Adding new error error code.

LedgerHQ · Feb 5, 2025 · 497b6d6 · 497b6d6
1 parent dca0347
commit 497b6d6
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Showing 4 changed files with 5 additions and 1 deletion.
diff --git a/doc/COMMANDS.md b/doc/COMMANDS.md
@@ -96,4 +96,5 @@ _Note:_ The maximum number of chunks depends on the maximum available RAM on eac
 | 0xB007 | `SW_BAD_STATE`               | Security issue with bad state               |
 | 0xB008 | `SW_SIGNATURE_FAIL`          | Signature of raw transaction failed         |
 | 0xB009 | `SW_DISPLAY_GAS_FEE_FAIL`    | Failed to display gas fee                   |
+| 0xB00A | `SW_SWAP_CHECKING_FAIL`      | Failed to validate a swap transaction       |
 | 0x9000 | `OK`                         | Success                                     |
diff --git a/src/handler/sign_tx.c b/src/handler/sign_tx.c
@@ -126,6 +126,7 @@ int handler_sign_tx(buffer_t *cdata, uint8_t chunk, bool more) {
                     // This code should never be triggered as the app is supposed to exit after
                     // sending the signed transaction
                     PRINTF("Safety against double signing triggered\n");
+                    io_send_sw(SW_SWAP_CHECKING_FAIL);
                     os_sched_exit(-1);
                 } else {
                     // We will quit the app after this transaction, whether it succeeds or fails
@@ -143,6 +144,7 @@ int handler_sign_tx(buffer_t *cdata, uint8_t chunk, bool more) {
                     // Swap mode
                     PRINTF("swap_check_validity failed\n");
                     // Failsafe
+                    io_send_sw(SW_SWAP_CHECKING_FAIL);
                     swap_finalize_exchange_sign_transaction(false);
                 }
 

diff --git a/src/sw.h b/src/sw.h
@@ -67,4 +67,4 @@
 /**
  * Status word for fail to display gas fee.
  */
-#define SW_SWAP_CHECKING_FAIL 0xB010
+#define SW_SWAP_CHECKING_FAIL 0xB00A
diff --git a/tests/application_client/aptos_command_sender.py b/tests/application_client/aptos_command_sender.py
@@ -46,6 +46,7 @@ class Errors(IntEnum):
     SW_BAD_STATE               = 0xB007
     SW_SIGNATURE_FAIL          = 0xB008
     SW_DISPLAY_GAS_FEE_FAIL    = 0xB009
+    SW_SWAP_CHECKING_FAIL      = 0xB00A
 
 
 def split_message(message: bytes, max_size: int) -> List[bytes]: