Add support for EOS Classic (EOSC)

EIP-155 is now properly working with EOS-Classic!! Tested personally on the Ledger Nano S

homepage : https://eos-classic.io
block explorer : https://explorer.eos-classic.io
network statistics : https://stats.eos-classic.io
slip0044 index : 2018
chainId : 20

Proof of EIP-155 in genesis block:
https://github.com/eosclassic/eosclassic/blob/master/params/config.go#L63

cc: @eosclassic

Makefile

@@ -110,9 +110,13 @@ else ifeq ($(CHAIN),atheios)
 APP_LOAD_PARAMS += --path "44'/1620'"
 DEFINES += CHAINID_UPCASE=\"ATHEIOS\" CHAINID_COINNAME=\"ATH\" CHAIN_KIND=CHAIN_KIND_ATHEIOS CHAIN_ID=1620
 APPNAME = "Atheios"
+else ifeq ($(CHAIN),eosclassic)
+APP_LOAD_PARAMS += --path "44'/2018'"
+DEFINES += CHAINID_UPCASE=\"EOSCLASSIC\" CHAINID_COINNAME=\"EOSC\" CHAIN_KIND=CHAIN_KIND_EOSCLASSIC CHAIN_ID=20
+APPNAME = "EOSClassic"
 else
 ifeq ($(filter clean,$(MAKECMDGOALS)),)
-$(error Unsupported CHAIN - use ethereum, ethereum_classic, expanse, poa, rsk, rsk_testnet, ubiq, wanchain, kusd, musicoin, callisto, ethersocial, ellaism, pirl, akroma, ether1, ethergem)
+$(error Unsupported CHAIN - use ethereum, ethereum_classic, expanse, poa, rsk, rsk_testnet, ubiq, wanchain, kusd, musicoin, callisto, ethersocial, ellaism, pirl, akroma, ether1, ethergem, atheios, eosclassic)
 endif
 endif
 
@@ -204,4 +208,4 @@ include $(BOLOS_SDK)/Makefile.rules
 dep/%.d: %.c Makefile.genericwallet
 
 listvariants:
-	@echo VARIANTS CHAIN ethereum ethereum_classic expanse poa rsk rsk_testnet ubiq wanchain kusd #musicoin callisto ethersocial ellaism pirl akroma ether1 ethergem
+	@echo VARIANTS CHAIN ethereum ethereum_classic expanse poa rsk rsk_testnet ubiq wanchain kusd #musicoin callisto ethersocial ellaism pirl akroma ether1 ethergem atheios eosclassic

src_genericwallet/chainConfig.h

@@ -21,7 +21,8 @@ typedef enum chain_kind_e {
 	CHAIN_KIND_ELLAISM,
 	CHAIN_KIND_ETHER1,
 	CHAIN_KIND_ETHERGEM,
-	CHAIN_KIND_ATHEIOS
+	CHAIN_KIND_ATHEIOS,
+	CHAIN_KIND_EOSCLASSIC
 } chain_kind_t;
 
 typedef struct chain_config_s {

src_genericwallet/main.c

@@ -1561,6 +1561,9 @@ tokenDefinition_t* getKnownToken() {
         case CHAIN_KIND_ATHEIOS:
             numTokens = NUM_TOKENS_ATHEIOS;
             break;
+        case CHAIN_KIND_EOSCLASSIC:
+            numTokens = NUM_TOKENS_EOSCLASSIC;
+            break;
     }
     for (i=0; i<numTokens; i++) {            
         switch(chainConfig->kind) {
@@ -1615,6 +1618,9 @@ tokenDefinition_t* getKnownToken() {
             case CHAIN_KIND_ATHEIOS:
                 currentToken = PIC(&TOKENS_ATHEIOS[i]);
                 break;
+            case CHAIN_KIND_EOSCLASSIC:
+                currentToken = PIC(&TOKENS_EOSCLASSIC[i]);
+                break;
         } 
         if (os_memcmp(currentToken->address, tmpContent.txContent.destination, 20) == 0) {
             return currentToken;

src_genericwallet/tokens.c

@@ -737,3 +737,5 @@ const tokenDefinition_t const TOKENS_CALLISTO[NUM_TOKENS_CALLISTO] = {};
 const tokenDefinition_t const TOKENS_ETHERGEM[NUM_TOKENS_ETHERGEM] = {};
 
 const tokenDefinition_t const TOKENS_ATHEIOS[NUM_TOKENS_ATHEIOS] = {};
+
+const tokenDefinition_t const TOKENS_EOSCLASSIC[NUM_TOKENS_EOSCLASSIC] = {};

src_genericwallet/tokens.h

@@ -40,6 +40,7 @@ typedef struct tokenDefinition_t {
 #define NUM_TOKENS_CALLISTO 0
 #define NUM_TOKENS_ETHERGEM 0
 #define NUM_TOKENS_ATHEIOS 0
+#define NUM_TOKENS_EOSCLASSIC 0
 
 extern tokenDefinition_t const TOKENS_AKROMA[NUM_TOKENS_AKROMA];
 extern tokenDefinition_t const TOKENS_ELLAISM[NUM_TOKENS_ELLAISM];
@@ -58,3 +59,4 @@ extern tokenDefinition_t const TOKENS_MUSICOIN[NUM_TOKENS_MUSICOIN];
 extern tokenDefinition_t const TOKENS_CALLISTO[NUM_TOKENS_CALLISTO];
 extern tokenDefinition_t const TOKENS_ETHERGEM[NUM_TOKENS_ETHERGEM];
 extern tokenDefinition_t const TOKENS_ATHEIOS[NUM_TOKENS_ATHEIOS];
+extern tokenDefinition_t const TOKENS_EOSCLASSIC[NUM_TOKENS_EOSCLASSIC];