summaryrefslogtreecommitdiffstats
path: root/src/plugins/tlsopenssl/tls_openssl_api.c
diff options
context:
space:
mode:
authorPing Yu <ping.yu@intel.com>2019-08-19 07:01:17 -0400
committerPing Yu <ping.yu@intel.com>2019-08-20 13:36:17 +0000
commitbe4d1aa2c58efa8287bca8795bc4a83cb448993a (patch)
treec726b2c3ce5ee0e98f88aa8db1d16ce1d6b9ee32 /src/plugins/tlsopenssl/tls_openssl_api.c
parente71748291171e53158e2d36d8f413fed1a137013 (diff)
tls: Add C API for TLS openssl to set engine
Type: feature Parameters of the engine can be set by C API. After this patch, it is easier to integrate TLS into CSIT test. Change-Id: I063cabf613aabbfad831727551579328705afb41 Signed-off-by: Ping Yu <ping.yu@intel.com>
Diffstat (limited to 'src/plugins/tlsopenssl/tls_openssl_api.c')
-rw-r--r--src/plugins/tlsopenssl/tls_openssl_api.c128
1 files changed, 128 insertions, 0 deletions
diff --git a/src/plugins/tlsopenssl/tls_openssl_api.c b/src/plugins/tlsopenssl/tls_openssl_api.c
new file mode 100644
index 00000000000..9474aae2faf
--- /dev/null
+++ b/src/plugins/tlsopenssl/tls_openssl_api.c
@@ -0,0 +1,128 @@
+/*
+ * Copyright (c) 2018 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <vnet/vnet.h>
+#include <vlibapi/api.h>
+#include <vlibmemory/api.h>
+#include <vpp/app/version.h>
+#include <tlsopenssl/tls_openssl.h>
+
+/* define message IDs */
+#include <tlsopenssl/tls_openssl_msg_enum.h>
+
+/* define message structures */
+#define vl_typedefs
+#include <tlsopenssl/tls_openssl_all_api_h.h>
+#undef vl_typedefs
+
+/* define generated endian-swappers */
+#define vl_endianfun
+#include <tlsopenssl/tls_openssl_all_api_h.h>
+#undef vl_endianfun
+
+/* instantiate all the print functions we know about */
+#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
+#define vl_printfun
+#include <tlsopenssl/tls_openssl_all_api_h.h>
+#undef vl_printfun
+
+/* Get the API version number */
+#define vl_api_version(n, v) static u32 api_version = (v);
+#include <tlsopenssl/tls_openssl_all_api_h.h>
+#undef vl_api_version
+
+#define REPLY_MSG_ID_BASE om->msg_id_base
+#include <vlibapi/api_helper_macros.h>
+
+/* List of message types that this plugin understands */
+
+#define foreach_tls_openssl_plugin_api_msg \
+ _ (TLS_OPENSSL_SET_ENGINE, tls_openssl_set_engine)
+
+extern openssl_main_t openssl_main;
+
+/* API message handler */
+static void
+vl_api_tls_openssl_set_engine_t_handler (vl_api_tls_openssl_set_engine_t *mp)
+{
+ vl_api_tls_openssl_set_engine_reply_t *rmp;
+ openssl_main_t *om = &openssl_main;
+ char *engine, *alg, *ciphers;
+ int rv;
+
+ engine = (char *)&mp->engine;
+ alg = (char *)&mp->algorithm;
+ ciphers = (char *)&mp->ciphers;
+
+ if (mp->async)
+ {
+ om->async = 1;
+ openssl_async_node_enable_disable (1);
+ }
+
+ if (ciphers[0])
+ tls_openssl_set_ciphers (ciphers);
+ rv = openssl_engine_register (engine, alg);
+
+ REPLY_MACRO (VL_API_TLS_OPENSSL_SET_ENGINE_REPLY);
+}
+
+/* Set up the API message handling tables */
+static clib_error_t *tls_openssl_plugin_api_hookup (vlib_main_t *vm)
+{
+ openssl_main_t *om = &openssl_main;
+#define _(N, n) \
+ vl_msg_api_set_handlers ((VL_API_##N + om->msg_id_base), #n, \
+ vl_api_##n##_t_handler, vl_noop_handler, \
+ vl_api_##n##_t_endian, vl_api_##n##_t_print, \
+ sizeof (vl_api_##n##_t), 1);
+ foreach_tls_openssl_plugin_api_msg;
+#undef _
+
+ return 0;
+}
+
+#define vl_msg_name_crc_list
+#include <tlsopenssl/tls_openssl_all_api_h.h>
+#undef vl_msg_name_crc_list
+
+static void setup_message_id_table (openssl_main_t *om, api_main_t *am)
+{
+#define _(id, n, crc) \
+ vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id + om->msg_id_base);
+ foreach_vl_msg_name_crc_tls_openssl;
+#undef _
+}
+
+clib_error_t *tls_openssl_api_init (vlib_main_t *vm)
+{
+ openssl_main_t *om = &openssl_main;
+ clib_error_t *error = 0;
+ u8 *name;
+
+ name = format (0, "tls_openssl_%08x%c", api_version, 0);
+
+ /* Ask for a correctly-sized block of API message decode slots */
+ om->msg_id_base =
+ vl_msg_api_get_msg_ids ((char *)name, VL_MSG_FIRST_AVAILABLE);
+
+ error = tls_openssl_plugin_api_hookup (vm);
+
+ /* Add our API messages to the global name_crc hash table */
+ setup_message_id_table (om, &api_main);
+ vec_free (name);
+
+ return error;
+}