Update screen texts

src/handle_query_contract_ui.c

@@ -4,10 +4,15 @@
 static void set_amount_ui(ethQueryContractUI_t *msg, context_t *context) {
     strlcpy(msg->title, "Amount", msg->titleLength);
 
+    // set network ticker (ETH, BNB, etc) if needed
+    if (ADDRESS_IS_NETWORK_TOKEN(context->contract_address_sent)) {
+        strlcpy(context->ticker_sent, msg->network_ticker, sizeof(context->ticker_sent));
+    }
+
     amountToString(msg->pluginSharedRO->txContent->value.value,
                    msg->pluginSharedRO->txContent->value.length,
                    WEI_TO_ETHER,
-                   context->ticker,
+                   context->ticker_sent,
                    msg->msg,
                    msg->msgLength);
 }

src/ledger_nft_plugin.h

@@ -11,6 +11,10 @@
 #define PARAMETER_LENGTH 32
 #define RUN_APPLICATION  1
 
+// Plugin uses 0x00000 as a dummy address to reprecent ETH.
+extern const uint8_t NULL_ETH_ADDRESS[ADDRESS_LENGTH];
+
+#define ADDRESS_IS_NETWORK_TOKEN(_addr) (!memcmp(_addr, NULL_ETH_ADDRESS, ADDRESS_LENGTH))
 typedef enum {
     MINT,
     PRE_SALE_MINT,
@@ -33,7 +37,8 @@ extern const uint8_t *const LEDGER_NFT_SELECTORS[NUM_SELECTORS];
 typedef struct context_t {
     // For display.
     uint8_t amount[PARAMETER_LENGTH];
-    char ticker[MAX_TICKER_LEN];
+    uint8_t contract_address_sent[ADDRESS_LENGTH];
+    char ticker_sent[MAX_TICKER_LEN];
 
     // For parsing data.
     uint16_t offset;
@@ -56,3 +61,13 @@ void handle_query_contract_ui(void *parameters);
 void handle_init_contract(void *parameters);
 void handle_finalize(void *parameters);
 void handle_query_contract_id(void *parameters);
+
+static inline void printf_hex_array(const char *title __attribute__((unused)),
+                                    size_t len __attribute__((unused)),
+                                    const uint8_t *data __attribute__((unused))) {
+    PRINTF(title);
+    for (size_t i = 0; i < len; ++i) {
+        PRINTF("%02x", data[i]);
+    };
+    PRINTF("\n");
+}

src/main.c

@@ -31,6 +31,11 @@ static const uint8_t MINT_SELECTOR[SELECTOR_SIZE] = {0x12, 0x49, 0xc5, 0x8b};
 // Selector: 0xc111fb91
 static const uint8_t PRE_SALE_MINT_SELECTOR[SELECTOR_SIZE] = {0xc1, 0x11, 0xfb, 0x91};
 
+// Plugin uses 0x00000 as a dummy address to reprecent ETH.
+const uint8_t NULL_ETH_ADDRESS[ADDRESS_LENGTH] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+                                                  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+                                                  0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
+
 // Array of all the different nft selectors.
 const uint8_t *const LEDGER_NFT_SELECTORS[NUM_SELECTORS] = {
     MINT_SELECTOR,