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authorandre <andre>2000-06-03 14:57:40 +0000
committerandre <andre>2000-06-03 14:57:40 +0000
commit2ff7b5d02817eb74a3ac2bf02eadef127b09d77c (patch)
tree13273092785271978f00ba33f3b14519d5ca1409 /loginrec.h
parente340f73b53aa3451f88fd9d41b652b659b0398f8 (diff)
Added new login recording code
Added test program for login code (make logintest)
Diffstat (limited to 'loginrec.h')
-rw-r--r--loginrec.h167
1 files changed, 167 insertions, 0 deletions
diff --git a/loginrec.h b/loginrec.h
new file mode 100644
index 00000000..0f268ce6
--- /dev/null
+++ b/loginrec.h
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+#ifndef _HAVE_LOGINREC_H_
+#define _HAVE_LOGINREC_H_
+
+/*
+ * Copyright (c) 2000 Andre Lucas. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by Markus Friedl.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/**
+ ** loginrec.h: platform-independent login recording and lastlog retrieval
+ **/
+
+#include "includes.h"
+
+#include <sys/types.h>
+#include <netinet/in.h>
+#include <sys/socket.h>
+
+/* RCSID("$Id: loginrec.h,v 1.1 2000/06/03 14:57:40 andre Exp $"); */
+
+/**
+ ** you should use the login_* calls to work around platform dependencies
+ **/
+
+/* check if we have IP6 on this system */
+#if defined(AF_INET6) || defined(INET6_ADDRSTRLEN)
+# define LOGIN_HAVE_IP6
+#endif
+
+/*
+ * login_netinfo structure
+ */
+
+struct login_netinfo {
+ struct sockaddr_in sa_in4;
+#ifdef LOGIN_HAVE_IP6
+ struct sockaddr_in6 sa_in6;
+#endif
+
+}; /* struct login_netinfo */
+
+
+/*
+ * * logininfo structure *
+ */
+
+/* types - different to utmp.h 'type' macros */
+/* (though set to the same value as linux, openbsd and others...) */
+#define LTYPE_LOGIN 7
+#define LTYPE_LOGOUT 8
+
+/* string lengths - set very long */
+#define LINFO_PROGSIZE 64
+#define LINFO_LINESIZE 64
+#define LINFO_NAMESIZE 64
+#define LINFO_HOSTSIZE 256
+
+struct logininfo {
+
+ char progname[LINFO_PROGSIZE]; /* name of program (for PAM) */
+ int progname_null;
+
+ short int type; /* type of login (LTYPE_*) */
+
+ int pid; /* PID of login process */
+ int uid; /* UID of this user */
+ char line[LINFO_LINESIZE]; /* tty/pty name */
+ char username[LINFO_NAMESIZE]; /* login username */
+ char hostname[LINFO_HOSTSIZE]; /* remote hostname */
+
+ /* 'exit_status' structure components */
+ int exit; /* process exit status */
+ int termination; /* process termination status */
+
+ /* struct timeval (sys/time.h) isn't always available, if it isn't we'll
+ * use time_t's value as tv_sec and set tv_usec to 0
+ */
+ unsigned int tv_sec;
+ unsigned int tv_usec;
+
+ struct login_netinfo hostaddr; /* caller's host address(es) */
+
+}; /* struct logininfo */
+
+
+/*
+ * login recording functions
+ */
+/* construct a new login entry */
+struct logininfo *login_alloc_entry(int pid,
+ const char *username,
+ const char *hostname, const char *line);
+void login_free_entry(struct logininfo *li);
+int login_init_entry(struct logininfo *li,
+ int pid, const char *username,
+ const char *hostname, const char *line);
+void login_set_progname(struct logininfo *li,
+ const char *progname);
+/* set the type field (skip if using ...login or ...logout) */
+void login_set_type(struct logininfo *li, int type);
+void login_set_pid(struct logininfo *li, int pid);
+void login_set_uid(struct logininfo *li, int uid);
+void login_set_line(struct logininfo *li, const char *line);
+void login_set_username(struct logininfo *li, const char *username);
+void login_set_hostname(struct logininfo *li, const char *hostname);
+/* set the exit status (used by [uw]tmpx) */
+void login_set_exitstatus(struct logininfo *li, int exit, int termination);
+void login_set_time(struct logininfo *li, unsigned int tv_sec,
+ unsigned int tv_usec);
+void login_set_current_time(struct logininfo *li);
+/* set the network address based on network address type */
+void login_set_ip4(struct logininfo *li,
+ const struct sockaddr_in *sa_in4);
+# ifdef LOGIN_HAVE_IP6
+void login_set_ip6(struct logininfo *li,
+ const struct sockaddr_in6 *sa_in6);
+# endif /* LOGIN_HAVE_IP6 */
+/* record the entry */
+int login_write (struct logininfo *li);
+int login_login (struct logininfo *li);
+int login_logout(struct logininfo *li);
+int login_log_entry(struct logininfo *li);
+
+/*
+ * login record retrieval functions
+ */
+/* lastlog *entry* functions fill out a logininfo */
+struct logininfo *login_getlastentry_name(struct logininfo *li,
+ const char *username);
+struct logininfo *login_getlastentry_uid(struct logininfo *li,
+ const int pid);
+/* lastlog *time* functions return time_t equivalent (uint) */
+unsigned int login_getlasttime_name(const char *username);
+unsigned int login_getlasttime_uid(const int pid);
+
+/* produce various forms of the line filename */
+char *line_fullname(char *dst, const char *src, int dstsize);
+char *line_stripname(char *dst, const char *src, int dstsize);
+char *line_abbrevname(char *dst, const char *src, int dstsize);
+
+
+#endif /* _HAVE_LOGINREC_H_ */
+