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cryptpw: size reduction

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function                                             old     new   delta
cryptpw_main                                         198     140     -58
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-58)             Total: -58 bytes
This commit is contained in:
Denis Vlasenko 2007-05-09 21:27:15 +00:00
parent 68de720723
commit 57bf668d11
1 changed files with 9 additions and 18 deletions
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27
loginutils/cryptpw.c
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@ -3,7 +3,6 @@
* cryptpw.c
*
* Cooked from passwd.c by Thomas Lundquist <thomasez@zelow.no>
*
*/
#include "busybox.h"
@ -11,27 +10,19 @@
int cryptpw_main(int argc, char **argv);
int cryptpw_main(int argc, char **argv)
{
char *clear;
char salt[sizeof("$N$XXXXXXXX")]; /* "$N$XXXXXXXX" or "XX" */
const char *opt_a = "md5";
char salt[sizeof("$N$XXXXXXXX")];
getopt32(argc, argv, "a:", &opt_a);
/* move past the commandline options */
/*argc -= optind; - unused */
argv += optind;
crypt_make_salt(salt, 1); /* des */
if (strcasecmp(opt_a, "md5") == 0) {
if (!getopt32(argc, argv, "a:", NULL) || argv[optind - 1][0] != 'd') {
strcpy(salt, "$1$");
crypt_make_salt(salt + 3, 4);
} else if (strcasecmp(opt_a, "des") != 0) {
bb_show_usage();
/* Too ugly, and needs even more magic to handle endianness: */
//((uint32_t*)&salt)[0] = '$' + '1'*0x100 + '$'*0x10000;
/* Hope one day gcc will do it itself (inlining strcpy) */
crypt_make_salt(salt + 3, 4); /* md5 */
} else {
crypt_make_salt(salt, 1); /* des */
}
clear = argv[0];
if (!clear)
clear = xmalloc_getline(stdin);
puts(pw_encrypt(argv[optind] ? argv[optind] : xmalloc_getline(stdin), salt));
puts(pw_encrypt(clear, salt));
return 0;
}