diff options
| author | Robb Matzke <matzke@llnl.gov> | 1998-01-20 19:10:08 (GMT) |
|---|---|---|
| committer | Robb Matzke <matzke@llnl.gov> | 1998-01-20 19:10:08 (GMT) |
| commit | a4e47e25eb1fe1fc27846b20a7965f99a9bed220 (patch) | |
| tree | 4ea1e5446ed5b6a5b1704725cb5aa5728234a5a7 /src | |
| parent | c2c94c31878dc42926661c9cb7e71be620196fc1 (diff) | |
| download | hdf5-a4e47e25eb1fe1fc27846b20a7965f99a9bed220.zip hdf5-a4e47e25eb1fe1fc27846b20a7965f99a9bed220.tar.gz hdf5-a4e47e25eb1fe1fc27846b20a7965f99a9bed220.tar.bz2 | |
[svn-r158] Changes since 19980116
----------------------
./src/H5AC.c
./src/H5ACprivate.h
./src/H5B.c
./src/H5D.c
./src/H5Farray.c
./src/H5Fprivate.h
./src/H5V.c
./src/H5Vprivate.h
Fixed indent oopses.
./src/H5D.c
./src/H5Fprivate.h
./src/H5Farray.c
./test/istore.c
We can now perform partial I/O on contiguous storage
transferring between a hyperslab of file storage and a
hyperslab of memory. However, partial I/O hasn't been added
to the I/O pipeline yet in H5D.c
Diffstat (limited to 'src')
| -rw-r--r-- | src/H5AC.c | 23 | ||||
| -rw-r--r-- | src/H5ACprivate.h | 140 | ||||
| -rw-r--r-- | src/H5B.c | 64 | ||||
| -rw-r--r-- | src/H5D.c | 845 | ||||
| -rw-r--r-- | src/H5Farray.c | 395 | ||||
| -rw-r--r-- | src/H5Fprivate.h | 550 | ||||
| -rw-r--r-- | src/H5V.c | 546 | ||||
| -rw-r--r-- | src/H5Vprivate.h | 51 |
8 files changed, 1388 insertions, 1226 deletions
@@ -36,7 +36,7 @@ */ #define PABLO_MASK H5AC_mask #define INTERFACE_INIT NULL -static int interface_initialize_g = FALSE; /*initialized? */ +static int interface_initialize_g = FALSE; #ifdef H5AC_SORT_BY_ADDR static H5AC_t *current_cache_g = NULL; /*for sorting */ @@ -179,7 +179,8 @@ H5AC_find_f(H5F_t *f, const H5AC_class_t *type, const haddr_t *addr, unsigned idx; herr_t status; void *thing = NULL; - herr_t (*flush) (H5F_t *, hbool_t, const haddr_t *, void *) = NULL; + herr_t (*flush) (H5F_t *, hbool_t, const haddr_t *, + void *) = NULL; H5AC_slot_t *slot = NULL; H5AC_t *cache = NULL; @@ -340,7 +341,8 @@ H5AC_flush(H5F_t *f, const H5AC_class_t *type, const haddr_t *addr, { uintn i; herr_t status; - herr_t (*flush) (H5F_t *, hbool_t, const haddr_t *, void *) = NULL; + herr_t (*flush) (H5F_t *, hbool_t, const haddr_t *, + void *) = NULL; H5AC_slot_t *slot; intn *map = NULL; intn nslots; @@ -464,7 +466,8 @@ H5AC_set(H5F_t *f, const H5AC_class_t *type, const haddr_t *addr, void *thing) { herr_t status; uintn idx; - herr_t (*flush) (H5F_t *, hbool_t, const haddr_t *, void *) = NULL; + herr_t (*flush) (H5F_t *, hbool_t, const haddr_t *, + void *) = NULL; H5AC_slot_t *slot = NULL; H5AC_t *cache = NULL; @@ -533,7 +536,8 @@ H5AC_rename(H5F_t *f, const H5AC_class_t *type, const haddr_t *old_addr, const haddr_t *new_addr) { uintn old_idx, new_idx; - herr_t (*flush) (H5F_t *, hbool_t, const haddr_t *, void *); + herr_t (*flush) (H5F_t *, hbool_t, const haddr_t *, + void *); herr_t status; H5AC_t *cache = NULL; @@ -553,10 +557,12 @@ H5AC_rename(H5F_t *f, const H5AC_class_t *type, int i; for (i = 0; i < cache->slot[old_idx].nprots; i++) { - assert(H5F_addr_ne(old_addr, &(cache->slot[old_idx].prot[i].addr))); + assert(H5F_addr_ne(old_addr, + &(cache->slot[old_idx].prot[i].addr))); } for (i = 0; i < cache->slot[new_idx].nprots; i++) { - assert(H5F_addr_ne(new_addr, &(cache->slot[new_idx].prot[i].addr))); + assert(H5F_addr_ne(new_addr, + &(cache->slot[new_idx].prot[i].addr))); } } #endif @@ -743,7 +749,8 @@ H5AC_unprotect(H5F_t *f, const H5AC_class_t *type, const haddr_t *addr, { herr_t status; uintn idx; - herr_t (*flush) (H5F_t *, hbool_t, const haddr_t *, void *) = NULL; + herr_t (*flush) (H5F_t *, hbool_t, const haddr_t *, + void *) = NULL; H5AC_t *cache = NULL; H5AC_slot_t *slot = NULL; diff --git a/src/H5ACprivate.h b/src/H5ACprivate.h index 50df708..2b4abe5 100644 --- a/src/H5ACprivate.h +++ b/src/H5ACprivate.h @@ -1,23 +1,23 @@ /*------------------------------------------------------------------------- - * Copyright (C) 1997 National Center for Supercomputing Applications. - * All rights reserved. + * Copyright (C) 1997 National Center for Supercomputing Applications. + * All rights reserved. * *------------------------------------------------------------------------- * - * Created: H5ACprivate.h - * Jul 9 1997 - * Robb Matzke <matzke@llnl.gov> + * Created: H5ACprivate.h + * Jul 9 1997 + * Robb Matzke <matzke@llnl.gov> * - * Purpose: Constants and typedefs available to the rest of the - * library. + * Purpose: Constants and typedefs available to the rest of the + * library. * - * Modifications: + * Modifications: * *------------------------------------------------------------------------- */ #ifndef _H5ACprivate_H #define _H5ACprivate_H -#include <H5ACpublic.h> /*public prototypes */ +#include <H5ACpublic.h> /*public prototypes */ /* Pivate headers needed by this header */ #include <H5private.h> @@ -25,43 +25,43 @@ /* * Feature: Define H5AC_DEBUG on the compiler command line if you want to - * debug H5AC_protect() and H5AC_unprotect() by insuring that - * nothing accesses protected objects. NDEBUG must not be defined - * in order for this to have any effect. + * debug H5AC_protect() and H5AC_unprotect() by insuring that + * nothing accesses protected objects. NDEBUG must not be defined + * in order for this to have any effect. */ #ifdef NDEBUG # undef H5AC_DEBUG #endif /* - * Class methods pertaining to caching. Each type of cached object will + * Class methods pertaining to caching. Each type of cached object will * have a constant variable with permanent life-span that describes how - * to cache the object. That variable will be of type H5AC_class_t and + * to cache the object. That variable will be of type H5AC_class_t and * have the following required fields... * - * LOAD: Loads an object from disk to memory. The function - * should allocate some data structure and return it. + * LOAD: Loads an object from disk to memory. The function + * should allocate some data structure and return it. * - * FLUSH: Writes some data structure back to disk. It would be - * wise for the data structure to include dirty flags to - * indicate whether it really needs to be written. This - * function is also responsible for freeing memory allocated - * by the LOAD method if the DEST argument is non-zero. + * FLUSH: Writes some data structure back to disk. It would be + * wise for the data structure to include dirty flags to + * indicate whether it really needs to be written. This + * function is also responsible for freeing memory allocated + * by the LOAD method if the DEST argument is non-zero. */ typedef enum H5AC_subid_t { - H5AC_BT_ID = 0, /*B-tree nodes */ - H5AC_SNODE_ID = 1, /*symbol table nodes */ - H5AC_HEAP_ID = 2, /*object or name heap */ - H5AC_OHDR_ID = 3, /*object header */ - H5AC_NTYPES = 4 /*THIS MUST BE LAST! */ + H5AC_BT_ID = 0, /*B-tree nodes */ + H5AC_SNODE_ID = 1, /*symbol table nodes */ + H5AC_HEAP_ID = 2, /*object or name heap */ + H5AC_OHDR_ID = 3, /*object header */ + H5AC_NTYPES = 4 /*THIS MUST BE LAST! */ } H5AC_subid_t; typedef struct H5AC_class_t { - H5AC_subid_t id; - void *(*load) (H5F_t *, const haddr_t *addr, const void *udata1, - void *udata2); - herr_t (*flush) (H5F_t *, hbool_t dest, const haddr_t *addr, - void *thing); + H5AC_subid_t id; + void *(*load) (H5F_t *, const haddr_t *addr, + const void *udata1, void *udata2); + herr_t (*flush) (H5F_t *, hbool_t dest, + const haddr_t *addr, void *thing); } H5AC_class_t; /* @@ -69,63 +69,65 @@ typedef struct H5AC_class_t { * cache entry by hashing the object's file address. Each file has its * own cache, an array of slots. */ -#define H5AC_NSLOTS 10330 /*prime number tend to work best */ +#define H5AC_NSLOTS 10330 /*prime number tend to work best */ #define H5AC_HASH(F,ADDR_P) H5F_addr_hash(ADDR_P,(F)->shared->cache->nslots) typedef struct H5AC_prot_t { - const H5AC_class_t *type; /*type of protected thing */ - haddr_t addr; /*address of protected thing */ - void *thing; /*(possible) protected thing */ + const H5AC_class_t *type; /*type of protected thing */ + haddr_t addr; /*address of protected thing */ + void *thing; /*(possible) protected thing */ } H5AC_prot_t; typedef struct H5AC_slot_t { - const H5AC_class_t *type; /*type of object stored here */ - haddr_t addr; /*file address for object */ - void *thing; /*the thing which is cached */ + const H5AC_class_t *type; /*type of object stored here */ + haddr_t addr; /*file address for object */ + void *thing; /*the thing which is cached */ #ifdef H5AC_DEBUG - intn nprots; /*number of things protected */ - intn aprots; /*nelmts of `prot' array */ - H5AC_prot_t *prot; /*array of protected things */ + intn nprots; /*number of things protected */ + intn aprots; /*nelmts of `prot' array */ + H5AC_prot_t *prot; /*array of protected things */ #endif } H5AC_slot_t; typedef struct H5AC_t { - intn nslots; /*number of cache slots */ - H5AC_slot_t *slot; /*the cache slots */ - intn nprots; /*number of protected objects */ + intn nslots; /*number of cache slots */ + H5AC_slot_t *slot; /*the cache slots */ + intn nprots; /*number of protected objects */ struct { - uintn nhits; /*number of cache hits */ - uintn nmisses; /*number of cache misses */ - uintn ninits; /*number of cache initializations */ - uintn nflushes; /*number of flushes to disk */ - } diagnostics[H5AC_NTYPES]; /*diagnostics for each type of object */ + uintn nhits; /*number of cache hits */ + uintn nmisses;/*number of cache misses */ + uintn ninits; /*number of cache inits */ + uintn nflushes;/*number of flushes to disk */ + } diagnostics[H5AC_NTYPES]; /*diagnostics for each type of object */ } H5AC_t; /* * Library prototypes. */ -herr_t H5AC_dest(H5F_t *f); -void *H5AC_find_f(H5F_t *f, const H5AC_class_t *type, const haddr_t *addr, - const void *udata1, void *udata2); -void *H5AC_protect(H5F_t *f, const H5AC_class_t *type, const haddr_t *addr, - const void *udata1, void *udata2); -herr_t H5AC_unprotect(H5F_t *f, const H5AC_class_t *type, const haddr_t *addr, - void *thing); -herr_t H5AC_flush(H5F_t *f, const H5AC_class_t *type, const haddr_t *addr, - hbool_t destroy); -herr_t H5AC_create(H5F_t *f, intn size_hint); -herr_t H5AC_rename(H5F_t *f, const H5AC_class_t *type, - const haddr_t *old_addr, const haddr_t *new_addr); -herr_t H5AC_set(H5F_t *f, const H5AC_class_t *type, const haddr_t *addr, - void *thing); -herr_t H5AC_debug(H5F_t *f); +herr_t H5AC_dest(H5F_t *f); +void *H5AC_find_f(H5F_t *f, const H5AC_class_t *type, + const haddr_t *addr, const void *udata1, + void *udata2); +void *H5AC_protect(H5F_t *f, const H5AC_class_t *type, + const haddr_t *addr, const void *udata1, + void *udata2); +herr_t H5AC_unprotect(H5F_t *f, const H5AC_class_t *type, + const haddr_t *addr, void *thing); +herr_t H5AC_flush(H5F_t *f, const H5AC_class_t *type, const haddr_t *addr, + hbool_t destroy); +herr_t H5AC_create(H5F_t *f, intn size_hint); +herr_t H5AC_rename(H5F_t *f, const H5AC_class_t *type, + const haddr_t *old_addr, const haddr_t *new_addr); +herr_t H5AC_set(H5F_t *f, const H5AC_class_t *type, const haddr_t *addr, + void *thing); +herr_t H5AC_debug(H5F_t *f); -#define H5AC_find(F,TYPE,ADDR_P,UDATA1,UDATA2) \ - (((F)->shared->cache->slot[H5AC_HASH(F,ADDR_P)].type==(TYPE) && \ +#define H5AC_find(F,TYPE,ADDR_P,UDATA1,UDATA2) \ + (((F)->shared->cache->slot[H5AC_HASH(F,ADDR_P)].type==(TYPE) && \ H5F_addr_eq (&((F)->shared->cache->slot[H5AC_HASH(F,ADDR_P)].addr), \ - ADDR_P)) ? \ - ((F)->shared->cache->diagnostics[(TYPE)->id].nhits++, \ - (F)->shared->cache->slot[H5AC_HASH(F,ADDR_P)].thing) : \ + ADDR_P)) ? \ + ((F)->shared->cache->diagnostics[(TYPE)->id].nhits++, \ + (F)->shared->cache->slot[H5AC_HASH(F,ADDR_P)].thing) : \ H5AC_find_f (F, TYPE, ADDR_P, UDATA1, UDATA2)) #endif /* !_H5ACprivate_H */ @@ -101,37 +101,40 @@ /* PRIVATE PROTOTYPES */ static H5B_ins_t H5B_insert_helper(H5F_t *f, const haddr_t *addr, const H5B_class_t *type, - uint8 *lt_key, hbool_t *lt_key_changed, + uint8 *lt_key, + hbool_t *lt_key_changed, uint8 *md_key, void *udata, - uint8 *rt_key, hbool_t *rt_key_changed, + uint8 *rt_key, + hbool_t *rt_key_changed, haddr_t *retval); static herr_t H5B_insert_child(H5F_t *f, const H5B_class_t *type, - H5B_t *bt, intn idx, const haddr_t *child, + H5B_t *bt, intn idx, + const haddr_t *child, H5B_ins_t anchor, void *md_key); -static herr_t H5B_flush(H5F_t *f, hbool_t destroy, const haddr_t *addr, - H5B_t *b); -static H5B_t *H5B_load(H5F_t *f, const haddr_t *addr, const void *_type, - void *udata); +static herr_t H5B_flush(H5F_t *f, hbool_t destroy, + const haddr_t *addr, H5B_t *b); +static H5B_t *H5B_load(H5F_t *f, const haddr_t *addr, + const void *_type, void *udata); static herr_t H5B_decode_key(H5F_t *f, H5B_t *bt, intn idx); static herr_t H5B_decode_keys(H5F_t *f, H5B_t *bt, intn idx); static size_t H5B_nodesize(H5F_t *f, const H5B_class_t *type, size_t *total_nkey_size, size_t sizeof_rkey); -static herr_t H5B_split(H5F_t *f, const H5B_class_t *type, H5B_t *old_bt, - const haddr_t *old_addr, void *udata, - haddr_t *new_addr /*out */ ); +static herr_t H5B_split(H5F_t *f, const H5B_class_t *type, + H5B_t *old_bt, const haddr_t *old_addr, + void *udata, haddr_t *new_addr /*out*/ ); #ifdef H5B_DEBUG static herr_t H5B_assert(H5F_t *f, const haddr_t *addr, const H5B_class_t *type, void *udata); #endif /* H5B inherits cache-like properties from H5AC */ -static const H5AC_class_t H5AC_BT[1] = -{ +static const H5AC_class_t H5AC_BT[1] = { { H5AC_BT_ID, (void *(*)(H5F_t *, const haddr_t *, const void *, void *)) H5B_load, (herr_t (*)(H5F_t *, hbool_t, const haddr_t *, void *)) H5B_flush, - }}; + } +}; /* Interface initialization? */ #define INTERFACE_INIT NULL @@ -1101,8 +1104,8 @@ H5B_insert_helper(H5F_t *f, const haddr_t *addr, const H5B_class_t *type, } else if (cmp < 0 && idx <= 0 && bt->level > 0) { /* - * The value being inserted is less than any value in this tree. Follow - * the minimum branch out of this node to a subtree. + * The value being inserted is less than any value in this tree. + * Follow the minimum branch out of this node to a subtree. */ idx = 0; if (H5B_decode_keys(f, bt, idx) < 0) { @@ -1206,8 +1209,8 @@ H5B_insert_helper(H5F_t *f, const haddr_t *addr, const H5B_class_t *type, } my_ins = H5B_INS_RIGHT; HDmemcpy(md_key, bt->key[idx + 1].nkey, type->sizeof_nkey); - if ((type->new) (f, H5B_INS_RIGHT, md_key, udata, bt->key[idx + 1].nkey, - &child_addr /*out */ ) < 0) { + if ((type->new) (f, H5B_INS_RIGHT, md_key, udata, + bt->key[idx + 1].nkey, &child_addr /*out */ ) < 0) { HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, H5B_INS_ERROR, "can't insert maximum leaf node"); } @@ -1284,13 +1287,16 @@ H5B_insert_helper(H5F_t *f, const haddr_t *addr, const H5B_class_t *type, if (H5B_INS_RIGHT == my_ins) idx++; - /* If this node is full then split it before inserting the new child. */ + /* + * If this node is full then split it before inserting the new child. + */ if (bt->nchildren == 2 * H5B_K(f, type)) { if (H5B_split(f, type, bt, addr, udata, new_node /*out */ ) < 0) { HGOTO_ERROR(H5E_BTREE, H5E_CANTSPLIT, H5B_INS_ERROR, "can't split node"); } - if (NULL == (twin = H5AC_protect(f, H5AC_BT, new_node, type, udata))) { + if (NULL == (twin = H5AC_protect(f, H5AC_BT, new_node, type, + udata))) { HGOTO_ERROR(H5E_BTREE, H5E_CANTLOAD, H5B_INS_ERROR, "can't load B-tree"); } @@ -1328,7 +1334,7 @@ H5B_insert_helper(H5F_t *f, const haddr_t *addr, const H5B_class_t *type, * in the new node. */ if (!bt->key[bt->nchildren].nkey) { - herr_t status = H5B_decode_key(f, bt, bt->nchildren); + herr_t status = H5B_decode_key(f, bt, bt->nchildren); assert(status >= 0); } cmp = (type->cmp2) (f, bt->key[bt->nchildren].nkey, udata, @@ -1341,9 +1347,9 @@ H5B_insert_helper(H5F_t *f, const haddr_t *addr, const H5B_class_t *type, done: { - herr_t e1 = (bt && H5AC_unprotect(f, H5AC_BT, addr, bt) < 0); - herr_t e2 = (twin && H5AC_unprotect(f, H5AC_BT, new_node, twin) < 0); - if (e1 || e2) { /*use vars to prevent short-circuit of side effects */ + herr_t e1 = (bt && H5AC_unprotect(f, H5AC_BT, addr, bt) < 0); + herr_t e2 = (twin && H5AC_unprotect(f, H5AC_BT, new_node, twin) < 0); + if (e1 || e2) { /*use vars to prevent short-circuit of side effects */ HRETURN_ERROR(H5E_BTREE, H5E_PROTECT, H5B_INS_ERROR, "unable to release node(s)"); } @@ -1403,8 +1409,11 @@ H5B_list(H5F_t *f, const H5B_class_t *type, const haddr_t *addr, void *udata) } } else { - for (cur_addr = addr; !H5F_addr_defined(cur_addr); cur_addr = &next_addr) { - if (NULL == (bt = H5AC_protect(f, H5AC_BT, cur_addr, type, udata))) { + for (cur_addr = addr; + !H5F_addr_defined(cur_addr); + cur_addr = &next_addr) { + if (NULL == (bt = H5AC_protect(f, H5AC_BT, cur_addr, type, + udata))) { HGOTO_ERROR(H5E_BTREE, H5E_CANTLOAD, FAIL, "unable to protect B-tree node"); } @@ -1610,7 +1619,7 @@ H5B_assert(H5F_t *f, const haddr_t *addr, const H5B_class_t *type, haddr_t addr; int level; struct child_t *next; - } *head = NULL, *tail = NULL, *prev = NULL, *cur = NULL, *tmp = NULL; + } *head = NULL, *tail = NULL, *prev = NULL, *cur = NULL, *tmp = NULL; FUNC_ENTER(H5B_assert, FAIL); if (0 == ncalls++) { @@ -1669,7 +1678,8 @@ H5B_assert(H5F_t *f, const haddr_t *addr, const H5B_class_t *type, /* Check that the keys are monotonically increasing */ status = H5B_decode_keys(f, bt, i); assert(status >= 0); - cmp = (type->cmp2) (f, bt->key[i].nkey, udata, bt->key[i + 1].nkey); + cmp = (type->cmp2) (f, bt->key[i].nkey, udata, + bt->key[i + 1].nkey); assert(cmp < 0); } } @@ -1,69 +1,69 @@ /**************************************************************************** -* NCSA HDF * -* Software Development Group * -* National Center for Supercomputing Applications * -* University of Illinois at Urbana-Champaign * -* 605 E. Springfield, Champaign IL 61820 * -* * -* For conditions of distribution and use, see the accompanying * -* hdf/COPYING file. * -* * +* NCSA HDF * +* Software Development Group * +* National Center for Supercomputing Applications * +* University of Illinois at Urbana-Champaign * +* 605 E. Springfield, Champaign IL 61820 * +* * +* For conditions of distribution and use, see the accompanying * +* hdf/COPYING file. * +* * ****************************************************************************/ #ifdef RCSID -static char RcsId[] = "@(#)$Revision$"; +static char RcsId[] = "@(#)$Revision$"; #endif /* $Id$ */ -#include <H5private.h> /* Generic Functions */ -#include <H5Aprivate.h> /* Atoms */ -#include <H5ACprivate.h> /* Cache */ -#include <H5Cprivate.h> /* Templates */ -#include <H5Dprivate.h> /* Dataset functions */ -#include <H5Eprivate.h> /* Error handling */ -#include <H5Gprivate.h> /* Group headers */ -#include <H5Mprivate.h> /* Meta data */ -#include <H5MFprivate.h> /* File space allocation header */ -#include <H5MMprivate.h> /* Memory management */ -#include <H5Mprivate.h> /* Meta-Object API */ -#include <H5Oprivate.h> /* Object headers */ - -#define PABLO_MASK H5D_mask +#include <H5private.h> /* Generic Functions */ +#include <H5Aprivate.h> /* Atoms */ +#include <H5ACprivate.h> /* Cache */ +#include <H5Cprivate.h> /* Templates */ +#include <H5Dprivate.h> /* Dataset functions */ +#include <H5Eprivate.h> /* Error handling */ +#include <H5Gprivate.h> /* Group headers */ +#include <H5Mprivate.h> /* Meta data */ +#include <H5MFprivate.h> /* File space allocation header */ +#include <H5MMprivate.h> /* Memory management */ +#include <H5Mprivate.h> /* Meta-Object API */ +#include <H5Oprivate.h> /* Object headers */ + +#define PABLO_MASK H5D_mask /* * A dataset is the following struct. */ struct H5D_t { - H5G_entry_t ent; /*cached object header stuff */ - H5T_t *type; /*datatype of this dataset */ - H5P_t *space; /*dataspace of this dataset */ - H5D_create_t create_parms; /*creation parameters */ - H5O_layout_t layout; /*data layout */ + H5G_entry_t ent; /*cached object header stuff */ + H5T_t *type; /*datatype of this dataset */ + H5P_t *space; /*dataspace of this dataset */ + H5D_create_t create_parms; /*creation parameters */ + H5O_layout_t layout; /*data layout */ }; /* Default dataset creation template */ -const H5D_create_t H5D_create_dflt = +const H5D_create_t H5D_create_dflt = { - H5D_CONTIGUOUS, /* Layout */ - 1, /* Chunk dimensions */ - {1, 1, 1, 1, 1, 1, 1, 1, /* Chunk size. These default values.... */ - 1, 1, 1, 1, 1, 1, 1, 1, /*...are quite useless. Larger chunks.. */ - 1, 1, 1, 1, 1, 1, 1, 1, /*...produce fewer, but larger I/O...... */ - 1, 1, 1, 1, 1, 1, 1, 1}, /*...requests. */ + H5D_CONTIGUOUS, /* Layout */ + 1, /* Chunk dimensions */ + {1, 1, 1, 1, 1, 1, 1, 1, /* Chunk size. These default values.... */ + 1, 1, 1, 1, 1, 1, 1, 1, /*...are quite useless. Larger chunks.. */ + 1, 1, 1, 1, 1, 1, 1, 1, /*...produce fewer, but larger I/O...... */ + 1, 1, 1, 1, 1, 1, 1, 1}, /*...requests. */ }; /* Default dataset transfer template */ -const H5D_xfer_t H5D_xfer_dflt = +const H5D_xfer_t H5D_xfer_dflt = { - 0, /* Place holder - remove this later */ + 0, /* Place holder - remove this later */ }; /* Interface initialization? */ -static hbool_t interface_initialize_g = FALSE; +static hbool_t interface_initialize_g = FALSE; #define INTERFACE_INIT H5D_init_interface -static herr_t H5D_init_interface(void); -static void H5D_term_interface(void); +static herr_t H5D_init_interface(void); +static void H5D_term_interface(void); /*-------------------------------------------------------------------------- NAME @@ -80,14 +80,14 @@ DESCRIPTION static herr_t H5D_init_interface(void) { - herr_t ret_value = SUCCEED; + herr_t ret_value = SUCCEED; FUNC_ENTER(H5D_init_interface, FAIL); /* Initialize the atom group for the dataset IDs */ if ((ret_value = H5Ainit_group(H5_DATASET, H5A_DATASETID_HASHSIZE, - H5D_RESERVED_ATOMS, - (herr_t (*)(void *)) H5D_close)) != FAIL) { - ret_value = H5_add_exit(H5D_term_interface); + H5D_RESERVED_ATOMS, + (herr_t (*)(void *)) H5D_close)) != FAIL) { + ret_value = H5_add_exit(H5D_term_interface); } FUNC_LEAVE(ret_value); } @@ -116,40 +116,40 @@ H5D_term_interface(void) } /*------------------------------------------------------------------------- - * Function: H5Dcreate + * Function: H5Dcreate * - * Purpose: Creates a new dataset named NAME in file FILE_ID, opens the - * dataset for access, and associates with that dataset constant - * and initial persistent properties including the type of each - * datapoint as stored in the file (TYPE_ID), the size of the - * dataset (SPACE_ID), and other initial miscellaneous - * properties (CREATE_PARMS_ID). + * Purpose: Creates a new dataset named NAME in file FILE_ID, opens the + * dataset for access, and associates with that dataset constant + * and initial persistent properties including the type of each + * datapoint as stored in the file (TYPE_ID), the size of the + * dataset (SPACE_ID), and other initial miscellaneous + * properties (CREATE_PARMS_ID). * - * All arguments are copied into the dataset, so the caller is - * allowed to derive new types, data spaces, and creation - * parameters from the old ones and reuse them in calls to - * create other datasets. + * All arguments are copied into the dataset, so the caller is + * allowed to derive new types, data spaces, and creation + * parameters from the old ones and reuse them in calls to + * create other datasets. * - * Return: Success: The object ID of the new dataset. At this - * point, the dataset is ready to receive its - * raw data. Attempting to read raw data from - * the dataset will probably return the fill - * value. The dataset should be closed when - * the caller is no longer interested in it. + * Return: Success: The object ID of the new dataset. At this + * point, the dataset is ready to receive its + * raw data. Attempting to read raw data from + * the dataset will probably return the fill + * value. The dataset should be closed when + * the caller is no longer interested in it. * - * Failure: FAIL + * Failure: FAIL * * Errors: - * ARGS BADTYPE Not a data space. - * ARGS BADTYPE Not a dataset creation template. - * ARGS BADTYPE Not a file. - * ARGS BADTYPE Not a type. - * ARGS BADVALUE No name. - * DATASET CANTINIT Can't create dataset. - * DATASET CANTREGISTER Can't register dataset. + * ARGS BADTYPE Not a data space. + * ARGS BADTYPE Not a dataset creation template. + * ARGS BADTYPE Not a file. + * ARGS BADTYPE Not a type. + * ARGS BADVALUE No name. + * DATASET CANTINIT Can't create dataset. + * DATASET CANTREGISTER Can't register dataset. * - * Programmer: Robb Matzke - * Wednesday, December 3, 1997 + * Programmer: Robb Matzke + * Wednesday, December 3, 1997 * * Modifications: * @@ -157,76 +157,76 @@ H5D_term_interface(void) */ hid_t H5Dcreate(hid_t file_id, const char *name, hid_t type_id, hid_t space_id, - hid_t create_parms_id) + hid_t create_parms_id) { - H5F_t *f = NULL; - H5T_t *type = NULL; - H5P_t *space = NULL; - H5D_t *new_dset = NULL; - hid_t ret_value = FAIL; - const H5D_create_t *create_parms = NULL; + H5F_t *f = NULL; + H5T_t *type = NULL; + H5P_t *space = NULL; + H5D_t *new_dset = NULL; + hid_t ret_value = FAIL; + const H5D_create_t *create_parms = NULL; FUNC_ENTER(H5Dcreate, FAIL); H5ECLEAR; /* check arguments */ if (H5_FILE != H5Aatom_group(file_id) || - NULL == (f = H5Aatom_object(file_id))) { - HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a file"); + NULL == (f = H5Aatom_object(file_id))) { + HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a file"); } if (!name || !*name) { - HRETURN_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no name"); + HRETURN_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no name"); } if (H5_DATATYPE != H5Aatom_group(type_id) || - NULL == (type = H5Aatom_object(type_id))) { - HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a type"); + NULL == (type = H5Aatom_object(type_id))) { + HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a type"); } if (H5_DATASPACE != H5Aatom_group(space_id) || - NULL == (space = H5Aatom_object(space_id))) { - HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data space"); + NULL == (space = H5Aatom_object(space_id))) { + HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data space"); } if (create_parms_id >= 0) { - if (H5C_DATASET_CREATE != H5Cget_class(create_parms_id) || - NULL == (create_parms = H5Aatom_object(create_parms_id))) { - HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, - "not a dataset creation template"); - } + if (H5C_DATASET_CREATE != H5Cget_class(create_parms_id) || + NULL == (create_parms = H5Aatom_object(create_parms_id))) { + HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, + "not a dataset creation template"); + } } else { - create_parms = &H5D_create_dflt; + create_parms = &H5D_create_dflt; } /* build and open the new dataset */ if (NULL == (new_dset = H5D_create(f, name, type, space, create_parms))) { - HRETURN_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "can't create dataset"); + HRETURN_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "can't create dataset"); } /* Register the new datatype and get an ID for it */ if ((ret_value = H5Aregister_atom(H5_DATASET, new_dset)) < 0) { - H5D_close(new_dset); - HRETURN_ERROR(H5E_DATASET, H5E_CANTREGISTER, FAIL, - "can't register dataset"); + H5D_close(new_dset); + HRETURN_ERROR(H5E_DATASET, H5E_CANTREGISTER, FAIL, + "can't register dataset"); } FUNC_LEAVE(ret_value); } /*------------------------------------------------------------------------- - * Function: H5Dopen + * Function: H5Dopen * - * Purpose: Finds a dataset named NAME in file FILE_ID, opens it, and - * returns its ID. The dataset should be close when the caller - * is no longer interested in it. + * Purpose: Finds a dataset named NAME in file FILE_ID, opens it, and + * returns its ID. The dataset should be close when the caller + * is no longer interested in it. * - * Return: Success: A new dataset ID + * Return: Success: A new dataset ID * - * Failure: FAIL + * Failure: FAIL * * Errors: - * ARGS BADTYPE Not a file. - * ARGS BADVALUE No name. - * DATASET CANTREGISTER Can't register dataset. - * DATASET NOTFOUND Dataset not found. + * ARGS BADTYPE Not a file. + * ARGS BADVALUE No name. + * DATASET CANTREGISTER Can't register dataset. + * DATASET NOTFOUND Dataset not found. * - * Programmer: Robb Matzke - * Thursday, December 4, 1997 + * Programmer: Robb Matzke + * Thursday, December 4, 1997 * * Modifications: * @@ -235,51 +235,51 @@ H5Dcreate(hid_t file_id, const char *name, hid_t type_id, hid_t space_id, hid_t H5Dopen(hid_t file_id, const char *name) { - H5F_t *file = NULL; /*file holding the dataset */ - H5D_t *dataset = NULL; /*the dataset */ - hid_t ret_value = FAIL; + H5F_t *file = NULL; /*file holding the dataset */ + H5D_t *dataset = NULL; /*the dataset */ + hid_t ret_value = FAIL; FUNC_ENTER(H5Dopen, FAIL); H5ECLEAR; /* Check args */ if (H5_FILE != H5Aatom_group(file_id) || - NULL == (file = H5Aatom_object(file_id))) { - HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a file"); + NULL == (file = H5Aatom_object(file_id))) { + HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a file"); } if (!name || !