diff options
Diffstat (limited to 'cpu/ixp/npe/IxEthDBWiFi.c')
-rw-r--r-- | cpu/ixp/npe/IxEthDBWiFi.c | 480 |
1 files changed, 0 insertions, 480 deletions
diff --git a/cpu/ixp/npe/IxEthDBWiFi.c b/cpu/ixp/npe/IxEthDBWiFi.c deleted file mode 100644 index 0a6043f..0000000 --- a/cpu/ixp/npe/IxEthDBWiFi.c +++ /dev/null @@ -1,480 +0,0 @@ -/** - * @file IxEthDBAPI.c - * - * @brief Implementation of the public API - * - * @par - * IXP400 SW Release version 2.0 - * - * -- Copyright Notice -- - * - * @par - * Copyright 2001-2005, Intel Corporation. - * All rights reserved. - * - * @par - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the Intel Corporation nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * @par - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * @par - * -- End of Copyright Notice -- - */ - -#include "IxEthDB_p.h" - -/* forward prototypes */ -IX_ETH_DB_PUBLIC -MacTreeNode *ixEthDBGatewaySelect(MacTreeNode *stations); - -/** - * @brief sets the BBSID value for the WiFi header conversion feature - * - * @param portID ID of the port - * @param bbsid pointer to the 6-byte BBSID value - * - * Note that this function is documented in the main component - * header file, IxEthDB.h. - * - * @return IX_ETH_DB_SUCCESS if the operation completed successfully - * or an appropriate error message otherwise - */ -IX_ETH_DB_PUBLIC -IxEthDBStatus ixEthDBWiFiBBSIDSet(IxEthDBPortId portID, IxEthDBMacAddr *bbsid) -{ - IxNpeMhMessage message; - IX_STATUS result; - - IX_ETH_DB_CHECK_PORT(portID); - - IX_ETH_DB_CHECK_SINGLE_NPE(portID); - - IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_WIFI_HEADER_CONVERSION); - - IX_ETH_DB_CHECK_REFERENCE(bbsid); - - memcpy(ixEthDBPortInfo[portID].bbsid, bbsid, sizeof (IxEthDBMacAddr)); - - FILL_SETBBSID_MSG(message, portID, bbsid); - - IX_ETHDB_SEND_NPE_MSG(IX_ETH_DB_PORT_ID_TO_NPE(portID), message, result); - - return result; -} - -/** - * @brief updates the Frame Control and Duration/ID WiFi header - * conversion parameters in an NPE - * - * @param portID ID of the port - * - * This function will send a message to the NPE updating the - * frame conversion parameters for 802.3 => 802.11 header conversion. - * - * @return IX_ETH_DB_SUCCESS if the operation completed successfully - * or IX_ETH_DB_FAIL otherwise - * - * @internal - */ -IX_ETH_DB_PRIVATE -IxEthDBStatus ixEthDBWiFiFrameControlDurationIDUpdate(IxEthDBPortId portID) -{ - IxNpeMhMessage message; - IX_STATUS result; - - FILL_SETFRAMECONTROLDURATIONID(message, portID, ixEthDBPortInfo[portID].frameControlDurationID); - - IX_ETHDB_SEND_NPE_MSG(IX_ETH_DB_PORT_ID_TO_NPE(portID), message, result); - - return result; -} - -/** - * @brief sets the Duration/ID WiFi frame header conversion parameter - * - * @param portID ID of the port - * @param durationID 16-bit value containing the new Duration/ID parameter - * - * Note that this function is documented in the main component - * header file, IxEthDB.h. - * - * @return IX_ETH_DB_SUCCESS if the operation completed successfully - * or an appropriate error message otherwise - */ -IX_ETH_DB_PUBLIC -IxEthDBStatus ixEthDBWiFiDurationIDSet(IxEthDBPortId portID, UINT16 durationID) -{ - IX_ETH_DB_CHECK_PORT(portID); - - IX_ETH_DB_CHECK_SINGLE_NPE(portID); - - IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_WIFI_HEADER_CONVERSION); - - ixEthDBPortInfo[portID].frameControlDurationID = (ixEthDBPortInfo[portID].frameControlDurationID & 0xFFFF0000) | durationID; - - return ixEthDBWiFiFrameControlDurationIDUpdate(portID); -} - -/** - * @brief sets the Frame Control WiFi frame header conversion parameter - * - * @param portID ID of the port - * @param durationID 16-bit value containing the new Frame Control parameter - * - * Note that this function is documented in the main component - * header file, IxEthDB.h. - * - * @return IX_ETH_DB_SUCCESS if the operation completed successfully - * or an appropriate error message otherwise - */ -IX_ETH_DB_PUBLIC -IxEthDBStatus ixEthDBWiFiFrameControlSet(IxEthDBPortId portID, UINT16 frameControl) -{ - IX_ETH_DB_CHECK_PORT(portID); - - IX_ETH_DB_CHECK_SINGLE_NPE(portID); - - IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_WIFI_HEADER_CONVERSION); - - ixEthDBPortInfo[portID].frameControlDurationID = (ixEthDBPortInfo[portID].frameControlDurationID & 0xFFFF) | (frameControl << 16); - - return ixEthDBWiFiFrameControlDurationIDUpdate(portID); -} - -/** - * @brief removes a WiFi header conversion record - * - * @param portID ID of the port - * @param macAddr MAC address of the record to remove - * - * Note that this function is documented in the main - * component header file, IxEthDB.h. - * - * @return IX_ETH_DB_SUCCESS if the operation completed - * successfully or an appropriate error message otherwise - */ -IX_ETH_DB_PUBLIC -IxEthDBStatus ixEthDBWiFiEntryRemove(IxEthDBPortId portID, IxEthDBMacAddr *macAddr) -{ - MacDescriptor recordTemplate; - - IX_ETH_DB_CHECK_PORT(portID); - - IX_ETH_DB_CHECK_SINGLE_NPE(portID); - - IX_ETH_DB_CHECK_REFERENCE(macAddr); - - IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_WIFI_HEADER_CONVERSION); - - memcpy(recordTemplate.macAddress, macAddr, sizeof (IxEthDBMacAddr)); - - recordTemplate.type = IX_ETH_DB_WIFI_RECORD; - recordTemplate.portID = portID; - - return ixEthDBRemove(&recordTemplate, NULL); -} - -/** - * @brief adds a WiFi header conversion record - * - * @param portID ID of the port - * @param macAddr MAC address of the record to add - * @param gatewayMacAddr address of the gateway (or - * NULL if this is a station record) - * - * This function adds a record of type AP_TO_AP (gateway is not NULL) - * or AP_TO_STA (gateway is NULL) in the main database as a - * WiFi header conversion record. - * - * @return IX_ETH_DB_SUCCESS if the operation completed - * successfully or an appropriate error message otherwise - * - * @internal - */ -IX_ETH_DB_PRIVATE -IxEthDBStatus ixEthDBWiFiEntryAdd(IxEthDBPortId portID, IxEthDBMacAddr *macAddr, IxEthDBMacAddr *gatewayMacAddr) -{ - MacDescriptor recordTemplate; - - IX_ETH_DB_CHECK_PORT(portID); - - IX_ETH_DB_CHECK_SINGLE_NPE(portID); - - IX_ETH_DB_CHECK_REFERENCE(macAddr); - - IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_WIFI_HEADER_CONVERSION); - - memcpy(recordTemplate.macAddress, macAddr, sizeof (IxEthDBMacAddr)); - - recordTemplate.type = IX_ETH_DB_WIFI_RECORD; - recordTemplate.portID = portID; - - if (gatewayMacAddr != NULL) - { - memcpy(recordTemplate.recordData.wifiData.gwMacAddress, gatewayMacAddr, sizeof (IxEthDBMacAddr)); - - recordTemplate.recordData.wifiData.type = IX_ETH_DB_WIFI_AP_TO_AP; - } - else - { - memset(recordTemplate.recordData.wifiData.gwMacAddress, 0, sizeof (IxEthDBMacAddr)); - - recordTemplate.recordData.wifiData.type = IX_ETH_DB_WIFI_AP_TO_STA; - } - - return ixEthDBAdd(&recordTemplate, NULL); -} - -/** - * @brief adds a WiFi header conversion record - * - * @param portID ID of the port - * @param macAddr MAC address of the record to add - * @param gatewayMacAddr address of the gateway - * - * This function adds a record of type AP_TO_AP - * in the main database as a WiFi header conversion record. - * - * This is simply a wrapper over @ref ixEthDBWiFiEntryAdd(). - * - * Note that this function is documented in the main - * component header file, IxEthDB.h. - * - * @return IX_ETH_DB_SUCCESS if the operation completed - * successfully or an appropriate error message otherwise - */ -IX_ETH_DB_PUBLIC -IxEthDBStatus ixEthDBWiFiAccessPointEntryAdd(IxEthDBPortId portID, IxEthDBMacAddr *macAddr, IxEthDBMacAddr *gatewayMacAddr) -{ - IX_ETH_DB_CHECK_REFERENCE(gatewayMacAddr); - - return ixEthDBWiFiEntryAdd(portID, macAddr, gatewayMacAddr); -} - -/** - * @brief adds a WiFi header conversion record - * - * @param portID ID of the port - * @param macAddr MAC address of the record to add - * - * This function adds a record of type AP_TO_STA - * in the main database as a WiFi header conversion record. - * - * This is simply a wrapper over @ref ixEthDBWiFiEntryAdd(). - * - * Note that this function is documented in the main - * component header file, IxEthDB.h. - * - * @return IX_ETH_DB_SUCCESS if the operation completed - * successfully or an appropriate error message otherwise - */ -IX_ETH_DB_PUBLIC -IxEthDBStatus ixEthDBWiFiStationEntryAdd(IxEthDBPortId portID, IxEthDBMacAddr *macAddr) -{ - return ixEthDBWiFiEntryAdd(portID, macAddr, NULL); -} - -/** - * @brief selects a set of gateways from a tree of - * WiFi header conversion records - * - * @param stations binary tree containing pointers to WiFi header - * conversion records - * - * This function browses through the input binary tree, identifies - * records of type AP_TO_AP, clones these records and appends them - * to a vine (a single right-branch binary tree) which is returned - * as result. A maximum of MAX_GW_SIZE entries containing gateways - * will be cloned from the original tree. - * - * @return vine (linear binary tree) containing record - * clones of AP_TO_AP type, which have a gateway field - * - * @internal - */ -IX_ETH_DB_PUBLIC -MacTreeNode *ixEthDBGatewaySelect(MacTreeNode *stations) -{ - MacTreeNodeStack *stack; - MacTreeNode *gateways, *insertionPlace; - UINT32 gwIndex = 1; /* skip the empty root */ - - if (stations == NULL) - { - return NULL; - } - - stack = ixOsalCacheDmaMalloc(sizeof (MacTreeNodeStack)); - - if (stack == NULL) - { - ERROR_LOG("DB: (WiFi) failed to allocate the node stack for gateway tree linearization, out of memory?\n"); - return NULL; - } - - /* initialize root node */ - gateways = insertionPlace = NULL; - - /* start browsing the station tree */ - NODE_STACK_INIT(stack); - - /* initialize stack by pushing the tree root at offset 0 */ - NODE_STACK_PUSH(stack, stations, 0); - - while (NODE_STACK_NONEMPTY(stack)) - { - MacTreeNode *node; - UINT32 offset; - - NODE_STACK_POP(stack, node, offset); - - /* we can store maximum 31 (32 total, 1 empty root) entries in the gateway tree */ - if (offset > (MAX_GW_SIZE - 1)) break; - - /* check if this record has a