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implement php_libxml_xmlCheckUTF8

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- workaround for pre libxml2-2.6.13 function
This commit is contained in:
Rob Richards 2004-09-08 10:15:41 +00:00
parent 9ed4b04f6a
commit ccb99d0a1e
2 changed files with 27 additions and 0 deletions
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26
ext/libxml/libxml.c
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@ -505,6 +505,32 @@ PHP_FUNCTION(libxml_set_streams_context)
/* {{{ Common functions shared by extensions */
int php_libxml_xmlCheckUTF8(const unsigned char *s)
{
int i;
unsigned char c;
for (i = 0; (c = s[i++]);) {
if ((c & 0x80) == 0) {
} else if ((c & 0xe0) == 0xc0) {
if ((s[i++] & 0xc0) != 0x80) {
return 0;
}
} else if ((c & 0xf0) == 0xe0) {
if ((s[i++] & 0xc0) != 0x80 || (s[i++] & 0xc0) != 0x80) {
return 0;
}
} else if ((c & 0xf8) == 0xf0) {
if ((s[i++] & 0xc0) != 0x80 || (s[i++] & 0xc0) != 0x80 || (s[i++] & 0xc0) != 0x80) {
return 0;
}
} else {
return 0;
}
}
return 1;
}
int php_libxml_register_export(zend_class_entry *ce, php_libxml_export_node export_function)
{
php_libxml_func_handler export_hnd;

1
ext/libxml/php_libxml.h
View File

@ -80,6 +80,7 @@ void php_libxml_node_decrement_resource(php_libxml_node_object *object TSRMLS_DC
PHP_LIBXML_API void php_libxml_error_handler(void *ctx, const char *msg, ...);
void php_libxml_ctx_warning(void *ctx, const char *msg, ...);
void php_libxml_ctx_error(void *ctx, const char *msg, ...);
PHP_LIBXML_API int php_libxml_xmlCheckUTF8(const unsigned char *s);
#endif /* HAVE_LIBXML */