diff options
Diffstat (limited to 'drivers/staging/bcm/IPv6Protocol.c')
| -rw-r--r-- | drivers/staging/bcm/IPv6Protocol.c | 476 |
1 files changed, 0 insertions, 476 deletions
diff --git a/drivers/staging/bcm/IPv6Protocol.c b/drivers/staging/bcm/IPv6Protocol.c deleted file mode 100644 index 27f3f416f184..000000000000 --- a/drivers/staging/bcm/IPv6Protocol.c +++ /dev/null @@ -1,476 +0,0 @@ -#include "headers.h" - -static bool MatchSrcIpv6Address(struct bcm_classifier_rule *pstClassifierRule, - struct bcm_ipv6_hdr *pstIpv6Header); -static bool MatchDestIpv6Address(struct bcm_classifier_rule *pstClassifierRule, - struct bcm_ipv6_hdr *pstIpv6Header); -static VOID DumpIpv6Header(struct bcm_ipv6_hdr *pstIpv6Header); - -static UCHAR *GetNextIPV6ChainedHeader(UCHAR **ppucPayload, - UCHAR *pucNextHeader, bool *bParseDone, USHORT *pusPayloadLength) -{ - UCHAR *pucRetHeaderPtr = NULL; - UCHAR *pucPayloadPtr = NULL; - USHORT usNextHeaderOffset = 0; - struct bcm_mini_adapter *Adapter = GET_BCM_ADAPTER(gblpnetdev); - - if ((ppucPayload == NULL) || (*pusPayloadLength == 0) || - (*bParseDone)) { - *bParseDone = TRUE; - return NULL; - } - - pucRetHeaderPtr = *ppucPayload; - pucPayloadPtr = *ppucPayload; - - if (!pucRetHeaderPtr || !pucPayloadPtr) { - *bParseDone = TRUE; - return NULL; - } - - /* Get the Nextt Header Type */ - *bParseDone = false; - - - switch (*pucNextHeader) { - case IPV6HDR_TYPE_HOPBYHOP: - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, - DBG_LVL_ALL, "\nIPv6 HopByHop Header"); - usNextHeaderOffset += sizeof(struct bcm_ipv6_options_hdr); - break; - - case IPV6HDR_TYPE_ROUTING: - { - struct bcm_ipv6_routing_hdr *pstIpv6RoutingHeader; - - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, - DBG_LVL_ALL, "\nIPv6 Routing Header"); - pstIpv6RoutingHeader = - (struct bcm_ipv6_routing_hdr *)pucPayloadPtr; - usNextHeaderOffset += sizeof(struct bcm_ipv6_routing_hdr); - usNextHeaderOffset += pstIpv6RoutingHeader->ucNumAddresses * - IPV6_ADDRESS_SIZEINBYTES; - } - break; - - case IPV6HDR_TYPE_FRAGMENTATION: - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, - DBG_LVL_ALL, - "\nIPv6 Fragmentation Header"); - usNextHeaderOffset += sizeof(struct bcm_ipv6_fragment_hdr); - break; - - case IPV6HDR_TYPE_DESTOPTS: - { - struct bcm_ipv6_dest_options_hdr *pstIpv6DestOptsHdr = - (struct bcm_ipv6_dest_options_hdr *)pucPayloadPtr; - int nTotalOptions = pstIpv6DestOptsHdr->ucHdrExtLen; - - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, - DBG_LVL_ALL, - "\nIPv6 DestOpts Header Header"); - usNextHeaderOffset += sizeof(struct bcm_ipv6_dest_options_hdr); - usNextHeaderOffset += nTotalOptions * - IPV6_DESTOPTS_HDR_OPTIONSIZE; - } - break; - - - case IPV6HDR_TYPE_AUTHENTICATION: - { - struct bcm_ipv6_authentication_hdr *pstIpv6AuthHdr = - (struct bcm_ipv6_authentication_hdr *)pucPayloadPtr; - int nHdrLen = pstIpv6AuthHdr->ucLength; - - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, - DBG_LVL_ALL, - "\nIPv6 Authentication Header"); - usNextHeaderOffset += nHdrLen * 4; - } - break; - - case IPV6HDR_TYPE_ENCRYPTEDSECURITYPAYLOAD: - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, - DBG_LVL_ALL, - "\nIPv6 Encrypted Security Payload Header"); - *bParseDone = TRUE; - break; - - case IPV6_ICMP_HDR_TYPE: - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, - DBG_LVL_ALL, "\nICMP Header"); - *bParseDone = TRUE; - break; - - case TCP_HEADER_TYPE: - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, - DBG_LVL_ALL, "\nTCP Header"); - *bParseDone = TRUE; - break; - - case