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iAP: authentication 1.0

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Change-Id: I71b8e9f7ce2568c180396d6695cef18ce94ded32
This commit is contained in:
Cástor Muñoz 2014-12-06 23:27:01 +01:00
parent efd047a08b
commit b2d650f511
3 changed files with 24 additions and 3 deletions
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3
apps/iap/iap-core.c
View file

@ -718,7 +718,8 @@ void iap_periodic(void)
* is in the RX buffer right now.
*/
IAP_TX_INIT(0x00, 0x17);
IAP_TX_PUT_DATA(iap_rxstart, 20);
IAP_TX_PUT_DATA(iap_rxstart,
(device.auth.version == 0x100) ? 16 : 20);
IAP_TX_PUT(0x01);
iap_send_tx();

1
apps/iap/iap-core.h
View file

@ -88,6 +88,7 @@ struct auth_t {
enum authen_state state; /* Current state of authentication */
unsigned char max_section; /* The maximum number of certificate sections */
unsigned char next_section; /* The next expected section number */
uint16_t version; /* Authentication version */
};
/* State of GetAccessoryInfo */

23
apps/iap/iap-lingo0.c
View file

@ -603,8 +603,27 @@ void iap_handlepkt_mode0(const unsigned int len, const unsigned char *buf)
break;
}
/* We only support version 2.0 */
if ((buf[2] != 2) || (buf[3] != 0)) {
device.auth.version = (buf[2] << 8) | buf[3];
/* We support authentication versions 1.0 and 2.0 */
if (device.auth.version == 0x100) {
/* If we could really do authentication we'd have to
* check the certificate here. Since we can't, just acknowledge
* the packet with an "everything OK" AckDevAuthenticationInfo
*
* Skip GetAccessoryInfo process, this command together with
* authentication level 2 were added in iAP release 24, it is
* not be supported by devices authenticating at level 1.
*/
IAP_TX_INIT(0x00, 0x16);
IAP_TX_PUT(0x00);
iap_send_tx();
device.auth.state = AUST_CERTDONE;
break;
}
if (device.auth.version != 0x200) {
/* Version mismatches are signalled by AckDevAuthenticationInfo
* with the status set to Authentication Information unsupported
*/