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| author | Denys Vlasenko | 2009-05-01 03:41:25 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2009-05-01 03:41:25 +0200 |
| commit | 44d1989997a9546d587921cf792f68040fac882c (patch) | |
| tree | 7e11e962507a47cbfd6097e66ee1bb00ca44a4e1 | |
| parent | 05ae400830cba731ad8a423c54d23876bace59c4 (diff) | |
| download | busybox-44d1989997a9546d587921cf792f68040fac882c.zip busybox-44d1989997a9546d587921cf792f68040fac882c.tar.gz | |
des encrypt: fix goof with NUL byte added at the end as '.'
| -rw-r--r-- | libbb/pw_encrypt_des.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/libbb/pw_encrypt_des.c b/libbb/pw_encrypt_des.c index 52548d6..c8e02dd 100644 --- a/libbb/pw_encrypt_des.c +++ b/libbb/pw_encrypt_des.c @@ -778,8 +778,10 @@ des_crypt(struct des_ctx *ctx, char output[DES_OUT_BUFSIZE], to64_msb_first(output + 2, (r0 >> 8)); /* bits 7..0 of r0 and 31..16 of r1 */ to64_msb_first(output + 6, (r0 << 16) | (r1 >> 16)); - /* (bits 15..0 of r1 + 00) and NUL byte */ + /* bits 15..0 of r1 and two zero bits (plus extra zero byte) */ to64_msb_first(output + 10, (r1 << 8)); + /* extra zero byte is encoded as '.', fixing it */ + output[13] = '\0'; #endif return output; |