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Renamed the existing EIP712 implementation folder

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This commit is contained in:
Alexandre Paillier
2022-05-03 09:33:46 +02:00
parent 895c37e1fa
commit b25eaa1b48
5 changed files with 20 additions and 18 deletions
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36
src_features/signMessageEIP712/cmd_signMessage712.c
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@@ -1,36 +0,0 @@
#include "shared_context.h"
#include "apdu_constants.h"
#include "utils.h"
#include "ui_flow.h"
void handleSignEIP712Message(uint8_t p1,
uint8_t p2,
const uint8_t *workBuffer,
uint16_t dataLength,
unsigned int *flags,
unsigned int *tx) {
UNUSED(tx);
if ((p1 != 00) || (p2 != 00)) {
THROW(0x6B00);
}
if (appState != APP_STATE_IDLE) {
reset_app_context();
}
workBuffer = parseBip32(workBuffer, &dataLength, &tmpCtx.messageSigningContext.bip32);
if (workBuffer == NULL || dataLength < 32 + 32) {
THROW(0x6a80);
}
memmove(tmpCtx.messageSigningContext712.domainHash, workBuffer, 32);
memmove(tmpCtx.messageSigningContext712.messageHash, workBuffer + 32, 32);
#ifdef NO_CONSENT
io_seproxyhal_touch_signMessage_ok(NULL);
#else // NO_CONSENT
ux_flow_init(0, ux_sign_712_v0_flow, NULL);
#endif // NO_CONSENT
*flags |= IO_ASYNCH_REPLY;
}

84
src_features/signMessageEIP712/ui_common_signMessage712.c
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@@ -1,84 +0,0 @@
#include "os_io_seproxyhal.h"
#include "shared_context.h"
#include "ui_callbacks.h"
static const uint8_t EIP_712_MAGIC[] = {0x19, 0x01};
unsigned int io_seproxyhal_touch_signMessage712_v0_ok(__attribute__((unused))
const bagl_element_t *e) {
uint8_t privateKeyData[INT256_LENGTH];
uint8_t hash[INT256_LENGTH];
uint8_t signature[100];
cx_ecfp_private_key_t privateKey;
uint32_t tx = 0;
io_seproxyhal_io_heartbeat();
cx_keccak_init(&global_sha3, 256);
cx_hash((cx_hash_t *) &global_sha3,
0,
(uint8_t *) EIP_712_MAGIC,
sizeof(EIP_712_MAGIC),
NULL,
0);
cx_hash((cx_hash_t *) &global_sha3,
0,
tmpCtx.messageSigningContext712.domainHash,
sizeof(tmpCtx.messageSigningContext712.domainHash),
NULL,
0);
cx_hash((cx_hash_t *) &global_sha3,
CX_LAST,
tmpCtx.messageSigningContext712.messageHash,
sizeof(tmpCtx.messageSigningContext712.messageHash),
hash,
sizeof(hash));
PRINTF("EIP712 hash to sign %.*H\n", 32, hash);
io_seproxyhal_io_heartbeat();
os_perso_derive_node_bip32(CX_CURVE_256K1,
tmpCtx.messageSigningContext712.bip32.path,
tmpCtx.messageSigningContext712.bip32.length,
privateKeyData,
NULL);
io_seproxyhal_io_heartbeat();
cx_ecfp_init_private_key(CX_CURVE_256K1, privateKeyData, 32, &privateKey);
explicit_bzero(privateKeyData, sizeof(privateKeyData));
unsigned int info = 0;
io_seproxyhal_io_heartbeat();
cx_ecdsa_sign(&privateKey,
CX_RND_RFC6979 | CX_LAST,
CX_SHA256,
hash,
sizeof(hash),
signature,
sizeof(signature),
&info);
explicit_bzero(&privateKey, sizeof(privateKey));
G_io_apdu_buffer[0] = 27;
if (info & CX_ECCINFO_PARITY_ODD) {
G_io_apdu_buffer[0]++;
}
if (info & CX_ECCINFO_xGTn) {
G_io_apdu_buffer[0] += 2;
}
format_signature_out(signature);
tx = 65;
G_io_apdu_buffer[tx++] = 0x90;
G_io_apdu_buffer[tx++] = 0x00;
reset_app_context();
// Send back the response, do not restart the event loop
io_exchange(CHANNEL_APDU | IO_RETURN_AFTER_TX, tx);
// Display back the original UX
ui_idle();
return 0; // do not redraw the widget
}
unsigned int io_seproxyhal_touch_signMessage712_v0_cancel(__attribute__((unused))
const bagl_element_t *e) {
reset_app_context();
G_io_apdu_buffer[0] = 0x69;
G_io_apdu_buffer[1] = 0x85;
// Send back the response, do not restart the event loop
io_exchange(CHANNEL_APDU | IO_RETURN_AFTER_TX, 2);
// Display back the original UX
ui_idle();
return 0; // do not redraw the widget
}

62
src_features/signMessageEIP712/ui_flow_signMessage712.c
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@@ -1,62 +0,0 @@
#include "shared_context.h"
#include "ui_callbacks.h"
void prepare_domain_hash_v0() {
snprintf(strings.tmp.tmp, 70, "0x%.*H", 32, tmpCtx.messageSigningContext712.domainHash);
}
void prepare_message_hash_v0() {
snprintf(strings.tmp.tmp, 70, "0x%.*H", 32, tmpCtx.messageSigningContext712.messageHash);
}
// clang-format off
UX_STEP_NOCB(
ux_sign_712_v0_flow_1_step,
pnn,
{
&C_icon_certificate,
"Sign",
"typed message",
});
UX_STEP_NOCB_INIT(
ux_sign_712_v0_flow_2_step,
bnnn_paging,
prepare_domain_hash_v0(),
{
.title = "Domain hash",
.text = strings.tmp.tmp,
});
UX_STEP_NOCB_INIT(
ux_sign_712_v0_flow_3_step,
bnnn_paging,
prepare_message_hash_v0(),
{
.title = "Message hash",
.text = strings.tmp.tmp,
});
UX_STEP_CB(
ux_sign_712_v0_flow_4_step,
pbb,
io_seproxyhal_touch_signMessage712_v0_ok(NULL),
{
&C_icon_validate_14,
"Sign",
"message",
});
UX_STEP_CB(
ux_sign_712_v0_flow_5_step,
pbb,
io_seproxyhal_touch_signMessage712_v0_cancel(NULL),
{
&C_icon_crossmark,
"Cancel",
"signature",
});
// clang-format on
UX_FLOW(ux_sign_712_v0_flow,
&ux_sign_712_v0_flow_1_step,
&ux_sign_712_v0_flow_2_step,
&ux_sign_712_v0_flow_3_step,
&ux_sign_712_v0_flow_4_step,
&ux_sign_712_v0_flow_5_step);