<%def name="get_native_methods()"><%
native_method_signatures = [
    'void grpcsharp_init()',
    'void grpcsharp_shutdown()',
    'IntPtr grpcsharp_version_string()  // returns not-owned const char*',
    'BatchContextSafeHandle grpcsharp_batch_context_create()',
    'IntPtr grpcsharp_batch_context_recv_initial_metadata(BatchContextSafeHandle ctx)',
    'IntPtr grpcsharp_batch_context_recv_message_length(BatchContextSafeHandle ctx)',
    'int grpcsharp_batch_context_recv_message_next_slice_peek(BatchContextSafeHandle ctx, out UIntPtr sliceLen, out IntPtr sliceDataPtr)',
    'StatusCode grpcsharp_batch_context_recv_status_on_client_status(BatchContextSafeHandle ctx)',
    'IntPtr grpcsharp_batch_context_recv_status_on_client_details(BatchContextSafeHandle ctx, out UIntPtr detailsLength)',
    'IntPtr grpcsharp_batch_context_recv_status_on_client_trailing_metadata(BatchContextSafeHandle ctx)',
    'int grpcsharp_batch_context_recv_close_on_server_cancelled(BatchContextSafeHandle ctx)',
    'void grpcsharp_batch_context_reset(BatchContextSafeHandle ctx)',
    'void grpcsharp_batch_context_destroy(IntPtr ctx)',
    'RequestCallContextSafeHandle grpcsharp_request_call_context_create()',
    'CallSafeHandle grpcsharp_request_call_context_call(RequestCallContextSafeHandle ctx)',
    'IntPtr grpcsharp_request_call_context_method(RequestCallContextSafeHandle ctx, out UIntPtr methodLength)',
    'IntPtr grpcsharp_request_call_context_host(RequestCallContextSafeHandle ctx, out UIntPtr hostLength)',
    'Timespec grpcsharp_request_call_context_deadline(RequestCallContextSafeHandle ctx)',
    'IntPtr grpcsharp_request_call_context_request_metadata(RequestCallContextSafeHandle ctx)',
    'void grpcsharp_request_call_context_reset(RequestCallContextSafeHandle ctx)',
    'void grpcsharp_request_call_context_destroy(IntPtr ctx)',
    'CallCredentialsSafeHandle grpcsharp_composite_call_credentials_create(CallCredentialsSafeHandle creds1, CallCredentialsSafeHandle creds2)',
    'void grpcsharp_call_credentials_release(IntPtr credentials)',
    'CallError grpcsharp_call_cancel(CallSafeHandle call)',
    'CallError grpcsharp_call_cancel_with_status(CallSafeHandle call, StatusCode status, string description)',
    'CallError grpcsharp_call_start_unary(CallSafeHandle call, BatchContextSafeHandle ctx, SliceBufferSafeHandle sendBuffer, WriteFlags writeFlags, MetadataArraySafeHandle metadataArray, CallFlags metadataFlags)',
    'CallError grpcsharp_call_start_client_streaming(CallSafeHandle call, BatchContextSafeHandle ctx, MetadataArraySafeHandle metadataArray, CallFlags metadataFlags)',
    'CallError grpcsharp_call_start_server_streaming(CallSafeHandle call, BatchContextSafeHandle ctx, SliceBufferSafeHandle sendBuffer, WriteFlags writeFlags, MetadataArraySafeHandle metadataArray, CallFlags metadataFlags)',
    'CallError grpcsharp_call_start_duplex_streaming(CallSafeHandle call, BatchContextSafeHandle ctx, MetadataArraySafeHandle metadataArray, CallFlags metadataFlags)',
    'CallError grpcsharp_call_send_message(CallSafeHandle call, BatchContextSafeHandle ctx, SliceBufferSafeHandle sendBuffer, WriteFlags writeFlags, int sendEmptyInitialMetadata)',
    'CallError grpcsharp_call_send_close_from_client(CallSafeHandle call, BatchContextSafeHandle ctx)',
    'CallError grpcsharp_call_send_status_from_server(CallSafeHandle call, BatchContextSafeHandle ctx, StatusCode statusCode, IntPtr statusMessage, UIntPtr statusMessageLen, MetadataArraySafeHandle metadataArray, int sendEmptyInitialMetadata, SliceBufferSafeHandle optionalSendBuffer, WriteFlags writeFlags)',
    'CallError grpcsharp_call_recv_message(CallSafeHandle call, BatchContextSafeHandle ctx)',
    'CallError grpcsharp_call_recv_initial_metadata(CallSafeHandle call, BatchContextSafeHandle ctx)',
    'CallError grpcsharp_call_start_serverside(CallSafeHandle call, BatchContextSafeHandle ctx)',
    'CallError grpcsharp_call_send_initial_metadata(CallSafeHandle call, BatchContextSafeHandle ctx, MetadataArraySafeHandle metadataArray)',
    'CallError grpcsharp_call_set_credentials(CallSafeHandle call, CallCredentialsSafeHandle credentials)',
    'CStringSafeHandle grpcsharp_call_get_peer(CallSafeHandle call)',
    'void grpcsharp_call_destroy(IntPtr call)',
    'ChannelArgsSafeHandle grpcsharp_channel_args_create(UIntPtr numArgs)',
    'void grpcsharp_channel_args_set_string(ChannelArgsSafeHandle args, UIntPtr index, string key, string value)',
    'void grpcsharp_channel_args_set_integer(ChannelArgsSafeHandle args, UIntPtr index, string key, int value)',
    'void grpcsharp_channel_args_destroy(IntPtr args)',
    'void grpcsharp_override_default_ssl_roots(string pemRootCerts)',
    'ChannelCredentialsSafeHandle grpcsharp_ssl_credentials_create(string pemRootCerts, string keyCertPairCertChain, string keyCertPairPrivateKey, IntPtr verifyPeerCallbackTag)',
    'ChannelCredentialsSafeHandle grpcsharp_composite_channel_credentials_create(ChannelCredentialsSafeHandle channelCreds, CallCredentialsSafeHandle callCreds)',
    'void grpcsharp_channel_credentials_release(IntPtr credentials)',
    'ChannelSafeHandle grpcsharp_insecure_channel_create(string target, ChannelArgsSafeHandle channelArgs)',
    'ChannelSafeHandle grpcsharp_secure_channel_create(ChannelCredentialsSafeHandle credentials, string target, ChannelArgsSafeHandle channelArgs)',
    'CallSafeHandle grpcsharp_channel_create_call(ChannelSafeHandle channel, CallSafeHandle parentCall, ContextPropagationFlags propagationMask, CompletionQueueSafeHandle cq, string method, string host, Timespec deadline)',
    'ChannelState grpcsharp_channel_check_connectivity_state(ChannelSafeHandle channel, int tryToConnect)',
    'void grpcsharp_channel_watch_connectivity_state(ChannelSafeHandle channel, ChannelState lastObservedState, Timespec deadline, CompletionQueueSafeHandle cq, BatchContextSafeHandle ctx)',
    'CStringSafeHandle grpcsharp_channel_get_target(ChannelSafeHandle call)',
    'void grpcsharp_channel_destroy(IntPtr channel)',
    'int grpcsharp_sizeof_grpc_event()',
    'CompletionQueueSafeHandle grpcsharp_completion_queue_create_async()',
    'CompletionQueueSafeHandle grpcsharp_completion_queue_create_sync()',
    'void grpcsharp_completion_queue_shutdown(CompletionQueueSafeHandle cq)',
    'CompletionQueueEvent grpcsharp_completion_queue_next(CompletionQueueSafeHandle cq)',
    'CompletionQueueEvent grpcsharp_completion_queue_pluck(CompletionQueueSafeHandle cq, IntPtr tag)',
    'void grpcsharp_completion_queue_destroy(IntPtr cq)',
    'void gprsharp_free(IntPtr ptr)',
    'MetadataArraySafeHandle grpcsharp_metadata_array_create(UIntPtr capacity)',
    'void grpcsharp_metadata_array_add(MetadataArraySafeHandle array, string key, byte[] value, UIntPtr valueLength)',
    'UIntPtr grpcsharp_metadata_array_count(IntPtr metadataArray)',
    'IntPtr grpcsharp_metadata_array_get_key(IntPtr metadataArray, UIntPtr index, out UIntPtr keyLength)',
    'IntPtr grpcsharp_metadata_array_get_value(IntPtr metadataArray, UIntPtr index, out UIntPtr valueLength)',
    'void grpcsharp_metadata_array_destroy_full(IntPtr array)',
    'void grpcsharp_redirect_log(GprLogDelegate callback)',
    'void grpcsharp_native_callback_dispatcher_init(NativeCallbackDispatcherCallback dispatcher)',
    'CallCredentialsSafeHandle grpcsharp_metadata_credentials_create_from_plugin(IntPtr nativeCallbackTag)',
