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authorDenis Vlasenko <vda.linux@googlemail.com>2008-02-25 23:23:58 +0000
committerDenis Vlasenko <vda.linux@googlemail.com>2008-02-25 23:23:58 +0000
commit6f1713f216fef686a68db5ee02232bc67e525c7d (patch)
tree256adc75a88723a4b247c32e692d721d65243a82 /libbb/obscure.c
parent394eebed6656dfc2e56a79500b602023000ac415 (diff)
downloadbusybox-6f1713f216fef686a68db5ee02232bc67e525c7d.tar.gz
*: intrduce and use safe_gethostname. By Tito <farmatito AT tiscali.it>
safe_gethostname - 48 +48 glob3 35 37 +2 timestamp_and_log 314 315 +1 udhcp_send_kernel_packet 234 231 -3 scan_tree 275 271 -4 passwd_main 1074 1070 -4 print_login_prompt 68 58 -10 obscure 392 377 -15 syslogd_main 882 866 -16 print_login_issue 516 478 -38 hostname_main 278 223 -55 parse_and_put_prompt 825 756 -69 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 2/9 up/down: 51/-214) Total: -163 bytes text data bss dec hex filename 798791 728 7484 807003 c505b busybox_old 798631 728 7484 806843 c4fbb busybox_unstripped
Diffstat (limited to 'libbb/obscure.c')
-rw-r--r--libbb/obscure.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/libbb/obscure.c b/libbb/obscure.c
index 5cc906235..1841b27d6 100644
--- a/libbb/obscure.c
+++ b/libbb/obscure.c
@@ -93,7 +93,7 @@ static const char *obscure_msg(const char *old_p, const char *new_p, const struc
/* Add 2 for each type of characters to the minlen of password */
int size = CONFIG_PASSWORD_MINLEN + 8;
const char *p;
- char hostname[255];
+ char *hostname;
/* size */
if (!new_p || (length = strlen(new_p)) < CONFIG_PASSWORD_MINLEN)
@@ -108,12 +108,11 @@ static const char *obscure_msg(const char *old_p, const char *new_p, const struc
return "similar to gecos";
}
/* hostname as-is, as sub-string, reversed, capitalized, doubled */
- if (gethostname(hostname, 255) == 0) {
- hostname[254] = '\0';
- if (string_checker(new_p, hostname)) {
- return "similar to hostname";
- }
- }
+ hostname = safe_gethostname();
+ i = string_checker(new_p, hostname);
+ free(hostname);
+ if (i)
+ return "similar to hostname";
/* Should / Must contain a mix of: */
for (i = 0; i < length; i++) {