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
27namespace tvm {
28namespace runtime {
29
30size_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
41size_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