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authorGerald Carter <jerry@samba.org>2003-12-17 06:18:13 +0000
committerGerald Carter <jerry@samba.org>2003-12-17 06:18:13 +0000
commit54cff4535e8237c43977faa372ebac8baf88b034 (patch)
tree0fce76be3287ea24e9912c42b9e248897a47d2fd /source3/libsmb/smbencrypt.c
parentc763e9548c94cdb526d8e486d1450b70b9d3969e (diff)
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Make sure we correctly generate the lm session key.
This fixes a problem joining a Samba domain from a vanilla win2k client that doesn't set the NTLMSSP_NEGOTIATE_NTLM2 flag. Reported on samba ml as "decode_pw: incorrect password length" when handling a samr_set_userinfo(23 or 24) RPC. (This used to be commit ef4ab8d7c497e4229d0c1deeb20d05c95bd8feb9)
Diffstat (limited to 'source3/libsmb/smbencrypt.c')
-rw-r--r--source3/libsmb/smbencrypt.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/source3/libsmb/smbencrypt.c b/source3/libsmb/smbencrypt.c
index 2d02a23394..cfcc24a1df 100644
--- a/source3/libsmb/smbencrypt.c
+++ b/source3/libsmb/smbencrypt.c
@@ -325,6 +325,26 @@ void SMBsesskeygen_lmv1(const uchar lm_hash[16],
#endif
}
+void SMBsesskeygen_lm_sess_key(const uchar lm_hash[16],
+ const uchar lm_resp[24], /* only uses 8 */
+ uint8 sess_key[16])
+{
+ uchar p24[24];
+ uchar partial_lm_hash[16];
+
+ memcpy(partial_lm_hash, lm_hash, 8);
+ memset(partial_lm_hash + 8, 0xbd, 8);
+
+ SMBOWFencrypt(partial_lm_hash, lm_resp, p24);
+
+ memcpy(sess_key, p24, 16);
+
+#ifdef DEBUG_PASSWORD
+ DEBUG(100, ("SMBsesskeygen_lmv1_jerry:\n"));
+ dump_data(100, sess_key, 16);
+#endif
+}
+
DATA_BLOB NTLMv2_generate_names_blob(const char *hostname,
const char *domain)
{