int
skynet_multicast_castgroup(struct skynet_context * from, struct skynet_multicast_group * group, struct skynet_multicast_message *msg) {
combine_queue(from, group);
int release = 0;
if (group->number > 0) {
uint32_t source = skynet_context_handle(from);
skynet_multicast_copy(msg, group->number);
int i;
for (i=0;i<group->number;i++) {
uint32_t p = group->data[i];
struct skynet_context * ctx = skynet_handle_grab(p);
if (ctx) {
skynet_context_send(ctx, msg, 0 , source, PTYPE_MULTICAST , 0);
skynet_context_release(ctx);
} else {
skynet_multicast_leavegroup(group, p);
++release;
}
}
}
skynet_multicast_copy(msg, -release);
return group->number - release;
}
int
skynet_multicast_castgroup(struct skynet_context * from, struct skynet_multicast_group * group, struct skynet_multicast_message *msg) {
combine_queue(from, group);
if (group->number == 0) {
skynet_multicast_dispatch(msg, NULL, NULL);
return 0;
}
uint32_t source = skynet_context_handle(from);
skynet_multicast_copy(msg, group->number);
int i;
int release = 0;
for (i=0;i<group->number;i++) {
struct pair * p = &group->data[i];
skynet_context_send(p->ctx, msg, 0 , source, PTYPE_MULTICAST , 0);
int ref = skynet_context_ref(p->ctx);
if (ref == 1) {
skynet_context_release(p->ctx);
struct skynet_context * ctx = skynet_handle_grab(p->handle);
if (ctx == NULL) {
p->ctx = NULL;
skynet_multicast_leavegroup(group, p->handle);
++release;
}
}
}
return group->number - release;
}
void
skynet_multicast_cast(struct skynet_context * from, struct skynet_multicast_message *msg, const uint32_t *dests, int n) {
uint32_t source = skynet_context_handle(from);
skynet_multicast_copy(msg, n);
if (n == 0)
return;
int i;
int release = 0;
for (i=0;i<n;i++) {
uint32_t p = dests[i];
struct skynet_context * ctx = skynet_handle_grab(p);
if (ctx) {
skynet_context_send(ctx, msg, 0 , source, PTYPE_MULTICAST , 0);
skynet_context_release(ctx);
} else {
++release;
}
}
skynet_multicast_copy(msg, -release);
}
