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This commit is contained in:
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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314
src_features/provideErc20TokenInformation/cmd_provideTokenInfo.c
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@@ -3,172 +3,212 @@
#include "ui_flow.h"
static const uint8_t const TOKEN_SIGNATURE_PUBLIC_KEY[] = {
// production key 2019-01-11 03:07PM (erc20signer)
0x04,
// production key 2019-01-11 03:07PM (erc20signer)
0x04,
0x5e,0x6c,0x10,0x20,0xc1,0x4d,0xc4,0x64,
0x42,0xfe,0x89,0xf9,0x7c,0x0b,0x68,0xcd,
0xb1,0x59,0x76,0xdc,0x24,0xf2,0x4c,0x31,
0x6e,0x7b,0x30,0xfe,0x4e,0x8c,0xc7,0x6b,
0x5e, 0x6c, 0x10, 0x20, 0xc1, 0x4d, 0xc4, 0x64, 0x42, 0xfe, 0x89, 0xf9, 0x7c, 0x0b, 0x68, 0xcd,
0xb1, 0x59, 0x76, 0xdc, 0x24, 0xf2, 0x4c, 0x31, 0x6e, 0x7b, 0x30, 0xfe, 0x4e, 0x8c, 0xc7, 0x6b,
0x14,0x89,0x15,0x0c,0x21,0x51,0x4e,0xbf,
0x44,0x0f,0xf5,0xde,0xa5,0x39,0x3d,0x83,
0xde,0x53,0x58,0xcd,0x09,0x8f,0xce,0x8f,
0xd0,0xf8,0x1d,0xaa,0x94,0x97,0x91,0x83
};
0x14, 0x89, 0x15, 0x0c, 0x21, 0x51, 0x4e, 0xbf, 0x44, 0x0f, 0xf5, 0xde, 0xa5, 0x39, 0x3d, 0x83,
0xde, 0x53, 0x58, 0xcd, 0x09, 0x8f, 0xce, 0x8f, 0xd0, 0xf8, 0x1d, 0xaa, 0x94, 0x97, 0x91, 0x83};
#ifdef HAVE_CONTRACT_NAME_IN_DESCRIPTOR
void handleProvideErc20TokenInformation(uint8_t p1, uint8_t p2, uint8_t *workBuffer, uint16_t dataLength, unsigned int *flags, unsigned int *tx) {
UNUSED(p1);
UNUSED(p2);
UNUSED(flags);
uint32_t offset = 0;
uint8_t tickerLength, contractNameLength;
uint32_t chainId;
uint8_t hash[32];
cx_sha256_t sha256;
cx_ecfp_public_key_t tokenKey;
void handleProvideErc20TokenInformation(uint8_t p1,
uint8_t p2,
uint8_t *workBuffer,
uint16_t dataLength,
unsigned int *flags,
unsigned int *tx) {
UNUSED(p1);
UNUSED(p2);
UNUSED(flags);
uint32_t offset = 0;
uint8_t tickerLength, contractNameLength;
uint32_t chainId;
uint8_t hash[32];
cx_sha256_t sha256;
cx_ecfp_public_key_t tokenKey;
cx_sha256_init(&sha256);
cx_sha256_init(&sha256);
tmpCtx.transactionContext.currentTokenIndex = (tmpCtx.transactionContext.currentTokenIndex + 1) % MAX_TOKEN;
tokenDefinition_t* token = &tmpCtx.transactionContext.tokens[tmpCtx.transactionContext.currentTokenIndex];
tmpCtx.transactionContext.currentTokenIndex =
(tmpCtx.transactionContext.currentTokenIndex + 1) % MAX_TOKEN;
tokenDefinition_t *token =
&tmpCtx.transactionContext.tokens[tmpCtx.transactionContext.currentTokenIndex];
if (dataLength < 1) {
THROW(0x6A80);
}
tickerLength = workBuffer[offset++];
dataLength--;
if ((tickerLength + 2) >= sizeof(token->ticker)) { // +2 because ' \0' is appended to ticker
THROW(0x6A80);
}
if (dataLength < tickerLength + 1) {
THROW(0x6A80);
}
