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authorVolker Lendecke <vl@samba.org>2012-07-13 10:22:25 +0200
committerJeremy Allison <jra@samba.org>2012-07-18 15:48:04 -0700
commit5d09cec6fe499ac0bcc1ac98fd8aaffe7e43faa3 (patch)
treeb1438456ff31f7e522089f6569f67c078d6eadc4 /examples/VFS
parent3882113e6f44d0adbc321d97931a6e9a37a149b8 (diff)
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s3-vfs: async fsync
Signed-off-by: Jeremy Allison <jra@samba.org>
Diffstat (limited to 'examples/VFS')
-rw-r--r--examples/VFS/skel_opaque.c16
-rw-r--r--examples/VFS/skel_transparent.c53
2 files changed, 69 insertions, 0 deletions
diff --git a/examples/VFS/skel_opaque.c b/examples/VFS/skel_opaque.c
index 56fae8435b..03a5157e8a 100644
--- a/examples/VFS/skel_opaque.c
+++ b/examples/VFS/skel_opaque.c
@@ -263,6 +263,20 @@ static int skel_fsync(vfs_handle_struct *handle, files_struct *fsp)
return -1;
}
+static struct tevent_req *skel_fsync_send(struct vfs_handle_struct *handle,
+ TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct files_struct *fsp)
+{
+ return NULL;
+}
+
+static int skel_fsync_recv(struct tevent_req *req, int *err)
+{
+ *err = ENOSYS;
+ return -1;
+}
+
static int skel_stat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
{
errno = ENOSYS;
@@ -805,6 +819,8 @@ struct vfs_fn_pointers skel_opaque_fns = {
.recvfile_fn = skel_recvfile,
.rename_fn = skel_rename,
.fsync_fn = skel_fsync,
+ .fsync_send_fn = skel_fsync_send,
+ .fsync_recv_fn = skel_fsync_recv,
.stat_fn = skel_stat,
.fstat_fn = skel_fstat,
.lstat_fn = skel_lstat,
diff --git a/examples/VFS/skel_transparent.c b/examples/VFS/skel_transparent.c
index 86a26090e3..6981b5da05 100644
--- a/examples/VFS/skel_transparent.c
+++ b/examples/VFS/skel_transparent.c
@@ -338,6 +338,57 @@ static int skel_fsync(vfs_handle_struct *handle, files_struct *fsp)
return SMB_VFS_NEXT_FSYNC(handle, fsp);
}
+struct skel_fsync_state {
+ int ret;
+ int err;
+};
+
+static void skel_fsync_done(struct tevent_req *subreq);
+
+static struct tevent_req *skel_fsync_send(struct vfs_handle_struct *handle,
+ TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct files_struct *fsp)
+{
+ struct tevent_req *req, *subreq;
+ struct skel_fsync_state *state;
+
+ req = tevent_req_create(mem_ctx, &state, struct skel_fsync_state);
+ if (req == NULL) {
+ return NULL;
+ }
+ subreq = SMB_VFS_NEXT_FSYNC_SEND(state, ev, handle, fsp);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+ tevent_req_set_callback(subreq, skel_fsync_done, req);
+ return req;
+}
+
+static void skel_fsync_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct skel_fsync_state *state = tevent_req_data(
+ req, struct skel_fsync_state);
+
+ state->ret = SMB_VFS_FSYNC_RECV(subreq, &state->err);
+ TALLOC_FREE(subreq);
+ tevent_req_done(req);
+}
+
+static int skel_fsync_recv(struct tevent_req *req, int *err)
+{
+ struct skel_fsync_state *state = tevent_req_data(
+ req, struct skel_fsync_state);
+
+ if (tevent_req_is_unix_error(req, err)) {
+ return -1;
+ }
+ *err = state->err;
+ return state->ret;
+}
+
static int skel_stat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
{
return SMB_VFS_NEXT_STAT(handle, smb_fname);
@@ -849,6 +900,8 @@ struct vfs_fn_pointers skel_transparent_fns = {
.recvfile_fn = skel_recvfile,
.rename_fn = skel_rename,
.fsync_fn = skel_fsync,
+ .fsync_send_fn = skel_fsync_send,
+ .fsync_recv_fn = skel_fsync_recv,
.stat_fn = skel_stat,
.fstat_fn = skel_fstat,
.lstat_fn = skel_lstat,