58 			  struct TCP_Server_Info *server, char *signature,  in __cifs_calc_signature()  argument
67 	if (!is_smb1(server)) {  in __cifs_calc_signature()
110  * should be called with the server->srv_mutex held.
113 			struct TCP_Server_Info *server, char *signature)  in cifs_calc_signature()  argument
117 	if (!rqst->rq_iov || !signature || !server)  in cifs_calc_signature()
120 	rc = cifs_alloc_hash("md5", &server->secmech.md5);  in cifs_calc_signature()
124 	rc = crypto_shash_init(server->secmech.md5);  in cifs_calc_signature()
130 	rc = crypto_shash_update(server->secmech.md5,  in cifs_calc_signature()
131 		server->session_key.response, server->session_key.len);  in cifs_calc_signature()
137 	return __cifs_calc_signature(rqst, server, signature, server->secmech.md5);  in cifs_calc_signature()
140 /* must be called with server->srv_mutex held */
141 int cifs_sign_rqst(struct smb_rqst *rqst, struct TCP_Server_Info *server,  in cifs_sign_rqst()  argument
152 	if ((cifs_pdu == NULL) || (server == NULL))  in cifs_sign_rqst()
155 	spin_lock(&server->srv_lock);  in cifs_sign_rqst()
157 	    server->tcpStatus == CifsNeedNegotiate) {  in cifs_sign_rqst()
158 		spin_unlock(&server->srv_lock);  in cifs_sign_rqst()
161 	spin_unlock(&server->srv_lock);  in cifs_sign_rqst()
163 	if (!server->session_estab) {  in cifs_sign_rqst()
169 				cpu_to_le32(server->sequence_number);  in cifs_sign_rqst()
172 	*pexpected_response_sequence_number = ++server->sequence_number;  in cifs_sign_rqst()
173 	++server->sequence_number;  in cifs_sign_rqst()
175 	rc = cifs_calc_signature(rqst, server, smb_signature);  in cifs_sign_rqst()
184 int cifs_sign_smbv(struct kvec *iov, int n_vec, struct TCP_Server_Info *server,  in cifs_sign_smbv()  argument
190 	return cifs_sign_rqst(&rqst, server, pexpected_response_sequence);  in cifs_sign_smbv()
193 /* must be called with server->srv_mutex held */
194 int cifs_sign_smb(struct smb_hdr *cifs_pdu, struct TCP_Server_Info *server,  in cifs_sign_smb()  argument
204 	return cifs_sign_smbv(iov, 2, server,  in cifs_sign_smb()
209 			  struct TCP_Server_Info *server,  in cifs_verify_signature()  argument
221 	if (cifs_pdu == NULL || server == NULL)  in cifs_verify_signature()
224 	if (!server->session_estab)  in cifs_verify_signature()
235 	   server does not send one? BB */  in cifs_verify_signature()
243 		its signature against what the server sent */  in cifs_verify_signature()
250 	cifs_server_lock(server);  in cifs_verify_signature()
251 	rc = cifs_calc_signature(rqst, server, what_we_think_sig_should_be);  in cifs_verify_signature()
252 	cifs_server_unlock(server);  in cifs_verify_signature()
318 /* Server has provided av pairs/target info in the type 2 challenge
324  * domain name, authentication may fail against some server but
374 /* Server has provided av pairs/target info in the type 2 challenge
376  * We parse that blob here to find the server given timestamp
426 	wchar_t *server;  in calc_ntlmv2_hash()  local
483 		server = kmalloc(2 + (len * 2), GFP_KERNEL);  in calc_ntlmv2_hash()
484 		if (server == NULL)  in calc_ntlmv2_hash()
487 		len = cifs_strtoUTF16((__le16 *)server, ses->ip_addr, len, nls_cp);  in calc_ntlmv2_hash()
488 		rc = crypto_shash_update(hmacmd5, (char *)server, 2 * len);  in calc_ntlmv2_hash()
489 		kfree(server);  in calc_ntlmv2_hash()
491 			cifs_dbg(VFS, "%s: Could not update with server, rc=%d\n", __func__, rc);  in calc_ntlmv2_hash()
527 	if (ses->server->negflavor == CIFS_NEGFLAVOR_EXTENDED)  in CalcNTLMv2_response()
530 		memcpy(ntlmv2->challenge.key, ses->server->cryptkey, CIFS_SERVER_CHALLENGE_SIZE);  in CalcNTLMv2_response()
563 	if (ses->server->negflavor == CIFS_NEGFLAVOR_EXTENDED) {  in setup_ntlmv2_rsp()
584 	/* Must be within 5 minutes of the server (or in range +/-2h  in setup_ntlmv2_rsp()
585 	 * in case of Mac OS X), so simply carry over server timestamp  in setup_ntlmv2_rsp()
613 	cifs_server_lock(ses->server);  in setup_ntlmv2_rsp()
658 	cifs_server_unlock(ses->server);  in setup_ntlmv2_rsp()
698 cifs_crypto_secmech_release(struct TCP_Server_Info *server)  in cifs_crypto_secmech_release()  argument
700 	cifs_free_hash(&server->secmech.aes_cmac);  in cifs_crypto_secmech_release()
701 	cifs_free_hash(&server->secmech.hmacsha256);  in cifs_crypto_secmech_release()
702 	cifs_free_hash(&server->secmech.md5);  in cifs_crypto_secmech_release()
703 	cifs_free_hash(&server->secmech.sha512);  in cifs_crypto_secmech_release()
705 	if (!SERVER_IS_CHAN(server)) {  in cifs_crypto_secmech_release()
706 		if (server->secmech.enc) {  in cifs_crypto_secmech_release()
707 			crypto_free_aead(server->secmech.enc);  in cifs_crypto_secmech_release()
708 			server->secmech.enc = NULL;  in cifs_crypto_secmech_release()
711 		if (server->secmech.dec) {  in cifs_crypto_secmech_release()
712 			crypto_free_aead(server->secmech.dec);  in cifs_crypto_secmech_release()
713 			server->secmech.dec = NULL;  in cifs_crypto_secmech_release()
716 		server->secmech.enc = NULL;  in cifs_crypto_secmech_release()
717 		server->secmech.dec = NULL;  in cifs_crypto_secmech_release()