Quelle dpkg.h
Sprache: C
/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */ /* Copyright 2013-2015 Freescale Semiconductor Inc. #ifndef __FSL_DPKG_H_#define __FSL_DPKG_H_#include <linux/types.h>/* Data Path Key Generator API * Contains initialization APIs and runtime APIs for the Key Generator /** Key Generator properties */ /** * DPKG_NUM_OF_MASKS - Number of masks per key extraction #define DPKG_NUM_OF_MASKS 4 /** * DPKG_MAX_NUM_OF_EXTRACTS - Number of extractions per key profile #define DPKG_MAX_NUM_OF_EXTRACTS 10 /** * enum dpkg_extract_from_hdr_type - Selecting extraction by header types * @ DPKG_FROM_HDR : Extract selected bytes from header , by offset * @ DPKG_FROM_FIELD : Extract selected bytes from header , by offset from field * @ DPKG_FULL_FIELD : Extract a full field enum dpkg_extract_from_hdr_type {0 ,1 ,2 /** * enum dpkg_extract_type - Enumeration for selecting extraction type * @ DPKG_EXTRACT_FROM_HDR : Extract from the header * @ DPKG_EXTRACT_FROM_DATA : Extract from data not in specific header * @ DPKG_EXTRACT_FROM_PARSE : Extract from parser - result ; * e . g . can be used to extract header existence ; * please refer to ' Parse Result definition ' section in the parser BG enum dpkg_extract_type {0 ,1 ,3 /** * struct dpkg_mask - A structure for defining a single extraction mask * @ mask : Byte mask for the extracted content * @ offset : Offset within the extracted content struct dpkg_mask {/* Protocol fields */ /* Ethernet fields */ #define NH_FLD_ETH_DA BIT(0 )#define NH_FLD_ETH_SA BIT(1 )#define NH_FLD_ETH_LENGTH BIT(2 )#define NH_FLD_ETH_TYPE BIT(3 )#define NH_FLD_ETH_FINAL_CKSUM BIT(4 )#define NH_FLD_ETH_PADDING BIT(5 )#define NH_FLD_ETH_ALL_FIELDS (BIT(6 ) - 1 )/* VLAN fields */ #define NH_FLD_VLAN_VPRI BIT(0 )#define NH_FLD_VLAN_CFI BIT(1 )#define NH_FLD_VLAN_VID BIT(2 )#define NH_FLD_VLAN_LENGTH BIT(3 )#define NH_FLD_VLAN_TYPE BIT(4 )#define NH_FLD_VLAN_ALL_FIELDS (BIT(5 ) - 1 )#define NH_FLD_VLAN_TCI (NH_FLD_VLAN_VPRI | \/* IP (generic) fields */ #define NH_FLD_IP_VER BIT(0 )#define NH_FLD_IP_DSCP BIT(2 )#define NH_FLD_IP_ECN BIT(3 )#define NH_FLD_IP_PROTO BIT(4 )#define NH_FLD_IP_SRC BIT(5 )#define NH_FLD_IP_DST BIT(6 )#define NH_FLD_IP_TOS_TC BIT(7 )#define NH_FLD_IP_ID BIT(8 )#define NH_FLD_IP_ALL_FIELDS (BIT(9 ) - 1 )/* IPV4 fields */ #define NH_FLD_IPV4_VER BIT(0 )#define NH_FLD_IPV4_HDR_LEN BIT(1 )#define NH_FLD_IPV4_TOS BIT(2 )#define NH_FLD_IPV4_TOTAL_LEN BIT(3 )#define NH_FLD_IPV4_ID BIT(4 )#define NH_FLD_IPV4_FLAG_D BIT(5 )#define NH_FLD_IPV4_FLAG_M BIT(6 )#define NH_FLD_IPV4_OFFSET BIT(7 )#define NH_FLD_IPV4_TTL BIT(8 )#define NH_FLD_IPV4_PROTO BIT(9 )#define NH_FLD_IPV4_CKSUM BIT(10 )#define NH_FLD_IPV4_SRC_IP BIT(11 )#define NH_FLD_IPV4_DST_IP BIT(12 )#define NH_FLD_IPV4_OPTS BIT(13 )#define NH_FLD_IPV4_OPTS_COUNT BIT(14 )#define NH_FLD_IPV4_ALL_FIELDS (BIT(15 ) - 1 )/* IPV6 fields */ #define NH_FLD_IPV6_VER BIT(0 )#define NH_FLD_IPV6_TC BIT(1 )#define NH_FLD_IPV6_SRC_IP BIT(2 )#define NH_FLD_IPV6_DST_IP BIT(3 )#define NH_FLD_IPV6_NEXT_HDR BIT(4 )#define NH_FLD_IPV6_FL BIT(5 )#define NH_FLD_IPV6_HOP_LIMIT BIT(6 )#define NH_FLD_IPV6_ID BIT(7 )#define NH_FLD_IPV6_ALL_FIELDS (BIT(8 ) - 1 )/* ICMP fields */ #define NH_FLD_ICMP_TYPE BIT(0 )#define NH_FLD_ICMP_CODE BIT(1 )#define NH_FLD_ICMP_CKSUM BIT(2 )#define NH_FLD_ICMP_ID BIT(3 )#define NH_FLD_ICMP_SQ_NUM BIT(4 )#define NH_FLD_ICMP_ALL_FIELDS (BIT(5 ) - 1 )/* IGMP fields */ #define NH_FLD_IGMP_VERSION BIT(0 )#define NH_FLD_IGMP_TYPE BIT(1 )#define NH_FLD_IGMP_CKSUM BIT(2 )#define NH_FLD_IGMP_DATA BIT(3 )#define NH_FLD_IGMP_ALL_FIELDS (BIT(4 ) - 1 )/* TCP fields */ #define NH_FLD_TCP_PORT_SRC BIT(0 )#define NH_FLD_TCP_PORT_DST BIT(1 )#define NH_FLD_TCP_SEQ BIT(2 )#define NH_FLD_TCP_ACK BIT(3 )#define NH_FLD_TCP_OFFSET BIT(4 )#define NH_FLD_TCP_FLAGS BIT(5 )#define NH_FLD_TCP_WINDOW BIT(6 )#define NH_FLD_TCP_CKSUM BIT(7 )#define NH_FLD_TCP_URGPTR BIT(8 )#define NH_FLD_TCP_OPTS BIT(9 )#define NH_FLD_TCP_OPTS_COUNT BIT(10 )#define NH_FLD_TCP_ALL_FIELDS (BIT(11 ) - 1 )/* UDP fields */ #define NH_FLD_UDP_PORT_SRC BIT(0 )#define NH_FLD_UDP_PORT_DST BIT(1 )#define NH_FLD_UDP_LEN BIT(2 )#define NH_FLD_UDP_CKSUM BIT(3 )#define NH_FLD_UDP_ALL_FIELDS (BIT(4 ) - 1 )/* UDP-lite fields */ #define NH_FLD_UDP_LITE_PORT_SRC BIT(0 )#define NH_FLD_UDP_LITE_PORT_DST BIT(1 )#define NH_FLD_UDP_LITE_ALL_FIELDS (BIT(2 ) - 1 )/* UDP-encap-ESP fields */ #define NH_FLD_UDP_ENC_ESP_PORT_SRC BIT(0 )#define NH_FLD_UDP_ENC_ESP_PORT_DST BIT(1 )#define NH_FLD_UDP_ENC_ESP_LEN BIT(2 )#define NH_FLD_UDP_ENC_ESP_CKSUM BIT(3 )#define NH_FLD_UDP_ENC_ESP_SPI BIT(4 )#define NH_FLD_UDP_ENC_ESP_SEQUENCE_NUM BIT(5 )#define NH_FLD_UDP_ENC_ESP_ALL_FIELDS (BIT(6 ) - 1 )/* SCTP fields */ #define NH_FLD_SCTP_PORT_SRC BIT(0 )#define NH_FLD_SCTP_PORT_DST BIT(1 )#define NH_FLD_SCTP_VER_TAG BIT(2 )#define NH_FLD_SCTP_CKSUM BIT(3 )#define NH_FLD_SCTP_ALL_FIELDS (BIT(4 ) - 1 )/* DCCP fields */ #define NH_FLD_DCCP_PORT_SRC BIT(0 )#define NH_FLD_DCCP_PORT_DST BIT(1 )#define NH_FLD_DCCP_ALL_FIELDS (BIT(2 ) - 1 )/* IPHC fields */ #define NH_FLD_IPHC_CID BIT(0 )#define NH_FLD_IPHC_CID_TYPE BIT(1 )#define NH_FLD_IPHC_HCINDEX BIT(2 )#define NH_FLD_IPHC_GEN BIT(3 )#define NH_FLD_IPHC_D_BIT BIT(4 )#define NH_FLD_IPHC_ALL_FIELDS (BIT(5 ) - 1 )/* SCTP fields */ #define NH_FLD_SCTP_CHUNK_DATA_TYPE BIT(0 )#define NH_FLD_SCTP_CHUNK_DATA_FLAGS BIT(1 )#define NH_FLD_SCTP_CHUNK_DATA_LENGTH BIT(2 )#define NH_FLD_SCTP_CHUNK_DATA_TSN BIT(3 )#define NH_FLD_SCTP_CHUNK_DATA_STREAM_ID BIT(4 )#define NH_FLD_SCTP_CHUNK_DATA_STREAM_SQN BIT(5 )#define NH_FLD_SCTP_CHUNK_DATA_PAYLOAD_PID BIT(6 )#define NH_FLD_SCTP_CHUNK_DATA_UNORDERED BIT(7 )#define NH_FLD_SCTP_CHUNK_DATA_BEGGINING BIT(8 )#define NH_FLD_SCTP_CHUNK_DATA_END BIT(9 )#define NH_FLD_SCTP_CHUNK_DATA_ALL_FIELDS (BIT(10 ) - 1 )/* L2TPV2 fields */ #define NH_FLD_L2TPV2_TYPE_BIT BIT(0 )#define NH_FLD_L2TPV2_LENGTH_BIT BIT(1 )#define NH_FLD_L2TPV2_SEQUENCE_BIT BIT(2 )#define NH_FLD_L2TPV2_OFFSET_BIT BIT(3 )#define NH_FLD_L2TPV2_PRIORITY_BIT BIT(4 )#define NH_FLD_L2TPV2_VERSION BIT(5 )#define NH_FLD_L2TPV2_LEN BIT(6 )#define NH_FLD_L2TPV2_TUNNEL_ID BIT(7 )#define NH_FLD_L2TPV2_SESSION_ID BIT(8 )#define NH_FLD_L2TPV2_NS BIT(9 )#define NH_FLD_L2TPV2_NR BIT(10 )#define NH_FLD_L2TPV2_OFFSET_SIZE BIT(11 )#define NH_FLD_L2TPV2_FIRST_BYTE BIT(12 )#define NH_FLD_L2TPV2_ALL_FIELDS (BIT(13 ) - 1 )/* L2TPV3 fields */ #define NH_FLD_L2TPV3_CTRL_TYPE_BIT BIT(0 )#define NH_FLD_L2TPV3_CTRL_LENGTH_BIT BIT(1 )#define NH_FLD_L2TPV3_CTRL_SEQUENCE_BIT BIT(2 )#define NH_FLD_L2TPV3_CTRL_VERSION BIT(3 )#define NH_FLD_L2TPV3_CTRL_LENGTH BIT(4 )#define NH_FLD_L2TPV3_CTRL_CONTROL BIT(5 )#define NH_FLD_L2TPV3_CTRL_SENT BIT(6 )#define NH_FLD_L2TPV3_CTRL_RECV BIT(7 )#define NH_FLD_L2TPV3_CTRL_FIRST_BYTE BIT(8 )#define NH_FLD_L2TPV3_CTRL_ALL_FIELDS (BIT(9 ) - 1 )#define NH_FLD_L2TPV3_SESS_TYPE_BIT BIT(0 )#define NH_FLD_L2TPV3_SESS_VERSION BIT(1 )#define NH_FLD_L2TPV3_SESS_ID BIT(2 )#define NH_FLD_L2TPV3_SESS_COOKIE BIT(3 )#define NH_FLD_L2TPV3_SESS_ALL_FIELDS (BIT(4 ) - 1 )/* PPP fields */ #define NH_FLD_PPP_PID BIT(0 )#define NH_FLD_PPP_COMPRESSED BIT(1 )#define NH_FLD_PPP_ALL_FIELDS (BIT(2 ) - 1 )/* PPPoE fields */ #define NH_FLD_PPPOE_VER BIT(0 )#define NH_FLD_PPPOE_TYPE BIT(1 )#define NH_FLD_PPPOE_CODE BIT(2 )#define NH_FLD_PPPOE_SID BIT(3 )#define NH_FLD_PPPOE_LEN BIT(4 )#define NH_FLD_PPPOE_SESSION BIT(5 )#define NH_FLD_PPPOE_PID BIT(6 )#define NH_FLD_PPPOE_ALL_FIELDS (BIT(7 ) - 1 )/* PPP-Mux fields */ #define NH_FLD_PPPMUX_PID BIT(0 )#define NH_FLD_PPPMUX_CKSUM BIT(1 )#define NH_FLD_PPPMUX_COMPRESSED BIT(2 )#define NH_FLD_PPPMUX_ALL_FIELDS (BIT(3 ) - 