    'void grpcsharp_metadata_credentials_notify_from_plugin(IntPtr callbackPtr, IntPtr userData, MetadataArraySafeHandle metadataArray, StatusCode statusCode, string errorDetails)',
    'ServerCredentialsSafeHandle grpcsharp_ssl_server_credentials_create(string pemRootCerts, string[] keyCertPairCertChainArray, string[] keyCertPairPrivateKeyArray, UIntPtr numKeyCertPairs, SslClientCertificateRequestType clientCertificateRequest)',
    'void grpcsharp_server_credentials_release(IntPtr credentials)',
    'ServerSafeHandle grpcsharp_server_create(ChannelArgsSafeHandle args)',
    'void grpcsharp_server_register_completion_queue(ServerSafeHandle server, CompletionQueueSafeHandle cq)',
    'int grpcsharp_server_add_insecure_http2_port(ServerSafeHandle server, string addr)',
    'int grpcsharp_server_add_secure_http2_port(ServerSafeHandle server, string addr, ServerCredentialsSafeHandle creds)',
    'void grpcsharp_server_start(ServerSafeHandle server)',
    'CallError grpcsharp_server_request_call(ServerSafeHandle server, CompletionQueueSafeHandle cq, RequestCallContextSafeHandle ctx)',
    'void grpcsharp_server_cancel_all_calls(ServerSafeHandle server)',
    'void grpcsharp_server_shutdown_and_notify_callback(ServerSafeHandle server, CompletionQueueSafeHandle cq, BatchContextSafeHandle ctx)',
    'void grpcsharp_server_destroy(IntPtr server)',
    'AuthContextSafeHandle grpcsharp_call_auth_context(CallSafeHandle call)',
    'IntPtr grpcsharp_auth_context_peer_identity_property_name(AuthContextSafeHandle authContext)  // returns const char*',
    'AuthContextSafeHandle.NativeAuthPropertyIterator grpcsharp_auth_context_property_iterator(AuthContextSafeHandle authContext)',
    'IntPtr grpcsharp_auth_property_iterator_next(ref AuthContextSafeHandle.NativeAuthPropertyIterator iterator)  // returns const auth_property*',
    'void grpcsharp_auth_context_release(IntPtr authContext)',
    'SliceBufferSafeHandle grpcsharp_slice_buffer_create()',
    'IntPtr grpcsharp_slice_buffer_adjust_tail_space(SliceBufferSafeHandle sliceBuffer, UIntPtr availableTailSpace, UIntPtr requestedTailSpace)',
    'UIntPtr grpcsharp_slice_buffer_slice_count(SliceBufferSafeHandle sliceBuffer)',
    'void grpcsharp_slice_buffer_slice_peek(SliceBufferSafeHandle sliceBuffer, UIntPtr index, out UIntPtr sliceLen, out IntPtr sliceDataPtr)',
    'void grpcsharp_slice_buffer_reset_and_unref(SliceBufferSafeHandle sliceBuffer)',
    'void grpcsharp_slice_buffer_destroy(IntPtr sliceBuffer)',
    'Timespec gprsharp_now(ClockType clockType)',
    'Timespec gprsharp_inf_future(ClockType clockType)',
    'Timespec gprsharp_inf_past(ClockType clockType)',
    'Timespec gprsharp_convert_clock_type(Timespec t, ClockType targetClock)',
    'int gprsharp_sizeof_timespec()',
    'CallError grpcsharp_test_callback([MarshalAs(UnmanagedType.FunctionPtr)] NativeCallbackTestDelegate callback)',
    'IntPtr grpcsharp_test_nop(IntPtr ptr)',
    'void grpcsharp_test_override_method(string methodName, string variant)',
    'CallError grpcsharp_test_call_start_unary_echo(CallSafeHandle call, BatchContextSafeHandle ctx, SliceBufferSafeHandle sendBuffer, WriteFlags writeFlags, MetadataArraySafeHandle metadataArray, CallFlags metadataFlags)',
]

import re
native_methods = []
for signature in native_method_signatures:
  match = re.match('([A-Za-z0-9_.]+) +([A-Za-z0-9_]+)\\((.*)\\)(.*)', signature)
  if not match:
    raise Exception('Malformed signature "%s"' % signature)
  native_methods.append({'returntype': match.group(1), 'name': match.group(2), 'params': match.group(3), 'comment': match.group(4)})

return list(native_methods)
%></%def>
