summaryrefslogtreecommitdiffstats
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/H5B2.c5
-rw-r--r--src/H5B2cache.c6
-rw-r--r--src/H5B2dbg.c5
-rw-r--r--src/H5B2int.c6
-rw-r--r--src/H5B2stat.c5
-rw-r--r--src/H5B2test.c5
-rw-r--r--src/H5HF.c5
-rw-r--r--src/H5HFcache.c129
-rw-r--r--src/H5HFdbg.c63
-rw-r--r--src/H5HFint.c638
-rw-r--r--src/H5HFpkg.h35
-rw-r--r--src/H5HFstat.c5
-rw-r--r--src/H5HFtest.c5
13 files changed, 715 insertions, 197 deletions
diff --git a/src/H5B2.c b/src/H5B2.c
index 57ba36c..98dca71 100644
--- a/src/H5B2.c
+++ b/src/H5B2.c
@@ -53,6 +53,11 @@
/********************/
+/* Package Typedefs */
+/********************/
+
+
+/********************/
/* Local Prototypes */
/********************/
diff --git a/src/H5B2cache.c b/src/H5B2cache.c
index 062f56c..476e9d1 100644
--- a/src/H5B2cache.c
+++ b/src/H5B2cache.c
@@ -50,6 +50,12 @@
/* Local Typedefs */
/******************/
+
+/********************/
+/* Package Typedefs */
+/********************/
+
+
/********************/
/* Local Prototypes */
/********************/
diff --git a/src/H5B2dbg.c b/src/H5B2dbg.c
index 6e51fbc..0bc8cd9 100644
--- a/src/H5B2dbg.c
+++ b/src/H5B2dbg.c
@@ -48,6 +48,11 @@
/********************/
+/* Package Typedefs */
+/********************/
+
+
+/********************/
/* Local Prototypes */
/********************/
diff --git a/src/H5B2int.c b/src/H5B2int.c
index 9b4b8db..1d35cbd 100644
--- a/src/H5B2int.c
+++ b/src/H5B2int.c
@@ -57,6 +57,12 @@
/* Local Typedefs */
/******************/
+
+/********************/
+/* Package Typedefs */
+/********************/
+
+
/********************/
/* Local Prototypes */
/********************/
diff --git a/src/H5B2stat.c b/src/H5B2stat.c
index a8f8c54..cd0881c 100644
--- a/src/H5B2stat.c
+++ b/src/H5B2stat.c
@@ -43,6 +43,11 @@
/********************/
+/* Package Typedefs */
+/********************/
+
+
+/********************/
/* Local Prototypes */
/********************/
diff --git a/src/H5B2test.c b/src/H5B2test.c
index 7749ee7..3d3f787 100644
--- a/src/H5B2test.c
+++ b/src/H5B2test.c
@@ -44,6 +44,11 @@
/********************/
+/* Package Typedefs */
+/********************/
+
+
+/********************/
/* Local Prototypes */
/********************/
static herr_t H5B2_test_store(void *nrecord, const void *udata);
diff --git a/src/H5HF.c b/src/H5HF.c
index f183748..d5649d8 100644
--- a/src/H5HF.c
+++ b/src/H5HF.c
@@ -53,6 +53,11 @@
/********************/
+/* Package Typedefs */
+/********************/
+
+
+/********************/
/* Local Prototypes */
/********************/
diff --git a/src/H5HFcache.c b/src/H5HFcache.c
index 348f9eb..2b34604 100644
--- a/src/H5HFcache.c
+++ b/src/H5HFcache.c
@@ -51,6 +51,12 @@
/* Local Typedefs */
/******************/
+
+/********************/
+/* Package Typedefs */
+/********************/
+
+
/********************/
/* Local Prototypes */
/********************/
@@ -177,12 +183,6 @@ H5HF_dtable_decode(H5F_t *f, const uint8_t **pp, H5HF_dtable_t *dtable)
/* Next direct block's heap offset */
H5F_DECODE_LENGTH(f, *pp, dtable->next_dir_block);
- /* Next direct block size */
- H5F_DECODE_LENGTH(f, *pp, dtable->next_dir_size);
-
- /* Next direct block column */
- UINT16DECODE(*pp, dtable->next_dir_col);
-
FUNC_LEAVE_NOAPI(SUCCEED)
} /* end H5HF_dtable_decode() */
@@ -236,12 +236,6 @@ H5HF_dtable_encode(H5F_t *f, uint8_t **pp, const H5HF_dtable_t *dtable)
/* Next direct block's heap offset */
H5F_ENCODE_LENGTH(f, *pp, dtable->next_dir_block);
- /* Next direct block size */
- H5F_ENCODE_LENGTH(f, *pp, dtable->next_dir_size);
-
- /* Next direct block column */
- UINT16ENCODE(*pp, dtable->next_dir_col);
-
FUNC_LEAVE_NOAPI(SUCCEED)
} /* end H5HF_dtable_encode() */
@@ -591,10 +585,10 @@ H5HF_cache_hdr_size(const H5F_t *f, const H5HF_t UNUSED *fh, size_t *size_ptr)
*-------------------------------------------------------------------------
*/
static H5HF_direct_t *
-H5HF_cache_dblock_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_size, void *_fh_shared)
+H5HF_cache_dblock_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_size, void *_par_shared)
{
const size_t *size = (const size_t *)_size; /* Size of block */
- H5RC_t *fh_shared = (H5RC_t *)_fh_shared; /* Shared heap information */
+ H5HF_parent_shared_t *par_shared = (H5HF_parent_shared_t *)_par_shared; /* Shared direct block information */
H5HF_shared_t *shared = NULL; /* Shared fractal heap information */
H5HF_direct_t *dblock = NULL; /* Direct block info */
const uint8_t *p; /* Pointer into raw data buffer */
@@ -607,7 +601,7 @@ H5HF_cache_dblock_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_size,
/* Check arguments */
HDassert(f);
HDassert(H5F_addr_defined(addr));
- HDassert(fh_shared);
+ HDassert(par_shared);
/* Allocate space for the fractal heap direct block */
if(NULL == (dblock = H5FL_MALLOC(H5HF_direct_t)))
@@ -615,13 +609,20 @@ H5HF_cache_dblock_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_size,
HDmemset(&dblock->cache_info, 0, sizeof(H5AC_info_t));
/* Share common heap information */
- dblock->shared = fh_shared;
+ dblock->shared = par_shared->shared;
H5RC_INC(dblock->shared);
/* Get the pointer to the shared heap info */
shared = H5RC_GET_OBJ(dblock->shared);
HDassert(shared);
+ /* Share common parent [indirect] block information */
+ dblock->parent = par_shared->parent;
+ if(dblock->parent)
+ H5RC_INC(dblock->parent);
+ dblock->parent_entry = par_shared->parent_entry;
+ dblock->blk_free_space = (size_t)par_shared->parent_free_space;
+
/* Set block's internal information */
dblock->size = *size;
dblock->blk_off_size = H5HF_SIZEOF_OFFSET_LEN(dblock->size);
@@ -666,9 +667,6 @@ H5HF_cache_dblock_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_size,
/* Offset of heap within the heap's address space */
UINT64DECODE_VAR(p, dblock->block_off, shared->heap_off_size);
- /* Total free space in block */
- UINT64DECODE_VAR(p, dblock->blk_free_space, dblock->blk_off_size);
-
/* Offset of free list head */
/* (Defer deserializing the whole free list until we actually need to modify it) */
UINT64DECODE_VAR(p, dblock->free_list_head, dblock->blk_off_size);
@@ -745,9 +743,6 @@ H5HF_cache_dblock_flush(H5F_t *f, hid_t dxpl_id, hbool_t destroy, haddr_t addr,
if(shared->addrmap != H5HF_ABSOLUTE)
HGOTO_ERROR(H5E_HEAP, H5E_UNSUPPORTED, FAIL, "encoding mapped direct blocks not supported currently")
- /* Total free space in block */
- UINT64ENCODE_VAR(p, dblock->blk_free_space, dblock->blk_off_size);
-
/* Offset of free list head */
UINT64ENCODE_VAR(p, dblock->free_list_head, dblock->blk_off_size);
@@ -832,6 +827,8 @@ H5HF_cache_dblock_dest(H5F_t UNUSED *f, H5HF_direct_t *dblock)
/* Decrement reference count on shared fractal heap info */
if(dblock->shared)
H5RC_DEC(dblock->shared);
+ if(dblock->parent)
+ H5RC_DEC(dblock->parent);
/* Check for free list & free it, if necessary */
if(dblock->free_list) {
@@ -951,10 +948,10 @@ H5HF_cache_dblock_size(const H5F_t UNUSED *f, const H5HF_direct_t *dblock, size_
*-------------------------------------------------------------------------
*/
static H5HF_indirect_t *
