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authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>2011-01-28 18:09:08 +0530
committerVenkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>2011-04-27 08:24:37 -0700
commit353ac78d495ef976242abd868f68d78420861c2c (patch)
tree68ee7899bb33c5ccca0935683d69f9e4754d2c85 /fsdev
parent661bfc80e876d32da8befe53ba0234d87fc0bcc2 (diff)
virtio-9p: move 9p files around
Now that we start adding more files related to 9pfs it make sense to move them to a separate directory Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
Diffstat (limited to 'fsdev')
-rw-r--r--fsdev/file-op-9p.h107
-rw-r--r--fsdev/qemu-fsdev.h2
2 files changed, 108 insertions, 1 deletions
diff --git a/fsdev/file-op-9p.h b/fsdev/file-op-9p.h
new file mode 100644
index 000000000..126e60e27
--- /dev/null
+++ b/fsdev/file-op-9p.h
@@ -0,0 +1,107 @@
+/*
+ * Virtio 9p
+ *
+ * Copyright IBM, Corp. 2010
+ *
+ * Authors:
+ * Aneesh Kumar K.V <aneesh.kumar@linux.vnet.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 _FILEOP_H
+#define _FILEOP_H
+#include <sys/types.h>
+#include <dirent.h>
+#include <sys/time.h>
+#include <utime.h>
+#include <sys/stat.h>
+#include <sys/uio.h>
+#include <sys/vfs.h>
+#define SM_LOCAL_MODE_BITS 0600
+#define SM_LOCAL_DIR_MODE_BITS 0700
+
+typedef enum
+{
+ /*
+ * Server will try to set uid/gid.
+ * On failure ignore the error.
+ */
+ SM_NONE = 0,
+ /*
+ * uid/gid set on fileserver files
+ */
+ SM_PASSTHROUGH = 1,
+ /*
+ * uid/gid part of xattr
+ */
+ SM_MAPPED,
+} SecModel;
+
+typedef struct FsCred
+{
+ uid_t fc_uid;
+ gid_t fc_gid;
+ mode_t fc_mode;
+ dev_t fc_rdev;
+} FsCred;
+
+struct xattr_operations;
+
+typedef struct FsContext
+{
+ char *fs_root;
+ SecModel fs_sm;
+ uid_t uid;
+ struct xattr_operations **xops;
+} FsContext;
+
+void cred_init(FsCred *);
+
+typedef struct FileOperations
+{
+ int (*lstat)(FsContext *, const char *, struct stat *);
+ ssize_t (*readlink)(FsContext *, const char *, char *, size_t);
+ int (*chmod)(FsContext *, const char *, FsCred *);
+ int (*chown)(FsContext *, const char *, FsCred *);
+ int (*mknod)(FsContext *, const char *, FsCred *);
+ int (*utimensat)(FsContext *, const char *, const struct timespec *);
+ int (*remove)(FsContext *, const char *);
+ int (*symlink)(FsContext *, const char *, const char *, FsCred *);
+ int (*link)(FsContext *, const char *, const char *);
+ int (*setuid)(FsContext *, uid_t);
+ int (*close)(FsContext *, int);
+ int (*closedir)(FsContext *, DIR *);
+ DIR *(*opendir)(FsContext *, const char *);
+ int (*open)(FsContext *, const char *, int);
+ int (*open2)(FsContext *, const char *, int, FsCred *);
+ void (*rewinddir)(FsContext *, DIR *);
+ off_t (*telldir)(FsContext *, DIR *);
+ struct dirent *(*readdir)(FsContext *, DIR *);
+ void (*seekdir)(FsContext *, DIR *, off_t);
+ ssize_t (*preadv)(FsContext *, int, const struct iovec *, int, off_t);
+ ssize_t (*pwritev)(FsContext *, int, const struct iovec *, int, off_t);
+ int (*mkdir)(FsContext *, const char *, FsCred *);
+ int (*fstat)(FsContext *, int, struct stat *);
+ int (*rename)(FsContext *, const char *, const char *);
+ int (*truncate)(FsContext *, const char *, off_t);
+ int (*fsync)(FsContext *, int, int);
+ int (*statfs)(FsContext *s, const char *path, struct statfs *stbuf);
+ ssize_t (*lgetxattr)(FsContext *, const char *,
+ const char *, void *, size_t);
+ ssize_t (*llistxattr)(FsContext *, const char *, void *, size_t);
+ int (*lsetxattr)(FsContext *, const char *,
+ const char *, void *, size_t, int);
+ int (*lremovexattr)(FsContext *, const char *, const char *);
+ void *opaque;
+} FileOperations;
+
+static inline const char *rpath(FsContext *ctx, const char *path)
+{
+ /* FIXME: so wrong... */
+ static char buffer[4096];
+ snprintf(buffer, sizeof(buffer), "%s/%s", ctx->fs_root, path);
+ return buffer;
+}
+#endif
diff --git a/fsdev/qemu-fsdev.h b/fsdev/qemu-fsdev.h
index a704043be..f9f08d3e1 100644
--- a/fsdev/qemu-fsdev.h
+++ b/fsdev/qemu-fsdev.h
@@ -13,7 +13,7 @@
#ifndef QEMU_FSDEV_H
#define QEMU_FSDEV_H
#include "qemu-option.h"
-#include "hw/file-op-9p.h"
+#include "file-op-9p.h"
/*