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 | 286 |
1 files changed, 35 insertions, 251 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 d63acd6965f..1a35a6c09c0 100644 --- a/vpp-api/java/jvpp/gen/jvppgen/jvpp_c_gen.py +++ b/vpp-api/java/jvpp/gen/jvppgen/jvpp_c_gen.py @@ -17,6 +17,9 @@ import os, util from string import Template +import jni_gen + + def is_manually_generated(f_name, plugin_name): return f_name in {'control_ping_reply'} @@ -54,6 +57,7 @@ static void delete_class_references(JNIEnv* env) { $delete_class_invocations }""") + def generate_class_cache(func_list, plugin_name): class_references = [] find_class_invocations = [] @@ -105,94 +109,10 @@ request_class_template = Template(""" jclass requestClass = (*env)->FindClass(env, "io/fd/vpp/jvpp/${plugin_name}/dto/${java_name_upper}");""") request_field_identifier_template = Template(""" - jfieldID ${java_name}FieldId = (*env)->GetFieldID(env, requestClass, "${java_name}", "${jni_signature}"); - ${jni_type} ${java_name} = (*env)->Get${jni_getter}(env, request, ${java_name}FieldId); + jfieldID ${field_reference_name}FieldId = (*env)->GetFieldID(env, ${object_name}Class, "${field_name}", "${jni_signature}"); + ${jni_type} ${field_reference_name} = (*env)->Get${jni_getter}(env, ${object_name}, ${field_reference_name}FieldId); """) -u8_struct_setter_template = Template(""" - mp->${c_name} = ${java_name};""") - -u16_struct_setter_template = Template(""" - mp->${c_name} = clib_host_to_net_u16(${java_name});""") - -u32_struct_setter_template = Template(""" - mp->${c_name} = clib_host_to_net_u32(${java_name});""") - -i32_struct_setter_template = Template(""" - mp->${c_name} = clib_host_to_net_i32(${java_name});!""") - -u64_struct_setter_template = Template(""" - mp->${c_name} = clib_host_to_net_u64(${java_name});""") - -fixed_array_length_enforcement_template = Template(""" - size_t max_size = ${field_length}; - if (cnt > max_size) cnt = max_size;""") - -u8_array_struct_setter_template = Template(""" - if (${java_name}) { - jsize cnt = (*env)->GetArrayLength (env, ${java_name}); - ${field_length_check} - (*env)->GetByteArrayRegion(env, ${java_name}, 0, cnt, (jbyte *)mp->${c_name}); - } -""") - -u16_array_struct_setter_template = Template(""" - jshort * ${java_name}ArrayElements = (*env)->GetShortArrayElements(env, ${java_name}, NULL); - if (${java_name}) { - size_t _i; - jsize cnt = (*env)->GetArrayLength (env, ${java_name}); - ${field_length_check} - for (_i = 0; _i < cnt; _i++) { - mp->${c_name}[_i] = clib_host_to_net_u16(${java_name}ArrayElements[_i]); - } - } - (*env)->ReleaseShortArrayElements (env, ${java_name}, ${java_name}ArrayElements, 0); - """) - -u32_array_struct_setter_template = Template(""" - jint * ${java_name}ArrayElements = (*env)->GetIntArrayElements(env, ${java_name}, NULL); - if (${java_name}) { - size_t _i; - jsize cnt = (*env)->GetArrayLength (env, ${java_name}); - ${field_length_check} - for (_i = 0; _i < cnt; _i++) { - mp->${c_name}[_i] = clib_host_to_net_u32(${java_name}ArrayElements[_i]); - } - } - (*env)->ReleaseIntArrayElements (env, ${java_name}, ${java_name}ArrayElements, 0); - """) - -u64_array_struct_setter_template = Template(""" - jlong * ${java_name}ArrayElements = (*env)->GetLongArrayElements(env, ${java_name}, NULL); - if (${java_name}) { - size_t _i; - jsize cnt = (*env)->GetArrayLength (env, ${java_name}); - ${field_length_check} - for (_i = 0; _i < cnt; _i++) { - mp->${c_name}[_i] = clib_host_to_net_u64(${java_name}ArrayElements[_i]); - } - } - (*env)->ReleaseLongArrayElements (env, ${java_name}, ${java_name}ArrayElements, 0); - """) - -vl_api_ip4_fib_counter_t_array_struct_setter_template = Template(""" - // vl_api_ip4_fib_counter_t_array_field_setter_template FIXME""") - -vl_api_ip6_fib_counter_t_array_struct_setter_template = Template(""" - // vl_api_ip6_fib_counter_t_array_field_setter_template FIXME""") - -struct_setter_templates = {'u8': u8_struct_setter_template, - 'u16': u16_struct_setter_template, - 'u32': u32_struct_setter_template, - 'i32': u32_struct_setter_template, - 'u64': u64_struct_setter_template, - 'u8[]': u8_array_struct_setter_template, - 'u16[]': u16_array_struct_setter_template, - 'u32[]': u32_array_struct_setter_template, - 'u64[]': u64_array_struct_setter_template, - 'vl_api_ip4_fib_counter_t[]': vl_api_ip4_fib_counter_t_array_struct_setter_template, - 'vl_api_ip6_fib_counter_t[]': vl_api_ip6_fib_counter_t_array_struct_setter_template - } jni_impl_template = Template(""" /** @@ -200,13 +120,12 @@ jni_impl_template = Template(""" * Generated based on $inputfile preparsed data: $api_data */ -JNIEXPORT jint JNICALL Java_io_fd_vpp_jvpp_${plugin_name}_JVpp${java_plugin_name}Impl_${java_name}0 +JNIEXPORT jint JNICALL Java_io_fd_vpp_jvpp_${plugin_name}_JVpp${java_plugin_name}Impl_${field_name}0 (JNIEnv * env, jclass clazz$args) { ${plugin_name}_main_t *plugin_main = &${plugin_name}_main; vl_api_${c_name}_t * mp; u32 my_context_id = vppjni_get_context_id (&jvpp_main); $request_class - $field_identifiers // create message: mp = vl_msg_api_alloc(sizeof(*mp)); @@ -215,7 +134,8 @@ JNIEXPORT jint JNICALL Java_io_fd_vpp_jvpp_${plugin_name}_JVpp${java_plugin_name mp->client_index = plugin_main->my_client_index; mp->context = clib_host_to_net_u32 (my_context_id); - $struct_setters + $msg_initialization + // send message: vl_msg_api_send_shmem (plugin_main->vl_input_queue, (u8 *)&mp); if ((*env)->ExceptionCheck(env)) { @@ -235,8 +155,7 @@ def generate_jni_impl(func_list, plugin_name, inputfile): arguments = '' request_class = '' - field_identifiers = '' - struct_setters = '' + msg_initialization = '' f_name_uppercase = f_name.upper() if f['args']: @@ -247,142 +166,29 @@ def generate_jni_impl(func_list, plugin_name, inputfile): java_name_upper=camel_case_function_name_upper, plugin_name=plugin_name) - # field identifiers - for t in zip(f['types'], f['args']): - jni_type = t[0] - java_field_name = util.underscore_to_camelcase(t[1]) - jni_signature = util.jni_2_signature_mapping[jni_type] - jni_getter = util.jni_field_accessors[jni_type] - field_identifiers += request_field_identifier_template.substitute( - jni_type=jni_type, - java_name=java_field_name, - jni_signature=jni_signature, - jni_getter=jni_getter) - - # field setters - for t in zip(f['c_types'], f['args'], f['lengths']): - c_type = t[0] - c_name = t[1] - field_length = t[2][0] - field_length_check = "" - - # check if we are processing variable length array: - if t[2][1]: - field_length = util.underscore_to_camelcase(t[2][0]) - - # enforce max length if array has fixed length or uses variable length syntax - if str(t[2][0]) != "0": - field_length_check = fixed_array_length_enforcement_template.substitute(field_length=field_length) - - java_field_name = util.underscore_to_camelcase(c_name) - - struct_setter_template = struct_setter_templates[c_type] - - struct_setters += struct_setter_template.substitute( - c_name=c_name, - java_name=java_field_name, - field_length_check=field_length_check) + for t