UDP_HEADER_TYPE: - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, - DBG_LVL_ALL, "\nUDP Header"); - *bParseDone = TRUE; - break; - - default: - *bParseDone = TRUE; - break; - } - - if (*bParseDone == false) { - if (*pusPayloadLength <= usNextHeaderOffset) { - *bParseDone = TRUE; - } else { - *pucNextHeader = *pucPayloadPtr; - pucPayloadPtr += usNextHeaderOffset; - (*pusPayloadLength) -= usNextHeaderOffset; - } - - } - - *ppucPayload = pucPayloadPtr; - return pucRetHeaderPtr; -} - - -static UCHAR GetIpv6ProtocolPorts(UCHAR *pucPayload, USHORT *pusSrcPort, - USHORT *pusDestPort, USHORT usPayloadLength, UCHAR ucNextHeader) -{ - UCHAR *pIpv6HdrScanContext = pucPayload; - bool bDone = false; - UCHAR ucHeaderType = 0; - UCHAR *pucNextHeader = NULL; - struct bcm_mini_adapter *Adapter = GET_BCM_ADAPTER(gblpnetdev); - - if (!pucPayload || (usPayloadLength == 0)) - return 0; - - *pusSrcPort = *pusDestPort = 0; - ucHeaderType = ucNextHeader; - while (!bDone) { - pucNextHeader = GetNextIPV6ChainedHeader(&pIpv6HdrScanContext, - &ucHeaderType, - &bDone, - &usPayloadLength); - if (bDone) { - if ((ucHeaderType == TCP_HEADER_TYPE) || - (ucHeaderType == UDP_HEADER_TYPE)) { - *pusSrcPort = *((PUSHORT)(pucNextHeader)); - *pusDestPort = *((PUSHORT)(pucNextHeader+2)); - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, - DBG_LVL_ALL, - "\nProtocol Ports - Src Port :0x%x Dest Port : 0x%x", - ntohs(*pusSrcPort), - ntohs(*pusDestPort)); - } - break; - - } - } - return ucHeaderType; -} - - -/* - * Arg 1 struct bcm_mini_adapter *Adapter is a pointer ot the driver control - * structure - * Arg 2 PVOID pcIpHeader is a pointer to the IP header of the packet - */ -USHORT IpVersion6(struct bcm_mini_adapter *Adapter, PVOID pcIpHeader, - struct bcm_classifier_rule *pstClassifierRule) -{ - USHORT ushDestPort = 0; - USHORT ushSrcPort = 0; - UCHAR ucNextProtocolAboveIP = 0; - struct bcm_ipv6_hdr *pstIpv6Header = NULL; - bool bClassificationSucceed = false; - - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, - DBG_LVL_ALL, "IpVersion6 ==========>\n"); - - pstIpv6Header = pcIpHeader; - - DumpIpv6Header(pstIpv6Header); - - /* - * Try to get the next higher layer protocol - * and the Ports Nos if TCP or UDP - */ - ucNextProtocolAboveIP = GetIpv6ProtocolPorts((UCHAR *)(pcIpHeader + - sizeof(struct bcm_ipv6_hdr)), - &ushSrcPort, - &ushDestPort, - pstIpv6Header->usPayloadLength, - pstIpv6Header->ucNextHeader); - - do { - if (pstClassifierRule->ucDirection == 0) { - /* - * cannot be processed for classification. - * it is a down link connection - */ - break; - } - - if (!pstClassifierRule->bIpv6Protocol) { - /* - * We are looking for Ipv6 Classifiers - * Lets ignore this classifier and try the next one - */ - break; - } - - bClassificationSucceed = MatchSrcIpv6Address(pstClassifierRule, - pstIpv6Header); - if (!bClassificationSucceed) - break; - - bClassificationSucceed = MatchDestIpv6Address(pstClassifierRule, - pstIpv6Header); - if (!bClassificationSucceed) - break; - - /* - * Match the protocol type. - * For IPv6 the next protocol at end of - * Chain of IPv6 prot headers - */ - bClassificationSucceed = MatchProtocol(pstClassifierRule, - ucNextProtocolAboveIP); - if (!bClassificationSucceed) - break; - - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, - DBG_LVL_ALL, "\nIPv6 Protocol Matched"); - - if ((ucNextProtocolAboveIP == TCP_HEADER_TYPE) || - (ucNextProtocolAboveIP == UDP_HEADER_TYPE)) { - /* Match Src Port */ - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, - DBG_LVL_ALL, "\nIPv6 