Imported Upstream version 3.22upstream/3.22

1 files changed, 113 insertions, 0 deletions

diff --git a/include/libHX/libxml_helper.h b/include/libHX/libxml_helper.h
new file mode 100644
index 0000000..599ede1
--- /dev/null
+++ b/include/libHX/libxml_helper.h
@@ -0,0 +1,113 @@
+#ifndef _LIBHX_LIBXML_HELPER_H
+#define _LIBHX_LIBXML_HELPER_H 1
+
+#ifdef __cplusplus
+#	include <cstring>
+#else
+#	include <string.h>
+#endif
+#include <libHX/defs.h>
+#include <libxml/parser.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+static __inline__ int xml_strcmp(const xmlChar *a, const char *b)
+{
+#ifdef __cplusplus
+	return strcmp(signed_cast<const char *>(a), b);
+#else
+	return strcmp(signed_cast(const char *, a), b);
+#endif
+}
+
+static __inline__ int xml_strcasecmp(const xmlChar *a, const char *b)
+{
+#ifdef __cplusplus
+	return strcasecmp(signed_cast<const char *>(a), b);
+#else
+	return strcasecmp(signed_cast(const char *, a), b);
+#endif
+}
+
+static __inline__ char *xml_getprop(xmlNode *node, const char *attr)
+{
+#ifdef __cplusplus
+	return signed_cast<char *>(xmlGetProp(node,
+	       signed_cast<const xmlChar *>(attr)));
+#else
+	return signed_cast(char *, xmlGetProp(node,
+	       signed_cast(const xmlChar *, attr)));
+#endif
+}
+
+/**
+ * xmlGetNsProp takes, as 3rd argument, a full namespace string.
+ * That is unwieldy.
+ */
+static __inline__ char *xml_getnsprop(xmlNode *node, const char *nsprefix,
+    const char *key)
+{
+	const struct _xmlAttr *attr = NULL;
+	for (attr = node->properties; attr != NULL; attr = attr->next)
+		if (attr->ns != NULL && attr->ns->prefix != NULL &&
+		    xml_strcmp(attr->ns->prefix, nsprefix) == 0)
+			break;
+	if (attr == NULL)
+		return NULL;
+#ifdef __cplusplus
+	return signed_cast<char *>(xmlGetNsProp(node,
+	       signed_cast<const xmlChar *>(key), attr->ns->href));
+#else
+	return signed_cast(char *, xmlGetNsProp(node,
+	       signed_cast(const xmlChar *, key), attr->ns->href));
+#endif
+}
+
+static __inline__ xmlAttr *
+xml_newprop(xmlNode *node, const char *name, const char *value)
+{
+#ifdef __cplusplus
+	return xmlNewProp(node, signed_cast<const xmlChar *>(name),
+	       signed_cast<const xmlChar *>(value));
+#else
+	return xmlNewProp(node, signed_cast(const xmlChar *, name),
+	       signed_cast(const xmlChar *, value));
+#endif
+}
+
+/**
+ * @ptr:	parent node
+ * @name:	name of new node
+ * @value:	string, or %NULL
+ */
+static __inline__ xmlNode *
+xml_newnode(xmlNode *ptr, const char *name, const char *value)
+{
+#ifdef __cplusplus
+	return xmlNewTextChild(ptr, NULL, signed_cast<const xmlChar *>(name),
+	       signed_cast<const xmlChar *>(value));
+#else
+	return xmlNewTextChild(ptr, NULL, signed_cast(const xmlChar *, name),
+	       signed_cast(const xmlChar *, value));
+#endif
+}
+
+static __inline__ xmlAttr *
+xml_setprop(xmlNode *node, const char *name, const char *value)
+{
+#ifdef __cplusplus
+	return xmlSetProp(node, signed_cast<const xmlChar *>(name),
+	       signed_cast<const xmlChar *>(value));
+#else
+	return xmlSetProp(node, signed_cast(const xmlChar *, name),
+	       signed_cast(const xmlChar *, value));
+#endif
+}
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* _LIBHX_LIBXML_HELPER_H */