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gap: implement gap_encryption_key_size for classic connections

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This commit is contained in:
Matthias Ringwald 2019-08-19 17:43:05 +02:00
parent 4051b7ff79
commit c5fb5ca46e
1 changed files with 28 additions and 16 deletions
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42
src/hci.c
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@ -5136,25 +5136,37 @@ static sm_connection_t * sm_get_connection_for_handle(hci_con_handle_t con_handl
// without sm.c default values from create_connection_for_bd_addr_and_type() resulg in non-encrypted, not-authenticated
int gap_encryption_key_size(hci_con_handle_t con_handle){
sm_connection_t * sm_conn = sm_get_connection_for_handle(con_handle);
if (!sm_conn) return 0; // wrong connection
if (!sm_conn->sm_connection_encrypted) return 0;
hci_connection_t * hci_connection = hci_connection_for_handle(con_handle);
if (hci_connection == NULL) return 0;
if (hci_is_le_connection(hci_connection)){
sm_connection_t * sm_conn = &hci_connection->sm_connection;
if (sm_conn->sm_connection_encrypted) {
return sm_conn->sm_actual_encryption_key_size;
}
}
#ifdef ENABLE_CLASSIC
else {
if ((hci_connection->authentication_flags & CONNECTION_ENCRYPTED)){
return hci_connection->encryption_key_size;
}
}
#endif
return 0;
}
int gap_authenticated(hci_con_handle_t con_handle){
hci_connection_t * hci_connnection = hci_connection_for_handle(con_handle);
if (hci_connnection == NULL) return 0;
hci_connection_t * hci_connection = hci_connection_for_handle(con_handle);
if (hci_connection == NULL) return 0;
switch (hci_connnection->address_type){
switch (hci_connection->address_type){
case BD_ADDR_TYPE_LE_PUBLIC:
case BD_ADDR_TYPE_LE_RANDOM:
if (hci_connnection->sm_connection.sm_connection_encrypted == 0) return 0; // unencrypted connection cannot be authenticated
return hci_connnection->sm_connection.sm_connection_authenticated;
if (hci_connection->sm_connection.sm_connection_encrypted == 0) return 0; // unencrypted connection cannot be authenticated
return hci_connection->sm_connection.sm_connection_authenticated;
#ifdef ENABLE_CLASSIC
case BD_ADDR_TYPE_SCO:
case BD_ADDR_TYPE_CLASSIC:
return gap_authenticated_for_link_key_type(hci_connnection->link_key_type);
return gap_authenticated_for_link_key_type(hci_connection->link_key_type);
#endif
default:
return 0;
@ -5162,18 +5174,18 @@ int gap_authenticated(hci_con_handle_t con_handle){
}
int gap_secure_connection(hci_con_handle_t con_handle){
hci_connection_t * hci_connnection = hci_connection_for_handle(con_handle);
if (hci_connnection == NULL) return 0;
hci_connection_t * hci_connection = hci_connection_for_handle(con_handle);
if (hci_connection == NULL) return 0;
switch (hci_connnection->address_type){
switch (hci_connection->address_type){
case BD_ADDR_TYPE_LE_PUBLIC:
case BD_ADDR_TYPE_LE_RANDOM:
if (hci_connnection->sm_connection.sm_connection_encrypted == 0) return 0; // unencrypted connection cannot be authenticated
return hci_connnection->sm_connection.sm_connection_sc;
if (hci_connection->sm_connection.sm_connection_encrypted == 0) return 0; // unencrypted connection cannot be authenticated
return hci_connection->sm_connection.sm_connection_sc;
#ifdef ENABLE_CLASSIC
case BD_ADDR_TYPE_SCO:
case BD_ADDR_TYPE_CLASSIC:
return gap_secure_connection_for_link_key_type(hci_connnection->link_key_type);
return gap_secure_connection_for_link_key_type(hci_connection->link_key_type);
#endif
default:
return 0;