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1d7b9b20 | 1 | #ifndef _HAVE_LOGINREC_H_ |
2 | #define _HAVE_LOGINREC_H_ | |
3 | ||
4 | /* | |
5 | * Copyright (c) 2000 Andre Lucas. All rights reserved. | |
6 | * | |
7 | * Redistribution and use in source and binary forms, with or without | |
8 | * modification, are permitted provided that the following conditions | |
9 | * are met: | |
10 | * 1. Redistributions of source code must retain the above copyright | |
11 | * notice, this list of conditions and the following disclaimer. | |
12 | * 2. Redistributions in binary form must reproduce the above copyright | |
13 | * notice, this list of conditions and the following disclaimer in the | |
14 | * documentation and/or other materials provided with the distribution. | |
15 | * 3. All advertising materials mentioning features or use of this software | |
16 | * must display the following acknowledgement: | |
17 | * This product includes software developed by Markus Friedl. | |
18 | * 4. The name of the author may not be used to endorse or promote products | |
19 | * derived from this software without specific prior written permission. | |
20 | * | |
21 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | |
22 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | |
23 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | |
24 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | |
25 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
26 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
27 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
28 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
29 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | |
30 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
31 | */ | |
32 | ||
33 | /** | |
34 | ** loginrec.h: platform-independent login recording and lastlog retrieval | |
35 | **/ | |
36 | ||
37 | #include "includes.h" | |
38 | ||
39 | #include <sys/types.h> | |
40 | #include <netinet/in.h> | |
41 | #include <sys/socket.h> | |
42 | ||
43 | /* RCSID("$Id$"); */ | |
44 | ||
45 | /** | |
46 | ** you should use the login_* calls to work around platform dependencies | |
47 | **/ | |
48 | ||
49 | /* check if we have IP6 on this system */ | |
50 | #if defined(AF_INET6) || defined(INET6_ADDRSTRLEN) | |
51 | # define LOGIN_HAVE_IP6 | |
52 | #endif | |
53 | ||
54 | /* | |
55 | * login_netinfo structure | |
56 | */ | |
57 | ||
58 | struct login_netinfo { | |
59 | struct sockaddr_in sa_in4; | |
60 | #ifdef LOGIN_HAVE_IP6 | |
61 | struct sockaddr_in6 sa_in6; | |
62 | #endif | |
63 | ||
64 | }; /* struct login_netinfo */ | |
65 | ||
66 | ||
67 | /* | |
68 | * * logininfo structure * | |
69 | */ | |
70 | ||
71 | /* types - different to utmp.h 'type' macros */ | |
72 | /* (though set to the same value as linux, openbsd and others...) */ | |
73 | #define LTYPE_LOGIN 7 | |
74 | #define LTYPE_LOGOUT 8 | |
75 | ||
76 | /* string lengths - set very long */ | |
77 | #define LINFO_PROGSIZE 64 | |
78 | #define LINFO_LINESIZE 64 | |
79 | #define LINFO_NAMESIZE 64 | |
80 | #define LINFO_HOSTSIZE 256 | |
81 | ||
82 | struct logininfo { | |
83 | ||
84 | char progname[LINFO_PROGSIZE]; /* name of program (for PAM) */ | |
85 | int progname_null; | |
86 | ||
87 | short int type; /* type of login (LTYPE_*) */ | |
88 | ||
89 | int pid; /* PID of login process */ | |
90 | int uid; /* UID of this user */ | |
91 | char line[LINFO_LINESIZE]; /* tty/pty name */ | |
92 | char username[LINFO_NAMESIZE]; /* login username */ | |
93 | char hostname[LINFO_HOSTSIZE]; /* remote hostname */ | |
94 | ||
95 | /* 'exit_status' structure components */ | |
96 | int exit; /* process exit status */ | |
97 | int termination; /* process termination status */ | |
98 | ||
99 | /* struct timeval (sys/time.h) isn't always available, if it isn't we'll | |
100 | * use time_t's value as tv_sec and set tv_usec to 0 | |
101 | */ | |
102 | unsigned int tv_sec; | |
103 | unsigned int tv_usec; | |
104 | ||
105 | struct login_netinfo hostaddr; /* caller's host address(es) */ | |
106 | ||
107 | }; /* struct logininfo */ | |
108 | ||
109 | ||
110 | /* | |
111 | * login recording functions | |
112 | */ | |
113 | /* construct a new login entry */ | |
114 | struct logininfo *login_alloc_entry(int pid, | |
115 | const char *username, | |
116 | const char *hostname, const char *line); | |
117 | void login_free_entry(struct logininfo *li); | |
118 | int login_init_entry(struct logininfo *li, | |
119 | int pid, const char *username, | |
120 | const char *hostname, const char *line); | |
121 | void login_set_progname(struct logininfo *li, | |
122 | const char *progname); | |
123 | /* set the type field (skip if using ...login or ...logout) */ | |
124 | void login_set_type(struct logininfo *li, int type); | |
125 | void login_set_pid(struct logininfo *li, int pid); | |
126 | void login_set_uid(struct logininfo *li, int uid); | |
127 | void login_set_line(struct logininfo *li, const char *line); | |
128 | void login_set_username(struct logininfo *li, const char *username); | |
129 | void login_set_hostname(struct logininfo *li, const char *hostname); | |
130 | /* set the exit status (used by [uw]tmpx) */ | |
131 | void login_set_exitstatus(struct logininfo *li, int exit, int termination); | |
132 | void login_set_time(struct logininfo *li, unsigned int tv_sec, | |
133 | unsigned int tv_usec); | |
134 | void login_set_current_time(struct logininfo *li); | |
135 | /* set the network address based on network address type */ | |
136 | void login_set_ip4(struct logininfo *li, | |
137 | const struct sockaddr_in *sa_in4); | |
138 | # ifdef LOGIN_HAVE_IP6 | |
139 | void login_set_ip6(struct logininfo *li, | |
140 | const struct sockaddr_in6 *sa_in6); | |
141 | # endif /* LOGIN_HAVE_IP6 */ | |
142 | /* record the entry */ | |
143 | int login_write (struct logininfo *li); | |
144 | int login_login (struct logininfo *li); | |
145 | int login_logout(struct logininfo *li); | |
146 | int login_log_entry(struct logininfo *li); | |
147 | ||
148 | /* | |
149 | * login record retrieval functions | |
150 | */ | |
151 | /* lastlog *entry* functions fill out a logininfo */ | |
152 | struct logininfo *login_getlastentry_name(struct logininfo *li, | |
153 | const char *username); | |
154 | struct logininfo *login_getlastentry_uid(struct logininfo *li, | |
155 | const int pid); | |
156 | /* lastlog *time* functions return time_t equivalent (uint) */ | |
157 | unsigned int login_getlasttime_name(const char *username); | |
158 | unsigned int login_getlasttime_uid(const int pid); | |
159 | ||
160 | /* produce various forms of the line filename */ | |
161 | char *line_fullname(char *dst, const char *src, int dstsize); | |
162 | char *line_stripname(char *dst, const char *src, int dstsize); | |
163 | char *line_abbrevname(char *dst, const char *src, int dstsize); | |
164 | ||
165 | ||
166 | #endif /* _HAVE_LOGINREC_H_ */ | |
167 |