cx_hash((cx_hash_t*)&sha256, 0, workBuffer + offset, tickerLength, NULL, 0);
memmove(token->ticker, workBuffer + offset, tickerLength);
token->ticker[tickerLength] = ' ';
token->ticker[tickerLength + 1] = '\0';
offset += tickerLength;
dataLength -= tickerLength;
if (dataLength < 1) {
THROW(0x6A80);
}
tickerLength = workBuffer[offset++];
dataLength--;
if ((tickerLength + 2) >= sizeof(token->ticker)) { // +2 because ' \0' is appended to ticker
THROW(0x6A80);
}
if (dataLength < tickerLength + 1) {
THROW(0x6A80);
}
cx_hash((cx_hash_t *) &sha256, 0, workBuffer + offset, tickerLength, NULL, 0);
memmove(token->ticker, workBuffer + offset, tickerLength);
token->ticker[tickerLength] = ' ';
token->ticker[tickerLength + 1] = '\0';
offset += tickerLength;
dataLength -= tickerLength;
contractNameLength = workBuffer[offset++];
dataLength--;
if (dataLength < contractNameLength + 20 + 4 + 4) {
THROW(0x6A80);
}
cx_hash((cx_hash_t*)&sha256, CX_LAST, workBuffer + offset, contractNameLength + 20 + 4 + 4, hash, 32);
memmove(token->contractName, workBuffer + offset, MIN(contractNameLength, sizeof(token->contractName)-1));
token->contractName[MIN(contractNameLength, sizeof(token->contractName)-1)] = '\0';
offset += contractNameLength;
dataLength -= contractNameLength;
contractNameLength = workBuffer[offset++];
dataLength--;
if (dataLength < contractNameLength + 20 + 4 + 4) {
THROW(0x6A80);
}
cx_hash((cx_hash_t *) &sha256,
CX_LAST,
workBuffer + offset,
contractNameLength + 20 + 4 + 4,
hash,
32);
memmove(token->contractName,
workBuffer + offset,
MIN(contractNameLength, sizeof(token->contractName) - 1));
token->contractName[MIN(contractNameLength, sizeof(token->contractName) - 1)] = '\0';
offset += contractNameLength;
dataLength -= contractNameLength;
memmove(token->address, workBuffer + offset, 20);
offset += 20;
dataLength -= 20;
token->decimals = U4BE(workBuffer, offset);
offset += 4;
dataLength -= 4;
chainId = U4BE(workBuffer, offset);
if ((chainConfig->chainId != 0) && (chainConfig->chainId != chainId)) {
PRINTF("ChainId token mismatch\n");
THROW(0x6A80);
}
offset += 4;
dataLength -= 4;
cx_ecfp_init_public_key(CX_CURVE_256K1, TOKEN_SIGNATURE_PUBLIC_KEY, sizeof(TOKEN_SIGNATURE_PUBLIC_KEY), &tokenKey);
if (!cx_ecdsa_verify(&tokenKey, CX_LAST, CX_SHA256, hash, 32, workBuffer + offset, dataLength)) {
PRINTF("Invalid token signature\n");
THROW(0x6A80);
}
tmpCtx.transactionContext.tokenSet[tmpCtx.transactionContext.currentTokenIndex] = 1;
THROW(0x9000);
memmove(token->address, workBuffer + offset, 20);
offset += 20;
dataLength -= 20;
token->decimals = U4BE(workBuffer, offset);
offset += 4;
dataLength -= 4;
chainId = U4BE(workBuffer, offset);
if ((chainConfig->chainId != 0) && (chainConfig->chainId != chainId)) {
