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- /* Author: Wietse Venema <wietse@wzv.win.tue.nl> */
-
- #include <sys/types.h>
- #include <sys/time.h>
- #include <utmpx.h>
- #include <string.h>
-
- /* utmpx_login - update utmp and wtmp after login */
-
- utmpx_login(line, user, host)
- char *line;
- char *user;
- char *host;
- {
- struct utmpx *ut;
- pid_t mypid = getpid();
- int ret = (-1);
-
- /*
- * SYSV4 ttymon and login use tty port names with the "/dev/" prefix
- * stripped off. Rlogind and telnetd, on the other hand, make utmpx
- * entries with device names like /dev/pts/nnn. We therefore cannot use
- * getutxline(). Return nonzero if no utmp entry was found with our own
- * process ID for a login or user process.
- */
-
- while ((ut = getutxent())) {
- if (ut->ut_pid == mypid
- && (ut->ut_type == LOGIN_PROCESS || ut->ut_type == USER_PROCESS)) {
- strncpy(ut->ut_line, line, sizeof(ut->ut_line));
- strncpy(ut->ut_user, user, sizeof(ut->ut_user));
- strncpy(ut->ut_host, host, sizeof(ut->ut_host));
- ut->ut_syslen = strlen(host) + 1;
- if (ut->ut_syslen > sizeof(ut->ut_host))
- ut->ut_syslen = sizeof(ut->ut_host);
- ut->ut_type = USER_PROCESS;
- gettimeofday(&(ut->ut_tv));
- pututxline(ut);
- updwtmpx(WTMPX_FILE, ut);
- ret = 0;
- break;
- }
- }
- endutxent();
- return (ret);
- }
-