in zip(f['types'], f['args'], f['lengths']): + field_name = util.underscore_to_camelcase(t[1]) + msg_initialization += jni_gen.jni_request_binding_for_type(field_type=t[0], c_name=t[1], + field_reference_name=field_name, + field_name=field_name, + field_length=t[2][0], + is_variable_len_array=t[2][1]) jni_impl.append(jni_impl_template.substitute( inputfile=inputfile, api_data=util.api_message_to_javadoc(f), - java_name=camel_case_function_name, + field_reference_name=camel_case_function_name, + field_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, + msg_initialization=msg_initialization, args=arguments)) return "\n".join(jni_impl) - -dto_field_id_template = Template(""" - jfieldID ${java_name}FieldId = (*env)->GetFieldID(env, ${class_ref_name}Class, "${java_name}", "${jni_signature}");""") - -default_dto_field_setter_template = Template(""" - (*env)->Set${jni_setter}(env, dto, ${java_name}FieldId, mp->${c_name}); -""") - -variable_length_array_value_template = Template("""mp->${length_var_name}""") -variable_length_array_template = Template("""clib_net_to_host_${length_field_type}(${value})""") - -u16_dto_field_setter_template = Template(""" - (*env)->Set${jni_setter}(env, dto, ${java_name}FieldId, clib_net_to_host_u16(mp->${c_name})); -""") - -u32_dto_field_setter_template = Template(""" - (*env)->Set${jni_setter}(env, dto, ${java_name}FieldId, clib_net_to_host_u32(mp->${c_name})); -""") - -u64_dto_field_setter_template = Template(""" - (*env)->Set${jni_setter}(env, dto, ${java_name}FieldId, clib_net_to_host_u64(mp->${c_name})); -""") - -u8_array_dto_field_setter_template = Template(""" - jbyteArray ${java_name} = (*env)->NewByteArray(env, ${field_length}); - (*env)->SetByteArrayRegion(env, ${java_name}, 0, ${field_length}, (const jbyte*)mp->${c_name}); - (*env)->SetObjectField(env, dto, ${java_name}FieldId, ${java_name}); -""") - -u16_array_dto_field_setter_template = Template(""" - { - jshortArray ${java_name} = (*env)->NewShortArray(env, ${field_length}); - jshort * ${java_name}ArrayElements = (*env)->GetShortArrayElements(env, ${java_name}, NULL); - unsigned int _i; - for (_i = 0; _i < ${field_length}; _i++) { - ${java_name}ArrayElements[_i] = clib_net_to_host_u16(mp->${c_name}[_i]); - } - - (*env)->ReleaseShortArrayElements(env, ${java_name}, ${java_name}ArrayElements, 0); - (*env)->SetObjectField(env, dto, ${java_name}FieldId, ${java_name}); - } -""") - -u32_array_dto_field_setter_template = Template(""" - { - jintArray ${java_name} = (*env)->NewIntArray(env, ${field_length}); - jint * ${java_name}ArrayElements = (*env)->GetIntArrayElements(env, ${java_name}, NULL); - unsigned int _i; - for (_i = 0; _i < ${field_length}; _i++) { - ${java_name}ArrayElements[_i] = clib_net_to_host_u32(mp->${c_name}[_i]); - } - - (*env)->ReleaseIntArrayElements(env, ${java_name}, ${java_name}ArrayElements, 0); - (*env)->SetObjectField(env, dto, ${java_name}FieldId, ${java_name}); - } -""") - -# For each u64 array we get its elements. Then we convert values to host byte order. -# All changes to jlong* buffer are written to jlongArray (isCopy is set to NULL) -u64_array_dto_field_setter_template = Template(""" - { - jlongArray ${java_name} = (*env)->NewLongArray(env, ${field_length}); - jlong * ${java_name}ArrayElements = (*env)->GetLongArrayElements(env, ${java_name}, NULL); - unsigned int _i; - for (_i = 0; _i < ${field_length}; _i++) { - ${java_name}ArrayElements[_i] = clib_net_to_host_u64(mp->${c_name}[_i]); - } - - (*env)->ReleaseLongArrayElements(env, ${java_name}, ${java_name}ArrayElements, 