Windows Sock

cxxer 2010-04-30 11:43:13
C如何调用Windows Sock设置本机IP，掩码，DNS，网关等地址。
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cxxer 2010-05-01
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如何设置本机IP，掩码，DNS，网关等地址，调用windows sock或其他APIs。获取并更改。
findcsdn 2010-05-01
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IPHLPAPI.dll 中包括了对网络地址设置的API
到下面的地址下载头文件和库文件，把它加入到vc的路径下。
http://d.download.csdn.net/down/1985290/Donneyming

然后就可以用头文件中的函数了，函数的原型和参数MSDN上有介绍。


数据结构与算法学习、智能算法 2010-05-01
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#include <windows.h>
#include <stdio.h>
#include <iphlpapi.h>

void Usage(void) {
printf("Usage: Ipchange [ -l ] [ -a -n<index id> -i<ip address> -m<subnet mask> ] "
"[ -d -c<context id>]\n\n"
"\t -l List adapter index IDs and IP Address context ID information\n"
"\t -a Add IP Address option\n"
"\t -d Delete IP Address option\n"
"\t -i IP Address to specify with -a option\n"
"\t -m Subnet Mask to specify with -a option\n"
"\t -c IP context ID for an existing IP address\n"
"\t -n Index ID of an existing network adapter\n");
}

void main(int argc, char *argv[]) {
ULONG NTEContext = 0;
ULONG NTEInstance;
IPAddr NewIP;
IPAddr NewMask;
DWORD Index;
DWORD Context;
CHAR NewIPStr[64];
CHAR NewMaskStr[64];

PIP_ADAPTER_INFO pAdapterInfo, pAdapt;
PIP_ADDR_STRING pAddrStr;
DWORD AdapterInfoSize;
DWORD Err;
BOOL OptList = FALSE;
BOOL OptAdd = FALSE;
BOOL OptDel = FALSE;

NewIPStr[0] = '\0';
NewMaskStr[0] = '\0';
Context = Index = -1;
for (int i = 1; i < argc; i++)
{
if ((argv[i][0] == '-') || (argv[i][0] == '/'))
{
switch(tolower(argv[i][1]))
{
case 'l':
OptList = TRUE;
break;
case 'a':
OptAdd = TRUE;
break;
case 'c':
if (strlen(argv[i]) > 2)
Context = atoi(&argv[i][2]);
break;
case 'd':
OptDel = TRUE;
break;
case 'i':
if (strlen(argv[i]) > 2)
strcpy(NewIPStr, &argv[i][2]);
break;
case 'm':
if (strlen(argv[i]) > 2)
strcpy(NewMaskStr, &argv[i][2]);
break;
case 'n':
if (strlen(argv[i]) > 2)
Index = atoi(&argv[i][2]);
break;
default:
printf("default\n");
Usage();
return;
}
}
else
{
printf("else\n");
Usage();
return;
}
}


// Check options
if ((OptAdd && (Index == -1 || NewIPStr[0] == '\0' || NewMaskStr[0] == '\0'))
|| (OptDel && Context == -1))
{
Usage();
return;
}

// Get sizing information about all adapters
AdapterInfoSize = 0;
if ((Err = GetAdaptersInfo(NULL, &AdapterInfoSize)) != 0)
{
if (Err != ERROR_BUFFER_OVERFLOW)
{
printf("GetAdaptersInfo sizing failed with error %d\n", Err);
return;
}
}

// Allocate memory from sizing information
if ((pAdapterInfo = (PIP_ADAPTER_INFO) GlobalAlloc(GPTR, AdapterInfoSize)) == NULL)
{
printf("Memory allocation error\n");
return;
}

