From 54cff4535e8237c43977faa372ebac8baf88b034 Mon Sep 17 00:00:00 2001 From: Gerald Carter Date: Wed, 17 Dec 2003 06:18:13 +0000 Subject: 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) --- source3/libsmb/smbencrypt.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'source3/libsmb/smbencrypt.c') 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) { -- cgit