s3:smbXsrv_open: add smbXsrv_open_global_traverse()

Signed-off-by: Gregor Beck <gbeck@sernet.de>
Reviewed-by: Michael Adam <obnox@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>

diff --git a/source3/smbd/globals.h b/source3/smbd/globals.h
index 6ead9626a5eafda277013ae04610bcc5fa660376..90e9ab4dd7d3a9a7e27eb244967b07728e542700 100644 (file)
--- a/source3/smbd/globals.h
+++ b/source3/smbd/globals.h
@@ -457,6 +457,10 @@ NTSTATUS smb2srv_open_recreate(struct smbXsrv_connection *conn,
                               struct GUID create_guid,
                               NTTIME now,
                               struct smbXsrv_open **_open);
+struct smbXsrv_open_global0;
+NTSTATUS smbXsrv_open_global_traverse(
+       int (*fn)(struct smbXsrv_open_global0 *, void *),
+       void *private_data);
 
 struct smbd_smb2_request {
        struct smbd_smb2_request *prev, *next;

diff --git a/source3/smbd/smbXsrv_open.c b/source3/smbd/smbXsrv_open.c
index be39cbc3972c25146a9cdd09569fdbb4c4e9f48b..2c2798b5c83b4df4dc95aa8d03aa4ef0a5bba938 100644 (file)
--- a/source3/smbd/smbXsrv_open.c
+++ b/source3/smbd/smbXsrv_open.c
@@ -1277,3 +1277,76 @@ NTSTATUS smb2srv_open_recreate(struct smbXsrv_connection *conn,
        *_open = op;
        return NT_STATUS_OK;
 }
+
+
+struct smbXsrv_open_global_traverse_state {
+       int (*fn)(struct smbXsrv_open_global0 *, void *);
+       void *private_data;
+};
+
+static int smbXsrv_open_global_traverse_fn(struct db_record *rec, void *data)
+{
+       int ret = -1;
+       struct smbXsrv_open_global_traverse_state *state =
+               (struct smbXsrv_open_global_traverse_state*)data;
+       TDB_DATA key = dbwrap_record_get_key(rec);
+       TDB_DATA val = dbwrap_record_get_value(rec);
+       DATA_BLOB blob = data_blob_const(val.dptr, val.dsize);
+       struct smbXsrv_open_globalB global_blob;
+       enum ndr_err_code ndr_err;
+       TALLOC_CTX *frame = talloc_stackframe();
+
+       ndr_err = ndr_pull_struct_blob(&blob, frame, &global_blob,
+                       (ndr_pull_flags_fn_t)ndr_pull_smbXsrv_open_globalB);
+       if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+               DEBUG(1,("Invalid record in smbXsrv_open_global.tdb:"
+                        "key '%s' ndr_pull_struct_blob - %s\n",
+                        hex_encode_talloc(frame, key.dptr, key.dsize),
+                        ndr_errstr(ndr_err)));
+               goto done;
+       }
+
+       if (global_blob.version != SMBXSRV_VERSION_0) {
+               DEBUG(1,("Invalid record in smbXsrv_open_global.tdb:"
+                        "key '%s' unsuported version - %d\n",
+                        hex_encode_talloc(frame, key.dptr, key.dsize),
+                        (int)global_blob.version));
+               goto done;
+       }
+
+       global_blob.info.info0->db_rec = rec;
+       ret = state->fn(global_blob.info.info0, state->private_data);
+done:
+       TALLOC_FREE(frame);
+       return ret;
+}
+
+NTSTATUS smbXsrv_open_global_traverse(
+                       int (*fn)(struct smbXsrv_open_global0 *, void *),
+                       void *private_data)
+{
+
+       NTSTATUS status;
+       int count = 0;
+       struct smbXsrv_open_global_traverse_state state = {
+               .fn = fn,
+               .private_data = private_data,
+       };
+
+       become_root();
+       status = smbXsrv_open_global_init();
+       if (!NT_STATUS_IS_OK(status)) {
+               unbecome_root();
+               DEBUG(0, ("Failed to initialize open_global: %s\n",
+                         nt_errstr(status)));
+               return status;
+       }
+
+       status = dbwrap_traverse_read(smbXsrv_open_global_db_ctx,
+                                     smbXsrv_open_global_traverse_fn,
+                                     &state,
+                                     &count);
+       unbecome_root();
+
+       return status;
+}