Add function to get at url length.

svn path=/trunk/netsurf/; revision=13003

utils/nsurl.c

@@ -1435,6 +1435,15 @@ const char *nsurl_access(const nsurl *url)
 }
 
 
+/* exported interface, documented in nsurl.h */
+size_t nsurl_length(const nsurl *url)
+{
+	assert(url != NULL);
+
+	return url->length;
+}
+
+
 /* exported interface, documented in nsurl.h */
 nserror nsurl_join(const nsurl *base, const char *rel, nsurl **joined)
 {

utils/nsurl.h

@@ -182,6 +182,17 @@ bool nsurl_enquire(const nsurl *url, nsurl_component part);
 const char *nsurl_access(const nsurl *url);
 
 
+/**
+ * Find the length of a NetSurf URL object's URL, as returned by nsurl_access
+ *
+ * \param url	  NetSurf URL to find length of.
+ * \return the required string
+ *
+ * The returned length excludes the trailing '\0'.
+ */
+size_t nsurl_length(const nsurl *url);
+
+
 /**
  * Join a base url to a relative link part, creating a new NetSurf URL object
  *