// Get actual adapter information
if ((Err = GetAdaptersInfo(pAdapterInfo, &AdapterInfoSize)) != 0)
{
printf("GetAdaptersInfo failed with error %d\n", Err);
return;
}

if (OptList)
{
printf("MAC Address - Adapter\n"
"Index Context Ip Address Subnet Mask\n"
"--------------------------------------------------------------\n");

pAdapt = pAdapterInfo;

while (pAdapt)
{
for (UINT i=0; i<pAdapt->AddressLength; i++)
{
if (i == (pAdapt->AddressLength - 1))
printf("%.2X - ",(int)pAdapt->Address[i]);
else
printf("%.2X-",(int)pAdapt->Address[i]);
}
printf("%s\n", pAdapt->Description);

pAddrStr = &(pAdapt->IpAddressList);
while(pAddrStr)
{
printf("%-10.d%-10.d%-20.20s%s\n", pAdapt->Index, pAddrStr->Context, pAddrStr->IpAddress.String, pAddrStr->IpMask.String);
pAddrStr = pAddrStr->Next;
}

pAdapt = pAdapt->Next;
}
}

if (OptAdd)
{
NewIP = inet_addr(NewIPStr);
NewMask = inet_addr(NewMaskStr);
if ((Err = AddIPAddress(NewIP, NewMask, Index, &NTEContext, &NTEInstance)) != 0)
{
printf("AddIPAddress failed with error %d, %d\n", NTEContext, Err);
return;
}
}

if (OptDel)
{
if ((Err = DeleteIPAddress(Context)) != 0)
printf("DeleteIPAddress failed %d\n", Err);
}
}
azure110 2010-04-30
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up。。
zhangweiit 2010-04-30
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试一下下面这段程序


  #include   <windows.h>   

  #include   <stdio.h>   

  #include   <iphlpapi.h>   

    

  void   Usage(void)   {   

          printf("Usage:   Ipchange   [   -l   ]   [   -a   -n<index   id>   -i<ip   address>   -m<subnet   mask>   ]   "   

                  "[   -d   -c<context   id>]\n\n"   

                  "\t   -l   List   adapter   index   IDs   and   IP   Address   context   ID   information\n"   

                  "\t   -a   Add   IP   Address   option\n"   

                  "\t   -d   Delete   IP   Address   option\n"   

                  "\t   -i   IP   Address   to   specify   with   -a   option\n"   

                  "\t   -m   Subnet   Mask   to   specify   with   -a   option\n"   

                  "\t   -c   IP   context   ID   for   an   existing   IP   address\n"   

                  "\t   -n   Index   ID   of   an   existing   network   adapter\n");   

  }   

    

  void   main(int   argc,   char   *argv[])   {   

          ULONG   NTEContext   =   0;   

          ULONG   NTEInstance;   

          IPAddr   NewIP;   

          IPAddr   NewMask;   

          DWORD   Index;   

          DWORD   Context;   

          CHAR   NewIPStr[64];   

          CHAR   NewMaskStr[64];   

    

          PIP_ADAPTER_INFO   pAdapterInfo,   pAdapt;   

          PIP_ADDR_STRING   pAddrStr;   

          DWORD   AdapterInfoSize;   

          DWORD   Err;   

          BOOL   OptList   =   FALSE;   

          BOOL   OptAdd   =   FALSE;   

          BOOL   OptDel   =   FALSE;   

    

          NewIPStr[0]   =   '\0';   

          NewMaskStr[0]   =   '\0';   

          Context   =   Index   =   -1;   

          for   (int   i   =   1;   i   <   argc;   i++)   

          {   

                  if   ((argv[i][0]   ==   '-')   ||   (argv[i][0]   ==   '/'))     

                  {   

                          switch(tolower(argv[i][1]))     

                          {   

                                  case   'l':   

                                          OptList   =   TRUE;   

                                          break;   

                                  case   'a':   

                                          OptAdd   =   TRUE;   

                                          break;   

                                  case   'c':   

                                          if   (strlen(argv[i])   >   2)   

                                                  Context   =   atoi(&argv[i][2]);   

                                          break;     

                                  case   'd':   

                                          OptDel   =   TRUE;   

                                          break;   

                                  case   'i':   

                                          if   (strlen(argv[i])   >   2)   

                                                  strcpy(NewIPStr,   &argv[i][2]);   

                                          break;   

                                  case   'm':   

                                          if   (strlen(argv[i])   >   2)   

                                                  strcpy(NewMaskStr,   &argv[i][2]);   

                                          break;   

                                  case   'n':   

                                          if   (strlen(argv[i])   >   2)   

                                                  Index   =   atoi(&argv[i][2]);   

