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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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97
src/utils.c
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@@ -1,19 +1,19 @@
/*******************************************************************************
* Ledger Ethereum App
* (c) 2016-2019 Ledger
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
********************************************************************************/
* Ledger Ethereum App
* (c) 2016-2019 Ledger
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
********************************************************************************/
#include <stdint.h>
#include <string.h>
@@ -23,16 +23,16 @@
#include "uint256.h"
#include "tokens.h"
static const unsigned char hex_digits[] = {'0', '1', '2', '3', '4', '5', '6', '7',
'8', '9', 'A', 'B', 'C', 'D', 'E', 'F'};
static const unsigned char hex_digits[] =
{'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'};
void array_hexstr(char *strbuf, const void *bin, unsigned int len) {
while (len--) {
*strbuf++ = hex_digits[((*((char *)bin)) >> 4) & 0xF];
*strbuf++ = hex_digits[(*((char *)bin)) & 0xF];
bin = (const void *)((unsigned int)bin + 1);
*strbuf++ = hex_digits[((*((char *) bin)) >> 4) & 0xF];
*strbuf++ = hex_digits[(*((char *) bin)) & 0xF];
bin = (const void *) ((unsigned int) bin + 1);
}
*strbuf = 0; // EOS
*strbuf = 0; // EOS
}
void convertUint256BE(uint8_t *data, uint32_t length, uint256_t *target) {
@@ -45,7 +45,7 @@ void convertUint256BE(uint8_t *data, uint32_t length, uint256_t *target) {
int local_strchr(char *string, char ch) {
unsigned int length = strlen(string);
unsigned int i;
for (i=0; i<length; i++) {
for (i = 0; i < length; i++) {
if (string[i] == ch) {
return i;
}
@@ -56,30 +56,27 @@ int local_strchr(char *string, char ch) {
uint32_t getV(txContent_t *txContent) {
uint32_t v = 0;
if (txContent->vLength == 1) {
v = txContent->v[0];
}
else
if (txContent->vLength == 2) {
v = (txContent->v[0] << 8) | txContent->v[1];
}
else
if (txContent->vLength == 3) {
v = (txContent->v[0] << 16) | (txContent->v[1] << 8) | txContent->v[2];
}
else
if (txContent->vLength == 4) {
v = (txContent->v[0] << 24) | (txContent->v[1] << 16) |
(txContent->v[2] << 8) | txContent->v[3];
}
else
if (txContent->vLength != 0) {
v = txContent->v[0];
} else if (txContent->vLength == 2) {
v = (txContent->v[0] << 8) | txContent->v[1];
} else if (txContent->vLength == 3) {
v = (txContent->v[0] << 16) | (txContent->v[1] << 8) | txContent->v[2];
} else if (txContent->vLength == 4) {
v = (txContent->v[0] << 24) | (txContent->v[1] << 16) | (txContent->v[2] << 8) |
txContent->v[3];
} else if (txContent->vLength != 0) {
PRINTF("Unexpected v format\n");
THROW(EXCEPTION);
}
return v;
}
void amountToString(uint8_t* amount, uint8_t amount_size, uint8_t decimals, char* ticker, char* out_buffer, uint8_t out_buffer_size){
void amountToString(uint8_t *amount,
uint8_t amount_size,
uint8_t decimals,
char *ticker,
char *out_buffer,
uint8_t out_buffer_size) {
uint256_t amount_256;
char tmp_buffer[100];
convertUint256BE(amount, amount_size, &amount_256);
@@ -90,25 +87,29 @@ void amountToString(uint8_t* amount, uint8_t amount_size, uint8_t decimals, char
memcpy(out_buffer, ticker, MIN(out_buffer_size, ticker_len));
adjustDecimals(tmp_buffer, amount_len, out_buffer + ticker_len, out_buffer_size - ticker_len -1, decimals);
out_buffer[out_buffer_size-1] = '\0';
adjustDecimals(tmp_buffer,
amount_len,
out_buffer + ticker_len,
out_buffer_size - ticker_len - 1,
decimals);
out_buffer[out_buffer_size - 1] = '\0';
}
bool parse_swap_config(uint8_t* config, uint8_t config_len, char* ticker, uint8_t* decimals){
bool parse_swap_config(uint8_t *config, uint8_t config_len, char *ticker, uint8_t *decimals) {
uint8_t ticker_len, offset = 0;
if (config_len == 0){
if (config_len == 0) {
return false;
}
ticker_len = config[offset++];
if(ticker_len == 0 || ticker_len > MAX_TICKER_LEN - 2 || config_len - offset < ticker_len){
if (ticker_len == 0 || ticker_len > MAX_TICKER_LEN - 2 || config_len - offset < ticker_len) {
return false;
}
memcpy(ticker, config+offset, ticker_len);
memcpy(ticker, config + offset, ticker_len);
offset += ticker_len;
ticker[ticker_len] = ' ';
ticker[ticker_len+1] = '\0';
ticker[ticker_len + 1] = '\0';
if(config_len - offset < 1){
if (config_len - offset < 1) {
return false;
}
*decimals = config[offset];