1 | /* |
2 | * Licensed to the Apache Software Foundation (ASF) under one |
3 | * or more contributor license agreements. See the NOTICE file |
4 | * distributed with this work for additional information |
5 | * regarding copyright ownership. The ASF licenses this file |
6 | * to you under the Apache License, Version 2.0 (the |
7 | * "License"); you may not use this file except in compliance |
8 | * with the License. You may obtain a copy of the License at |
9 | * |
10 | * http://www.apache.org/licenses/LICENSE-2.0 |
11 | * |
12 | * Unless required by applicable law or agreed to in writing, |
13 | * software distributed under the License is distributed on an |
14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
15 | * KIND, either express or implied. See the License for the |
16 | * specific language governing permissions and limitations |
17 | * under the License. |
18 | */ |
19 | |
20 | /*! |
21 | * \file rpc_channel.cc |
22 | */ |
23 | #include "rpc_channel.h" |
24 | |
25 | #include <string> |
26 | |
27 | namespace tvm { |
28 | namespace runtime { |
29 | |
30 | size_t CallbackChannel::Send(const void* data, size_t size) { |
31 | TVMByteArray bytes; |
32 | bytes.data = static_cast<const char*>(data); |
33 | bytes.size = size; |
34 | int64_t n = fsend_(bytes); |
35 | if (n == -1) { |
36 | LOG(FATAL) << "CallbackChannel::Send" ; |
37 | } |
38 | return static_cast<size_t>(n); |
39 | } |
40 | |
41 | size_t CallbackChannel::Recv(void* data, size_t size) { |
42 | TVMRetValue ret = frecv_(size); |
43 | |
44 | if (ret.type_code() != kTVMBytes) { |
45 | LOG(FATAL) << "CallbackChannel::Recv" ; |
46 | } |
47 | std::string* bytes = ret.ptr<std::string>(); |
48 | memcpy(static_cast<char*>(data), bytes->c_str(), bytes->length()); |
49 | return bytes->length(); |
50 | } |
51 | |
52 | } // namespace runtime |
53 | } // namespace tvm |
54 | |