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nghttp2/doc/nghttp2_check_authority.rst

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+nghttp2_check_authority
+=======================
+
+Synopsis
+--------
+
+*#include <nghttp2/nghttp2.h>*
+
+.. function:: int nghttp2_check_authority(const uint8_t *value, size_t len)
+
+    
+    Returns nonzero if the *value* which is supposed to the value of
+    :authority or host header field is valid according to
+    https://tools.ietf.org/html/rfc3986#section-3.2
+    
+    *value* is valid if it merely consists of the allowed characters.
+    In particular, it does not check whether *value* follows the syntax
+    of authority.