PRINTF("ChainId token mismatch\n");
THROW(0x6A80);
}
offset += 4;
dataLength -= 4;
cx_ecfp_init_public_key(CX_CURVE_256K1,
TOKEN_SIGNATURE_PUBLIC_KEY,
sizeof(TOKEN_SIGNATURE_PUBLIC_KEY),
&tokenKey);
if (!cx_ecdsa_verify(&tokenKey,
CX_LAST,
CX_SHA256,
hash,
32,
workBuffer + offset,
dataLength)) {
PRINTF("Invalid token signature\n");
THROW(0x6A80);
}
tmpCtx.transactionContext.tokenSet[tmpCtx.transactionContext.currentTokenIndex] = 1;
THROW(0x9000);
}
#else
void handleProvideErc20TokenInformation(uint8_t p1, uint8_t p2, uint8_t *workBuffer, uint16_t dataLength, unsigned int *flags, unsigned int *tx) {
UNUSED(p1);
UNUSED(p2);
UNUSED(flags);
uint32_t offset = 0;
uint8_t tickerLength;
uint32_t chainId;
uint8_t hash[32];
cx_ecfp_public_key_t tokenKey;
void handleProvideErc20TokenInformation(uint8_t p1,
uint8_t p2,
uint8_t *workBuffer,
uint16_t dataLength,
unsigned int *flags,
unsigned int *tx) {
UNUSED(p1);
UNUSED(p2);
UNUSED(flags);
uint32_t offset = 0;
uint8_t tickerLength;
uint32_t chainId;
uint8_t hash[32];
cx_ecfp_public_key_t tokenKey;
tmpCtx.transactionContext.currentTokenIndex =
(tmpCtx.transactionContext.currentTokenIndex + 1) % MAX_TOKEN;
tokenDefinition_t *token =
&tmpCtx.transactionContext.tokens[tmpCtx.transactionContext.currentTokenIndex];
tmpCtx.transactionContext.currentTokenIndex = (tmpCtx.transactionContext.currentTokenIndex + 1) % MAX_TOKEN;
tokenDefinition_t* token = &tmpCtx.transactionContext.tokens[tmpCtx.transactionContext.currentTokenIndex];
PRINTF("Provisioning currentTokenIndex %d\n", tmpCtx.transactionContext.currentTokenIndex);
PRINTF("Provisioning currentTokenIndex %d\n", tmpCtx.transactionContext.currentTokenIndex);
if (dataLength < 1) {
THROW(0x6A80);
}
tickerLength = workBuffer[offset++];
dataLength--;
if ((tickerLength + 1) >= sizeof(token->ticker)) {
THROW(0x6A80);
}
if (dataLength < tickerLength + 20 + 4 + 4) {
THROW(0x6A80);
}
cx_hash_sha256(workBuffer + offset, tickerLength + 20 + 4 + 4, hash, 32);
memmove(token->ticker, workBuffer + offset, tickerLength);
token->ticker[tickerLength] = ' ';
token->ticker[tickerLength + 1] = '\0';
offset += tickerLength;
dataLength -= tickerLength;
memmove(token->address, workBuffer + offset, 20);
offset += 20;
dataLength -= 20;
token->decimals = U4BE(workBuffer, offset);
offset += 4;
dataLength -= 4;
chainId = U4BE(workBuffer, offset);
if ((chainConfig->chainId != 0) && (chainConfig->chainId != chainId)) {
PRINTF("ChainId token mismatch\n");
THROW(0x6A80);
}
offset += 4;
dataLength -= 4;
if (dataLength < 1) {
THROW(0x6A80);
}
tickerLength = workBuffer[offset++];
dataLength--;
if ((tickerLength + 1) >= sizeof(token->ticker)) {
THROW(0x6A80);
}
if (dataLength < tickerLength + 20 + 4 + 4) {
