170 lines
4.4 KiB
C
170 lines
4.4 KiB
C
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#include "precomp.h"
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DWORD
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AddSetIpIpTunnelInfo(
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IN LPCWSTR pwszIfName,
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IN PIPINIP_CONFIG_INFO pInfo
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)
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{
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DWORD dwErr, dwType = 0;
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WCHAR rgwcNameBuffer[MAX_INTERFACE_NAME_LEN + 2];
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LPCWSTR pwszGuidName, pwszFriendlyName;
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BOOL bCreateIf, bCreatedMapping;
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PRTR_INFO_BLOCK_HEADER pIpInfo;
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MPR_IPINIP_INTERFACE_0 NameInfo;
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dwErr = GetInterfaceInfo(pwszIfName,
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&pIpInfo,
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NULL,
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&dwType);
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if(dwErr is NO_ERROR)
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{
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if(dwType is ROUTER_IF_TYPE_TUNNEL1)
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{
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dwErr = IpmontrSetInfoBlockInInterfaceInfo(pwszIfName,
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IP_IPINIP_CFG_INFO,
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(PBYTE)pInfo,
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sizeof(IPINIP_CONFIG_INFO),
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1);
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if(dwErr isnot NO_ERROR)
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{
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DisplayMessage(g_hModule,
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EMSG_CANT_SET_IF_INFO,
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pwszIfName,
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dwErr);
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}
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}
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FREE_BUFFER(pIpInfo);
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return dwErr;
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}
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if((dwErr isnot ERROR_NO_SUCH_INTERFACE) and
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(dwErr isnot ERROR_TRANSPORT_NOT_PRESENT))
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{
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DisplayMessage(g_hModule,
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EMSG_CANT_GET_IF_INFO,
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pwszIfName,
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dwErr);
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return dwErr;
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}
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//
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// If we get ERROR_NO_SUCH_INTERFACE, we need to create the i/f in
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// the router, as well as adding it to IP
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//
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bCreateIf = (dwErr is ERROR_NO_SUCH_INTERFACE);
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//
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// Figure out if there is no friendly name <-> guid mapping.
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// Even if the interface is not added with the router, there could
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// be turds left in the name map. In case there is a friendly name
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// present, then the IfName passed to us is a GUID.
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//
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dwErr = MprConfigGetFriendlyName(g_hMprConfig,
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(LPWSTR)pwszIfName,
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rgwcNameBuffer,
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sizeof(rgwcNameBuffer));
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if(dwErr is NO_ERROR)
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{
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//
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// name mapping exists,
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//
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pwszGuidName = pwszIfName;
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pwszFriendlyName = rgwcNameBuffer;
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bCreatedMapping = FALSE;
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}
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else
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{
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//
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// no such name. this means the IfName passed to us is the
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// friendly name, so create a guid and map this name to it
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//
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if(UuidCreate(&(NameInfo.Guid)) isnot RPC_S_OK)
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{
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return ERROR_CAN_NOT_COMPLETE;
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}
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wcsncpy(NameInfo.wszFriendlyName,
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pwszIfName,
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MAX_INTERFACE_NAME_LEN);
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NameInfo.wszFriendlyName[MAX_INTERFACE_NAME_LEN] = UNICODE_NULL;
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//
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// Set the mapping
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//
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dwErr = MprSetupIpInIpInterfaceFriendlyNameCreate(g_pwszRouter,
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&NameInfo);
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if(dwErr isnot NO_ERROR)
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{
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return dwErr;
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}
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ConvertGuidToString(&(NameInfo.Guid),
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rgwcNameBuffer);
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pwszGuidName = rgwcNameBuffer;
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pwszFriendlyName = pwszIfName;
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bCreatedMapping = TRUE;
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}
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dwErr = CreateInterface(pwszFriendlyName,
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pwszGuidName,
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ROUTER_IF_TYPE_TUNNEL1,
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bCreateIf);
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if(dwErr isnot NO_ERROR)
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{
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DisplayMessage(g_hModule,
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EMSG_CANT_CREATE_IF,
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pwszIfName,
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dwErr);
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if(bCreatedMapping or bCreateIf)
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{
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MprSetupIpInIpInterfaceFriendlyNameDelete(g_pwszRouter,
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&(NameInfo.Guid));
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}
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return dwErr;
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}
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dwErr = IpmontrSetInfoBlockInInterfaceInfo(pwszGuidName,
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IP_IPINIP_CFG_INFO,
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(PBYTE)pInfo,
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sizeof(IPINIP_CONFIG_INFO),
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1);
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if(dwErr isnot NO_ERROR)
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{
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DisplayMessage(g_hModule,
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EMSG_CANT_SET_IF_INFO,
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pwszIfName,
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dwErr);
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}
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return NO_ERROR;
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}
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