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COMMANDS.md

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Aptos commands

Overview

Command name INS Description
GET_VERSION 0x03 Get application version as MAJOR, MINOR, PATCH
GET_APP_NAME 0x04 Get ASCII encoded application name
GET_PUBLIC_KEY 0x05 Get public key given BIP32 path
SIGN_TX 0x06 Sign transaction given BIP32 path and raw transaction

GET_VERSION

Command

CLA INS P1 P2 Lc CData
0x5B 0x03 0x00 0x00 0x00 -

Response

Response length (bytes) SW RData
3 0x9000 MAJOR (1) || MINOR (1) || PATCH (1)

GET_APP_NAME

Command

CLA INS P1 P2 Lc CData
0x5B 0x04 0x00 0x00 0x00 -

Response

Response length (bytes) SW RData
var 0x9000 APPNAME (var)

GET_PUBLIC_KEY

Command

CLA INS P1 P2 Lc CData
0x5B 0x05 0x00 (no display)
0x01 (display)
0x00 1 + 4n len(bip32_path) (1) ||
bip32_path{1} (4) ||
... ||
bip32_path{n} (4)

Response

Response length (bytes) SW RData
var 0x9000 len(public_key) (1) ||
public_key (var) ||
len(chain_code) (1) ||
chain_code (var)

SIGN_TX

Command

CLA INS P1 P2 Lc CData
0x5B 0x06 0x00-0x03 (chunk index) 0x00 (more)
0x80 (last)
1 + 4n len(bip32_path) (1) ||
bip32_path{1} (4) ||
... ||
bip32_path{n} (4)

Response

Response length (bytes) SW RData
var 0x9000 len(signature) (1) ||
signature (var)

Status Words

SW SW name Description
0x6985 SW_DENY Rejected by user
0x6A86 SW_WRONG_P1P2 Either P1 or P2 is incorrect
0x6A87 SW_WRONG_DATA_LENGTH Lc or minimum APDU length is incorrect
0x6D00 SW_INS_NOT_SUPPORTED No command exists with INS
0x6E00 SW_CLA_NOT_SUPPORTED Bad CLA used for this application
0xB000 SW_WRONG_RESPONSE_LENGTH Wrong response length (buffer size problem)
0xB001 SW_DISPLAY_BIP32_PATH_FAIL BIP32 path conversion to string failed
0xB002 SW_DISPLAY_ADDRESS_FAIL Address conversion to string failed
0xB003 SW_DISPLAY_AMOUNT_FAIL Amount conversion to string failed
0xB004 SW_WRONG_TX_LENGTH Wrong raw transaction length
0xB005 SW_TX_PARSING_FAIL Failed to parse raw transaction
0xB006 SW_TX_HASH_FAIL Failed to compute hash digest of raw transaction
0xB007 SW_BAD_STATE Security issue with bad state
0xB008 SW_SIGNATURE_FAIL Signature of raw transaction failed
0x9000 OK Success