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Adding CTAP2 commands.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos 2022-09-08 17:49:56 +02:00
parent 867d4637ee
commit 7aeac46eef
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GPG key ID: C0095B7870A4CCD3
2 changed files with 14 additions and 5 deletions
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17
src/usb/hid/ctap_hid.h
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@ -84,16 +84,25 @@ typedef struct {
#define CTAPHID_LOCK (TYPE_INIT | 0x04) // Send lock channel command
#define CTAPHID_INIT (TYPE_INIT | 0x06) // Channel initialization
#define CTAPHID_WINK (TYPE_INIT | 0x08) // Send device identification wink
#define CTAPHID_SYNC (TYPE_INIT | 0x3c) // Protocol resync command
#define CTAPHID_ERROR (TYPE_INIT | 0x3f) // Error response
#define CTAPHID_CBOR (TYPE_INIT | 0x10) // CBOR
#define CTAPHID_CANCEL (TYPE_INIT | 0x11) // Cancel any request
#define CTAPHID_KEEPALIVE (TYPE_INIT | 0x3B) // Keepalive command
#define CTAPHID_SYNC (TYPE_INIT | 0x3C) // Protocol resync command
#define CTAPHID_ERROR (TYPE_INIT | 0x3F) // Error response
#define CTAPHID_VENDOR_FIRST (TYPE_INIT | 0x40) // First vendor defined command
#define CTAPHID_VENDOR_LAST (TYPE_INIT | 0x7f) // Last vendor defined command
#define CTAPHID_VENDOR_LAST (TYPE_INIT | 0x7F) // Last vendor defined command
// CTAP_KEEPALIVE command defines
#define KEEPALIVE_STATUS_PROCESSING 0x1
#define KEEPALIVE_STATUS_UPNEEDED 0x2
// CTAPHID_INIT command defines
#define INIT_NONCE_SIZE 8 // Size of channel initialization challenge
#define CAPFLAG_WINK 0x01 // Device supports WINK command
#define CAPFLAG_CBOR 0x04 // Device supports CBOR command
typedef struct {
uint8_t nonce[INIT_NONCE_SIZE]; // Client application nonce
@ -129,7 +138,7 @@ typedef struct {
#define ERR_MSG_TIMEOUT 0x05 // Message has timed out
#define ERR_CHANNEL_BUSY 0x06 // Channel busy
#define ERR_LOCK_REQUIRED 0x0a // Command requires channel lock
#define ERR_SYNC_FAIL 0x0b // SYNC command failed
#define ERR_INVALID_CHANNEL 0x0b // CID not valid
#define ERR_OTHER 0x7f // Other unspecified error
#ifdef __cplusplus

2
src/usb/hid/hid.c
View file

@ -149,7 +149,7 @@ int driver_process_usb_packet(uint16_t read) {
DEBUG_PAYLOAD(usb_get_rx(),64);
memset(ctap_resp, 0, sizeof(CTAPHID_FRAME));
if (ctap_req->cid == 0x0 || (ctap_req->cid == CID_BROADCAST && ctap_req->init.cmd != CTAPHID_INIT))
return ctap_error(ERR_SYNC_FAIL);
return ctap_error(ERR_INVALID_CHANNEL);
if (board_millis() < lock && ctap_req->cid != last_req.cid)
return ctap_error(ERR_CHANNEL_BUSY);
if (FRAME_TYPE(ctap_req) == TYPE_INIT)