*name) { - HRETURN_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no name"); + HRETURN_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no name"); } /* Find the dataset */ if (NULL == (dataset = H5D_open(file, name))) { - HRETURN_ERROR(H5E_DATASET, H5E_NOTFOUND, FAIL, "dataset not found"); + HRETURN_ERROR(H5E_DATASET, H5E_NOTFOUND, FAIL, "dataset not found"); } /* Create an atom for the dataset */ if ((ret_value = H5Aregister_atom(H5_DATASET, dataset)) < 0) { - H5D_close(dataset); - HRETURN_ERROR(H5E_DATASET, H5E_CANTREGISTER, FAIL, - "can't register dataset"); + H5D_close(dataset); + HRETURN_ERROR(H5E_DATASET, H5E_CANTREGISTER, FAIL, + "can't register dataset"); } FUNC_LEAVE(ret_value); } /*------------------------------------------------------------------------- - * Function: H5Dclose + * Function: H5Dclose * - * Purpose: Closes access to a dataset (DATASET_ID) and releases - * resources used by it. It is illegal to subsequently use that - * same dataset ID in calls to other dataset functions. + * Purpose: Closes access to a dataset (DATASET_ID) and releases + * resources used by it. It is illegal to subsequently use that + * same dataset ID in calls to other dataset functions. * - * Return: Success: SUCCEED + * Return: Success: SUCCEED * - * Failure: FAIL + * Failure: FAIL * * Errors: - * ARGS BADTYPE Not a dataset. - * DATASET CANTINIT Can't free. + * ARGS BADTYPE Not a dataset. + * DATASET CANTINIT Can't free. * - * Programmer: Robb Matzke - * Thursday, December 4, 1997 + * Programmer: Robb Matzke + * Thursday, December 4, 1997 * * Modifications: * @@ -288,64 +288,64 @@ H5Dopen(hid_t file_id, const char *name) herr_t H5Dclose(hid_t dataset_id) { - H5D_t *dataset = NULL; /* dataset object to release */ + H5D_t *dataset = NULL; /* dataset object to release */ FUNC_ENTER(H5Dclose, FAIL); H5ECLEAR; /* Check args */ if (H5_DATASET != H5Aatom_group(dataset_id) || - NULL == (dataset = H5Aatom_object(dataset_id)) || - NULL == dataset->ent.file) { - HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataset"); + NULL == (dataset = H5Aatom_object(dataset_id)) || + NULL == dataset->ent.file) { + HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataset"); } /* * Decrement the counter on the dataset. It will be freed if the count * reaches zero. */ if (H5A_dec_ref(dataset_id) < 0) { - HRETURN_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "can't free"); + HRETURN_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "can't free"); } FUNC_LEAVE(SUCCEED); } /*------------------------------------------------------------------------- - * Function: H5Dread + * Function: H5Dread * - * Purpose: Reads (part of) a DATASET from the file into application - * memory BUF. The part of the dataset to read is defined with - * MEM_SPACE_ID and FILE_SPACE_ID. The data points are - * converted from their file type to the MEM_TYPE_ID specified. - * Additional miscellaneous data transfer properties can be - * passed to this function with the XFER_PARMS_ID argument. + * Purpose: Reads (part of) a DATASET from the file into application + * memory BUF. The part of the dataset to read is defined with + * MEM_SPACE_ID and FILE_SPACE_ID. The data points are + * converted from their file type to the MEM_TYPE_ID specified. + * Additional miscellaneous data transfer properties can be + * passed to this function with the XFER_PARMS_ID argument. * - * The FILE_SPACE_ID can be the constant H5P_ALL which indicates - * that the entire file data space is to be referenced. + * The FILE_SPACE_ID can be the constant H5P_ALL which indicates + * that the entire file data space is to be referenced. * - * The MEM_SPACE_ID can be the constant H5P_ALL in which case - * the memory data space is the same as the file data space - * defined when the dataset was created. + * The MEM_SPACE_ID can be the constant H5P_ALL in which case + * the memory data space is the same as the file data space + * defined when the dataset was created. * - * The number of elements in the memory data space must match - * the number of elements in the file data space. + * The number of elements in the memory data space must match + * the number of elements in the file data space. * - * The XFER_PARMS_ID can be the constant H5C_DEFAULT in which - * case the default data transfer properties are used. + * The XFER_PARMS_ID can be the constant H5C_DEFAULT in which + * case the default data transfer properties are used. * - * Return: Success: SUCCEED + * Return: Success: SUCCEED * - * Failure: FAIL + * Failure: FAIL * * Errors: - * ARGS BADTYPE Not a data space. - * ARGS BADTYPE Not a data type. - * ARGS BADTYPE Not a dataset. - * ARGS BADTYPE Not xfer parms. - * ARGS BADVALUE No output buffer. - * DATASET READERROR Can't read data. + * ARGS BADTYPE Not a data space. + * ARGS BADTYPE Not a data type. + * ARGS BADTYPE Not a dataset. + * ARGS BADTYPE Not xfer parms. + * ARGS BADVALUE No output buffer. + * DATASET READERROR Can't read data. * - * Programmer: Robb Matzke - * Thursday, December 4, 1997 + * Programmer: Robb Matzke + * Thursday, December 4, 1997 * * Modifications: * @@ -353,88 +353,88 @@ H5Dclose(hid_t dataset_id) */ herr_t H5Dread(hid_t dataset_id, hid_t mem_type_id, hid_t mem_space_id, - hid_t file_space_id, hid_t xfer_parms_id, void *buf /*out */ ) + hid_t file_space_id, hid_t xfer_parms_id, void *buf /*out */ ) { - H5D_t *dataset = NULL; - const H5T_t *mem_type = NULL; - const H5P_t *mem_space = NULL; - const H5P_t *file_space = NULL; - const H5D_xfer_t *xfer_parms = NULL; + H5D_t *dataset = NULL; + const H5T_t *mem_type = NULL; + const H5P_t *mem_space = NULL; + const H5P_t *file_space = NULL; + const H5D_xfer_t *xfer_parms = NULL; FUNC_ENTER(H5Dread, FAIL); H5ECLEAR; /* check arguments */ if (H5_DATASET != H5Aatom_group(dataset_id) || - NULL == (dataset = H5Aatom_object(dataset_id)) || - NULL == dataset->ent.file) { - HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataset"); + NULL == (dataset = H5Aatom_object(dataset_id)) || + NULL == dataset->ent.file) { + HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataset"); } if (H5_DATATYPE != H5Aatom_group(mem_type_id) || - NULL == (mem_type = H5Aatom_object(mem_type_id))) { - HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data type"); + NULL == (mem_type = H5Aatom_object(mem_type_id))) { + HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data type"); } if (H5P_ALL != mem_space_id) { - if (H5_DATASPACE != H5Aatom_group(mem_space_id) || - NULL == (mem_space = H5Aatom_object(mem_space_id))) { - HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data space"); - } + if (H5_DATASPACE != H5Aatom_group(mem_space_id) || + NULL == (mem_space = H5Aatom_object(mem_space_id))) { + HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data space"); + } } if (H5P_ALL != file_space_id) { - if (H5_DATASPACE != H5Aatom_group(file_space_id) || - NULL == (file_space = H5Aatom_object(file_space_id))) { - HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data space"); - } + if (H5_DATASPACE != H5Aatom_group(file_space_id) || + NULL == (file_space = H5Aatom_object(file_space_id))) { + HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data space"); + } } if (H5C_DEFAULT == xfer_parms_id) { - xfer_parms = &H5D_xfer_dflt; + xfer_parms = &H5D_xfer_dflt; } else if (H5C_DATASET_XFER != H5Cget_class(xfer_parms_id) || - NULL == (xfer_parms = H5Aatom_object(xfer_parms_id))) { - HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not xfer parms"); + NULL == (xfer_parms = H5Aatom_object(xfer_parms_id))) { + HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not xfer parms"); } if (!buf) { - HRETURN_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no output buffer"); + HRETURN_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no output buffer"); } /* read raw data */ if (H5D_read(dataset, mem_type, mem_space, file_space, xfer_parms, - buf /*out */ ) < 0) { - HRETURN_ERROR(H5E_DATASET, H5E_READERROR, FAIL, "can't read data"); + buf /*out */ ) < 0) { + HRETURN_ERROR(H5E_DATASET, H5E_READERROR, FAIL, "can't read data"); } FUNC_LEAVE(SUCCEED); } /*------------------------------------------------------------------------- - * Function: H5Dwrite + * Function: H5Dwrite * - * Purpose: Writes (part of) a DATASET from application memory BUF to the - * file. The part of the dataset to write is defined with the - * MEM_SPACE_ID and FILE_SPACE_ID arguments. The data points - * are converted from their current type (MEM_TYPE_ID) to their - * file data type. Additional miscellaneous data transfer - * properties can be passed to this function with the - * XFER_PARMS_ID argument. + * Purpose: Writes (part of) a DATASET from application memory BUF to the + * file. The part of the dataset to write is defined with the + * MEM_SPACE_ID and FILE_SPACE_ID arguments. The data points + * are converted from their current type (MEM_TYPE_ID) to their + * file data type. Additional miscellaneous data transfer + * properties can be passed to this function with the + * XFER_PARMS_ID argument. * - * The FILE_SPACE_ID can be the constant H5P_ALL which indicates - * that the entire file data space is to be referenced. + * The FILE_SPACE_ID can be the constant H5P_ALL which indicates + * that the entire file data space is to be referenced. * - * The MEM_SPACE_ID can be the constant H5P_ALL in which case - * the memory data space is the same as the file data space - * defined when the dataset was created. + * The MEM_SPACE_ID can be the constant H5P_ALL in which case + * the memory data space is the same as the file data space + * defined when the dataset was created. * - * The number of elements in the memory data space must match - * the number of elements in the file data space. + * The number of elements in the memory data space must match + * the number of elements in the file data space. * - * The XFER_PARMS_ID can be the constant H5C_DEFAULT in which - * case the default data transfer properties are used. + * The XFER_PARMS_ID can be the constant H5C_DEFAULT in which + * case the default data transfer properties are used. * - * Return: Success: SUCCEED + * Return: Success: SUCCEED * - * Failure: FAIL + * Failure: FAIL * * Errors: * - * Programmer: Robb Matzke - * Thursday, December 4, 1997 + * Programmer: Robb Matzke + * Thursday, December 4, 1997 * * Modifications: * @@ -442,71 +442,71 @@ H5Dread(hid_t dataset_id, hid_t mem_type_id, hid_t mem_space_id, */ herr_t H5Dwrite(hid_t dataset_id, hid_t mem_type_id, hid_t mem_space_id, - hid_t file_space_id, hid_t xfer_parms_id, const void *buf) + hid_t file_space_id, hid_t xfer_parms_id, const void *buf) { - H5D_t *dataset = NULL; - const H5T_t *mem_type = NULL; - const H5P_t *mem_space = NULL; - const H5P_t *file_space = NULL; - const H5D_xfer_t *xfer_parms = NULL; + H5D_t *dataset = NULL; + const H5T_t *mem_type = NULL; + const H5P_t *mem_space = NULL; + const H5P_t *file_space = NULL; + const H5D_xfer_t *xfer_parms = NULL; FUNC_ENTER(H5Dwrite, FAIL); H5ECLEAR; /* check arguments */ if (H5_DATASET != H5Aatom_group(dataset_id) || - NULL == (dataset = H5Aatom_object(dataset_id)) || - NULL == dataset->ent.file) { - HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataset"); + NULL == (dataset = H5Aatom_object(dataset_id)) || + NULL == dataset->ent.file) { + HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataset"); } if (H5_DATATYPE != H5Aatom_group(mem_type_id) || - NULL == (mem_type = H5Aatom_object(mem_type_id))) { - HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data type"); + NULL == (mem_type = H5Aatom_object(mem_type_id))) { + HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data type"); } if (H5P_ALL != mem_space_id) { - if (H5_DATASPACE != H5Aatom_group(mem_space_id) || - NULL == (mem_space = H5Aatom_object(mem_space_id))) { - HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data space"); - } + if (H5_DATASPACE != H5Aatom_group(mem_space_id) || + NULL == (mem_space = H5Aatom_object(mem_space_id))) { + HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data space"); + } } if (H5P_ALL != file_space_id) { - if (H5_DATASPACE != H5Aatom_group(file_space_id) || - NULL == (file_space = H5Aatom_object(file_space_id))) { - HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data space"); - } + if (H5_DATASPACE != H5Aatom_group(file_space_id) || + NULL == (file_space = H5Aatom_object(file_space_id))) { + HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data space"); + } } if (H5C_DEFAULT == xfer_parms_id) { - xfer_parms = &H5D_xfer_dflt; + xfer_parms = &H5D_xfer_dflt; } else if (H5C_DATASET_XFER != H5Cget_class(xfer_parms_id) || - NULL == (xfer_parms = H5Aatom_object(xfer_parms_id))) { - HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not xfer parms"); + NULL == (xfer_parms = H5Aatom_object(xfer_parms_id))) { + HRETURN_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not xfer parms"); } if (!buf) { - HRETURN_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no output buffer"); + HRETURN_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no output buffer"); } /* write raw data */ if (H5D_write(dataset, mem_type, mem_space, file_space, xfer_parms, - buf) < 0) { - HRETURN_ERROR(H5E_DATASET, H5E_READERROR, FAIL, "can't write data"); + buf) < 0) { + HRETURN_ERROR(H5E_DATASET, H5E_READERROR, FAIL, "can't write data"); } FUNC_LEAVE(SUCCEED); } /*------------------------------------------------------------------------- - * Function: H5D_find_name + * Function: H5D_find_name * - * Purpose: This is a callback for H5Mfind_name(). It does the same - * thing as H5Dopen() except it takes an extra argument which - * isn't used. + * Purpose: This is a callback for H5Mfind_name(). It does the same + * thing as H5Dopen() except it takes an extra argument which + * isn't used. * - * Return: Success: SUCCEED + * Return: Success: SUCCEED * - * Failure: FAIL + * Failure: FAIL * * Errors: * - * Programmer: Robb Matzke - * Thursday, December 4, 1997 + * Programmer: Robb Matzke + * Thursday, December 4, 1997 * * Modifications: * @@ -519,39 +519,39 @@ H5D_find_name(hid_t file_id, group_t UNUSED, const char *name) } /*------------------------------------------------------------------------- - * Function: H5D_create + * Function: H5D_create * - * Purpose: Creates a new dataset