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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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141
src_plugins/compound/compound_plugin.c
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@@ -1,7 +1,7 @@
#include <string.h>
#include "eth_plugin_interface.h"
#include "shared_context.h" // TODO : rewrite as independant code
#include "eth_plugin_internal.h" // TODO : rewrite as independant code
#include "shared_context.h" // TODO : rewrite as independant code
#include "eth_plugin_internal.h" // TODO : rewrite as independant code
#include "utils.h"
typedef enum {
@@ -39,11 +39,9 @@ typedef struct underlying_asset_decimals_t {
uint8_t decimals;
} underlying_asset_decimals_t;
/* Sadly, we don't have the information about the underlying asset's decimals, which can differ from the cToken decimals.
Therefore, we hardcode a binding table. If Compound adds a lot of token in the future, we will have to move to a CAL
based architecture instead, as this one doesn't scale well.*/
/* Sadly, we don't have the information about the underlying asset's decimals, which can differ from
the cToken decimals. Therefore, we hardcode a binding table. If Compound adds a lot of token in the
future, we will have to move to a CAL based architecture instead, as this one doesn't scale well.*/
#define NUM_COMPOUND_BINDINGS 9
const underlying_asset_decimals_t const UNDERLYING_ASSET_DECIMALS[NUM_COMPOUND_BINDINGS] = {
{"cDAI", 18},
@@ -57,10 +55,13 @@ const underlying_asset_decimals_t const UNDERLYING_ASSET_DECIMALS[NUM_COMPOUND_B
{"cSAI", 18},
};
bool get_underlying_asset_decimals(char* compound_ticker, uint8_t* out_decimals){
for(size_t i = 0; i < NUM_COMPOUND_BINDINGS; i++){
underlying_asset_decimals_t* binding = (underlying_asset_decimals_t *)PIC(&UNDERLYING_ASSET_DECIMALS[i]);
if (strncmp(binding->c_ticker, compound_ticker, strnlen(binding->c_ticker, MAX_TICKER_LEN)) == 0){
bool get_underlying_asset_decimals(char *compound_ticker, uint8_t *out_decimals) {
for (size_t i = 0; i < NUM_COMPOUND_BINDINGS; i++) {
underlying_asset_decimals_t *binding =
(underlying_asset_decimals_t *) PIC(&UNDERLYING_ASSET_DECIMALS[i]);
if (strncmp(binding->c_ticker,
compound_ticker,
strnlen(binding->c_ticker, MAX_TICKER_LEN)) == 0) {
*out_decimals = binding->decimals;
return true;
}
@@ -69,21 +70,21 @@ bool get_underlying_asset_decimals(char* compound_ticker, uint8_t* out_decimals)
}
void compound_plugin_call(int message, void *parameters) {
switch(message) {
switch (message) {
case ETH_PLUGIN_INIT_CONTRACT: {
ethPluginInitContract_t *msg = (ethPluginInitContract_t*)parameters;
compound_parameters_t *context = (compound_parameters_t*)msg->pluginContext;
ethPluginInitContract_t *msg = (ethPluginInitContract_t *) parameters;
compound_parameters_t *context = (compound_parameters_t *) msg->pluginContext;
size_t i;
for (i=0; i<NUM_COMPOUND_SELECTORS; i++) {
if (memcmp((uint8_t *)PIC(COMPOUND_SELECTORS[i]), msg->selector, SELECTOR_SIZE) == 0) {
for (i = 0; i < NUM_COMPOUND_SELECTORS; i++) {
if (memcmp((uint8_t *) PIC(COMPOUND_SELECTORS[i]), msg->selector, SELECTOR_SIZE) ==
0) {
context->selectorIndex = i;
break;
}
}
// enforce that ETH amount should be 0, except in ceth.mint case
