1 files changed, 111 insertions, 0 deletions
diff --git a/source4/smbd/service_task.c b/source4/smbd/service_task.c
new file mode 100644
index 0000000000..2274685059
--- /dev/null
+++ b/source4/smbd/service_task.c
@@ -0,0 +1,111 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   helper functions for task based servers (nbtd, winbind etc)
+
+   Copyright (C) Andrew Tridgell 2005
+   
+   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 "includes.h"
+#include "process_model.h"
+#include "lib/events/events.h"
+#include "smbd/service.h"
+#include "smbd/service_task.h"
+#include "lib/messaging/irpc.h"
+#include "param/param.h"
+
+/*
+  terminate a task service
+*/
+void task_server_terminate(struct task_server *task, const char *reason)
+{
+	struct event_context *event_ctx = task->event_ctx;
+	const struct model_ops *model_ops = task->model_ops;
+	DEBUG(0,("task_server_terminate: [%s]\n", reason));
+	model_ops->terminate(event_ctx, reason);
+	
+	/* don't free this above, it might contain the 'reason' being printed */
+	talloc_free(task);
+}
+
+/* used for the callback from the process model code */
+struct task_state {
+	void (*task_init)(struct task_server *);
+	const struct model_ops *model_ops;
+};
+
+
+/*
+  called by the process model code when the new task starts up. This then calls
+  the server specific startup code
+*/
+static void task_server_callback(struct event_context *event_ctx, 
+				 struct loadparm_context *lp_ctx,
+				 struct server_id server_id, void *private)
+{
+	struct task_state *state = talloc_get_type(private, struct task_state);
+	struct task_server *task;
+
+	task = talloc(event_ctx, struct task_server);
+	if (task == NULL) return;
+
+	task->event_ctx = event_ctx;
+	task->model_ops = state->model_ops;
+	task->server_id = server_id;
+	task->lp_ctx = lp_ctx;
+
+	task->msg_ctx = messaging_init(task, 
+				       lp_messaging_path(task, task->lp_ctx),
+				       task->server_id, 
+				       lp_iconv_convenience(task->lp_ctx),
+				       task->event_ctx);
+	if (!task->msg_ctx) {
+		task_server_terminate(task, "messaging_init() failed");
+		return;
+	}
+
+	state->task_init(task);
+}
+
+/*
+  startup a task based server
+*/
+NTSTATUS task_server_startup(struct event_context *event_ctx, 
+			     struct loadparm_context *lp_ctx,
+			     const char *service_name, 
+			     const struct model_ops *model_ops, 
+			     void (*task_init)(struct task_server *))
+{
+	struct task_state *state;
+
+	state = talloc(event_ctx, struct task_state);
+	NT_STATUS_HAVE_NO_MEMORY(state);
+
+	state->task_init = task_init;
+	state->model_ops = model_ops;
+	
+	model_ops->new_task(event_ctx, lp_ctx, service_name, task_server_callback, state);
+
+	return NT_STATUS_OK;
+}
+
+/*
+  setup a task title 
+*/
+void task_server_set_title(struct task_server *task, const char *title)
+{
+	task->model_ops->set_title(task->event_ctx, title);
+}