Line data    Source code

       1             : #include "fd_native_cpi.h"
       2             : #include "../fd_borrowed_account.h"
       3             : #include "../fd_executor.h"
       4             : #include "../../vm/syscall/fd_vm_syscall.h"
       5             : #include "../../../util/bits/fd_uwide.h"
       6             : 
       7             : int
       8             : fd_native_cpi_execute_system_program_instruction( fd_exec_instr_ctx_t * ctx,
       9             :                                                   fd_system_program_instruction_t const * instr,
      10             :                                                   fd_vm_rust_account_meta_t const * acct_metas,
      11             :                                                   ulong acct_metas_len,
      12             :                                                   fd_pubkey_t const * signers,
      13           0 :                                                   ulong signers_cnt ) {
      14           0 :   fd_instr_info_t instr_info[ 1 ];
      15           0 :   fd_instruction_account_t instruction_accounts[256];
      16           0 :   ulong instruction_accounts_cnt;
      17             : 
      18             :   /* fd_vm_prepare_instruction will handle missing/invalid account case */
      19           0 :   instr_info->program_id_pubkey = fd_solana_system_program_id;
      20           0 :   instr_info->program_id = UCHAR_MAX;
      21             : 
      22           0 :   for( ulong i = 0UL; i < ctx->txn_ctx->accounts_cnt; i++ ) {
      23           0 :     if( !memcmp( fd_solana_system_program_id.key, ctx->txn_ctx->account_keys[i].key, sizeof(fd_pubkey_t) ) ) {
      24           0 :       instr_info->program_id = (uchar)i;
      25           0 :       break;
      26           0 :     }
      27           0 :   }
      28             : 
      29           0 :   uchar acc_idx_seen[256];
      30           0 :   memset( acc_idx_seen, 0, 256 );
      31             : 
      32           0 :   instr_info->acct_cnt = (ushort)acct_metas_len;
      33           0 :   for ( ulong j = 0; j < acct_metas_len; j++ ) {
      34           0 :     fd_vm_rust_account_meta_t const * acct_meta = &acct_metas[j];
      35             : 
      36           0 :     for ( ulong k = 0; k < ctx->instr->acct_cnt; k++ ) {
      37           0 :       if ( memcmp( acct_meta->pubkey, ctx->instr->acct_pubkeys[k].uc, sizeof(fd_pubkey_t) ) == 0 ) {
      38           0 :         instr_info->acct_pubkeys[j]  = ctx->instr->acct_pubkeys[k];
      39           0 :         instr_info->acct_txn_idxs[j] = ctx->instr->acct_txn_idxs[k];
      40           0 :         instr_info->acct_flags[j]    = 0;
      41           0 :         instr_info->accounts[j]      = ctx->instr->accounts[k];
      42             : 
      43           0 :         instr_info->is_duplicate[j] = acc_idx_seen[k];
      44           0 :         if( FD_LIKELY( !acc_idx_seen[k] ) ) {
      45             :           /* This is the first time seeing this account */
      46           0 :           acc_idx_seen[k] = 1;
      47           0 :         }
      48             : 
      49           0 :         if( acct_meta->is_writable ) {
      50           0 :           instr_info->acct_flags[j] |= FD_INSTR_ACCT_FLAGS_IS_WRITABLE;
      51           0 :         }
      52           0 :         if( acct_meta->is_signer ) {
      53           0 :           instr_info->acct_flags[j] |= FD_INSTR_ACCT_FLAGS_IS_SIGNER;
      54           0 :         }
      55           0 :         break;
      56           0 :       }
      57           0 :     }
      58           0 :   }
      59             : 
      60           0 :   fd_bincode_encode_ctx_t ctx2;
      61           0 :   uchar buf[4096UL]; // Size that is large enough for the instruction
      62           0 :   ctx2.data = buf;
      63           0 :   ctx2.dataend = (uchar*)ctx2.data + sizeof(buf);
      64           0 :   int err = fd_system_program_instruction_encode( instr, &ctx2 );
      65           0 :   if( err ) {
      66           0 :     return FD_EXECUTOR_INSTR_ERR_FATAL;
      67           0 :   }
      68             : 
      69           0 :   instr_info->data = buf;
      70           0 :   instr_info->data_sz = sizeof(buf);
      71           0 :   int exec_err = fd_vm_prepare_instruction( ctx->instr, instr_info, ctx, instruction_accounts,
      72           0 :                                             &instruction_accounts_cnt, signers, signers_cnt );
      73           0 :   if( exec_err != FD_EXECUTOR_INSTR_SUCCESS ) {
      74           0 :     return exec_err;
      75           0 :   }
      76             : 
      77           0 :   return fd_execute_instr( ctx->txn_ctx, instr_info );
      78           0 : }
      79             : 
      80             : void
      81             : fd_native_cpi_create_account_meta( fd_pubkey_t const * key, uchar is_signer,
      82           0 :                                    uchar is_writable, fd_vm_rust_account_meta_t * meta ) {
      83           0 :   meta->is_signer = is_signer;
      84           0 :   meta->is_writable = is_writable;
      85           0 :   fd_memcpy( meta->pubkey, key->key, sizeof(fd_pubkey_t) );
      86           0 : }