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diff --git a/src/H5SHcache.c b/src/H5SHcache.c
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-/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * 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: H5SHcache.c
- * Mar 10 2005
- * Quincey Koziol <koziol@ncsa.uiuc.edu>
- *
- * Purpose: Implement segmented heap metadata cache methods.
- *
- *-------------------------------------------------------------------------
- */
-
-#define H5SH_PACKAGE /*suppress error about including H5SHpkg */
-
-/* Private headers */
-#include "H5private.h" /* Generic Functions */
-#include "H5SHpkg.h" /* Segmented heap */
-#include "H5Eprivate.h" /* Error handling */
-
-/* Local macros */
-
-/* Segmented heap format version #'s */
-#define H5SH_VERSION 0
-
-
-/* Local typedefs */
-
-/* Local prototypes */
-
-/* Metadata cache callbacks */
-static H5SH_t *H5SH_cache_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_type, void *udata);
-static herr_t H5SH_cache_flush(H5F_t *f, hid_t dxpl_id, hbool_t destroy, haddr_t addr, H5SH_t *s);
-static herr_t H5SH_cache_clear(H5F_t *f, H5SH_t *s, hbool_t destroy);
-static herr_t H5SH_cache_size(const H5F_t *f, const H5SH_t *s, size_t *size_ptr);
-
-/* Package variables */
-
-/* H5SH inherits cache-like properties from H5AC */
-const H5AC_class_t H5AC_SGHP[1] = {{
- H5AC_SHEAP_ID,
- (H5AC_load_func_t)H5SH_cache_load,
- (H5AC_flush_func_t)H5SH_cache_flush,
- (H5AC_dest_func_t)H5SH_cache_dest,
- (H5AC_clear_func_t)H5SH_cache_clear,
- (H5AC_size_func_t)H5SH_cache_size,
-}};
-
-/* Static variables */
-
-/* Declare a free list to manage segmented heap data to/from disk */
-H5FL_BLK_DEFINE_STATIC(info_block);
-
-
-
-/*-------------------------------------------------------------------------
- * Function: H5SH_cache_load
- *
- * Purpose: Loads segmented heap info from the disk.
- *
- * Return: Success: Pointer to a new segmented heap
- *
- * Failure: NULL
- *
- * Programmer: Quincey Koziol
- * koziol@ncsa.uiuc.edu
- * Mar 23 2005
- *
- *-------------------------------------------------------------------------
- */
-static H5SH_t *
-H5SH_cache_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void UNUSED *udata1, void UNUSED *udata2)
-{
- H5SH_t *sh = NULL;
- size_t size;
- uint8_t *buf = NULL;
- uint8_t *p; /* Pointer into raw data buffer */
- H5SH_t *ret_value;
-
- FUNC_ENTER_NOAPI(H5SH_cache_load, NULL)
-
- /* Check arguments */
- HDassert(f);
- HDassert(H5F_addr_defined(addr));
-
- if (NULL==(sh = H5FL_MALLOC(H5SH_t)))
- HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed")
- HDmemset(&sh->cache_info,0,sizeof(H5AC_info_t));
-
- /* Compute the size of the segmented heap info on disk */
- size = H5SH_SIZE(f);
-
- /* Allocate temporary buffer */
- if ((buf=H5FL_BLK_MALLOC(info_block,size))==NULL)
- HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed");
-
- /* Read info from disk */
- if (H5F_block_read(f, H5FD_MEM_SHEAP_HDR, addr, size, dxpl_id, buf)<0)
- HGOTO_ERROR(H5E_HEAP, H5E_READERROR, NULL, "can't read segmented heap info")
-
- p = buf;
-
- /* magic number */
- if (HDmemcmp(p, H5SH_MAGIC, H5SH_SIZEOF_MAGIC))
- HGOTO_ERROR(H5E_HEAP, H5E_CANTLOAD, NULL, "wrong segmented heap info signature")
- p += H5SH_SIZEOF_MAGIC;
-
- /* version */
- if (*p++ != H5SH_VERSION)
- HGOTO_ERROR(H5E_HEAP, H5E_CANTLOAD, NULL, "wrong segmented heap info version")
-
- /* Type of data in heap blocks */
- sh->heap_type = (H5SH_data_type_t)*p++;
- if(sh->heap_type == H5SH_RAW)
- sh->file_mem_type = H5FD_MEM_DRAW;
- else
- sh->file_mem_type = H5FD_MEM_SHEAP_BLOCK;
-
- /* Total heap block minimum size */
- H5F_DECODE_LENGTH(f, p, sh->min_size);
-
- /* Total heap block max. expand size */
- H5F_DECODE_LENGTH(f, p, sh->max_extend_size);
-
- /* Address of block tracker for heap blocks */
- H5F_addr_decode(f, (const uint8_t **)&p, &(sh->bt_heap_addr));
-
- /* Address of block tracker for free space */
- H5F_addr_decode(f, (const uint8_t **)&p, &(sh->bt_free_addr));
-
- /* Set return value */
- ret_value = sh;
-
-done:
- if(buf)
- H5FL_BLK_FREE(info_block,buf);
- if (!ret_value && sh)
- (void)H5SH_cache_dest(f,sh);
- FUNC_LEAVE_NOAPI(ret_value)
-} /* end H5SH_cache_load() */
-
-
-/*-------------------------------------------------------------------------
- * Function: H5SH_cache_flush
- *
- * Purpose: Flushes dirty segmented heap info to disk.
