diff options
Diffstat (limited to 'vpp-api/java/jvpp/gen/jvppgen/jvpp_c_gen.py')
-rw-r--r-- | vpp-api/java/jvpp/gen/jvppgen/jvpp_c_gen.py | 103 |
1 files changed, 65 insertions, 38 deletions
diff --git a/vpp-api/java/jvpp/gen/jvppgen/jvpp_c_gen.py b/vpp-api/java/jvpp/gen/jvppgen/jvpp_c_gen.py index 1796ac1719b..cd3a3566f42 100644 --- a/vpp-api/java/jvpp/gen/jvppgen/jvpp_c_gen.py +++ b/vpp-api/java/jvpp/gen/jvppgen/jvpp_c_gen.py @@ -17,7 +17,7 @@ import os, util from string import Template -def is_manually_generated(f_name): +def is_manually_generated(f_name, plugin_name): return f_name in {'control_ping_reply'} @@ -25,7 +25,7 @@ class_reference_template = Template("""jclass ${ref_name}Class; """) find_class_invocation_template = Template(""" - ${ref_name}Class = (jclass)(*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/openvpp/jvpp/dto/${class_name}")); + ${ref_name}Class = (jclass)(*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/openvpp/jvpp/${plugin_name}/dto/${class_name}")); if ((*env)->ExceptionCheck(env)) { (*env)->ExceptionDescribe(env); return JNI_ERR; @@ -38,53 +38,71 @@ find_class_template = Template(""" return JNI_ERR; }""") +delete_class_invocation_template = Template(""" + if (${ref_name}Class) { + (*env)->DeleteGlobalRef(env, ${ref_name}Class); + }""") + class_cache_template = Template(""" $class_references static int cache_class_references(JNIEnv* env) { $find_class_invocations return 0; +} + +static void delete_class_references(JNIEnv* env) { + $delete_class_invocations }""") -def generate_class_cache(func_list): +def generate_class_cache(func_list, plugin_name): class_references = [] find_class_invocations = [] + delete_class_invocations = [] for f in func_list: c_name = f['name'] class_name = util.underscore_to_camelcase_upper(c_name) ref_name = util.underscore_to_camelcase(c_name) - if util.is_ignored(c_name): + if util.is_ignored(c_name) or util.is_control_ping(class_name): continue if util.is_reply(class_name): class_references.append(class_reference_template.substitute( ref_name=ref_name)) find_class_invocations.append(find_class_invocation_template.substitute( + plugin_name=plugin_name, ref_name=ref_name, class_name=class_name)) + delete_class_invocations.append(delete_class_invocation_template.substitute(ref_name=ref_name)) elif util.is_notification(c_name): class_references.append(class_reference_template.substitute( ref_name=util.add_notification_suffix(ref_name))) find_class_invocations.append(find_class_invocation_template.substitute( + plugin_name=plugin_name, ref_name=util.add_notification_suffix(ref_name), class_name=util.add_notification_suffix(class_name))) + delete_class_invocations.append(delete_class_invocation_template.substitute( + ref_name=util.add_notification_suffix(ref_name))) # add exception class to class cache ref_name = 'callbackException' class_name = 'org/openvpp/jvpp/VppCallbackException' class_references.append(class_reference_template.substitute( - ref_name=ref_name)) + ref_name=ref_name)) find_class_invocations.append(find_class_template.substitute( ref_name=ref_name, class_name=class_name)) + delete_class_invocations.append(delete_class_invocation_template.substitute(ref_name=ref_name)) + return class_cache_template.substitute( - class_references="".join(class_references), find_class_invocations="".join(find_class_invocations)) + class_references="".join(class_references), find_class_invocations="".join(find_class_invocations), + delete_class_invocations="".join(delete_class_invocations)) # TODO: cache method and field identifiers to achieve better performance # https://jira.fd.io/browse/HONEYCOMB-42 request_class_template = Template(""" - jclass requestClass = (*env)->FindClass(env, "org/openvpp/jvpp/dto/${java_name_upper}");""") + jclass requestClass = (*env)->FindClass(env, "org/openvpp/jvpp/${plugin_name}/dto/${java_name_upper}");""") request_field_identifier_template = Template(""" jfieldID ${java_name}FieldId = (*env)->GetFieldID(env, requestClass, "${java_name}", "${jni_signature}"); @@ -178,37 +196,40 @@ struct_setter_templates = {'u8': u8_struct_setter_template, jni_impl_template = Template(""" /** - * JNI binding for sending ${c_name} vpe.api message. + * JNI binding for sending ${c_name} message. * Generated based on $inputfile preparsed data: $api_data */ -JNIEXPORT jint JNICALL Java_org_openvpp_jvpp_JVppImpl_${java_name}0 +JNIEXPORT jint JNICALL Java_org_openvpp_jvpp_${plugin_name}_JVpp${java_plugin_name}Impl_${java_name}0 (JNIEnv * env, jclass clazz$args) { - vppjni_main_t *jm = &vppjni_main; + ${plugin_name}_main_t *plugin_main = &${plugin_name}_main; vl_api_${c_name}_t * mp; - u32 my_context_id; - int rv; - rv = vppjni_sanity_check (jm); - if (rv) return rv; - my_context_id = vppjni_get_context_id (jm); + u32 my_context_id = vppjni_get_context_id (&jvpp_main); $request_class $field_identifiers - M(${c_name_uppercase}, ${c_name}); + + // create message: + mp = vl_msg_api_alloc(sizeof(*mp)); + memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_${c_name_uppercase} + plugin_main->msg_id_base); + mp->client_index = plugin_main->my_client_index; mp->context = clib_host_to_net_u32 (my_context_id); + $struct_setters - S; + // send message: + vl_msg_api_send_shmem (plugin_main->vl_input_queue, (u8 *)&mp); if ((*env)->ExceptionCheck(env)) { return JNI_ERR; } return my_context_id; }""") -def generate_jni_impl(func_list, inputfile): +def generate_jni_impl(func_list, plugin_name, inputfile): jni_impl = [] for f in func_list: f_name = f['name'] camel_case_function_name = util.underscore_to_camelcase(f_name) - if is_manually_generated(f_name) or util.is_reply(camel_case_function_name) \ + if is_manually_generated(f_name, plugin_name) or util.is_reply(camel_case_function_name) \ or util.is_ignored(f_name) or util.is_just_notification(f_name): continue @@ -222,7 +243,9 @@ def generate_jni_impl(func_list, inputfile): arguments = ', jobject request' camel_case_function_name_upper = util.underscore_to_camelcase_upper(f_name) - request_class = request_class_template.substitute(java_name_upper=camel_case_function_name_upper) + request_class = request_class_template.substitute( + java_name_upper=camel_case_function_name_upper, + plugin_name=plugin_name) # field identifiers for t in zip(f['types'], f['args']): @@ -261,6 +284,8 @@ def generate_jni_impl(func_list, inputfile): java_name=camel_case_function_name, c_name_uppercase=f_name_uppercase, c_name=f_name, + plugin_name=plugin_name, + java_plugin_name=plugin_name.title(), request_class=request_class, field_identifiers=field_identifiers, struct_setters=struct_setters, @@ -357,7 +382,7 @@ dto_field_setter_templates = {'u8': default_dto_field_setter_template, callback_err_handler_template = Template(""" // for negative result don't send callback message but send error callback if (mp->retval<0) { - CallOnError("${handler_name}",mp->context,mp->retval); + call_on_error("${handler_name}", mp->context, mp->retval, plugin_main->callbackClass, plugin_main->callbackObject, callbackExceptionClass); return; } if (mp->retval == VNET_API_ERROR_IN_PROGRESS) { @@ -368,32 +393,34 @@ callback_err_handler_template = Template(""" msg_handler_template = Template(""" /** - * Handler for ${handler_name} vpe.api message. + * Handler for ${handler_name} message. * Generated based on $inputfile