97 lines
1.9 KiB
C
97 lines
1.9 KiB
C
/*
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* 9p Proxy callback
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*
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* Copyright IBM, Corp. 2011
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*
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* Authors:
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* M. Mohan Kumar <mohan@in.ibm.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2. See
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* the COPYING file in the top-level directory.
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*/
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#ifndef QEMU_9P_PROXY_H
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#define QEMU_9P_PROXY_H
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#define PROXY_MAX_IO_SZ (64 * 1024)
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#define V9FS_FD_VALID INT_MAX
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/*
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* proxy iovec only support one element and
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* marsha/unmarshal doesn't do little endian conversion.
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*/
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#define proxy_unmarshal(in_sg, offset, fmt, args...) \
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v9fs_iov_unmarshal(in_sg, 1, offset, 0, fmt, ##args)
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#define proxy_marshal(out_sg, offset, fmt, args...) \
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v9fs_iov_marshal(out_sg, 1, offset, 0, fmt, ##args)
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union MsgControl {
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struct cmsghdr cmsg;
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char control[CMSG_SPACE(sizeof(int))];
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};
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typedef struct {
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uint32_t type;
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uint32_t size;
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} ProxyHeader;
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#define PROXY_HDR_SZ (sizeof(ProxyHeader))
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enum {
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T_SUCCESS = 0,
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T_ERROR,
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T_OPEN,
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T_CREATE,
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T_MKNOD,
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T_MKDIR,
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T_SYMLINK,
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T_LINK,
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T_LSTAT,
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T_READLINK,
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T_STATFS,
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T_CHMOD,
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T_CHOWN,
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T_TRUNCATE,
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T_UTIME,
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T_RENAME,
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T_REMOVE,
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T_LGETXATTR,
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T_LLISTXATTR,
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T_LSETXATTR,
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T_LREMOVEXATTR,
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T_GETVERSION,
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};
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typedef struct {
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uint64_t st_dev;
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uint64_t st_ino;
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uint64_t st_nlink;
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uint32_t st_mode;
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uint32_t st_uid;
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uint32_t st_gid;
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uint64_t st_rdev;
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uint64_t st_size;
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uint64_t st_blksize;
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uint64_t st_blocks;
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uint64_t st_atim_sec;
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uint64_t st_atim_nsec;
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uint64_t st_mtim_sec;
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uint64_t st_mtim_nsec;
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uint64_t st_ctim_sec;
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uint64_t st_ctim_nsec;
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} ProxyStat;
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typedef struct {
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uint64_t f_type;
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uint64_t f_bsize;
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uint64_t f_blocks;
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uint64_t f_bfree;
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uint64_t f_bavail;
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uint64_t f_files;
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uint64_t f_ffree;
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uint64_t f_fsid[2];
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uint64_t f_namelen;
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uint64_t f_frsize;
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} ProxyStatFS;
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#endif
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