diff options
Diffstat (limited to 'source3')
| -rw-r--r-- | source3/smbd/conn.c | 47 |
1 files changed, 27 insertions, 20 deletions
diff --git a/source3/smbd/conn.c b/source3/smbd/conn.c index b18231f44c..d62db3a68f 100644 --- a/source3/smbd/conn.c +++ b/source3/smbd/conn.c @@ -1,19 +1,20 @@ -/* +/* Unix SMB/CIFS implementation. Manage connections_struct structures Copyright (C) Andrew Tridgell 1998 Copyright (C) Alexander Bokovoy 2002 - + Copyright (C) Jeremy Allison 2010 + 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 the Free Software Foundation; either version 3 of the License, or (at your option) any later version. - + This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. - + You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ @@ -25,11 +26,13 @@ * maximum size of the bitmap is the largest positive integer, but you will hit * the "max connections" limit, looong before that. */ + #define BITMAP_BLOCK_SZ 128 /**************************************************************************** -init the conn structures + Init the conn structures. ****************************************************************************/ + void conn_init(struct smbd_server_connection *sconn) { sconn->smb1.tcons.Connections = NULL; @@ -37,17 +40,18 @@ void conn_init(struct smbd_server_connection *sconn) } /**************************************************************************** -return the number of open connections + Return the number of open connections. ****************************************************************************/ + int conn_num_open(struct smbd_server_connection *sconn) { return sconn->num_tcons_open; } - /**************************************************************************** -check if a snum is in use + Check if a snum is in use. ****************************************************************************/ + bool conn_snum_used(int snum) { struct smbd_server_connection *sconn = smbd_server_conn; @@ -83,10 +87,11 @@ connection_struct *conn_find(struct smbd_server_connection *sconn,unsigned cnum) } /**************************************************************************** - find first available connection slot, starting from a random position. -The randomisation stops problems with the server dieing and clients -thinking the server is still available. + Find first available connection slot, starting from a random position. + The randomisation stops problems with the server dieing and clients + thinking the server is still available. ****************************************************************************/ + connection_struct *conn_new(struct smbd_server_connection *sconn) { connection_struct *conn; @@ -106,7 +111,7 @@ connection_struct *conn_new(struct smbd_server_connection *sconn) find_again: i = bitmap_find(sconn->smb1.tcons.bmap, find_offset); - + if (i == -1) { /* Expand the connections bitmap. */ int oldsz = sconn->smb1.tcons.bmap->n; @@ -164,7 +169,7 @@ find_again: string_set(&conn->connectpath,""); string_set(&conn->origpath,""); - + DLIST_ADD(sconn->smb1.tcons.Connections, conn); return conn; @@ -172,8 +177,9 @@ find_again: /**************************************************************************** Close all conn structures. -return true if any were closed + Return true if any were closed. ****************************************************************************/ + bool conn_close_all(struct smbd_server_connection *sconn) { if (sconn->using_smb2) { @@ -294,7 +300,7 @@ static void conn_free_internal(connection_struct *conn) free_namearray(conn->hide_list); free_namearray(conn->veto_oplock_list); free_namearray(conn->aio_write_behind_list); - + string_free(&conn->connectpath); string_free(&conn->origpath); @@ -333,13 +339,14 @@ void conn_free(connection_struct *conn) conn_free_internal(conn); } - + /**************************************************************************** -receive a smbcontrol message to forcibly unmount a share -the message contains just a share name and all instances of that -share are unmounted -the special sharename '*' forces unmount of all shares + Receive a smbcontrol message to forcibly unmount a share. + The message contains just a share name and all instances of that + share are unmounted. + The special sharename '*' forces unmount of all shares. ****************************************************************************/ + void msg_force_tdis(struct messaging_context *msg, void *private_data, uint32_t msg_type, |