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Diffstat (limited to 'include/uapi/linux/connector.h')
-rw-r--r-- | include/uapi/linux/connector.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/include/uapi/linux/connector.h b/include/uapi/linux/connector.h new file mode 100644 index 00000000000..8761a0349c7 --- /dev/null +++ b/include/uapi/linux/connector.h @@ -0,0 +1,77 @@ +/* + * 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 _UAPI__CONNECTOR_H +#define _UAPI__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_KVP_VAL 0x1 /* queries from the kernel */ + +#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 /* _UAPI__CONNECTOR_H */ |