if (!allzeroes(msg->pluginSharedRO->txContent->value.value, 32)){
if(context->selectorIndex != CETH_MINT){
if (!allzeroes(msg->pluginSharedRO->txContent->value.value, 32)) {
if (context->selectorIndex != CETH_MINT) {
msg->result = ETH_PLUGIN_RESULT_ERROR;
break;
}
@@ -94,27 +95,35 @@ void compound_plugin_call(int message, void *parameters) {
break;
}
if (msg->dataSize != COMPOUND_EXPECTED_DATA_SIZE[context->selectorIndex]) {
PRINTF("Unexpected data size for command %d expected %d got %d\n", context->selectorIndex,
COMPOUND_EXPECTED_DATA_SIZE[context->selectorIndex], msg->dataSize);
PRINTF("Unexpected data size for command %d expected %d got %d\n",
context->selectorIndex,
COMPOUND_EXPECTED_DATA_SIZE[context->selectorIndex],
msg->dataSize);
msg->result = ETH_PLUGIN_RESULT_ERROR;
break;
}
if(context->selectorIndex == CETH_MINT){
// ETH amount 0x1234 is stored 0x12340000...000 instead of 0x00....001234, so we strip the following zeroes when copying
if (context->selectorIndex == CETH_MINT) {
// ETH amount 0x1234 is stored 0x12340000...000 instead of 0x00....001234, so we
// strip the following zeroes when copying
memset(context->amount, 0, sizeof(context->amount));
memmove(context->amount + sizeof(context->amount) - msg->pluginSharedRO->txContent->value.length, msg->pluginSharedRO->txContent->value.value, msg->pluginSharedRO->txContent->value.length);
memmove(context->amount + sizeof(context->amount) -
msg->pluginSharedRO->txContent->value.length,
msg->pluginSharedRO->txContent->value.value,
msg->pluginSharedRO->txContent->value.length);
}
PRINTF("compound plugin inititialized\n");
msg->result = ETH_PLUGIN_RESULT_OK;
}
break;
} break;
case ETH_PLUGIN_PROVIDE_PARAMETER : {
ethPluginProvideParameter_t *msg = (ethPluginProvideParameter_t*)parameters;
compound_parameters_t *context = (compound_parameters_t*)msg->pluginContext;
PRINTF("compound plugin provide parameter %d %.*H\n", msg->parameterOffset, 32, msg->parameter);
if (context->selectorIndex != CETH_MINT){
switch(msg->parameterOffset) {
case ETH_PLUGIN_PROVIDE_PARAMETER: {
ethPluginProvideParameter_t *msg = (ethPluginProvideParameter_t *) parameters;
compound_parameters_t *context = (compound_parameters_t *) msg->pluginContext;
PRINTF("compound plugin provide parameter %d %.*H\n",
msg->parameterOffset,
32,
msg->parameter);
if (context->selectorIndex != CETH_MINT) {
switch (msg->parameterOffset) {
case 4:
memmove(context->amount, msg->parameter, 32);
msg->result = ETH_PLUGIN_RESULT_OK;
@@ -124,36 +133,35 @@ void compound_plugin_call(int message, void *parameters) {
msg->result = ETH_PLUGIN_RESULT_ERROR;
break;
}
}
else {
} else {
PRINTF("CETH contract expects no parameters\n");
msg->result = ETH_PLUGIN_RESULT_ERROR;
}
}
break;
} break;
case ETH_PLUGIN_FINALIZE: {
ethPluginFinalize_t *msg = (ethPluginFinalize_t*)parameters;
ethPluginFinalize_t *msg = (ethPluginFinalize_t *) parameters;
PRINTF("compound plugin finalize\n");
msg->tokenLookup1 = msg->pluginSharedRO->txContent->destination;
msg->numScreens = 2;
msg->uiType = ETH_UI_TYPE_GENERIC;
msg->result = ETH_PLUGIN_RESULT_OK;
}
break;
} break;
case ETH_PLUGIN_PROVIDE_TOKEN: {
ethPluginProvideToken_t *msg = (ethPluginProvideToken_t*)parameters;
