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| author | Steve Langasek <steve.langasek@ubuntu.com> | 2019-01-03 12:47:05 -0800 |
|---|---|---|
| committer | Steve Langasek <steve.langasek@ubuntu.com> | 2019-01-03 12:47:05 -0800 |
| commit | 4c51da22e068907adb7857d50f5109a467c94d7c (patch) | |
| tree | becf5fbae5dfcbe8896355f59042dc8eaefa7f37 /Linux-PAM/modules/pam_lastlog/pam_lastlog.c | |
| parent | efd31890b5ed496a5a00c08a262da240e66a4ddc (diff) | |
| parent | ab9e8ba11f464fc083fc65a0bc695d60ebc86f3e (diff) | |
| download | pam-4c51da22e068907adb7857d50f5109a467c94d7c.tar.gz pam-4c51da22e068907adb7857d50f5109a467c94d7c.tar.bz2 pam-4c51da22e068907adb7857d50f5109a467c94d7c.zip | |
New upstream version 0.79
Diffstat (limited to 'Linux-PAM/modules/pam_lastlog/pam_lastlog.c')
| -rw-r--r-- | Linux-PAM/modules/pam_lastlog/pam_lastlog.c | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/Linux-PAM/modules/pam_lastlog/pam_lastlog.c b/Linux-PAM/modules/pam_lastlog/pam_lastlog.c index 89cea3d6..c9c5e24e 100644 --- a/Linux-PAM/modules/pam_lastlog/pam_lastlog.c +++ b/Linux-PAM/modules/pam_lastlog/pam_lastlog.c @@ -1,7 +1,7 @@ /* pam_lastlog module */ /* - * $Id: pam_lastlog.c,v 1.1.1.2 2002/09/15 20:08:49 hartmans Exp $ + * $Id: pam_lastlog.c,v 1.8 2004/09/24 13:13:20 kukuk Exp $ * * Written by Andrew Morgan <morgan@linux.kernel.org> 1996/3/11 * @@ -79,6 +79,7 @@ struct lastlog { #include <security/pam_modules.h> #include <security/_pam_macros.h> +#include <security/_pam_modutil.h> /* some syslogging */ @@ -149,7 +150,7 @@ static int converse(pam_handle_t *pamh, int ctrl, int nargs D(("begin to converse")); retval = pam_get_item( pamh, PAM_CONV, (const void **) &conv ) ; - if ( retval == PAM_SUCCESS ) { + if ( retval == PAM_SUCCESS && conv) { retval = conv->conv(nargs, ( const struct pam_message ** ) message , response, conv->appdata_ptr); @@ -164,6 +165,8 @@ static int converse(pam_handle_t *pamh, int ctrl, int nargs } else { _log_err(LOG_ERR, "couldn't obtain coversation function [%s]" , pam_strerror(pamh, retval)); + if (retval == PAM_SUCCESS) + retval = PAM_BAD_ITEM; /* conv was NULL */ } D(("ready to return from module conversation")); @@ -235,8 +238,8 @@ static int last_login_date(pam_handle_t *pamh, int announce, uid_t uid) sleep(LASTLOG_IGNORE_LOCK_TIME); } - win = ( read(last_fd, &last_login, sizeof(last_login)) - == sizeof(last_login) ); + win = (_pammodutil_read (last_fd, (char *) &last_login, + sizeof(last_login)) == sizeof(last_login)); last_lock.l_type = F_UNLCK; (void) fcntl(last_fd, F_SETLK, &last_lock); /* unlock */ @@ -254,10 +257,12 @@ static int last_login_date(pam_handle_t *pamh, int announce, uid_t uid) if (!(announce & LASTLOG_QUIET)) { if (last_login.ll_time) { + time_t ll_time; char *the_time; char *remark; - the_time = ctime(&last_login.ll_time); + ll_time = last_login.ll_time; + the_time = ctime(&ll_time); the_time[-1+strlen(the_time)] = '\0'; /* delete '\n' */ remark = malloc(LASTLOG_MAXSIZE); @@ -319,13 +324,15 @@ static int last_login_date(pam_handle_t *pamh, int announce, uid_t uid) /* write latest value */ { + time_t ll_time; const char *remote_host=NULL , *terminal_line=DEFAULT_TERM; /* set this login date */ D(("set the most recent login time")); - (void) time(&last_login.ll_time); /* set the time */ + (void) time(&ll_time); /* set the time */ + last_login.ll_time = ll_time; /* set the remote host */ (void) pam_get_item(pamh, PAM_RHOST, (const void **)&remote_host); @@ -372,7 +379,8 @@ static int last_login_date(pam_handle_t *pamh, int announce, uid_t uid) } D(("writing to the last_log file")); - (void) write(last_fd, &last_login, sizeof(last_login)); + _pammodutil_write (last_fd, (char *) &last_login, + sizeof (last_login)); last_lock.l_type = F_UNLCK; (void) fcntl(last_fd, F_SETLK, &last_lock); /* unlock */ @@ -417,7 +425,7 @@ int pam_sm_open_session(pam_handle_t *pamh, int flags, int argc /* what uid? */ - pwd = getpwnam(user); + pwd = _pammodutil_getpwnam (pamh, user); if (pwd == NULL) { D(("couldn't identify user %s", user)); return PAM_CRED_INSUFFICIENT; |