static void func_new (void *vo, NCDModuleInst *i, const struct NCDModuleInst_new_params *params)
{
struct instance *o = vo;
o->i = i;
// check arguments
if (!NCDVal_ListRead(params->args, 0)) {
ModuleLog(o->i, BLOG_ERROR, "wrong arity");
goto fail0;
}
// init users list
LinkedList1_Init(&o->users);
// init rdownups list
LinkedList0_Init(&o->rdownups_list);
// set not up
o->up = 0;
// set not dying
o->dying = 0;
// signal up
NCDModuleInst_Backend_Up(o->i);
return;
fail0:
NCDModuleInst_Backend_DeadError(i);
}
void BPendingGroup_Init (BPendingGroup *g)
{
// init jobs list
LinkedList1_Init(&g->jobs);
// init pending counter
DebugCounter_Init(&g->pending_ctr);
// init debug object
DebugObject_Init(&g->d_obj);
}
static int func_globalinit (struct NCDInterpModuleGroup *group, const struct NCDModuleInst_iparams *params)
{
// allocate global state structure
struct global *g = BAlloc(sizeof(*g));
if (!g) {
BLog(BLOG_ERROR, "BAlloc failed");
return 0;
}
// set group state pointer
group->group_state = g;
// init instances list
LinkedList1_Init(&g->instances);
return 1;
}
int DPReceiveDevice_Init (DPReceiveDevice *o, int device_mtu, DPReceiveDevice_output_func output_func, void *output_func_user, BReactor *reactor, int relay_flow_buffer_size, int relay_flow_inactivity_time)
{
ASSERT(device_mtu >= 0)
ASSERT(device_mtu <= INT_MAX - DATAPROTO_MAX_OVERHEAD)
ASSERT(output_func)
ASSERT(relay_flow_buffer_size > 0)
// init arguments
o->device_mtu = device_mtu;
o->output_func = output_func;
o->output_func_user = output_func_user;
o->reactor = reactor;
o->relay_flow_buffer_size = relay_flow_buffer_size;
o->relay_flow_inactivity_time = relay_flow_inactivity_time;
// remember packet MTU
o->packet_mtu = DATAPROTO_MAX_OVERHEAD + o->device_mtu;
// init relay router
if (!DPRelayRouter_Init(&o->relay_router, o->device_mtu, o->reactor)) {
BLog(BLOG_ERROR, "DPRelayRouter_Init failed");
goto fail0;
}
// have no peer ID
o->have_peer_id = 0;
// init peers list
LinkedList1_Init(&o->peers_list);
DebugObject_Init(&o->d_obj);
return 1;
fail0:
return 0;
}
void PacketPassFifoQueue_Init (PacketPassFifoQueue *o, PacketPassInterface *output, BPendingGroup *pg)
{
// init arguments
o->output = output;
o->pg = pg;
// init output
PacketPassInterface_Sender_Init(output, (PacketPassInterface_handler_done)output_handler_done, o);
// init waiting flows list
LinkedList1_Init(&o->waiting_flows_list);
// set no sending flow
o->sending_flow = NULL;
// init schedule job
BPending_Init(&o->schedule_job, pg, (BPending_handler)schedule_job_handler, o);
// set not freeing
o->freeing = 0;
DebugCounter_Init(&o->d_flows_ctr);
DebugObject_Init(&o->d_obj);
}
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);
}