- *
- * Return: Non-negative on success/Negative on failure
- *
- * Programmer: Quincey Koziol
- * koziol@ncsa.uiuc.edu
- * Mar 23 2005
- *
- *-------------------------------------------------------------------------
- */
-static herr_t
-H5SH_cache_flush(H5F_t *f, hid_t dxpl_id, hbool_t destroy, haddr_t addr, H5SH_t *sh)
-{
- herr_t ret_value = SUCCEED; /* Return value */
-
- FUNC_ENTER_NOAPI(H5SH_cache_flush, FAIL)
-
- /* check arguments */
- HDassert(f);
- HDassert(H5F_addr_defined(addr));
- HDassert(sh);
-
- if (sh->cache_info.is_dirty) {
- uint8_t *buf = NULL;
- uint8_t *p; /* Pointer into raw data buffer */
- size_t size;
-
- /* Compute the size of the segmented heap info on disk */
- size = H5SH_SIZE(f);
-
- /* Allocate temporary buffer */
- if ((buf=H5FL_BLK_MALLOC(info_block,size))==NULL)
- HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed");
-
- p = buf;
-
- /* magic number */
- HDmemcpy(p, H5SH_MAGIC, H5SH_SIZEOF_MAGIC);
- p += H5SH_SIZEOF_MAGIC;
-
- /* version # */
- *p++ = H5SH_VERSION;
-
- /* Type of data in heap blocks */
- *p++ = (uint8_t)sh->heap_type;
-
- /* Min. size of heap block */
- H5F_ENCODE_LENGTH(f, p, sh->min_size);
-
- /* Max. size to expand heap block */
- H5F_ENCODE_LENGTH(f, p, sh->max_extend_size);
-
- /* Address of block tracker for heap blocks */
- H5F_addr_encode(f, &p, sh->bt_heap_addr);
-
- /* Address of block tracker for free space */
- H5F_addr_encode(f, &p, sh->bt_free_addr);
-
- /* Write the segmented heap info. */
- if (H5F_block_write(f, H5FD_MEM_SHEAP_HDR, addr, size, dxpl_id, buf) < 0)
- HGOTO_ERROR(H5E_HEAP, H5E_CANTFLUSH, FAIL, "unable to save segmented heap info to disk")
-
- H5FL_BLK_FREE(info_block,buf);
-
- sh->cache_info.is_dirty = FALSE;
- } /* end if */
-
- if (destroy)
- if (H5SH_cache_dest(f,sh) < 0)
- HGOTO_ERROR(H5E_HEAP, H5E_CANTFREE, FAIL, "unable to destroy segmented heap info")
-
-done:
- FUNC_LEAVE_NOAPI(ret_value)
-} /* H5SH_cache_flush() */
-
-
-/*-------------------------------------------------------------------------
- * Function: H5SH_cache_dest
- *
- * Purpose: Destroys a segmented heap in memory.
- *
- * Return: Non-negative on success/Negative on failure
- *
- * Programmer: Quincey Koziol
- * koziol@ncsa.uiuc.edu
- * Mar 23 2005
- *
- *-------------------------------------------------------------------------
- */
-/* ARGSUSED */
-herr_t
-H5SH_cache_dest(H5F_t UNUSED *f, H5SH_t *sh)
-{
- FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5SH_cache_dest)
-
- /*
- * Check arguments.
- */
- HDassert(sh);
-
- /* Free segmented heap info */
- H5FL_FREE(H5SH_t,sh);
-
- FUNC_LEAVE_NOAPI(SUCCEED)
-} /* end H5SH_cache_dest() */
-
-
-/*-------------------------------------------------------------------------
- * Function: H5SH_cache_clear
- *
- * Purpose: Mark a segmented heap info in memory as non-dirty.
- *
- * Return: Non-negative on success/Negative on failure
- *
- * Programmer: Quincey Koziol
- * koziol@ncsa.uiuc.edu
- * Mar 23 2005
- *
- *-------------------------------------------------------------------------
- */
-static herr_t
-H5SH_cache_clear(H5F_t *f, H5SH_t *sh, hbool_t destroy)
-{
- herr_t ret_value = SUCCEED;
-
- FUNC_ENTER_NOAPI_NOINIT(H5SH_cache_clear)
-
- /*
- * Check arguments.
- */
- HDassert(sh);
-
- /* Reset the dirty flag. */
- sh->cache_info.is_dirty = FALSE;
-
- if (destroy)
- if (H5SH_cache_dest(f, sh) < 0)
- HGOTO_ERROR(H5E_HEAP, H5E_CANTFREE, FAIL, "unable to destroy segmented heap info")
-
-done:
- FUNC_LEAVE_NOAPI(ret_value)
-} /* end H5SH_cache_clear() */
-
-
-/*-------------------------------------------------------------------------
- * Function: H5SH_cache_size
- *
- * Purpose: Compute the size in bytes of a segmented heap info
- * on disk, and return it in *size_ptr. On failure,
- * the value of *size_ptr is undefined.
- *
- * Return: Non-negative on success/Negative on failure
- *
- * Programmer: Quincey Koziol
- * koziol@ncsa.uiuc.edu
- * Mar 23 2005
- *
- *-------------------------------------------------------------------------
- */
-static herr_t
-H5SH_cache_size(const H5F_t *f, const H5SH_t UNUSED *sh, size_t *size_ptr)
-{
- FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5SH_cache_size)
-
- /* check arguments */
- HDassert(f);
- HDassert(size_ptr);
-
- /* Set size value */
- *size_ptr = H5SH_SIZE(f);
-
- FUNC_LEAVE_NOAPI(SUCCEED)
-} /* H5SH_cache_size() */
-
-
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