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  *   ˆl–Ü4ý( ©³( 	Å€fàB¦-ÿÄƒ@_†I|¥+ÃÂ 	b    // SPDX-License-Identifier: GPL-2.0-or-later
#ifndef _LINUX_REF_TRACKER_H
#define _LINUX_REF_TRACKER_H
#include <linux/refcount.h>
#include <linux/types.h>
#include <linux/spinlock.h>
#include <linux/stackdepot.h>

struct ref_tracker;

struct ref_tracker_dir {
#ifdef CONFIG_REF_TRACKER
	spinlock_t		lock;
	unsigned int		quarantine_avail;
	refcount_t		untracked;
	refcount_t		no_tracker;
	bool			dead;
	struct list_head	list; /* List of active trackers */
	struct list_head	quarantine; /* List of dead trackers */
	char			name[32];
#endif
};

#ifdef CONFIG_REF_TRACKER

static inline void ref_tracker_dir_init(struct ref_tracker_dir *dir,
					unsigned int quarantine_count,
					const char *name)
{
	INIT_LIST_HEAD(&dir->list);
	INIT_LIST_HEAD(&dir->quarantine);
	spin_lock_init(&dir->lock);
	dir->quarantine_avail = quarantine_count;
	dir->dead = false;
	refcount_set(&dir->untracked, 1);
	refcount_set(&dir->no_tracker, 1);
	strscpy(dir->name, name, sizeof(dir->name));
	stack_depot_init();
}

void ref_tracker_dir_exit(struct ref_tracker_dir *dir);

void ref_tracker_dir_print_locked(struct ref_tracker_dir *dir,
				  unsigned int display_limit);

void ref_tracker_dir_print(struct ref_tracker_dir *dir,
			   unsigned int display_limit);

int ref_tracker_dir_snprint(struct ref_tracker_dir *dir, char *buf, size_t size);

int ref_tracker_alloc(struct ref_tracker_dir *dir,
		      struct ref_tracker **trackerp, gfp_t gfp);

int ref_tracker_free(struct ref_tracker_dir *dir,
		     struct ref_tracker **trackerp);

#else /* CONFIG_REF_TRACKER */

static inline void ref_tracker_dir_init(struct ref_tracker_dir *dir,
					unsigned int quarantine_count,
					const char *name)
{
}

static inline void ref_tracker_dir_exit(struct ref_tracker_dir *dir)
{
}

static inline void ref_tracker_dir_print_locked(struct ref_tracker_dir *dir,
						unsigned int display_limit)
{
}

static inline void ref_tracker_dir_print(struct ref_tracker_dir *dir,
					 unsigned int display_limit)
{
}

static inline int ref_tracker_dir_snprint(struct ref_tracker_dir *dir,
					  char *buf, size_t size)
{
	return 0;
}

static inline int ref_tracker_alloc(struct ref_tracker_dir *dir,
				    struct ref_tracker **trackerp,
				    gfp_t gfp)
{
	return 0;
}

static inline int ref_tracker_free(struct ref_tracker_dir *dir,
				   struct ref_tracker **trackerp)
{
	return 0;
}

#endif

#endif /* _LINUX_REF_TRACKER_H */
  $   	ˆ¿Å„Á}Ÿ¾a–Ým_J*j"TânãnÜdJbÑ¿Ã ?÷     	/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Scatterlist Cryptographic API.
 *
 * Copyright (c) 2002 James Morris <jmorris@intercode.com.au>
 * Copyright (c) 2002 David S. Miller (davem@redhat.com)
 * Copyright (c) 2005 Herbert Xu <herbert@gondor.apana.org.au>
 *
 * Portions derived from Cryptoapi, by Alexander Kjeldaas <astor@fast.no>
 * and Nettle, by Niels MÃ¶ller.
 */
#ifndef _LINUX_CRYPTO_H
#define _LINUX_CRYPTO_H

#include <linux/atomic.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/bug.h>
#include <linux/refcount.h>
#include <linux/slab.h>
#include <linux/completion.h>

/*
 * Autoloaded crypto modules should only use a prefixed name to avoid allowing
 * arbitrary modules to be loaded. Loading from userspace may still need the
 * unprefixed names, so retains those aliases as well.
 * This uses __MODULE_INFO directly instead of MODULE_ALIAS because pre-4.3
 * gcc (e.g. avr32 toolchain) uses __LINE__ for uniqueness, and this macro
 * expands twice on the same line. Instead, use a separate base name for the
 * alias.
 */
#define MODULE_ALIAS_CRYPTO(name)	\
		__MODULE_INFO(alias, alias_userspace, name);	\
		__MODULE_INFO(alias, alias_crypto, "crypto-" name)

/*
 * Algorithm masks and types.
 */
#define CRYPTO_ALG_TYPE_MASK		0x0000000f
#define CRYPTO_ALG_TYPE_CIPHER		0x00000001
#define CRYPTO_ALG_TYPE_COMPRESS	0x00000002
#define CRYPTO_ALG_TYPE_AEAD		0x00000003
#define CRYPTO_ALG_TYPE_SKCIPHER	0x00000005
#define CRYPTO_ALG_TYPE_KPP		0x00000008
#define CRYPTO_ALG_TYPE_ACOMPRESS	0x0000000a
#defin