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TamtamHero
2020-12-01 16:20:13 +01:00
parent 1421a74be5
commit 17bd07a346
80 changed files with 8859 additions and 5091 deletions
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269
src_plugins/eth2/eth2_plugin.c
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@@ -13,155 +13,156 @@ void getEth2PublicKey(uint32_t *bip32Path, uint8_t bip32PathLength, uint8_t *out
#define WITHDRAWAL_KEY_PATH_2 3600
#define WITHDRAWAL_KEY_PATH_4 0
#define ETH2_DEPOSIT_PUBKEY_OFFSET 0x80
#define ETH2_DEPOSIT_PUBKEY_OFFSET 0x80
#define ETH2_WITHDRAWAL_CREDENTIALS_OFFSET 0xE0
#define ETH2_SIGNATURE_OFFSET 0x120
#define ETH2_DEPOSIT_PUBKEY_LENGTH 0x30
#define ETH2_SIGNATURE_OFFSET 0x120
#define ETH2_DEPOSIT_PUBKEY_LENGTH 0x30
#define ETH2_WITHDRAWAL_CREDENTIALS_LENGTH 0x20
#define ETH2_SIGNATURE_LENGTH 0x60
#define ETH2_SIGNATURE_LENGTH 0x60
typedef struct eth2_deposit_parameters_t {
uint8_t valid;
uint8_t valid;
} eth2_deposit_parameters_t;
void eth2_plugin_call(int message, void *parameters) {
switch (message) {
case ETH_PLUGIN_INIT_CONTRACT: {
ethPluginInitContract_t *msg = (ethPluginInitContract_t *) parameters;
eth2_deposit_parameters_t *context = (eth2_deposit_parameters_t *) msg->pluginContext;
context->valid = 1;
msg->result = ETH_PLUGIN_RESULT_OK;
} break;
switch(message) {
case ETH_PLUGIN_INIT_CONTRACT: {
ethPluginInitContract_t *msg = (ethPluginInitContract_t*)parameters;
eth2_deposit_parameters_t *context = (eth2_deposit_parameters_t*)msg->pluginContext;
context->valid = 1;
msg->result = ETH_PLUGIN_RESULT_OK;
}
break;
case ETH_PLUGIN_PROVIDE_PARAMETER: {
ethPluginProvideParameter_t *msg = (ethPluginProvideParameter_t *) parameters;
eth2_deposit_parameters_t *context = (eth2_deposit_parameters_t *) msg->pluginContext;
uint32_t index;
PRINTF("eth2 plugin provide parameter %d %.*H\n",
msg->parameterOffset,
32,
msg->parameter);
switch (msg->parameterOffset) {
case 4 + (32 * 0): // pubkey offset
case 4 + (32 * 1): // withdrawal credentials offset
case 4 + (32 * 2): // signature offset
case 4 + (32 * 4): // deposit pubkey length
case 4 + (32 * 7): // withdrawal credentials length
case 4 + (32 * 9): // signature length
{
uint32_t check = 0;
switch (msg->parameterOffset) {
case 4 + (32 * 0):
check = ETH2_DEPOSIT_PUBKEY_OFFSET;
break;
case 4 + (32 * 1):
check = ETH2_WITHDRAWAL_CREDENTIALS_OFFSET;
break;
case 4 + (32 * 2):
check = ETH2_SIGNATURE_OFFSET;
break;
case 4 + (32 * 4):
check = ETH2_DEPOSIT_PUBKEY_LENGTH;
break;
case 4 + (32 * 7):
check = ETH2_WITHDRAWAL_CREDENTIALS_LENGTH;
break;
case 4 + (32 * 9):
check = ETH2_SIGNATURE_LENGTH;
break;
default:
break;
}
index = U4BE(msg->parameter, 32 - 4);
if (index != check) {
PRINTF("eth2 plugin parameter check %d failed, expected %d got %d\n",
msg->parameterOffset,
check,
index);
context->valid = 0;