                                          break;   

                                  default:   

                                          printf("default\n");   

                                          Usage();   

                                          return;   

                                  }   

                  }   

                  else   

                  {   

                          printf("else\n");   

                          Usage();   

                          return;   

                  }   

          }



   

          //   Check   options   

          if   ((OptAdd   &&   (Index   ==   -1   ||   NewIPStr[0]   ==   '\0'   ||   NewMaskStr[0]   ==   '\0'))   

                  ||   (OptDel   &&   Context   ==   -1))   

          {   

                  Usage();   

                  return;   

          }   

    

          //   Get   sizing   information   about   all   adapters   

          AdapterInfoSize   =   0;   

          if   ((Err   =   GetAdaptersInfo(NULL,   &AdapterInfoSize))   !=   0)   

          {   

                  if   (Err   !=   ERROR_BUFFER_OVERFLOW)   

                  {   

                          printf("GetAdaptersInfo   sizing   failed   with   error   %d\n",   Err);   

                          return;   

                  }   

          }   

    

          //   Allocate   memory   from   sizing   information   

          if   ((pAdapterInfo   =   (PIP_ADAPTER_INFO)   GlobalAlloc(GPTR,   AdapterInfoSize))   ==   NULL)   

          {   

                  printf("Memory   allocation   error\n");   

                  return;   

          }   

    

          //   Get   actual   adapter   information   

          if   ((Err   =   GetAdaptersInfo(pAdapterInfo,   &AdapterInfoSize))   !=   0)   

          {   

                  printf("GetAdaptersInfo   failed   with   error   %d\n",   Err);   

                  return;   

          }   

    

          if   (OptList)   

          {   

                  printf("MAC   Address   -   Adapter\n"   

                          "Index           Context       Ip   Address                     Subnet   Mask\n"   

                          "--------------------------------------------------------------\n");   

    

                  pAdapt   =   pAdapterInfo;   

    

                  while   (pAdapt)   

                  {   

                          for   (UINT   i=0;   i<pAdapt->AddressLength;   i++)   

                          {   

                                  if   (i   ==   (pAdapt->AddressLength   -   1))   

                                          printf("%.2X   -   ",(int)pAdapt->Address[i]);   

                                  else   

                                          printf("%.2X-",(int)pAdapt->Address[i]);   

                          }   

                          printf("%s\n",   pAdapt->Description);   

    

                          pAddrStr   =   &(pAdapt->IpAddressList);   

                          while(pAddrStr)   

                          {   

                                  printf("%-10.d%-10.d%-20.20s%s\n",   pAdapt->Index,   pAddrStr->Context,   pAddrStr->IpAddress.String,   pAddrStr->IpMask.String);   

                                  pAddrStr   =   pAddrStr->Next;   

                          }   

    

                          pAdapt   =   pAdapt->Next;   

                  }   

          }   

    

          if   (OptAdd)   

          {   

                  NewIP   =   inet_addr(NewIPStr);   

                  NewMask   =   inet_addr(NewMaskStr);   

                  if   ((Err   =   AddIPAddress(NewIP,   NewMask,   Index,   &NTEContext,   &NTEInstance))   !=   0)   

                  {   

                          printf("AddIPAddress   failed   with   error   %d,   %d\n",   NTEContext,   Err);   

                          return;   

                  }   

          }   

    

          if   (OptDel)   

          {   

                  if   ((Err   =   DeleteIPAddress(Context))   !=   0)   

                          printf("DeleteIPAddress   failed   %d\n",   Err);   

          }   

  }
cattycat 2010-04-30
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1楼的代码需要iphlpapi.h头文件和库文件，这个在platform sdk中，也可以专门下载这几个库文件。
cxxer 2010-04-30
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system(const char *)有局限性，如“本地连接”改名后就不通用了。

包含windows头文件winsock2.h后，可以读出本地IP地名，如何更改后再次写回呢？
赵4老师 2010-04-30
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system("netsh interface ip set dns 本地连接 static 202.106.196.115");
赵4老师 2010-04-30
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system("netsh interface ip set address 本地连接 static 192.168.1.123 255.255.255.0 192.168.1.1 1");
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