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- /*
- * Copyright (c) 2018, 2020 The Linux Foundation. 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 The Linux Foundation 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 "AS IS" AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
- * 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 IPA_IPV6CT_H
- #define IPA_IPV6CT_H
- #include <stdint.h>
- #include <stdbool.h>
- #include <linux/msm_ipa.h>
- /**
- * enum ipa_ipv6_ct_direction_settings_type - direction filter settings
- *
- * IPA_IPV6CT_DIRECTION_DENY_ALL - deny inbound and outbound
- * IPA_IPV6CT_DIRECTION_ALLOW_OUT - allow outbound and deny inbound
- * IPA_IPV6CT_DIRECTION_ALLOW_IN - allow inbound and deny outbound
- * IPA_IPV6CT_DIRECTION_ALLOW_ALL - allow inbound and outbound
- */
- typedef enum
- {
- IPA_IPV6CT_DIRECTION_DENY_ALL = 0,
- IPA_IPV6CT_DIRECTION_ALLOW_OUT = 1,
- IPA_IPV6CT_DIRECTION_ALLOW_IN = 2,
- IPA_IPV6CT_DIRECTION_ALLOW_ALL = 3
- } ipa_ipv6_ct_direction_settings_type;
- /**
- * struct ipa_ipv6ct_rule - To hold IPv6CT rule
- * @src_ipv6_lsb: source IPv6 address LSB
- * @src_ipv6_msb: source IPv6 address MSB
- * @dest_ipv6_lsb: destination IPv6 address LSB
- * @dest_ipv6_msb: destination IPv6 address MSB
- * @direction_settings: direction filter settings (inbound/outbound) (see ipa_ipv6_ct_direction_settings_type)
- * @src_port: source port
- * @dest_port: destination port
- * @protocol: protocol of rule (tcp/udp)
- * @uc_activation_index: index pointing to uc activation table
- * @s: bit indication to use the system or local (1 or 0) addr for above table
- * @ucp: enable uc processing
- */
- typedef struct {
- uint64_t src_ipv6_lsb;
- uint64_t src_ipv6_msb;
- uint64_t dest_ipv6_lsb;
- uint64_t dest_ipv6_msb;
- ipa_ipv6_ct_direction_settings_type direction_settings;
- bool ucp;
- bool s;
- uint16_t uc_activation_index;
- uint16_t src_port;
- uint16_t dest_port;
- uint8_t protocol;
- } ipa_ipv6ct_rule;
- /**
- * ipa_ipv6ct_add_tbl() - create IPv6CT table
- * @number_of_entries: [in] number of IPv6CT entries
- * @table_handle: [out] handle of new IPv6CT table
- *
- * To create new IPv6CT table
- *
- * Returns: 0 On Success, negative on failure
- */
- int ipa_ipv6ct_add_tbl(uint16_t number_of_entries, uint32_t* table_handle);
- /**
- * ipa_ipv6ct_del_tbl() - delete IPv6CT table
- * @table_handle: [in] Handle of IPv6CT table
- *
- * To delete given IPv6CT table
- *
- * Returns: 0 On Success, negative on failure
- */
- int ipa_ipv6ct_del_tbl(uint32_t table_handle);
- /**
- * ipa_ipv6ct_add_rule() - to insert new IPv6CT rule
- * @table_handle: [in] handle of IPv6CT table
- * @user_rule: [in] Pointer to new rule
- * @rule_handle: [out] Return the handle to rule
- *
- * To insert new rule into a IPv6CT table
- *
- * Returns: 0 On Success, negative on failure
- */
- int ipa_ipv6ct_add_rule(uint32_t table_handle, const ipa_ipv6ct_rule* user_rule, uint32_t* rule_handle);
- /**
- * ipa_ipv6ct_del_rule() - to delete IPv6CT rule
- * @table_handle: [in] handle of IPv6CT table
- * @rule_handle: [in] IPv6CT rule handle
- *
- * To delete a rule from a IPv6CT table
- *
- * Returns: 0 On Success, negative on failure
- */
- int ipa_ipv6ct_del_rule(uint32_t table_handle, uint32_t rule_handle);
- /**
- * ipa_ipv6ct_query_timestamp() - to query timestamp
- * @table_handle: [in] handle of IPv6CT table
- * @rule_handle: [in] IPv6CT rule handle
- * @time_stamp: [out] time stamp of rule
- *
- * To retrieve the timestamp that lastly the IPv6CT rule was accessed
- *
- * Returns: 0 On Success, negative on failure
- */
- int ipa_ipv6ct_query_timestamp(uint32_t table_handle, uint32_t rule_handle, uint32_t* time_stamp);
- /**
- * ipa_ipv6ct_dump_table() - dumps IPv6CT table
- * @table_handle: [in] handle of IPv6CT table
- */
- void ipa_ipv6ct_dump_table(uint32_t tbl_hdl);
- /**
- * ipa_ipv6ct_add_uc_act_entry() - add uc activation entry
- * @u: [in] structure specifying the uC activation entry
- *
- * Returns: 0 On Success, negative on failure
- */
- int ipa_ipv6ct_add_uc_act_entry(union ipa_ioc_uc_activation_entry *u);
- /**
- * ipa_ipv6ct_del_uc_act_entry() - del uc activation entry
- * @index: [in] index of the uc activation entry to be removed
- *
- * Returns: 0 On Success, negative on failure
- */
- int ipa_ipv6ct_del_uc_act_entry(uint16_t index);
- #endif
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