1 /*
2 * proc-llist.h
3 * Copyright (c) 2009 Red Hat Inc., Durham, North Carolina.
4 * All Rights Reserved.
5 *
6 * This software may be freely redistributed and/or modified under the
7 * terms of the GNU General Public License as published by the Free
8 * Software Foundation; either version 2, or (at your option) any
9 * later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; see the file COPYING. If not, write to the
18 * Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 *
20 * Authors:
21 *   Steve Grubb <sgrubb@redhat.com>
22 */
23 
24 #ifndef PROC_HEADER
25 #define PROC_HEADER
26 
27 #include "config.h"
28 
29 
30 /* This is the node of the linked list. Any data elements that are per
31  *  record goes here. */
32 typedef struct _lnode{
33   pid_t ppid;           // parent process ID
34   pid_t pid;            // process ID
35   uid_t uid;            // user ID
36   char *cmd;		// command run by user
37   unsigned long inode;	// inode of socket
38   char *capabilities;	// Text of partial capabilities
39   char *bounds;		// Text for bounding set
40   struct _lnode* next;	// Next node pointer
41 } lnode;
42 
43 /* This is the linked list head. Only data elements that are 1 per
44  * event goes here. */
45 typedef struct {
46   lnode *head;		// List head
47   lnode *cur;		// Pointer to current node
48   unsigned int cnt;	// How many items in this list
49 } llist;
50 
51 void list_create(llist *l);
list_get_cur(llist * l)52 static inline lnode *list_get_cur(llist *l) { return l->cur; }
53 void list_append(llist *l, lnode *node);
54 void list_clear(llist* l);
55 
56 /* Given a message type, find the matching node */
57 lnode *list_find_inode(llist *l, unsigned long i);
58 
59 #endif
60 
61