Use magic byte instead of tag to differentiate between pre-attestatio…

…n and attestation

src/apdu_sign.c

@@ -186,13 +186,6 @@ static bool sign_reject(void) {
     return true;
 }
 
-/// Magic byte values
-/// See: https://tezos.gitlab.io/user/key-management.html#signer-requests
-#define MAGIC_BYTE_UNSAFE_OP      0x03u  /// magic byte of an operation
-#define MAGIC_BYTE_BLOCK          0x11u  /// magic byte of a block
-#define MAGIC_BYTE_PREATTESTATION 0x12u  /// magic byte of a pre-attestation
-#define MAGIC_BYTE_ATTESTATION    0x13u  /// magic byte of an attestation
-
 /**
  * @brief Carries out final checks before signing
  *
@@ -303,11 +296,17 @@ int handle_sign(buffer_t *cdata, const bool last, const bool with_hash) {
     TZ_ASSERT(G.packet_index == 1u, EXC_PARSE_ERROR);
 
     TZ_ASSERT(buffer_read_u8(cdata, &G.magic_byte), EXC_PARSE_ERROR);
+    bool is_attestation = false;
 
     switch (G.magic_byte) {
         case MAGIC_BYTE_PREATTESTATION:
+            is_attestation = false;
+            TZ_ASSERT(parse_consensus_operation(cdata, &G.parsed_baking_data, is_attestation),
+                      EXC_PARSE_ERROR);
         case MAGIC_BYTE_ATTESTATION:
-            TZ_ASSERT(parse_consensus_operation(cdata, &G.parsed_baking_data), EXC_PARSE_ERROR);
+            is_attestation = true;
+            TZ_ASSERT(parse_consensus_operation(cdata, &G.parsed_baking_data, is_attestation),
+                      EXC_PARSE_ERROR);
             break;
         case MAGIC_BYTE_BLOCK:
             TZ_ASSERT(parse_block(cdata, &G.parsed_baking_data), EXC_PARSE_ERROR);

src/baking_auth.c

@@ -216,10 +216,6 @@ bool parse_block(buffer_t *buf, parsed_baking_data_t *const out) {
     return true;
 }
 
-#define TAG_PREATTESTATION  20
-#define TAG_ATTESTATION     21
-#define TAG_ATTESTATION_DAL 23
-
 /**
  * Data:
  *   + (4 bytes)  uint32:  chain id of the block
@@ -230,33 +226,23 @@ bool parse_block(buffer_t *buf, parsed_baking_data_t *const out) {
  *   + (4 bytes)  uint32:  round of the related block
  *   + (32 bytes) uint8 *: hash of the related block
  */
-bool parse_consensus_operation(buffer_t *buf, parsed_baking_data_t *const out) {
+bool parse_consensus_operation(buffer_t *buf,
+                               parsed_baking_data_t *const out,
+                               bool is_attestation) {
     uint8_t tag;
 
     if (!buffer_read_u32(buf, &out->chain_id.v, BE) ||   // chain id
         !buffer_seek_cur(buf, 32u * sizeof(uint8_t)) ||  // ignore branch
-        !buffer_read_u8(buf, &tag) ||                    // tag
+        !buffer_read_u8(buf, &tag) ||                    // ignore tag
         !buffer_seek_cur(buf, sizeof(uint16_t)) ||       // ignore slot
         !buffer_read_u32(buf, &out->level, BE) ||        // level
         !buffer_read_u32(buf, &out->round, BE) ||        // round
         !buffer_seek_cur(buf, 32u * sizeof(uint8_t))     // ignore hash
     ) {
         return false;
     }
-
-    switch (tag) {
-        case TAG_PREATTESTATION:
-            out->type = BAKING_TYPE_PREATTESTATION;
-            break;
-        case TAG_ATTESTATION:
-        case TAG_ATTESTATION_DAL:
-            out->type = BAKING_TYPE_ATTESTATION;
-            break;
-        default:
-            return false;
-    }
+    out->type = is_attestation ? BAKING_TYPE_ATTESTATION : BAKING_TYPE_PREATTESTATION;
 
     out->is_tenderbake = true;
-
     return true;
 }

src/baking_auth.h

@@ -79,6 +79,7 @@ bool parse_block(buffer_t *buf, parsed_baking_data_t *const out);
  *
  * @param buf: input buffer containing the consensus operation
  * @param out: baking data output
+ * @param is_attestation: whether its an attestation or pre-attestation.
  * @return bool: returns false if it is invalid
  */
-bool parse_consensus_operation(buffer_t *buf, parsed_baking_data_t *const out);
+bool parse_consensus_operation(buffer_t *buf, parsed_baking_data_t *const out, bool is_attestation);

