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sulogin: use common password-checking routine.

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This needed some extensions correct_passwd() function,
which got renamed ask_and_check_password() to better describe what it does.

function                                             old     new   delta
ask_and_check_password_extended                        -     215    +215
ask_and_check_password                                 -      12     +12
vlock_main                                           394     397      +3
sulogin_main                                         494     326    -168
correct_password                                     207       -    -207
------------------------------------------------------------------------------
(add/remove: 2/1 grow/shrink: 1/1 up/down: 230/-375)         Total: -145 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2013-11-19 13:09:06 +01:00
parent f6beef63c6
commit 9c1c605b1a
6 changed files with 26 additions and 47 deletions
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3
include/libbb.h
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@@ -1301,7 +1301,8 @@ int sd_listen_fds(void);
#define SETUP_ENV_TO_TMP (1 << 2)
#define SETUP_ENV_NO_CHDIR (1 << 4)
extern void setup_environment(const char *shell, int flags, const struct passwd *pw) FAST_FUNC;
extern int correct_password(const struct passwd *pw) FAST_FUNC;
extern int ask_and_check_password_extended(const struct passwd *pw, int timeout, const char *prompt) FAST_FUNC;
extern int ask_and_check_password(const struct passwd *pw) FAST_FUNC;
/* Returns a malloced string */
#if !ENABLE_USE_BB_CRYPT
#define pw_encrypt(clear, salt, cleanup) pw_encrypt(clear, salt)