pppoe.rar_PPPoE SDK_SDK_pppoe 拨号_pppoe拨号_visual c

#include <windows.h> #include <ras.h> #pragma comment(lib, "Rasapi32.lib") #include "Resource.h" BOOL WINAPI DlgProc(HWND,UINT,WPARAM,LPARAM); BOOL RasEnum(HWND hwnd); BOOL RasCreate(); BOOL RasConnect(char *userName, char *passWord, char *error, char *strIP); HRASCONN RasConnecting(); BOOL RasClose(HRASCONN hrasconn); int WINAPI WinMain(HINSTANCE hInstance,HINSTANCE hPrevInst,LPSTR lpCmdLine,int nCmdShow) { MSG msg; HWND hDlg; hDlg = CreateDialog(hInstance, MAKEINTRESOURCE(IDD_DIALOG1), NULL, (DLGPROC)&DlgProc); if (hDlg == 0) { MessageBox(NULL,"CreateDialog false","",0); return 0; } ShowWindow(hDlg, SW_SHOW); while (GetMessage(&msg, NULL, 0, 0)) { if (IsDialogMessage(hDlg, &msg) == FALSE) { TranslateMessage (&msg) ; DispatchMessage (&msg) ; } } return 0; } BOOL WINAPI DlgProc(HWND hWnd,UINT uMsg,WPARAM wParam,LPARAM lParam) { char userName[128]; //存放用户名 char hex_userName[128]; char passWord[128]; //存放密码 char error[256]; //存放错误信息 char strIP[20]; //存放ip HRASCONN hrasconn = NULL; //存放活动连接句柄, 用于断开连接 memset(error, 0, sizeof(error)); switch(uMsg) { case WM_COMMAND: switch(LOWORD(wParam)) { case IDOK: if(RasEnum(hWnd)==FALSE) //如果不存在“我的连接” { RasCreate(); Sleep(1000); } if((hrasconn=RasConnecting()) != NULL) { MessageBox(NULL, "\r\n已经连接!\r\n", "", 0); return FALSE; } GetDlgItemText(hWnd, IDC_EDIT1, userName, 100); GetDlgItemText(hWnd, IDC_EDIT2, passWord, 100); if(RasConnect(userName, passWord, error, strIP) == TRUE) { SetDlgItemText(hWnd, IDC_STATIC3, strIP); return TRUE; } else { SetDlgItemText(hWnd, IDC_STATIC3, "连接失败 ! "); MessageBox(NULL,error,"连接失败",0); } break; case IDCANCEL: if((hrasconn=RasConnecting()) != NULL) //如果是已经连接 { if(RasClose(hrasconn) == TRUE) { SetDlgItemText(hWnd, IDC_STATIC3, "已断开连接! "); } } break; } break; case WM_INITDIALOG: return TRUE; case WM_CLOSE: PostQuitMessage (WM_QUIT); return TRUE; default: return FALSE; } return TRUE; } //-----枚举拨号连接----- BOOL RasEnum(HWND hwnd) { RASENTRYNAME RasName[10]; memset(RasName, 0, sizeof(RasName)); RasName[0].dwSize = sizeof(RASENTRYNAME); DWORD rasSize, rasNumber, dwRet; rasSize = sizeof(RasName); rasNumber = 0; dwRet = RasEnumEntries(NULL, NULL, RasName, &rasSize, &rasNumber); //如果函数成功，则返回0 if(dwRet == 0) { for(UINT i=0; i<rasNumber; i++) if(strcmp(RasName[i].szEntryName, "我的连接") == 0) { return TRUE; } } return FALSE; } //-----创建拨号连接----- BOOL RasCreate() { LPRASENTRY lpRasEntry = NULL; DWORD cb = sizeof(RASENTRY); DWORD dwBufferSize = 0; // 取得entry的大小,这句也不知道是不是必须的,因为sizeof(RASENTRY)和这里取到的dwBufferSize是一样的,不过还是Get一下安全点 RasGetEntryProperties(NULL,"", NULL, &dwBufferSize, NULL, NULL); if (dwBufferSize == 0) return FALSE; lpRasEntry = (LPRASENTRY)HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, dwBufferSize); if (lpRasEntry == NULL) return FALSE; ZeroMemory(lpRasEntry, sizeof(RASENTRY)); lpRasEntry->dwSize = dwBufferSize; lpRasEntry->dwfOptions = RASEO_RemoteDefaultGateway | RASEO_ShowDialingProgress | RASEO_PreviewUserPw; lpRasEntry->dwType = RASET_Broadband; lstrcpy(lpRasEntry->szDeviceType, RASDT_PPPoE); lstrcpy(lpRasEntry->szDeviceName, "ppoe"); lpRasEntry->dwfNetProtocols = RASNP_Ip; lpRasEntry->dwFramingProtocol = RASFP_Ppp; DWORD dwRet; dwRet = RasSetEntryProperties(NULL, "我的连接", lpRasEntry, dwBufferSize, NULL, 0); // 创建连接 HeapFree(GetProcessHeap(), 0, (LPVOID)lpRasEntry); if (dwRet != 0) { MessageBox(NULL, "\r\n无法创建网络连接，请手动创建并命名为 \"我的连接\"\r\n", "错误", 0); return FALSE; } return TRUE; } //-----进行拨号连接----- BOOL RasConnect(char *userName, char *passWord, char *error, char *strIP) { //HRASCONN *pRC用于记录拨号信息存放的地址 HRASCONN hRasConn = NULL; RASDIALPARAMS RasParams; ZeroMemory(&RasParams, sizeof(RASDIALPARAMS)); RasParams.dwSize = sizeof(RASDIALPARAMS); lstrcpy(RasParams.szEntryName, "我的连接"); lstrcpy(RasParams.szUserName, userName); lstrcpy(RasParams.szPassword, passWord); DWORD dwRet; dwRet = RasDial(NULL, NULL, &RasParams, 0L, NULL , &hRasConn); //如果函数成功, 则返回0 if (dwRet != 0) { RasGetErrorString((UINT)dwRet, (LPSTR)error, 265); return FALSE; } //-----获得ＩＰ----- RASPPPIP RasIp; memset(&RasIp, 0, sizeof(RasIp)); RasIp.dwSize=sizeof(RASPPPIP); DWORD rasSize=sizeof(RASPPPIP); RasGetProjectionInfo(hRasConn, RASP_PppIp, &RasIp, &rasSize); strcpy(strIP, "连接成功："); strcat(strIP, RasIp.szIpAddress); return TRUE; } //-----枚举活动的连接----- HRASCONN RasConnecting() { RASCONN rc[10]; DWORD dwSize; DWORD dwNumber = 0; rc[0].dwSize=sizeof(RASCONN); dwSize =sizeof(rc); DWORD dwRet; dwRet = RasEnumConnections(rc, &dwSize, &dwNumber); //枚举已连接的网络 if(dwRet == 0) { for(UINT i=0; i<dwNumber; i++) if(strcmp(rc[i].szEntryName, "我的连接") == 0) { return rc[i].hrasconn; //返回"我的连接"对应的句柄 } } return NULL; } //-----断开连接----- BOOL RasClose(HRASCONN hrasconn) { if(RasHangUp(hrasconn) == 0) //断开成功 return TRUE; else return FALSE; }