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     ±ˆäã757â¾à õ    ±/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_HW_BREAKPOINT_H
#define _UAPI_LINUX_HW_BREAKPOINT_H

enum {
	HW_BREAKPOINT_LEN_1 = 1,
	HW_BREAKPOINT_LEN_2 = 2,
	HW_BREAKPOINT_LEN_3 = 3,
	HW_BREAKPOINT_LEN_4 = 4,
	HW_BREAKPOINT_LEN_5 = 5,
	HW_BREAKPOINT_LEN_6 = 6,
	HW_BREAKPOINT_LEN_7 = 7,
	HW_BREAKPOINT_LEN_8 = 8,
};

enum {
	HW_BREAKPOINT_EMPTY	= 0,
	HW_BREAKPOINT_R		= 1,
	HW_BREAKPOINT_W		= 2,
	HW_BREAKPOINT_RW	= HW_BREAKPOINT_R | HW_BREAKPOINT_W,
	HW_BREAKPOINT_X		= 4,
	HW_BREAKPOINT_INVALID   = HW_BREAKPOINT_RW | HW_BREAKPOINT_X,
};

enum bp_type_idx {
	TYPE_INST 	= 0,
#ifdef CONFIG_HAVE_MIXED_BREAKPOINTS_REGS
	TYPE_DATA	= 0,
#else
	TYPE_DATA	= 1,
#endif
	TYPE_MAX
};

#endif /* _UAPI_LINUX_HW_BREAKPOINT_H */
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      ·ˆl–Ým_J*j"Tâ€Æš¸©‹Fÿå0Àâ  	   ¹ˆ¾å0Àâ     »ˆæåƒÿäÀâ     »/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * INET		An implementation of the TCP/IP protocol suite for the LINUX
 *		operating system.  INET is implemented using the  BSD Socket
 *		interface as the means of communication with the user level.
 *
 *		Definitions for the ICMP protocol.
 *
 * Version:	@(#)icmp.h	1.0.3	04/28/93
 *
 * Author:	Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
 */
#ifndef _LINUX_ICMP_H
#define	_LINUX_ICMP_H

#include <linux/skbuff.h>
#include <uapi/linux/icmp.h>
#include <uapi/linux/errqueue.h>

static inline struct icmphdr *icmp_hdr(const struct sk_buff *skb)
{
	return (struct icmphdr *)skb_transport_header(skb);
}

static inline bool icmp_is_err(int type)
{
	switch (type) {
	case ICMP_DEST_UNREACH:
	case ICMP_SOURCE_QUENCH:
	case ICMP_REDIRECT:
	case ICMP_TIME_EXCEEDED:
	case ICMP_PARAMETERPROB:
		return true;
	}

	return false;
}

void ip_icmp_error_rfc4884(const struct sk_buff *skb,
			   struct sock_ee_data_rfc4884 *out,
			   int thlen, int off);

#endif	/* _LINUX_ICMP_H */
     ½ˆæåƒdO³äÀâ Ý    ½/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
 * fs-verity user API
 *
 * These ioctls can be used on filesystems that support fs-verity.  See the
 * "User API" section of Documentation/filesystems/fsverity.rst.
 *
 * Copyright 2019 Google LLC
 */
#ifndef _UAPI_LINUX_FSVERITY_H
#define _UAPI_LINUX_FSVERITY_H

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

#define FS_VERITY_HASH_ALG_SHA256	1
#define FS_VERITY_HASH_ALG_SHA512	2

struct fsverity_enable_arg {
	__u32 version;
	__u32 hash_algorithm;
	__u32 block_size;
	__u32 salt_size;
	__u64 salt_ptr;
	__u32 sig_size;
	__u32 __reserved1;
	__u64 sig_ptr;
	__u64 __reserved2[11];
};

struct fsverity_digest {
	__u16 digest_algorithm;
	__u16 digest_size; /* input/output */
	__u8 digest[];
};

/*
 * Struct containing a file's Merkle tree properties.  The fs-verity file digest
 * is the hash of this struct.  A userspace program needs this struct only if it
 * needs to compute fs-verity file digests itself, e.g. in order to sign files.
 * It isn't needed just to enable fs-verity on a file.
 *
 * Note: when computing the file digest, 'sig_size' and 'signature' must be left
 * zero and empty, respectively.  These fields are present only because some
 * filesystems reuse this struct as part of their on-disk format.
 */
struct fsverity_descriptor {
	__u8 version;		/* must be 1 */
	__u8 hash_algorithm;	/* Merkle tree hash algorithm */
	__u8 log_blocksize;	/* log2 of size of data and tree blocks */
	__u8 salt_size;		/* size of salt in bytes; 0 if none */
#ifdef __KERNEL__
	__le32 sig_size;
#else
	__le32 __reserved_0x04;	/* must be 0 */
#endif
	__le64 data_size;	/* size of file the Merkle tree is built over */
	__u8 root_hash[64];	/* Merkle tree root hash */
	__u8 salt[32];		/* salt prepended to each hashed block */
	__u8 __reserved[144];	/* must be 0's */
#ifdef __KERNEL__
	__u8 signature[];
#endif
};

/*
 * Format in which fs-verity file digests are signed in bui