messaging.c (dddfa461fc8951f9b5f951c13565b6cac678635a) messaging.c (dd2a3b7ad98f8482cae481cad89dfed5eee48365)
1/**
2 * eCryptfs: Linux filesystem encryption layer
3 *
4 * Copyright (C) 2004-2006 International Business Machines Corp.
5 * Author(s): Michael A. Halcrow <mhalcrow@us.ibm.com>
6 * Tyler Hicks <tyhicks@ou.edu>
7 *
8 * This program is free software; you can redistribute it and/or

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17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
20 * 02111-1307, USA.
21 */
22
23#include "ecryptfs_kernel.h"
24
1/**
2 * eCryptfs: Linux filesystem encryption layer
3 *
4 * Copyright (C) 2004-2006 International Business Machines Corp.
5 * Author(s): Michael A. Halcrow <mhalcrow@us.ibm.com>
6 * Tyler Hicks <tyhicks@ou.edu>
7 *
8 * This program is free software; you can redistribute it and/or

--- 8 unchanged lines hidden (view full) ---

17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
20 * 02111-1307, USA.
21 */
22
23#include "ecryptfs_kernel.h"
24
25LIST_HEAD(ecryptfs_msg_ctx_free_list);
26LIST_HEAD(ecryptfs_msg_ctx_alloc_list);
27struct mutex ecryptfs_msg_ctx_lists_mux;
25static LIST_HEAD(ecryptfs_msg_ctx_free_list);
26static LIST_HEAD(ecryptfs_msg_ctx_alloc_list);
27static struct mutex ecryptfs_msg_ctx_lists_mux;
28
28
29struct hlist_head *ecryptfs_daemon_id_hash;
30struct mutex ecryptfs_daemon_id_hash_mux;
31int ecryptfs_hash_buckets;
29static struct hlist_head *ecryptfs_daemon_id_hash;
30static struct mutex ecryptfs_daemon_id_hash_mux;
31static int ecryptfs_hash_buckets;
32#define ecryptfs_uid_hash(uid) \
33 hash_long((unsigned long)uid, ecryptfs_hash_buckets)
32
34
33unsigned int ecryptfs_msg_counter;
34struct ecryptfs_msg_ctx *ecryptfs_msg_ctx_arr;
35static unsigned int ecryptfs_msg_counter;
36static struct ecryptfs_msg_ctx *ecryptfs_msg_ctx_arr;
35
36/**
37 * ecryptfs_acquire_free_msg_ctx
38 * @msg_ctx: The context that was acquired from the free list
39 *
40 * Acquires a context element from the free list and locks the mutex
41 * on the context. Returns zero on success; non-zero on error or upon
42 * failure to acquire a free context element. Be sure to lock the

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38/**
39 * ecryptfs_acquire_free_msg_ctx
40 * @msg_ctx: The context that was acquired from the free list
41 *
42 * Acquires a context element from the free list and locks the mutex
43 * on the context. Returns zero on success; non-zero on error or upon
44 * failure to acquire a free context element. Be sure to lock the

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