authentication: reworked header parsing

Added single function to parse all enabled authentication schemes header
strings.
The parsing result is cached and reused thus avoiding repetitive header
parsing.
The new function correctly "unquotes" values (backslashes are removed)
as required by RFC.

1 files changed, 11 insertions, 0 deletions

diff --git a/src/microhttpd/internal.h b/src/microhttpd/internal.h
index 3dafe866..f6452b2c 100644
--- a/src/microhttpd/internal.h
+++ b/src/microhttpd/internal.h
@@ -778,6 +778,8 @@ typedef ssize_t
                      size_t max_bytes);
 
 
+struct MHD_AuthRqHeader; /* Forward declaration only */
+
 /**
  * Ability to use same connection for next request
  */
@@ -1034,6 +1036,15 @@ struct MHD_Connection
    */
   enum MHD_HTTP_Version http_ver;
 
+#if defined(BAUTH_SUPPORT) || defined(DAUTH_SUPPORT)
+  /**
+   * Pointer to request authorization structure.
+   * Allocated in pool.
+   */
+  const struct MHD_AuthRqHeader *rq_auth;
+#endif
+
+
   /**
    * Close connection after sending response?
    * Functions may change value from "Unknown" or "KeepAlive" to "Must close",