diff options
Diffstat (limited to 'src/H5MFaggr.c')
-rw-r--r-- | src/H5MFaggr.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/H5MFaggr.c b/src/H5MFaggr.c index fa5014bc..0526ef2 100644 --- a/src/H5MFaggr.c +++ b/src/H5MFaggr.c @@ -75,6 +75,66 @@ /*------------------------------------------------------------------------- + * Function: H5MF_aggr_vfd_alloc + * + * Purpose: Allocate SIZE bytes of file memory via H5MF_aggr_alloc() + * and return the relative address where that contiguous chunk + * of file memory exists. + * The TYPE argument describes the purpose for which the storage + * is being requested. + * + * Return: Success: The file address of new chunk. + * Failure: HADDR_UNDEF + * + * Programmer: Vailin Choi; July 1st, 2009 + * (The coding is from H5MF_alloc().) + * + *------------------------------------------------------------------------- + */ +haddr_t +H5MF_aggr_vfd_alloc(H5F_t *f, H5FD_mem_t alloc_type, hid_t dxpl_id, hsize_t size) +{ + haddr_t ret_value; /* Return value */ + + FUNC_ENTER_NOAPI(H5MF_aggr_vfd_alloc, HADDR_UNDEF) +#ifdef H5MF_ALLOC_DEBUG +HDfprintf(stderr, "%s: alloc_type = %u, size = %Hu\n", FUNC, (unsigned)alloc_type, size); +#endif /* H5MF_ALLOC_DEBUG */ + + /* check arguments */ + HDassert(f); + HDassert(f->shared); + HDassert(f->shared->lf); + HDassert(size > 0); + + /* Couldn't find anything from the free space manager, go allocate some */ + if(alloc_type != H5FD_MEM_DRAW) { + /* Handle metadata differently from "raw" data */ + if(HADDR_UNDEF == (ret_value = H5MF_aggr_alloc(f, dxpl_id, &(f->shared->meta_aggr), &(f->shared->sdata_aggr), alloc_type, size))) + HGOTO_ERROR(H5E_RESOURCE, H5E_CANTALLOC, HADDR_UNDEF, "can't allocate metadata") + } /* end if */ + else { + /* Allocate "raw" data */ + if(HADDR_UNDEF == (ret_value = H5MF_aggr_alloc(f, dxpl_id, &(f->shared->sdata_aggr), &(f->shared->meta_aggr), alloc_type, size))) + HGOTO_ERROR(H5E_RESOURCE, H5E_CANTALLOC, HADDR_UNDEF, "can't allocate raw data") + } /* end else */ + + /* Sanity check for overlapping into file's temporary allocation space */ + HDassert(H5F_addr_le((ret_value + size), f->shared->tmp_addr)); + +done: +#ifdef H5MF_ALLOC_DEBUG +HDfprintf(stderr, "%s: Leaving: ret_value = %a, size = %Hu\n", FUNC, ret_value, size); +#endif /* H5MF_ALLOC_DEBUG */ +#ifdef H5MF_ALLOC_DEBUG_DUMP +H5MF_sects_dump(f, dxpl_id, stderr); +#endif /* H5MF_ALLOC_DEBUG_DUMP */ + + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5MF_aggr_vfd_alloc() */ + + +/*------------------------------------------------------------------------- * Function: H5MF_aggr_alloc * * Purpose: Try to allocate SIZE bytes of memory from an aggregator |