compound_parameters_t *context = (compound_parameters_t*)msg->pluginContext;
ethPluginProvideToken_t *msg = (ethPluginProvideToken_t *) parameters;
compound_parameters_t *context = (compound_parameters_t *) msg->pluginContext;
PRINTF("compound plugin provide token: %d\n", (msg->token1 != NULL));
if (msg->token1 != NULL) {
strcpy((char *)context->ticker_1, (char *)msg->token1->ticker);
switch (context->selectorIndex)
{
strcpy((char *) context->ticker_1, (char *) msg->token1->ticker);
switch (context->selectorIndex) {
case COMPOUND_REDEEM_UNDERLYING:
case COMPOUND_MINT:
case CETH_MINT:
msg->result = get_underlying_asset_decimals(context->ticker_1, &context->decimals) ? ETH_PLUGIN_RESULT_OK : ETH_PLUGIN_RESULT_FALLBACK;
msg->result =
get_underlying_asset_decimals(context->ticker_1, &context->decimals)
? ETH_PLUGIN_RESULT_OK
: ETH_PLUGIN_RESULT_FALLBACK;
break;
// Only case where we use the compound contract decimals
@@ -166,19 +174,16 @@ void compound_plugin_call(int message, void *parameters) {
msg->result = ETH_PLUGIN_RESULT_FALLBACK;
break;
}
}
else {
} else {
msg->result = ETH_PLUGIN_RESULT_FALLBACK;
}
}
break;
} break;
case ETH_PLUGIN_QUERY_CONTRACT_ID: {
ethQueryContractID_t *msg = (ethQueryContractID_t*)parameters;
compound_parameters_t *context = (compound_parameters_t*)msg->pluginContext;
ethQueryContractID_t *msg = (ethQueryContractID_t *) parameters;
compound_parameters_t *context = (compound_parameters_t *) msg->pluginContext;
strcpy(msg->name, "Type");
switch (context->selectorIndex)
{
switch (context->selectorIndex) {
case COMPOUND_REDEEM_UNDERLYING:
case COMPOUND_REDEEM:
strcpy(msg->version, "Redeem");
@@ -194,37 +199,41 @@ void compound_plugin_call(int message, void *parameters) {
}
strcat(msg->version, " Assets");
msg->result = ETH_PLUGIN_RESULT_OK;
}
break;
} break;
case ETH_PLUGIN_QUERY_CONTRACT_UI: {
ethQueryContractUI_t *msg = (ethQueryContractUI_t*)parameters;
compound_parameters_t *context = (compound_parameters_t*)msg->pluginContext;
switch(msg->screenIndex) {
ethQueryContractUI_t *msg = (ethQueryContractUI_t *) parameters;
compound_parameters_t *context = (compound_parameters_t *) msg->pluginContext;
switch (msg->screenIndex) {
case 0: {
strcpy(msg->title, "Amount");
char * ticker_ptr = (char *)context->ticker_1;
char *ticker_ptr = (char *) context->ticker_1;
/* skip "c" in front of cToken unless we use "redeem", as
redeem is the only operation dealing with a cToken amount */
if(context->selectorIndex != COMPOUND_REDEEM){
if (context->selectorIndex != COMPOUND_REDEEM) {
ticker_ptr++;
}
amountToString(context->amount, sizeof(context->amount), context->decimals, ticker_ptr, msg->msg, 100);
amountToString(context->amount,
sizeof(context->amount),
context->decimals,
ticker_ptr,
msg->msg,
100);
msg->result = ETH_PLUGIN_RESULT_OK;
}
break;
} break;
case 1:
strcpy(msg->title, "Contract");
strcpy(msg->msg, "Compound ");
strcat(msg->msg, (char *)context->ticker_1 + 1); // remove the 'c' char at beginning of compound ticker
strcat(msg->msg,
(char *) context->ticker_1 +
1); // remove the 'c' char at beginning of compound ticker
msg->result = ETH_PLUGIN_RESULT_OK;
break;
default:
break;
}
}
break;
} break;
default:
PRINTF("Unhandled message %d\n", message);