These changes are the raw update to qemu-2.6.

[kvmfornfv.git] / qemu / hw / 9pfs / 9p-proxy.h

diff --git a/qemu/hw/9pfs/9p-proxy.h b/qemu/hw/9pfs/9p-proxy.h
new file mode 100644 (file)
index 0000000..ba9ca20
--- /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