Line data    Source code

       1             : #ifndef HEADER_fd_src_flamenco_runtime_sysvar_fd_sysvar_recent_hashes_h
       2             : #define HEADER_fd_src_flamenco_runtime_sysvar_fd_sysvar_recent_hashes_h
       3             : 
       4             : /* fd_sysvar_recent_hashes.h manages the "recent block hashes" sysvar
       5             :    account (address SysvarRecentB1ockHashes11111111111111111111).  */
       6             : 
       7             : #include "../fd_bank.h"
       8             : 
       9             : /* FD_SYSVAR_RECENT_HASHES_CAP is the max number of block hash entries
      10             :    the recent blockhashes sysvar will include.
      11             : 
      12             :    https://github.com/anza-xyz/agave/blob/6398ddf6ab8a8f81017bf675ab315a70067f0bf0/sdk/program/src/sysvar/recent_blockhashes.rs#L32
      13             : */
      14             : 
      15      191309 : #define FD_SYSVAR_RECENT_HASHES_CAP (150UL)
      16             : 
      17             : FD_PROTOTYPES_BEGIN
      18             : 
      19             : /* Initialize the recent hashes sysvar account. */
      20             : 
      21             : void
      22             : fd_sysvar_recent_hashes_init( fd_bank_t *        bank,
      23             :                               fd_accdb_t *       accdb,
      24             :                               fd_capture_ctx_t * capture_ctx );
      25             : 
      26             : /* Register the block's PoH hash and rewrite the recent hashes sysvar
      27             :    account.  Called once per block when the bank is frozen, after all
      28             :    transactions have executed. */
      29             : 
      30             : void
      31             : fd_sysvar_recent_hashes_update( fd_bank_t *        bank,
      32             :                                 fd_accdb_t *       accdb,
      33             :                                 fd_capture_ctx_t * capture_ctx );
      34             : 
      35             : /* Validate recent hashes sysvar account data.  Returns 1 if content is
      36             :    valid, 0 if not. */
      37             : 
      38             : int
      39             : fd_sysvar_recent_hashes_validate( uchar const * data,
      40             :                                   ulong         sz );
      41             : 
      42             : FD_PROTOTYPES_END
      43             : 
      44             : #endif /* HEADER_fd_src_flamenco_runtime_sysvar_fd_sysvar_recent_hashes_h */