From a0c6adfa491fba8fb8d9d8019baf494d0ca830a4 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Sun, 19 Jan 2020 20:36:34 +0100
Subject: split off mhd.c

---
 src/util/url.c | 102 ---------------------------------------------------------
 1 file changed, 102 deletions(-)

(limited to 'src/util/url.c')

diff --git a/src/util/url.c b/src/util/url.c
index be15917b6..2096ebd8b 100644
--- a/src/util/url.c
+++ b/src/util/url.c
@@ -304,106 +304,4 @@ TALER_url_absolute_raw (const char *proto,
 }
 
 
-/**
- * Find out if an MHD connection is using HTTPS (either
- * directly or via proxy).
- *
- * @param connection MHD connection
- * @returns GNUNET_YES if the MHD connection is using https,
- *          GNUNET_NO if the MHD connection is using http,
- *          GNUNET_SYSERR if the connection type couldn't be determined
- */
-int
-TALER_mhd_is_https (struct MHD_Connection *connection)
-{
-  const union MHD_ConnectionInfo *ci;
-  const union MHD_DaemonInfo *di;
-  const char *forwarded_proto = MHD_lookup_connection_value (connection,
-                                                             MHD_HEADER_KIND,
-                                                             "X-Forwarded-Proto");
-
-  if (NULL != forwarded_proto)
-  {
-    if (0 == strcmp (forwarded_proto, "https"))
-      return GNUNET_YES;
-    if (0 == strcmp (forwarded_proto, "http"))
-      return GNUNET_NO;
-    GNUNET_break (0);
-    return GNUNET_SYSERR;
-  }
-  /* likely not reverse proxy, figure out if we are
-     http by asking MHD */
-  ci = MHD_get_connection_info (connection,
-                                MHD_CONNECTION_INFO_DAEMON);
-  if (NULL == ci)
-  {
-    GNUNET_break (0);
-    return GNUNET_SYSERR;
-  }
-  di = MHD_get_daemon_info (ci->daemon,
-                            MHD_DAEMON_INFO_FLAGS);
-  if (NULL == di)
-  {
-    GNUNET_break (0);
-    return GNUNET_SYSERR;
-  }
-  if (0 != (di->flags & MHD_USE_TLS))
-    return GNUNET_YES;
-  return GNUNET_NO;
-}
-
-
-/**
- * Make an absolute URL for a given MHD connection.
- *
- * @param connection the connection to get the URL for
- * @param path path of the url
- * @param ... NULL-terminated key-value pairs (char *) for query parameters,
- *        the value will be url-encoded
- * @returns the URL, must be freed with #GNUNET_free
- */
-char *
-TALER_url_absolute_mhd (struct MHD_Connection *connection,
-                        const char *path,
-                        ...)
-{
-  /* By default we assume we're running under HTTPS */
-  const char *proto;
-  const char *host;
-  const char *forwarded_host;
-  const char *prefix;
-  va_list args;
-  char *result;
-
-  if (GNUNET_YES == TALER_mhd_is_https (connection))
-    proto = "https";
-  else
-    proto = "http";
-
-  host = MHD_lookup_connection_value (connection, MHD_HEADER_KIND, "Host");
-  forwarded_host = MHD_lookup_connection_value (connection, MHD_HEADER_KIND,
-                                                "X-Forwarded-Host");
-
-  prefix = MHD_lookup_connection_value (connection, MHD_HEADER_KIND,
-                                        "X-Forwarded-Prefix");
-  if (NULL == prefix)
-    prefix = "";
-
-  if (NULL != forwarded_host)
-    host = forwarded_host;
-
-  if (NULL == host)
-  {
-    /* Should never happen, at last the host header should be defined */
-    GNUNET_break (0);
-    return NULL;
-  }
-
-  va_start (args, path);
-  result = TALER_url_absolute_raw_va (proto, host, prefix, path, args);
-  va_end (args);
-  return result;
-}
-
-
 /* end of url.c */
-- 
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