Swap improve

.github/workflows/main.yml

@@ -87,7 +87,7 @@ jobs:
         run: "cd tests_zemu; yarn test"
       - name: Upload Snapshots (only failure)
         if: ${{ failure() }}
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: snapshots-tmp
           path: tests_zemu/snapshots-tmp/

app/Makefile.version

@@ -3,4 +3,4 @@ APPVERSION_M=2
 # This is the `spec_version` field of `Runtime`
 APPVERSION_N=36
 # This is the patch version of this release
-APPVERSION_P=5
+APPVERSION_P=6

app/src/common/parser_common.h

@@ -91,6 +91,7 @@ typedef enum {
     parser_swap_wrong_fee,
     parser_swap_unexpected_number_of_items,
     parser_swap_unexpected_field,
+    parser_swap_memo_not_present,
     parser_swap_wrap_amount_computation_error,
     parser_swap_wrong_type,
 } parser_error_t;

app/src/parser_impl.c

@@ -115,6 +115,8 @@ const char *parser_getErrorDescription(parser_error_t err) {
             return "Swap wrap amount computation error";
         case parser_swap_wrong_type:
             return "Swap wrong type";
+        case parser_swap_memo_not_present:
+            return "Swap memo not present";
 
         default:
             return "Unrecognized error code";

app/src/swap/handle_sign_transaction.c

@@ -179,17 +179,20 @@ parser_error_t parser_msg_send(parser_context_t *ctx_parsed_tx, uint8_t displayI
         return parser_swap_wrong_dest_address;
     }
 
-    // Check if memo is present
+    // Check if memo is present. If size of G_swap_state.memo is bigger than 0, then a memo should be present
     displayIdx += 1;
     uint8_t has_memo = 0;
     CHECK_PARSER_ERR(parser_getItem(ctx_parsed_tx, displayIdx, tmpKey, sizeof(tmpKey), tmpValue, sizeof(tmpValue), pageIdx, &pageCount))
-    if (strcmp(tmpKey, "Memo") == 0) {
-        has_memo = 1;
-        if(strcmp(tmpValue, G_swap_state.memo) != 0) {
-            ZEMU_LOGF(200, "Wrong swap tx memo ('%s', should be : '%s').\n", tmpValue, G_swap_state.memo);
-            return parser_swap_wrong_memo;
+    if (strlen(G_swap_state.memo) > 0) {
+        if (strcmp(tmpKey, "Memo") == 0) {
+            has_memo = 1;
+            if(strcmp(tmpValue, G_swap_state.memo) != 0) {
+                ZEMU_LOGF(200, "Wrong swap tx memo ('%s', should be : '%s').\n", tmpValue, G_swap_state.memo);
+                return parser_swap_wrong_memo;
+            }
+        } else {
+            return parser_swap_memo_not_present;
         }
-
         // Prepare for fees
         displayIdx += 1;   
         CHECK_PARSER_ERR(parser_getItem(ctx_parsed_tx, displayIdx, tmpKey, sizeof(tmpKey), tmpValue, sizeof(tmpValue), pageIdx, &pageCount))
@@ -309,17 +312,20 @@ parser_error_t parser_simple_transfer(parser_context_t *ctx_parsed_tx, uint8_t d
         return parser_swap_wrong_dest_coins;
     }
 
-    // Check if memo is present
+    // Check if memo is present. If size of G_swap_state.memo is bigger than 0, then a memo should be present
     displayIdx += 1;
     uint8_t has_memo = 0;
     CHECK_PARSER_ERR(parser_getItem(ctx_parsed_tx, displayIdx, tmpKey, sizeof(tmpKey), tmpValue, sizeof(tmpValue), pageIdx, &pageCount))
-    if (strcmp(tmpKey, "Memo") == 0) {
-        has_memo = 1;
-        if(strcmp(tmpValue, G_swap_state.memo) != 0) {
-            ZEMU_LOGF(200, "Wrong swap tx memo ('%s', should be : '%s').\n", tmpValue, G_swap_state.memo);
-            return parser_swap_wrong_memo;
+    if (strlen(G_swap_state.memo) > 0) {
+        if (strcmp(tmpKey, "Memo") == 0) {
+            has_memo = 1;
+            if(strcmp(tmpValue, G_swap_state.memo) != 0) {
+                ZEMU_LOGF(200, "Wrong swap tx memo ('%s', should be : '%s').\n", tmpValue, G_swap_state.memo);
+                return parser_swap_wrong_memo;
+            }
+        } else {
+            return parser_swap_memo_not_present;
         }
-
         // Prepare for fees
         displayIdx += 1;   
         CHECK_PARSER_ERR(parser_getItem(ctx_parsed_tx, displayIdx, tmpKey, sizeof(tmpKey), tmpValue, sizeof(tmpValue), pageIdx, &pageCount))