src/delegates.h

@@ -0,0 +1,142 @@
+#pragma once
+
+#include "types.h"
+#include "os.h"
+
+// This file is generated by the ./tools/gen-delegates.sh script.
+
+typedef struct {
+    uint8_t bakerAccount[HASH_SIZE_B58];
+    char* bakerName;
+} named_delegate_t;
+
+static const named_delegate_t named_delegates[] = {
+    {.bakerAccount = "tz1N4GQ8gYgMdq6gUsja783KJButHUHn5K7z", .bakerName = "Obsidian"},
+    {.bakerAccount = "tz1TDSmoZXwVevLTEvKCTHWpomG76oC9S2fJ", .bakerName = "Tezos Capital Legacy"},
+    {.bakerAccount = "tz1Tnjaxk6tbAeC2TmMApPh8UsrEVQvhHvx5", .bakerName = "Crypto Delegate"},
+    {.bakerAccount = "tz1WCd2jm4uSt4vntk4vSuUWoZQGhLcDuR9q", .bakerName = "Happy Tezos"},
+    {.bakerAccount = "tz3e75hU4EhDU3ukyJueh5v6UvEHzGwkg3yC", .bakerName = "At James"},
+    {.bakerAccount = "tz1VmiY38m3y95HqQLjMwqnMS7sdMfGomzKi", .bakerName = "Lucid Mining"},
+    {.bakerAccount = "tz1P2Po7YM526ughEsRbY4oR9zaUPDZjxFrb", .bakerName = "P2P Validator"},
+    {.bakerAccount = "tz1NortRftucvAkD1J58L32EhSVrQEWJCEnB", .bakerName = "Bake'n'Rolls"},
+    {.bakerAccount = "tz1g8vkmcde6sWKaG2NN9WKzCkDM6Rziq194", .bakerName = "StakeNow"},
+    {.bakerAccount = "tz1c3Wh8gNMMsYwZd67JndQpYxdaaPUV27E7", .bakerName = "TezosBC"},
+    {.bakerAccount = "tz1Xek93iSXXckyQ6aYLVS5Rr2tge2en7ZxS", .bakerName = "XTZ Delegate"},
+    {.bakerAccount = "tz1Ldzz6k1BHdhuKvAtMRX7h5kJSMHESMHLC", .bakerName = "PayTezos"},
+    {.bakerAccount = "tz3adcvQaKXTCg12zbninqo3q8ptKKtDFTLv", .bakerName = "Tezzigator"},
+    {.bakerAccount = "tz1d6Fx42mYgVFnHUW8T8A7WBfJ6nD9pVok8", .bakerName = "My Tezos Baking"},
+    {.bakerAccount = "tz1aqcYgG6NuViML5vdWhohHJBYxcDVLNUsE", .bakerName = "LetzBake!"},
+    {.bakerAccount = "tz1KksC8RvjUWAbXYJuNrUbontHGor26Cztk", .bakerName = "Bakednode"},
+    {.bakerAccount = "tz1W5VkdB5s7ENMESVBtwyt9kyvLqPcUczRT", .bakerName = "Tezgate"},
+    {.bakerAccount = "tz1cYufsxHXJcvANhvS55h3aY32a9BAFB494", .bakerName = "BAKER-IL"},
+    {.bakerAccount = "tz1MDKr36woXfVtrtXfV1ppPJERxPcm2wU6V", .bakerName = "Stack Tezos"},
+    {.bakerAccount = "tz2FCNBrERXtaTtNX6iimR1UJ5JSDxvdHM93", .bakerName = "Stake.fish"},
+    {.bakerAccount = "tz1MXFrtZoaXckE41bjUCSjAjAap3AFDSr3N", .bakerName = "Everstake Legacy"},
+    {.bakerAccount = "tz1XhnCdVENzgko5x1MMswLHSoQbJ5NPwLZ6", .bakerName = "Anonstake"},
+    {.bakerAccount = "tz2PdGc7U5tiyqPgTSgqCDct94qd6ovQwP6u", .bakerName = "Tezos Capital"},
+    {.bakerAccount = "tz1KtvGSYU5hdKD288a1koTBURWYuADJGrLE", .bakerName = "Ø Crypto Pool"},
+    {.bakerAccount = "tz1ei4WtWEMEJekSv8qDnu9PExG6Q8HgRGr3", .bakerName = "Bake Tz"},
+    {.bakerAccount = "tz1TcH4Nb3aHNDJ7CGZhU7jgAK1BkSP4Lxds", .bakerName = "XTZ Antipodes"},
+    {.bakerAccount = "tz1fZ767VDbqx4DeKiFswPSHh513f51mKEUZ", .bakerName = "Tezos Bakery"},
+    {.bakerAccount = "tz1SohptP53wDPZhzTWzDUFAUcWF6DMBpaJV", .bakerName = "Hayek Lab"},
+    {.bakerAccount = "tz1go7f6mEQfT2xX2LuHAqgnRGN6c2zHPf5c", .bakerName = "Stakery"},
