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passive operation works as is (refactor needed)

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This commit is contained in:
Conor Patrick
2019-02-26 01:19:35 -05:00
parent 6128e86da2
commit 54b7f42056
9 changed files with 250 additions and 57 deletions
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8
fido2/u2f.c
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@@ -160,7 +160,7 @@ void u2f_set_writeback_buffer(CTAP_RESPONSE * resp)
_u2f_resp = resp;
}
static void dump_signature_der(uint8_t * sig)
void dump_signature_der(uint8_t * sig)
{
uint8_t sigder[72];
int len;
@@ -183,7 +183,7 @@ static void u2f_make_auth_tag(struct u2f_key_handle * kh, uint8_t * appid, uint8
memmove(tag, hashbuf, CREDENTIAL_TAG_SIZE);
}
static int8_t u2f_new_keypair(struct u2f_key_handle * kh, uint8_t * appid, uint8_t * pubkey)
int8_t u2f_new_keypair(struct u2f_key_handle * kh, uint8_t * appid, uint8_t * pubkey)
{
ctap_generate_rng(kh->key, U2F_KEY_HANDLE_KEY_SIZE);
u2f_make_auth_tag(kh, appid, kh->tag);
@@ -286,6 +286,7 @@ static int16_t u2f_register(struct u2f_register_request * req, bool fromNFC)
uint8_t i[] = {0x0,U2F_EC_FMT_UNCOMPRESSED};
struct u2f_key_handle key_handle;
static uint32_t count = 0;
uint8_t pubkey[64];
uint8_t hash[32];
uint8_t * sig = (uint8_t*)req;
@@ -300,11 +301,12 @@ static int16_t u2f_register(struct u2f_register_request * req, bool fromNFC)
return U2F_SW_CONDITIONS_NOT_SATISFIED;
}
}
uint32_t t1 = millis();
if ( u2f_new_keypair(&key_handle, req->app, pubkey) == -1)
{
return U2F_SW_INSUFFICIENT_MEMORY;
}
printf1(TAG_NFC, "keygen time: %d ms\r\n", millis()-t1);
crypto_sha256_init();
crypto_sha256_update(i,1);