-H5HF_cache_iblock_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_nrows, void *_fh_shared)
+H5HF_cache_iblock_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_nrows, void *_par_shared)
{
const unsigned *nrows = (const unsigned *)_nrows; /* # of rows in indirect block */
- H5RC_t *fh_shared = (H5RC_t *)_fh_shared; /* Shared heap information */
+ H5HF_parent_shared_t *par_shared = (H5HF_parent_shared_t *)_par_shared; /* Shared direct block information */
H5HF_shared_t *shared = NULL; /* Shared fractal heap information */
H5HF_indirect_t *iblock = NULL; /* Indirect block info */
uint8_t *buf = NULL; /* Temporary buffer */
@@ -969,7 +966,7 @@ H5HF_cache_iblock_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_nrows
/* Check arguments */
HDassert(f);
HDassert(H5F_addr_defined(addr));
- HDassert(fh_shared);
+ HDassert(par_shared);
/* Allocate space for the fractal heap indirect block */
if(NULL == (iblock = H5FL_MALLOC(H5HF_indirect_t)))
@@ -977,13 +974,24 @@ H5HF_cache_iblock_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_nrows
HDmemset(&iblock->cache_info, 0, sizeof(H5AC_info_t));
/* Share common heap information */
- iblock->shared = fh_shared;
+ iblock->shared = par_shared->shared;
H5RC_INC(iblock->shared);
/* Get the pointer to the shared heap info */
shared = H5RC_GET_OBJ(iblock->shared);
HDassert(shared);
+ /* Share common parent [indirect] block information */
+ iblock->parent = par_shared->parent;
+ if(iblock->parent)
+ H5RC_INC(iblock->parent);
+ iblock->parent_entry = par_shared->parent_entry;
+ iblock->child_free_space = par_shared->parent_free_space;
+
+ /* Make a reference to this block */
+ if(NULL == (iblock->self = H5RC_create(iblock, H5HF_iblock_free)))
+ HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "can't create ref-count wrapper for indirect fractal heap block")
+
/* Set block's internal information */
iblock->nrows = *nrows;
if(iblock->nrows > shared->man_dtable.max_direct_rows) {
@@ -1041,17 +1049,40 @@ H5HF_cache_iblock_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_nrows
HDassert(iblock->ndir_rows > 0);
if(NULL == (iblock->dblock_ents = H5FL_SEQ_MALLOC(H5HF_indirect_dblock_ent_t, (iblock->ndir_rows * shared->man_dtable.cparam.width))))
HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed for direct entries")
+ iblock->dir_full = TRUE;
for(u = 0; u < (iblock->ndir_rows * shared->man_dtable.cparam.width); u++) {
H5F_addr_decode(f, &p, &(iblock->dblock_ents[u].addr));
UINT32DECODE_VAR(p, iblock->dblock_ents[u].free_space, shared->man_dtable.max_dir_blk_off_size);
+
+ /* Check for direct block being undefined and use that for the next one to allocate from this indirect block */
+ if(iblock->dir_full) {
+ if(!H5F_addr_defined(iblock->dblock_ents[u].addr)) {
+ iblock->next_dir_col = u % shared->man_dtable.cparam.width;
+ iblock->next_dir_row = u / shared->man_dtable.cparam.width;
+ iblock->next_dir_entry = u;
+ if(iblock->next_dir_row == 0)
+ iblock->next_dir_size = shared->man_dtable.cparam.start_block_size;
+ else
+ iblock->next_dir_size = shared->man_dtable.cparam.start_block_size * (1 << (iblock->next_dir_row - 1));
+ if(heap_addr == 0)
+ iblock->max_direct_rows = shared->man_dtable.max_direct_rows;
+ else
+ HGOTO_ERROR(H5E_HEAP, H5E_UNSUPPORTED, NULL, "computing max direct rows for non-root indirect block not supported yet")
+
+ /* Set the flag to indicate the direct blocks aren't full */
+ iblock->dir_full = FALSE;
+ } /* end if */
+ } /* end if */
} /* end for */
if(iblock->nindir_rows > 0) {
if(NULL == (iblock->iblock_ents = H5FL_SEQ_MALLOC(H5HF_indirect_iblock_ent_t, (iblock->nindir_rows * shared->man_dtable.cparam.width))))
HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed for indirect entries")
/* Decode indirect block-specific fields */
- for(u = 0; u < (iblock->nindir_rows * shared->man_dtable.cparam.width); u++)
+ for(u = 0; u < (iblock->nindir_rows * shared->man_dtable.cparam.width); u++) {
H5F_addr_decode(f, &p, &(iblock->iblock_ents[u].addr));
+ UINT64DECODE_VAR(p, iblock->iblock_ents[u].free_space, shared->heap_off_size);
+ } /* end for */
} /* end if */
else
iblock->iblock_ents = NULL;
@@ -1105,6 +1136,12 @@ H5HF_cache_iblock_flush(H5F_t *f, hid_t dxpl_id, hbool_t destroy, haddr_t addr,
uint8_t *p; /* Pointer into raw data buffer */
size_t u; /* Local index variable */
+ /* Sanity check */
+ HDassert(iblock->dirty);
+#ifdef QAK
+HDfprintf(stderr, "%s: Flushing indirect block\n", FUNC);
+#endif /* QAK */
+
/* Get the pointer to the shared heap info */
shared = H5RC_GET_OBJ(iblock->shared);
HDassert(shared);
@@ -1145,6 +1182,9 @@ HDfprintf(stderr, "%s: shared->man_dtable.cparam.width = %u\n", FUNC, shared->ma
/* Offset of block in heap */
UINT64ENCODE_VAR(p, iblock->block_off, shared->heap_off_size);
+/* XXX: Fix this when we start writing recursive indirect blocks */
+if(iblock->block_off != 0)
+ HGOTO_ERROR(H5E_HEAP, H5E_UNSUPPORTED, FAIL, "fix computing max direct rows for non-root indirect block for loading")
/* Encode indirect block-specific fields */
HDassert(iblock->ndir_rows > 0);
@@ -1153,8 +1193,10 @@ HDfprintf(stderr, "%s: shared->man_dtable.cparam.width = %u\n", FUNC, shared->ma
UINT32ENCODE_VAR(p, iblock->dblock_ents[u].free_space, shared->man_dtable.max_dir_blk_off_size);
} /* end for */
if(iblock->nindir_rows > 0)
- for(u = 0; u < (iblock->nindir_rows * shared->man_dtable.cparam.width); u++)
+ for(u = 0; u < (iblock->nindir_rows * shared->man_dtable.cparam.width); u++) {
H5F_addr_encode(f, &p, iblock->iblock_ents[u].addr);
+ UINT64ENCODE_VAR(p, iblock->iblock_ents[u].free_space, shared->heap_off_size);
+ } /* end for */
/* Sanity check */
HDassert((size_t)(p - buf) == iblock->size);
@@ -1201,19 +1243,26 @@ H5HF_cache_iblock_dest(H5F_t UNUSED *f, H5HF_indirect_t *iblock)
* Check arguments.
*/
HDassert(iblock);
+#ifdef QAK
+HDfprintf(stderr, "%s: Destroying indirect block\n", "H5HF_cache_iblock_dest");
+#endif /* QAK */
- /* Decrement reference count on shared fractal heap info */
- if(iblock->shared)
- H5RC_DEC(iblock->shared);
-
- /* Release entry tables */
- if(iblock->dblock_ents)
- H5FL_SEQ_FREE(H5HF_indirect_dblock_ent_t, iblock->dblock_ents);
- if(iblock->iblock_ents)
- H5FL_SEQ_FREE(H5HF_indirect_iblock_ent_t, iblock->iblock_ents);
-
- /* Free fractal heap indirect block info */
- H5FL_FREE(H5HF_indirect_t, iblock);
+ /* Decrement reference count on self */
+ /* (let ref-counting API's callback for the block perform all cleanup) */
+/* XXX: This should actually free all the indirect block info, since this
+ * routine should not get called until the block has no dependents (once
+ * the "un-evictable" flag is in the metadata cache)
+ */
+/* XXX: Once the "un-evictable" flag is working in the metadata cache, can
+ * get rid of the "self" field and make a wrapper when creating the parent
+ * info for each "child" block, which will make the indirect block
+ * un-evictable as well as create the initial ref-counted object.
+ */
+/* XXX: Once the "un-evictable" flag is working in the metadata cache, the
+ * ref-counted 'free' callback should just make the indirect block
+ * evictable again.