}
msg->result = ETH_PLUGIN_RESULT_OK;
} break;
case ETH_PLUGIN_PROVIDE_PARAMETER : {
ethPluginProvideParameter_t *msg = (ethPluginProvideParameter_t*)parameters;
eth2_deposit_parameters_t *context = (eth2_deposit_parameters_t*)msg->pluginContext;
uint32_t index;
PRINTF("eth2 plugin provide parameter %d %.*H\n", msg->parameterOffset, 32, msg->parameter);
switch(msg->parameterOffset) {
case 4 + (32 * 0): // pubkey offset
case 4 + (32 * 1): // withdrawal credentials offset
case 4 + (32 * 2): // signature offset
case 4 + (32 * 4): // deposit pubkey length
case 4 + (32 * 7): // withdrawal credentials length
case 4 + (32 * 9): // signature length
{
uint32_t check = 0;
switch(msg->parameterOffset) {
case 4 + (32 * 0):
check = ETH2_DEPOSIT_PUBKEY_OFFSET;
break;
case 4 + (32 * 1):
check = ETH2_WITHDRAWAL_CREDENTIALS_OFFSET;
break;
case 4 + (32 * 2):
check = ETH2_SIGNATURE_OFFSET;
break;
case 4 + (32 * 4):
check = ETH2_DEPOSIT_PUBKEY_LENGTH;
break;
case 4 + (32 * 7):
check = ETH2_WITHDRAWAL_CREDENTIALS_LENGTH;
break;
case 4 + (32 * 9):
check = ETH2_SIGNATURE_LENGTH;
break;
default:
break;
}
index = U4BE(msg->parameter, 32 - 4);
if (index != check) {
PRINTF("eth2 plugin parameter check %d failed, expected %d got %d\n", msg->parameterOffset, check, index);
context->valid = 0;
}
msg->result = ETH_PLUGIN_RESULT_OK;
}
break;
case 4 + (32 * 3): // deposit data root
case 4 + (32 * 5): // deposit pubkey
case 4 + (32 * 6):
case 4 + (32 * 10): // signature
case 4 + (32 * 11):
case 4 + (32 * 12):
msg->result = ETH_PLUGIN_RESULT_OK;
break;
case 4 + (32 * 3): // deposit data root
case 4 + (32 * 5): // deposit pubkey
case 4 + (32 * 6):
case 4 + (32 * 10): // signature
case 4 + (32 * 11):
case 4 + (32 * 12):
msg->result = ETH_PLUGIN_RESULT_OK;
break;
case 4 + (32 * 8): // withdrawal credentials
{
uint8_t tmp[48];
uint32_t withdrawalKeyPath[4];
withdrawalKeyPath[0] = WITHDRAWAL_KEY_PATH_1;
withdrawalKeyPath[1] = WITHDRAWAL_KEY_PATH_2;
withdrawalKeyPath[2] = eth2WithdrawalIndex;
withdrawalKeyPath[3] = WITHDRAWAL_KEY_PATH_4;
getEth2PublicKey(withdrawalKeyPath, 4, tmp);
PRINTF("eth2 plugin computed withdrawal public key %.*H\n", 48, tmp);
cx_hash_sha256(tmp, 48, tmp, 32);
tmp[0] = 0;
if (memcmp(tmp, msg->parameter, 32) != 0) {
PRINTF("eth2 plugin invalid withdrawal credentials\n");
PRINTF("Got %.*H\n", 32, msg->parameter);
PRINTF("Expected %.*H\n", 32, tmp);
context->valid = 0;
}
msg->result = ETH_PLUGIN_RESULT_OK;
} break;
case 4 + (32 * 8): // withdrawal credentials
{
uint8_t tmp[48];
uint32_t withdrawalKeyPath[4];
withdrawalKeyPath[0] = WITHDRAWAL_KEY_PATH_1;
withdrawalKeyPath[1] = WITHDRAWAL_KEY_PATH_2;
withdrawalKeyPath[2] = eth2WithdrawalIndex;
withdrawalKeyPath[3] = WITHDRAWAL_KEY_PATH_4;
getEth2PublicKey(withdrawalKeyPath, 4, tmp);
PRINTF("eth2 plugin computed withdrawal public key %.*H\n", 48, tmp);
