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-rw-r--r--src/H5Bcache.c28
1 files changed, 13 insertions, 15 deletions
diff --git a/src/H5Bcache.c b/src/H5Bcache.c
index e9210ca..11b98d3 100644
--- a/src/H5Bcache.c
+++ b/src/H5Bcache.c
@@ -55,7 +55,7 @@
/********************/
/* Metadata cache callbacks */
-static H5B_t *H5B_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_type, void *udata);
+static H5B_t *H5B_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, void *udata);
static herr_t H5B_flush(H5F_t *f, hid_t dxpl_id, hbool_t destroy, haddr_t addr, H5B_t *b, unsigned UNUSED * flags_ptr);
static herr_t H5B_dest(H5F_t *f, H5B_t *bt);
static herr_t H5B_clear(H5F_t *f, H5B_t *b, hbool_t destroy);
@@ -97,10 +97,10 @@ const H5AC_class_t H5AC_BT[1] = {{
*-------------------------------------------------------------------------
*/
static H5B_t *
-H5B_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_type, void *udata)
+H5B_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, void *_udata)
{
- const H5B_class_t *type = (const H5B_class_t *) _type;
- H5B_t *bt = NULL;
+ H5B_t *bt = NULL; /* Pointer to the deserialized B-tree node */
+ H5B_cache_ud_t *udata = (H5B_cache_ud_t *)_udata; /* User data for callback */
H5B_shared_t *shared; /* Pointer to shared B-tree info */
const uint8_t *p; /* Pointer into raw data buffer */
uint8_t *native; /* Pointer to native keys */
@@ -112,16 +112,14 @@ H5B_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_type, void *udata)
/* Check arguments */
HDassert(f);
HDassert(H5F_addr_defined(addr));
- HDassert(type);
- HDassert(type->get_shared);
+ HDassert(udata);
if(NULL == (bt = H5FL_MALLOC(H5B_t)))
HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, NULL, "can't allocate B-tree struct")
HDmemset(&bt->cache_info, 0, sizeof(H5AC_info_t));
/* Set & increment the ref-counted "shared" B-tree information for the node */
- if(NULL == (bt->rc_shared = (type->get_shared)(f, udata)))
- HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, NULL, "can't retrieve B-tree node buffer")
+ bt->rc_shared = udata->rc_shared;
H5RC_INC(bt->rc_shared);
/* Get a pointer to the shared info, for convenience */
@@ -146,7 +144,7 @@ H5B_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_type, void *udata)
p += 4;
/* node type and level */
- if(*p++ != (uint8_t)type->id)
+ if(*p++ != (uint8_t)udata->type->id)
HGOTO_ERROR(H5E_BTREE, H5E_CANTLOAD, NULL, "incorrect B-tree node type")
bt->level = *p++;
@@ -154,26 +152,26 @@ H5B_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_type, void *udata)
UINT16DECODE(p, bt->nchildren);
/* sibling pointers */
- H5F_addr_decode(f, (const uint8_t **)&p, &(bt->left));
- H5F_addr_decode(f, (const uint8_t **)&p, &(bt->right));
+ H5F_addr_decode(udata->f, (const uint8_t **)&p, &(bt->left));
+ H5F_addr_decode(udata->f, (const uint8_t **)&p, &(bt->right));
/* the child/key pairs */
native = bt->native;
for(u = 0; u < bt->nchildren; u++) {
/* Decode native key value */
- if((type->decode)(shared, p, native) < 0)
+ if((udata->type->decode)(shared, p, native) < 0)
HGOTO_ERROR(H5E_BTREE, H5E_CANTDECODE, NULL, "unable to decode key")
p += shared->sizeof_rkey;
- native += type->sizeof_nkey;
+ native += udata->type->sizeof_nkey;
/* Decode address value */
- H5F_addr_decode(f, (const uint8_t **)&p, bt->child + u);
+ H5F_addr_decode(udata->f, (const uint8_t **)&p, bt->child + u);
} /* end for */
/* Decode final key */
if(bt->nchildren > 0) {
/* Decode native key value */
- if((type->decode)(shared, p, native) < 0)
+ if((udata->type->decode)(shared, p, native) < 0)
HGOTO_ERROR(H5E_BTREE, H5E_CANTDECODE, NULL, "unable to decode key")
} /* end if */