0); - (*env)->SetObjectField(env, dto, ${java_name}FieldId, ${java_name}); - } -""") - -dto_field_setter_templates = {'u8': default_dto_field_setter_template, - 'u16': u16_dto_field_setter_template, - 'u32': u32_dto_field_setter_template, - 'i32': u32_dto_field_setter_template, - 'u64': u64_dto_field_setter_template, - 'f64': default_dto_field_setter_template, #fixme - 'u8[]': u8_array_dto_field_setter_template, - 'u16[]': u16_array_dto_field_setter_template, - 'u32[]': u32_array_dto_field_setter_template, - 'u64[]': u64_array_dto_field_setter_template - } - # code fragment for checking result of the operation before sending request reply callback_err_handler_template = Template(""" // for negative result don't send callback message but send error callback @@ -418,6 +224,7 @@ static void vl_api_${handler_name}_t_handler (vl_api_${handler_name}_t * mp) (*env)->CallVoidMethod(env, plugin_main->callbackObject, callbackMethod, dto); }""") + def generate_msg_handlers(func_list, plugin_name, inputfile): handlers = [] for f in func_list: @@ -438,25 +245,20 @@ def generate_msg_handlers(func_list, plugin_name, inputfile): dto_setters = '' err_handler = '' # dto setters - for t in zip(f['c_types'], f['types'], f['args'], f['lengths']): - c_type = t[0] - jni_type = t[1] - c_name = t[2] - field_length = t[3][0] - - if jni_type.endswith('Array') and field_length == '0': - raise Exception('Variable array \'%s\' defined in message \'%s\' ' - 'should have defined length (e.g. \'%s[%s_length]\'' - % (c_name, handler_name, c_name, c_name)) - - # check if we are processing variable length array - if t[3][1]: - length_var_name = t[3][0] - length_field_type = f['c_types'][f['args'].index(length_var_name)] - field_length = variable_length_array_value_template.substitute(length_var_name=length_var_name) - if length_field_type != 'u8': # we need net to host conversion: - field_length = variable_length_array_template.substitute( - length_field_type=length_field_type, value=field_length) + for t in zip(f['types'], f['args'], f['lengths']): + c_name = t[1] + java_name = util.underscore_to_camelcase(c_name) + field_length = t[2][0] + is_variable_len_array = t[2][1] + length_field_type = None + if is_variable_len_array: + length_field_type = f['types'][f['args'].index(field_length)] + dto_setters += jni_gen.jni_reply_handler_for_type(handler_name=handler_name, ref_name=ref_name, + field_type=t[0], c_name=t[1], + field_reference_name=java_name, + field_name=java_name, field_length=field_length, + is_variable_len_array=is_variable_len_array, + length_field_type=length_field_type) # for retval don't generate setters and generate retval check if util.is_retval_field(c_name): @@ -465,24 +267,6 @@ def generate_msg_handlers(func_list, plugin_name, inputfile): ) continue - java_field_name = util.underscore_to_camelcase(c_name) - jni_signature = util.jni_2_signature_mapping[jni_type] - jni_setter = util.jni_field_accessors[jni_type] - - dto_setters += dto_field_id_template.substitute( - java_name=java_field_name, - class_ref_name=ref_name, - jni_signature=jni_signature) - - dto_setter_template = dto_field_setter_templates[c_type] - - dto_setters += dto_setter_template.substitute( - java_name=java_field_name, - jni_signature=jni_signature, - c_name=c_name, - jni_setter=jni_setter, - field_length=field_length) - handlers.append(msg_handler_template.substitute( inputfile=inputfile, api_data=util.api_message_to_javadoc(f), |