THROW(0x6A80);
}
cx_hash_sha256(workBuffer + offset, tickerLength + 20 + 4 + 4, hash, 32);
memmove(token->ticker, workBuffer + offset, tickerLength);
token->ticker[tickerLength] = ' ';
token->ticker[tickerLength + 1] = '\0';
offset += tickerLength;
dataLength -= tickerLength;
memmove(token->address, workBuffer + offset, 20);
offset += 20;
dataLength -= 20;
token->decimals = U4BE(workBuffer, offset);
offset += 4;
dataLength -= 4;
chainId = U4BE(workBuffer, offset);
if ((chainConfig->chainId != 0) && (chainConfig->chainId != chainId)) {
PRINTF("ChainId token mismatch\n");
THROW(0x6A80);
}
offset += 4;
dataLength -= 4;
#ifdef HAVE_TOKENS_EXTRA_LIST
tokenDefinition_t *currentToken = NULL;
uint32_t index;
for (index=0; index < NUM_TOKENS_EXTRA; index++) {
currentToken = (tokenDefinition_t *)PIC(&TOKENS_EXTRA[index]);
if (memcmp(currentToken->address, token->address, 20) == 0) {
strcpy((char*)token->ticker, (char*)currentToken->ticker);
token->decimals = currentToken->decimals;
break;
}
for (index = 0; index < NUM_TOKENS_EXTRA; index++) {
currentToken = (tokenDefinition_t *) PIC(&TOKENS_EXTRA[index]);
if (memcmp(currentToken->address, token->address, 20) == 0) {
strcpy((char *) token->ticker, (char *) currentToken->ticker);
token->decimals = currentToken->decimals;
break;
}
}
if (index < NUM_TOKENS_EXTRA) {
PRINTF("Descriptor whitelisted\n");
}
else {
cx_ecfp_init_public_key(CX_CURVE_256K1, TOKEN_SIGNATURE_PUBLIC_KEY, sizeof(TOKEN_SIGNATURE_PUBLIC_KEY), &tokenKey);
if (!cx_ecdsa_verify(&tokenKey, CX_LAST, CX_SHA256, hash, 32, workBuffer + offset, dataLength)) {
PRINTF("Invalid token signature\n");
THROW(0x6A80);
}
PRINTF("Descriptor whitelisted\n");
} else {
cx_ecfp_init_public_key(CX_CURVE_256K1,
TOKEN_SIGNATURE_PUBLIC_KEY,
sizeof(TOKEN_SIGNATURE_PUBLIC_KEY),
&tokenKey);
if (!cx_ecdsa_verify(&tokenKey,
CX_LAST,
CX_SHA256,
hash,
32,
workBuffer + offset,
dataLength)) {
PRINTF("Invalid token signature\n");
THROW(0x6A80);
}
}
#else
cx_ecfp_init_public_key(CX_CURVE_256K1, TOKEN_SIGNATURE_PUBLIC_KEY, sizeof(TOKEN_SIGNATURE_PUBLIC_KEY), &tokenKey);
if (!cx_ecdsa_verify(&tokenKey, CX_LAST, CX_SHA256, hash, 32, workBuffer + offset, dataLength)) {
PRINTF("Invalid token signature\n");
THROW(0x6A80);
}
cx_ecfp_init_public_key(CX_CURVE_256K1,
TOKEN_SIGNATURE_PUBLIC_KEY,
sizeof(TOKEN_SIGNATURE_PUBLIC_KEY),
&tokenKey);
if (!cx_ecdsa_verify(&tokenKey,
CX_LAST,
CX_SHA256,
hash,
32,
workBuffer + offset,
dataLength)) {
PRINTF("Invalid token signature\n");
THROW(0x6A80);
}
#endif
tmpCtx.transactionContext.tokenSet[tmpCtx.transactionContext.currentTokenIndex] = 1;
THROW(0x9000);
tmpCtx.transactionContext.tokenSet[tmpCtx.transactionContext.currentTokenIndex] = 1;
THROW(0x9000);
}
#endif