/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Copyright by the Board of Trustees of the University of Illinois. * * All rights reserved. * * * * This file is part of HDF5. The full HDF5 copyright notice, including * * terms governing use, modification, and redistribution, is contained in * * the files COPYING and Copyright.html. COPYING can be found at the root * * of the source code distribution tree; Copyright.html can be found at the * * root level of an installed copy of the electronic HDF5 document set and * * is linked from the top-level documents page. It can also be found at * * http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have * * access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ /*------------------------------------------------------------------------- * * Created: H5HFint.c * Feb 24 2006 * Quincey Koziol * * Purpose: "Internal" routines for fractal heaps. * *------------------------------------------------------------------------- */ /****************/ /* Module Setup */ /****************/ #define H5HF_PACKAGE /*suppress error about including H5HFpkg */ /***********/ /* Headers */ /***********/ #include "H5private.h" /* Generic Functions */ #include "H5HFpkg.h" /* Fractal heaps */ #include "H5Eprivate.h" /* Error handling */ #include "H5MFprivate.h" /* File memory management */ #include "H5Vprivate.h" /* Vectors and arrays */ /****************/ /* Local Macros */ /****************/ /* Limit on the size of the max. direct block size */ /* (This is limited to 32-bits currently, because I think it's unlikely to * need to be larger, and the 32-bit limit for H5V_log2(n) - QAK) */ #define H5HL_MAX_DIRECT_SIZE_LIMIT ((hsize_t)2 * 1024 * 1024 * 1024) /******************/ /* Local Typedefs */ /******************/ /********************/ /* Local Prototypes */ /********************/ static herr_t H5HF_shared_free(void *_shared); static herr_t H5HF_man_dblock_create(H5RC_t *fh_shared, hid_t dxpl_id, size_t block_size, hsize_t block_off, haddr_t *addr_p); static herr_t H5HF_man_dblock_insert(H5RC_t *fh_shared, hid_t dxpl_id, haddr_t block_addr, size_t block_size, size_t obj_size, const void *obj, void *id); /*********************/ /* Package Variables */ /*********************/ /* Declare a free list to manage the H5HF_direct_t struct */ H5FL_DEFINE(H5HF_direct_t); /* Declare a free list to manage the H5HF_direct_free_head_t struct */ H5FL_DEFINE(H5HF_direct_free_head_t); /* Declare a free list to manage the H5HF_direct_free_node_t struct */ H5FL_DEFINE(H5HF_direct_free_node_t); /*****************************/ /* Library Private Variables */ /*****************************/ /*******************/ /* Local Variables */ /*******************/ /* Declare a free list to manage the H5HF_shared_t struct */ H5FL_DEFINE_STATIC(H5HF_shared_t); /*------------------------------------------------------------------------- * Function: H5HF_shared_alloc * * Purpose: Allocate shared fractal heap info * * Return: Non-negative on success/Negative on failure * * Programmer: Quincey Koziol * koziol@ncsa.uiuc.edu * Feb 27 2006 * *------------------------------------------------------------------------- */ H5HF_shared_t * H5HF_shared_alloc(H5F_t *f) { H5HF_shared_t *shared = NULL; /* Shared fractal heap information */ H5HF_shared_t *ret_value = NULL; /* Return value */ FUNC_ENTER_NOAPI_NOINIT(H5HF_shared_alloc) /* * Check arguments. */ HDassert(f); /* Allocate space for the shared information */ if(NULL == (shared = H5FL_CALLOC(H5HF_shared_t))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed for fractal heap shared information") /* Set the internal parameters for the heap */ shared->f = f; /* Set the return value */ ret_value = shared; done: