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authorKai Blin <kai@samba.org>2010-10-22 16:40:38 +0200
committerStefan Metzmacher <metze@samba.org>2010-10-23 07:35:28 +0000
commitc320c1ab989cf809da6effb4a47e8355c94357f5 (patch)
tree290fb4ae0d7b0d713b9ca3392fe90752c6d91d59 /lib
parent79c6572256a01279d9e4f0b436d334f4fd739866 (diff)
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lib/util: Add tevent WERROR wrappers
Signed-off-by: Stefan Metzmacher <metze@samba.org> Autobuild-User: Stefan Metzmacher <metze@samba.org> Autobuild-Date: Sat Oct 23 07:35:28 UTC 2010 on sn-devel-104
Diffstat (limited to 'lib')
-rw-r--r--lib/util/tevent_werror.c81
-rw-r--r--lib/util/tevent_werror.h43
-rw-r--r--lib/util/wscript_build4
3 files changed, 126 insertions, 2 deletions
diff --git a/lib/util/tevent_werror.c b/lib/util/tevent_werror.c
new file mode 100644
index 0000000000..d8956b398f
--- /dev/null
+++ b/lib/util/tevent_werror.c
@@ -0,0 +1,81 @@
+/*
+ Unix SMB/CIFS implementation.
+ Wrap win32 errors around tevent_req
+ Copyright (C) Kai Blin 2010
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "../replace/replace.h"
+#include "tevent_werror.h"
+
+bool _tevent_req_werror(struct tevent_req *req,
+ WERROR werror,
+ const char *location)
+{
+ return _tevent_req_error(req, W_ERROR_V(werror),
+ location);
+}
+
+bool tevent_req_is_werror(struct tevent_req *req, WERROR *error)
+{
+ enum tevent_req_state state;
+ uint64_t err;
+
+ if (!tevent_req_is_error(req, &state, &err)) {
+ return false;
+ }
+ switch (state) {
+ case TEVENT_REQ_TIMED_OUT:
+ *error = WERR_TIMEOUT;
+ break;
+ case TEVENT_REQ_NO_MEMORY:
+ *error = WERR_NOMEM;
+ break;
+ case TEVENT_REQ_USER_ERROR:
+ *error = W_ERROR(err);
+ break;
+ default:
+ *error = WERR_INTERNAL_ERROR;
+ break;
+ }
+ return true;
+}
+
+WERROR tevent_req_simple_recv_werror(struct tevent_req *req)
+{
+ WERROR werror;
+
+ if (tevent_req_is_werror(req, &werror)) {
+ tevent_req_received(req);
+ return werror;
+ }
+ tevent_req_received(req);
+ return WERR_OK;
+}
+
+void tevent_req_simple_finish_werror(struct tevent_req *subreq,
+ WERROR subreq_error)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+
+ TALLOC_FREE(subreq);
+
+ if (!W_ERROR_IS_OK(subreq_error)) {
+ tevent_req_werror(req, subreq_error);
+ return;
+ }
+ tevent_req_done(req);
+}
diff --git a/lib/util/tevent_werror.h b/lib/util/tevent_werror.h
new file mode 100644
index 0000000000..0e243825b6
--- /dev/null
+++ b/lib/util/tevent_werror.h
@@ -0,0 +1,43 @@
+/*
+ Unix SMB/CIFS implementation.
+ Wrap win32 errors around tevent_req
+ Copyright (C) Kai Blin 2010
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef _TEVENT_WERROR_H
+#define _TEVENT_WERROR_H
+
+#include <stdint.h>
+#include <stdbool.h>
+#include "../libcli/util/werror.h"
+#include <tevent.h>
+
+bool _tevent_req_werror(struct tevent_req *req,
+ WERROR werror,
+ const char *location);
+#define tevent_req_werror(req, werror) \
+ _tevent_req_werror(req, werror, __location__)
+bool tevent_req_is_werror(struct tevent_req *req, WERROR *error);
+WERROR tevent_req_simple_recv_werror(struct tevent_req *req);
+
+/*
+ * Helper routine to pass the subreq_werror to the req embedded in
+ * tevent_req_callback_data(subreq), which will be freed.
+ */
+void tevent_req_simple_finish_werror(struct tevent_req *subreq,
+ WERROR subreq_error);
+
+#endif
diff --git a/lib/util/wscript_build b/lib/util/wscript_build
index 9162bcbba0..e1030c88e9 100644
--- a/lib/util/wscript_build
+++ b/lib/util/wscript_build
@@ -41,10 +41,10 @@ bld.SAMBA_SUBSYSTEM('UTIL_TDB',
)
bld.SAMBA_SUBSYSTEM('UTIL_TEVENT',
- source='tevent_unix.c tevent_ntstatus.c',
+ source='tevent_unix.c tevent_ntstatus.c tevent_werror.c',
local_include=False,
public_deps='tevent',
- public_headers='tevent_ntstatus.h tevent_unix.h',
+ public_headers='tevent_ntstatus.h tevent_unix.h tevent_werror.h',
header_path=[ ('*', 'util') ],
)