dist/common/memory.c

36 struct group *root_group;
40 isc_result_t delete_group (struct group_object *group, int writep)
44 	/* The group should exist and be hashed - if not, it's invalid. */
47 		group_hash_lookup (&d, group_name_hash, group -> name,
48 				   strlen (group -> name), MDL);
54 	/* Also not okay to delete a group that's not the one in
56 	if (d != group)
61 	if ((group -> flags & GROUP_OBJECT_DYNAMIC) &&
62 	    !(group -> flags & GROUP_OBJECT_STATIC)) {
64 				   group -> name, strlen (group -> name), MDL);
66 		group -> flags |= GROUP_OBJECT_DELETED;
67 		if (group -> group)
68 			group_dereference (&group -> group, MDL);
71 	/* Store the group declaration in the lease file. */
73 		if (!(*group_write_hook) (group))
79 isc_result_t supersede_group (struct group_object *group, int writep)
83 	/* Register the group in the group name hash table,
88 			group -> name,
89 			     strlen (group -> name), MDL);
90 		if (t && t != group) {
97 				group -> flags |= GROUP_OBJECT_STATIC;
108 						   group -> name,
109 						   strlen (group -> name),
119 	/* Add the group to the group name hash if it's not
123 		group_hash_add (group_name_hash, group -> name,
124 				strlen (group -> name), group, MDL);
127 	/* Store the group declaration in the lease file. */
129 		if (!(*group_write_hook) (group))
135 int clone_group (struct group **gp, struct group *group,
138 	struct group *g = (struct group *)0;
141 	   it's permissible to clone a group into itself. */
142 	if (*gp && *gp != group)
146 	if (group == *gp)
147 		*gp = (struct group *)0;
149 	g -> authoritative = group -> authoritative;
150 	group_reference (&g -> next, group, file, line);