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 #ifndef COAP_DISCOVER_H 17 #define COAP_DISCOVER_H 18 #include <coap3/coap.h> 19 #include "nstackx_common.h" 20 21 #define COAP_MODULE_NAME_TYPE 0x01 22 #define COAP_DEVICE_ID_TYPE 0x02 23 #define COAP_MSG_TYPE 0x03 24 25 #define SERVER_TYPE_WLANORETH 0 26 #define SERVER_TYPE_P2P 1 27 #define SERVER_TYPE_USB 2 28 29 #define INVALID_TYPE 255 30 #pragma pack(1) 31 typedef struct { 32 uint8_t type; 33 uint16_t len; /* must be a positive integer */ 34 uint8_t value[0]; 35 } CoapMsgUnit; 36 #pragma pack() 37 struct coap_session_t; 38 struct DeviceInfo; 39 typedef struct { 40 char deviceId[NSTACKX_MAX_DEVICE_ID_LEN]; 41 char moduleName[NSTACKX_MAX_MODULE_NAME_LEN]; 42 char p2pAddr[NSTACKX_MAX_IP_STRING_LEN]; 43 uint8_t *data; 44 uint32_t len; 45 uint8_t type; 46 int32_t err; 47 sem_t wait; 48 } MsgCtx; 49 50 typedef struct CoapRequest { 51 uint8_t type; 52 uint8_t code; 53 const char *remoteUrl; 54 uint8_t *token; 55 size_t tokenLength; 56 char *data; 57 size_t dataLength; 58 } CoapRequest; 59 60 typedef enum { 61 COAP_BROADCAST_TYPE_DEFAULT = 0, 62 COAP_BROADCAST_TYPE_USER = 1 63 } CoapBroadcastType; 64 65 void CoapServiceDiscoverInner(uint8_t userRequest); 66 void CoapServiceDiscoverInnerAn(uint8_t userRequest); 67 void CoapServiceDiscoverInnerConfigurable(uint8_t userRequest); 68 void CoapServiceDiscoverStopInner(void); 69 uint8_t CoapDiscoverRequestOngoing(void); 70 71 #ifndef DFINDER_SUPPORT_MULTI_NIF 72 void CoapInitResources(coap_context_t *ctx, uint8_t serverType); 73 #endif 74 75 int32_t CoapDiscoverInit(EpollDesc epollfd); 76 void CoapDiscoverDeinit(void); 77 78 #ifdef DFINDER_SUPPORT_MULTI_NIF 79 void CoapInitResourcesWithIdx(coap_context_t *ctx, uint32_t idx, const char *networkName); 80 void CoapDestroyCtxWithIdx(uint32_t ctxIdx); 81 #else 82 void CoapDestroyCtx(uint8_t serverType); 83 #endif 84 85 int32_t CoapSendServiceMsg(MsgCtx *msgCtx, struct DeviceInfo *deviceInfo); 86 int32_t CoapSendServiceMsgWithDefiniteTargetIp(MsgCtx *msgCtx, struct DeviceInfo *deviceInfo); 87 coap_context_t *GetContext(uint8_t serverType); 88 void CoapSubscribeModuleInner(uint8_t isSubscribe); 89 void CoapUnsubscribeModuleInner(uint8_t isUnsubscribe); 90 void CoapInitSubscribeModuleInner(void); 91 void ResetCoapDiscoverTaskCount(uint8_t isBusy); 92 uint8_t GetActualType(const uint8_t type, const char *dstIp); 93 void SetCoapDiscoverType(CoapBroadcastType type); 94 void SetCoapUserDiscoverInfo(uint32_t advCount, uint32_t advDuration); 95 void SendDiscoveryRsp(const NSTACKX_ResponseSettings *responseSettings); 96 #endif /* #ifndef COAP_DISCOVER_H */ 97