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author | Quincey Koziol <koziol@hdfgroup.org> | 2008-11-28 19:16:24 (GMT) |
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committer | Quincey Koziol <koziol@hdfgroup.org> | 2008-11-28 19:16:24 (GMT) |
commit | e8e2f47703cfc9427ceea7bfe9e9c0da815053d8 (patch) | |
tree | bc941c3f47976ff45e593d044ad591d0cb541eb1 /src/H5EAsblock.c | |
parent | bd3e89868ad3b4f3c3a45a089675fa4b8250d21f (diff) | |
download | hdf5-e8e2f47703cfc9427ceea7bfe9e9c0da815053d8.zip hdf5-e8e2f47703cfc9427ceea7bfe9e9c0da815053d8.tar.gz hdf5-e8e2f47703cfc9427ceea7bfe9e9c0da815053d8.tar.bz2 |
[svn-r16137] Description:
Add support for paging large data blocks to extensible arrays
Clean up allocation/destroy code for extensible array index, super and
data blocks
Add a couple of routines to set/get bit values in memory buffers
Tested on:
Mac OS X/32 10.5.5 (amazon) in debug mode
Mac OS X/32 10.5.5 (amazon) w/C++ & FORTRAN, w/threadsafe,
in production mode
FreeBSD/32 6.3 (duty) in debug mode
FreeBSD/64 6.3 (liberty) w/C++ & FORTRAN, in debug mode
Linux/32 2.6 (jam) w/PGI compilers, w/C++ & FORTRAN, w/threadsafe,
in debug mode
Linux/64-amd64 2.6 (smirom) w/Intel compilers w/default API=1.6.x,
w/C++ & FORTRAN, in production mode
Solaris/32 2.10 (linew) w/deprecated symbols disabled, w/C++ & FORTRAN,
w/szip filter, in production mode
Linux/64-ia64 2.6 (cobalt) w/Intel compilers, w/C++ & FORTRAN,
in production mode
Linux/64-ia64 2.4 (tg-login3) w/parallel, w/FORTRAN, in production mode
Linux/64-amd64 2.6 (abe) w/parallel, w/FORTRAN, in production mode
Diffstat (limited to 'src/H5EAsblock.c')
-rw-r--r-- | src/H5EAsblock.c | 44 |
1 files changed, 26 insertions, 18 deletions
diff --git a/src/H5EAsblock.c b/src/H5EAsblock.c index 955788a..3d3d4e3 100644 --- a/src/H5EAsblock.c +++ b/src/H5EAsblock.c @@ -119,6 +119,11 @@ H5EA__sblock_alloc(H5EA_hdr_t *hdr, unsigned sblk_idx)) if(NULL == (sblock = H5FL_CALLOC(H5EA_sblock_t))) H5E_THROW(H5E_CANTALLOC, "memory allocation failed for extensible array super block") + /* Share common array information */ + if(H5EA__hdr_incr(hdr) < 0) + H5E_THROW(H5E_CANTINC, "can't increment reference count on shared array header") + sblock->hdr = hdr; + /* Set non-zero internal fields */ sblock->addr = HADDR_UNDEF; @@ -153,12 +158,11 @@ HDfprintf(stderr, "%s: hdr->dblk_page_nelmts = %Zu, sblock->ndblks = %Zu, sblock /* Allocate buffer for all 'page init' bitmasks in super block */ if(NULL == (sblock->page_init = H5FL_BLK_CALLOC(page_init, sblock->ndblks * sblock->dblk_page_init_size))) H5E_THROW(H5E_CANTALLOC, "memory allocation failed for super block page init bitmask") - } /* end if */ - /* Share common array information */ - sblock->hdr = hdr; - if(H5EA__hdr_incr(hdr) < 0) - H5E_THROW(H5E_CANTINC, "can't increment reference count on shared array header") + /* Compute data block page size */ + sblock->dblk_page_size = (hdr->dblk_page_nelmts * hdr->cparam.raw_elmt_size) + + H5EA_SIZEOF_CHKSUM; + } /* end if */ /* Set the return value */ ret_value = sblock; @@ -394,22 +398,26 @@ H5EA__sblock_dest(H5F_t *f, H5EA_sblock_t *sblock)) HDfprintf(stderr, "%s: sblock->hdr->dblk_page_nelmts = %Zu, sblock->ndblks = %Zu, sblock->dblk_nelmts = %Zu\n", FUNC, sblock->hdr->dblk_page_nelmts, sblock->ndblks, sblock->dblk_nelmts); #endif /* QAK */ - /* Set the shared array header's file context for this operation */ - sblock->hdr->f = f; + /* Check if shared header field has been initialized */ + if(sblock->hdr) { + /* Set the shared array header's file context for this operation */ + sblock->hdr->f = f; - /* Free buffer for super block data block addresses, if there are any */ - if(sblock->dblk_addrs) - (void)H5FL_SEQ_FREE(haddr_t, sblock->dblk_addrs); + /* Free buffer for super block data block addresses, if there are any */ + if(sblock->dblk_addrs) + sblock->dblk_addrs = H5FL_SEQ_FREE(haddr_t, sblock->dblk_addrs); - /* Free buffer for super block 'page init' bitmask, if there is one */ - if(sblock->page_init) { - HDassert(sblock->dblk_npages > 0); - (void)H5FL_BLK_FREE(page_init, sblock->page_init); - } /* end if */ + /* Free buffer for super block 'page init' bitmask, if there is one */ + if(sblock->page_init) { + HDassert(sblock->dblk_npages > 0); + sblock->page_init = H5FL_BLK_FREE(page_init, sblock->page_init); + } /* end if */ - /* Decrement reference count on shared info */ - if(H5EA__hdr_decr(sblock->hdr) < 0) - H5E_THROW(H5E_CANTDEC, "can't decrement reference count on shared array header") + /* Decrement reference count on shared info */ + if(H5EA__hdr_decr(sblock->hdr) < 0) + H5E_THROW(H5E_CANTDEC, "can't decrement reference count on shared array header") + sblock->hdr = NULL; + } /* end if */ /* Free the super block itself */ (void)H5FL_FREE(H5EA_sblock_t, sblock); |