+ */
+ H5RC_DEC(iblock->self);
FUNC_LEAVE_NOAPI(SUCCEED)
} /* end H5HF_cache_iblock_dest() */
diff --git a/src/H5HFdbg.c b/src/H5HFdbg.c
index 977f40f..5dddac7 100644
--- a/src/H5HFdbg.c
+++ b/src/H5HFdbg.c
@@ -49,6 +49,11 @@
/********************/
+/* Package Typedefs */
+/********************/
+
+
+/********************/
/* Local Prototypes */
/********************/
@@ -124,12 +129,6 @@ H5HF_dtable_debug(H5HF_dtable_t *dtable, FILE *stream, int indent, int fwidth)
HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
"Current # of rows in root indirect block:",
dtable->curr_root_rows);
- HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
- "Next direct block size:",
- dtable->next_dir_size);
- HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
- "Next direct block column:",
- dtable->next_dir_col);
/* Computed values */
HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
@@ -257,6 +256,7 @@ H5HF_dblock_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream,
{
H5HF_t *fh = NULL; /* Fractal heap header info */
H5HF_direct_t *dblock = NULL; /* Fractal heap direct block info */
+ H5HF_parent_shared_t par_shared; /* Parent shared information */
H5HF_direct_free_node_t *node; /* Pointer to free list node for block */
H5HF_shared_t *shared; /* Shared fractal heap information */
size_t blk_prefix_size; /* Size of prefix for block */
@@ -293,9 +293,19 @@ H5HF_dblock_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream,
/*
* Load the heap direct block
*/
- if(NULL == (dblock = H5AC_protect(f, dxpl_id, H5AC_FHEAP_DBLOCK, addr, &block_size, fh->shared, H5AC_READ)))
+ par_shared.shared = fh->shared;
+ par_shared.parent = NULL;
+ par_shared.parent_entry = 0;
+ par_shared.parent_free_space = 0;
+ if(NULL == (dblock = H5AC_protect(f, dxpl_id, H5AC_FHEAP_DBLOCK, addr, &block_size, &par_shared, H5AC_READ)))
HGOTO_ERROR(H5E_HEAP, H5E_CANTLOAD, FAIL, "unable to load fractal heap direct block")
+ /* Check for valid free list */
+ if(!dblock->free_list)
+ if(H5HF_man_dblock_build_freelist(dblock, addr) < 0)
+ HGOTO_ERROR(H5E_HEAP, H5E_CANTDECODE, FAIL, "can't decode free list for block")
+ HDassert(dblock->free_list);
+
/* Release the heap header */
if(H5AC_unprotect(f, dxpl_id, H5AC_FHEAP_HDR, hdr_addr, fh, H5AC__NO_FLAGS_SET) < 0)
HDONE_ERROR(H5E_HEAP, H5E_PROTECT, FAIL, "unable to release fractal heap header")
@@ -327,12 +337,6 @@ H5HF_dblock_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream,
"Offset of free list head:",
dblock->free_list_head);
- /* Check for valid free list */
- if(!dblock->free_list)
- if(H5HF_man_dblock_build_freelist(dblock, addr) < 0)
- HGOTO_ERROR(H5E_HEAP, H5E_CANTDECODE, FAIL, "can't decode free list for block")
- HDassert(dblock->free_list);
-
/*
* Traverse the free list and check that all free blocks fall within
* the block and that no two free blocks point to the same region of
@@ -340,8 +344,9 @@ H5HF_dblock_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream,
if(NULL == (marker = H5MM_calloc(dblock->size)))
HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed")
- HDfprintf(stream, "%*sFree Blocks (offset, next offset, size):\n", indent, "");
node = dblock->free_list->first;
+ if(node)
+ HDfprintf(stream, "%*sFree Blocks (offset, next offset, size):\n", indent, "");
while(node) {
char temp_str[32];
@@ -407,7 +412,9 @@ H5HF_iblock_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream,
{
H5HF_t *fh = NULL; /* Fractal heap header info */
H5HF_shared_t *shared; /* Shared fractal heap information */
+ H5HF_parent_shared_t par_shared; /* Parent shared information */
H5HF_indirect_t *iblock = NULL; /* Fractal heap direct block info */
+ size_t dblock_size; /* Current direct block size */
char temp_str[64]; /* Temporary string, for formatting */
size_t u, v; /* Local index variable */
herr_t ret_value = SUCCEED; /* Return value */
@@ -438,7 +445,11 @@ H5HF_iblock_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream,
/*
* Load the heap direct block
*/
- if(NULL == (iblock = H5AC_protect(f, dxpl_id, H5AC_FHEAP_IBLOCK, addr, &nrows, fh->shared, H5AC_READ)))
+ par_shared.shared = fh->shared;
+ par_shared.parent = NULL;
+ par_shared.parent_entry = 0;
+ par_shared.parent_free_space = 0;
+ if(NULL == (iblock = H5AC_protect(f, dxpl_id, H5AC_FHEAP_IBLOCK, addr, &nrows, &par_shared, H5AC_READ)))
HGOTO_ERROR(H5E_HEAP, H5E_CANTLOAD, FAIL, "unable to load fractal heap indirect block")
/* Release the heap header */
@@ -458,6 +469,9 @@ H5HF_iblock_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream,
HDfprintf(stream, "%*s%-*s %Hu\n", indent, "", fwidth,
"Offset of indirect block in heap:",
iblock->block_off);
+ HDfprintf(stream, "%*s%-*s %Hu\n", indent, "", fwidth,
+ "Total children free space:",
+ iblock->child_free_space);
HDfprintf(stream, "%*s%-*s %Zu\n", indent, "", fwidth,
"Size of indirect block:",
iblock->size);
@@ -470,11 +484,27 @@ H5HF_iblock_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream,
HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
"# of indirect rows:",
iblock->nindir_rows);
+ HDfprintf(stream, "%*s%-*s %s\n", indent, "", fwidth,
+ "Direct blocks full:",
+ (iblock->dir_full ? "TRUE" : "FALSE"));
+ HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
+ "Max direct block rows:",
+ iblock->max_direct_rows);
+ HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
+ "Next direct block column:",
+ iblock->next_dir_col);
+ HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
+ "Next direct block row:",
+ iblock->next_dir_row);
+ HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
+ "Next direct block size:",
+ iblock->next_dir_size);
/* Print the entry tables */
+ dblock_size = shared->man_dtable.cparam.start_block_size;
HDfprintf(stream, "%*sDirect Block Entries (address, free space):\n", indent, "");
for(u = 0; u < iblock->ndir_rows; u++) {
- sprintf(temp_str, "Row #%u:", (unsigned)u);
+ sprintf(temp_str, "Row #%u: (block size: %lu)", (unsigned)u, (unsigned long)dblock_size);
HDfprintf(stream, "%*s%-*s\n", indent + 3, "", MAX(0, fwidth - 3),
temp_str);
for(v = 0; v < shared->man_dtable.cparam.width; v++) {
@@ -486,6 +516,7 @@ H5HF_iblock_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream,
iblock->dblock_ents[off].addr,
iblock->dblock_ents[off].free_space);
} /* end for */
+ dblock_size *= 2;
} /* end for */
HDfprintf(stream, "%*sIndirect Block Entries:\n", indent, "");
if(iblock->nindir_rows > 0) {
diff --git a/src/H5HFint.c b/src/H5HFint.c
index fce8640..627f6e6 100644
--- a/src/H5HFint.c
+++ b/src/H5HFint.c
@@ -86,15 +86,19 @@ static herr_t H5HF_shared_free(void *_shared);
/* Direct block routines */
static herr_t H5HF_dblock_section_node_free_cb(void *item, void UNUSED *key,
void UNUSED *op_data);
-static herr_t H5HF_man_dblock_inc_size(H5HF_shared_t *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_create(H5HF_parent_shared_t *par_shared,
+ hid_t dxpl_id, size_t block_size, hsize_t block_off, haddr_t *addr_p);
static herr_t H5HF_man_dblock_new(H5RC_t *fh_shared, hid_t dxpl_id,
size_t request);
+static herr_t H5HF_man_dblock_adj_free(H5HF_direct_t *dblock, ssize_t amt);
/* Indirect block routines */
+static herr_t H5HF_man_iblock_inc_loc(H5HF_indirect_t *iblock);
+static H5HF_indirect_t * H5HF_man_iblock_place_dblock(H5RC_t *fh_shared, hid_t dxpl_id,
+ size_t min_dblock_size, haddr_t *addr_p, size_t *entry_p,
+ size_t *dblock_size);
static herr_t H5HF_man_iblock_create(H5RC_t *fh_shared, hid_t dxpl_id,
- hsize_t block_off, unsigned nrows, haddr_t *addr_p);
+ hsize_t block_off, unsigned nrows, unsigned max_dir_rows, haddr_t *addr_p);
/*********************/
/* Package Variables */
@@ -172,7 +176,6 @@ H5HF_dtable_init(const H5HF_shared_t *shared, H5HF_dtable_t *dtable)
H5V_log2_of2(dtable->cparam.start_block_size)) + 2;
dtable->num_id_first_row = dtable->cparam.start_block_size * dtable->cparam.width;
dtable->max_dir_blk_off_size = H5HF_SIZEOF_OFFSET_LEN(dtable->cparam.max_direct_size);
- dtable->next_dir_size = dtable->cparam.start_block_size;
/* Build table of block sizes for each row */
if(NULL == (dtable->row_block_size = H5MM_malloc(dtable->max_root_indirect_rows * sizeof(hsize_t))))
@@ -375,6 +378,9 @@ H5HF_shared_create(H5F_t *f, H5HF_t *fh, haddr_t fh_addr, H5HF_create_t *cparam)
shared->ref_count_size = cparam->ref_count_size;
HDmemcpy(&(shared->man_dtable.cparam), &(cparam->managed), sizeof(H5HF_dtable_cparam_t));
+ /* Set root table address */
+ shared->man_dtable.table_addr = HADDR_UNDEF;
+
/* Note that the shared info is dirty (it's not written to the file yet) */
shared->dirty = TRUE;
@@ -429,49 +435,62 @@ H5HF_shared_free(void *_shared)
/*-------------------------------------------------------------------------
- * Function: H5HF_man_dblock_inc_size
+ * Function: H5HF_man_iblock_inc_loc
*
- * Purpose: Increment size of next direct block
+ * Purpose: Increment location of next direct block in indirect block
*
* Return: SUCCEED/FAIL
*
* Programmer: Quincey Koziol
* koziol@ncsa.uiuc.edu
- * Mar 6 2006
+ * Mar 14 2006
*
*-------------------------------------------------------------------------
*/
static herr_t
-H5HF_man_dblock_inc_size(H5HF_shared_t *shared)
+H5HF_man_iblock_inc_loc(H5HF_indirect_t *iblock)
{
- FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5HF_man_dblock_inc_size)
+ H5HF_shared_t *shared; /* Pointer to shared heap info */
+
+ FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5HF_man_iblock_inc_loc)
/*
* Check arguments.
