37 		if (node->parent_idx == 0)  in thread_node_has_ancestor()
40 		node = array_idx(&cache->thread_nodes, node->parent_idx);  in thread_node_has_ancestor()
46 				  uint32_t parent_idx, uint32_t child_idx)  in thread_link_reference()  argument
51 	i_assert(parent_idx < cache->first_invalid_msgid_str_idx);  in thread_link_reference()
56 	if (child_idx < parent_idx) {  in thread_link_reference()
57 		parent = array_idx_get_space(&cache->thread_nodes, parent_idx);  in thread_link_reference()
61 		parent = array_idx_modifiable(&cache->thread_nodes, parent_idx);  in thread_link_reference()
85 			idx = node->parent_idx;  in thread_link_reference()
91 	} else if (child->parent_idx == parent_idx) {  in thread_link_reference()
97 	if (child->parent_idx == 0) {  in thread_link_reference()
98 		child->parent_idx = parent_idx;  in thread_link_reference()
127 	uint32_t parent_idx;  in thread_link_references()  local
132 	parent_idx = msgid_map->str_idx;  in thread_link_references()
137 		thread_link_reference(cache, parent_idx, msgid_map->str_idx);  in thread_link_references()
138 		parent_idx = msgid_map->str_idx;  in thread_link_references()
141 	i_assert(parent_idx < cache->first_invalid_msgid_str_idx);  in thread_link_references()
142 	return parent_idx;  in thread_link_references()
150 	uint32_t idx, parent_idx;  in mail_thread_add()  local
158 	parent_idx = thread_link_references(cache, msgid_map->uid,  in mail_thread_add()
162 	if (node->parent_idx != parent_idx && node->parent_idx != 0) {  in mail_thread_add()
164 		node->parent_idx = 0;  in mail_thread_add()
169 	if (parent_idx != 0)  in mail_thread_add()
170 		thread_link_reference(cache, parent_idx, idx);  in mail_thread_add()
176 		       uint32_t parent_idx, uint32_t child_idx)  in mail_thread_unref_link()  argument
180 	parent = array_idx_modifiable(&cache->thread_nodes, parent_idx);  in mail_thread_unref_link()
190 		child->parent_idx = 0;  in mail_thread_unref_link()
200 	uint32_t idx, parent_idx;  in mail_thread_remove()  local
223 		parent_idx = msgid_map[count].str_idx;  in mail_thread_remove()
226 			if (!mail_thread_unref_link(cache, parent_idx,  in mail_thread_remove()
229 			parent_idx = msgid_map[count].str_idx;  in mail_thread_remove()
232 		if (!mail_thread_unref_link(cache, parent_idx, idx))  in mail_thread_remove()