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Release 4.11 net/netlabel/netlabel_addrlist.h

Directory: net/netlabel
/*
 * NetLabel Network Address Lists
 *
 * This file contains network address list functions used to manage ordered
 * lists of network addresses for use by the NetLabel subsystem.  The NetLabel
 * system manages static and dynamic label mappings for network protocols such
 * as CIPSO and RIPSO.
 *
 * Author: Paul Moore <paul@paul-moore.com>
 *
 */

/*
 * (c) Copyright Hewlett-Packard Development Company, L.P., 2008
 *
 * This program is free software;  you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY;  without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
 * the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program;  if not, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef _NETLABEL_ADDRLIST_H

#define _NETLABEL_ADDRLIST_H

#include <linux/types.h>
#include <linux/rcupdate.h>
#include <linux/list.h>
#include <linux/in6.h>
#include <linux/audit.h>

/**
 * struct netlbl_af4list - NetLabel IPv4 address list
 * @addr: IPv4 address
 * @mask: IPv4 address mask
 * @valid: valid flag
 * @list: list structure, used internally
 */

struct netlbl_af4list {
	
__be32 addr;
	
__be32 mask;

	
u32 valid;
	
struct list_head list;
};

/**
 * struct netlbl_af6list - NetLabel IPv6 address list
 * @addr: IPv6 address
 * @mask: IPv6 address mask
 * @valid: valid flag
 * @list: list structure, used internally
 */

struct netlbl_af6list {
	
struct in6_addr addr;
	
struct in6_addr mask;

	
u32 valid;
	
struct list_head list;
};


#define __af4list_entry(ptr) container_of(ptr, struct netlbl_af4list, list)


static inline struct netlbl_af4list *__af4list_valid(struct list_head *s, struct list_head *h) { struct list_head *i = s; struct netlbl_af4list *n = __af4list_entry(s); while (i != h && !n->valid) { i = i->next; n = __af4list_entry(i); } return n; }

Contributors

PersonTokensPropCommitsCommitProp
Paul Moore65100.00%1100.00%
Total65100.00%1100.00%


static inline struct netlbl_af4list *__af4list_valid_rcu(struct list_head *s, struct list_head *h) { struct list_head *i = s; struct netlbl_af4list *n = __af4list_entry(s); while (i != h && !n->valid) { i = rcu_dereference(i->next); n = __af4list_entry(i); } return n; }

Contributors

PersonTokensPropCommitsCommitProp
Paul Moore68100.00%1100.00%
Total68100.00%1100.00%

#define netlbl_af4list_foreach(iter, head) \ for (iter = __af4list_valid((head)->next, head); \ &iter->list != (head); \ iter = __af4list_valid(iter->list.next, head)) #define netlbl_af4list_foreach_rcu(iter, head) \ for (iter = __af4list_valid_rcu((head)->next, head); \ &iter->list != (head); \ iter = __af4list_valid_rcu(iter->list.next, head)) #define netlbl_af4list_foreach_safe(iter, tmp, head) \ for (iter = __af4list_valid((head)->next, head), \ tmp = __af4list_valid(iter->list.next, head); \ &iter->list != (head); \ iter = tmp, tmp = __af4list_valid(iter->list.next, head)) int netlbl_af4list_add(struct netlbl_af4list *entry, struct list_head *head); struct netlbl_af4list *netlbl_af4list_remove(__be32 addr, __be32 mask, struct list_head *head); void netlbl_af4list_remove_entry(struct netlbl_af4list *entry); struct netlbl_af4list *netlbl_af4list_search(__be32 addr, struct list_head *head); struct netlbl_af4list *netlbl_af4list_search_exact(__be32 addr, __be32 mask, struct list_head *head); #ifdef CONFIG_AUDIT void netlbl_af4list_audit_addr(struct audit_buffer *audit_buf, int src, const char *dev, __be32 addr, __be32 mask); #else
static inline void netlbl_af4list_audit_addr(struct audit_buffer *audit_buf, int src, const char *dev, __be32 addr, __be32 mask) { }

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Manish Katiyar2496.00%150.00%
Joe Perches14.00%150.00%
Total25100.00%2100.00%

#endif #if IS_ENABLED(CONFIG_IPV6) #define __af6list_entry(ptr) container_of(ptr, struct netlbl_af6list, list)
static inline struct netlbl_af6list *__af6list_valid(struct list_head *s, struct list_head *h) { struct list_head *i = s; struct netlbl_af6list *n = __af6list_entry(s); while (i != h && !n->valid) { i = i->next; n = __af6list_entry(i); } return n; }

Contributors

PersonTokensPropCommitsCommitProp
Paul Moore65100.00%1100.00%
Total65100.00%1100.00%


static inline struct netlbl_af6list *__af6list_valid_rcu(struct list_head *s, struct list_head *h) { struct list_head *i = s; struct netlbl_af6list *n = __af6list_entry(s); while (i != h && !n->valid) { i = rcu_dereference(i->next); n = __af6list_entry(i); } return n; }

Contributors

PersonTokensPropCommitsCommitProp
Paul Moore68100.00%1100.00%
Total68100.00%1100.00%

#define netlbl_af6list_foreach(iter, head) \ for (iter = __af6list_valid((head)->next, head); \ &iter->list != (head); \ iter = __af6list_valid(iter->list.next, head)) #define netlbl_af6list_foreach_rcu(iter, head) \ for (iter = __af6list_valid_rcu((head)->next, head); \ &iter->list != (head); \ iter = __af6list_valid_rcu(iter->list.next, head)) #define netlbl_af6list_foreach_safe(iter, tmp, head) \ for (iter = __af6list_valid((head)->next, head), \ tmp = __af6list_valid(iter->list.next, head); \ &iter->list != (head); \ iter = tmp, tmp = __af6list_valid(iter->list.next, head)) int netlbl_af6list_add(struct netlbl_af6list *entry, struct list_head *head); struct netlbl_af6list *netlbl_af6list_remove(const struct in6_addr *addr, const struct in6_addr *mask, struct list_head *head); void netlbl_af6list_remove_entry(struct netlbl_af6list *entry); struct netlbl_af6list *netlbl_af6list_search(const struct in6_addr *addr, struct list_head *head); struct netlbl_af6list *netlbl_af6list_search_exact(const struct in6_addr *addr, const struct in6_addr *mask, struct list_head *head); #ifdef CONFIG_AUDIT void netlbl_af6list_audit_addr(struct audit_buffer *audit_buf, int src, const char *dev, const struct in6_addr *addr, const struct in6_addr *mask); #else
static inline void netlbl_af6list_audit_addr(struct audit_buffer *audit_buf, int src, const char *dev, const struct in6_addr *addr, const struct in6_addr *mask) { }

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PersonTokensPropCommitsCommitProp
Manish Katiyar3096.77%150.00%
Joe Perches13.23%150.00%
Total31100.00%2100.00%

#endif #endif /* IPV6 */ #endif

Overall Contributors

PersonTokensPropCommitsCommitProp
Paul Moore62189.10%337.50%
Manish Katiyar689.76%112.50%
Linus Torvalds40.57%112.50%
Joe Perches20.29%112.50%
Jeff Kirsher10.14%112.50%
Eric Dumazet10.14%112.50%
Total697100.00%8100.00%
Directory: net/netlabel
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