cx_hash_sha256(tmp, 48, tmp, 32);
tmp[0] = 0;
if (memcmp(tmp, msg->parameter, 32) != 0) {
PRINTF("eth2 plugin invalid withdrawal credentials\n");
PRINTF("Got %.*H\n", 32, msg->parameter);
PRINTF("Expected %.*H\n", 32, tmp);
context->valid = 0;
}
msg->result = ETH_PLUGIN_RESULT_OK;
}
break;
default:
PRINTF("Unhandled parameter offset\n");
break;
}
} break;
default:
PRINTF("Unhandled parameter offset\n");
break;
}
}
break;
case ETH_PLUGIN_FINALIZE: {
ethPluginFinalize_t *msg = (ethPluginFinalize_t *) parameters;
eth2_deposit_parameters_t *context = (eth2_deposit_parameters_t *) msg->pluginContext;
PRINTF("eth2 plugin finalize\n");
if (context->valid) {
msg->numScreens = 1;
msg->uiType = ETH_UI_TYPE_GENERIC;
msg->result = ETH_PLUGIN_RESULT_OK;
} else {
msg->result = ETH_PLUGIN_RESULT_FALLBACK;
}
} break;
case ETH_PLUGIN_FINALIZE: {
ethPluginFinalize_t *msg = (ethPluginFinalize_t*)parameters;
eth2_deposit_parameters_t *context = (eth2_deposit_parameters_t*)msg->pluginContext;
PRINTF("eth2 plugin finalize\n");
if (context->valid) {
msg->numScreens = 1;
msg->uiType = ETH_UI_TYPE_GENERIC;
msg->result = ETH_PLUGIN_RESULT_OK;
}
else {
msg->result = ETH_PLUGIN_RESULT_FALLBACK;
}
}
break;
case ETH_PLUGIN_QUERY_CONTRACT_ID: {
ethQueryContractID_t *msg = (ethQueryContractID_t *) parameters;
strcpy(msg->name, "ETH2");
strcpy(msg->version, "Deposit");
msg->result = ETH_PLUGIN_RESULT_OK;
} break;
case ETH_PLUGIN_QUERY_CONTRACT_ID: {
ethQueryContractID_t *msg = (ethQueryContractID_t*)parameters;
strcpy(msg->name, "ETH2");
strcpy(msg->version, "Deposit");
msg->result = ETH_PLUGIN_RESULT_OK;
}
break;
case ETH_PLUGIN_QUERY_CONTRACT_UI: {
ethQueryContractUI_t *msg = (ethQueryContractUI_t *) parameters;
// eth2_deposit_parameters_t *context = (eth2_deposit_parameters_t*)msg->pluginContext;
switch (msg->screenIndex) {
case 0: {
uint8_t decimals = WEI_TO_ETHER;
uint8_t *ticker = (uint8_t *) PIC(chainConfig->coinName);
strcpy(msg->title, "Amount");
amountToString(tmpContent.txContent.value.value,
tmpContent.txContent.value.length,
decimals,
(char *) ticker,
msg->msg,
100);
msg->result = ETH_PLUGIN_RESULT_OK;
} break;
default:
break;
}
} break;
case ETH_PLUGIN_QUERY_CONTRACT_UI: {
ethQueryContractUI_t *msg = (ethQueryContractUI_t*)parameters;
//eth2_deposit_parameters_t *context = (eth2_deposit_parameters_t*)msg->pluginContext;
switch(msg->screenIndex) {
case 0: {
uint8_t decimals = WEI_TO_ETHER;
uint8_t *ticker = (uint8_t *)PIC(chainConfig->coinName);
strcpy(msg->title, "Amount");
amountToString(tmpContent.txContent.value.value, tmpContent.txContent.value.length, decimals, (char*)ticker, msg->msg, 100);
msg->result = ETH_PLUGIN_RESULT_OK;
}
break;
default:
break;
}
}
break;
default:
PRINTF("Unhandled message %d\n", message);
}
default:
PRINTF("Unhandled message %d\n", message);
}
}
#endif