initial

Author: ibhatt-jumptrading

src/flamenco/fd_flamenco_base.h

@@ -116,6 +116,17 @@ struct fd_account_meta {
 };
 typedef struct fd_account_meta fd_account_meta_t;
 
+struct fd_account {
+  uchar               pubkey[32UL];
+  fd_account_meta_t * meta;
+};
+typedef struct fd_account fd_account_t;
+
+FD_FN_PURE static inline uchar *
+fd_account_data( fd_account_t const * acc ) {
+  return (uchar *)( acc->meta+1 );
+}
+
 FD_PROTOTYPES_BEGIN
 
 /* fd_acct_addr_cstr converts the given Solana address into a base58-

src/flamenco/runtime/fd_executor.c

@@ -1535,6 +1535,9 @@ fd_executor_setup_txn_account( fd_runtime_t *      runtime,
     FD_LOG_CRIT(( "Failed to join txn account" ));
   }
 
+  memcpy( &txn_out->accounts.pubkeys[idx], acc, sizeof(fd_pubkey_t) );
+  txn_out->accounts.metas[ idx ] = account_meta;
+
   return txn_account;
 }
 

src/flamenco/runtime/fd_runtime.h

@@ -216,6 +216,9 @@ struct fd_txn_out {
     /* If the transaction has a nonce account that must be advanced,
        this would be !=ULONG_MAX. */
     fd_txn_account_t                rollback_fee_payer[ 1 ];
+
+    fd_pubkey_t                     pubkeys[ MAX_TX_ACCOUNT_LOCKS ];
+    fd_account_meta_t *             metas[ MAX_TX_ACCOUNT_LOCKS ];
   } accounts;
 };
 typedef struct fd_txn_out fd_txn_out_t;