void NCDValue_Free (NCDValue *o)
{
switch (o->type) {
case NCDVALUE_STRING: {
free(o->string);
} break;
case NCDVALUE_LIST: {
LinkedList1Node *n;
while (n = LinkedList1_GetFirst(&o->list)) {
struct NCDValue__list_element *e = UPPER_OBJECT(n, struct NCDValue__list_element, list_node);
NCDValue_Free(&e->v);
LinkedList1_Remove(&o->list, &e->list_node);
free(e);
}
} break;
case NCDVALUE_MAP: {
LinkedList1Node *n;
while (n = LinkedList1_GetFirst(&o->map_list)) {
struct NCDValue__map_element *e = UPPER_OBJECT(n, struct NCDValue__map_element, list_node);
LinkedList1_Remove(&o->map_list, &e->list_node);
NCDValue_Free(&e->key);
NCDValue_Free(&e->val);
free(e);
}
} break;
case NCDVALUE_VAR: {
free(o->var_name);
} break;
case NCDVALUE_INVOC: {
NCDValue_Free(o->invoc_arg);
NCDValue_Free(o->invoc_func);
free(o->invoc_arg);
free(o->invoc_func);
} break;
default:
ASSERT(0);
}
}
static void free_frame (FragmentProtoAssembler *o, struct FragmentProtoAssembler_frame *frame)
{
// remove from used list
LinkedList1_Remove(&o->frames_used, &frame->list_node);
// remove from used tree
FPAFramesTree_Remove(&o->frames_used_tree, 0, frame);
// append to free list
LinkedList1_Append(&o->frames_free, &frame->list_node);
}
void BPending_Free (BPending *o)
{
DebugCounter_Decrement(&o->g->pending_ctr);
DebugObject_Free(&o->d_obj);
// remove from jobs list
if (o->pending) {
LinkedList1_Remove(&o->g->jobs, &o->pending_node);
}
}
static void remove_dns_entry (struct instance *o, struct dns_entry *entry)
{
// remove from list
LinkedList1_Remove(&o->entries, &entry->list_node);
// free line
free(entry->line);
// free entry
free(entry);
}
void BPending_Unset (BPending *o)
{
DebugObject_Access(&o->d_obj);
if (o->pending) {
// remove from jobs list
LinkedList1_Remove(&o->g->jobs, &o->pending_node);
// set not pending
o->pending = 0;
}
}
void DPReceivePeer_Free (DPReceivePeer *o)
{
DebugObject_Free(&o->d_obj);
DebugCounter_Free(&o->d_receivers_ctr);
ASSERT(!o->dp_sink)
// remove from peers list
LinkedList1_Remove(&o->device->peers_list, &o->list_node);
// free relay sink
DPRelaySink_Free(&o->relay_sink);
// free relay source
DPRelaySource_Free(&o->relay_source);
}
void BPending_Set (BPending *o)
{
DebugObject_Access(&o->d_obj);
// remove from jobs list
if (o->pending) {
LinkedList1_Remove(&o->g->jobs, &o->pending_node);
}
// insert to jobs list
LinkedList1_Append(&o->g->jobs, &o->pending_node);
// set pending
o->pending = 1;
}
static void func_die (void *vo)
{
struct instance *o = vo;
struct global *g = ModuleGlobal(o->i);
// remove from instances
LinkedList1_Remove(&g->instances, &o->instances_node);
// set servers
set_servers(g);
// free servers
remove_entries(o);
NCDModuleInst_Backend_Dead(o->i);
}
static void schedule (PacketPassFifoQueue *o)
{
ASSERT(!o->freeing)
ASSERT(!o->sending_flow)
ASSERT(!LinkedList1_IsEmpty(&o->waiting_flows_list))
ASSERT(!BPending_IsSet(&o->schedule_job))
// get first waiting flow
PacketPassFifoQueueFlow *flow = UPPER_OBJECT(LinkedList1_GetFirst(&o->waiting_flows_list), PacketPassFifoQueueFlow, waiting_flows_list_node);
ASSERT(flow->queue == o)
ASSERT(flow->is_waiting)
// remove it from queue
LinkedList1_Remove(&o->waiting_flows_list, &flow->waiting_flows_list_node);
flow->is_waiting = 0;
// send
PacketPassInterface_Sender_Send(o->output, flow->waiting_data, flow->waiting_len);
o->sending_flow = flow;
}
void PacketPassFifoQueueFlow_Free (PacketPassFifoQueueFlow *o)
{
PacketPassFifoQueue *queue = o->queue;
DebugObject_Free(&o->d_obj);
DebugCounter_Decrement(&queue->d_flows_ctr);
ASSERT(queue->freeing || o != queue->sending_flow)
// remove from sending flow
if (o == queue->sending_flow) {
queue->sending_flow = NULL;
}
// remove from waiting flows list
if (o->is_waiting) {
LinkedList1_Remove(&queue->waiting_flows_list, &o->waiting_flows_list_node);
}
// free input
PacketPassInterface_Free(&o->input);
}
void BPendingGroup_ExecuteJob (BPendingGroup *g)
{
ASSERT(!LinkedList1_IsEmpty(&g->jobs))
DebugObject_Access(&g->d_obj);
// get a job
LinkedList1Node *node = LinkedList1_GetLast(&g->jobs);
BPending *p = UPPER_OBJECT(node, BPending, pending_node);
