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track number of outgoing packets in BT module

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This commit is contained in:
matthias.ringwald 2010-07-28 19:12:39 +00:00
parent 60ee98dc6b
commit 998906cd83
2 changed files with 31 additions and 2 deletions
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30
src/hci.c
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@ -159,6 +159,32 @@ static bt_control_t null_control = {
null_control_name
};
uint8_t hci_number_outgoing_packets(hci_con_handle_t handle){
hci_connection_t * connection = connection_for_handle(handle);
if (!connection) {
log_err("hci_number_outgoing_packets connectino for handle %u does not exist!\n", handle);
return 0;
}
return connection->num_acl_packets_sent;
}
uint8_t hci_number_free_acl_slots(){
uint8_t free_slots = hci_stack.total_num_acl_packets;
linked_item_t *it;
for (it = (linked_item_t *) hci_stack.connections; it ; it = it->next){
hci_connection_t * connection = (hci_connection_t *) it;
if (free_slots < connection->num_acl_packets_sent) {
log_err("hci_number_free_acl_slots: sum of outgoing packets > total acl packets!\n");
return 0;
}
free_slots -= connection->num_acl_packets_sent;
}
return free_slots;
}
int hci_ready_to_send(hci_con_handle_t handle){
return hci_number_free_acl_slots() && hci_number_outgoing_packets(handle) < 2;
}
int hci_send_acl_packet(uint8_t *packet, int size){
@ -170,7 +196,7 @@ int hci_send_acl_packet(uint8_t *packet, int size){
// count packet
connection->num_acl_packets_sent++;
// log_dbg("hci_send_acl_packet - handle %u, sent %u\n", connection->con_handle, connection->num_acl_packets_sent);
log_dbg("hci_send_acl_packet - handle %u, sent %u\n", connection->con_handle, connection->num_acl_packets_sent);
// send packet
return hci_stack.hci_transport->send_acl_packet(packet, size);
@ -296,7 +322,7 @@ static void event_handler(uint8_t *packet, int size){
continue;
}
conn->num_acl_packets_sent -= num_packets;
// log_dbg("hci_number_completed_packet %u processed for handle %u, outstanding %u\n", num_packets, handle, conn->num_acl_packets_sent);
log_dbg("hci_number_completed_packet (hci) %u processed for handle %u, outstanding %u\n", num_packets, handle, conn->num_acl_packets_sent);
}
break;

3
src/hci.h
View File

@ -232,6 +232,9 @@ int hci_send_cmd_packet(uint8_t *packet, int size);
int hci_send_acl_packet(uint8_t *packet, int size);
hci_connection_t * connection_for_handle(hci_con_handle_t con_handle);
uint8_t hci_number_outgoing_packets(hci_con_handle_t handle);
uint8_t hci_number_free_acl_slots();
int hci_ready_to_send(hci_con_handle_t handle);
//
void hci_emit_state();