Source Port:%x\n", - ntohs(ushSrcPort)); - bClassificationSucceed = MatchSrcPort(pstClassifierRule, - ntohs(ushSrcPort)); - if (!bClassificationSucceed) - break; - - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, - DBG_LVL_ALL, "\nIPv6 Src Port Matched"); - - /* Match Dest Port */ - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, - DBG_LVL_ALL, - "\nIPv6 Destination Port:%x\n", - ntohs(ushDestPort)); - bClassificationSucceed = MatchDestPort(pstClassifierRule, - ntohs(ushDestPort)); - if (!bClassificationSucceed) - break; - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, - DBG_LVL_ALL, - "\nIPv6 Dest Port Matched"); - } - } while (0); - - if (bClassificationSucceed == TRUE) { - INT iMatchedSFQueueIndex = 0; - - iMatchedSFQueueIndex = SearchSfid(Adapter, - pstClassifierRule->ulSFID); - if ((iMatchedSFQueueIndex >= NO_OF_QUEUES) || - (Adapter->PackInfo[iMatchedSFQueueIndex].bActive == false)) - bClassificationSucceed = false; - } - - return bClassificationSucceed; -} - - -static bool MatchSrcIpv6Address(struct bcm_classifier_rule *pstClassifierRule, - struct bcm_ipv6_hdr *pstIpv6Header) -{ - UINT uiLoopIndex = 0; - UINT uiIpv6AddIndex = 0; - UINT uiIpv6AddrNoLongWords = 4; - ULONG aulSrcIP[4]; - struct bcm_mini_adapter *Adapter = GET_BCM_ADAPTER(gblpnetdev); - union u_ip_address *src_addr = &pstClassifierRule->stSrcIpAddress; - - /* - * This is the no. of Src Addresses ie Range of IP Addresses contained - * in the classifier rule for which we need to match - */ - UINT uiCountIPSrcAddresses = - (UINT)pstClassifierRule->ucIPSourceAddressLength; - - - if (uiCountIPSrcAddresses == 0) - return TRUE; - - - /* First Convert the Ip Address in the packet to Host Endian order */ - for (uiIpv6AddIndex = 0; - uiIpv6AddIndex < uiIpv6AddrNoLongWords; - uiIpv6AddIndex++) - aulSrcIP[uiIpv6AddIndex] = - ntohl(pstIpv6Header->ulSrcIpAddress[uiIpv6AddIndex]); - - for (uiLoopIndex = 0; - uiLoopIndex < uiCountIPSrcAddresses; - uiLoopIndex += uiIpv6AddrNoLongWords) { - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, DBG_LVL_ALL, - "\n Src Ipv6 Address In Received Packet :\n "); - DumpIpv6Address(aulSrcIP); - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, DBG_LVL_ALL, - "\n Src Ipv6 Mask In Classifier Rule:\n"); - DumpIpv6Address(&src_addr->ulIpv6Mask[uiLoopIndex]); - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, DBG_LVL_ALL, - "\n Src Ipv6 Address In Classifier Rule :\n"); - DumpIpv6Address(&src_addr->ulIpv6Addr[uiLoopIndex]); - - for (uiIpv6AddIndex = 0; - uiIpv6AddIndex < uiIpv6AddrNoLongWords; - uiIpv6AddIndex++) { - if ((src_addr->ulIpv6Mask[uiLoopIndex+uiIpv6AddIndex] & - aulSrcIP[uiIpv6AddIndex]) != - src_addr->ulIpv6Addr[uiLoopIndex+uiIpv6AddIndex]) { - /* - * Match failed for current Ipv6 Address - * Try next Ipv6 Address - */ - break; - } - - if (uiIpv6AddIndex == uiIpv6AddrNoLongWords-1) { - /* Match Found */ - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, - DBG_LVL_ALL, - "Ipv6 Src Ip Address Matched\n"); - return TRUE; - } - } - } - return false; -} - -static bool MatchDestIpv6Address(struct bcm_classifier_rule *pstClassifierRule, - struct bcm_ipv6_hdr *pstIpv6Header) -{ - UINT uiLoopIndex = 0; - UINT uiIpv6AddIndex = 0; - UINT uiIpv6AddrNoLongWords = 4; - ULONG aulDestIP[4]; - struct bcm_mini_adapter *Adapter = GET_BCM_ADAPTER(gblpnetdev); - union u_ip_address *dest_addr = &pstClassifierRule->stDestIpAddress; - - /* - * This is the no. of Destination Addresses - * ie Range of IP Addresses contained