1 /*
2  * Copyright (C) 2021-2023 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 #ifndef COAP_APP_H
17 #define COAP_APP_H
18 
19 #include <arpa/inet.h>
20 
21 #include "coap_adapter.h"
22 #include "coap_def.h"
23 #include "nstackx_epoll.h"
24 
25 #ifdef __cplusplus
26 extern "C" {
27 #endif
28 
29 #define COAP_SRV_DEFAULT_PORT 5684
30 #define COAP_SRV_DEFAULT_ADDR "0.0.0.0"
31 
32 typedef enum {
33     SOCKET_READ_EVENT = 0,
34     SOCKET_WRITE_EVENT,
35     SOCKET_ERROR_EVENT,
36     SOCKET_END_EVENT
37 } SocketEventType;
38 
39 typedef struct {
40     bool inited;
41     uint8_t socketErrFlag;
42     int32_t listenFd;
43     EpollTask task;
44     uint64_t socketEventNum[SOCKET_END_EVENT];
45     void *iface;
46 } CoapCtxType;
47 
48 bool IsCoapContextReady(void);
49 
50 const char *CoapGetLocalIfaceName(void);
51 CoapCtxType *CoapGetCoapCtxType(void);
52 
53 CoapCtxType *CoapServerInit(const struct in_addr *ip, void *iface);
54 void CoapServerDestroy(CoapCtxType *ctx, bool moduleDeinit);
55 
56 void ResetCoapSocketTaskCount(uint8_t isBusy);
57 int32_t CoapSendMessage(const CoapBuildParam *param, uint8_t isBroadcast, uint8_t businessType, bool isAckMsg);
58 
59 #ifdef __cplusplus
60 }
61 #endif
62 
63 #endif /* COAP_APP_H */
64