diff options
Diffstat (limited to 'source4/libcli/auth/credentials.c')
| -rw-r--r-- | source4/libcli/auth/credentials.c | 46 |
1 files changed, 43 insertions, 3 deletions
diff --git a/source4/libcli/auth/credentials.c b/source4/libcli/auth/credentials.c index 638bff7e8b..7d56f26b11 100644 --- a/source4/libcli/auth/credentials.c +++ b/source4/libcli/auth/credentials.c @@ -4,6 +4,7 @@ code to manipulate domain credentials Copyright (C) Andrew Tridgell 1997-2003 + Copyright (C) Andrew Bartlett <abartlet@samba.org> 2004 This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -36,6 +37,10 @@ static void creds_init(struct creds_CredentialState *creds, uint32 sum[2]; uint8 sum2[8]; + dump_data_pw("Client chall", client_challenge->data, sizeof(client_challenge->data)); + dump_data_pw("Server chall", server_challenge->data, sizeof(server_challenge->data)); + dump_data_pw("Machine Pass", machine_password, 16); + sum[0] = IVAL(client_challenge->data, 0) + IVAL(server_challenge->data, 0); sum[1] = IVAL(client_challenge->data, 4) + IVAL(server_challenge->data, 4); @@ -44,8 +49,6 @@ static void creds_init(struct creds_CredentialState *creds, cred_hash1(creds->session_key, sum2, machine_password); - creds->sequence = time(NULL); - SIVAL(time_cred.data, 0, IVAL(client_challenge->data, 0)); SIVAL(time_cred.data, 4, IVAL(client_challenge->data, 4)); cred_hash2(creds->client.data, time_cred.data, creds->session_key, 1); @@ -136,6 +139,7 @@ void creds_client_init(struct creds_CredentialState *creds, struct netr_Credential *initial_credential) { creds_init(creds, client_challenge, server_challenge, machine_password); + creds->sequence = time(NULL); *initial_credential = creds->client; } @@ -146,7 +150,8 @@ void creds_client_init(struct creds_CredentialState *creds, BOOL creds_client_check(struct creds_CredentialState *creds, const struct netr_Credential *received_credentials) { - if (memcmp(received_credentials->data, creds->server.data, 8) != 0) { + if (!received_credentials || + memcmp(received_credentials->data, creds->server.data, 8) != 0) { DEBUG(2,("credentials check failed\n")); return False; } @@ -167,3 +172,38 @@ void creds_client_authenticator(struct creds_CredentialState *creds, } +/***************************************************************** +The above functions are common to the client and server interface +next comes the server specific functions +******************************************************************/ + +/* + initialise the credentials chain and return the first server + credentials +*/ +void creds_server_init(struct creds_CredentialState *creds, + const struct netr_Credential *client_challenge, + const struct netr_Credential *server_challenge, + const uint8 machine_password[16], + struct netr_Credential *initial_credential) +{ + creds_init(creds, client_challenge, server_challenge, machine_password); + + *initial_credential = creds->server; +} + +/* + check that a credentials reply from a server is correct +*/ +BOOL creds_server_check(const struct creds_CredentialState *creds, + const struct netr_Credential *received_credentials) +{ + if (memcmp(received_credentials->data, creds->client.data, 8) != 0) { + DEBUG(2,("credentials check failed\n")); + dump_data_pw("client creds", creds->client.data, 8); + dump_data_pw("calc creds", received_credentials->data, 8); + return False; + } + return True; +} + |