fix: corrected parameter of mbedtls_aes_crypt_ecb in _decryptBuffer

victorfleischauer · victorfleischauer · commit b200c42de7cc · 2024-08-19T19:42:55.000-03:00
diff --git a/libraries/Update/src/Updater.cpp b/libraries/Update/src/Updater.cpp
@@ -328,7 +328,7 @@ bool UpdateClass::_decryptBuffer() {
         return false;
       }
     }
-    if (mbedtls_aes_crypt_ecb(&ctx, MBEDTLS_AES_ENCRYPT, _cryptBuffer, _cryptBuffer)) {  //use MBEDTLS_AES_ENCRYPT to decrypt flash code
+    if (mbedtls_aes_crypt_ecb(&ctx, MBEDTLS_AES_DECRYPT, _cryptBuffer, _cryptBuffer)) {  //use MBEDTLS_AES_DECRYPT to decrypt flash code
       return false;
     }
     for (int i = 0; i < ENCRYPTED_BLOCK_SIZE; i++) {

Original file line number	Diff line number	Diff line change
`@@ -328,7 +328,7 @@ bool UpdateClass::_decryptBuffer() {`
`328`	`328`	`return false;`
`329`	`329`	`}`
`330`	`330`	`}`
`331`		`- if (mbedtls_aes_crypt_ecb(&ctx, MBEDTLS_AES_ENCRYPT, _cryptBuffer, _cryptBuffer)) { //use MBEDTLS_AES_ENCRYPT to decrypt flash code`
	`331`	`+ if (mbedtls_aes_crypt_ecb(&ctx, MBEDTLS_AES_DECRYPT, _cryptBuffer, _cryptBuffer)) { //use MBEDTLS_AES_DECRYPT to decrypt flash code`
`332`	`332`	`return false;`
`333`	`333`	`}`
`334`	`334`	`for (int i = 0; i < ENCRYPTED_BLOCK_SIZE; i++) {`