void thorium_actor_unpack_proxy_message(struct thorium_actor *self,
struct thorium_message *message)
{
int new_count;
int tag;
int source;
void *buffer;
int offset;
buffer = thorium_message_buffer(message);
new_count = thorium_message_count(message);
new_count -= sizeof(source);
new_count -= sizeof(tag);
offset = new_count;
source = *(int *)((char *)buffer + offset);
offset += sizeof(source);
tag = *(int *)((char *)buffer + offset);
#ifdef DEBUG_BINOMIAL_TREE
printf("DEBUG_BINOMIAL_TREE unpack_proxy_message real_count %d real_source %d real_action %x\n",
new_count, source, tag);
#endif
/*
* The action can not be ACTION_INVALID because it is invalid
* by convention.
*/
CORE_DEBUGGER_ASSERT(tag != ACTION_INVALID);
offset += sizeof(tag);
/*thorium_message_init(message, tag, new_count, buffer);*/
/*
* Change the tag, source, and count.
*/
thorium_message_set_source(message, source);
thorium_message_set_action(message, tag);
thorium_message_set_count(message, new_count);
#if 0
printf("DEBUG unpack_proxy_message... source %d tag %d count %d\n",
source, tag, new_count);
#endif
}
void ring_receive(struct thorium_actor *actor, struct thorium_message *message)
{
int tag;
int new_actor;
int previous;
int name;
struct ring *concrete_actor;
int messages;
int previous_actor;
char *buffer;
int destination;
concrete_actor = (struct ring *)thorium_actor_concrete_actor(actor);
tag = thorium_message_action(message);
buffer = thorium_message_buffer(message);
name = thorium_actor_name(actor);
if (tag == ACTION_START) {
core_vector_init(&concrete_actor->spawners, 0);
core_vector_unpack(&concrete_actor->spawners, buffer);
printf("actor %d ACTION_START, %d spawners\n", name,
(int)core_vector_size(&concrete_actor->spawners));
destination = *(int *)core_vector_at(&concrete_actor->spawners, 0);
thorium_actor_send_empty(actor, destination, ACTION_RING_READY);
} else if (tag == ACTION_RING_READY && concrete_actor->step == RING_STEP_RECEIVE_SPAWNERS) {
concrete_actor->ready_rings++;
if (concrete_actor->ready_rings == (int)core_vector_size(&concrete_actor->spawners)) {
thorium_actor_send_range_empty(actor, &concrete_actor->spawners, ACTION_RING_SPAWN);
concrete_actor->step = RING_STEP_SPAWN;
concrete_actor->ready_rings = 0;
}
} else if (tag == ACTION_RING_SPAWN) {
printf("actor/%d is spawning %d senders\n",
thorium_actor_name(actor), concrete_actor->senders);
concrete_actor->step = RING_STEP_SPAWN;
new_actor = thorium_actor_spawn(actor, SCRIPT_SENDER);
concrete_actor->first = new_actor;
previous = new_actor;
new_actor = thorium_actor_spawn(actor, SCRIPT_SENDER);
concrete_actor->previous = new_actor;
thorium_message_init(message, ACTION_SENDER_SET_NEXT, sizeof(new_actor), &new_actor);
thorium_actor_send(actor, previous, message);
++concrete_actor->spawned_senders;
++concrete_actor->spawned_senders;
} else if (tag == ACTION_RING_READY && concrete_actor->step == RING_STEP_SPAWN) {
concrete_actor->ready_rings++;
#if 0
printf("READY: %d/%d\n", concrete_actor->ready_rings, (int)core_vector_size(&concrete_actor->spawners));
#endif
if (concrete_actor->ready_rings == core_vector_size(&concrete_actor->spawners)) {
thorium_actor_send_range_empty(actor, &concrete_actor->spawners, ACTION_RING_PUSH_NEXT);
concrete_actor->ready_rings = 0;
concrete_actor->step = RING_STEP_PUSH_NEXT;
}
} else if (tag == ACTION_RING_PUSH_NEXT) {
previous_actor = core_vector_index_of(&concrete_actor->spawners, &name) - 1;
if (previous_actor < 0) {
previous_actor = core_vector_size(&concrete_actor->spawners)- 1;
}
printf("%d received ACTION_RING_PUSH_NEXT\n", name);
thorium_message_init(message, ACTION_RING_SET_NEXT, sizeof(concrete_actor->first), &concrete_actor->first);
thorium_actor_send(actor, *(int *)core_vector_at(&concrete_actor->spawners, previous_actor),
message);
} else if (tag == ACTION_RING_SET_NEXT) {
concrete_actor->step = RING_STEP_PUSH_NEXT;
thorium_message_set_action(message, ACTION_SENDER_SET_NEXT);
thorium_actor_send(actor, concrete_actor->last, message);
} else if (tag == ACTION_SENDER_SET_NEXT_REPLY
&& concrete_actor->step == RING_STEP_SPAWN) {
#if 0
printf("ready senders %d/%d\n", concrete_actor->ready_senders, concrete_actor->senders);
#endif
if (concrete_actor->spawned_senders % 10000 == 0) {
printf("spawned %d/%d\n",
concrete_actor->spawned_senders,
concrete_actor->senders);
}
if (concrete_actor->spawned_senders == concrete_actor->senders) {
printf("RING_STEP_SPAWN completed.\n");
thorium_actor_send_empty(actor, *(int *)core_vector_at(&concrete_actor->spawners, 0), ACTION_RING_READY);
concrete_actor->ready_senders = 0;
concrete_actor->last = concrete_actor->previous;
} else {
new_actor = thorium_actor_spawn(actor, SCRIPT_SENDER);
++concrete_actor->spawned_senders;
previous = concrete_actor->previous;
thorium_message_init(message, ACTION_SENDER_SET_NEXT, sizeof(new_actor), &new_actor);
thorium_actor_send(actor, previous, message);
concrete_actor->previous = new_actor;
}
} else if (tag == ACTION_SENDER_SET_NEXT_REPLY
&& concrete_actor->step == RING_STEP_PUSH_NEXT) {
concrete_actor->ready_senders++;
printf("ACTION_SENDER_SET_NEXT_REPLY %d/%d\n",
concrete_actor->ready_senders,
1);
if (concrete_actor->ready_senders == 1) {
thorium_actor_send_empty(actor, *(int *)core_vector_at(&concrete_actor->spawners, 0), ACTION_RING_READY);
printf("RING_STEP_PUSH_NEXT completed.\n");
concrete_actor->ready_senders = 0;
}
} else if (tag == ACTION_RING_READY && concrete_actor->step == RING_STEP_PUSH_NEXT) {
concrete_actor->ready_rings++;
if (concrete_actor->ready_rings == core_vector_size(&concrete_actor->spawners)) {
printf("system is ready...\n");
messages = 2000007;
thorium_message_init(message, ACTION_SENDER_HELLO, sizeof(messages), &messages);
thorium_actor_send(actor, concrete_actor->first, message);
concrete_actor->ready_rings = 0;
}
} else if (tag == ACTION_SENDER_HELLO_REPLY) {
thorium_actor_send_range_empty(actor, &concrete_actor->spawners, ACTION_RING_KILL);
thorium_actor_send_empty(actor, concrete_actor->first, ACTION_SENDER_KILL);
} else if (tag == ACTION_RING_KILL) {
thorium_actor_send_to_self_empty(actor, ACTION_STOP);
}
}
