summaryrefslogtreecommitdiffstats
path: root/qemu/hw/9pfs/9p-proxy.h
diff options
context:
space:
mode:
Diffstat (limited to 'qemu/hw/9pfs/9p-proxy.h')
-rw-r--r--qemu/hw/9pfs/9p-proxy.h95
1 files changed, 95 insertions, 0 deletions
diff --git a/qemu/hw/9pfs/9p-proxy.h b/qemu/hw/9pfs/9p-proxy.h
new file mode 100644
index 000000000..ba9ca203d
--- /dev/null
+++ b/qemu/hw/9pfs/9p-proxy.h
@@ -0,0 +1,95 @@
+/*
+ * 9p Proxy callback
+ *
+ * Copyright IBM, Corp. 2011
+ *
+ * Authors:
+ * M. Mohan Kumar <mohan@in.ibm.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2. See
+ * the COPYING file in the top-level directory.
+ */
+#ifndef _QEMU_9P_PROXY_H
+#define _QEMU_9P_PROXY_H
+
+#define PROXY_MAX_IO_SZ (64 * 1024)
+#define V9FS_FD_VALID INT_MAX
+
+/*
+ * proxy iovec only support one element and
+ * marsha/unmarshal doesn't do little endian conversion.
+ */
+#define proxy_unmarshal(in_sg, offset, fmt, args...) \
+ v9fs_iov_unmarshal(in_sg, 1, offset, 0, fmt, ##args)
+#define proxy_marshal(out_sg, offset, fmt, args...) \
+ v9fs_iov_marshal(out_sg, 1, offset, 0, fmt, ##args)
+
+union MsgControl {
+ struct cmsghdr cmsg;
+ char control[CMSG_SPACE(sizeof(int))];
+};
+
+typedef struct {
+ uint32_t type;
+ uint32_t size;
+} ProxyHeader;
+
+#define PROXY_HDR_SZ (sizeof(ProxyHeader))
+
+enum {
+ T_SUCCESS = 0,
+ T_ERROR,
+ T_OPEN,
+ T_CREATE,
+ T_MKNOD,
+ T_MKDIR,
+ T_SYMLINK,
+ T_LINK,
+ T_LSTAT,
+ T_READLINK,
+ T_STATFS,
+ T_CHMOD,
+ T_CHOWN,
+ T_TRUNCATE,
+ T_UTIME,
+ T_RENAME,
+ T_REMOVE,
+ T_LGETXATTR,
+ T_LLISTXATTR,
+ T_LSETXATTR,
+ T_LREMOVEXATTR,
+ T_GETVERSION,
+};
+
+typedef struct {
+ uint64_t st_dev;
+ uint64_t st_ino;
+ uint64_t st_nlink;
+ uint32_t st_mode;
+ uint32_t st_uid;
+ uint32_t st_gid;
+ uint64_t st_rdev;
+ uint64_t st_size;
+ uint64_t st_blksize;
+ uint64_t st_blocks;
+ uint64_t st_atim_sec;
+ uint64_t st_atim_nsec;
+ uint64_t st_mtim_sec;
+ uint64_t st_mtim_nsec;
+ uint64_t st_ctim_sec;
+ uint64_t st_ctim_nsec;
+} ProxyStat;
+
+typedef struct {
+ uint64_t f_type;
+ uint64_t f_bsize;
+ uint64_t f_blocks;
+ uint64_t f_bfree;
+ uint64_t f_bavail;
+ uint64_t f_files;
+ uint64_t f_ffree;
+ uint64_t f_fsid[2];
+ uint64_t f_namelen;
+ uint64_t f_frsize;
+} ProxyStatFS;
+#endif