*/
+ HDassert(iblock);
+
+ /* Get the pointer to the shared heap info */
+ shared = H5RC_GET_OBJ(iblock->shared);
HDassert(shared);
- /* Check for another block of the same size, in the same row */
- if(shared->man_dtable.next_dir_col < shared->man_dtable.cparam.width) {
- /* Move to next column in doubling table */
- shared->man_dtable.next_dir_col++;
+ /* Increment column */
+ iblock->next_dir_col++;
+
+ /* Check for walking off end of column */
+ if(iblock->next_dir_col == shared->man_dtable.cparam.width) {
+ /* Reset column */
+ iblock->next_dir_col = 0;
+
+ /* Increment row & direct block size */
+ iblock->next_dir_row++;
+ iblock->next_dir_size *= 2;
+
+ /* Check for filling up all direct block entries in indirect block */
+ if(iblock->next_dir_row == iblock->max_direct_rows)
+ iblock->dir_full = TRUE;
} /* end if */
- else {
- /* Check for "doubling" block to next row or resetting to initial size */
-/* XXX: The maximum size will vary for different indirect blocks... */
- if(shared->man_dtable.next_dir_size < shared->man_dtable.cparam.max_direct_size)
- /* Double block size */
- shared->man_dtable.next_dir_size *= 2;
- else
- /* Reset to starting block size */
- shared->man_dtable.next_dir_size = shared->man_dtable.cparam.start_block_size;
- /* Set next column */
- shared->man_dtable.next_dir_col = 0;
- } /* end else */
+#ifdef QAK
+HDfprintf(stderr, "%s: iblock->next_dir_row = %u\n", "H5HF_man_iblock_inc_loc", iblock->next_dir_row);
+HDfprintf(stderr, "%s: iblock->next_dir_col = %u\n", "H5HF_man_iblock_inc_loc", iblock->next_dir_col);
+HDfprintf(stderr, "%s: iblock->next_dir_size = %Zu\n", "H5HF_man_iblock_inc_loc", iblock->next_dir_size);
+HDfprintf(stderr, "%s: iblock->dir_full = %u\n", "H5HF_man_iblock_inc_loc", (unsigned)iblock->dir_full);
+#endif /* QAK */
+ /* Mark heap header as modified */
+ shared->dirty = TRUE;
FUNC_LEAVE_NOAPI(SUCCEED)
-} /* end H5HF_man_dblock_inc_size() */
+} /* end H5HF_man_iblock_inc_loc() */
/*-------------------------------------------------------------------------
@@ -488,13 +507,14 @@ H5HF_man_dblock_inc_size(H5HF_shared_t *shared)
*-------------------------------------------------------------------------
*/
static herr_t
-H5HF_man_dblock_create(H5RC_t *fh_shared, hid_t dxpl_id,
+H5HF_man_dblock_create(H5HF_parent_shared_t *par_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_section_free_node_t *sec_node; /* Pointer to free list section for block */
H5HF_shared_t *shared; /* Pointer to shared heap info */
H5HF_direct_t *dblock = NULL; /* Pointer to direct block */
+ size_t free_space; /* Free space in new block */
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_NOAPI_NOINIT(H5HF_man_dblock_create)
@@ -502,7 +522,8 @@ H5HF_man_dblock_create(H5RC_t *fh_shared, hid_t dxpl_id,
/*
* Check arguments.
*/
- HDassert(fh_shared);
+ HDassert(par_shared);
+ HDassert(par_shared->shared);
HDassert(block_size > 0);
HDassert(addr_p);
@@ -516,10 +537,10 @@ H5HF_man_dblock_create(H5RC_t *fh_shared, hid_t dxpl_id,
HDmemset(&dblock->cache_info, 0, sizeof(H5AC_info_t));
/* Share common heap information */
- dblock->shared = fh_shared;
+ dblock->shared = par_shared->shared;
H5RC_INC(dblock->shared);
- /* Get the pointer to the shared B-tree info */
+ /* Get the pointer to the shared heap info */
shared = H5RC_GET_OBJ(dblock->shared);
HDassert(shared);
@@ -527,11 +548,16 @@ H5HF_man_dblock_create(H5RC_t *fh_shared, hid_t dxpl_id,
#ifdef QAK
HDfprintf(stderr, "%s: size = %Zu, block_off = %Hu\n", FUNC, block_size, block_off);
#endif /* QAK */
+ dblock->parent = par_shared->parent;
+ if(dblock->parent)
+ H5RC_INC(dblock->parent);
+ dblock->parent_entry = par_shared->parent_entry;
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;
+ dblock->blk_free_space = par_shared->parent_free_space;
+ free_space = block_size - dblock->free_list_head;
/* Allocate buffer for block */
/* XXX: Change to using free-list factories */
@@ -551,7 +577,7 @@ HDmemset(dblock->blk, 0, dblock->size);
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->size = free_space;
node->my_offset = dblock->free_list_head;
node->next_offset = 0;
node->prev = node->next = NULL;
@@ -579,8 +605,11 @@ HDmemset(dblock->blk, 0, dblock->size);
if(H5HF_flist_add(shared->flist, sec_node, &sec_node->sect_size, &sec_node->sect_addr) < 0)
HGOTO_ERROR(H5E_HEAP, H5E_CANTINIT, FAIL, "can't add direct block free space to global list")
+ /* Adjust free space to include new block's space */
+ if(H5HF_man_dblock_adj_free(dblock, (ssize_t)free_space) < 0)
+ HGOTO_ERROR(H5E_HEAP, H5E_CANTDEC, FAIL, "can't adjust free space for direct block & parents")
+
/* Update shared heap info */
- shared->total_man_free += dblock->blk_free_space;
shared->total_size += dblock->size;
shared->man_size += dblock->size;
@@ -673,7 +702,7 @@ H5HF_man_dblock_build_freelist(H5HF_direct_t *dblock, haddr_t dblock_addr)
hsize_t prev_off; /* Prev node offset in block */
uint8_t *p; /* Temporary pointer to free node info */
- /* Get the pointer to the shared B-tree info */
+ /* Get the pointer to the shared heap info */
shared = H5RC_GET_OBJ(dblock->shared);
HDassert(shared);
@@ -697,6 +726,9 @@ H5HF_man_dblock_build_freelist(H5HF_direct_t *dblock, haddr_t dblock_addr)
/* Attach to free list head */
head->first = node;
+ /* Set block's free space */
+ dblock->blk_free_space = free_len;
+
/* Create free list section node */
if(NULL == (sec_node = H5FL_MALLOC(H5HF_section_free_node_t)))
HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for direct block free list section")
@@ -736,6 +768,9 @@ H5HF_man_dblock_build_freelist(H5HF_direct_t *dblock, haddr_t dblock_addr)
node->prev = prev_node;
node->next = NULL;
+ /* Adjust block's free space */
+ dblock->blk_free_space += free_len;
+
/* Create free list section node */
if(NULL == (sec_node = H5FL_MALLOC(H5HF_section_free_node_t)))
HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for direct block free list section")
@@ -770,6 +805,87 @@ done:
/*-------------------------------------------------------------------------
+ * Function: H5HF_man_dblock_adj_free
+ *
+ * Purpose: Adjust the free space for a direct block, and it's parents
+ *
+ * Return: SUCCEED/FAIL
+ *
+ * Programmer: Quincey Koziol
+ * koziol@ncsa.uiuc.edu
+ * Mar 14 2006
+ *
+ *-------------------------------------------------------------------------
+ */
+static herr_t
+H5HF_man_dblock_adj_free(H5HF_direct_t *dblock, ssize_t amt)
+{
+ H5HF_shared_t *shared; /* Shared heap information */
+
+ FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5HF_man_dblock_adj_free)
+#ifdef QAK
+HDfprintf(stderr, "%s: amt = %Zd\n", "H5HF_man_dblock_adj_free", amt);
+#endif /* QAK */
+
+ /*
+ * Check arguments.
