LCOV - code coverage report
Current view: top level - discof/restore/utils - fd_slot_delta_parser.h (source / functions) Hit Total Coverage
Test: cov.lcov Lines: 0 28 0.0 %
Date: 2026-03-19 18:19:27 Functions: 0 12 0.0 %

          Line data    Source code
       1             : #ifndef HEADER_fd_src_discof_restore_utils_fd_slot_delta_parser_h
       2             : #define HEADER_fd_src_discof_restore_utils_fd_slot_delta_parser_h
       3             : 
       4             : #include "../../../util/fd_util_base.h"
       5             : 
       6             : struct fd_slot_delta_parser_private;
       7             : typedef struct fd_slot_delta_parser_private fd_slot_delta_parser_t;
       8             : 
       9             : struct fd_sstxncache_entry {
      10             :   ulong slot;
      11             :   uchar blockhash[ 32UL ];
      12             :   uchar txnhash[ 20UL ];
      13             :   uchar result;
      14             : };
      15             : typedef struct fd_sstxncache_entry fd_sstxncache_entry_t;
      16             : 
      17           0 : #define FD_SLOT_DELTA_MAX_ENTRIES (300UL)
      18             : 
      19             : struct fd_slot_entry {
      20             :   ulong slot;
      21             : 
      22             :   struct {
      23             :     ulong next;
      24             :   } pool;
      25             : 
      26             :   struct {
      27             :     ulong next;
      28             :     ulong prev;
      29             :   } map;
      30             : };
      31             : typedef struct fd_slot_entry fd_slot_entry_t;
      32             : 
      33             : #define POOL_NAME  slot_pool
      34           0 : #define POOL_T     fd_slot_entry_t
      35             : #define POOL_IDX_T ulong
      36           0 : #define POOL_NEXT  pool.next
      37             : #include "../../../util/tmpl/fd_pool.c"
      38             : 
      39             : #define MAP_NAME                           slot_set
      40           0 : #define MAP_KEY                            slot
      41             : #define MAP_KEY_T                          ulong
      42           0 : #define MAP_ELE_T                          fd_slot_entry_t
      43           0 : #define MAP_PREV                           map.prev
      44           0 : #define MAP_NEXT                           map.next
      45             : #define MAP_OPTIMIZE_RANDOM_ACCESS_REMOVAL 1
      46             : #include "../../../util/tmpl/fd_map_chain.c"
      47             : 
      48             : typedef void
      49             : (* fd_slot_delta_parser_process_group_fn_t)( void *        _ctx,
      50             :                                              uchar const * blockhash,
      51             :                                              ulong         txnhash_offset );
      52             : 
      53             : typedef void
      54             : (* fd_slot_delta_parser_process_entry_fn_t)( void *                        _ctx,
      55             :                                              fd_sstxncache_entry_t const * entry );
      56             : 
      57             : FD_PROTOTYPES_BEGIN
      58             : 
      59             : FD_FN_CONST ulong
      60             : fd_slot_delta_parser_align( void );
      61             : 
      62             : FD_FN_CONST ulong
      63             : fd_slot_delta_parser_footprint( void );
      64             : 
      65             : void *
      66             : fd_slot_delta_parser_new( void * shmem );
      67             : 
      68             : fd_slot_delta_parser_t *
      69             : fd_slot_delta_parser_join( void * shmem );
      70             : 
      71             : void *
      72             : fd_slot_delta_parser_leave( fd_slot_delta_parser_t * parser );
      73             : 
      74             : void *
      75             : fd_slot_delta_parser_delete( void * shmem );
      76             : 
      77             : void
      78             : fd_slot_delta_parser_init( fd_slot_delta_parser_t * parser );
      79             : 
      80             : /* VerifySlotDeltasError::SlotIsNotRoot
      81             :    https://github.com/anza-xyz/agave/blob/v3.1.8/snapshots/src/error.rs#L135 */
