关于PPPOE的实现源文件，可以为需要做以太网下的PPP提供一个很有力的参考.zip

/****************************************************************************** Copyright (c) 2002 Allcom Corporation Module Name: oid.c ******************************************************************************/ #include "precomp.h" /////////////////////////////////////////////////////////////////////////////// /* typedef struct _VAR_STRING { ULONG ulTotalSize; ULONG ulNeededSize; ULONG ulUsedSize; ULONG ulStringFormat; ULONG ulStringSize; ULONG ulStringOffset; } VAR_STRING, *PVAR_STRING; */ // OID_TAPI_GET_EXTENSION_ID /* This OID requests the miniport to return the extension ID for the specified line device. typedef struct _NDIS_TAPI_GET_EXTENSION_ID { IN ULONG ulRequestID; IN ULONG ulDeviceID; OUT LINE_EXTENSION_ID LineExtensionID; } NDIS_TAPI_GET_EXTENSION_ID, *PNDIS_TAPI_GET_EXTENSION_ID; typedef struct _LINE_EXTENSION_ID { ULONG ulExtensionID0; ULONG ulExtensionID1; ULONG ulExtensionID2; ULONG ulExtensionID3; } LINE_EXTENSION_ID, *PLINE_EXTENSION_ID; */ NDIS_STATUS queryTapiGetExtId(PADAPT pAdapt, PDATABUF_DESCR buf) { PNDIS_TAPI_GET_EXTENSION_ID id = (PNDIS_TAPI_GET_EXTENSION_ID)buf->data; DbgPrint("queryTapiGetExtId\n"); if(id->ulDeviceID != pAdapt->miniUlDeviceID) { DbgPrint("queryTapiGetExtId: NDIS_STATUS_TAPI_NODRIVER\n"); return NDIS_STATUS_TAPI_NODRIVER; } id->LineExtensionID.ulExtensionID0 = 0; id->LineExtensionID.ulExtensionID1 = 0; id->LineExtensionID.ulExtensionID2 = 0; id->LineExtensionID.ulExtensionID3 = 0; return NDIS_STATUS_SUCCESS; } // OID_TAPI_GET_ID /* OID_TAPI_GET_ID This OID requests the miniport to return a device ID for the specified device class associated with the selected line, address, or call. typedef struct _NDIS_TAPI_GET_ID { IN ULONG ulRequestID; IN HDRV_LINE hdLine; IN ULONG ulAddressID; IN HDRV_CALL hdCall; IN ULONG ulSelect; IN ULONG ulDeviceClassSize; IN ULONG ulDeviceClassOffset; OUT VAR_STRING DeviceID; } NDIS_TAPI_GET_ID, *PNDIS_TAPI_GET_ID; */ NDIS_STATUS queryTapiGetId(PADAPT pAdapt, PDATABUF_DESCR buf) { ULONG DeviceId; int len = 0; char isdn[] = "ISDN"; PNDIS_TAPI_GET_ID info = (PNDIS_TAPI_GET_ID)buf->data; NDIS_STATUS Status = NDIS_STATUS_TAPI_INVALDEVICECLASS; DbgPrint("queryTapiGetId: hdline: 0x%x, hdcall: 0x%x, select: %d\n", info->hdLine, info->hdCall, info->ulSelect); if(_strnicmp((PCHAR)info + info->ulDeviceClassOffset, "ndis", info->ulDeviceClassSize) == 0) { DbgPrint("queryTapiGetId: ndis\n"); if(info->ulSelect == LINECALLSELECT_CALL) { // This must match ConnectionWrapperID used in LINE_UP event! DbgPrint("queryTapiGetId: ndis/LINECALLSELECT_CALL\n"); DeviceId = (ULONG)pAdapt->miniNdisLinkContext; Status = NDIS_STATUS_SUCCESS; } else { pAdapt->isWin9x = 1; DbgPrint("queryTapiGetId: ndis/LINECALLSELECT_LINE: 0x%x\n", pAdapt->miniHtCall); DeviceId = (ULONG)pAdapt->miniHtCall; len = sizeof(isdn); Status = NDIS_STATUS_SUCCESS; } } else if(_strnicmp((PCHAR)info + info->ulDeviceClassOffset, "tapi/line", info->ulDeviceClassSize) == 0) { DbgPrint("queryTapiGetId: tapi/line\n"); if(info->ulSelect == LINECALLSELECT_LINE) { // TAPI just wants the ulDeviceID for this line. DbgPrint("queryTapiGetId: tapi/line/LINECALLSELECT_LINE\n"); DeviceId = (ULONG)pAdapt->miniHtCall; Status = NDIS_STATUS_SUCCESS; } } if(Status == NDIS_STATUS_SUCCESS) { info->DeviceID.ulNeededSize = sizeof(VAR_STRING) + sizeof(DeviceId) + len; info->DeviceID.ulUsedSize = sizeof(VAR_STRING); if(info->DeviceID.ulTotalSize >= info->DeviceID.ulNeededSize) { info->DeviceID.ulUsedSize = info->DeviceID.ulNeededSize; info->DeviceID.ulStringFormat = STRINGFORMAT_BINARY; info->DeviceID.ulStringSize = sizeof(DeviceId) + len; info->DeviceID.ulStringOffset = sizeof(VAR_STRING); NdisMoveMemory((PCHAR)&info->DeviceID + sizeof(VAR_STRING), &DeviceId, sizeof(DeviceId)); NdisMoveMemory((PCHAR)&info->DeviceID + sizeof(VAR_STRING) + sizeof(DeviceId), isdn, len); DbgPrint("queryTapiGetId: ok\n"); } else { DbgPrint("queryTapiGetId: needlen: %d\n", info->DeviceID.ulNeededSize); } } return Status; } // OID_TAPI_GET_DEV_CAPS /* This OID requests the miniport to return the telephony capabilities of a specified line device. The returned information is valid for all addresses on the given line device. typedef struct _NDIS_TAPI_GET_DEV_CAPS { IN ULONG ulRequestID; IN ULONG ulDeviceID; IN ULONG ulExtVersion; OUT LINE_DEV_CAPS LineDevCaps; } NDIS_TAPI_GET_DEV_CAPS, *PNDIS_TAPI_GET_DEV_CAPS; */ NDIS_STATUS queryTapiGetDevCaps(PADAPT pAdapt, PDATABUF_DESCR buf) { PNDIS_TAPI_GET_DEV_CAPS req = (PNDIS_TAPI_GET_DEV_CAPS)buf->data; PLINE_DEV_CAPS caps = &(req->LineDevCaps); char ProviderInfo[] = "ISDN\0HYPPPOE"; char LineName[] = "PPP over Ethernet Miniport"; DbgPrint("queryTapiGetDevCaps\n"); if(req->ulDeviceID != pAdapt->miniUlDeviceID) { DbgPrint("queryTapiGetDevCaps: NDIS_STATUS_TAPI_NODRIVER\n"); return NDIS_STATUS_TAPI_NODRIVER; } // this should not hurt: caps->ulUsedSize = sizeof(*caps); caps->ulNeededSize = sizeof(*caps); caps->ulPermanentLineID = 1; //RASTAPI requires the "MediaType\0DeviceName" be placed in the //ProviderInfo field at the end of this structure. caps->ulNeededSize += sizeof(ProviderInfo) + sizeof(LineName); if(caps->ulNeededSize <= caps->ulTotalSize) { caps->ulUsedSize += sizeof(ProviderInfo); caps->ulProviderInfoSize = sizeof(ProviderInfo); caps->ulProviderInfoOffset = sizeof(*caps); NdisMoveMemory((PUCHAR)caps + caps->ulProviderInfoOffset, ProviderInfo, sizeof(ProviderInfo)); caps->ulUsedSize += sizeof(LineName); caps->ulLineNameSize = sizeof(LineName); caps->ulLineNameOffset = sizeof(*caps) + sizeof(ProviderInfo); NdisMoveMemory((PUCHAR)caps + caps->ulLineNameOffset, LineName, sizeof(LineName)); } caps->ulStringFormat = STRINGFORMAT_ASCII; caps->ulAddressModes = LINEADDRESSMODE_ADDRESSID | LINEADDRESSMODE_DIALABLEADDR; caps->ulNumAddresses = 1; caps->ulBearerModes = LINEBEARERMODE_DATA; caps->ulMaxRate = pAdapt->protoLinkSpeed; caps->ulMediaModes = LINEMEDIAMODE_DIGITALDATA; // Each line on the DSU only supports a single call. caps->ulDevCapFlags = LINEDEVCAPFLAGS_CLOSEDROP; caps->ulMaxNumActiveCalls = 1; caps->ulAnswerMode = LINEANSWERMODE_DROP; caps->ulLineStates = pAdapt->miniSupportedLinedevStates; return NDIS_STATUS_SUCCESS; } // OID_TAPI_GET_DEV_CONFIG /* This OID requests the miniport to return the current configuration of a device associated one-to-one with a particular line. typedef struct _NDIS_TAPI_GET_DEV_CONFIG { IN ULONG ulRequestID; IN ULONG ulDeviceID; IN ULONG ulDeviceClassSize; IN ULONG ulDeviceClassOffset; OUT VAR_STRING DeviceConfig; } NDIS_TAPI_GET_DEV_CONFIG, *PNDIS_TAPI_GET_DEV_CONFIG; */ NDIS_STATUS queryTapiGetDevConfig(PADAPT pAdapt, PDATABUF_DESCR buf) { PNDIS_TAPI_GET_DEV_CONFIG cfg = (PNDIS_TAPI_GET_DEV_CONFIG)buf->data; ULONG DeviceClass; NDIS_STATUS Status = NDIS_STATUS_TAPI_INVALDEVICECLASS; DbgPrint("queryTapiGetDevConfig\n"); if(cfg->ulDeviceID != pAdapt->miniUlDeviceID) { DbgPrint("queryTapiGetDevConfig: NDIS_STATUS_TAPI_NODRIVER\n"); return NDIS_STATUS_TAPI_N