寻找正在连接中的网络连接，并开启网络连接的网络连接共享功能

寻找正在连接中的网络连接，并开启网络连接的网络连接共享功能。

注意：要设置为管理员权限启动工程。否则EnableSharing会失败。

#include <Windows.h>#include <NetCon.h>#include <locale>#include <stdio.h>#pragma comment(lib,"Iphlpapi.lib")#pragma comment(lib,"Rpcrt4.lib")//GUID//启用、禁用网卡#pragma comment(lib,"ole32.lib")int main(int argc, char* argv[]){INetConnectionManager *pManager=NULL;INetConnection *pConnection=NULL;IEnumNetConnection *pEnum=NULL;ULONG           celtFetched;INetSharingManager *pNetSharingManager=NULL;INetConnectionProps *pProps=NULL;INetSharingConfiguration *pConfiguration=NULL;NETCON_PROPERTIES*   properties=NULL;NETCON_MEDIATYPE   mediatype;setlocale(LC_CTYPE, "");CoInitialize(NULL);CoCreateInstance(CLSID_ConnectionManager, NULL, CLSCTX_SERVER, IID_INetConnectionManager, (void**)&pManager);if(pManager == NULL){printf("获取接受失败，Error:%d\n",GetLastError());return 0;}pManager->EnumConnections(NCME_DEFAULT, &pEnum);   while(  pEnum->Next(1, &pConnection, &celtFetched) == S_OK   ){pConnection->GetProperties(&properties);if(properties->Status == NCS_CONNECTED){if(properties->dwCharacter & NCCF_INCOMING_ONLY == 1){wprintf(L"\"%S\"正处于连接状态，但是此连接无法共享！确保至少有2个网络连接！\n",properties->pszwName);break;}CoCreateInstance(CLSID_NetSharingManager, NULL, CLSCTX_SERVER, IID_INetSharingManager, (void**)&pNetSharingManager);if(pNetSharingManager == NULL){printf("获取接受失败，Error:%d\n",GetLastError());break;}wprintf(L"发现\"%s\"正处于连接状态。尝试开启共享...\n",properties->pszwName);if(properties->MediaType >= NCM_DIRECT && properties->MediaType <=NCM_PPPOE){pNetSharingManager->get_INetSharingConfigurationForINetConnection(pConnection,&pConfiguration);if(pConfiguration && SUCCEEDED(pConfiguration->EnableSharing(ICSSHARINGTYPE_PUBLIC))){wprintf(L"成功设置\"%s\"为共享状态！\n",properties->pszwName);break;}}wprintf(L"设置\"%s\"共享状态失败！Error:%d\n",properties->pszwName,GetLastError());}}if(pManager) pManager->Release();if(pConnection) pConnection->Release();if(pEnum) pEnum->Release();if(pNetSharingManager) pNetSharingManager->Release();if(pConfiguration) pConfiguration->Release();CoUninitialize();return 0;}