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authorStefan Metzmacher <metze@samba.org>2006-07-12 17:14:32 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 14:10:07 -0500
commitb73a3ad21b0df7f4f1071269e5aaa78d3fa570de (patch)
tree34ddb381d384842d1d5dc84b2c1ce987fd43312b /source4/smb_server/smb2/fileio.c
parentab763b0a48ead07494e170cb156a26ef2fcac0ac (diff)
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r16989: implement SMB2 Notify in the frontend
metze (This used to be commit 156bd4620c5b0f917a2ab6be5e6a2fdcf9403676)
Diffstat (limited to 'source4/smb_server/smb2/fileio.c')
-rw-r--r--source4/smb_server/smb2/fileio.c76
1 files changed, 75 insertions, 1 deletions
diff --git a/source4/smb_server/smb2/fileio.c b/source4/smb_server/smb2/fileio.c
index fa35afce7e..948c53d9e6 100644
--- a/source4/smb_server/smb2/fileio.c
+++ b/source4/smb_server/smb2/fileio.c
@@ -291,9 +291,83 @@ void smb2srv_cancel_recv(struct smb2srv_request *req)
smb2srv_send_error(req, NT_STATUS_NOT_IMPLEMENTED);
}
+static void smb2srv_notify_send(struct ntvfs_request *ntvfs)
+{
+ struct smb2srv_request *req;
+ union smb_notify *io;
+ size_t size = 0;
+ int i;
+ uint8_t *p;
+ DATA_BLOB blob = data_blob(NULL, 0);
+
+ SMB2SRV_CHECK_ASYNC_STATUS(io, union smb_notify);
+ SMB2SRV_CHECK(smb2srv_setup_reply(req, 0x08, True, 0));
+
+#define MAX_BYTES_PER_CHAR 3
+
+ /* work out how big the reply buffer could be */
+ for (i=0;i<io->smb2.out.num_changes;i++) {
+ size += 12 + 3 + (1+strlen(io->smb2.out.changes[i].name.s)) * MAX_BYTES_PER_CHAR;
+ }
+
+ blob = data_blob_talloc(req, NULL, size);
+ if (size > 0 && !blob.data) {
+ SMB2SRV_CHECK(NT_STATUS_NO_MEMORY);
+ }
+
+ p = blob.data;
+
+ /* construct the changes buffer */
+ for (i=0;i<io->smb2.out.num_changes;i++) {
+ uint32_t ofs;
+ ssize_t len;
+
+ SIVAL(p, 4, io->smb2.out.changes[i].action);
+ len = push_string(p + 12, io->smb2.out.changes[i].name.s,
+ blob.length - (p+12 - blob.data), STR_UNICODE);
+ SIVAL(p, 8, len);
+
+ ofs = len + 12;
+
+ if (ofs & 3) {
+ int pad = 4 - (ofs & 3);
+ memset(p+ofs, 0, pad);
+ ofs += pad;
+ }
+
+ if (i == io->smb2.out.num_changes-1) {
+ SIVAL(p, 0, 0);
+ } else {
+ SIVAL(p, 0, ofs);
+ }
+
+ p += ofs;
+ }
+
+ blob.length = p - blob.data;
+
+ SMB2SRV_CHECK(smb2_push_o16s32_blob(&req->out, 0x02, blob));
+
+ smb2srv_send_reply(req);
+}
+
void smb2srv_notify_recv(struct smb2srv_request *req)
{
- smb2srv_send_error(req, NT_STATUS_NOT_IMPLEMENTED);
+ union smb_notify *io;
+
+ SMB2SRV_CHECK_BODY_SIZE(req, 0x20, False);
+ SMB2SRV_TALLOC_IO_PTR(io, union smb_notify);
+ SMB2SRV_SETUP_NTVFS_REQUEST(smb2srv_notify_send, NTVFS_ASYNC_STATE_MAY_ASYNC);
+
+ io->smb2.level = RAW_NOTIFY_SMB2;
+ io->smb2.in.recursive = SVAL(req->in.body, 0x02);
+ io->smb2.in.buffer_size = IVAL(req->in.body, 0x04);
+ io->smb2.in.file.ntvfs = smb2srv_pull_handle(req, req->in.body, 0x08);
+ io->smb2.in.completion_filter = IVAL(req->in.body, 0x18);
+ io->smb2.in.unknown = BVAL(req->in.body, 0x1C);
+
+ SMB2SRV_CHECK_FILE_HANDLE(io->smb2.in.file.ntvfs);
+ SMB2SRV_CALL_NTVFS_BACKEND(ntvfs_notify(req->ntvfs, io));
}
void smb2srv_break_recv(struct smb2srv_request *req)