diff options
Diffstat (limited to 'src/H5F.c')
| -rw-r--r-- | src/H5F.c | 97 |
1 files changed, 97 insertions, 0 deletions
@@ -1367,6 +1367,103 @@ done: /*------------------------------------------------------------------------- + * Function: H5Fget_metadata_read_retry_info + * + * Purpose: To retrieve the collection of read retries for metadata items with checksum. + * + * Return: Success: non-negative on success + * Failure: Negative + * + * Programmer: Vailin Choi; October 2013 + * + *------------------------------------------------------------------------- + */ +herr_t +H5Fget_metadata_read_retry_info(hid_t file_id, H5F_retry_info_t *info) +{ + H5F_t *file; /* File object for file ID */ + unsigned i, j; /* Local index variable */ + size_t tot_size; /* Size of each retries[i] */ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_API(FAIL) + H5TRACE2("e", "i*x", file_id, info); + + /* Check args */ + if(!info) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no info struct") + + /* Get the file pointer */ + if(NULL == (file = (H5F_t *)H5I_object_verify(file_id, H5I_FILE))) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "not a file ID") + + /* Copy the # of bins for "retries" array */ + info->nbins = file->shared->retries_nbins; + + /* Initialize the array of "retries" */ + HDmemset(info->retries, 0, sizeof(info->retries)); + + /* Return if there are no bins -- no retries */ + if(!info->nbins) + HGOTO_DONE(SUCCEED); + + /* Calculate size for each retries[i] */ + tot_size = info->nbins * sizeof(uint32_t); + + /* Map and copy information to info's retries for metadata items with tracking for read retries */ + j = 0; + for(i = 0; i < H5AC_NTYPES; i++) { + switch(i) { + case H5AC_OHDR_ID: + case H5AC_OHDR_CHK_ID: + case H5AC_BT2_HDR_ID: + case H5AC_BT2_INT_ID: + case H5AC_BT2_LEAF_ID: + case H5AC_FHEAP_HDR_ID: + case H5AC_FHEAP_DBLOCK_ID: + case H5AC_FHEAP_IBLOCK_ID: + case H5AC_FSPACE_HDR_ID: + case H5AC_FSPACE_SINFO_ID: + case H5AC_SOHM_TABLE_ID: + case H5AC_SOHM_LIST_ID: + case H5AC_EARRAY_HDR_ID: + case H5AC_EARRAY_IBLOCK_ID: + case H5AC_EARRAY_SBLOCK_ID: + case H5AC_EARRAY_DBLOCK_ID: + case H5AC_EARRAY_DBLK_PAGE_ID: + case H5AC_FARRAY_HDR_ID: + case H5AC_FARRAY_DBLOCK_ID: + case H5AC_FARRAY_DBLK_PAGE_ID: + case H5AC_SUPERBLOCK_ID: + HDassert(j < H5F_NUM_METADATA_READ_RETRY_TYPES); + if(file->shared->retries[i] != NULL) { + /* Allocate memory for retries[i] + * + * This memory should be released by the user with + * the H5free_memory() call. + */ + if(NULL == (info->retries[j] = (uint32_t *)H5MM_malloc(tot_size))) + HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed") + + /* Copy the information */ + HDmemcpy(info->retries[j], file->shared->retries[i], tot_size); + } /* end if */ + + /* Increment location in info->retries[] array */ + j++; + break; + + default: + break; + } /* end switch */ + } /* end for */ + +done: + FUNC_LEAVE_API(ret_value) +} /* end H5Fget_metadata_read_retry_info() */ + + +/*------------------------------------------------------------------------- * Function: H5Fget_free_sections * * Purpose: To get free-space section information for free-space manager with |