if(!ret_value) if(shared) H5HF_shared_free(shared); FUNC_LEAVE_NOAPI(ret_value) } /* end H5HF_shared_alloc() */ /*------------------------------------------------------------------------- * Function: H5HF_shared_own * * Purpose: Have heap take ownership of the shared info * * Return: Non-negative on success/Negative on failure * * Programmer: Quincey Koziol * koziol@ncsa.uiuc.edu * Feb 27 2006 * *------------------------------------------------------------------------- */ herr_t H5HF_shared_own(H5HF_t *fh, H5HF_shared_t *shared) { herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT(H5HF_shared_own) /* * Check arguments. */ HDassert(fh); HDassert(shared); /* Compute/cache some values */ shared->fixed_len_obj = (shared->fixed_len_size > 0); shared->ref_count_obj = (shared->ref_count_size > 0); shared->heap_off_size = H5HF_SIZEOF_OFFSET_BITS(shared->man_dtable_info.cparam.max_index); /* Make shared heap info reference counted */ if(NULL == (fh->shared = H5RC_create(shared, H5HF_shared_free))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "can't create ref-count wrapper for shared fractal heap info") done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5HF_shared_own() */ /*------------------------------------------------------------------------- * Function: H5HF_shared_create * * Purpose: Allocate & create shared fractal heap info for new heap * * Return: Non-negative on success/Negative on failure * * Programmer: Quincey Koziol * koziol@ncsa.uiuc.edu * Feb 24 2006 * *------------------------------------------------------------------------- */ herr_t H5HF_shared_create(H5F_t *f, H5HF_t *fh, haddr_t fh_addr, H5HF_create_t *cparam) { H5HF_shared_t *shared = NULL; /* Shared fractal heap information */ herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT(H5HF_shared_create) /* * Check arguments. */ HDassert(f); HDassert(fh); HDassert(cparam); #ifndef NDEBUG /* Check for valid parameters */ if(!POWER_OF_TWO(cparam->managed.width) || cparam->managed.width == 0) HGOTO_ERROR(H5E_HEAP, H5E_BADVALUE, FAIL, "width not power of two") if(!POWER_OF_TWO(cparam->managed.start_block_size) || cparam->managed.start_block_size == 0) HGOTO_ERROR(H5E_HEAP, H5E_BADVALUE, FAIL, "starting block size not power of two") if(!POWER_OF_TWO(cparam->managed.max_direct_size) || (cparam->managed.max_direct_size == 0 || cparam->managed.max_direct_size > H5HL_MAX_DIRECT_SIZE_LIMIT)) HGOTO_ERROR(H5E_HEAP, H5E_BADVALUE, FAIL, "max. direct block size not power of two") if(cparam->managed.max_index > (8 * H5F_SIZEOF_SIZE(f)) || cparam->managed.max_index == 0) HGOTO_ERROR(H5E_HEAP, H5E_BADVALUE, FAIL, "max. direct block size not power of two") #endif /* NDEBUG */ /* Allocate & basic initialization for the shared info struct */ if(NULL == (shared = H5HF_shared_alloc(f))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "can't allocate space for shared heap info") /* Set the creation parameters for the heap */ shared->heap_addr = fh_addr; shared->addrmap = cparam->addrmap; shared->standalone_size = cparam->standalone_size; shared->fixed_len_size = cparam->fixed_len_size; shared->ref_count_size = cparam->ref_count_size; HDmemcpy(&(shared->man_dtable_info.cparam), &(cparam->managed), sizeof(H5HF_dtable_cparam_t)); /* Make shared heap info reference counted */ if(H5HF_shared_own(fh, shared) < 0) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "can't create ref-count wrapper for shared fractal heap info") done: if(ret_value < 0) if(shared) H5HF_shared_free(shared); FUNC_LEAVE_NOAPI(ret_value) } /* end H5HF_shared_create() */ /*------------------------------------------------------------------------- * Function: H5HF_shared_free * * Purpose: Free shared fractal heap info * * Return: Non-negative on success/Negative on failure * * Programmer: Quincey Koziol * koziol@ncsa.uiuc.edu * Feb 24 2006 * *------------------------------------------------------------------------- */ static herr_t H5HF_shared_free(void *_shared) { H5HF_shared_t *shared = (H5HF_shared_t *)_shared; FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5HF_shared_free) /* Sanity check */ HDassert(shared); /* Free the shared info itself */ H5FL_FREE(H5HF_shared_t, shared); FUNC_LEAVE_NOAPI(SUCCEED) } /* end H5HF_shared_free() */ /*------------------------------------------------------------------------- * Function: H5HF_man_alloc_end * * Purpose: Allocate space for an object at the end of the managed obj. heap * * Return: Non-negative on success (with heap ID of new object * filled in), negative on failure * * Programmer: Quincey Koziol * koziol@ncsa.uiuc.edu * Feb 27 2006 * *------------------------------------------------------------------------- */ herr_t H5HF_man_alloc_end(H5RC_t *fh_shared, hid_t dxpl_id, unsigned *fh_flags_ptr, size_t size, const void *obj, void *id/*out*/) { H5HF_shared_t *shared; /* Shared heap information */ herr_t ret_value = SUCCEED; FUNC_ENTER_NOAPI_NOINIT(H5HF_man_alloc_end) HDfprintf(stderr, "%s: size = %Zu\n", FUNC, size); /* * Check arguments. */ HDassert(fh_shared); HDassert(fh_flags_ptr); HDassert(size > 0); HDassert(obj); HDassert(id); /* Get the pointer to the shared heap info */ shared = H5RC_GET_OBJ(fh_shared); HDassert(shared); /* Check if this is the first object in the heap */ if(shared->next_man_block == 0) { /* Check if the object can fit in a direct block of the starting block size */ #ifdef QAK HDfprintf(stderr, "%s: H5HF_MAN_ABS_DIRECT_OVERHEAD_SIZE = %u\n", FUNC, H5HF_MAN_ABS_DIRECT_OVERHEAD_SIZE(shared, shared->man_dtable_info.cparam.start_block_size)); HDfprintf(stderr, "%s: H5HF_MAN_ABS_DIRECT_OBJ_PREFIX_LEN_SIZE = %u\n", FUNC, H5HF_MAN_ABS_DIRECT_OBJ_PREFIX_LEN_SIZE(shared, shared->man_dtable_info.cparam.start_block_size)); #endif /* QAK */ if((size + H5HF_MAN_ABS_DIRECT_OVERHEAD_SIZE(shared, shared->man_dtable_info.cparam.start_block_size) + H5HF_MAN_ABS_DIRECT_OBJ_PREFIX_LEN_SIZE(shared, shared->man_dtable_info.cparam.start_block_size)) <= shared->man_dtable_info.cparam.start_block_size) { haddr_t dblock_addr; /* Address of new direct block */ size_t dblock_size; /* Size of new direct block */ /* Allocate initial direct block */ dblock_size = shared->man_dtable_info.cparam.start_block_size; if(H5HF_man_dblock_create(fh_shared, dxpl_id, dblock_size, (hsize_t)0, &dblock_addr) < 0) HGOTO_ERROR(H5E_RESOURCE, H5E_CANTALLOC, FAIL, "can't allocate fractal heap direct block") HDfprintf(stderr, "%s: dblock_addr = %a\n", FUNC, dblock_addr); /* Point root at new direct block */ shared->next_man_block = dblock_size; shared->man_dtable_info.curr_root_rows = 0; shared->man_dtable_info.table_addr = dblock_addr; /* Mark heap header as modified */ *fh_flags_ptr |= H5AC__DIRTIED_FLAG; /* Attempt to insert object into direct block */ if(H5HF_man_dblock_insert(fh_shared, dxpl_id, dblock_addr, dblock_size, size, obj, id) < 0) HGOTO_ERROR(H5E_RESOURCE, H5E_CANTALLOC, FAIL, "can't insert object into fractal heap direct block") } /* end if */ else { HGOTO_ERROR(H5E_HEAP, H5E_UNSUPPORTED, FAIL, "first object doesn't fit into starting direct block") } /* end else */ } /* end if */ else { HGOTO_ERROR(H5E_HEAP, H5E_UNSUPPORTED, FAIL, "allocating objects at end of heap not supported yet") } /* end else */ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5HF_man_alloc_end() */ /*------------------------------------------------------------------------- * Function: H5HF_man_dblock_create * * Purpose: Allocate & initialize a managed direct