+ */
+ HDassert(dblock);
+
+ /* Get the pointer to the shared heap info */
+ shared = H5RC_GET_OBJ(dblock->shared);
+ HDassert(shared);
+
+ /* Adjust space available in block */
+ dblock->blk_free_space += amt;
+
+ /* Check if the parent info is set */
+ if(dblock->parent) {
+ H5HF_indirect_t *iblock; /* Block's parent */
+
+ /* Get the pointer to the shared parent indirect block */
+ iblock = H5RC_GET_OBJ(dblock->parent);
+ HDassert(iblock);
+
+ /* Adjust this indirect block's child free space */
+#ifdef QAK
+HDfprintf(stderr, "%s: iblock->child_free_space = %Hu\n", "H5HF_man_dblock_adj_free", iblock->child_free_space);
+#endif /* QAK */
+ iblock->dblock_ents[dblock->parent_entry].free_space += amt;
+ iblock->child_free_space += amt;
+
+ /* Mark indirect block as dirty */
+ iblock->dirty = TRUE;
+
+ /* Modify the free space in parent block(s) */
+ while(iblock->parent) {
+ size_t parent_entry; /* Entry in parent */
+
+ /* Get the pointer to the shared parent indirect block */
+ parent_entry = iblock->parent_entry;
+ iblock = H5RC_GET_OBJ(iblock->parent);
+ HDassert(iblock);
+
+ /* Adjust this indirect block's child free space */
+ iblock->iblock_ents[parent_entry].free_space += amt;
+ iblock->child_free_space += amt;
+
+ /* Mark indirect block as dirty */
+ iblock->dirty = TRUE;
+ } /* end while */
+ } /* end if */
+
+ /* Update shared heap free space info */
+ shared->total_man_free += amt;
+
+ /* Mark heap header as modified */
+ shared->dirty = TRUE;
+
+ FUNC_LEAVE_NOAPI(SUCCEED)
+} /* end H5HF_man_dblock_adj_free() */
+
+
+/*-------------------------------------------------------------------------
* Function: H5HF_man_dblock_new
*
* Purpose: Create a direct block large enough to hold an object of
@@ -786,8 +902,11 @@ done:
static herr_t
H5HF_man_dblock_new(H5RC_t *fh_shared, hid_t dxpl_id, size_t request)
{
- size_t min_dblock_size; /* Min. size of direct block to allocate */
+ H5HF_parent_shared_t par_shared; /* Parent shared information */
H5HF_shared_t *shared; /* Shared heap information */
+ haddr_t dblock_addr; /* Address of new direct block */
+ size_t dblock_size; /* Size of new direct block */
+ size_t min_dblock_size; /* Min. size of direct block to allocate */
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_NOAPI_NOINIT(H5HF_man_dblock_new)
@@ -823,106 +942,72 @@ HDfprintf(stderr, "%s: H5HF_MAN_ABS_DIRECT_OBJ_PREFIX_LEN_SIZE = %u\n", FUNC, H5
min_dblock_size *= 2;
#ifdef QAK
HDfprintf(stderr, "%s: min_dblock_size = %Zu\n", FUNC, min_dblock_size);
-HDfprintf(stderr, "%s: shared->man_dtable.next_dir_size = %Zu\n", FUNC, shared->man_dtable.next_dir_size);
#endif /* QAK */
- /* Add direct block to heap */
- if(min_dblock_size <= shared->man_dtable.next_dir_size) {
- haddr_t dblock_addr; /* Address of new direct block */
- size_t dblock_size; /* SIze of new direct block */
-
- /* Create new direct block */
- dblock_size = shared->man_dtable.next_dir_size;
- if(H5HF_man_dblock_create(fh_shared, dxpl_id, dblock_size, shared->man_dtable.next_dir_block, &dblock_addr) < 0)
+ /* Check if this is the first block in the heap */
+ if(!H5F_addr_defined(shared->man_dtable.table_addr)) {
+ /* Create new direct block at corrent location*/
+ dblock_size = shared->man_dtable.cparam.start_block_size;
+ par_shared.shared = fh_shared;
+ par_shared.parent = NULL;
+ par_shared.parent_entry = 0;
+ par_shared.parent_free_space = 0;
+ if(H5HF_man_dblock_create(&par_shared, dxpl_id, dblock_size, shared->man_dtable.next_dir_block, &dblock_addr) < 0)
HGOTO_ERROR(H5E_HEAP, H5E_CANTALLOC, FAIL, "can't allocate fractal heap direct block")
+
#ifdef QAK
HDfprintf(stderr, "%s: dblock_addr = %a\n", FUNC, dblock_addr);
HDfprintf(stderr, "%s: shared->man_dtable.next_dir_block = %Hu\n", FUNC, shared->man_dtable.next_dir_block);
#endif /* QAK */
- /* Check if this is the first block in the heap */
- if(shared->man_dtable.next_dir_block == 0) {
- /* Point root at new direct block */
- shared->man_dtable.curr_root_rows = 0;
- shared->man_dtable.table_addr = dblock_addr;
- } /* end if */
- /* Check for the second block in the heap */
- else if(shared->man_dtable.curr_root_rows == 0) {
- H5HF_indirect_t *iblock = NULL; /* Pointer to indirect block to create */
- H5HF_direct_t *dblock = NULL; /* Pointer to direct block to query */
- haddr_t iblock_addr; /* Indirect block's address */
- unsigned nrows; /* Number of rows for root indirect block */
-
- /* Check for allocating entire root indirect block initially */
- if(shared->man_dtable.cparam.start_root_rows == 0)
- nrows = shared->man_dtable.max_root_indirect_rows;
- else
- nrows = shared->man_dtable.cparam.start_root_rows;
-
- /* Allocate root indirect block */
- if(H5HF_man_iblock_create(fh_shared, dxpl_id, (hsize_t)0, nrows, &iblock_addr) < 0)
- HGOTO_ERROR(H5E_HEAP, H5E_CANTALLOC, FAIL, "can't allocate fractal heap indirect block")
+ /* Point root at new direct block */
+ shared->man_dtable.curr_root_rows = 0;
+ shared->man_dtable.table_addr = dblock_addr;
+ } /* end if */
+ /* Root entry already exists, go get indirect block for new direct block */
+ else {
+ H5HF_indirect_t *iblock; /* Pointer to indirect block to create */
+ haddr_t iblock_addr; /* Indirect block's address */
+ size_t dblock_entry; /* Direct entry for new direct block */
+
+ /* Find indirect block with room for block of correct size */
+ if(NULL == (iblock = H5HF_man_iblock_place_dblock(fh_shared, dxpl_id, min_dblock_size, &iblock_addr, &dblock_entry, &dblock_size)))
+ HGOTO_ERROR(H5E_HEAP, H5E_CANTGET, FAIL, "unable to locate indirect block with space for direct block")
#ifdef QAK
-HDfprintf(stderr, "%s: iblock_addr = %a\n", FUNC, iblock_addr);
+HDfprintf(stderr, "%s: dblock_entry = %Zu\n", FUNC, dblock_entry);
#endif /* QAK */
- /* Lock indirect block */
- if(NULL == (iblock = H5AC_protect(shared->f, dxpl_id, H5AC_FHEAP_IBLOCK, iblock_addr, &nrows, fh_shared, H5AC_WRITE)))
- HGOTO_ERROR(H5E_HEAP, H5E_CANTPROTECT, FAIL, "unable to protect fractal heap indirect block")
-
- /* Lock first (root) direct block */
- if(NULL == (dblock = H5AC_protect(shared->f, dxpl_id, H5AC_FHEAP_DBLOCK, shared->man_dtable.table_addr, &shared->man_dtable.cparam.start_block_size, fh_shared, H5AC_READ)))
- HGOTO_ERROR(H5E_HEAP, H5E_CANTPROTECT, FAIL, "unable to protect fractal heap direct block")
-
- /* Point indirect block at direct block to add */
- iblock->dblock_ents[0].addr = shared->man_dtable.table_addr;
- iblock->dblock_ents[0].free_space = dblock->blk_free_space;
-
- /* Unlock first (root) direct block */
- if(H5AC_unprotect(shared->f, dxpl_id, H5AC_FHEAP_DBLOCK, shared->man_dtable.table_addr, dblock, H5AC__NO_FLAGS_SET) < 0)
- HDONE_ERROR(H5E_HEAP, H5E_CANTUNPROTECT, FAIL, "unable to release fractal heap direct block")
- dblock = NULL;
-
- /* Lock new direct block */
- if(NULL == (dblock = H5AC_protect(shared->f, dxpl_id, H5AC_FHEAP_DBLOCK, dblock_addr, &shared->man_dtable.cparam.start_block_size, fh_shared, H5AC_READ)))