ASSERT(p->pending)
// remove from jobs list
LinkedList1_Remove(&g->jobs, &p->pending_node);
// set not pending
p->pending = 0;
// execute job
p->handler(p->user);
return;
}
static void func_new_resolvconf (void *vo, NCDModuleInst *i, const struct NCDModuleInst_new_params *params)
{
struct global *g = ModuleGlobal(i);
struct instance *o = vo;
o->i = i;
// init servers list
LinkedList1_Init(&o->entries);
// get arguments
NCDValRef lines_arg;
NCDValRef priority_arg;
if (!NCDVal_ListRead(params->args, 2, &lines_arg, &priority_arg)) {
ModuleLog(o->i, BLOG_ERROR, "wrong arity");
goto fail1;
}
if (!NCDVal_IsList(lines_arg) || !NCDVal_IsString(priority_arg)) {
ModuleLog(o->i, BLOG_ERROR, "wrong type");
goto fail1;
}
uintmax_t priority;
if (!ncd_read_uintmax(priority_arg, &priority) || priority > INT_MAX) {
ModuleLog(o->i, BLOG_ERROR, "wrong priority");
goto fail1;
}
// read lines
size_t count = NCDVal_ListCount(lines_arg);
for (size_t j = 0; j < count; j++) {
int loop_failed = 1;
NCDValRef line = NCDVal_ListGet(lines_arg, j);
if (!NCDVal_IsList(line) || NCDVal_ListCount(line) != 2) {
ModuleLog(o->i, BLOG_ERROR, "lines element is not a list with two elements");
goto loop_fail0;
}
NCDValRef type = NCDVal_ListGet(line, 0);
NCDValRef value = NCDVal_ListGet(line, 1);
if (!NCDVal_IsStringNoNulls(type) || !NCDVal_IsStringNoNulls(value)) {
ModuleLog(o->i, BLOG_ERROR, "wrong type of type or value");
goto loop_fail0;
}
NCDValNullTermString type_nts;
if (!NCDVal_StringNullTerminate(type, &type_nts)) {
ModuleLog(o->i, BLOG_ERROR, "NCDVal_StringNullTerminate failed");
goto loop_fail0;
}
NCDValNullTermString value_nts;
if (!NCDVal_StringNullTerminate(value, &value_nts)) {
ModuleLog(o->i, BLOG_ERROR, "NCDVal_StringNullTerminate failed");
goto loop_fail1;
}
if (!add_dns_entry(o, type_nts.data, value_nts.data, priority)) {
ModuleLog(o->i, BLOG_ERROR, "failed to add dns entry");
goto loop_fail2;
}
loop_failed = 0;
loop_fail2:
NCDValNullTermString_Free(&value_nts);
loop_fail1:
NCDValNullTermString_Free(&type_nts);
loop_fail0:
if (loop_failed) {
goto fail1;
}
}
// add to instances
LinkedList1_Append(&g->instances, &o->instances_node);
// set servers
if (!set_servers(g)) {
ModuleLog(o->i, BLOG_ERROR, "failed to set DNS servers");
goto fail2;
}
// signal up
NCDModuleInst_Backend_Up(o->i);
return;
fail2:
LinkedList1_Remove(&g->instances, &o->instances_node);
fail1:
remove_entries(o);
NCDModuleInst_Backend_DeadError(i);
}
static void func_new (void *vo, NCDModuleInst *i, const struct NCDModuleInst_new_params *params)
{
struct global *g = ModuleGlobal(i);
struct instance *o = vo;
o->i = i;
// init servers list
LinkedList1_Init(&o->entries);
// get arguments
NCDValRef servers_arg;
NCDValRef priority_arg;
if (!NCDVal_ListRead(params->args, 2, &servers_arg, &priority_arg)) {
ModuleLog(o->i, BLOG_ERROR, "wrong arity");
goto fail1;
}
if (!NCDVal_IsList(servers_arg) || !NCDVal_IsString(priority_arg)) {
ModuleLog(o->i, BLOG_ERROR, "wrong type");
goto fail1;
}
uintmax_t priority;
if (!ncd_read_uintmax(priority_arg, &priority) || priority > INT_MAX) {
ModuleLog(o->i, BLOG_ERROR, "wrong priority");
goto fail1;
}
// read servers
size_t count = NCDVal_ListCount(servers_arg);
for (size_t j = 0; j < count; j++) {
NCDValRef server_arg = NCDVal_ListGet(servers_arg, j);
if (!NCDVal_IsString(server_arg)) {
ModuleLog(o->i, BLOG_ERROR, "wrong type");
goto fail1;
}
uint32_t addr;
if (!ipaddr_parse_ipv4_addr_bin((char *)NCDVal_StringData(server_arg), NCDVal_StringLength(server_arg), &addr)) {
ModuleLog(o->i, BLOG_ERROR, "wrong addr");
goto fail1;
}
char addr_str[IPADDR_PRINT_MAX];
ipaddr_print_addr(addr, addr_str);
if (!add_dns_entry(o, "nameserver", addr_str, priority)) {
ModuleLog(o->i, BLOG_ERROR, "failed to add dns entry");
goto fail1;
}
}
// add to instances
LinkedList1_Append(&g->instances, &o->instances_node);
// set servers
if (!set_servers(g)) {
ModuleLog(o->i, BLOG_ERROR, "failed to set DNS servers");
goto fail2;
}
// signal up
NCDModuleInst_Backend_Up(o->i);
return;
fail2:
LinkedList1_Remove(&g->instances, &o->instances_node);
fail1:
remove_entries(o);
NCDModuleInst_Backend_DeadError(i);
}
