diff options
Diffstat (limited to 'src/H5HLdblk.c')
-rw-r--r-- | src/H5HLdblk.c | 244 |
1 files changed, 122 insertions, 122 deletions
diff --git a/src/H5HLdblk.c b/src/H5HLdblk.c index 8c4f447..0081a47 100644 --- a/src/H5HLdblk.c +++ b/src/H5HLdblk.c @@ -83,31 +83,31 @@ H5FL_DEFINE_STATIC(H5HL_dblk_t); */ BEGIN_FUNC(PKG, ERR, H5HL_dblk_t *, NULL, NULL, H5HL__dblk_new(H5HL_t *heap)) -H5HL_dblk_t *dblk = NULL; /* New local heap data block */ + H5HL_dblk_t *dblk = NULL; /* New local heap data block */ -/* check arguments */ -HDassert(heap); + /* check arguments */ + HDassert(heap); -/* Allocate new local heap data block */ -if (NULL == (dblk = H5FL_CALLOC(H5HL_dblk_t))) - H5E_THROW(H5E_CANTALLOC, "memory allocation failed for local heap data block") + /* Allocate new local heap data block */ + if (NULL == (dblk = H5FL_CALLOC(H5HL_dblk_t))) + H5E_THROW(H5E_CANTALLOC, "memory allocation failed for local heap data block") -/* Increment ref. count on heap data structure */ -if (FAIL == H5HL__inc_rc(heap)) - H5E_THROW(H5E_CANTINC, "can't increment heap ref. count") + /* Increment ref. count on heap data structure */ + if (FAIL == H5HL__inc_rc(heap)) + H5E_THROW(H5E_CANTINC, "can't increment heap ref. count") -/* Link the heap & the data block */ -dblk->heap = heap; -heap->dblk = dblk; + /* Link the heap & the data block */ + dblk->heap = heap; + heap->dblk = dblk; -/* Set the return value */ -ret_value = dblk; + /* Set the return value */ + ret_value = dblk; -CATCH -/* Ensure that the data block memory is deallocated on errors */ -if (!ret_value && dblk != NULL) - /* H5FL_FREE always returns NULL so we can't check for errors */ - dblk = H5FL_FREE(H5HL_dblk_t, dblk); + CATCH + /* Ensure that the data block memory is deallocated on errors */ + if (!ret_value && dblk != NULL) + /* H5FL_FREE always returns NULL so we can't check for errors */ + dblk = H5FL_FREE(H5HL_dblk_t, dblk); END_FUNC(PKG) /* end H5HL__dblk_new() */ @@ -125,26 +125,26 @@ END_FUNC(PKG) /* end H5HL__dblk_new() */ */ BEGIN_FUNC(PKG, ERR, herr_t, SUCCEED, FAIL, H5HL__dblk_dest(H5HL_dblk_t *dblk)) -/* check arguments */ -HDassert(dblk); + /* check arguments */ + HDassert(dblk); -/* Check if data block was initialized */ -if (dblk->heap) { - /* Unlink data block from heap */ - dblk->heap->dblk = NULL; + /* Check if data block was initialized */ + if (dblk->heap) { + /* Unlink data block from heap */ + dblk->heap->dblk = NULL; - /* Decrement ref. count on heap data structure */ - if (FAIL == H5HL__dec_rc(dblk->heap)) - H5E_THROW(H5E_CANTDEC, "can't decrement heap ref. count") + /* Decrement ref. count on heap data structure */ + if (FAIL == H5HL__dec_rc(dblk->heap)) + H5E_THROW(H5E_CANTDEC, "can't decrement heap ref. count") - /* Unlink heap from data block */ - dblk->heap = NULL; -} /* end if */ + /* Unlink heap from data block */ + dblk->heap = NULL; + } /* end if */ -CATCH -/* Free local heap data block */ -/* H5FL_FREE always returns NULL so we can't check for errors */ -dblk = H5FL_FREE(H5HL_dblk_t, dblk); + CATCH + /* Free local heap data block */ + /* H5FL_FREE always returns NULL so we can't check for errors */ + dblk = H5FL_FREE(H5HL_dblk_t, dblk); END_FUNC(PKG) /* end H5HL__dblk_dest() */ @@ -162,94 +162,94 @@ END_FUNC(PKG) /* end H5HL__dblk_dest() */ */ BEGIN_FUNC(PKG, ERR, herr_t, SUCCEED, FAIL, H5HL__dblk_realloc(H5F_t *f, H5HL_t *heap, size_t new_heap_size)) -H5HL_dblk_t *dblk; /* Local heap data block */ -haddr_t old_addr; /* Old location of heap data block */ -haddr_t new_addr; /* New location of heap data block */ -size_t old_heap_size; /* Old size of heap data block */ - -/* check arguments */ -HDassert(heap); -HDassert(new_heap_size > 0); - -/* Release old space on disk */ -old_addr = heap->dblk_addr; -old_heap_size = heap->dblk_size; -H5_CHECK_OVERFLOW(old_heap_size, size_t, hsize_t); -if (FAIL == H5MF_xfree(f, H5FD_MEM_LHEAP, old_addr, (hsize_t)old_heap_size)) - H5E_THROW(H5E_CANTFREE, "can't free old local heap data"); - -/* Allocate new space on disk */ -H5_CHECK_OVERFLOW(new_heap_size, size_t, hsize_t); -if (HADDR_UNDEF == (new_addr = H5MF_alloc(f, H5FD_MEM_LHEAP, (hsize_t)new_heap_size))) - H5E_THROW(H5E_CANTALLOC, "unable to allocate file space for local heap"); - -/* Update heap info*/ -heap->dblk_addr = new_addr; -heap->dblk_size = new_heap_size; - -/* Check if heap data block actually moved in the file */ -if (H5F_addr_eq(old_addr, new_addr)) { - /* Check if heap data block is contiguous w/prefix */ - if (heap->single_cache_obj) { - /* Sanity check */ - HDassert(H5F_addr_eq(heap->prfx_addr + heap->prfx_size, old_addr)); - HDassert(heap->prfx); - - /* Resize the heap prefix in the cache */ - if (FAIL == H5AC_resize_entry(heap->prfx, (size_t)(heap->prfx_size + new_heap_size))) - H5E_THROW(H5E_CANTRESIZE, "unable to resize heap in cache"); - } /* end if */ + H5HL_dblk_t *dblk; /* Local heap data block */ + haddr_t old_addr; /* Old location of heap data block */ + haddr_t new_addr; /* New location of heap data block */ + size_t old_heap_size; /* Old size of heap data block */ + + /* check arguments */ + HDassert(heap); + HDassert(new_heap_size > 0); + + /* Release old space on disk */ + old_addr = heap->dblk_addr; + old_heap_size = heap->dblk_size; + H5_CHECK_OVERFLOW(old_heap_size, size_t, hsize_t); + if (FAIL == H5MF_xfree(f, H5FD_MEM_LHEAP, old_addr, (hsize_t)old_heap_size)) + H5E_THROW(H5E_CANTFREE, "can't free old local heap data"); + + /* Allocate new space on disk */ + H5_CHECK_OVERFLOW(new_heap_size, size_t, hsize_t); + if (HADDR_UNDEF == (new_addr = H5MF_alloc(f, H5FD_MEM_LHEAP, (hsize_t)new_heap_size))) + H5E_THROW(H5E_CANTALLOC, "unable to allocate file space for local heap"); + + /* Update heap info*/ + heap->dblk_addr = new_addr; + heap->dblk_size = new_heap_size; + + /* Check if heap data block actually moved in the file */ + if (H5F_addr_eq(old_addr, new_addr)) { + /* Check if heap data block is contiguous w/prefix */ + if (heap->single_cache_obj) { + /* Sanity check */ + HDassert(H5F_addr_eq(heap->prfx_addr + heap->prfx_size, old_addr)); + HDassert(heap->prfx); + + /* Resize the heap prefix in the cache */ + if (FAIL == H5AC_resize_entry(heap->prfx, (size_t)(heap->prfx_size + new_heap_size))) + H5E_THROW(H5E_CANTRESIZE, "unable to resize heap in cache"); + } /* end if */ + else { + /* Sanity check */ + HDassert(H5F_addr_ne(heap->prfx_addr + heap->prfx_size, old_addr)); + HDassert(heap->dblk); + + /* Resize the heap data block in the cache */ + if (H5AC_resize_entry(heap->dblk, (size_t)new_heap_size) < 0) + H5E_THROW(H5E_CANTRESIZE, "unable to resize heap (data block) in cache"); + } /* end else */ + } /* end if */ else { - /* Sanity check */ - HDassert(H5F_addr_ne(heap->prfx_addr + heap->prfx_size, old_addr)); - HDassert(heap->dblk); - - /* Resize the heap data block in the cache */ - if (H5AC_resize_entry(heap->dblk, (size_t)new_heap_size) < 0) - H5E_THROW(H5E_CANTRESIZE, "unable to resize heap (data block) in cache"); - } /* end else */ -} /* end if */ -else { - /* Check if heap data block was contiguous w/prefix previously */ - if (heap->single_cache_obj) { - /* Create new heap data block */ - if (NULL == (dblk = H5HL__dblk_new(heap))) - H5E_THROW(H5E_CANTALLOC, "unable to allocate local heap data block"); - - /* Resize current heap prefix */ - heap->prfx_size = H5HL_SIZEOF_HDR(f); - if (FAIL == H5AC_resize_entry(heap->prfx, (size_t)heap->prfx_size)) - H5E_THROW(H5E_CANTRESIZE, "unable to resize heap prefix in cache"); - - /* Insert data block into cache (pinned) */ - if (FAIL == H5AC_insert_entry(f, H5AC_LHEAP_DBLK, new_addr, dblk, H5AC__PIN_ENTRY_FLAG)) - H5E_THROW(H5E_CANTINIT, "unable to cache local heap data block"); - - dblk = NULL; - - /* Reset 'single cache object' flag */ - heap->single_cache_obj = FALSE; + /* Check if heap data block was contiguous w/prefix previously */ + if (heap->single_cache_obj) { + /* Create new heap data block */ + if (NULL == (dblk = H5HL__dblk_new(heap))) + H5E_THROW(H5E_CANTALLOC, "unable to allocate local heap data block"); + + /* Resize current heap prefix */ + heap->prfx_size = H5HL_SIZEOF_HDR(f); + if (FAIL == H5AC_resize_entry(heap->prfx, (size_t)heap->prfx_size)) + H5E_THROW(H5E_CANTRESIZE, "unable to resize heap prefix in cache"); + + /* Insert data block into cache (pinned) */ + if (FAIL == H5AC_insert_entry(f, H5AC_LHEAP_DBLK, new_addr, dblk, H5AC__PIN_ENTRY_FLAG)) + H5E_THROW(H5E_CANTINIT, "unable to cache local heap data block"); + + dblk = NULL; + + /* Reset 'single cache object' flag */ + heap->single_cache_obj = FALSE; + } /* end if */ + else { + /* Resize the heap data block in the cache */ + /* (ignore [unlikely] case where heap data block ends up + * contiguous w/heap prefix again. + */ + if (FAIL == H5AC_resize_entry(heap->dblk, (size_t)new_heap_size)) + H5E_THROW(H5E_CANTRESIZE, "unable to resize heap data block in cache"); + + /* Relocate the heap data block in the cache */ + if (FAIL == H5AC_move_entry(f, H5AC_LHEAP_DBLK, old_addr, new_addr)) + H5E_THROW(H5E_CANTMOVE, "unable to move heap data block in cache"); + + } /* end else */ + } /* end else */ + + CATCH + /* Restore old heap address & size on errors */ + if (FAIL == ret_value) { + heap->dblk_addr = old_addr; + heap->dblk_size = old_heap_size; } /* end if */ - else { - /* Resize the heap data block in the cache */ - /* (ignore [unlikely] case where heap data block ends up - * contiguous w/heap prefix again. - */ - if (FAIL == H5AC_resize_entry(heap->dblk, (size_t)new_heap_size)) - H5E_THROW(H5E_CANTRESIZE, "unable to resize heap data block in cache"); - - /* Relocate the heap data block in the cache */ - if (FAIL == H5AC_move_entry(f, H5AC_LHEAP_DBLK, old_addr, new_addr)) - H5E_THROW(H5E_CANTMOVE, "unable to move heap data block in cache"); - - } /* end else */ -} /* end else */ - -CATCH -/* Restore old heap address & size on errors */ -if (FAIL == ret_value) { - heap->dblk_addr = old_addr; - heap->dblk_size = old_heap_size; -} /* end if */ END_FUNC(PKG) /* end H5HL__dblk_realloc() */ |