Lines Matching refs:server
285 static int ip_connect(struct TCP_Server_Info *server);
286 static int generic_ip_connect(struct TCP_Server_Info *server);
301 cifs_reconnect(struct TCP_Server_Info *server) in cifs_reconnect() argument
311 if (server->tcpStatus == CifsExiting) { in cifs_reconnect()
317 server->tcpStatus = CifsNeedReconnect; in cifs_reconnect()
319 server->maxBuf = 0; in cifs_reconnect()
321 server->max_read = 0; in cifs_reconnect()
331 list_for_each(tmp, &server->smb_ses_list) { in cifs_reconnect()
344 mutex_lock(&server->srv_mutex); in cifs_reconnect()
345 if (server->ssocket) { in cifs_reconnect()
347 server->ssocket->state, server->ssocket->flags); in cifs_reconnect()
348 kernel_sock_shutdown(server->ssocket, SHUT_WR); in cifs_reconnect()
350 server->ssocket->state, server->ssocket->flags); in cifs_reconnect()
351 sock_release(server->ssocket); in cifs_reconnect()
352 server->ssocket = NULL; in cifs_reconnect()
354 server->sequence_number = 0; in cifs_reconnect()
355 server->session_estab = false; in cifs_reconnect()
356 kfree(server->session_key.response); in cifs_reconnect()
357 server->session_key.response = NULL; in cifs_reconnect()
358 server->session_key.len = 0; in cifs_reconnect()
359 server->lstrp = jiffies; in cifs_reconnect()
365 list_for_each_safe(tmp, tmp2, &server->pending_mid_q) { in cifs_reconnect()
372 mutex_unlock(&server->srv_mutex); in cifs_reconnect()
385 mutex_lock(&server->srv_mutex); in cifs_reconnect()
386 rc = generic_ip_connect(server); in cifs_reconnect()
389 mutex_unlock(&server->srv_mutex); in cifs_reconnect()
394 if (server->tcpStatus != CifsExiting) in cifs_reconnect()
395 server->tcpStatus = CifsNeedNegotiate; in cifs_reconnect()
397 mutex_unlock(&server->srv_mutex); in cifs_reconnect()
399 } while (server->tcpStatus == CifsNeedReconnect); in cifs_reconnect()
408 struct TCP_Server_Info *server = container_of(work, in cifs_echo_request() local
417 if (!server->ops->need_neg || server->ops->need_neg(server) || in cifs_echo_request()
418 (server->ops->can_echo && !server->ops->can_echo(server)) || in cifs_echo_request()
419 time_before(jiffies, server->lstrp + SMB_ECHO_INTERVAL - HZ)) in cifs_echo_request()
422 rc = server->ops->echo ? server->ops->echo(server) : -ENOSYS; in cifs_echo_request()
425 server->hostname); in cifs_echo_request()
428 queue_delayed_work(cifsiod_wq, &server->echo, SMB_ECHO_INTERVAL); in cifs_echo_request()
432 allocate_buffers(struct TCP_Server_Info *server) in allocate_buffers() argument
434 if (!server->bigbuf) { in allocate_buffers()
435 server->bigbuf = (char *)cifs_buf_get(); in allocate_buffers()
436 if (!server->bigbuf) { in allocate_buffers()
442 } else if (server->large_buf) { in allocate_buffers()
444 memset(server->bigbuf, 0, HEADER_SIZE(server)); in allocate_buffers()
447 if (!server->smallbuf) { in allocate_buffers()
448 server->smallbuf = (char *)cifs_small_buf_get(); in allocate_buffers()
449 if (!server->smallbuf) { in allocate_buffers()
458 memset(server->smallbuf, 0, HEADER_SIZE(server)); in allocate_buffers()
465 server_unresponsive(struct TCP_Server_Info *server) in server_unresponsive() argument
478 if (server->tcpStatus == CifsGood && in server_unresponsive()
479 time_after(jiffies, server->lstrp + 2 * SMB_ECHO_INTERVAL)) { in server_unresponsive()
481 server->hostname, (2 * SMB_ECHO_INTERVAL) / HZ); in server_unresponsive()
482 cifs_reconnect(server); in server_unresponsive()
483 wake_up(&server->response_q); in server_unresponsive()
526 get_server_iovec(struct TCP_Server_Info *server, unsigned int nr_segs) in get_server_iovec() argument
530 if (server->iov && nr_segs <= server->nr_iov) in get_server_iovec()
531 return server->iov; in get_server_iovec()
536 kfree(server->iov); in get_server_iovec()
537 server->iov = new_iov; in get_server_iovec()
