add compression support for bodies of POST/PUT operations

1 files changed, 74 insertions, 0 deletions

diff --git a/src/lib/teah_common.h b/src/lib/teah_common.h
new file mode 100644
index 000000000..66937a261
--- /dev/null
+++ b/src/lib/teah_common.h
@@ -0,0 +1,74 @@
+/*
+  This file is part of TALER
+  Copyright (C) 2019 GNUnet e.V.
+
+  TALER is free software; you can redistribute it and/or modify it
+  under the terms of the GNU General Public License as published
+  by the Free Software Foundation; either version 3, or (at your
+  option) any later version.
+
+  TALER is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public
+  License along with TALER; see the file COPYING.  If not, see
+  <http://www.gnu.org/licenses/>
+*/
+/**
+ * @file lib/teah_common.h
+ * @brief Helper routines shared by libtalerexchange and libtalerauditor
+ * @author Christian Grothoff
+ */
+#ifndef TEAH_COMMON_H
+#define TEAH_COMMON_H
+
+#include <gnunet/gnunet_curl_lib.h>
+#include "taler_json_lib.h"
+
+/**
+ * Should we compress PUT/POST bodies with 'deflate' encoding?
+ */
+#define COMPRESS_BODIES 0
+
+/**
+ * State used for #TEAL_curl_easy_post() and
+ * #TEAL_curl_easy_post_finished().
+ */
+struct TEAH_PostContext
+{
+  /**
+   * JSON encoding of the request to POST.
+   */
+  char *json_enc;
+
+};
+
+
+/**
+ * Add the @a body as POST data to the easy handle in
+ * @a ctx.
+ *
+ * @param ctx[in,out] a request context (updated)
+ * @param eh easy handle to use
+ * @param body JSON body to add to @e ctx
+ * @return #GNUNET_OK on success #GNUNET_SYSERR on failure
+ */
+int
+TEAH_curl_easy_post (struct TEAH_PostContext *ctx,
+                     CURL *eh,
+                     const json_t *body);
+
+
+/**
+ * Free the data in @a ctx.
+ *
+ * @param ctx[in] a request context (updated)
+ */
+void
+TEAH_curl_easy_post_finished (struct TEAH_PostContext *ctx);
+
+
+
+#endif