78 lines
1.8 KiB
C
78 lines
1.8 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* cryptpw.c
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*
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* Cooked from passwd.c by Thomas Lundquist <thomasez@zelow.no>
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*/
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#include "libbb.h"
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#define TESTING 0
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/*
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set TESTING to 1 and pipe some file through this script
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if you played with bbox's crypt implementation.
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while read line; do
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n=`./busybox cryptpw -a des -- "$line"`
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o=`./busybox_org cryptpw -a des -- "$line"`
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test "$n" != "$o" && {
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echo n="$n"
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echo o="$o"
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exit
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}
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n=`./busybox cryptpw -- "$line"`
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o=`./busybox_org cryptpw -- "$line"`
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test "$n" != "$o" && {
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echo n="$n"
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echo o="$o"
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exit
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}
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done
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*/
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int cryptpw_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
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int cryptpw_main(int argc UNUSED_PARAM, char **argv)
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{
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char salt[sizeof("$N$") + 16 + TESTING*100];
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char *opt_a;
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int opts;
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opts = getopt32(argv, "a:", &opt_a);
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if (opts && opt_a[0] == 'd') {
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crypt_make_salt(salt, 2/2, 0); /* des */
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#if TESTING
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strcpy(salt, "a.");
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#endif
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} else {
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salt[0] = '$';
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salt[1] = '1';
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salt[2] = '$';
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#if !ENABLE_USE_BB_CRYPT || ENABLE_USE_BB_CRYPT_SHA
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if (opts && opt_a[0] == 's') {
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salt[1] = '5' + (strcmp(opt_a, "sha512") == 0);
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crypt_make_salt(salt + 3, 16/2, 0); /* sha */
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#if TESTING
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strcpy(salt, "$5$rounds=5000$toolongsaltstring");
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// with "This is just a test" as password, should produce:
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// "$5$rounds=5000$toolongsaltstrin$Un/5jzAHMgOGZ5.mWJpuVolil07guHPvOW8mGRcvxa5"
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strcpy(salt, "$6$rounds=5000$toolongsaltstring");
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// with "This is just a test" as password, should produce:
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// "$6$rounds=5000$toolongsaltstrin$lQ8jolhgVRVhY4b5pZKaysCLi0QBxGoNeKQzQ3glMhwllF7oGDZxUhx1yxdYcz/e1JSbq3y6JMxxl8audkUEm0"
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#endif
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} else
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#endif
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{
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crypt_make_salt(salt + 3, 8/2, 0); /* md5 */
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#if TESTING
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strcpy(salt + 3, "ajg./bcf");
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#endif
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}
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}
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puts(pw_encrypt(argv[optind] ? argv[optind] : xmalloc_fgetline(stdin), salt, 1));
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return 0;
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}
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