2 * Copyright (c) 2016 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
15 #ifndef __included_jvpp_common_h__
16 #define __included_jvpp_common_h__
18 #include <vppinfra/types.h>
19 #include <vlibapi/api.h>
20 #include <vlibmemory/api.h>
24 /* Unique identifier used for matching replays with requests */
25 volatile u32 context_id;
31 /* JNI Native Method Interface pointer for message handlers */
34 /* JNI Invoke Interface pointer for attachment of rx thread to java thread */
38 svm_queue_t * vl_input_queue;
43 extern jvpp_main_t jvpp_main __attribute__((aligned (64)));
45 static_always_inline u32 vppjni_get_context_id(jvpp_main_t * jm) {
46 return __sync_add_and_fetch(&jm->context_id, 1);
49 static_always_inline void vppjni_lock(jvpp_main_t * jm, u32 tag) {
50 while (__sync_lock_test_and_set(&jm->lock, 1))
55 static_always_inline void vppjni_unlock(jvpp_main_t * jm) {
57 CLIB_MEMORY_BARRIER();
62 * Calls onError callback on callbackObject reference. Passes instance of callbackExceptionClass as parameter.
64 void call_on_error(const char* callName, int contextId, int retval,
65 jclass callbackClass, jobject callbackObject,
66 jclass callbackExceptionClass);
69 * Retrieves message id based on message name and crc (key format: name_crc).
70 * Throws java/lang/IllegalStateException on failure.
72 u32 get_message_id(JNIEnv *env, const char* key);
74 #endif /* __included_jvpp_common_h__ */