- HGOTO_ERROR(H5E_HEAP, H5E_CANTPROTECT, FAIL, "unable to protect fractal heap direct block")
-
- /* Point indirect block at new direct block */
- iblock->dblock_ents[1].addr = dblock_addr;
- iblock->dblock_ents[1].free_space = dblock->blk_free_space;
-
- /* Unlock new direct block */
- if(H5AC_unprotect(shared->f, dxpl_id, H5AC_FHEAP_DBLOCK, dblock_addr, dblock, H5AC__NO_FLAGS_SET) < 0)
- HDONE_ERROR(H5E_HEAP, H5E_CANTUNPROTECT, FAIL, "unable to release fractal heap direct block")
- dblock = NULL;
+ /* Create new direct block at corrent location*/
+ par_shared.shared = fh_shared;
+ par_shared.parent = iblock->self;
+ par_shared.parent_entry = dblock_entry;
+ par_shared.parent_free_space = 0;
+ if(H5HF_man_dblock_create(&par_shared, dxpl_id, dblock_size, shared->man_dtable.next_dir_block, &dblock_addr) < 0)
+ HGOTO_ERROR(H5E_HEAP, H5E_CANTALLOC, FAIL, "can't allocate fractal heap direct block")
- /* Point heap header at new indirect block */
- shared->man_dtable.curr_root_rows = nrows;
- shared->man_dtable.table_addr = iblock_addr;
+#ifdef QAK
+HDfprintf(stderr, "%s: dblock_addr = %a\n", FUNC, dblock_addr);
+HDfprintf(stderr, "%s: shared->man_dtable.next_dir_block = %Hu\n", FUNC, shared->man_dtable.next_dir_block);
+#endif /* QAK */
- /* Mark heap header as modified */
- shared->dirty = TRUE;
+ /* Point indirect block at new direct block */
+ iblock->dblock_ents[dblock_entry].addr = dblock_addr;
- /* Release the indirect block (marked as dirty) */
- if(H5AC_unprotect(shared->f, dxpl_id, H5AC_FHEAP_IBLOCK, iblock_addr, iblock, H5AC__DIRTIED_FLAG) < 0)
- HDONE_ERROR(H5E_HEAP, H5E_CANTUNPROTECT, FAIL, "unable to release fractal heap indirect block")
- } /* end if */
- else {
-HDfprintf(stderr, "%s: Adding >2nd direct block to heap not supported\n", FUNC);
-HGOTO_ERROR(H5E_HEAP, H5E_UNSUPPORTED, FAIL, "allocating objects from non root block not supported yet")
- } /* end else */
+ /* Increment size of next block from this indirect block */
+ H5HF_man_iblock_inc_loc(iblock);
- /* Update shared info */
- shared->man_dtable.next_dir_block += dblock_size;
+ /* Mark indirect block as modified */
+ iblock->dirty = TRUE;
- /* Increment size of next block */
- H5HF_man_dblock_inc_size(shared);
- } /* end if */
- else {
-HDfprintf(stderr, "%s: Skipping direct block sizes not supported\n", FUNC);
-HGOTO_ERROR(H5E_HEAP, H5E_UNSUPPORTED, FAIL, "allocating objects from non root block not supported yet")
+ /* Release the indirect block (marked as dirty) */
+ if(H5AC_unprotect(shared->f, dxpl_id, H5AC_FHEAP_IBLOCK, iblock_addr, iblock, H5AC__DIRTIED_FLAG) < 0)
+ HDONE_ERROR(H5E_HEAP, H5E_CANTUNPROTECT, FAIL, "unable to release fractal heap indirect block")
} /* end else */
+ /* Update shared info */
+/* XXX: This is going to cause problems when we support skipping blocks */
+ shared->man_dtable.next_dir_block += dblock_size;
+
done:
FUNC_LEAVE_NOAPI(ret_value)
} /* end H5HF_man_dblock_new() */
@@ -1113,23 +1198,26 @@ H5HF_man_insert(H5RC_t *fh_shared, hid_t dxpl_id, H5HF_section_free_node_t *sec_
HGOTO_ERROR(H5E_HEAP, H5E_CANTINIT, FAIL, "can't add direct block free space to global list")
} /* end else */
+ /* Mark free list as dirty */
+ dblock->free_list->dirty = TRUE;
+
/* Compute the size of the space to actually allocate */
/* (includes the metadata for the object & the free space fragment) */
alloc_obj_size = full_obj_size + free_frag_size;
- /* Reduce space available in block */
- dblock->blk_free_space -= alloc_obj_size;
-
- /* Mark free list as dirty */
- dblock->free_list->dirty = TRUE;
-
- /* Point to location for object */
#ifdef QAK
HDfprintf(stderr, "%s: obj_off = %Zu\n", FUNC, obj_off);
HDfprintf(stderr, "%s: free_frag_size = %Zu\n", FUNC, free_frag_size);
HDfprintf(stderr, "%s: full_obj_size = %Zu\n", FUNC, full_obj_size);
HDfprintf(stderr, "%s: alloc_obj_size = %Zu\n", FUNC, alloc_obj_size);
#endif /* QAK */
+ /* Reduce space available in parent block(s) */
+ if(H5HF_man_dblock_adj_free(dblock, -(ssize_t)alloc_obj_size) < 0)
+ HGOTO_ERROR(H5E_HEAP, H5E_CANTDEC, FAIL, "can't adjust free space for direct block & parents")
+
+ /* Encode the object in the block */
+
+ /* Point to location for object */
p = dblock->blk + obj_off;
/* Encode the length */
@@ -1162,10 +1250,6 @@ HDfprintf(stderr, "%s: alloc_obj_size = %Zu\n", FUNC, alloc_obj_size);
HDfprintf(stderr, "%s: dblock->block_off = %Hu\n", FUNC, dblock->block_off);
#endif /* QAK */
UINT64ENCODE_VAR(id, (dblock->block_off + obj_off), shared->heap_off_size);
-
- /* Update shared heap info */
- shared->total_man_free -= alloc_obj_size;
-
} /* end if */
else {
HGOTO_ERROR(H5E_HEAP, H5E_UNSUPPORTED, FAIL, "inserting within mapped managed blocks not supported yet")
@@ -1187,11 +1271,284 @@ done:
/*-------------------------------------------------------------------------
+ * Function: H5HF_iblock_free
+ *
+ * Purpose: Free fractal heap indirect block
+ *
+ * Return: Non-negative on success/Negative on failure
+ *
+ * Programmer: Quincey Koziol
+ * koziol@ncsa.uiuc.edu
+ * Mar 13 2006
+ *
+ *-------------------------------------------------------------------------
+ */
+herr_t
+H5HF_iblock_free(void *_iblock)
+{
+ H5HF_indirect_t *iblock = (H5HF_indirect_t *)_iblock;
+
+ FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5HF_iblock_free)
+#ifdef QAK
+HDfprintf(stderr, "%s: Freeing indirect block\n", "H5HF_iblock_free");
+#endif /* QAK */
+
+ /* Sanity check */
+ HDassert(iblock);
+
+ /* Decrement reference count on shared fractal heap info */
+ if(iblock->shared)
+ H5RC_DEC(iblock->shared);
+ if(iblock->parent)
+ H5RC_DEC(iblock->parent);
+
+ /* Release entry tables */
+ if(iblock->dblock_ents)
+ H5FL_SEQ_FREE(H5HF_indirect_dblock_ent_t, iblock->dblock_ents);
+ if(iblock->iblock_ents)
+ H5FL_SEQ_FREE(H5HF_indirect_iblock_ent_t, iblock->iblock_ents);
+
+ /* Free fractal heap indirect block info */
+ H5FL_FREE(H5HF_indirect_t, iblock);
+
+ FUNC_LEAVE_NOAPI(SUCCEED)
+} /* end H5HF_iblock_free() */
+
+
+/*-------------------------------------------------------------------------
+ * Function: H5HF_man_iblock_place_dblock
+ *
+ * Purpose: Find indirect block with location for placing a direct block
+ *
+ * Note: Creates necessary indirect blocks
+ *
+ * Return: Pointer to indirect block on success, NULL on failure
+ *
+ * Programmer: Quincey Koziol
+ * koziol@ncsa.uiuc.edu
+ * Mar 14 2006
+ *
+ *-------------------------------------------------------------------------
+ */
+static H5HF_indirect_t *
+H5HF_man_iblock_place_dblock(H5RC_t *fh_shared, hid_t dxpl_id,
+ size_t min_dblock_size, haddr_t *addr_p, size_t *entry_p,
+ size_t *dblock_size)
+{
+ H5HF_parent_shared_t par_shared; /* Parent shared information */
+ H5HF_shared_t *shared; /* Pointer to shared heap info */
+ H5HF_indirect_t *iblock; /* Pointer to indirect block */
+ H5HF_indirect_t *ret_value; /* Return value */
+
+ FUNC_ENTER_NOAPI_NOINIT(H5HF_man_iblock_place_dblock)
+
+ /*
+ * Check arguments.
