diff options
author | Sagar Srivastav <sagsriva@cisco.com> | 2016-11-20 20:31:49 -0800 |
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committer | Damjan Marion <dmarion.lists@gmail.com> | 2016-12-08 10:37:48 +0000 |
commit | 5c3bfab7862cac29aa1c589f89158ec00f99fe19 (patch) | |
tree | 4fa84194722995443f26f71c19d4e17ba155792c /plugins/ioam-plugin/ioam/lib-pot/jvpp_ioam_pot.c | |
parent | 2c4dbff25b3c461e7576f35508f780ea784ef7d4 (diff) |
ioam: pot plugin - generate java bindings for ioam-pot plugin
Change-Id: I078bbc9ea495b395ade499fe3ad7d98dd766f2be
Signed-off-by: Sagar Srivastav <sagsriva@cisco.com>
Diffstat (limited to 'plugins/ioam-plugin/ioam/lib-pot/jvpp_ioam_pot.c')
-rw-r--r-- | plugins/ioam-plugin/ioam/lib-pot/jvpp_ioam_pot.c | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/plugins/ioam-plugin/ioam/lib-pot/jvpp_ioam_pot.c b/plugins/ioam-plugin/ioam/lib-pot/jvpp_ioam_pot.c new file mode 100644 index 00000000000..a60ae60f4fa --- /dev/null +++ b/plugins/ioam-plugin/ioam/lib-pot/jvpp_ioam_pot.c @@ -0,0 +1,124 @@ +/* + * Copyright (c) 2016 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 <ioam/lib-pot/pot_msg_enum.h> +#define vl_typedefs /* define message structures */ +#include <ioam/lib-pot/pot_all_api_h.h> +#undef vl_typedefs + +#define vl_endianfun +#include <ioam/lib-pot/pot_all_api_h.h> +#undef vl_endianfun + +#define vl_print(handle, ...) +#define vl_printfun +#include <ioam/lib-pot/pot_all_api_h.h> +#undef vl_printfun + +/* Get the API version number */ +#define vl_api_version(n,v) static u32 api_version=(v); +#include <ioam/lib-pot/pot_all_api_h.h> +#undef vl_api_version + +#include <vnet/api_errno.h> +#include <vlibapi/api.h> +#include <vlibmemory/api.h> + +#if VPPJNI_DEBUG == 1 + #define DEBUG_LOG(...) clib_warning(__VA_ARGS__) +#else + #define DEBUG_LOG(...) +#endif + +#include <jvpp-common/jvpp_common.h> + +#include "ioam/jvpp/io_fd_vpp_jvpp_ioampot_JVppIoampotImpl.h" +#include "jvpp_ioam_pot.h" +#include "ioam/jvpp/jvpp_ioam_pot_gen.h" + +/* + * Class: io_fd_vpp_jvpp_ioampot_JVppIoampotImpl + * Method: init0 + * Signature: (JI)V + */ +JNIEXPORT void JNICALL Java_io_fd_vpp_jvpp_ioampot_JVppIoampotImpl_init0 + (JNIEnv *env, jclass clazz, jobject callback, jlong queue_address, jint my_client_index) { + ioampot_main_t * plugin_main = &ioampot_main; + u8 * name; + clib_warning ("Java_io_fd_vpp_jvpp_ioampot_JVppIoampotImpl_init0"); + + plugin_main->my_client_index = my_client_index; + plugin_main->vl_input_queue = (unix_shared_memory_queue_t *)queue_address; + + name = format (0, "ioam_pot_%08x%c", api_version, 0); + plugin_main->msg_id_base = vl_client_get_first_plugin_msg_id ((char *) name); + + if (plugin_main->msg_id_base == (u16) ~0) { + jclass exClass = (*env)->FindClass(env, "java/lang/IllegalStateException"); + (*env)->ThrowNew(env, exClass, "ioam_pot plugin is not loaded in VPP"); + } else { + plugin_main->callbackObject = (*env)->NewGlobalRef(env, callback); + plugin_main->callbackClass = (jclass)(*env)->NewGlobalRef(env, (*env)->GetObjectClass(env, callback)); + + #define _(N,n) \ + vl_msg_api_set_handlers(VL_API_##N + plugin_main->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_api_reply_handler; + #undef _ + } +} + +JNIEXPORT void JNICALL Java_io_fd_vpp_jvpp_ioampot_JVppIoampotImpl_close0 +(JNIEnv *env, jclass clazz) { + ioampot_main_t * plugin_main = &ioampot_main; + + // cleanup: + (*env)->DeleteGlobalRef(env, plugin_main->callbackClass); + (*env)->DeleteGlobalRef(env, plugin_main->callbackObject); + + plugin_main->callbackClass = NULL; + plugin_main->callbackObject = NULL; +} + +/* Attach thread to JVM and cache class references when initiating JVPP iOAM POT */ +jint JNI_OnLoad(JavaVM *vm, void *reserved) { + JNIEnv* env; + + if ((*vm)->GetEnv(vm, (void**) &env, JNI_VERSION_1_8) != JNI_OK) { + return JNI_EVERSION; + } + + if (cache_class_references(env) != 0) { + clib_warning ("Failed to cache class references\n"); + return JNI_ERR; + } + + return JNI_VERSION_1_8; +} + +/* Clean up cached references when disposing JVPP iOAM POT */ +void JNI_OnUnload(JavaVM *vm, void *reserved) { + JNIEnv* env; + if ((*vm)->GetEnv(vm, (void**) &env, JNI_VERSION_1_8) != JNI_OK) { + return; + } + delete_class_references(env); +} |