block * * Return: Pointer to new direct block on success, NULL on failure * * Programmer: Quincey Koziol * koziol@ncsa.uiuc.edu * Feb 27 2006 * *------------------------------------------------------------------------- */ static herr_t H5HF_man_dblock_create(H5RC_t *fh_shared, hid_t dxpl_id, size_t block_size, hsize_t block_off, haddr_t *addr_p) { H5HF_direct_free_node_t *node; /* Pointer to free list node for block */ H5HF_shared_t *shared; /* Pointer to shared heap info */ H5HF_direct_t *dblock = NULL; /* Pointer to direct block */ herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT(H5HF_man_dblock_create) /* * Check arguments. */ HDassert(fh_shared); HDassert(block_size > 0); HDassert(addr_p); /* * Allocate file and memory data structures. */ if(NULL == (dblock = H5FL_MALLOC(H5HF_direct_t))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for fractal heap header") /* Reset the metadata cache info for the heap header */ HDmemset(&dblock->cache_info, 0, sizeof(H5AC_info_t)); /* Share common heap information */ dblock->shared = fh_shared; H5RC_INC(dblock->shared); /* Get the pointer to the shared B-tree info */ shared = H5RC_GET_OBJ(dblock->shared); HDassert(shared); /* Set info for direct block */ HDfprintf(stderr, "%s: size = %Zu, block_off = %Hu\n", FUNC, block_size, block_off); dblock->size = block_size; dblock->block_off = block_off; dblock->blk_off_size = H5HF_SIZEOF_OFFSET_LEN(block_size); dblock->free_list_head = H5HF_MAN_ABS_DIRECT_OVERHEAD_DBLOCK(shared, dblock); dblock->blk_free_space = block_size - dblock->free_list_head; /* Allocate buffer for block */ /* XXX: Change to using free-list factories */ if((dblock->blk = H5FL_BLK_MALLOC(direct_block, block_size)) == NULL) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed") #ifdef H5_USING_PURIFY HDmemset(dblock->blk, 0, dblock->size); #endif /* H5_USING_PURIFY */ /* Set up free list head */ if(NULL == (dblock->free_list = H5FL_MALLOC(H5HF_direct_free_head_t))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for direct block free list head") dblock->free_list->dirty = TRUE; /* Set up free list node for all unused space in block */ if(NULL == (node = H5FL_MALLOC(H5HF_direct_free_node_t))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for direct block free list node") /* Set node's information */ node->size = dblock->blk_free_space; node->my_offset = dblock->free_list_head; node->next_offset = 0; node->prev = node->next = NULL; /* Attach to free list head */ dblock->free_list->first = node; /* Allocate space for the header on disk */ if(HADDR_UNDEF == (*addr_p = H5MF_alloc(shared->f, H5FD_MEM_FHEAP_DBLOCK, dxpl_id, (hsize_t)block_size))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "file allocation failed for fractal heap header") /* Cache the new fractal heap header */ if(H5AC_set(shared->f, dxpl_id, H5AC_FHEAP_DBLOCK, *addr_p, dblock, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_HEAP, H5E_CANTINIT, FAIL, "can't add fractal heap header to cache") done: if(ret_value < 0) if(dblock) (void)H5HF_cache_dblock_dest(shared->f, dblock); FUNC_LEAVE_NOAPI(ret_value) } /* end H5HF_man_dblock_create() */ /*------------------------------------------------------------------------- * Function: H5HF_man_dblock_build_freelist * * Purpose: Parse the free list information for a direct block and build * block's free list * * Return: SUCCEED/FAIL * * Programmer: Quincey Koziol * koziol@ncsa.uiuc.edu * Feb 28 2006 * *------------------------------------------------------------------------- */ herr_t H5HF_man_dblock_build_freelist(H5HF_direct_t *dblock) { H5HF_direct_free_head_t *head = NULL; /* Pointer to free list head for block */ herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT(H5HF_man_dblock_build_freelist) /* * Check