+ */
+ HDassert(fh_shared);
+ HDassert(min_dblock_size > 0);
+ HDassert(addr_p);
+
+ /* Get the pointer to the shared heap info */
+ shared = H5RC_GET_OBJ(fh_shared);
+ HDassert(shared);
+
+ /* Check for creating first indirect block */
+ if(shared->man_dtable.curr_root_rows == 0) {
+ H5HF_direct_t *dblock; /* Pointer to direct block to query */
+ unsigned nrows; /* Number of rows for root indirect block */
+
+ /* Check for skipping over blocks */
+ if(min_dblock_size != shared->man_dtable.cparam.start_block_size) {
+HDfprintf(stderr, "%s: Skipping direct block sizes not supported\n", FUNC);
+HGOTO_ERROR(H5E_HEAP, H5E_UNSUPPORTED, NULL, "skipping direct block sizes not supported yet")
+ } /* end if */
+
+#ifdef QAK
+HDfprintf(stderr, "%s: creating first indirect block\n", FUNC);
+#endif /* QAK */
+ /* Check for allocating entire root indirect block initially */
+ if(shared->man_dtable.cparam.start_root_rows == 0)
+ nrows = shared->man_dtable.max_root_indirect_rows;
+ else
+ nrows = shared->man_dtable.cparam.start_root_rows;
+
+ /* Allocate root indirect block */
+ if(H5HF_man_iblock_create(fh_shared, dxpl_id, (hsize_t)0, nrows, shared->man_dtable.max_direct_rows, addr_p) < 0)
+ HGOTO_ERROR(H5E_HEAP, H5E_CANTALLOC, NULL, "can't allocate fractal heap indirect block")
+#ifdef QAK
+HDfprintf(stderr, "%s: *addr_p = %a\n", FUNC, *addr_p);
+#endif /* QAK */
+
+ /* Move current direct block (used as root) into new indirect block */
+
+ /* Lock new indirect block */
+ par_shared.shared = fh_shared;
+ par_shared.parent = NULL;
+ par_shared.parent_entry = 0;
+ par_shared.parent_free_space = 0;
+ if(NULL == (iblock = H5AC_protect(shared->f, dxpl_id, H5AC_FHEAP_IBLOCK, *addr_p, &nrows, &par_shared, H5AC_WRITE)))
+ HGOTO_ERROR(H5E_HEAP, H5E_CANTPROTECT, NULL, "unable to protect fractal heap indirect block")
+
+ /* Lock first (root) direct block */
+ par_shared.parent_free_space = shared->total_man_free;
+ if(NULL == (dblock = H5AC_protect(shared->f, dxpl_id, H5AC_FHEAP_DBLOCK, shared->man_dtable.table_addr, &shared->man_dtable.cparam.start_block_size, &par_shared, H5AC_READ)))
+ HGOTO_ERROR(H5E_HEAP, H5E_CANTPROTECT, NULL, "unable to protect fractal heap direct block")
+
+ /* Point indirect block at direct block to add */
+ iblock->dblock_ents[0].addr = shared->man_dtable.table_addr;
+ iblock->dblock_ents[0].free_space = dblock->blk_free_space;
+ iblock->child_free_space += dblock->blk_free_space;
+
+ /* Make direct block share parent indirect block */
+ dblock->parent = iblock->self;
+ dblock->parent_entry = 0;
+ H5RC_INC(dblock->parent);
+
+ /* Unlock first (root) direct block */
+ if(H5AC_unprotect(shared->f, dxpl_id, H5AC_FHEAP_DBLOCK, shared->man_dtable.table_addr, dblock, H5AC__NO_FLAGS_SET) < 0)
+ HDONE_ERROR(H5E_HEAP, H5E_CANTUNPROTECT, NULL, "unable to release fractal heap direct block")
+ dblock = NULL;
+
+ /* Increment size of next block from this indirect block */
+ /* (account for the already existing direct block */
+ H5HF_man_iblock_inc_loc(iblock);
+
+ /* Mark indirect block as modified */
+ iblock->dirty = TRUE;
+
+ /* Point heap header at new indirect block */
+ shared->man_dtable.curr_root_rows = nrows;
+ shared->man_dtable.table_addr = *addr_p;
+
+ /* Mark heap header as modified */
+ shared->dirty = TRUE;
+
+ /* Set entry for direct block */
+ *entry_p = 1;
+
+ /* Set size of direct block to create */
+ *dblock_size = iblock->next_dir_size;
+ } /* end if */
+ else {
+#ifdef QAK
+HDfprintf(stderr, "%s: searching root indirect block\n", FUNC);
+#endif /* QAK */
+
+ /* Lock root indirect block */
+ par_shared.shared = fh_shared;
+ par_shared.parent = NULL;
+ par_shared.parent_entry = 0;
+ par_shared.parent_free_space = shared->total_man_free;
+ if(NULL == (iblock = H5AC_protect(shared->f, dxpl_id, H5AC_FHEAP_IBLOCK, shared->man_dtable.table_addr, &shared->man_dtable.curr_root_rows, &par_shared, H5AC_WRITE)))
+ HGOTO_ERROR(H5E_HEAP, H5E_CANTPROTECT, NULL, "unable to protect fractal heap indirect block")
+
+#ifdef QAK
+HDfprintf(stderr, "%s: iblock->next_dir_row = %u\n", FUNC, iblock->next_dir_row);
+HDfprintf(stderr, "%s: iblock->next_dir_col = %u\n", FUNC, iblock->next_dir_col);
+HDfprintf(stderr, "%s: iblock->next_dir_size = %Zu\n", FUNC, iblock->next_dir_size);
+HDfprintf(stderr, "%s: iblock->dir_full = %u\n", FUNC, (unsigned)iblock->dir_full);
+#endif /* QAK */
+ /* Check for full direct block entries in root */
+ if(iblock->dir_full) {
+HDfprintf(stderr, "%s: Adding nested indirect block to heap not supported\n", FUNC);
+HGOTO_ERROR(H5E_HEAP, H5E_UNSUPPORTED, NULL, "Adding nested indirect block not supported yet")
+ } /* end if */
+
+ /* Check for skipping over blocks */
+ if(min_dblock_size > iblock->next_dir_size) {
+HDfprintf(stderr, "%s: Skipping direct block sizes not supported\n", FUNC);
+HGOTO_ERROR(H5E_HEAP, H5E_UNSUPPORTED, NULL, "skipping direct block sizes not supported yet")
+ } /* end if */
+
+ /* Check if we need a direct block past current allocation */
+ if(iblock->next_dir_row == iblock->ndir_rows) {
+ haddr_t old_addr; /* Old address of indirect block */
+ unsigned new_nrows; /* New # of direct rows */
+ size_t u; /* Local index variable */
+
+ /* Check for special case of second row, which has blocks the same size as first row */
+ if(iblock->next_dir_row == 1)
+ iblock->next_dir_size = shared->man_dtable.table_addr;
+
+ /* Compute new # of rows in indirect block */
+ new_nrows = 2 * iblock->ndir_rows;
+ if(new_nrows > iblock->max_direct_rows)
+ new_nrows = iblock->max_direct_rows;
+HDfprintf(stderr, "%s: new_nrows = %u\n", FUNC, new_nrows);
+
+/* Currently, the old chunk data is "thrown away" after the space is reallocated,
+ * so avoid data copy in H5MF_realloc() call by just free'ing the space and
+ * allocating new space.
+ *
+ * This should keep the file smaller also, by freeing the space and then
+ * allocating new space, instead of vice versa (in H5MF_realloc).
+ *
+ * QAK - 3/14/2006
+ */
+ /* Free previous indirect block disk space */
+ old_addr = shared->man_dtable.table_addr;
+ if(H5MF_xfree(shared->f, H5FD_MEM_FHEAP_IBLOCK, dxpl_id, old_addr, (hsize_t)iblock->size)<0)
+ HGOTO_ERROR(H5E_STORAGE, H5E_CANTFREE, NULL, "unable to free fractal heap indirect block")
+
+ /* Compute size of buffer needed for new indirect block */
+ iblock->ndir_rows = new_nrows;
+ iblock->size = H5HF_MAN_INDIRECT_SIZE(shared, iblock);
+
+ /* Mark indirect block as dirty */
+ iblock->dirty = TRUE;
+
+ /* Allocate space for the new indirect block on disk */
+ if(HADDR_UNDEF == (shared->man_dtable.table_addr = H5MF_alloc(shared->f, H5FD_MEM_FHEAP_IBLOCK, dxpl_id, (hsize_t)iblock->size)))
+ HGOTO_ERROR(H5E_STORAGE, H5E_NOSPACE, NULL, "file allocation failed for fractal heap indirect block")
+
+ /* Move object in cache */
+ if(H5AC_rename(shared->f, H5AC_FHEAP_IBLOCK, shared->man_dtable.table_addr, old_addr) < 0)
+ HGOTO_ERROR(H5E_HEAP, H5E_CANTSPLIT, NULL, "unable to move fractal heap root indirect block")
+
+ /* Re-allocate direct block entry table */
+ if(NULL == (iblock->dblock_ents = H5FL_SEQ_REALLOC(H5HF_indirect_dblock_ent_t, iblock->dblock_ents, (iblock->ndir_rows * shared->man_dtable.cparam.width))))
+ HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed for direct entries")
+
+ /* Initialize new direct block entries */
+ for(u = (iblock->next_dir_row * shared->man_dtable.cparam.width);
+ u < (iblock->ndir_rows * shared->man_dtable.cparam.width);
+ u++) {
+ iblock->dblock_ents[u].addr = HADDR_UNDEF;
+ iblock->dblock_ents[u].free_space = 0;
+ } /* end for */
+
+ /* Mark heap header as modified */
+ shared->dirty = TRUE;
+
+HDfprintf(stderr, "%s: Adding direct block of different size to heap not supported\n", FUNC);
+HGOTO_ERROR(H5E_HEAP, H5E_UNSUPPORTED, NULL, "allocating objects from non root block not supported yet")
+ } /* end if */
+
+ /* Set address of indirect block */
+ *addr_p = shared->man_dtable.table_addr;
+
+ /* Set entry for direct block */
+ *entry_p = iblock->next_dir_entry;
+
+ /* Set size of direct block to create */
+ *dblock_size = iblock->next_dir_size;
+ } /* end else */
+
+ /* Set return value */
+ ret_value = iblock;
+
+done:
+ FUNC_LEAVE_NOAPI(ret_value)
+} /* end H5HF_man_iblock_place_dblock() */
+
+
+/*-------------------------------------------------------------------------