1 )/* PPP-Mux sub-frame fields */ #define NH_FLD_PPPMUX_SUBFRM_PFF BIT(0 )#define NH_FLD_PPPMUX_SUBFRM_LXT BIT(1 )#define NH_FLD_PPPMUX_SUBFRM_LEN BIT(2 )#define NH_FLD_PPPMUX_SUBFRM_PID BIT(3 )#define NH_FLD_PPPMUX_SUBFRM_USE_PID BIT(4 )#define NH_FLD_PPPMUX_SUBFRM_ALL_FIELDS (BIT(5 ) - 1 )/* LLC fields */ #define NH_FLD_LLC_DSAP BIT(0 )#define NH_FLD_LLC_SSAP BIT(1 )#define NH_FLD_LLC_CTRL BIT(2 )#define NH_FLD_LLC_ALL_FIELDS (BIT(3 ) - 1 )/* NLPID fields */ #define NH_FLD_NLPID_NLPID BIT(0 )#define NH_FLD_NLPID_ALL_FIELDS (BIT(1 ) - 1 )/* SNAP fields */ #define NH_FLD_SNAP_OUI BIT(0 )#define NH_FLD_SNAP_PID BIT(1 )#define NH_FLD_SNAP_ALL_FIELDS (BIT(2 ) - 1 )/* LLC SNAP fields */ #define NH_FLD_LLC_SNAP_TYPE BIT(0 )#define NH_FLD_LLC_SNAP_ALL_FIELDS (BIT(1 ) - 1 )/* ARP fields */ #define NH_FLD_ARP_HTYPE BIT(0 )#define NH_FLD_ARP_PTYPE BIT(1 )#define NH_FLD_ARP_HLEN BIT(2 )#define NH_FLD_ARP_PLEN BIT(3 )#define NH_FLD_ARP_OPER BIT(4 )#define NH_FLD_ARP_SHA BIT(5 )#define NH_FLD_ARP_SPA BIT(6 )#define NH_FLD_ARP_THA BIT(7 )#define NH_FLD_ARP_TPA BIT(8 )#define NH_FLD_ARP_ALL_FIELDS (BIT(9 ) - 1 )/* RFC2684 fields */ #define NH_FLD_RFC2684_LLC BIT(0 )#define NH_FLD_RFC2684_NLPID BIT(1 )#define NH_FLD_RFC2684_OUI BIT(2 )#define NH_FLD_RFC2684_PID BIT(3 )#define NH_FLD_RFC2684_VPN_OUI BIT(4 )#define NH_FLD_RFC2684_VPN_IDX BIT(5 )#define NH_FLD_RFC2684_ALL_FIELDS (BIT(6 ) - 1 )/* User defined fields */ #define NH_FLD_USER_DEFINED_SRCPORT BIT(0 )#define NH_FLD_USER_DEFINED_PCDID BIT(1 )#define NH_FLD_USER_DEFINED_ALL_FIELDS (BIT(2 ) - 1 )/* Payload fields */ #define NH_FLD_PAYLOAD_BUFFER BIT(0 )#define NH_FLD_PAYLOAD_SIZE BIT(1 )#define NH_FLD_MAX_FRM_SIZE BIT(2 )#define NH_FLD_MIN_FRM_SIZE BIT(3 )#define NH_FLD_PAYLOAD_TYPE BIT(4 )#define NH_FLD_FRAME_SIZE BIT(5 )#define NH_FLD_PAYLOAD_ALL_FIELDS (BIT(6 ) - 1 )/* GRE fields */ #define NH_FLD_GRE_TYPE BIT(0 )#define NH_FLD_GRE_ALL_FIELDS (BIT(1 ) - 1 )/* MINENCAP fields */ #define NH_FLD_MINENCAP_SRC_IP BIT(0 )#define NH_FLD_MINENCAP_DST_IP BIT(1 )#define NH_FLD_MINENCAP_TYPE BIT(2 )#define NH_FLD_MINENCAP_ALL_FIELDS (BIT(3 ) - 1 )/* IPSEC AH fields */ #define NH_FLD_IPSEC_AH_SPI BIT(0 )#define NH_FLD_IPSEC_AH_NH BIT(1 )#define NH_FLD_IPSEC_AH_ALL_FIELDS (BIT(2 ) - 1 )/* IPSEC ESP fields */ #define NH_FLD_IPSEC_ESP_SPI BIT(0 )#define NH_FLD_IPSEC_ESP_SEQUENCE_NUM BIT(1 )#define NH_FLD_IPSEC_ESP_ALL_FIELDS (BIT(2 ) - 1 )/* MPLS fields */ #define NH_FLD_MPLS_LABEL_STACK BIT(0 )#define NH_FLD_MPLS_LABEL_STACK_ALL_FIELDS (BIT(1 ) - 1 )/* MACSEC fields */ #define NH_FLD_MACSEC_SECTAG BIT(0 )#define NH_FLD_MACSEC_ALL_FIELDS (BIT(1 ) - 1 )/* GTP fields */ #define NH_FLD_GTP_TEID BIT(0 )/* Supported protocols */ enum net_prot {0 ,/* RFC 3948 */ /** * struct dpkg_extract - A structure for defining a single extraction * @ type : Determines how the union below is interpreted : * DPKG_EXTRACT_FROM_HDR : selects ' from_hdr ' ; * DPKG_EXTRACT_FROM_DATA : selects ' from_data ' ; * DPKG_EXTRACT_FROM_PARSE : selects ' from_parse ' * @ extract : Selects extraction method * @ extract . from_hdr : Used when ' type = DPKG_EXTRACT_FROM_HDR ' * @ extract . from_data : Used when ' type = DPKG_EXTRACT_FROM_DATA ' * @ extract . from_parse : Used when ' type = DPKG_EXTRACT_FROM_PARSE ' * @ extract . from_hdr . prot : Any of the supported headers * @ extract . from_hdr . type : Defines the type of header extraction : * DPKG_FROM_HDR : use size & offset below ; * DPKG_FROM_FIELD : use field , size and offset below ; * DPKG_FULL_FIELD : use field below * @ extract . from_hdr . field : One of the supported fields ( NH_FLD_ ) * @ extract . from_hdr . size : Size in bytes * @ extract . from_hdr . offset : Byte offset * @ extract . from_hdr . hdr_index : Clear for cases not listed below ; * Used for protocols that may have more than a single * header , 0 indicates an outer header ; * Supported protocols ( possible values ) : * NET_PROT_VLAN ( 0 , HDR_INDEX_LAST ) ; * NET_PROT_MPLS ( 0 , 1 , HDR_INDEX_LAST ) ; * NET_PROT_IP ( 0 , HDR_INDEX_LAST ) ; * NET_PROT_IPv4 ( 0 , HDR_INDEX_LAST ) ; * NET_PROT_IPv6 ( 0 , HDR_INDEX_LAST ) ; * @ extract . from_data . size : Size in bytes * @ extract . from_data . offset : Byte offset * @ extract . from_parse . size : Size in bytes * @ extract . from_parse . offset : Byte offset * @ num_of_byte_masks : Defines the number of valid entries in the array below ; * This is also the number of bytes to be used as masks * @ masks : Masks parameters struct dpkg_extract {enum dpkg_extract_type type;union {struct {enum net_prot prot;enum dpkg_extract_from_hdr_type type;struct {struct {struct dpkg_mask masks[DPKG_NUM_OF_MASKS];/** * struct dpkg_profile_cfg - A structure for defining a full Key Generation * profile ( rule ) * @ num_extracts : Defines the number of valid entries in the array below * @ extracts : Array of required extractions struct dpkg_profile_cfg {struct dpkg_extract extracts[DPKG_MAX_NUM_OF_EXTRACTS];#endif /* __FSL_DPKG_H_ */
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2026-10-11
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