| /* |
| * connector.h |
| * |
| * 2004-2005 Copyright (c) Evgeniy Polyakov <zbr@ioremap.net> |
| * All rights reserved. |
| * |
| * 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 2 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, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| |
| #ifndef __CONNECTOR_H |
| #define __CONNECTOR_H |
| |
| #include <linux/types.h> |
| |
| /* |
| * Process Events connector unique ids -- used for message routing |
| */ |
| #define CN_IDX_PROC 0x1 |
| #define CN_VAL_PROC 0x1 |
| #define CN_IDX_CIFS 0x2 |
| #define CN_VAL_CIFS 0x1 |
| #define CN_W1_IDX 0x3 /* w1 communication */ |
| #define CN_W1_VAL 0x1 |
| #define CN_IDX_V86D 0x4 |
| #define CN_VAL_V86D_UVESAFB 0x1 |
| #define CN_IDX_BB 0x5 /* BlackBoard, from the TSP GPL sampling framework */ |
| #define CN_DST_IDX 0x6 |
| #define CN_DST_VAL 0x1 |
| #define CN_IDX_DM 0x7 /* Device Mapper */ |
| #define CN_VAL_DM_USERSPACE_LOG 0x1 |
| #define CN_IDX_DRBD 0x8 |
| #define CN_VAL_DRBD 0x1 |
| #define CN_KVP_IDX 0x9 /* HyperV KVP */ |
| |
| #define CN_NETLINK_USERS 10 /* Highest index + 1 */ |
| |
| /* |
| * Maximum connector's message size. |
| */ |
| #define CONNECTOR_MAX_MSG_SIZE 16384 |
| |
| /* |
| * idx and val are unique identifiers which |
| * are used for message routing and |
| * must be registered in connector.h for in-kernel usage. |
| */ |
| |
| struct cb_id { |
| __u32 idx; |
| __u32 val; |
| }; |
| |
| struct cn_msg { |
| struct cb_id id; |
| |
| __u32 seq; |
| __u32 ack; |
| |
| __u16 len; /* Length of the following data */ |
| __u16 flags; |
| __u8 data[0]; |
| }; |
| |
| #endif /* __CONNECTOR_H */ |