with name NAME in file F and associates - * with it a datatype TYPE for each element as stored in the - * file, dimensionality information or dataspace SPACE, and - * other miscellaneous properties CREATE_PARMS. All arguments - * are deep-copied before being associated with the new dataset, - * so the caller is free to subsequently modify them without - * affecting the dataset. + * Purpose: Creates a new dataset with name NAME in file F and associates + * with it a datatype TYPE for each element as stored in the + * file, dimensionality information or dataspace SPACE, and + * other miscellaneous properties CREATE_PARMS. All arguments + * are deep-copied before being associated with the new dataset, + * so the caller is free to subsequently modify them without + * affecting the dataset. * - * Return: Success: Pointer to a new dataset + * Return: Success: Pointer to a new dataset * - * Failure: NULL + * Failure: NULL * * Errors: - * DATASET CANTINIT Can't update dataset header. - * DATASET CANTINIT Problem with the dataset name. + * DATASET CANTINIT Can't update dataset header. + * DATASET CANTINIT Problem with the dataset name. * - * Programmer: Robb Matzke - * Thursday, December 4, 1997 + * Programmer: Robb Matzke + * Thursday, December 4, 1997 * * Modifications: * *------------------------------------------------------------------------- */ -H5D_t * +H5D_t * H5D_create(H5F_t *f, const char *name, const H5T_t *type, const H5P_t *space, - const H5D_create_t *create_parms) + const H5D_create_t *create_parms) { - H5D_t *new_dset = NULL; - H5D_t *ret_value = NULL; - size_t nbytes; - intn i; + H5D_t *new_dset = NULL; + H5D_t *ret_value = NULL; + size_t nbytes; + intn i; FUNC_ENTER(H5D_create, NULL); @@ -573,14 +573,14 @@ H5D_create(H5F_t *f, const char *name, const H5T_t *type, const H5P_t *space, * Create (open for write access) an object header. */ if (H5O_create(f, 0, &(new_dset->ent)) < 0) { - HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, NULL, - "unable to create dataset object header"); + HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, NULL, + "unable to create dataset object header"); } /* Update the type and space header messages */ if (H5O_modify(&(new_dset->ent), H5O_DTYPE, 0, 0, new_dset->type) < 0 || - H5P_modify(f, &(new_dset->ent), new_dset->space) < 0) { - HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, NULL, - "can't update type or space header messages"); + H5P_modify(f, &(new_dset->ent), new_dset->space) < 0) { + HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, NULL, + "can't update type or space header messages"); } /* Total raw data size */ nbytes = H5T_get_size(type) * H5P_get_npoints(space); @@ -591,82 +591,82 @@ H5D_create(H5F_t *f, const char *name, const H5T_t *type, const H5P_t *space, switch (new_dset->create_parms.layout) { case H5D_CONTIGUOUS: - if (H5P_get_dims(space, new_dset->layout.dim) < 0) { - HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, NULL, - "unable to initialize contiguous storage"); - } - break; + if (H5P_get_dims(space, new_dset->layout.dim) < 0) { + HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, NULL, + "unable to initialize contiguous storage"); + } + break; case H5D_CHUNKED: - if (new_dset->create_parms.chunk_ndims != H5P_get_ndims(space)) { - HGOTO_ERROR(H5E_DATASET, H5E_BADVALUE, NULL, - "dimensionality of chunks doesn't match the data space"); - } - for (i = 0; i < new_dset->layout.ndims - 1; i++) { - new_dset->layout.dim[i] = new_dset->create_parms.chunk_size[i]; - } - break; + if (new_dset->create_parms.chunk_ndims != H5P_get_ndims(space)) { + HGOTO_ERROR(H5E_DATASET, H5E_BADVALUE, NULL, + "dimensionality of chunks doesn't match the data space"); + } + for (i = 0; i < new_dset->layout.ndims - 1; i++) { + new_dset->layout.dim[i] = new_dset->create_parms.chunk_size[i]; + } + break; default: - HGOTO_ERROR(H5E_DATASET, H5E_UNSUPPORTED, NULL, "not implemented yet"); + HGOTO_ERROR(H5E_DATASET, H5E_UNSUPPORTED, NULL, "not implemented yet"); } /* * Initialize storage */ if (H5F_arr_create(f, &(new_dset->layout)) < 0 || - H5O_modify(&(new_dset->ent), H5O_LAYOUT, 0, 0, - &(new_dset->layout)) < 0) { - HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, NULL, - "unable to initialize storage"); + H5O_modify(&(new_dset->ent), H5O_LAYOUT, 0, 0, + &(new_dset->layout)) < 0) { + HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, NULL, + "unable to initialize storage"); } /* Give the dataset a name */ if (H5G_insert(name, &(new_dset->ent)) < 0) { - HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, NULL, "unable to name dataset"); + HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, NULL, "unable to name dataset"); } /* Success */ ret_value = new_dset; done: if (!ret_value && new_dset) { - if (new_dset->type) - H5T_close(new_dset->type); - if (new_dset->space) - H5P_close(new_dset->space); - if (H5F_addr_defined(&(new_dset->ent.header))) { - H5O_close(&(new_dset->ent)); - } - new_dset->ent.file = NULL; - H5MM_xfree(new_dset); + if (new_dset->type) + H5T_close(new_dset->type); + if (new_dset->space) + H5P_close(new_dset->space); + if (H5F_addr_defined(&(new_dset->ent.header))) { + H5O_close(&(new_dset->ent)); + } + new_dset->ent.file = NULL; + H5MM_xfree(new_dset); } FUNC_LEAVE(ret_value); } /*------------------------------------------------------------------------- - * Function: H5D_open + * Function: H5D_open * - * Purpose: Finds a dataset named NAME in file F and builds a descriptor - * for it, opening it for access. + * Purpose: Finds a dataset named NAME in file F and builds a descriptor + * for it, opening it for access. * - * Return: Success: Pointer to a new dataset descriptor. + * Return: Success: Pointer to a new dataset descriptor. * - * Failure: NULL + * Failure: NULL * * Errors: * - * Programmer: Robb Matzke - * Thursday, December 4, 1997 + * Programmer: Robb Matzke + * Thursday, December 4, 1997 * * Modifications: * *------------------------------------------------------------------------- */ -H5D_t * +H5D_t * H5D_open(H5F_t *f, const char *name) { - H5D_t *dataset = NULL; /*the dataset which was found */ - H5D_t *ret_value = NULL; /*return value */ - intn i; + H5D_t *dataset = NULL; /*the dataset which was found */ + H5D_t *ret_value = NULL; /*return value */ + intn i; FUNC_ENTER(H5D_open, NULL); @@ -680,16 +680,16 @@ H5D_open(H5F_t *f, const char *name) /* Open the dataset object */ if (H5G_find(f, name, NULL, &(dataset->ent)) < 0) { - HGOTO_ERROR(H5E_DATASET, H5E_NOTFOUND, NULL, "not found"); + HGOTO_ERROR(H5E_DATASET, H5E_NOTFOUND, NULL, "not found"); } if (H5O_open(f, &(dataset->ent)) < 0) { - HGOTO_ERROR(H5E_DATASET, H5E_CANTOPENOBJ, NULL, "unable to open"); + HGOTO_ERROR(H5E_DATASET, H5E_CANTOPENOBJ, NULL, "unable to open"); } /* Get the type and space */ if (NULL == (dataset->type = H5O_read(&(dataset->ent), H5O_DTYPE, 0, NULL)) || - NULL == (dataset->space = H5P_read(f, &(dataset->ent)))) { - HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, NULL, - "can't load type of space info from dataset header"); + NULL == (dataset->space = H5P_read(f, &(dataset->ent)))) { + HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, NULL, + "can't load type of space info from