gateway address */ - if (node->descriptor != NULL && node->descriptor->recordData.wifiData.type == IX_ETH_DB_WIFI_AP_TO_AP) - { - /* found a record, create an insertion place */ - if (insertionPlace != NULL) - { - insertionPlace->right = ixEthDBAllocMacTreeNode(); - insertionPlace = insertionPlace->right; - } - else - { - gateways = ixEthDBAllocMacTreeNode(); - insertionPlace = gateways; - } - - if (insertionPlace == NULL) - { - /* no nodes left, bail out with what we have */ - ixOsalCacheDmaFree(stack); - return gateways; - } - - /* clone the original record for the gateway tree */ - insertionPlace->descriptor = ixEthDBCloneMacDescriptor(node->descriptor); - - /* insert and update the offset in the original record */ - node->descriptor->recordData.wifiData.gwAddressIndex = gwIndex++; - } - - /* browse the tree */ - if (node->left != NULL) - { - NODE_STACK_PUSH(stack, node->left, LEFT_CHILD_OFFSET(offset)); - } - - if (node->right != NULL) - { - NODE_STACK_PUSH(stack, node->right, RIGHT_CHILD_OFFSET(offset)); - } - } - - ixOsalCacheDmaFree(stack); - return gateways; -} - -/** - * @brief downloads the WiFi header conversion table to an NPE - * - * @param portID ID of the port - * - * This function prepares the WiFi header conversion tables and - * downloads them to the specified NPE port. - * - * The header conversion tables consist in the main table of - * addresses and the secondary table of gateways. AP_TO_AP records - * from the first table contain index fields into the second table - * for gateway selection. - * - * Note that this function is documented in the main component - * header file, IxEthDB.h. - * - * @return IX_ETH_DB_SUCCESS if the operation completed successfully - * or an appropriate error message otherwise - */ -IX_ETH_DB_PUBLIC -IxEthDBStatus ixEthDBWiFiConversionTableDownload(IxEthDBPortId portID) -{ - IxEthDBPortMap query; - MacTreeNode *stations = NULL, *gateways = NULL, *gateway = NULL; - IxNpeMhMessage message; - PortInfo *portInfo; - IX_STATUS result; - - IX_ETH_DB_CHECK_PORT(portID); - - IX_ETH_DB_CHECK_SINGLE_NPE(portID); - - IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_WIFI_HEADER_CONVERSION); - - portInfo = &ixEthDBPortInfo[portID]; - - SET_DEPENDENCY_MAP(query, portID); - - ixEthDBUpdateLock(); - - stations = ixEthDBQuery(NULL, query, IX_ETH_DB_WIFI_RECORD, MAX_ELT_SIZE); - gateways = ixEthDBGatewaySelect(stations); - - /* clean up gw area */ - memset((void *) portInfo->updateMethod.npeGwUpdateZone, FULL_GW_BYTE_SIZE, 0); - - /* write all gateways */ - gateway = gateways; - - while (gateway != NULL) - { - ixEthDBNPEGatewayNodeWrite((void *) (((UINT32) portInfo->updateMethod.npeGwUpdateZone) - + gateway->descriptor->recordData.wifiData.gwAddressIndex * ELT_ENTRY_SIZE), - gateway); - - gateway = gateway->right; - } - - /* free the gateway tree */ - if (gateways != NULL) - { - ixEthDBFreeMacTreeNode(gateways); - } - - FILL_SETAPMACTABLE_MSG(message, - IX_OSAL_MMU_VIRT_TO_PHYS(portInfo->updateMethod.npeGwUpdateZone)); - - IX_ETHDB_SEND_NPE_MSG(IX_ETH_DB_PORT_ID_TO_NPE(portID), message, result); - - if (result == IX_SUCCESS) - { - /* update the main tree (the stations tree) */ - portInfo->updateMethod.searchTree = stations; - - result = ixEthDBNPEUpdateHandler(portID, IX_ETH_DB_WIFI_RECORD); - } - - ixEthDBUpdateUnlock(); - - return result; -} |