diff options
Diffstat (limited to 'src/H5B2int.c')
-rw-r--r-- | src/H5B2int.c | 38 |
1 files changed, 24 insertions, 14 deletions
diff --git a/src/H5B2int.c b/src/H5B2int.c index eae1291..c192c65 100644 --- a/src/H5B2int.c +++ b/src/H5B2int.c @@ -149,6 +149,8 @@ H5B2_shared_init (H5F_t *f, H5B2_t *bt2, const H5B2_class_t *type, unsigned split_percent, unsigned merge_percent) { H5B2_shared_t *shared = NULL; /* Shared B-tree information */ + size_t sz_max_nrec; /* Temporary variable for range checking */ + unsigned u_max_nrec_size; /* Temporary variable for range checking */ unsigned u; /* Local index variable */ herr_t ret_value = SUCCEED; /* Return value */ @@ -182,7 +184,8 @@ HDmemset(shared->page, 0, shared->node_size); HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed") /* Initialize leaf node info */ - shared->node_info[0].max_nrec = H5B2_NUM_LEAF_REC(shared->node_size, shared->rrec_size); + sz_max_nrec = H5B2_NUM_LEAF_REC(shared->node_size, shared->rrec_size); + H5_ASSIGN_OVERFLOW(/* To: */ shared->node_info[0].max_nrec, /* From: */ sz_max_nrec, /* From: */ size_t, /* To: */ unsigned) shared->node_info[0].split_nrec = (shared->node_info[0].max_nrec * shared->split_percent) / 100; shared->node_info[0].merge_nrec = (shared->node_info[0].max_nrec * shared->merge_percent) / 100; shared->node_info[0].cum_max_nrec = shared->node_info[0].max_nrec; @@ -203,13 +206,15 @@ HDmemset(shared->page, 0, shared->node_size); /* Compute size to store # of records in each node */ /* (uses leaf # of records because its the largest) */ - shared->max_nrec_size = H5V_limit_enc_size((uint64_t)shared->node_info[0].max_nrec); + u_max_nrec_size = H5V_limit_enc_size((uint64_t)shared->node_info[0].max_nrec); + H5_ASSIGN_OVERFLOW(/* To: */ shared->max_nrec_size, /* From: */ u_max_nrec_size, /* From: */ unsigned, /* To: */ unsigned char) HDassert(shared->max_nrec_size <= H5B2_SIZEOF_RECORDS_PER_NODE); /* Initialize internal node info */ if(depth > 0) { for(u = 1; u < (depth + 1); u++) { - shared->node_info[u].max_nrec = H5B2_NUM_INT_REC(f, shared, u); + sz_max_nrec = H5B2_NUM_INT_REC(f, shared, u); + H5_ASSIGN_OVERFLOW(/* To: */ shared->node_info[u].max_nrec, /* From: */ sz_max_nrec, /* From: */ size_t, /* To: */ unsigned) HDassert(shared->node_info[u].max_nrec <= shared->node_info[u - 1].max_nrec); shared->node_info[u].split_nrec = (shared->node_info[u].max_nrec * shared->split_percent) / 100; @@ -217,7 +222,8 @@ HDmemset(shared->page, 0, shared->node_size); shared->node_info[u].cum_max_nrec = ((shared->node_info[u].max_nrec + 1) * shared->node_info[u - 1].cum_max_nrec) + shared->node_info[u].max_nrec; - shared->node_info[u].cum_max_nrec_size = H5V_limit_enc_size((uint64_t)shared->node_info[u].cum_max_nrec); + u_max_nrec_size = H5V_limit_enc_size((uint64_t)shared->node_info[u].cum_max_nrec); + H5_ASSIGN_OVERFLOW(/* To: */ shared->node_info[u].cum_max_nrec_size, /* From: */ u_max_nrec_size, /* From: */ unsigned, /* To: */ unsigned char) if((shared->node_info[u].nat_rec_fac = H5FL_fac_init(shared->type->nrec_size * shared->node_info[u].max_nrec)) == NULL) HGOTO_ERROR(H5E_RESOURCE, H5E_CANTINIT, FAIL, "can't create node native key block factory") @@ -551,6 +557,8 @@ H5B2_split_root(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, unsigned *bt2_flags_ptr) H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ unsigned new_root_flags = H5AC__NO_FLAGS_SET; /* Cache flags for new root node */ H5B2_node_ptr_t old_root_ptr; /* Old node pointer to root node in B-tree */ + size_t sz_max_nrec; /* Temporary variable for range checking */ + unsigned u_max_nrec_size; /* Temporary variable for range checking */ herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT(H5B2_split_root) @@ -571,12 +579,14 @@ H5B2_split_root(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, unsigned *bt2_flags_ptr) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed") /* Update node info for new depth of tree */ - shared->node_info[shared->depth].max_nrec = H5B2_NUM_INT_REC(f, shared, shared->depth); + sz_max_nrec = H5B2_NUM_INT_REC(f, shared, shared->depth); + H5_ASSIGN_OVERFLOW(/* To: */ shared->node_info[shared->depth].max_nrec, /* From: */ sz_max_nrec, /* From: */ size_t, /* To: */ unsigned) shared->node_info[shared->depth].split_nrec = (shared->node_info[shared->depth].max_nrec * shared->split_percent) / 100; shared->node_info[shared->depth].merge_nrec = (shared->node_info[shared->depth].max_nrec * shared->merge_percent) / 100; shared->node_info[shared->depth].cum_max_nrec = ((shared->node_info[shared->depth].max_nrec + 1) * shared->node_info[shared->depth - 1].cum_max_nrec) + shared->node_info[shared->depth].max_nrec; - shared->node_info[shared->depth].cum_max_nrec_size = H5V_limit_enc_size((uint64_t)shared->node_info[shared->depth].cum_max_nrec); + u_max_nrec_size = H5V_limit_enc_size((uint64_t)shared->node_info[shared->depth].cum_max_nrec); + H5_ASSIGN_OVERFLOW(/* To: */ shared->node_info[shared->depth].cum_max_nrec_size, /* From: */ u_max_nrec_size, /* From: */ unsigned, /* To: */ unsigned char) if((shared->node_info[shared->depth].nat_rec_fac = H5FL_fac_init(shared->type->nrec_size * shared->node_info[shared->depth].max_nrec)) == NULL) HGOTO_ERROR(H5E_RESOURCE, H5E_CANTINIT, FAIL, "can't create node native key block factory") if((shared->node_info[shared->depth].node_ptr_fac = H5FL_fac_init(sizeof(H5B2_node_ptr_t) * (shared->node_info[shared->depth].max_nrec + 1))) == NULL) @@ -731,20 +741,20 @@ H5B2_redistribute2(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_internal_t *int /* Handle node pointers, if we have an internal node */ if(depth>1) { - hsize_t moved_nrec=move_nrec; /* Total number of records moved, for internal redistrib */ + hsize_t moved_nrec = move_nrec; /* Total number of records moved, for internal redistrib */ unsigned u; /* Local index variable */ /* Count the number of records being moved */ - for(u=0; u<move_nrec; u++) + for(u = 0; u < move_nrec; u++) moved_nrec += right_node_ptrs[u].all_nrec; - left_moved_nrec = moved_nrec; - right_moved_nrec -= moved_nrec; + H5_ASSIGN_OVERFLOW(/* To: */ left_moved_nrec, /* From: */ moved_nrec, /* From: */ hsize_t, /* To: */ hssize_t) + right_moved_nrec -= (hssize_t)moved_nrec; /* Copy node pointers from right node to left */ - HDmemcpy(&(left_node_ptrs[*left_nrec+1]),&(right_node_ptrs[0]),sizeof(H5B2_node_ptr_t)*move_nrec); + HDmemcpy(&(left_node_ptrs[*left_nrec + 1]), &(right_node_ptrs[0]), sizeof(H5B2_node_ptr_t) * move_nrec); /* Slide node pointers in right node down */ - HDmemmove(&(right_node_ptrs[0]),&(right_node_ptrs[move_nrec]),sizeof(H5B2_node_ptr_t)*(new_right_nrec+1)); + HDmemmove(&(right_node_ptrs[0]), &(right_node_ptrs[move_nrec]), sizeof(H5B2_node_ptr_t) * (new_right_nrec + 1)); } /* end if */ /* Update number of records in child nodes */ @@ -786,8 +796,8 @@ H5B2_redistribute2(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_internal_t *int /* Count the number of records being moved */ for(u=0; u<move_nrec; u++) moved_nrec += right_node_ptrs[u].all_nrec; - left_moved_nrec -= moved_nrec; - right_moved_nrec = moved_nrec; + left_moved_nrec -= (hssize_t)moved_nrec; + H5_ASSIGN_OVERFLOW(/* To: */ right_moved_nrec, /* From: */ moved_nrec, /* From: */ hsize_t, /* To: */ hssize_t) } /* end if */ /* Update number of records in child nodes */ |