* Function: H5HF_man_iblock_create
*
* Purpose: Allocate & initialize a managed indirect block
*
- * Return: Pointer to new direct block on success, NULL on failure
+ * Return: SUCCEED/FAIL
*
* Programmer: Quincey Koziol
* koziol@ncsa.uiuc.edu
@@ -1201,7 +1558,7 @@ done:
*/
static herr_t
H5HF_man_iblock_create(H5RC_t *fh_shared, hid_t dxpl_id,
- hsize_t block_off, unsigned nrows, haddr_t *addr_p)
+ hsize_t block_off, unsigned nrows, unsigned max_dir_rows, haddr_t *addr_p)
{
H5HF_shared_t *shared; /* Pointer to shared heap info */
H5HF_indirect_t *iblock = NULL; /* Pointer to indirect block */
@@ -1230,16 +1587,29 @@ H5HF_man_iblock_create(H5RC_t *fh_shared, hid_t dxpl_id,
iblock->shared = fh_shared;
H5RC_INC(iblock->shared);
- /* Get the pointer to the shared B-tree info */
+ /* Get the pointer to the shared heap info */
shared = H5RC_GET_OBJ(iblock->shared);
HDassert(shared);
+ /* Make a reference to this block */
+ if(NULL == (iblock->self = H5RC_create(iblock, H5HF_iblock_free)))
+ HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "can't create ref-count wrapper for indirect fractal heap block")
+
#ifdef QAK
HDfprintf(stderr, "%s: nrows = %u\n", FUNC, nrows);
#endif /* QAK */
/* Set info for direct block */
+ iblock->parent = NULL; /* Temporary, except for root indirect block */
+ iblock->parent_entry = 0;
iblock->block_off = block_off;
+ iblock->child_free_space = 0;
iblock->nrows = nrows;
+ iblock->dir_full = FALSE;
+ iblock->next_dir_col = 0;
+ iblock->next_dir_row = 0;
+ iblock->next_dir_entry = 0;
+ iblock->next_dir_size = shared->man_dtable.cparam.start_block_size;
+ iblock->max_direct_rows = max_dir_rows;
if(iblock->nrows > shared->man_dtable.max_direct_rows) {
iblock->ndir_rows = shared->man_dtable.max_direct_rows;
iblock->nindir_rows = iblock->nrows - iblock->ndir_rows;
@@ -1270,9 +1640,9 @@ HDfprintf(stderr, "%s: nrows = %u\n", FUNC, nrows);
for(u = 0; u < (iblock->nindir_rows * shared->man_dtable.cparam.width); u++)
iblock->iblock_ents[u].addr = HADDR_UNDEF;
- /* Allocate space for the header on disk */
+ /* Allocate space for the indirect block on disk */
if(HADDR_UNDEF == (*addr_p = H5MF_alloc(shared->f, H5FD_MEM_FHEAP_IBLOCK, dxpl_id, (hsize_t)iblock->size)))
- HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "file allocation failed for fractal heap header")
+ HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "file allocation failed for fractal heap indirect block")
/* XXX: Update indirect statistics when they are added */
#ifdef LATER
diff --git a/src/H5HFpkg.h b/src/H5HFpkg.h
index 27085fd..7ccf879 100644
--- a/src/H5HFpkg.h
+++ b/src/H5HFpkg.h
@@ -66,8 +66,6 @@
+ H5F_SIZEOF_ADDR(f) /* File address of table managed */ \
+ 2 /* Current # of rows in root indirect block */ \
+ H5F_SIZEOF_SIZE(f) /* Next direct block's heap offset */ \
- + H5F_SIZEOF_SIZE(f) /* Next direct block's size */ \
- + 2 /* Next direct block's column */ \
)
/* Size of the fractal heap header on disk */
@@ -121,7 +119,6 @@
/* Fractal heap managed, absolutely mapped direct block specific fields */ \
+ H5F_SIZEOF_ADDR((s)->f) /* File address of heap owning the block */ \
+ (s)->heap_off_size /* Offset of the block in the heap */ \
- + (d)->blk_off_size /* Total free space in a block */ \
+ (d)->blk_off_size /* Offset of first descriptor in free list */ \
)
@@ -134,7 +131,7 @@
+ H5F_SIZEOF_ADDR((s)->f) /* File address of heap owning the block */ \
+ (s)->heap_off_size /* Offset of the block in the heap */ \
+ ((i)->ndir_rows * (s)->man_dtable.cparam.width * (H5F_SIZEOF_ADDR((s)->f) + (s)->man_dtable.max_dir_blk_off_size)) /* Size of entries for direct blocks */ \
- + ((i)->nindir_rows * (s)->man_dtable.cparam.width * H5F_SIZEOF_ADDR((s)->f)) /* Size of entries for indirect blocks */ \
+ + ((i)->nindir_rows * (s)->man_dtable.cparam.width * (H5F_SIZEOF_ADDR((s)->f) + (s)->heap_off_size)) /* Size of entries for indirect blocks */ \
)
@@ -159,9 +156,8 @@ typedef struct H5HF_dtable_t {
* to direct block (of START_BLOCK_SIZE) instead
* of indirect root block.
*/
+/* XXX: get rid of this global setting */
hsize_t next_dir_block; /* Offset of next direct managed block */
- size_t next_dir_size; /* Size of next managed direct block */
- unsigned next_dir_col; /* "Column" of next managed direct block (in doubling table) */
/* Computed information (not stored) */
unsigned max_root_indirect_rows; /* Maximum # of rows in root indirect block */
@@ -246,7 +242,9 @@ typedef struct H5HF_direct_t {
H5AC_info_t cache_info;
/* Internal heap information */
- H5RC_t *shared; /* Ref-counted shared info */
+ H5RC_t *shared; /* Ref-counted shared heap info */
+ H5RC_t *parent; /* Ref-counted shared parent block info */
+ size_t parent_entry; /* Entry in parent's table */
size_t size; /* Size of direct block */
unsigned blk_off_size; /* Size of offsets in the block */
H5HF_direct_free_head_t *free_list; /* Pointer to free list for block */
@@ -268,6 +266,7 @@ typedef struct H5HF_indirect_dblock_ent_t {
/* Indirect block indirect block entry */
typedef struct H5HF_indirect_iblock_ent_t {
haddr_t addr; /* Indirect block's address */
+ hsize_t free_space; /* Amount of free space in indirect block child */
} H5HF_indirect_iblock_ent_t;
/* Fractal heap indirect block */
@@ -276,18 +275,37 @@ typedef struct H5HF_indirect_t {
H5AC_info_t cache_info;
/* Internal heap information */
+ hbool_t dirty; /* Info is modified */
H5RC_t *shared; /* Ref-counted shared info */
+ H5RC_t *parent; /* Ref-counted shared parent block info */
+ size_t parent_entry; /* Entry in parent's table */
+ H5RC_t *self; /* Ref-counted shared 'self' block info */
unsigned nrows; /* Total # of rows in indirect block */
unsigned ndir_rows; /* # of direct rows in indirect block */
unsigned nindir_rows; /* # of indirect rows in indirect block */
size_t size; /* Size of indirect block on disk */
+ hbool_t dir_full; /* Flag to indicate that all direct blocks are allocated */
+ unsigned next_dir_col; /* "Column" of next managed direct block (in doubling table) */
+ unsigned next_dir_row; /* "Row" of next managed direct block (in doubling table) */
+ unsigned next_dir_entry; /* Entry of next managed direct block */
+ size_t next_dir_size; /* Size of next managed direct block */
+ unsigned max_direct_rows; /* Maximum # of direct rows in indirect block */
H5HF_indirect_dblock_ent_t *dblock_ents; /* Pointer to direct block entry table */
H5HF_indirect_iblock_ent_t *iblock_ents; /* Pointer to indirect block entry table */
/* Stored values */
hsize_t block_off; /* Offset of the block within the heap's address space */
+ hsize_t child_free_space; /* Total amount of free space in children */
} H5HF_indirect_t;
+/* Shared information for parent of a fractal heap block */
+typedef struct H5HF_parent_shared_t {
+ H5RC_t *shared; /* Ref-counted shared heap info */
+ H5RC_t *parent; /* Ref-counted shared parent block info */
+ size_t parent_entry; /* Entry in parent's table */
+ hsize_t parent_free_space; /* Free space in block, from parent */
+} H5HF_parent_shared_t;
+
/* Fractal heap metadata statistics info */
typedef struct H5HF_stat_t {
hsize_t total_size; /* Total size of heap allocated (man & std) */
@@ -345,6 +363,9 @@ H5_DLL H5HF_shared_t * H5HF_shared_alloc(H5F_t *f);
H5_DLL herr_t H5HF_shared_create(H5F_t *f, H5HF_t *fh, haddr_t heap_addr, H5HF_create_t *cparam);
H5_DLL herr_t H5HF_shared_own(H5HF_t *fh, H5HF_shared_t *shared);
+/* Indirect block routines */
+H5_DLL herr_t H5HF_iblock_free(void *_iblock);
+
/* Routines for allocating space */
H5_DLL herr_t H5HF_man_dblock_build_freelist(H5HF_direct_t *dblock, haddr_t dblock_addr);
H5_DLL herr_t H5HF_man_find(H5RC_t *fh_shared, hid_t dxpl_id, size_t request,
diff --git a/src/H5HFstat.c b/src/H5HFstat.c
index 78be450..6cdc61b 100644
--- a/src/H5HFstat.c
+++ b/src/H5HFstat.c
@@ -37,6 +37,11 @@
/****************/
+/********************/
+/* Package Typedefs */
+/********************/
+
+
/******************/
/* Local Typedefs */
/******************/
diff --git a/src/H5HFtest.c b/src/H5HFtest.c
index 43c9573..c96d516 100644
--- a/src/H5HFtest.c
+++ b/src/H5HFtest.c
@@ -44,6 +44,11 @@
/********************/
+/* Package Typedefs */
+/********************/
+
+
+/********************/
/* Local Prototypes */
/********************/