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-rw-r--r--src/lastlog.c49
1 files changed, 28 insertions, 21 deletions
diff --git a/src/lastlog.c b/src/lastlog.c
index f5c0a5c..3914b72 100644
--- a/src/lastlog.c
+++ b/src/lastlog.c
@@ -22,12 +22,18 @@
#ifdef HAVE_LL_HOST
#include <net/if.h>
#endif
+
+#include "atoi/str2i.h"
#include "defines.h"
#include "prototypes.h"
#include "getdef.h"
+#include "memzero.h"
/*@-exitarg@*/
#include "exitcodes.h"
#include "shadowlog.h"
+#include "string/strftime.h"
+
+
/*
* Needed for MkLinux DR1/2/2.1 - J.
@@ -39,7 +45,7 @@
/*
* Global variables
*/
-const char *Prog; /* Program name */
+static const char Prog[] = "lastlog"; /* Program name */
static FILE *lastlogfile; /* lastlog file stream */
static unsigned long umin; /* if uflg and has_umin, only display users with uid >= umin */
static bool has_umin = false;
@@ -50,15 +56,17 @@ static time_t inverse_seconds; /* that number of days in seconds */
static struct stat statbuf; /* fstat buffer for file size */
-static bool uflg = false; /* print only an user of range of users */
+static bool uflg = false; /* print only a user of range of users */
static bool tflg = false; /* print is restricted to most recent days */
static bool bflg = false; /* print excludes most recent days */
static bool Cflg = false; /* clear record for user */
static bool Sflg = false; /* set record for user */
-#define NOW (time ((time_t *) 0))
+#define NOW time(NULL)
-static /*@noreturn@*/void usage (int status)
+NORETURN
+static void
+usage (int status)
{
FILE *usageout = (E_SUCCESS != status) ? stderr : stdout;
(void) fprintf (usageout,
@@ -67,7 +75,7 @@ static /*@noreturn@*/void usage (int status)
"Options:\n"),
Prog);
(void) fputs (_(" -b, --before DAYS print only lastlog records older than DAYS\n"), usageout);
- (void) fputs (_(" -C, --clear clear lastlog record of an user (usable only with -u)\n"), usageout);
+ (void) fputs (_(" -C, --clear clear lastlog record of a user (usable only with -u)\n"), usageout);
(void) fputs (_(" -h, --help display this help message and exit\n"), usageout);
(void) fputs (_(" -R, --root CHROOT_DIR directory to chroot into\n"), usageout);
(void) fputs (_(" -S, --set set lastlog record to current time (usable only with -u)\n"), usageout);
@@ -114,10 +122,10 @@ static void print_one (/*@null@*/const struct passwd *pw)
* entered for this user, which should be able to get the
* empty entry in this case.
*/
- if (fread ((char *) &ll, sizeof (ll), 1, lastlogfile) != 1) {
+ if (fread (&ll, sizeof (ll), 1, lastlogfile) != 1) {
fprintf (stderr,
_("%s: Failed to get the entry for UID %lu\n"),
- Prog, (unsigned long int)pw->pw_uid);
+ Prog, (unsigned long)pw->pw_uid);
exit (EXIT_FAILURE);
}
} else {
@@ -141,7 +149,7 @@ static void print_one (/*@null@*/const struct passwd *pw)
/* Print the header only once */
if (!once) {
#ifdef HAVE_LL_HOST
- printf (_("Username Port From%*sLatest\n"), maxIPv6Addrlen-3, " ");
+ printf (_("Username Port From%*sLatest\n"), maxIPv6Addrlen-4, " ");
#else
puts (_("Username Port Latest"));
#endif
@@ -153,7 +161,7 @@ static void print_one (/*@null@*/const struct passwd *pw)
if (tm == NULL) {
cp = "(unknown)";
} else {
- strftime (ptime, sizeof (ptime), "%a %b %e %H:%M:%S %z %Y", tm);
+ STRFTIME(ptime, "%a %b %e %H:%M:%S %z %Y", tm);
cp = ptime;
}
if (ll.ll_time == (time_t) 0) {
@@ -182,7 +190,7 @@ static void print (void)
}
if (uflg && has_umin && has_umax && (umin == umax)) {
- print_one (getpwuid ((uid_t)umin));
+ print_one (getpwuid (umin));
} else {
setpwent ();
while ( (pwent = getpwent ()) != NULL ) {
@@ -225,21 +233,21 @@ static void update_one (/*@null@*/const struct passwd *pw)
#ifdef WITH_AUDIT
audit_logger (AUDIT_ACCT_UNLOCK, Prog,
"clearing-lastlog",
- pw->pw_name, (unsigned int) pw->pw_uid, SHADOW_AUDIT_SUCCESS);
+ pw->pw_name, pw->pw_uid, SHADOW_AUDIT_SUCCESS);
#endif
}
#ifdef WITH_AUDIT
else {
audit_logger (AUDIT_ACCT_UNLOCK, Prog,
"refreshing-lastlog",
- pw->pw_name, (unsigned int) pw->pw_uid, SHADOW_AUDIT_SUCCESS);
+ pw->pw_name, pw->pw_uid, SHADOW_AUDIT_SUCCESS);
}
#endif
if (fwrite (&ll, sizeof(ll), 1, lastlogfile) != 1) {
fprintf (stderr,
_("%s: Failed to update the entry for UID %lu\n"),
- Prog, (unsigned long int)pw->pw_uid);
+ Prog, (unsigned long)pw->pw_uid);
exit (EXIT_FAILURE);
}
}
@@ -261,7 +269,7 @@ static void update (void)
}
if (has_umin && has_umax && (umin == umax)) {
- update_one (getpwuid ((uid_t)umin));
+ update_one (getpwuid (umin));
} else {
setpwent ();
while ( (pwent = getpwent ()) != NULL ) {
@@ -288,7 +296,6 @@ int main (int argc, char **argv)
* Get the program name. The program name is used as a prefix to
* most error messages.
*/
- Prog = Basename (argv[0]);
log_set_progname(Prog);
log_set_logfd(stderr);
@@ -321,7 +328,7 @@ int main (int argc, char **argv)
case 'b':
{
unsigned long inverse_days;
- if (getulong (optarg, &inverse_days) == 0) {
+ if (str2ul(&inverse_days, optarg) == -1) {
fprintf (stderr,
_("%s: invalid numeric argument '%s'\n"),
Prog, optarg);
@@ -349,7 +356,7 @@ int main (int argc, char **argv)
case 't':
{
unsigned long days;
- if (getulong (optarg, &days) == 0) {
+ if (str2ul(&days, optarg) == -1) {
fprintf (stderr,
_("%s: invalid numeric argument '%s'\n"),
Prog, optarg);
@@ -373,14 +380,14 @@ int main (int argc, char **argv)
/* local, no need for xgetpwnam */
pwent = getpwnam (optarg);
if (NULL != pwent) {
- umin = (unsigned long) pwent->pw_uid;
+ umin = pwent->pw_uid;
has_umin = true;
umax = umin;
has_umax = true;
} else {
- if (getrange (optarg,
- &umin, &has_umin,
- &umax, &has_umax) == 0) {
+ if (getrange(optarg,
+ &umin, &has_umin,
+ &umax, &has_umax) == -1) {
fprintf (stderr,
_("%s: Unknown user or range: %s\n"),
Prog, optarg);