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Compatibility with Nano S SDK 1.4

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This commit is contained in:
BTChip github
2018-03-12 11:04:02 +01:00
parent 854e74f3a0
commit 5de67d7ef6
1 changed files with 23 additions and 0 deletions
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23
src_genericwallet/main.c
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@@ -1876,10 +1876,21 @@ unsigned int io_seproxyhal_touch_tx_ok(const bagl_element_t *e) {
tmpCtx.transactionContext.pathLength, privateKeyData, NULL);
cx_ecfp_init_private_key(CX_CURVE_256K1, privateKeyData, 32, &privateKey);
os_memset(privateKeyData, 0, sizeof(privateKeyData));
#if CX_APILEVEL >= 8
unsigned int info = 0;
signatureLength =
cx_ecdsa_sign(&privateKey, CX_RND_RFC6979 | CX_LAST, CX_SHA256,
tmpCtx.transactionContext.hash,
sizeof(tmpCtx.transactionContext.hash), signature, &info);
if (info & CX_ECCINFO_PARITY_ODD) {
signature[0] |= 0x01;
}
#else
signatureLength =
cx_ecdsa_sign(&privateKey, CX_RND_RFC6979 | CX_LAST, CX_SHA256,
tmpCtx.transactionContext.hash,
sizeof(tmpCtx.transactionContext.hash), signature);
#endif
os_memset(&privateKey, 0, sizeof(privateKey));
// Parity is present in the sequence tag in the legacy API
if (tmpContent.txContent.vLength == 0) {
@@ -1952,10 +1963,22 @@ unsigned int io_seproxyhal_touch_signMessage_ok(const bagl_element_t *e) {
tmpCtx.messageSigningContext.pathLength, privateKeyData, NULL);
cx_ecfp_init_private_key(CX_CURVE_256K1, privateKeyData, 32, &privateKey);
os_memset(privateKeyData, 0, sizeof(privateKeyData));
#if CX_APILEVEL >= 8
unsigned int info = 0;
signatureLength = cx_ecdsa_sign(
&privateKey, CX_RND_RFC6979 | CX_LAST, CX_SHA256,
tmpCtx.messageSigningContext.hash,
sizeof(tmpCtx.messageSigningContext.hash), signature, &info);
if (info & CX_ECCINFO_PARITY_ODD) {
signature[0] |= 0x01;
}
#else
signatureLength =
cx_ecdsa_sign(&privateKey, CX_RND_RFC6979 | CX_LAST, CX_SHA256,
tmpCtx.messageSigningContext.hash,
sizeof(tmpCtx.messageSigningContext.hash), signature);
#endif
os_memset(&privateKey, 0, sizeof(privateKey));
G_io_apdu_buffer[0] = 27 + (signature[0] & 0x01);
rLength = signature[3];