538 server->nr_iov = nr_segs; in get_server_iovec()
544 cifs_readv_from_socket(struct TCP_Server_Info *server, struct kvec *iov_orig, in cifs_readv_from_socket() argument
553 iov = get_server_iovec(server, nr_segs); in cifs_readv_from_socket()
563 if (server_unresponsive(server)) { in cifs_readv_from_socket()
570 length = kernel_recvmsg(server->ssocket, &smb_msg, in cifs_readv_from_socket()
573 if (server->tcpStatus == CifsExiting) { in cifs_readv_from_socket()
576 } else if (server->tcpStatus == CifsNeedReconnect) { in cifs_readv_from_socket()
577 cifs_reconnect(server); in cifs_readv_from_socket()
594 cifs_reconnect(server); in cifs_readv_from_socket()
603 cifs_read_from_socket(struct TCP_Server_Info *server, char *buf, in cifs_read_from_socket() argument
611 return cifs_readv_from_socket(server, &iov, 1, to_read); in cifs_read_from_socket()
615 is_smb_response(struct TCP_Server_Info *server, unsigned char type) in is_smb_response() argument
646 cifs_set_port((struct sockaddr *)&server->dstaddr, CIFS_PORT); in is_smb_response()
647 cifs_reconnect(server); in is_smb_response()
648 wake_up(&server->response_q); in is_smb_response()
652 cifs_reconnect(server); in is_smb_response()
674 handle_mid(struct mid_q_entry *mid, struct TCP_Server_Info *server, in handle_mid() argument
677 if (server->ops->check_trans2 && in handle_mid()
678 server->ops->check_trans2(mid, server, buf, malformed)) in handle_mid()
681 mid->large_buf = server->large_buf; in handle_mid()
685 if (server->large_buf) in handle_mid()
686 server->bigbuf = NULL; in handle_mid()
688 server->smallbuf = NULL; in handle_mid()
693 static void clean_demultiplex_info(struct TCP_Server_Info *server) in clean_demultiplex_info() argument
699 list_del_init(&server->tcp_ses_list); in clean_demultiplex_info()
703 server->tcpStatus = CifsExiting; in clean_demultiplex_info()
705 wake_up_all(&server->response_q); in clean_demultiplex_info()
708 spin_lock(&server->req_lock); in clean_demultiplex_info()
709 if (server->credits <= 0) in clean_demultiplex_info()
710 server->credits = 1; in clean_demultiplex_info()
711 spin_unlock(&server->req_lock); in clean_demultiplex_info()
719 wake_up_all(&server->request_q); in clean_demultiplex_info()
723 if (server->ssocket) { in clean_demultiplex_info()
724 sock_release(server->ssocket); in clean_demultiplex_info()
725 server->ssocket = NULL; in clean_demultiplex_info()
728 if (!list_empty(&server->pending_mid_q)) { in clean_demultiplex_info()
735 list_for_each_safe(tmp, tmp2, &server->pending_mid_q) { in clean_demultiplex_info()
754 if (!list_empty(&server->pending_mid_q)) { in clean_demultiplex_info()
771 kfree(server->hostname); in clean_demultiplex_info()
772 kfree(server->iov); in clean_demultiplex_info()
773 kfree(server); in clean_demultiplex_info()
781 standard_receive3(struct TCP_Server_Info *server, struct mid_q_entry *mid) in standard_receive3() argument
784 char *buf = server->smallbuf; in standard_receive3()
788 if (pdu_length > CIFSMaxBufSize + MAX_HEADER_SIZE(server) - 4) { in standard_receive3()
790 cifs_reconnect(server); in standard_receive3()
791 wake_up(&server->response_q); in standard_receive3()
797 server->large_buf = true; in standard_receive3()
798 memcpy(server->bigbuf, buf, server->total_read); in standard_receive3()
799 buf = server->bigbuf; in standard_receive3()
803 length = cifs_read_from_socket(server, buf + HEADER_SIZE(server) - 1, in standard_receive3()
804 pdu_length - HEADER_SIZE(server) + 1 + 4); in standard_receive3()
807 server->total_read += length; in standard_receive3()
809 dump_smb(buf, server->total_read); in standard_receive3()
820 length = server->ops->check_message(buf, server->total_read); in standard_receive3()
823 min_t(unsigned int, server->total_read, 48)); in standard_receive3()
