diff options
Diffstat (limited to 'src/H5FDfamily.c')
| -rw-r--r-- | src/H5FDfamily.c | 43 |
1 files changed, 40 insertions, 3 deletions
diff --git a/src/H5FDfamily.c b/src/H5FDfamily.c index a6a5548..fdb0ac5 100644 --- a/src/H5FDfamily.c +++ b/src/H5FDfamily.c @@ -71,12 +71,13 @@ static H5FD_t *H5FD_family_open(const char *name, unsigned flags, hid_t fapl_id, haddr_t maxaddr); static herr_t H5FD_family_close(H5FD_t *_file); static int H5FD_family_cmp(const H5FD_t *_f1, const H5FD_t *_f2); +static herr_t H5FD_family_query(const H5FD_t *_f1, unsigned long *flags); static haddr_t H5FD_family_get_eoa(H5FD_t *_file); static herr_t H5FD_family_set_eoa(H5FD_t *_file, haddr_t eoa); static haddr_t H5FD_family_get_eof(H5FD_t *_file); static herr_t H5FD_family_read(H5FD_t *_file, hid_t dxpl_id, haddr_t addr, hsize_t size, void *_buf/*out*/); -static herr_t H5FD_family_write(H5FD_t *_file, hid_t dxpl_id, haddr_t addr, +static herr_t H5FD_family_write(H5FD_t *_file, H5FD_mem_t type, hid_t dxpl_id, haddr_t addr, hsize_t size, const void *_buf); static herr_t H5FD_family_flush(H5FD_t *_file); @@ -97,6 +98,7 @@ static const H5FD_class_t H5FD_family_g = { H5FD_family_open, /*open */ H5FD_family_close, /*close */ H5FD_family_cmp, /*cmp */ + H5FD_family_query, /*query */ NULL, /*alloc */ NULL, /*free */ H5FD_family_get_eoa, /*get_eoa */ @@ -608,6 +610,41 @@ H5FD_family_cmp(const H5FD_t *_f1, const H5FD_t *_f2) /*------------------------------------------------------------------------- + * Function: H5FD_family_query + * + * Purpose: Set the flags that this VFL driver is capable of supporting. + * (listed in H5FDpublic.h) + * + * Return: Success: non-negative + * + * Failure: negative + * + * Programmer: Quincey Koziol + * Friday, August 25, 2000 + * + * Modifications: + * + *------------------------------------------------------------------------- + */ +static herr_t +H5FD_family_query(const H5FD_t *_f, unsigned long *flags /* out */) +{ + const H5FD_family_t *f = (const H5FD_family_t*)_f; + herr_t ret_value=SUCCEED; + + FUNC_ENTER(H5FD_family_query, FAIL); + + /* Set the VFL feature flags that this driver supports */ + if(flags) { + *flags|=H5FD_FEAT_AGGREGATE_METADATA; /* OK to aggregate metadata allocations */ + *flags|=H5FD_FEAT_ACCUMULATE_METADATA; /* OK to accumulate metadata for faster writes */ + } /* end if */ + + FUNC_LEAVE(ret_value); +} + + +/*------------------------------------------------------------------------- * Function: H5FD_family_get_eoa * * Purpose: Returns the end-of-address marker for the file. The EOA @@ -837,7 +874,7 @@ H5FD_family_read(H5FD_t *_file, hid_t dxpl_id, haddr_t addr, hsize_t size, *------------------------------------------------------------------------- */ static herr_t -H5FD_family_write(H5FD_t *_file, hid_t dxpl_id, haddr_t addr, hsize_t size, +H5FD_family_write(H5FD_t *_file, H5FD_mem_t type, hid_t dxpl_id, haddr_t addr, hsize_t size, const void *_buf) { H5FD_family_t *file = (H5FD_family_t*)_file; @@ -868,7 +905,7 @@ H5FD_family_write(H5FD_t *_file, hid_t dxpl_id, haddr_t addr, hsize_t size, req = MIN(size, file->memb_size-sub); assert(i<file->nmembs); - if (H5FDwrite(file->memb[i], memb_dxpl_id, sub, req, buf)<0) + if (H5FDwrite(file->memb[i], type, memb_dxpl_id, sub, req, buf)<0) HRETURN_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "member file write failed"); |