+    {.bakerAccount = "tz1NpWrAyDL9k2Lmnyxcgr9xuJakbBxdq7FB", .bakerName = "Gate.io"},
+    {.bakerAccount = "tz1NRGxXV9h6SdNaZLcgmjuLx3hyy2f8YoGN", .bakerName = "Bake ꜩ For Me"},
+    {.bakerAccount = "tz1cb8xcmJWcdVU7cNAd93MfEReorvP52P8x", .bakerName = "Mint Capital"},
+    {.bakerAccount = "tz1MQJPGNMijnXnVoBENFz9rUhaPt3S7rWoz", .bakerName = "Tezmania"},
+    {.bakerAccount = "tz1Z1tMai15JWUWeN2PKL9faXXVPMuWamzJj", .bakerName = "XTZ Land"},
+    {.bakerAccount = "tz1YKh8T79LAtWxX29N5VedCSmaZGw9LNVxQ", .bakerName = "TezosBr"},
+    {.bakerAccount = "tz1S1Aew75hMrPUymqenKfHo8FspppXKpW7h", .bakerName = "Tezos Mars"},
+    {.bakerAccount = "tz1aiYKXmSRckyJ9EybKmpVry373rfyngJU8", .bakerName = "View Nodes"},
+    {.bakerAccount = "tz1Kf25fX1VdmYGSEzwFy1wNmkbSEZ2V83sY", .bakerName = "Tezos Seoul"},
+    {.bakerAccount = "tz1MJx9vhaNRSimcuXPK2rW4fLccQnDAnVKJ", .bakerName = "AirGap"},
+    {.bakerAccount = "tz1b9MYGrbN1NAxphLEsPPNT9JC7aNFc5nA4", .bakerName = "TezosRUs"},
+    {.bakerAccount = "tz1bLwpPfr3xqy1gWBF4sGvv8bLJyPHR11kx", .bakerName = "Tezos Hot Bakery"},
+    {.bakerAccount = "tz1LLNkQK4UQV6QcFShiXJ2vT2ELw449MzAA", .bakerName = "TezoSteam"},
+    {.bakerAccount = "tz1hThMBD8jQjFt78heuCnKxJnJtQo9Ao25X", .bakerName = "Tezos Chef"},
+    {.bakerAccount = "tz1bkg7rynMXVcjomoe3diB4URfv8GU2GAcw", .bakerName = "Tz Bank"},
+    {.bakerAccount = "tz1KzSC1J9aBxKp7u8TUnpN8L7S65PBRkgdF", .bakerName = "HashQuark"},
+    {.bakerAccount = "tz1iMAHAVpkCVegF9FLGWUpQQeiAHh4ffdLQ", .bakerName = "Wetez"},
+    {.bakerAccount = "tz1YhNsiRRU8aHNGg7NK3uuP6UDAyacJernB", .bakerName = "Tez Baguette"},
+    {.bakerAccount = "tz1bkKTY9Y3rTsHbpr2fbGUCRm736LLquQfM", .bakerName = "Tezos Tacos"},
+    {.bakerAccount = "tz1cX93Q3KsiTADpCC4f12TBvAmS5tw7CW19", .bakerName = "Tz Bakery"},
+    {.bakerAccount = "tz1Lhf4J9Qxoe3DZ2nfe8FGDnvVj7oKjnMY6", .bakerName = "Tez Baker"},
+    {.bakerAccount = "tz1KfEsrtDaA1sX7vdM4qmEPWuSytuqCDp5j", .bakerName = "XTZ Master"},
+    {.bakerAccount = "tz1Pwgj6j55akKCyvTwwr9X4np1RskSXpQY4", .bakerName = "Validators.com"},
+    {.bakerAccount = "tz1aKxnrzx5PXZJe7unufEswVRCMU9yafmfb", .bakerName = "Tezos Canada"},
+    {.bakerAccount = "tz1X1fpAZtwQk94QXUgZwfgsvkQgyc2KHp9d", .bakerName = "ownBLOCK (OLD)"},
+    {.bakerAccount = "tz1PWCDnz783NNGGQjEFFsHtrcK5yBW4E2rm", .bakerName = "Melange"},
+    {.bakerAccount = "tz1gk3TDbU7cJuiBRMhwQXVvgDnjsxuWhcEA", .bakerName = "Airfoil"},
+    {.bakerAccount = "tz1P9GwUWeAyPoT3ZwBc6gWCTP9exEPaVU3w", .bakerName = "XTZ Bakery I"},
+    {.bakerAccount = "tz1iZEKy4LaAjnTmn2RuGDf2iqdAQKnRi8kY", .bakerName = "Tezzigator Legacy"},
+    {.bakerAccount = "tz1TaLYBeGZD3yKVHQGBM857CcNnFFNceLYh", .bakerName = "Tezocracy"},
+    {.bakerAccount = "tz1c7pVR4w3KSQarJdBeh4NS2WxMUFBy1rHQ", .bakerName = "MyBakerSpace"},
+    {.bakerAccount = "tz1W1f1JrE7VsqgpUpj1iiDobqP5TixgZhDk", .bakerName = "Elite Tezos"},
+    {.bakerAccount = "tz1fUjvVhJrHLZCbhPNvDRckxApqbkievJHN", .bakerName = "Tezzieland"},