825 if (server->ops->is_status_pending && in standard_receive3()
826 server->ops->is_status_pending(buf, server, length)) in standard_receive3()
832 handle_mid(mid, server, buf, length); in standard_receive3()
840 struct TCP_Server_Info *server = p; in cifs_demultiplex_thread() local
854 while (server->tcpStatus != CifsExiting) { in cifs_demultiplex_thread()
858 if (!allocate_buffers(server)) in cifs_demultiplex_thread()
861 server->large_buf = false; in cifs_demultiplex_thread()
862 buf = server->smallbuf; in cifs_demultiplex_thread()
865 length = cifs_read_from_socket(server, buf, pdu_length); in cifs_demultiplex_thread()
868 server->total_read = length; in cifs_demultiplex_thread()
877 if (!is_smb_response(server, buf[0])) in cifs_demultiplex_thread()
881 if (pdu_length < HEADER_SIZE(server) - 1 - 4) { in cifs_demultiplex_thread()
884 cifs_reconnect(server); in cifs_demultiplex_thread()
885 wake_up(&server->response_q); in cifs_demultiplex_thread()
890 length = cifs_read_from_socket(server, buf + 4, in cifs_demultiplex_thread()
891 HEADER_SIZE(server) - 1 - 4); in cifs_demultiplex_thread()
894 server->total_read += length; in cifs_demultiplex_thread()
896 mid_entry = server->ops->find_mid(server, buf); in cifs_demultiplex_thread()
899 length = standard_receive3(server, mid_entry); in cifs_demultiplex_thread()
901 length = mid_entry->receive(server, mid_entry); in cifs_demultiplex_thread()
906 if (server->large_buf) in cifs_demultiplex_thread()
907 buf = server->bigbuf; in cifs_demultiplex_thread()
909 server->lstrp = jiffies; in cifs_demultiplex_thread()
913 } else if (!server->ops->is_oplock_break || in cifs_demultiplex_thread()
914 !server->ops->is_oplock_break(buf, server)) { in cifs_demultiplex_thread()
918 HEADER_SIZE(server)); in cifs_demultiplex_thread()
920 if (server->ops->dump_detail) in cifs_demultiplex_thread()
921 server->ops->dump_detail(buf); in cifs_demultiplex_thread()
922 cifs_dump_mids(server); in cifs_demultiplex_thread()
929 cifs_buf_release(server->bigbuf); in cifs_demultiplex_thread()
930 if (server->smallbuf) /* no sense logging a debug message if NULL */ in cifs_demultiplex_thread()
931 cifs_small_buf_release(server->smallbuf); in cifs_demultiplex_thread()
933 task_to_wake = xchg(&server->tsk, NULL); in cifs_demultiplex_thread()
934 clean_demultiplex_info(server); in cifs_demultiplex_thread()
1937 match_port(struct TCP_Server_Info *server, struct sockaddr *addr) in match_port() argument
1943 sport = &((struct sockaddr_in *) &server->dstaddr)->sin_port; in match_port()
1947 sport = &((struct sockaddr_in6 *) &server->dstaddr)->sin6_port; in match_port()
1967 match_address(struct TCP_Server_Info *server, struct sockaddr *addr, in match_address() argument
1974 (struct sockaddr_in *)&server->dstaddr; in match_address()
1983 (struct sockaddr_in6 *)&server->dstaddr; in match_address()
1997 if (!srcip_matches(srcaddr, (struct sockaddr *)&server->srcaddr)) in match_address()
2004 match_security(struct TCP_Server_Info *server, struct smb_vol *vol) in match_security() argument
2011 if (select_sectype(server, vol->sectype) == Unspecified) in match_security()
2019 if (vol->sign && !server->sign) in match_security()
2025 static int match_server(struct TCP_Server_Info *server, struct smb_vol *vol) in match_server() argument
2032 if ((server->vals != vol->vals) || (server->ops != vol->ops)) in match_server()
2035 if (!net_eq(cifs_net_ns(server), current->nsproxy->net_ns)) in match_server()
2038 if (!match_address(server, addr, in match_server()
2042 if (!match_port(server, addr)) in match_server()
2045 if (!match_security(server, vol)) in match_server()
2054 struct TCP_Server_Info *server; in cifs_find_tcp_session() local
2057 list_for_each_entry(server, &cifs_tcp_ses_list, tcp_ses_list) { in cifs_find_tcp_session()
2058 if (!match_server(server, vol)) in cifs_find_tcp_session()
