[Openais] [PATCH] add the missing confdb_key_delete function to the confdb API

[angus salkeld]

---
 corosync/lib/Makefile    |    1 +
 corosync/lib/confdb.c    |   58 ++++++++++++++++++++++++++++++++++++++++++++++
 corosync/lib/sa-confdb.c |   12 +++++++++
 corosync/lib/sa-confdb.h |    1 +
 4 files changed, 72 insertions(+), 0 deletions(-)

diff --git a/corosync/lib/Makefile b/corosync/lib/Makefile
index 5beddc3..7606744 100644
--- a/corosync/lib/Makefile
+++ b/corosync/lib/Makefile
@@ -31,6 +31,7 @@
 # Include configuration
 #
 srcdir ?= $(CURDIR)/../
+subdir ?= lib/
 
 include $(srcdir)Makefile.inc
 
diff --git a/corosync/lib/confdb.c b/corosync/lib/confdb.c
index 43174f4..7e22c03 100644
--- a/corosync/lib/confdb.c
+++ b/corosync/lib/confdb.c
@@ -659,6 +659,64 @@ error_exit:
 	return (error);
 }
 
+confdb_error_t confdb_key_delete (
+	confdb_handle_t handle,
+	unsigned int parent_object_handle,
+	void *key_name,
+	int key_name_len,
+	void *value,
+	int value_len)
+{
+	confdb_error_t error;
+	struct confdb_inst *confdb_inst;
+	struct iovec iov[2];
+	struct req_lib_confdb_key_delete req_lib_confdb_key_delete;
+	mar_res_header_t res;
+
+	error = saHandleInstanceGet (&confdb_handle_t_db, handle, (void *)&confdb_inst);
+	if (error != SA_AIS_OK) {
+		return (error);
+	}
+
+	if (confdb_inst->standalone) {
+		error = SA_AIS_OK;
+
+		if (confdb_sa_key_delete(parent_object_handle,
+					 key_name, key_name_len,
+					 value, value_len))
+			error = SA_AIS_ERR_ACCESS;
+		goto error_exit;
+	}
+
+	req_lib_confdb_key_delete.header.size = sizeof (struct req_lib_confdb_key_delete);
+	req_lib_confdb_key_delete.header.id = MESSAGE_REQ_CONFDB_KEY_DELETE;
+	req_lib_confdb_key_delete.object_handle = parent_object_handle;
+	memcpy(req_lib_confdb_key_delete.key_name.value, key_name, key_name_len);
+	req_lib_confdb_key_delete.key_name.length = key_name_len;
+	memcpy(req_lib_confdb_key_delete.value.value, value, value_len);
+	req_lib_confdb_key_delete.value.length = value_len;
+
+	iov[0].iov_base = (char *)&req_lib_confdb_key_delete;
+	iov[0].iov_len = sizeof (struct req_lib_confdb_key_delete);
+
+	pthread_mutex_lock (&confdb_inst->response_mutex);
+
+	error = saSendMsgReceiveReply (confdb_inst->response_fd, iov, 1,
+		&res, sizeof (res));
+
+	pthread_mutex_unlock (&confdb_inst->response_mutex);
+	if (error != SA_AIS_OK) {
+		goto error_exit;
+	}
+
+	error = res.error;
+
+error_exit:
+	saHandleInstancePut (&confdb_handle_t_db, handle);
+
+	return (error);
+}
+
 confdb_error_t confdb_key_get (
 	confdb_handle_t handle,
 	unsigned int parent_object_handle,
diff --git a/corosync/lib/sa-confdb.c b/corosync/lib/sa-confdb.c
index f54309e..d224bed 100644
--- a/corosync/lib/sa-confdb.c
+++ b/corosync/lib/sa-confdb.c
@@ -219,6 +219,18 @@ int confdb_sa_key_create (
 					value, value_len);
 }
 
+int confdb_sa_key_delete (
+	unsigned int parent_object_handle,
+	void *key_name,
+	int key_name_len,
+	void *value,
+	int value_len)
+{
+	return objdb->object_key_delete(parent_object_handle,
+					key_name, key_name_len,
+					value, value_len);
+}
+
 int confdb_sa_key_get (
 	unsigned int parent_object_handle,
 	void *key_name,
diff --git a/corosync/lib/sa-confdb.h b/corosync/lib/sa-confdb.h
index e22555b..16f3883 100644
--- a/corosync/lib/sa-confdb.h
+++ b/corosync/lib/sa-confdb.h
@@ -37,6 +37,7 @@ extern int confdb_sa_object_create(unsigned int parent_object_handle, void *obje
 extern int confdb_sa_object_destroy(unsigned int object_handle);
 extern int confdb_sa_object_parent_get(unsigned int object_handle, unsigned int *parent_object_handle);
 extern int confdb_sa_key_create(unsigned int parent_object_handle, void *key_name, int key_name_len, void *value, int value_len);
+extern int confdb_sa_key_delete(unsigned int parent_object_handle, void *key_name, int key_name_len, void *value, int value_len);
 extern int confdb_sa_key_get(unsigned int parent_object_handle, void *key_name, int key_name_len, void *value, int *value_len);
 extern int confdb_sa_key_replace(unsigned int parent_object_handle, void *key_name, int key_name_len, void *old_value, int old_value_len, void *new_value, int new_value_len);
 extern int confdb_sa_object_find(unsigned int parent_object_handle, unsigned int start_pos, void *object_name, int object_name_len, unsigned int *object_handle, unsigned int *next_pos);
-- 
1.5.6