preparsed data: $api_data */ static void vl_api_${handler_name}_t_handler (vl_api_${handler_name}_t * mp) { - vppjni_main_t * jm = &vppjni_main; - JNIEnv *env = jm->jenv; + ${plugin_name}_main_t *plugin_main = &${plugin_name}_main; + JNIEnv *env = jvpp_main.jenv; + $err_handler jmethodID constructor = (*env)->GetMethodID(env, ${class_ref_name}Class, "<init>", "()V"); - jmethodID callbackMethod = (*env)->GetMethodID(env, jm->callbackClass, "on${dto_name}", "(Lorg/openvpp/jvpp/dto/${dto_name};)V"); + jmethodID callbackMethod = (*env)->GetMethodID(env, plugin_main->callbackClass, "on${dto_name}", "(Lorg/openvpp/jvpp/${plugin_name}/dto/${dto_name};)V"); jobject dto = (*env)->NewObject(env, ${class_ref_name}Class, constructor); $dto_setters - (*env)->CallVoidMethod(env, jm->callback, callbackMethod, dto); + + (*env)->CallVoidMethod(env, plugin_main->callbackObject, callbackMethod, dto); }""") -def generate_msg_handlers(func_list, inputfile): +def generate_msg_handlers(func_list, plugin_name, inputfile): handlers = [] for f in func_list: handler_name = f['name'] dto_name = util.underscore_to_camelcase_upper(handler_name) ref_name = util.underscore_to_camelcase(handler_name) - if is_manually_generated(handler_name) or util.is_ignored(handler_name): + if is_manually_generated(handler_name, plugin_name) or util.is_ignored(handler_name): continue if not util.is_reply(dto_name) and not util.is_notification(handler_name): @@ -455,6 +482,7 @@ def generate_msg_handlers(func_list, inputfile): inputfile=inputfile, api_data=util.api_message_to_javadoc(f), handler_name=handler_name, + plugin_name=plugin_name, dto_name=dto_name, class_ref_name=ref_name, dto_setters=dto_setters, @@ -468,12 +496,13 @@ handler_registration_template = Template("""_(${upercase_name}, ${name}) \\ def generate_handler_registration(func_list): - handler_registration = ["#define foreach_vpe_api_msg \\\n"] + handler_registration = ["#define foreach_api_reply_handler \\\n"] for f in func_list: name = f['name'] camelcase_name = util.underscore_to_camelcase(f['name']) - if (not util.is_reply(camelcase_name) and not util.is_notification(name)) or util.is_ignored(name): + if (not util.is_reply(camelcase_name) and not util.is_notification(name)) or util.is_ignored(name) \ + or util.is_control_ping(camelcase_name): continue handler_registration.append(handler_registration_template.substitute( @@ -486,11 +515,9 @@ def generate_handler_registration(func_list): jvpp_c_template = Template("""/** * This file contains JNI bindings for jvpp Java API. * It was generated by jvpp_c_gen.py based on $inputfile - * (python representation of vpe.api generated by vppapigen). + * (python representation of api file generated by vppapigen). */ -void CallOnError(const char* call, int context, int retval); - // JAVA class reference cache $class_cache @@ -504,16 +531,16 @@ $msg_handlers $handler_registration """) -def generate_jvpp(func_list, inputfile): +def generate_jvpp(func_list, plugin_name, inputfile): """ Generates jvpp C file """ print "Generating jvpp C" - class_cache = generate_class_cache(func_list) - jni_impl = generate_jni_impl(func_list, inputfile) - msg_handlers = generate_msg_handlers(func_list, inputfile) + class_cache = generate_class_cache(func_list, plugin_name) + jni_impl = generate_jni_impl(func_list, plugin_name, inputfile) + msg_handlers = generate_msg_handlers(func_list, plugin_name, inputfile) handler_registration = generate_handler_registration(func_list) - jvpp_c_file = open("jvpp_gen.h", 'w') + jvpp_c_file = open("jvpp_%s_gen.h" % plugin_name, 'w') jvpp_c_file.write(jvpp_c_template.substitute( inputfile=inputfile, class_cache=class_cache, |