof(XML_ESCAPE_QUOT) - 1;
hit = TRUE;
break;
}
case '\'':
if (attribute) {
size += sizeof(XML_ESCAPE_APOS) - 1;
hit = TRUE;
break;
}
default:
if (XML_IS_BINARY(*cp)) {
/*
* If XML_ESCAPE_SPEC is specified then calculate the size
* for the vaild binary characters and ignore the other
*/
if ((flags & XML_ESCAPE_SPEC) && (!xmlIsCharQ(*cp & 0xff)))
continue;
size += XML_ESCAPE_BINARY_SIZE;
if (*cp < 10)
size -= 2;
else if (*cp < 100)
size -= 1;
hit = TRUE;
} else {
size += 1;
}
}
}
return hit ? size : 0;
}