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libbb: make check_password() also return CHECKPASS_PW_HAS_EMPTY_PASSWORD

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2017-04-13 13:04:05 +02:00
parent 335681ca8e
commit a3de0b3b86
5 changed files with 10 additions and 8 deletions
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4
libbb/correct_password.c
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@@ -63,7 +63,7 @@ static const char *get_passwd(const struct passwd *pw, char buffer[SHADOW_BUFSIZ
}
/*
* Return 1 if PW has an empty password.
* Return CHECKPASS_PW_HAS_EMPTY_PASSWORD if PW has an empty password.
* Return 1 if the user gives the correct password for entry PW,
* 0 if not.
* NULL pw means "just fake it for login with bad username"
@@ -77,7 +77,7 @@ int FAST_FUNC check_password(const struct passwd *pw, const char *plaintext)
pw_pass = get_passwd(pw, buffer);
if (!pw_pass[0]) { /* empty password field? */
return 1;
return CHECKPASS_PW_HAS_EMPTY_PASSWORD;
}
encrypted = pw_encrypt(plaintext, /*salt:*/ pw_pass, 1);

6
libbb/securetty.c
View File

@@ -6,7 +6,7 @@
*/
#include "libbb.h"
int FAST_FUNC check_securetty(const char *short_tty)
int FAST_FUNC is_tty_secure(const char *short_tty)
{
char *buf = (char*)"/etc/securetty"; /* any non-NULL is ok */
parser_t *parser = config_open2("/etc/securetty", fopen_for_read);
@@ -17,6 +17,8 @@ int FAST_FUNC check_securetty(const char *short_tty)
}
config_close(parser);
/* buf != NULL here if config file was not found, empty
* or line was found which equals short_tty */
* or line was found which equals short_tty.
* In all these cases, we report "this tty is secure".
*/
return buf != NULL;
}