Line data    Source code

       1             : #ifndef HEADER_fd_src_flamenco_runtime_sysvar_fd_sysvar_slot_history_h
       2             : #define HEADER_fd_src_flamenco_runtime_sysvar_fd_sysvar_slot_history_h
       3             : 
       4             : #include "../../fd_flamenco_base.h"
       5             : #include "../fd_bank.h"
       6             : 
       7          21 : #define FD_SLOT_HISTORY_SLOT_FOUND     (0)
       8          21 : #define FD_SLOT_HISTORY_SLOT_FUTURE    (-1)
       9          27 : #define FD_SLOT_HISTORY_SLOT_NOT_FOUND (-2)
      10          12 : #define FD_SLOT_HISTORY_SLOT_TOO_OLD   (-3)
      11             : 
      12             : /* https://github.com/solana-labs/solana/blob/v1.18.26/sdk/program/src/slot_history.rs#L43 */
      13        3525 : #define FD_SLOT_HISTORY_MAX_ENTRIES (1024UL * 1024UL)
      14             : 
      15             : struct fd_slot_history_view {
      16             :   uchar const * bits;
      17             :   ulong         blocks_len;
      18             :   ulong         bits_len;
      19             :   ulong         next_slot;
      20             : };
      21             : typedef struct fd_slot_history_view fd_slot_history_view_t;
      22             : 
      23             : FD_PROTOTYPES_BEGIN
      24             : 
      25             : void
      26             : fd_sysvar_slot_history_init( fd_bank_t *               bank,
      27             :                              fd_accdb_user_t *         accdb,
      28             :                              fd_funk_txn_xid_t const * xid,
      29             :                              fd_capture_ctx_t *        capture_ctx );
      30             : 
      31             : void
      32             : fd_sysvar_slot_history_update( fd_bank_t *               bank,
      33             :                                fd_accdb_user_t *         accdb,
      34             :                                fd_funk_txn_xid_t const * xid,
      35             :                                fd_capture_ctx_t *        capture_ctx );
      36             : 
      37             : int
      38             : fd_sysvar_slot_history_validate( uchar const * data,
      39             :                                  ulong         sz );
      40             : 
      41             : fd_slot_history_view_t *
      42             : fd_sysvar_slot_history_view( fd_slot_history_view_t * view,
      43             :                              uchar const *            data,
      44             :                              ulong                    sz );
      45             : 
      46             : /* Returns FD_SLOT_HISTORY_SLOT_*. */
      47             : int
      48             : fd_sysvar_slot_history_find_slot( fd_slot_history_view_t const * view,
      49             :                                   ulong                          slot );
      50             : 
      51             : FD_PROTOTYPES_END
      52             : 
      53             : #endif /* HEADER_fd_src_flamenco_runtime_sysvar_fd_sysvar_slot_history_h */