      82           0 : #define FD_SLOT_DELTA_PARSER_ADVANCE_ERROR_SLOT_IS_NOT_ROOT           (-1)
      83             : /* VerifySlotDeltasError:SlotHasMultipleEntries
      84             :    https://github.com/anza-xyz/agave/blob/v3.1.8/snapshots/src/error.rs#L141 */
      85           0 : #define FD_SLOT_DELTA_PARSER_ADVANCE_ERROR_SLOT_HASH_MULTIPLE_ENTRIES (-2)
      86             : /* VerifySlotDeltasError::TooManyEntries
      87             :    https://github.com/anza-xyz/agave/blob/v3.1.8/snapshots/src/error.rs#L132 */
      88           0 : #define FD_SLOT_DELTA_PARSER_ADVANCE_ERROR_TOO_MANY_ENTRIES           (-3)
      89           0 : #define FD_SLOT_DELTA_PARSER_ADVANCE_ERROR_EXCESS_DATA_IN_BUFFER      (-4)
      90           0 : #define FD_SLOT_DELTA_PARSER_ADVANCE_AGAIN                            ( 0)
      91           0 : #define FD_SLOT_DELTA_PARSER_ADVANCE_ENTRY                            ( 1)
      92           0 : #define FD_SLOT_DELTA_PARSER_ADVANCE_GROUP                            ( 2)
      93           0 : #define FD_SLOT_DELTA_PARSER_ADVANCE_DONE                             ( 3)
      94             : 
      95             : static inline const char *
      96           0 : fd_slot_delta_parser_advance_str( int err ) {
      97           0 :   switch( err ) {
      98           0 :     case FD_SLOT_DELTA_PARSER_ADVANCE_ERROR_SLOT_IS_NOT_ROOT:           return "error_slot_is_not_root";
      99           0 :     case FD_SLOT_DELTA_PARSER_ADVANCE_ERROR_SLOT_HASH_MULTIPLE_ENTRIES: return "error_slot_hash_multiple_entries";
     100           0 :     case FD_SLOT_DELTA_PARSER_ADVANCE_ERROR_TOO_MANY_ENTRIES:           return "error_too_many_entries";
     101           0 :     case FD_SLOT_DELTA_PARSER_ADVANCE_ERROR_EXCESS_DATA_IN_BUFFER:      return "error_excess_data_in_buffer";
     102           0 :     case FD_SLOT_DELTA_PARSER_ADVANCE_AGAIN:                            return "again";
     103           0 :     case FD_SLOT_DELTA_PARSER_ADVANCE_ENTRY:                            return "entry";
     104           0 :     case FD_SLOT_DELTA_PARSER_ADVANCE_GROUP:                            return "group";
     105           0 :     case FD_SLOT_DELTA_PARSER_ADVANCE_DONE:                             return "done";
     106           0 :     default:                                                            return "unknown";
     107           0 :   }
     108           0 : }
     109             : 
     110             : struct fd_slot_delta_parser_advance_result {
     111             :   ulong bytes_consumed;
     112             :   union {
     113             :     fd_sstxncache_entry_t const * entry;
     114             : 
     115             :     struct {
     116             :       uchar const * blockhash;
     117             :       ulong         txnhash_offset;
     118             :     } group;
     119             :   };
     120             : };
     121             : 
     122             : typedef struct fd_slot_delta_parser_advance_result fd_slot_delta_parser_advance_result_t;
     123             : 
     124             : int
     125             : fd_slot_delta_parser_consume( fd_slot_delta_parser_t *                parser,
     126             :                               uchar const *                           buf,
     127             :                               ulong                                   bufsz,
     128             :                               fd_slot_delta_parser_advance_result_t * result );
     129             : 
     130             : /* fd_slot_delta_slot_set is a hash set of slots from the txncache. */
     131             : struct fd_slot_delta_slot_set {
     132             :   slot_set_t *      map;
     133             :   fd_slot_entry_t * pool;
     134             :   ulong             ele_cnt; /* number of slots */
     135             : };
     136             : typedef struct fd_slot_delta_slot_set fd_slot_delta_slot_set_t;
     137             : 
     138             : fd_slot_delta_slot_set_t
     139             : fd_slot_delta_parser_slot_set( fd_slot_delta_parser_t * parser );
     140             : 
     141             : FD_PROTOTYPES_END
     142             : 
     143             : #endif /* HEADER_fd_src_discof_restore_utils_fd_slot_delta_parser_h */

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