+    {.bakerAccount = "tz1Z7bxn1M4ewEWUekPaZfiwtKQRFroezUjY", .bakerName = "Tezos Bay"},
+    {.bakerAccount = "tz1WBfwbT66FC6BTLexc2BoyCCBM9LG7pnVW", .bakerName = "888 XTZ"},
+    {.bakerAccount = "tz1eEnQhbwf6trb8Q8mPb2RaPkNk2rN7BKi8", .bakerName = "Cryptium Labs"},
+    {.bakerAccount = "tz1RCFbB9GpALpsZtu6J58sb74dm8qe6XBzv", .bakerName = "Staked"},
+    {.bakerAccount = "tz1Lc87p6zRaDwzJs9kHvdpm7XzeWE8QTwVB", .bakerName = "Dash Master"},
+    {.bakerAccount = "tz1fb7c66UwePkkfDXz4ajFaBP9hVNLdS7JJ", .bakerName = "Tezos.nu"},
+    {.bakerAccount = "tz1b7YSEeNRqgmjuX4d4aiai2sQTF4A7WBZf", .bakerName = "Tezos Japan"},
+    {.bakerAccount = "tz1LmaFsWRkjr7QMCx5PtV6xTUz3AmEpKQiF", .bakerName = "Blockpower"},
+    {.bakerAccount = "tz1UUgPwikRHW1mEyVZfGYy6QaxrY6Y7WaG5", .bakerName = "Tez Patisserie"},
+    {.bakerAccount = "tz1Zhv3RkfU2pHrmaiDyxp7kFZpZrUCu1CiF", .bakerName = "TZ Bake"},
+    {.bakerAccount = "tz1irJKkXS2DBWkU1NnmFQx1c1L7pbGg4yhk", .bakerName = "Coinbase Custody"},
+    {.bakerAccount = "tz1R6Ej25VSerE3MkSoEEeBjKHCDTFbpKuSX", .bakerName = "TezosSEAsia"},
+    {.bakerAccount = "tz1dhwJY5B1jKdkF7zcyu1v6EBEQjpGmAp1E", .bakerName = "Tezzz"},
+    {.bakerAccount = "tz1Zcxkfa5jKrRbBThG765GP29bUCU3C4ok5", .bakerName = "Tezz City"},
+    {.bakerAccount = "tz1VYQpZvjVhv1CdcENuCNWJQXu1TWBJ8KTD", .bakerName = "Tezos Tokyo"},
+    {.bakerAccount = "tz1bakeKFwqmtLBzghw8CFnqFvRxLj849Vfg", .bakerName = "Tez Milk"},
+    {.bakerAccount = "tz1YdCPrYbksK7HCoYKDyzgfXwY16Fy9rrGa", .bakerName = "Norn Delegate"},
+    {.bakerAccount = "tz1PeZx7FXy7QRuMREGXGxeipb24RsMMzUNe", .bakerName = "Tezos Panda"},
+    {.bakerAccount = "tz1fvBC1cHJzPtUW3ZKd2GZDj7P4XVuLk9vW", .bakerName = "Steaker"},
+    {.bakerAccount = "tz1Vtimi84kLh9RANfRVX2JvYtP4NPCT1aFm", .bakerName = "TezTech Labs"},
+    {.bakerAccount = "tz1QLXqnfN51dkjeghXvKHkJfhvGiM5gK4tc", .bakerName = "Fresh Tezos"},
+    {.bakerAccount = "tz1ZuxNqUk7odhMC4Bfx2NXXeej9ReXKewa8", .bakerName = "SNZ Holding"},
+    {.bakerAccount = "tz1UJvHTgpVzcKWhTazGxVcn5wsHru5Gietg", .bakerName = "Tezry"},
+    {.bakerAccount = "tz3bEQoFCZEEfZMskefZ8q8e4eiHH1pssRax", .bakerName = "Ceibo XTZ"},
+    {.bakerAccount = "tz1VHFxUuBhwopxC9YC9gm5s2MHBHLyCtvN1", .bakerName = "Hyperblocks"},
+    {.bakerAccount = "tz1SYq214SCBy9naR6cvycQsYcUGpBqQAE8d", .bakerName = "Coinone"},
+    {.bakerAccount = "tz1V2FYediKBAEaTpXXJBSjuQpjkyCzrTSiE", .bakerName = "Stake House"},
+    {.bakerAccount = "tz1bRaSjKZrSrSeQHBDiCqjKXqtZYZM1t8FW", .bakerName = "Imma Baker"},
+    {.bakerAccount = "tz1Vyuu4EJ5Nym4JcrfRLnp3hpaq1DSEp1Ke", .bakerName = "POS Bakerz"},
+    {.bakerAccount = "tz1hAYfexyzPGG6RhZZMpDvAHifubsbb6kgn", .bakerName = "Tezos Suisse"},
+    {.bakerAccount = "tz1RV1MBbZMR68tacosb7Mwj6LkbPSUS1er1", .bakerName = "Baking Tacos"},
+    {.bakerAccount = "tz1gg5bjopPcr9agjamyu9BbXKLibNc2rbAq", .bakerName = "Hodl.farm"},