2061 ++server->srv_count; in cifs_find_tcp_session()
2064 return server; in cifs_find_tcp_session()
2071 cifs_put_tcp_session(struct TCP_Server_Info *server) in cifs_put_tcp_session() argument
2076 if (--server->srv_count > 0) { in cifs_put_tcp_session()
2081 put_net(cifs_net_ns(server)); in cifs_put_tcp_session()
2083 list_del_init(&server->tcp_ses_list); in cifs_put_tcp_session()
2086 cancel_delayed_work_sync(&server->echo); in cifs_put_tcp_session()
2089 server->tcpStatus = CifsExiting; in cifs_put_tcp_session()
2092 cifs_crypto_shash_release(server); in cifs_put_tcp_session()
2093 cifs_fscache_release_client_cookie(server); in cifs_put_tcp_session()
2095 kfree(server->session_key.response); in cifs_put_tcp_session()
2096 server->session_key.response = NULL; in cifs_put_tcp_session()
2097 server->session_key.len = 0; in cifs_put_tcp_session()
2099 task = xchg(&server->tsk, NULL); in cifs_put_tcp_session()
2251 cifs_find_smb_ses(struct TCP_Server_Info *server, struct smb_vol *vol) in cifs_find_smb_ses() argument
2256 list_for_each_entry(ses, &server->smb_ses_list, smb_ses_list) { in cifs_find_smb_ses()
2273 struct TCP_Server_Info *server = ses->server; in cifs_put_smb_ses() local
2290 if (ses->status == CifsExiting && server->ops->logoff) { in cifs_put_smb_ses()
2292 rc = server->ops->logoff(xid, ses); in cifs_put_smb_ses()
2304 cifs_put_tcp_session(server); in cifs_put_smb_ses()
2320 struct TCP_Server_Info *server = ses->server; in cifs_set_cifscreds() local
2330 switch (server->dstaddr.ss_family) { in cifs_set_cifscreds()
2332 sa = (struct sockaddr_in *)&server->dstaddr; in cifs_set_cifscreds()
2336 sa6 = (struct sockaddr_in6 *)&server->dstaddr; in cifs_set_cifscreds()
2341 server->dstaddr.ss_family); in cifs_set_cifscreds()
2438 cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb_vol *volume_info) in cifs_get_smb_ses() argument
2443 struct sockaddr_in *addr = (struct sockaddr_in *)&server->dstaddr; in cifs_get_smb_ses()
2444 struct sockaddr_in6 *addr6 = (struct sockaddr_in6 *)&server->dstaddr; in cifs_get_smb_ses()
2448 ses = cifs_find_smb_ses(server, volume_info); in cifs_get_smb_ses()
2477 cifs_put_tcp_session(server); in cifs_get_smb_ses()
2488 ses->server = server; in cifs_get_smb_ses()
2489 if (server->dstaddr.ss_family == AF_INET6) in cifs_get_smb_ses()
2527 list_add(&ses->smb_ses_list, &server->smb_ses_list); in cifs_get_smb_ses()
2584 if (ses->server->ops->tree_disconnect) in cifs_put_tcon()
2585 ses->server->ops->tree_disconnect(xid, tcon); in cifs_put_tcon()
2609 if (!ses->server->ops->tree_connect) { in cifs_get_tcon()
2634 rc = ses->server->ops->tree_connect(xid, ses, volume_info->UNC, tcon, in cifs_get_tcon()
2753 tcp_srv = ses->server; in cifs_match_super()
2779 if (!ses->server->ops->tree_connect || !ses->server->ops->get_dfs_refer) in get_dfs_path()
2795 rc = ses->server->ops->tree_connect(xid, ses, temp_unc, NULL, in get_dfs_path()
2801 rc = ses->server->ops->get_dfs_refer(xid, ses, old_path, in get_dfs_path()
2860 bind_socket(struct TCP_Server_Info *server) in bind_socket() argument
2863 if (server->srcaddr.ss_family != AF_UNSPEC) { in bind_socket()
2865 struct socket *socket = server->ssocket; in bind_socket()
2867 (struct sockaddr *) &server->srcaddr, in bind_socket()
2868 sizeof(server->srcaddr)); in bind_socket()
2872 saddr4 = (struct sockaddr_in *)&server->srcaddr; in bind_socket()
2873 saddr6 = (struct sockaddr_in6 *)&server->srcaddr; in bind_socket()
2886 ip_rfc1001_connect(struct TCP_Server_Info *server) in ip_rfc1001_connect() argument
2901 if (server->server_RFC1001_name && in ip_rfc1001_connect()
2902 server->server_RFC1001_name[0] != 0) in ip_rfc1001_connect()
2905 server->server_RFC1001_name, in ip_rfc1001_connect()
2919 if (server->workstation_RFC1001_name[0] != 0) in ip_rfc1001_connect()
