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nodelist.h
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/* These just make the access a little neater */
static inline int objdb_get_string(OBJDB_API *corosync, unsigned int object_service_handle,
char *key, char **value)
{
int res;
*value = NULL;
if ( !(res = corosync->object_key_get(object_service_handle,
key,
strlen(key),
(void *)value,
NULL))) {
if (*value)
return 0;
}
return -1;
}
static inline void objdb_get_int(OBJDB_API *corosync, unsigned int object_service_handle,
char *key, unsigned int *intvalue, unsigned int default_value)
{
char *value = NULL;
*intvalue = default_value;
if (!corosync->object_key_get(object_service_handle, key, strlen(key),
(void *)&value, NULL)) {
if (value) {
*intvalue = atoi(value);
}
}
}
/* Helper functions for navigating the nodes list */
static inline unsigned int nodeslist_init(OBJDB_API *corosync,
unsigned int cluster_parent_handle,
unsigned int *find_handle)
{
unsigned int object_handle;
unsigned int find_handle1;
unsigned int find_handle2;
corosync->object_find_create(cluster_parent_handle,"clusternodes", strlen("clusternodes"), &find_handle1);
if (corosync->object_find_next(find_handle1, &object_handle) == 0)
{
unsigned int nodes_handle;
corosync->object_find_destroy(find_handle1);
corosync->object_find_create(object_handle,"clusternode", strlen("clusternode"), &find_handle2);
if (corosync->object_find_next(find_handle2, &nodes_handle) == 0)
{
*find_handle = find_handle2;
return nodes_handle;
}
}
return 0;
}
static inline unsigned int nodeslist_next(OBJDB_API *corosync, unsigned int find_handle)
{
unsigned int nodes_handle;
if (corosync->object_find_next(find_handle, &nodes_handle) == 0)
return nodes_handle;
else
return 0;
}
static inline unsigned int nodelist_byname(OBJDB_API *corosync,
unsigned int cluster_parent_handle,
char *name)
{
char *nodename;
unsigned int nodes_handle;
unsigned int find_handle = 0;
nodes_handle = nodeslist_init(corosync, cluster_parent_handle, &find_handle);
while (nodes_handle) {
if (objdb_get_string(corosync, nodes_handle, "name", &nodename)) {
nodes_handle = nodeslist_next(corosync, find_handle);
continue;
}
if (strcmp(nodename, name) == 0)
return nodes_handle;
nodes_handle = nodeslist_next(corosync, find_handle);
}
corosync->object_find_destroy(find_handle);
return 0;
}

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