libssh  0.8.3
The SSH library
misc.h
1 /*
2  * This file is part of the SSH Library
3  *
4  * Copyright (c) 2009 by Aris Adamantiadis
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * This library 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 GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #ifndef MISC_H_
22 #define MISC_H_
23 
24 /* in misc.c */
25 /* gets the user home dir. */
26 char *ssh_get_user_home_dir(void);
27 char *ssh_get_local_username(void);
28 int ssh_file_readaccess_ok(const char *file);
29 
30 char *ssh_path_expand_tilde(const char *d);
31 char *ssh_path_expand_escape(ssh_session session, const char *s);
32 int ssh_analyze_banner(ssh_session session, int server);
33 int ssh_is_ipaddr_v4(const char *str);
34 int ssh_is_ipaddr(const char *str);
35 
36 /* list processing */
37 
38 struct ssh_list {
39  struct ssh_iterator *root;
40  struct ssh_iterator *end;
41 };
42 
43 struct ssh_iterator {
44  struct ssh_iterator *next;
45  const void *data;
46 };
47 
48 struct ssh_timestamp {
49  long seconds;
50  long useconds;
51 };
52 
53 struct ssh_list *ssh_list_new(void);
54 void ssh_list_free(struct ssh_list *list);
55 struct ssh_iterator *ssh_list_get_iterator(const struct ssh_list *list);
56 struct ssh_iterator *ssh_list_find(const struct ssh_list *list, void *value);
57 size_t ssh_list_count(const struct ssh_list *list);
58 int ssh_list_append(struct ssh_list *list, const void *data);
59 int ssh_list_prepend(struct ssh_list *list, const void *data);
60 void ssh_list_remove(struct ssh_list *list, struct ssh_iterator *iterator);
61 char *ssh_lowercase(const char* str);
62 char *ssh_hostport(const char *host, int port);
63 
64 const void *_ssh_list_pop_head(struct ssh_list *list);
65 
66 #define ssh_iterator_value(type, iterator)\
67  ((type)((iterator)->data))
68 
74 #define ssh_list_pop_head(type, ssh_list)\
75  ((type)_ssh_list_pop_head(ssh_list))
76 
77 int ssh_make_milliseconds(long sec, long usec);
78 void ssh_timestamp_init(struct ssh_timestamp *ts);
79 int ssh_timeout_elapsed(struct ssh_timestamp *ts, int timeout);
80 int ssh_timeout_update(struct ssh_timestamp *ts, int timeout);
81 
82 int ssh_match_group(const char *group, const char *object);
83 
84 #endif /* MISC_H_ */
Definition: misc.h:43
Definition: session.h:102
size_t ssh_list_count(const struct ssh_list *list)
Get the number of elements in the list.
Definition: misc.c:406
Definition: misc.h:38
int ssh_timeout_update(struct ssh_timestamp *ts, int timeout)
updates a timeout value so it reflects the remaining time
Definition: misc.c:1030
char * ssh_path_expand_tilde(const char *d)
Expand a directory starting with a tilde '~'.
Definition: misc.c:650
Definition: misc.h:48