Git Repo - qemu.git/blame_incremental

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Commit	Line	Data
	1	/*
	2	* 9p Proxy callback
	3	*
	4	* Copyright IBM, Corp. 2011
	5	*
	6	* Authors:
	7	* M. Mohan Kumar <[email protected]>
	8	*
	9	* This work is licensed under the terms of the GNU GPL, version 2. See
	10	* the COPYING file in the top-level directory.
	11	*/
	12
	13	#ifndef QEMU_9P_PROXY_H
	14	#define QEMU_9P_PROXY_H
	15
	16	#define PROXY_MAX_IO_SZ (64 * 1024)
	17	#define V9FS_FD_VALID INT_MAX
	18
	19	/*
	20	* proxy iovec only support one element and
	21	* marsha/unmarshal doesn't do little endian conversion.
	22	*/
	23	#define proxy_unmarshal(in_sg, offset, fmt, args...) \
	24	v9fs_iov_unmarshal(in_sg, 1, offset, 0, fmt, ##args)
	25	#define proxy_marshal(out_sg, offset, fmt, args...) \
	26	v9fs_iov_marshal(out_sg, 1, offset, 0, fmt, ##args)
	27
	28	union MsgControl {
	29	struct cmsghdr cmsg;
	30	char control[CMSG_SPACE(sizeof(int))];
	31	};
	32
	33	typedef struct {
	34	uint32_t type;
	35	uint32_t size;
	36	} ProxyHeader;
	37
	38	#define PROXY_HDR_SZ (sizeof(ProxyHeader))
	39
	40	enum {
	41	T_SUCCESS = 0,
	42	T_ERROR,
	43	T_OPEN,
	44	T_CREATE,
	45	T_MKNOD,
	46	T_MKDIR,
	47	T_SYMLINK,
	48	T_LINK,
	49	T_LSTAT,
	50	T_READLINK,
	51	T_STATFS,
	52	T_CHMOD,
	53	T_CHOWN,
	54	T_TRUNCATE,
	55	T_UTIME,
	56	T_RENAME,
	57	T_REMOVE,
	58	T_LGETXATTR,
	59	T_LLISTXATTR,
	60	T_LSETXATTR,
	61	T_LREMOVEXATTR,
	62	T_GETVERSION,
	63	};
	64
	65	typedef struct {
	66	uint64_t st_dev;
	67	uint64_t st_ino;
	68	uint64_t st_nlink;
	69	uint32_t st_mode;
	70	uint32_t st_uid;
	71	uint32_t st_gid;
	72	uint64_t st_rdev;
	73	uint64_t st_size;
	74	uint64_t st_blksize;
	75	uint64_t st_blocks;
	76	uint64_t st_atim_sec;
	77	uint64_t st_atim_nsec;
	78	uint64_t st_mtim_sec;
	79	uint64_t st_mtim_nsec;
	80	uint64_t st_ctim_sec;
	81	uint64_t st_ctim_nsec;
	82	} ProxyStat;
	83
	84	typedef struct {
	85	uint64_t f_type;
	86	uint64_t f_bsize;
	87	uint64_t f_blocks;
	88	uint64_t f_bfree;
	89	uint64_t f_bavail;
	90	uint64_t f_files;
	91	uint64_t f_ffree;
	92	uint64_t f_fsid[2];
	93	uint64_t f_namelen;
	94	uint64_t f_frsize;
	95	} ProxyStatFS;
	96	#endif