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[Qemu-devel] [PATCH V12 09/15] hw/9pfs: Rename in chroot environment
From: |
M. Mohan Kumar |
Subject: |
[Qemu-devel] [PATCH V12 09/15] hw/9pfs: Rename in chroot environment |
Date: |
Mon, 5 Sep 2011 21:48:30 +0530 |
Support renaming a file or directory in chroot envirnoment. Add
interfaces for renaming in chroot worker and qemu side.
Signed-off-by: M. Mohan Kumar <address@hidden>
---
hw/9pfs/virtio-9p-chroot-worker.c | 17 +++++++++++++++++
hw/9pfs/virtio-9p-chroot.h | 1 +
hw/9pfs/virtio-9p-local.c | 3 +++
3 files changed, 21 insertions(+), 0 deletions(-)
diff --git a/hw/9pfs/virtio-9p-chroot-worker.c
b/hw/9pfs/virtio-9p-chroot-worker.c
index f269c7b..9bb94f2 100644
--- a/hw/9pfs/virtio-9p-chroot-worker.c
+++ b/hw/9pfs/virtio-9p-chroot-worker.c
@@ -184,6 +184,20 @@ static int chroot_do_remove(V9fsFileObjectRequest *request)
return 0;
}
+/*
+ * Rename a file object
+ */
+static int chroot_do_rename(V9fsFileObjectRequest *request)
+{
+ int retval;
+
+ retval = rename(request->path.old_path, request->path.path);
+ if (retval < 0) {
+ return -errno;
+ }
+ return 0;
+}
+
static void chroot_daemonize(int chroot_sock)
{
sigset_t sigset;
@@ -290,6 +304,9 @@ int v9fs_chroot(FsContext *fs_ctx)
case T_REMOVE:
retval = chroot_do_remove(&request);
break;
+ case T_RENAME:
+ retval = chroot_do_rename(&request);
+ break;
default:
retval = -1;
break;
diff --git a/hw/9pfs/virtio-9p-chroot.h b/hw/9pfs/virtio-9p-chroot.h
index 9d69739..fda60af 100644
--- a/hw/9pfs/virtio-9p-chroot.h
+++ b/hw/9pfs/virtio-9p-chroot.h
@@ -10,6 +10,7 @@
#define T_SYMLINK 5
#define T_LINK 6
#define T_REMOVE 7
+#define T_RENAME 8
#define V9FS_FD_VALID INT_MAX
diff --git a/hw/9pfs/virtio-9p-local.c b/hw/9pfs/virtio-9p-local.c
index 9d5354a..3b97f51 100644
--- a/hw/9pfs/virtio-9p-local.c
+++ b/hw/9pfs/virtio-9p-local.c
@@ -602,6 +602,9 @@ static int local_rename(FsContext *ctx, const char *oldpath,
{
char buffer[PATH_MAX], buffer1[PATH_MAX];
+ if (ctx->fs_sm == SM_PASSTHROUGH) {
+ return passthrough_request(ctx, oldpath, newpath, 0, NULL, T_RENAME);
+ }
return rename(rpath(ctx, oldpath, buffer), rpath(ctx, newpath, buffer1));
}
--
1.7.6
- [Qemu-devel] [PATCH V12 00/15] virtio-9p: chroot environment for passthrough security model, M. Mohan Kumar, 2011/09/05
- [Qemu-devel] [PATCH V12 12/15] hw/9pfs: chown in chroot environment, M. Mohan Kumar, 2011/09/05
- [Qemu-devel] [PATCH V12 08/15] hw/9pfs: Removing file or directory in chroot environment, M. Mohan Kumar, 2011/09/05
- [Qemu-devel] [PATCH V12 10/15] hw/9pfs: Move file post creation changes to none security model, M. Mohan Kumar, 2011/09/05
- [Qemu-devel] [PATCH V12 14/15] hw/9pfs: readlink in chroot environment, M. Mohan Kumar, 2011/09/05
- [Qemu-devel] [PATCH V12 09/15] hw/9pfs: Rename in chroot environment,
M. Mohan Kumar <=
- [Qemu-devel] [PATCH V12 15/15] hw/9pfs: Chroot environment for other functions, M. Mohan Kumar, 2011/09/05
- [Qemu-devel] [PATCH V12 07/15] hw/9pfs: Creating special files in chroot environment, M. Mohan Kumar, 2011/09/05
- [Qemu-devel] [PATCH V12 13/15] hw/9pfs: stat in chroot environment, M. Mohan Kumar, 2011/09/05
- [Qemu-devel] [PATCH V12 11/15] hw/9pfs: chmod in chroot environment, M. Mohan Kumar, 2011/09/05
- [Qemu-devel] [PATCH V12 04/15] hw/9pfs: qemu interfaces for chroot environment, M. Mohan Kumar, 2011/09/05
- [Qemu-devel] [PATCH V12 05/15] hw/9pfs: Support for opening a file in chroot environment, M. Mohan Kumar, 2011/09/05
- [Qemu-devel] [PATCH V12 02/15] hw/9pfs: Enable CONFIG_THREAD if CONFIG_VIRTFS is enabled, M. Mohan Kumar, 2011/09/05
- [Qemu-devel] [PATCH V12 01/15] Implement qemu_read_full, M. Mohan Kumar, 2011/09/05
- [Qemu-devel] [PATCH V12 06/15] hw/9pfs: Create support in chroot environment, M. Mohan Kumar, 2011/09/05