diff options
Diffstat (limited to 'src/H5HFcache.c')
| -rw-r--r-- | src/H5HFcache.c | 88 |
1 files changed, 50 insertions, 38 deletions
diff --git a/src/H5HFcache.c b/src/H5HFcache.c index f957e2e..069bf17 100644 --- a/src/H5HFcache.c +++ b/src/H5HFcache.c @@ -1671,9 +1671,13 @@ H5HF__cache_dblock_verify_chksum(const void *_image, size_t len, void *_udata) HGOTO_DONE(TRUE); if(hdr->filter_len > 0) { - size_t nbytes; /* Number of bytes used in buffer, after applying reverse filters */ - unsigned filter_mask; /* Excluded filters for direct block */ - H5Z_cb_t filter_cb = {NULL, NULL}; /* Filter callback structure */ + size_t nbytes; /* Number of bytes used in buffer, after applying reverse filters */ + unsigned filter_mask; /* Excluded filters for direct block */ + H5Z_cb_t filter_cb; /* Filter callback structure */ + + /* Initialize the filter callback struct */ + filter_cb.op_data = NULL; + filter_cb.func = NULL; /* no callback function when failed */ /* Allocate buffer to perform I/O filtering on and copy image into * it. Must do this as H5Z_pipeline() may re-size the buffer @@ -1682,17 +1686,17 @@ H5HF__cache_dblock_verify_chksum(const void *_image, size_t len, void *_udata) if(NULL == (read_buf = H5MM_malloc(len))) HGOTO_ERROR(H5E_HEAP, H5E_NOSPACE, FAIL, "memory allocation failed for pipeline buffer") - /* Set up parameters for filter pipeline */ - nbytes = len; - filter_mask = udata->filter_mask; + /* Set up parameters for filter pipeline */ + nbytes = len; + filter_mask = udata->filter_mask; HDmemcpy(read_buf, image, len); - /* Push direct block data through I/O filter pipeline */ - if(H5Z_pipeline(&(hdr->pline), H5Z_FLAG_REVERSE, &filter_mask, H5Z_ENABLE_EDC, filter_cb, &nbytes, &len, &read_buf) < 0) - HGOTO_ERROR(H5E_HEAP, H5E_CANTFILTER, FAIL, "output pipeline failed") + /* Push direct block data through I/O filter pipeline */ + if(H5Z_pipeline(&(hdr->pline), H5Z_FLAG_REVERSE, &filter_mask, H5Z_ENABLE_EDC, filter_cb, &nbytes, &len, &read_buf) < 0) + HGOTO_ERROR(H5E_HEAP, H5E_CANTFILTER, FAIL, "output pipeline failed") /* Update info about direct block */ - udata->decompressed = TRUE; + udata->decompressed = TRUE; len = nbytes; } /* end if */ else @@ -1818,45 +1822,49 @@ H5HF__cache_dblock_deserialize(const void *_image, size_t len, void *_udata, udata->dblk = NULL; } /* end if */ else { - H5Z_cb_t filter_cb = {NULL, NULL}; /* Filter callback structure */ + H5Z_cb_t filter_cb; /* Filter callback structure */ size_t nbytes; /* Number of bytes used in buffer, after applying reverse filters */ unsigned filter_mask; /* Excluded filters for direct block */ /* Sanity check */ - HDassert(udata->dblk == NULL); + HDassert(udata->dblk == NULL); - /* Allocate buffer to perform I/O filtering on and copy image into - * it. Must do this as H5Z_pipeline() may resize the buffer - * provided to it. - */ - if(NULL == (read_buf = H5MM_malloc(len))) - HGOTO_ERROR(H5E_HEAP, H5E_NOSPACE, NULL, "memory allocation failed for pipeline buffer") + /* Initialize the filter callback struct */ + filter_cb.op_data = NULL; + filter_cb.func = NULL; /* no callback function when failed */ + + /* Allocate buffer to perform I/O filtering on and copy image into + * it. Must do this as H5Z_pipeline() may resize the buffer + * provided to it. + */ + if (NULL == (read_buf = H5MM_malloc(len))) + HGOTO_ERROR(H5E_HEAP, H5E_NOSPACE, NULL, "memory allocation failed for pipeline buffer") /* Copy compressed image into buffer */ - HDmemcpy(read_buf, image, len); + HDmemcpy(read_buf, image, len); - /* Push direct block data through I/O filter pipeline */ - nbytes = len; - filter_mask = udata->filter_mask; - if(H5Z_pipeline(&(hdr->pline), H5Z_FLAG_REVERSE, &filter_mask, H5Z_ENABLE_EDC, filter_cb, &nbytes, &len, &read_buf) < 0) - HGOTO_ERROR(H5E_HEAP, H5E_CANTFILTER, NULL, "output pipeline failed") + /* Push direct block data through I/O filter pipeline */ + nbytes = len; + filter_mask = udata->filter_mask; + if (H5Z_pipeline(&(hdr->pline), H5Z_FLAG_REVERSE, &filter_mask, H5Z_ENABLE_EDC, filter_cb, &nbytes, &len, &read_buf) < 0) + HGOTO_ERROR(H5E_HEAP, H5E_CANTFILTER, NULL, "output pipeline failed") - /* Sanity check */ - HDassert(nbytes == dblock->size); + /* Sanity check */ + HDassert(nbytes == dblock->size); - /* Copy un-filtered data into block's buffer */ - HDmemcpy(dblock->blk, read_buf, dblock->size); - } /* end if */ + /* Copy un-filtered data into block's buffer */ + HDmemcpy(dblock->blk, read_buf, dblock->size); + } /* end if */ } /* end if */ else { /* Sanity checks */ - HDassert(udata->dblk == NULL); - HDassert(!udata->decompressed); + HDassert(udata->dblk == NULL); + HDassert(!udata->decompressed); - /* Allocate block buffer */ -/* XXX: Change to using free-list factories */ - if(NULL == (dblock->blk = H5FL_BLK_MALLOC(direct_block, (size_t)dblock->size))) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed") + /* Allocate block buffer */ + /* XXX: Change to using free-list factories */ + if (NULL == (dblock->blk = H5FL_BLK_MALLOC(direct_block, (size_t)dblock->size))) + HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed") /* Copy image to dblock->blk */ HDassert(dblock->size == len); @@ -1895,9 +1903,9 @@ H5HF__cache_dblock_deserialize(const void *_image, size_t len, void *_udata, /* Decode checksum on direct block, if requested */ if(hdr->checksum_dblocks) { - uint32_t stored_chksum; /* Metadata checksum value */ + uint32_t stored_chksum; /* Metadata checksum value */ - /* checksum verification already done in verify_chksum cb */ + /* checksum verification already done in verify_chksum cb */ /* Metadata checksum */ UINT32DECODE(image, stored_chksum); @@ -2188,10 +2196,14 @@ H5HF__cache_dblock_pre_serialize(H5F_t *f, hid_t dxpl_id, void *_thing, /* Check for I/O filters on this heap */ if(hdr->filter_len > 0) { - H5Z_cb_t filter_cb = {NULL, NULL}; /* Filter callback structure */ + H5Z_cb_t filter_cb; /* Filter callback structure */ size_t nbytes; /* Number of bytes used */ unsigned filter_mask = 0; /* Filter mask for block */ + /* Initialize the filter callback struct */ + filter_cb.op_data = NULL; + filter_cb.func = NULL; /* no callback function when failed */ + /* Allocate buffer to perform I/O filtering on */ write_size = dblock->size; if(NULL == (write_buf = H5MM_malloc(write_size))) |