+    {.bakerAccount = "tz1djEKk6j1FqigTgbRsunbnY9BB7qsn1aAQ", .bakerName = "Tezos Ninja"},
+    {.bakerAccount = "tz1coHzgoQYRu1Ezn5QChfFEjwTrBzGNQT6U", .bakerName = "Clutch Oven"},
+    {.bakerAccount = "tz1VceyYUpq1gk5dtp6jXQRtCtY8hm5DKt72", .bakerName = "Tezetetic"},
+    {.bakerAccount = "tz1bHzftcTKZMTZgLLtnrXydCm6UEqf4ivca", .bakerName = "Tezos Vote"},
+    {.bakerAccount = "tz1LBEKXaxQbd5Gtzbc1ATCwc3pppu81aWGc", .bakerName = "Tez-Baking"},
+    {.bakerAccount = "tz1TnYeuR4HhUTapQiXvzcjmcpvZYwR1B5S3", .bakerName = "XTZ Bakery II"},
+    {.bakerAccount = "tz1iJ4qgGTzyhaYEzd1RnC6duEkLBd1nzexh", .bakerName = "Tz Envoy"},
+    {.bakerAccount = "tz1Nn14BBsDULrPXtkM9UQeXaE4iqJhmqmK5", .bakerName = "Tezos Kitchen"},
+    {.bakerAccount = "tz1V4qCyvPKZ5UeqdH14HN42rxvNPQfc9UZg", .bakerName = "Shake 'n Bake"},
+    {.bakerAccount = "tz1LH4L6XYT2JNPhvWYC4Zq3XEiGgEwzNRvo", .bakerName = "Stir Delegate"},
+    {.bakerAccount = "tz1Z3KCf8CLGAYfvVWPEr562jDDyWkwNF7sT", .bakerName = "Stake Capital"},
+    {.bakerAccount = "tz1Scdr2HsZiQjc7bHMeBbmDRXYVvdhjJbBh", .bakerName = "Chorus One - 2"},
+    {.bakerAccount = "tz1isXamBXpTUgbByQ6gXgZQg4GWNW7r6rKE", .bakerName = "TEZWHALE"},
+    {.bakerAccount = "tz1egbN6RK2bM5vt4aAZw6r9j4nL8z49bPdS",
+     .bakerName = "Money every 3 days (OLD)"},
+    {.bakerAccount = "tz1NEKxGEHsFufk87CVZcrqWu8o22qh46GK6", .bakerName = "Money every 3 days"},
+    {.bakerAccount = "tz1aEsrxrhTYNcg897HjSWnJ5yjR95pxVD1d", .bakerName = "mamabaker"},
+    {.bakerAccount = "tz1V3yg82mcrPJbegqVCPn6bC8w1CSTRp3f8", .bakerName = "TezoShop"},
+    {.bakerAccount = "tz1RSWMYKGAykpizFteowByYMueCYv9TMn1L", .bakerName = "Tezos Alliance"},
+    {.bakerAccount = "tz1dbfppLAAxXZNtf2SDps7rch3qfUznKSoK",
+     .bakerName = "Coinhouse Staking Services"},
+    {.bakerAccount = "tz1dNVDWPf3Q59SdJqnjdnu277iyvReiRS9M", .bakerName = "Steak.and.Bake"},
+    {.bakerAccount = "tz1UdeKoMJivgqRgRUNzroMwRJYmJY8BtaWe", .bakerName = "AlphaTezos"},
+    {.bakerAccount = "tz1ijdEfmUoQXJfSiKCLRioeCfSrKP3sVsff", .bakerName = "Tezos Japan"},
+    {.bakerAccount = "tz1hgjLqCZWCtarByUMYd81F4FKRY5t1V978", .bakerName = "Tez Dispensery"},
+    {.bakerAccount = "tz1ZcTRk5uxD86EFEn1vvNffWWqJy7q5eVhc", .bakerName = "Ateza"},
+    {.bakerAccount = "tz1Q8QkSBS63ZQnH3fBTiAMPes9R666Rn6Sc", .bakerName = "YieldWallet.io"},
+    {.bakerAccount = "tz1STeamwbp68THcny9zk3LsbG3H36DMvbRK", .bakerName = "Staking Team"},
+    {.bakerAccount = "tz1MWhSr4oT8W67CKdxduqp4bkVyF32qsERK", .bakerName = "Morpheus Tezos"},
+    {.bakerAccount = "tz1fJHFn6sWEd3NnBPngACuw2dggTv6nQZ7g", .bakerName = "Baking Team"},
+    {.bakerAccount = "tz1aRoaRhSpRYvFdyvgWLL6TGyRoGF51wDjM", .bakerName = "Everstake"},
+    {.bakerAccount = "tz1NEKxGEHsFufk87CVZcrqWu8o22qh46GK6", .bakerName = "Money Every 3 Days"},
+    {.bakerAccount = "tz3e7LbZvUtoXhpUD1yb6wuFodZpfYRb9nWJ", .bakerName = "Eco Tez"},
+    {.bakerAccount = "tz3LV9aGKHDnAZHCtC9SjNtTrKRu678FqSki", .bakerName = "Ledger Live by Kiln"},
+};

