Line data    Source code

       1             : #include "fd_accdb_funk.h"
       2             : #include "../../funk/fd_funk.h"
       3             : 
       4             : void
       5             : fd_accdb_funk_copy_account( fd_account_meta_t *       out_meta,
       6             :                             void *                    out_data,
       7             :                             fd_account_meta_t const * src_meta,
       8          84 :                             void const *              src_data ) {
       9          84 :   memset( out_meta, 0, sizeof(fd_account_meta_t) );
      10          84 :   out_meta->lamports = src_meta->lamports;
      11          84 :   if( FD_LIKELY( out_meta->lamports ) ) {
      12          78 :     memcpy( out_meta->owner, src_meta->owner, 32UL );
      13          78 :     out_meta->executable = !!src_meta->executable;
      14          78 :     out_meta->dlen       = (uint)src_meta->dlen;
      15          78 :     fd_memcpy( out_data, src_data, out_meta->dlen );
      16          78 :   }
      17          84 : }
      18             : 
      19             : void
      20             : fd_accdb_funk_copy_truncated( fd_account_meta_t *       out_meta,
      21           6 :                               fd_account_meta_t const * src_meta ) {
      22           6 :   memset( out_meta, 0, sizeof(fd_account_meta_t) );
      23           6 :   out_meta->lamports = src_meta->lamports;
      24           6 :   if( FD_LIKELY( out_meta->lamports ) ) {
      25           6 :     memcpy( out_meta->owner, src_meta->owner, 32UL );
      26           6 :     out_meta->executable = !!src_meta->executable;
      27           6 :     out_meta->dlen       = 0;
      28           6 :   }
      29           6 : }
      30             : 
      31             : /* fd_accdb_v1_prep_create preps a writable handle for a newly created
      32             :    account. */
      33             : 
      34             : fd_accdb_rw_t *
      35             : fd_accdb_funk_prep_create( fd_accdb_rw_t *       rw,
      36             :                            fd_funk_t *           funk,
      37             :                            fd_funk_txn_t const * txn,
      38             :                            void const *          address,
      39             :                            void *                val,
      40             :                            ulong                 val_sz,
      41         285 :                            ulong                 val_max ) {
      42         285 :   FD_CRIT( val_sz >=sizeof(fd_account_meta_t), "invalid val_sz"  );
      43         285 :   FD_CRIT( val_max>=sizeof(fd_account_meta_t), "invalid val_max" );
      44         285 :   FD_CRIT( val_sz<=val_max, "invalid val_max" );
      45             : 
      46         285 :   fd_funk_rec_t * rec = fd_funk_rec_pool_acquire( funk->rec_pool, NULL, 1, NULL );
      47         285 :   if( FD_UNLIKELY( !rec ) ) FD_LOG_CRIT(( "Failed to modify account: DB record pool is out of memory" ));
      48             : 
      49         285 :   fd_funk_txn_xid_copy( rec->pair.xid, &txn->xid );
      50         285 :   memcpy( rec->pair.key->uc, address, 32UL );
      51         285 :   rec->map_next  = 0U;
      52         285 :   rec->ver_lock  = fd_funk_rec_ver_lock( fd_funk_rec_ver_inc( fd_funk_rec_ver_bits( rec->ver_lock ) ), FD_FUNK_REC_LOCK_MASK );
      53         285 :   rec->next_idx  = FD_FUNK_REC_IDX_NULL;
      54         285 :   rec->prev_idx  = FD_FUNK_REC_IDX_NULL;
      55         285 :   rec->val_sz    = (uint)( fd_ulong_min( val_sz,  FD_FUNK_REC_VAL_MAX ) & FD_FUNK_REC_VAL_MAX );
      56         285 :   rec->val_max   = (uint)( fd_ulong_min( val_max, FD_FUNK_REC_VAL_MAX ) & FD_FUNK_REC_VAL_MAX );
      57         285 :   rec->tag       = 0;
      58         285 :   rec->val_gaddr = fd_wksp_gaddr_fast( funk->wksp, val );
      59             : 
      60         285 :   fd_account_meta_t * meta = val;
      61         285 :   meta->slot = txn->xid.ul[0];
      62             : 
      63         285 :   *rw = (fd_accdb_rw_t){0};
      64         285 :   memcpy( rw->ref->address, address, 32UL );
      65         285 :   rw->ref->accdb_type = FD_ACCDB_TYPE_V1;
      66         285 :   rw->ref->user_data  = (ulong)rec;
      67         285 :   rw->ref->user_data2 = (ulong)txn;
      68         285 :   rw->ref->ref_type   = FD_ACCDB_REF_RW;
      69         285 :   rw->meta            = meta;
      70         285 :   return rw;
      71         285 : }
      72             : 
      73             : /* fd_accdb_prep_inplace preps a writable handle for a mutable record. */
      74             : 
      75             : fd_accdb_rw_t *
      76             : fd_accdb_funk_prep_inplace( fd_accdb_rw_t * rw,
      77             :                             fd_funk_t *     funk,
      78        6633 :                             fd_funk_rec_t * rec ) {
      79             :   /* Take the opportunity to run some validation checks */
      80        6633 :   if( FD_UNLIKELY( !rec->val_gaddr ) ) {
      81           0 :     FD_LOG_CRIT(( "Failed to prepare in-place account write: rec %p is not allocated", (void *)rec ));
      82           0 :   }
      83             : 
      84        6633 :   *rw = (fd_accdb_rw_t) {0};
      85        6633 :   memcpy( rw->ref->address, rec->pair.key->uc, 32UL );
      86        6633 :   rw->ref->accdb_type = FD_ACCDB_TYPE_V1;
      87        6633 :   rw->ref->user_data  = (ulong)rec;
      88        6633 :   rw->ref->ref_type   = FD_ACCDB_REF_RW;
      89        6633 :   rw->meta            = fd_funk_val( rec, funk->wksp );
      90        6633 :   if( FD_UNLIKELY( !rw->meta->lamports ) ) {
      91        3072 :     memset( rw->meta, 0, sizeof(fd_account_meta_t) );
      92        3072 :   }
      93        6633 :   return rw;
      94        6633 : }
      95             : 
      96             : fd_accdb_rw_t *
      97             : fd_accdb_funk_create( fd_funk_t *           funk,
      98             :                       fd_accdb_rw_t *       rw,
      99             :                       fd_funk_txn_t const * txn,
     100             :                       void const *          address,
     101         195 :                       ulong                 data_max ) {
     102         195 :   ulong  val_sz_min = sizeof(fd_account_meta_t)+data_max;
     103         195 :   ulong  val_max    = 0UL;
     104         195 :   void * val        = fd_alloc_malloc_at_least( funk->alloc, 16UL, val_sz_min, &val_max );
     105         195 :   if( FD_UNLIKELY( !val ) ) {
     106           0 :     FD_LOG_CRIT(( "Failed to modify account: out of memory allocating %lu bytes", data_max ));
     107           0 :   }
     108         195 :   memset( val, 0, sizeof(fd_account_meta_t) );
     109         195 :   return fd_accdb_funk_prep_create( rw, funk, txn, address, val, sizeof(fd_account_meta_t), val_max );
     110         195 : }