arguments. */ HDassert(dblock); /* Allocate head of list */ if(NULL == (head = H5FL_MALLOC(H5HF_direct_free_head_t))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for direct block free list head") head->dirty = FALSE; /* Check for any nodes on free list */ if(dblock->free_list_head == 0) head->first = NULL; else { H5HF_direct_free_node_t *node = NULL; /* Pointer to free list node for block */ H5HF_direct_free_node_t *prev_node; /* Pointer to previous free list node for block */ hsize_t free_len; /* Length of free list info */ hsize_t next_off; /* Next node offset in block */ hsize_t prev_off; /* Prev node offset in block */ uint8_t *p; /* Temporary pointer to free node info */ /* Point to first node in free list */ p = dblock->blk + dblock->free_list_head; /* Decode information for first node on free list */ UINT64DECODE_VAR(p, free_len, dblock->blk_off_size); UINT64DECODE_VAR(p, next_off, dblock->blk_off_size); /* Allocate node on list */ if(NULL == (node = H5FL_MALLOC(H5HF_direct_free_node_t))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for direct block free list node") /* Set node's information */ node->size = free_len; node->my_offset = dblock->free_list_head; node->next_offset = next_off; node->prev = node->next = NULL; /* Attach to free list head */ head->first = node; /* Set up trailing node pointer */ prev_node = node; prev_off = next_off; /* Bring in rest of node on free list */ while(next_off != 0) { /* Point to first node in free list */ p = dblock->blk + next_off; /* Decode information for first node on free list */ UINT64DECODE_VAR(p, free_len, dblock->blk_off_size); UINT64DECODE_VAR(p, next_off, dblock->blk_off_size); /* Allocate node on list */ if(NULL == (node = H5FL_MALLOC(H5HF_direct_free_node_t))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for direct block free list node") /* Set node's information */ node->size = free_len; node->my_offset = prev_off; node->next_offset = next_off; node->prev = prev_node; node->next = NULL; /* Update trailing info */ prev_node->next = node; prev_off = next_off; /* Advance to next node */ prev_node = node; } /* end while */ } /* end else */ /* Assign free list head to block */ dblock->free_list = head; done: /* XXX: cleanup on failure? */ FUNC_LEAVE_NOAPI(ret_value) } /* end H5HF_man_dblock_build_freelist() */ /*------------------------------------------------------------------------- * Function: H5HF_man_dblock_insert * * Purpose: Allocate space in a managed direct block * * Return: SUCCEED/FAIL * * Programmer: Quincey Koziol * koziol@ncsa.uiuc.edu * Feb 28 2006 * *------------------------------------------------------------------------- */ static herr_t H5HF_man_dblock_insert(H5RC_t *fh_shared, hid_t dxpl_id, haddr_t block_addr, size_t block_size, size_t obj_size, const void *obj, void *id) { H5HF_direct_t *dblock = NULL; /* Pointer to direct block to modify */ H5HF_shared_t *shared; /* Pointer to shared heap info */ herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT(H5HF_man_dblock_insert) /* * Check arguments. */ HDassert(fh_shared); HDassert(H5F_addr_defined(block_addr)); HDassert(block_size > 0); HDassert(obj_size > 0); HDassert(obj); HDassert(id); /* Get the pointer to the shared heap info */ shared = H5RC_GET_OBJ(fh_shared); HDassert(shared); /* Lock direct block */ if(NULL == (dblock = H5AC_protect(shared->f, dxpl_id, H5AC_FHEAP_DBLOCK, block_addr, &block_size, fh_shared, H5AC_WRITE))) HGOTO_ERROR(H5E_HEAP, H5E_CANTPROTECT, FAIL, "unable to load fractal heap direct block") /* Check for address mapping type */ if(shared->addrmap == H5HF_ABSOLUTE) { H5HF_direct_free_node_t *node; /* Pointer to free list node for block */ size_t full_obj_size; /* Size of object including metadata */ size_t obj_off; /* Offset of object within block */ hbool_t found; /* Flag to indicate we found a node with enough free space */ /* Compute full object size, with metadata for object */ full_obj_size = obj_size + H5HF_MAN_ABS_DIRECT_OBJ_PREFIX_LEN_DBLOCK(shared, dblock); /* Sanity check */ HDassert(dblock->blk_free_space >= full_obj_size); /* Check for valid free list */ if(!dblock->free_list) if(H5HF_man_dblock_build_freelist(dblock) < 0) HGOTO_ERROR(H5E_HEAP, H5E_CANTDECODE, FAIL, "can't decode free list for block") HDassert(dblock->free_list); /* Search free list for block large enough to fit object */ node = dblock->free_list->first; found = FALSE; while(node) { /* Check if this node is large enough to hold object */ if(node->size >= full_obj_size) { /* Check for using exact free space available */ if(node->size == full_obj_size) { /* Set the offset of the object within the block */ obj_off = node->my_offset; /* Check for allocating from first node in list */ if(node->prev == NULL) { /* Make the next node in the free list the list head */ dblock->free_list->first = node->next; dblock->free_list_head = node->next_offset; } /* end if */ else { H5HF_direct_free_node_t *prev_node; /* Pointer to previous free list node for block */ /* Excise node from list */ prev_node = node->prev; prev_node->next = node->next; if(node->next) { H5HF_direct_free_node_t *next_node; /* Pointer to next free list node for block */ next_node = node->next; next_node->prev = prev_node; prev_node->next_offset = next_node->my_offset; } /* end if */ else prev_node->next_offset = 0; } /* end if */ /* Release the memory for the free list node */ H5FL_FREE(H5HF_direct_free_node_t, node); } /* end if */ else { /* Allocate object from end of free space node */ /* (so we don't have to play with the other node's info */ obj_off = (node->my_offset + node->size) - full_obj_size; node->size -= full_obj_size; } /* end else */ /* Reduce space available in block */ dblock->blk_free_space -= full_obj_size; /* Mark free list as dirty */ dblock->free_list->dirty = TRUE; found = TRUE; } /* end if */ /* Avance to next node */ node = node->next; } /* end while */ /* Encode metadata & copy object into block */ if(found) { uint8_t *p; /* Temporary pointer to obj info */ /* Point to location for object */ HDfprintf(stderr, "%s: obj_off = %Zu\n", FUNC, obj_off); HDfprintf(stderr, "%s: full_obj_size = %Zu\n", FUNC, full_obj_size); p = dblock->blk + obj_off; /* Encode the length, if required */ if(!shared->fixed_len_obj) UINT64ENCODE_VAR(p, obj_size, dblock->blk_off_size); /* Encode a ref. count (of 1), if required */ if(shared->ref_count_obj) UINT64ENCODE_VAR(p, 1, shared->ref_count_size); /* Copy the object's data into the heap */ HDmemcpy(p, obj, obj_size); #ifndef NDEBUG p += obj_size; #endif /* NDEBUG */ /* Sanity check */ HDassert((size_t)(p - (dblock->blk + obj_off)) == full_obj_size); /* Set the head ID for the new object */ HDfprintf(stderr, "%s: dblock->block_off = %Hu\n", FUNC, dblock->block_off); UINT64ENCODE_VAR(id, (dblock->block_off + obj_off), shared->heap_off_size); } /* end if */ else HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "no space for object in block") } /* end if */ else { HGOTO_ERROR(H5E_HEAP, H5E_UNSUPPORTED, FAIL, "inserting within mapped managed blocks not supported yet") } /* end else */ done: /* Release the direct block (marked as dirty) */ if(dblock && H5AC_unprotect(shared->f, dxpl_id, H5AC_FHEAP_DBLOCK, block_addr, dblock, H5AC__DIRTIED_FLAG) < 0) HDONE_ERROR(H5E_HEAP, H5E_CANTUNPROTECT, FAIL, "unable to release fractal heap direct block") FUNC_LEAVE_NOAPI(ret_value) } /* end H5HF_man_dblock_insert() */