2922 server->workstation_RFC1001_name, in ip_rfc1001_connect()
2936 rc = smb_send(server, smb_buf, 0x44); in ip_rfc1001_connect()
2959 generic_ip_connect(struct TCP_Server_Info *server) in generic_ip_connect() argument
2964 struct socket *socket = server->ssocket; in generic_ip_connect()
2967 saddr = (struct sockaddr *) &server->dstaddr; in generic_ip_connect()
2969 if (server->dstaddr.ss_family == AF_INET6) { in generic_ip_connect()
2980 rc = __sock_create(cifs_net_ns(server), sfamily, SOCK_STREAM, in generic_ip_connect()
2984 server->ssocket = NULL; in generic_ip_connect()
2990 server->ssocket = socket; in generic_ip_connect()
2998 rc = bind_socket(server); in generic_ip_connect()
3011 if (server->noautotune) { in generic_ip_connect()
3018 if (server->tcp_nodelay) { in generic_ip_connect()
3035 server->ssocket = NULL; in generic_ip_connect()
3040 rc = ip_rfc1001_connect(server); in generic_ip_connect()
3046 ip_connect(struct TCP_Server_Info *server) in ip_connect() argument
3049 struct sockaddr_in6 *addr6 = (struct sockaddr_in6 *)&server->dstaddr; in ip_connect()
3050 struct sockaddr_in *addr = (struct sockaddr_in *)&server->dstaddr; in ip_connect()
3052 if (server->dstaddr.ss_family == AF_INET6) in ip_connect()
3063 rc = generic_ip_connect(server); in ip_connect()
3071 return generic_ip_connect(server); in ip_connect()
3444 struct TCP_Server_Info *server; in cifs_mount() local
3470 server = NULL; in cifs_mount()
3477 server = cifs_get_tcp_session(volume_info); in cifs_mount()
3478 if (IS_ERR(server)) { in cifs_mount()
3479 rc = PTR_ERR(server); in cifs_mount()
3485 ses = cifs_get_smb_ses(server, volume_info); in cifs_mount()
3505 if ((tcon->ses->server->tcpStatus == CifsNeedReconnect) && in cifs_mount()
3515 if (!tcon->ipc && server->ops->qfs_tcon) in cifs_mount()
3516 server->ops->qfs_tcon(xid, tcon); in cifs_mount()
3518 cifs_sb->wsize = server->ops->negotiate_wsize(tcon, volume_info); in cifs_mount()
3519 cifs_sb->rsize = server->ops->negotiate_rsize(tcon, volume_info); in cifs_mount()
3545 if (!server->ops->is_path_accessible) { in cifs_mount()
3557 rc = server->ops->is_path_accessible(xid, tcon, cifs_sb, in cifs_mount()
3626 cifs_put_tcp_session(server); in cifs_mount()
3665 smb_buffer->Mid = get_next_mid(ses->server); in CIFSTCon()
3673 if (!tcon || (ses->server->sec_mode & SECMODE_USER)) { in CIFSTCon()
3689 calc_lanman_hash(tcon->password, ses->server->cryptkey, in CIFSTCon()
3690 ses->server->sec_mode & in CIFSTCon()
3695 rc = SMBNTencrypt(tcon->password, ses->server->cryptkey, in CIFSTCon()
3712 if (ses->server->sign) in CIFSTCon()
3839 struct TCP_Server_Info *server = ses->server; in cifs_negotiate_protocol() local
3841 if (!server->ops->need_neg || !server->ops->negotiate) in cifs_negotiate_protocol()
3845 if (!server->ops->need_neg(server)) in cifs_negotiate_protocol()
3848 set_credits(server, 1); in cifs_negotiate_protocol()
3850 rc = server->ops->negotiate(xid, ses); in cifs_negotiate_protocol()
3853 if (server->tcpStatus == CifsNeedNegotiate) in cifs_negotiate_protocol()
3854 server->tcpStatus = CifsGood; in cifs_negotiate_protocol()
3868 struct TCP_Server_Info *server = ses->server; in cifs_setup_session() local
3870 ses->capabilities = server->capabilities; in cifs_setup_session()
3872 ses->capabilities &= (~server->vals->cap_unix); in cifs_setup_session()
3875 server->sec_mode, server->capabilities, server->timeAdj); in cifs_setup_session()
3877 if (server->ops->sess_setup) in cifs_setup_session()
3878 rc = server->ops->sess_setup(xid, ses, nls_info); in cifs_setup_session()
3930 ++master_tcon->ses->server->srv_count; in cifs_construct_tcon()
3933 ses = cifs_get_smb_ses(master_tcon->ses->server, vol_info); in cifs_construct_tcon()
3936 cifs_put_tcp_session(master_tcon->ses->server); in cifs_construct_tcon()