Line data    Source code

       1             : #ifndef HEADER_fd_src_flamenco_runtime_info_fd_instr_info_h
       2             : #define HEADER_fd_src_flamenco_runtime_info_fd_instr_info_h
       3             : 
       4             : #include "../../fd_flamenco_base.h"
       5             : #include "../../types/fd_types.h"
       6             : #include "../fd_borrowed_account.h"
       7             : 
       8             : // TODO: rename to _MASK
       9      444420 : #define FD_INSTR_ACCT_FLAGS_IS_SIGNER   (0x01U)
      10      300957 : #define FD_INSTR_ACCT_FLAGS_IS_WRITABLE (0x02U)
      11             : 
      12             : #define FD_INSTR_ACCT_MAX (256)
      13             : 
      14             : struct fd_instr_info {
      15             :   uchar                   program_id;
      16             :   ushort                  data_sz;
      17             :   ushort                  acct_cnt;
      18             : 
      19             :   uchar *                 data;
      20             :   fd_pubkey_t             program_id_pubkey;
      21             : 
      22             :   uchar                   acct_txn_idxs[FD_INSTR_ACCT_MAX];
      23             :   uchar                   acct_flags[FD_INSTR_ACCT_MAX];
      24             :   fd_pubkey_t             acct_pubkeys[FD_INSTR_ACCT_MAX];
      25             :   uchar                   is_duplicate[FD_INSTR_ACCT_MAX];
      26             : 
      27             :   /* Indexed by index in instruction, not by index in transaction. */
      28             :   fd_borrowed_account_t * borrowed_accounts[FD_INSTR_ACCT_MAX];
      29             : 
      30             :   /* fd_uwide representation of uint_128 */
      31             :   ulong                   starting_lamports_h;
      32             :   ulong                   starting_lamports_l;
      33             : };
      34             : 
      35             : typedef struct fd_instr_info fd_instr_info_t;
      36             : 
      37             : FD_PROTOTYPES_BEGIN
      38             : 
      39             : void
      40             : fd_convert_txn_instr_to_instr( fd_exec_txn_ctx_t *     txn_ctx,
      41             :                                fd_txn_instr_t const *  txn_instr,
      42             :                                fd_borrowed_account_t * borrowed_accounts,
      43             :                                fd_instr_info_t *       instr );
      44             : 
      45             : FD_FN_PURE static inline int
      46             : fd_instr_acc_is_writable_idx( fd_instr_info_t const * instr,
      47       66057 :                               ulong                   idx ) {
      48       66057 :   return !!(instr->acct_flags[idx] & FD_INSTR_ACCT_FLAGS_IS_WRITABLE);
      49       66057 : }
      50             : 
      51             : static inline int
      52        3261 : fd_instr_acc_is_writable(fd_instr_info_t const * instr, fd_pubkey_t const * acc) {
      53       21504 :   for( uchar i = 0; i < instr->acct_cnt; i++ ) {
      54       21504 :     if( memcmp( &instr->acct_pubkeys[i], acc, sizeof( fd_pubkey_t ) )==0 ) {
      55        3261 :       return fd_instr_acc_is_writable_idx( instr, i );
      56        3261 :     }
      57       21504 :   }
      58             : 
      59           0 :   return 0;
      60        3261 : }
      61             : 
      62             : FD_FN_PURE static inline int
      63             : fd_instr_acc_is_signer_idx( fd_instr_info_t const * instr,
      64      206706 :                             ulong                   idx ) {
      65      206706 :   return !!(instr->acct_flags[idx] & FD_INSTR_ACCT_FLAGS_IS_SIGNER);
      66      206706 : }
      67             : 
      68             : static inline int
      69         696 : fd_instr_acc_is_signer(fd_instr_info_t const * instr, fd_pubkey_t const * acc) {
      70        1758 :   for( uchar i = 0; i < instr->acct_cnt; i++ ) {
      71        1758 :     if( memcmp( &instr->acct_pubkeys[i], acc, sizeof( fd_pubkey_t ) )==0 ) {
      72         696 :       return fd_instr_acc_is_signer_idx( instr, i );
      73         696 :     }
      74        1758 :   }
      75             : 
      76           0 :   return 0;
      77         696 : }
      78             : 
      79             : /* https://github.com/solana-labs/solana/blob/v1.17.23/programs/system/src/system_processor.rs#L35-L41
      80             : 
      81             :    fd_instr_any_signed matches
      82             :    solana_system_program::system_processor::Address::is_signer
      83             :    Scans instruction accounts for matching signer.
      84             : 
      85             :    Returns 1 if *any* instruction account with the given pubkey is a
      86             :    signer and 0 otherwise.  Note that the same account/pubkey can be
      87             :    specified as multiple different instruction accounts that might not
      88             :    all have the signer bit. */
      89             : 
      90             : FD_FN_PURE int
      91             : fd_instr_any_signed( fd_instr_info_t const * info,
      92             :                      fd_pubkey_t const *     pubkey );
      93             : 
      94             : /* fd_instr_info_sum_account_lamports returns the sum of lamport account
      95             :    balances of all instruction accounts in the context.
      96             : 
      97             :    Aborts on integer overflow. */
      98             : 
      99             : int
     100             : fd_instr_info_sum_account_lamports( fd_instr_info_t const * instr, 
     101             :                                     ulong *                 total_lamports_h, 
     102             :                                     ulong *                 total_lamports_l );
     103             : 
     104             : static inline void
     105             : fd_instr_get_signers( fd_instr_info_t const * self,
     106       31044 :                       fd_pubkey_t const *     signers[static FD_TXN_SIG_MAX] ) {
     107       31044 :   ulong j = 0UL;
     108      199746 :   for( uchar i = 0; i < self->acct_cnt && j < FD_TXN_SIG_MAX; i++ )
     109      168702 :     if( fd_instr_acc_is_signer_idx( self, i ) )
     110       78765 :       signers[j++] = &self->acct_pubkeys[i];
     111       31044 : }
     112             : 
     113             : /* Loop conditions could be optimized to allow for unroll/vectorize */
     114             : 
     115             : static inline int
     116             : fd_instr_signers_contains( fd_pubkey_t const * signers[FD_TXN_SIG_MAX],
     117       12561 :                            fd_pubkey_t const * pubkey ) {
     118       26208 :   for( ulong i = 0; i < FD_TXN_SIG_MAX && signers[i]; i++ )
     119       20592 :     if( 0==memcmp( signers[i], pubkey, sizeof( fd_pubkey_t ) ) ) return 1;
     120        5616 :   return 0;
     121       12561 : }
     122             : 
     123             : FD_PROTOTYPES_END
     124             : 
     125             : #endif /* HEADER_fd_src_flamenco_runtime_info_fd_instr_info_h */