diff options
| -rw-r--r-- | include/libbb.h | 7 | ||||
| -rw-r--r-- | libbb/bb_do_delay.c | 22 | ||||
| -rw-r--r-- | loginutils/login.c | 2 | ||||
| -rw-r--r-- | loginutils/passwd.c | 2 | ||||
| -rw-r--r-- | loginutils/su.c | 2 | ||||
| -rw-r--r-- | loginutils/sulogin.c | 2 | ||||
| -rw-r--r-- | loginutils/vlock.c | 2 | ||||
| -rw-r--r-- | networking/pscan.c | 2 |
8 files changed, 26 insertions, 15 deletions
diff --git a/include/libbb.h b/include/libbb.h index e56fff3..6b82201 100644 --- a/include/libbb.h +++ b/include/libbb.h @@ -1604,9 +1604,10 @@ char *bb_simplify_abs_path_inplace(char *path) FAST_FUNC; #ifndef LOGIN_FAIL_DELAY #define LOGIN_FAIL_DELAY 3 #endif -extern void bb_do_delay(int seconds) FAST_FUNC; -extern void change_identity(const struct passwd *pw) FAST_FUNC; -extern void run_shell(const char *shell, int loginshell, const char **args) NORETURN FAST_FUNC; +void pause_after_failed_login(void) FAST_FUNC; +void bb_do_delay(int seconds) FAST_FUNC; +void change_identity(const struct passwd *pw) FAST_FUNC; +void run_shell(const char *shell, int loginshell, const char **args) NORETURN FAST_FUNC; /* Returns $SHELL, getpwuid(getuid())->pw_shell, or DEFAULT_SHELL. * Note that getpwuid result might need xstrdup'ing diff --git a/libbb/bb_do_delay.c b/libbb/bb_do_delay.c index 6554170..2934330 100644 --- a/libbb/bb_do_delay.c +++ b/libbb/bb_do_delay.c @@ -8,13 +8,23 @@ */ #include "libbb.h" -void FAST_FUNC bb_do_delay(int seconds) +/* void FAST_FUNC bb_do_delay(int seconds) { ... } - no users yet */ + +#ifndef LOGIN_FAIL_DELAY +#define LOGIN_FAIL_DELAY 3 +#endif +void FAST_FUNC pause_after_failed_login(void) { - time_t start, now; +#if 0 /* over-engineered madness */ + time_t end, diff; - start = time(NULL); + end = time(NULL) + LOGIN_FAIL_DELAY; + diff = LOGIN_FAIL_DELAY; do { - sleep(seconds); - now = time(NULL); - } while ((now - start) < seconds); + sleep(diff); + diff = end - time(NULL); + } while (diff > 0); +#else + sleep(LOGIN_FAIL_DELAY); +#endif } diff --git a/loginutils/login.c b/loginutils/login.c index 3531d14..c3a8351 100644 --- a/loginutils/login.c +++ b/loginutils/login.c @@ -505,7 +505,7 @@ int login_main(int argc UNUSED_PARAM, char **argv) #endif /* ENABLE_PAM */ auth_failed: opt &= ~LOGIN_OPT_f; - bb_do_delay(LOGIN_FAIL_DELAY); + pause_after_failed_login(); /* TODO: doesn't sound like correct English phrase to me */ puts("Login incorrect"); if (++count == 3) { diff --git a/loginutils/passwd.c b/loginutils/passwd.c index 6c643d3..770acf5 100644 --- a/loginutils/passwd.c +++ b/loginutils/passwd.c @@ -57,7 +57,7 @@ static char* new_password(const struct passwd *pw, uid_t myuid, const char *algo encrypted = pw_encrypt(orig, pw->pw_passwd, 1); /* returns malloced str */ if (strcmp(encrypted, pw->pw_passwd) != 0) { syslog(LOG_WARNING, "incorrect password for %s", pw->pw_name); - bb_do_delay(LOGIN_FAIL_DELAY); + pause_after_failed_login(); puts("Incorrect password"); goto err_ret; } diff --git a/loginutils/su.c b/loginutils/su.c index 7c1fc69..6f91039 100644 --- a/loginutils/su.c +++ b/loginutils/su.c @@ -146,7 +146,7 @@ int su_main(int argc UNUSED_PARAM, char **argv) if (ENABLE_FEATURE_SU_SYSLOG) syslog(LOG_NOTICE, "%c %s %s:%s", '-', tty, old_user, opt_username); - bb_do_delay(LOGIN_FAIL_DELAY); + pause_after_failed_login(); bb_simple_error_msg_and_die("incorrect password"); } diff --git a/loginutils/sulogin.c b/loginutils/sulogin.c index 0990853..48dafd1 100644 --- a/loginutils/sulogin.c +++ b/loginutils/sulogin.c @@ -74,7 +74,7 @@ int sulogin_main(int argc UNUSED_PARAM, char **argv) if (r > 0) { break; } - bb_do_delay(LOGIN_FAIL_DELAY); + pause_after_failed_login(); bb_simple_info_msg("Login incorrect"); } diff --git a/loginutils/vlock.c b/loginutils/vlock.c index 9e319fe..334b7d2 100644 --- a/loginutils/vlock.c +++ b/loginutils/vlock.c @@ -120,7 +120,7 @@ int vlock_main(int argc UNUSED_PARAM, char **argv) if (ask_and_check_password(pw) > 0) { break; } - bb_do_delay(LOGIN_FAIL_DELAY); + pause_after_failed_login(); puts("Incorrect password"); } diff --git a/networking/pscan.c b/networking/pscan.c index 2715ef2..e114e55 100644 --- a/networking/pscan.c +++ b/networking/pscan.c @@ -139,7 +139,7 @@ int pscan_main(int argc UNUSED_PARAM, char **argv) * We check rtt BEFORE we usleep, otherwise * on localhost we'll have no writes done (!) * before we exceed (rather small) rtt */ - usleep(rtt_4/8); + usleep(rtt_4 / 8); open: diff = MONOTONIC_US() - start; DMSG("write to port %u @%u", port, diff - start); |