in the classifier rule - * for which we need to match - */ - UINT uiCountIPDestinationAddresses = - (UINT)pstClassifierRule->ucIPDestinationAddressLength; - - if (uiCountIPDestinationAddresses == 0) - return TRUE; - - - /* First Convert the Ip Address in the packet to Host Endian order */ - for (uiIpv6AddIndex = 0; - uiIpv6AddIndex < uiIpv6AddrNoLongWords; - uiIpv6AddIndex++) - aulDestIP[uiIpv6AddIndex] = - ntohl(pstIpv6Header->ulDestIpAddress[uiIpv6AddIndex]); - - for (uiLoopIndex = 0; - uiLoopIndex < uiCountIPDestinationAddresses; - uiLoopIndex += uiIpv6AddrNoLongWords) { - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, DBG_LVL_ALL, - "\n Destination Ipv6 Address In Received Packet :\n "); - DumpIpv6Address(aulDestIP); - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, DBG_LVL_ALL, - "\n Destination Ipv6 Mask In Classifier Rule :\n"); - DumpIpv6Address(&dest_addr->ulIpv6Mask[uiLoopIndex]); - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, DBG_LVL_ALL, - "\n Destination Ipv6 Address In Classifier Rule :\n"); - DumpIpv6Address(&dest_addr->ulIpv6Addr[uiLoopIndex]); - - for (uiIpv6AddIndex = 0; - uiIpv6AddIndex < uiIpv6AddrNoLongWords; - uiIpv6AddIndex++) { - if ((dest_addr->ulIpv6Mask[uiLoopIndex+uiIpv6AddIndex] & - aulDestIP[uiIpv6AddIndex]) != - dest_addr->ulIpv6Addr[uiLoopIndex+uiIpv6AddIndex]) { - /* - * Match failed for current Ipv6 Address. - * Try next Ipv6 Address - */ - break; - } - - if (uiIpv6AddIndex == uiIpv6AddrNoLongWords-1) { - /* Match Found */ - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, - DBG_LVL_ALL, - "Ipv6 Destination Ip Address Matched\n"); - return TRUE; - } - } - } - return false; - -} - -VOID DumpIpv6Address(ULONG *puIpv6Address) -{ - UINT uiIpv6AddrNoLongWords = 4; - UINT uiIpv6AddIndex = 0; - struct bcm_mini_adapter *Adapter = GET_BCM_ADAPTER(gblpnetdev); - - for (uiIpv6AddIndex = 0; - uiIpv6AddIndex < uiIpv6AddrNoLongWords; - uiIpv6AddIndex++) { - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, DBG_LVL_ALL, - ":%lx", puIpv6Address[uiIpv6AddIndex]); - } - -} - -static VOID DumpIpv6Header(struct bcm_ipv6_hdr *pstIpv6Header) -{ - UCHAR ucVersion; - UCHAR ucPrio; - struct bcm_mini_adapter *Adapter = GET_BCM_ADAPTER(gblpnetdev); - - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, DBG_LVL_ALL, - "----Ipv6 Header---"); - ucVersion = pstIpv6Header->ucVersionPrio & 0xf0; - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, DBG_LVL_ALL, - "Version : %x\n", ucVersion); - ucPrio = pstIpv6Header->ucVersionPrio & 0x0f; - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, DBG_LVL_ALL, - "Priority : %x\n", ucPrio); - /* - * BCM_DEBUG_PRINT( Adapter,DBG_TYPE_TX, IPV6_DBG, DBG_LVL_ALL, - * "Flow Label : %x\n",(pstIpv6Header->ucVersionPrio &0xf0); - */ - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, DBG_LVL_ALL, - "Payload Length : %x\n", - ntohs(pstIpv6Header->usPayloadLength)); - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, DBG_LVL_ALL, - "Next Header : %x\n", pstIpv6Header->ucNextHeader); - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, DBG_LVL_ALL, - "Hop Limit : %x\n", pstIpv6Header->ucHopLimit); - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, DBG_LVL_ALL, - "Src Address :\n"); - DumpIpv6Address(pstIpv6Header->ulSrcIpAddress); - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, DBG_LVL_ALL, - "Dest Address :\n"); - DumpIpv6Address(pstIpv6Header->ulDestIpAddress); - BCM_DEBUG_PRINT(Adapter, DBG_TYPE_TX, IPV6_DBG, DBG_LVL_ALL, - "----Ipv6 Header End---"); - - -} |