南邮 通达 软件设计 实验报告

2011 / 2012 2

Socket

090037

09003711

,,, 2012 6 21

IP (2)

1 (2)

2 (2)

3 (2)

4 (3)

5 (3)

6 (5)

(5)

1 (5)

2 (5)

3 (5)

4 (6)

5 (7)

6 (12)

UDP (12)

1 (12)

2 (12)

3 (12)

4 (13)

5 (13)

6 (15)

(16)

1 (16)

2 (16)

3 (16)

4 (18)

5 (20)

6 (27)

(28)

1 (28)

2 (28)

3 (28)

4 (31)

5 (31)

6 (34)

(34)

(34)

IP

1

IP

2

IP

3

1.

MFC AppWizard[exe]”,

09003711A

,

windows sockets

2. ResourceView

Dialog

IDD_MY09003711A_DIALOG ,

static

Edit

Push Button

1.1

1.1

1.1

1.1ID

3.

Message Maps

Class Name

CMy09003711ADlg

OnGetIP

1.2

5. 09003711ADlg.app"winsock.h " , "wsipx.h ",

"wsnwlink.h ","iphlpapi.h "

6.

7. ---------/IPHLPAPI.LIB

4

1.2

DNS192.168.0.1

5

int CMy09003711ADlg::GetHostName(CString& sHostName)

{ char szHostName[256];

int nRetCode;

nRetCode = gethostname(szHostName, sizeof(szHostName));

if (nRetCode != 0) {

sHostName = _T("Not available");;

return WSAGetLastError(); }

sHostName = szHostName;

return 0; }

int CMy09003711ADlg::GetIPAddress(const CString& sHostName, CString& sIPAddress)

{ struct hostent FAR *lpHostEnt = gethostbyname (sHostName);

if (lpHostEnt == NULL) {

sIPAddress = _T("");

return WSAGetLastError(); }

LPSTR lpAddr = lpHostEnt->h_addr_list[0];

if (lpAddr) {

struct in_addr inAddr;

memmove (&inAddr, lpAddr, 4);

sIPAddress = inet_ntoa (inAddr);

if (sIPAddress.IsEmpty())

sIPAddress = _T("Not available"); }

return 0; }

void CMy09003711ADlg::GetGateWay_SubNet()

{ if (pinfo!=NULL)

delete (pinfo);

unsigned long nError;

pinfo= (PIP_ADAPTER_INFO)malloc(len);

nError = GetAdaptersInfo(pinfo,&len);

if (nError==0)

{ if (pinfo!=NULL)

{ PIP_ADDR_STRING pAddressList = &(pinfo->IpAddressList);

do

{ pAddressList = pAddressList->Next;

} while (pAddressList != NULL);

m_sSubnetMask.Format("%s",pinfo->IpAddressList.IpMask.String);

m_sGateWay.Format("%s",pinfo->GatewayList.IpAddress.String);} } } void CMy09003711ADlg::GetDNS()

{ FixedInfo=(FIXED_INFO*)GlobalAlloc(GPTR,sizeof( FIXED_INFO ) );

len = sizeof( FIXED_INFO );

if( ERROR_BUFFER_OVERFLOW==GetNetworkParams( FixedInfo, &len ) ) { GlobalFree( FixedInfo );

FixedInfo = (FIXED_INFO *) GlobalAlloc( GPTR, len ); } GetNetworkParams( FixedInfo, &len );

m_sDNS.Format("%s",FixedInfo -> DnsServerList.IpAddress.String); }

void CMy09003711ADlg::OnGetIP()

{ int nRetCode;

nRetCode = StartUp();

TRACE1("StartUp RetCode: %d\n", nRetCode);