1 /*
2  * Copyright (c) 2021 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #include "header_converter.h"
17 #include "endian_convert.h"
18 #include "communicator_type_define.h"
19 
20 namespace DistributedDB {
ConvertHostToNet(const CommPhyHeader & headerOriginal,CommPhyHeader & headerConverted)21 void HeaderConverter::ConvertHostToNet(const CommPhyHeader &headerOriginal, CommPhyHeader &headerConverted)
22 {
23     headerConverted.magic = HostToNet(headerOriginal.magic);
24     headerConverted.version = HostToNet(headerOriginal.version);
25     headerConverted.packetLen = HostToNet(headerOriginal.packetLen);
26     headerConverted.checkSum = HostToNet(headerOriginal.checkSum);
27     headerConverted.sourceId = HostToNet(headerOriginal.sourceId);
28     headerConverted.frameId = HostToNet(headerOriginal.frameId);
29     headerConverted.packetType = HostToNet(headerOriginal.packetType);
30     headerConverted.paddingLen = HostToNet(headerOriginal.paddingLen);
31     headerConverted.dbIntVer = HostToNet(headerOriginal.dbIntVer);
32 }
33 
ConvertHostToNet(const CommPhyOptHeader & headerOriginal,CommPhyOptHeader & headerConverted)34 void HeaderConverter::ConvertHostToNet(const CommPhyOptHeader &headerOriginal, CommPhyOptHeader &headerConverted)
35 {
36     headerConverted.frameLen = HostToNet(headerOriginal.frameLen);
37     headerConverted.fragCount = HostToNet(headerOriginal.fragCount);
38     headerConverted.fragNo = HostToNet(headerOriginal.fragNo);
39 }
40 
ConvertHostToNet(const CommDivergeHeader & headerOriginal,CommDivergeHeader & headerConverted)41 void HeaderConverter::ConvertHostToNet(const CommDivergeHeader &headerOriginal, CommDivergeHeader &headerConverted)
42 {
43     ConvertNetToHost(headerOriginal, headerConverted);
44 }
45 
ConvertHostToNet(const MessageHeader & headerOriginal,MessageHeader & headerConverted)46 void HeaderConverter::ConvertHostToNet(const MessageHeader &headerOriginal, MessageHeader &headerConverted)
47 {
48     ConvertNetToHost(headerOriginal, headerConverted);
49 }
50 
ConvertNetToHost(const CommPhyHeader & headerOriginal,CommPhyHeader & headerConverted)51 void HeaderConverter::ConvertNetToHost(const CommPhyHeader &headerOriginal, CommPhyHeader &headerConverted)
52 {
53     ConvertHostToNet(headerOriginal, headerConverted);
54 }
55 
ConvertNetToHost(const CommPhyOptHeader & headerOriginal,CommPhyOptHeader & headerConverted)56 void HeaderConverter::ConvertNetToHost(const CommPhyOptHeader &headerOriginal, CommPhyOptHeader &headerConverted)
57 {
58     ConvertHostToNet(headerOriginal, headerConverted);
59 }
60 
ConvertNetToHost(const CommDivergeHeader & headerOriginal,CommDivergeHeader & headerConverted)61 void HeaderConverter::ConvertNetToHost(const CommDivergeHeader &headerOriginal, CommDivergeHeader &headerConverted)
62 {
63     headerConverted.version = NetToHost(headerOriginal.version);
64     headerConverted.reserved = NetToHost(headerOriginal.reserved);
65     headerConverted.payLoadLen = NetToHost(headerOriginal.payLoadLen);
66     // commLabel now is array of uint8_t, so no need to do endian convert, but we need to copy it here
67     for (unsigned int i = 0; i < COMM_LABEL_LENGTH; i++) {
68         headerConverted.commLabel[i] = headerOriginal.commLabel[i];
69     }
70 }
71 
ConvertNetToHost(const MessageHeader & headerOriginal,MessageHeader & headerConverted)72 void HeaderConverter::ConvertNetToHost(const MessageHeader &headerOriginal, MessageHeader &headerConverted)
73 {
74     headerConverted.version = NetToHost(headerOriginal.version);
75     headerConverted.messageType = NetToHost(headerOriginal.messageType);
76     headerConverted.messageId = NetToHost(headerOriginal.messageId);
77     headerConverted.sessionId = NetToHost(headerOriginal.sessionId);
78     headerConverted.sequenceId = NetToHost(headerOriginal.sequenceId);
79     headerConverted.errorNo = NetToHost(headerOriginal.errorNo);
80     headerConverted.dataLen = NetToHost(headerOriginal.dataLen);
81 }
82 } // namespace DistributedDB