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Diffstat (limited to 'src/dpdk_lib18/librte_lpm/rte_lpm6.h')
| -rwxr-xr-x | src/dpdk_lib18/librte_lpm/rte_lpm6.h | 228 |
1 files changed, 0 insertions, 228 deletions
diff --git a/src/dpdk_lib18/librte_lpm/rte_lpm6.h b/src/dpdk_lib18/librte_lpm/rte_lpm6.h deleted file mode 100755 index 4db810f9..00000000 --- a/src/dpdk_lib18/librte_lpm/rte_lpm6.h +++ /dev/null @@ -1,228 +0,0 @@ -/*- - * BSD LICENSE - * - * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * 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. - * * Neither the name of 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. - * - * 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. - */ -#ifndef _RTE_LPM6_H_ -#define _RTE_LPM6_H_ - -/** - * @file - * RTE Longest Prefix Match for IPv6 (LPM6) - */ - -#ifdef __cplusplus -extern "C" { -#endif - - -#define RTE_LPM6_MAX_DEPTH 128 -#define RTE_LPM6_IPV6_ADDR_SIZE 16 -/** Max number of characters in LPM name. */ -#define RTE_LPM6_NAMESIZE 32 - -/** LPM structure. */ -struct rte_lpm6; - -/** LPM configuration structure. */ -struct rte_lpm6_config { - uint32_t max_rules; /**< Max number of rules. */ - uint32_t number_tbl8s; /**< Number of tbl8s to allocate. */ - int flags; /**< This field is currently unused. */ -}; - -/** - * Create an LPM object. - * - * @param name - * LPM object name - * @param socket_id - * NUMA socket ID for LPM table memory allocation - * @param config - * Structure containing the configuration - * @return - * Handle to LPM object on success, NULL otherwise with rte_errno set - * to an appropriate values. Possible rte_errno values include: - * - E_RTE_NO_CONFIG - function could not get pointer to rte_config structure - * - E_RTE_SECONDARY - function was called from a secondary process instance - * - E_RTE_NO_TAILQ - no tailq list could be got for the lpm object list - * - EINVAL - invalid parameter passed to function - * - ENOSPC - the maximum number of memzones has already been allocated - * - EEXIST - a memzone with the same name already exists - * - ENOMEM - no appropriate memory area found in which to create memzone - */ -struct rte_lpm6 * -rte_lpm6_create(const char *name, int socket_id, - const struct rte_lpm6_config *config); - -/** - * Find an existing LPM object and return a pointer to it. - * - * @param name - * Name of the lpm object as passed to rte_lpm6_create() - * @return - * Pointer to lpm object or NULL if object not found with rte_errno - * set appropriately. Possible rte_errno values include: - * - ENOENT - required entry not available to return. - */ -struct rte_lpm6 * -rte_lpm6_find_existing(const char *name); - -/** - * Free an LPM object. - * - * @param lpm - * LPM object handle - * @return - * None - */ -void -rte_lpm6_free(struct rte_lpm6 *lpm); - -/** - * Add a rule to the LPM table. - * - * @param lpm - * LPM object handle - * @param ip - * IP of the rule to be added to the LPM table - * @param depth - * Depth of the rule to be added to the LPM table - * @param next_hop - * Next hop of the rule to be added to the LPM table - * @return - * 0 on success, negative value otherwise - */ -int -rte_lpm6_add(struct rte_lpm6 *lpm, uint8_t *ip, uint8_t depth, - uint8_t next_hop); - -/** - * Check if a rule is present in the LPM table, - * and provide its next hop if it is. - * - * @param lpm - * LPM object handle - * @param ip - * IP of the rule to be searched - * @param depth - * Depth of the rule to searched - * @param next_hop - * Next hop of the rule (valid only if it is found) - * @return - * 1 if the rule exists, 0 if it does not, a negative value on failure - */ -int -rte_lpm6_is_rule_present(struct rte_lpm6 *lpm, uint8_t *ip, uint8_t depth, -uint8_t *next_hop); - -/** - * Delete a rule from the LPM table. - * - * @param lpm - * LPM object handle - * @param ip - * IP of the rule to be deleted from the LPM table - * @param depth - * Depth of the rule to be deleted from the LPM table - * @return - * 0 on success, negative value otherwise - */ -int -rte_lpm6_delete(struct rte_lpm6 *lpm, uint8_t *ip, uint8_t depth); - -/** - * Delete a rule from the LPM table. - * - * @param lpm - * LPM object handle - * @param ips - * Array of IPs to be deleted from the LPM table - * @param depths - * Array of depths of the rules to be deleted from the LPM table - * @param n - * Number of rules to be deleted from the LPM table - * @return - * 0 on success, negative value otherwise. - */ -int -rte_lpm6_delete_bulk_func(struct rte_lpm6 *lpm, - uint8_t ips[][RTE_LPM6_IPV6_ADDR_SIZE], uint8_t *depths, unsigned n); - -/** - * Delete all rules from the LPM table. - * - * @param lpm - * LPM object handle - */ -void -rte_lpm6_delete_all(struct rte_lpm6 *lpm); - -/** - * Lookup an IP into the LPM table. - * - * @param lpm - * LPM object handle - * @param ip - * IP to be looked up in the LPM table - * @param next_hop - * Next hop of the most specific rule found for IP (valid on lookup hit only) - * @return - * -EINVAL for incorrect arguments, -ENOENT on lookup miss, 0 on lookup hit - */ -int -rte_lpm6_lookup(const struct rte_lpm6 *lpm, uint8_t *ip, uint8_t *next_hop); - -/** - * Lookup multiple IP addresses in an LPM table. - * - * @param lpm - * LPM object handle - * @param ips - * Array of IPs to be looked up in the LPM table - * @param next_hops - * Next hop of the most specific rule found for IP (valid on lookup hit only). - * This is an array of two byte values. The next hop will be stored on - * each position on success; otherwise the position will be set to -1. - * @param n - * Number of elements in ips (and next_hops) array to lookup. - * @return - * -EINVAL for incorrect arguments, otherwise 0 - */ -int -rte_lpm6_lookup_bulk_func(const struct rte_lpm6 *lpm, - uint8_t ips[][RTE_LPM6_IPV6_ADDR_SIZE], - int16_t * next_hops, unsigned n); - -#ifdef __cplusplus -} -#endif - -#endif |