src/globals.h

@@ -106,7 +106,7 @@ typedef struct {
     blake2b_hash_state_t hash_state;     ///< current blake2b hash state
     uint8_t final_hash[SIGN_HASH_SIZE];  ///< buffer to hold hash of all the message
 
-    uint8_t magic_byte;              ///< current magic byte read
+    magic_byte_t magic_byte;         ///< current magic byte read
     struct parse_state parse_state;  ///< current parser state
 } apdu_sign_state_t;
 

src/types.h

@@ -68,6 +68,17 @@ typedef enum {
     BAKING_TYPE_PREATTESTATION
 } baking_type_t;
 
+/**
+ * @brief magic byte of operations
+ * See: https://tezos.gitlab.io/user/key-management.html#signer-requests
+ */
+typedef enum {
+    MAGIC_BYTE_UNSAFE_OP = 0x03u,       /// magic byte of an operation
+    MAGIC_BYTE_BLOCK = 0x11u,           /// magic byte of a block
+    MAGIC_BYTE_PREATTESTATION = 0x12u,  /// magic byte of a pre-attestation
+    MAGIC_BYTE_ATTESTATION = 0x13u,     /// magic byte of an attestation
+} magic_byte_t;
+
 typedef uint32_t level_t;
 typedef uint32_t round_t;