dataset header"); } /* * Get the raw data layout info. It's actually stored in two locations: @@ -698,30 +698,30 @@ H5D_open(H5F_t *f, const char *name) * them. */ if (H5O_read(&(dataset->ent), H5O_LAYOUT, 0, &(dataset->layout)) < 0) { - HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, NULL, - "unable to read data layout message"); + HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, NULL, + "unable to read data layout message"); } switch (dataset->layout.type) { case H5D_CONTIGUOUS: - dataset->create_parms.layout = H5D_CONTIGUOUS; - break; + dataset->create_parms.layout = H5D_CONTIGUOUS; + break; case H5D_CHUNKED: - /* - * Chunked storage. The creation template's dimension is one less than - * the chunk dimension because the chunk includes a dimension for the - * individual bytes of the data type. - */ - dataset->create_parms.layout = H5D_CHUNKED; - dataset->create_parms.chunk_ndims = dataset->layout.ndims - 1; - for (i = 0; i < dataset->layout.ndims - 1; i++) { - dataset->create_parms.chunk_size[i] = dataset->layout.dim[i]; - } - break; + /* + * Chunked storage. The creation template's dimension is one less than + * the chunk dimension because the chunk includes a dimension for the + * individual bytes of the data type. + */ + dataset->create_parms.layout = H5D_CHUNKED; + dataset->create_parms.chunk_ndims = dataset->layout.ndims - 1; + for (i = 0; i < dataset->layout.ndims - 1; i++) { + dataset->create_parms.chunk_size[i] = dataset->layout.dim[i]; + } + break; default: - assert("not implemented yet" && 0); - HGOTO_ERROR(H5E_DATASET, H5E_UNSUPPORTED, NULL, "not implemented yet"); + assert("not implemented yet" && 0); + HGOTO_ERROR(H5E_DATASET, H5E_UNSUPPORTED, NULL, "not implemented yet"); } /* Success */ @@ -729,36 +729,36 @@ H5D_open(H5F_t *f, const char *name) done: if (!ret_value && dataset) { - if (H5F_addr_defined(&(dataset->ent.header))) { - H5O_close(&(dataset->ent)); - } - if (dataset->type) - H5T_close(dataset->type); - if (dataset->space) - H5P_close(dataset->space); - dataset->ent.file = NULL; - H5MM_xfree(dataset); + if (H5F_addr_defined(&(dataset->ent.header))) { + H5O_close(&(dataset->ent)); + } + if (dataset->type) + H5T_close(dataset->type); + if (dataset->space) + H5P_close(dataset->space); + dataset->ent.file = NULL; + H5MM_xfree(dataset); } FUNC_LEAVE(ret_value); } /*------------------------------------------------------------------------- - * Function: H5D_close + * Function: H5D_close * - * Purpose: Insures that all data has been saved to the file, closes the - * dataset object header, and frees all resources used by the - * descriptor. + * Purpose: Insures that all data has been saved to the file, closes the + * dataset object header, and frees all resources used by the + * descriptor. * - * Return: Success: SUCCEED + * Return: Success: SUCCEED * - * Failure: FAIL + * Failure: FAIL * * Errors: - * DATASET CANTINIT Couldn't free the type or space, - * but the dataset was freed anyway. + * DATASET CANTINIT Couldn't free the type or space, + * but the dataset was freed anyway. * - * Programmer: Robb Matzke - * Thursday, December 4, 1997 + * Programmer: Robb Matzke + * Thursday, December 4, 1997 * * Modifications: * @@ -767,7 +767,7 @@ H5D_open(H5F_t *f, const char *name) herr_t H5D_close(H5D_t *dataset) { - hbool_t free_failed; + hbool_t free_failed; FUNC_ENTER(H5D_close, FAIL); @@ -782,7 +782,7 @@ H5D_close(H5D_t *dataset) * these fails, so we just continue. */ free_failed = (H5T_close(dataset->type) < 0 || - H5P_close(dataset->space) < 0); + H5P_close(dataset->space) < 0); /* * Free memory. Before freeing the memory set the file pointer to NULL. @@ -794,25 +794,25 @@ H5D_close(H5D_t *dataset) H5MM_xfree(dataset); if (free_failed) { - HRETURN_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, - "couldn't free the type or space, but the dataset was " - "freed anyway."); + HRETURN_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, + "couldn't free the type or space, but the dataset was " + "freed anyway."); } FUNC_LEAVE(SUCCEED); } /*------------------------------------------------------------------------- - * Function: H5D_read + * Function: H5D_read * - * Purpose: Reads (part of) a DATASET into application memory BUF. See - * H5Dread() for complete details. + * Purpose: Reads (part of) a DATASET into application memory BUF. See + * H5Dread() for complete details. * - * Return: Success: SUCCEED + * Return: Success: SUCCEED * - * Failure: FAIL + * Failure: FAIL * - * Programmer: Robb Matzke - * Thursday, December 4, 1997 + * Programmer: Robb Matzke + * Thursday, December 4, 1997 * * Modifications: * @@ -820,17 +820,18 @@ H5D_close(H5D_t *dataset) */ herr_t H5D_read(H5D_t *dataset, const H5T_t *mem_type, const H5P_t *mem_space, - const H5P_t *file_space, const H5D_xfer_t *xfer_parms, - void *buf /*out */ ) + const H5P_t *file_space, const H5D_xfer_t *xfer_parms, + void *buf/*out*/) { - size_t nelmts, src_size, dst_size; - size_t offset[H5O_LAYOUT_NDIMS]; - size_t size[H5O_LAYOUT_NDIMS]; - intn i; - herr_t ret_value = FAIL; - uint8 *conv_buf = NULL; /*data type conv buffer */ - H5T_conv_t conv_func = NULL; /*conversion function */ - hid_t src_id = -1, dst_id = -1; /*temporary type atoms */ + size_t nelmts, src_size, dst_size; + size_t offset[H5O_LAYOUT_NDIMS]; + size_t size[H5O_LAYOUT_NDIMS]; + size_t zero[H5O_LAYOUT_NDIMS]; + intn i; + herr_t ret_value = FAIL; + uint8 *conv_buf = NULL; /*data type conv buffer */ + H5T_conv_t conv_func = NULL; /*conversion function */ + hid_t src_id = -1, dst_id = -1;/*temporary type atoms */ FUNC_ENTER(H5D_read, FAIL); @@ -841,47 +842,53 @@ H5D_read(H5D_t *dataset, const H5T_t *mem_type, const H5P_t *mem_space, assert(buf); if ((mem_space && H5P_cmp(mem_space, dataset->space)) || - (file_space && H5P_cmp(file_space, dataset->space))) { - HGOTO_ERROR(H5E_DATASET, H5E_UNSUPPORTED, FAIL, - "space conversion not supported yet"); + (file_space && H5P_cmp(file_space, dataset->space))) { + HGOTO_ERROR(H5E_DATASET, H5E_UNSUPPORTED, FAIL, + "space conversion not supported yet"); } + /* * Convert data types to atoms because the conversion functions are * application-level functions. */ - if ((src_id = H5Aregister_atom(H5_DATATYPE, H5T_copy(dataset->type))) < 0 || - (dst_id = H5Aregister_atom(H5_DATATYPE, H5T_copy(mem_type))) < 0) { - HGOTO_ERROR(H5E_DATASET, H5E_CANTREGISTER, FAIL, - "unable to register types for conversion"); + if ((src_id=H5Aregister_atom(H5_DATATYPE, H5T_copy(dataset->type))) < 0 || + (dst_id = H5Aregister_atom(H5_DATATYPE, H5T_copy(mem_type))) < 0) { + HGOTO_ERROR(H5E_DATASET, H5E_CANTREGISTER, FAIL, + "unable to register types for conversion"); } + /* Compute the size of the request and allocate scratch buffers */ nelmts = H5P_get_npoints(dataset->space); src_size = nelmts * H5T_get_size(dataset->type); dst_size = nelmts * H5T_get_size(mem_type); conv_buf = H5MM_xmalloc(MAX(src_size, dst_size)); if (NULL == (conv_func = H5T_find(dataset->type, mem_type))) { - HGOTO_ERROR(H5E_DATASET, H5E_UNSUPPORTED, FAIL, - "unable to convert between src and dest data types"); + HGOTO_ERROR(H5E_DATASET, H5E_UNSUPPORTED, FAIL, + "unable to convert between src and dest data types"); } + /* * Read data into the data type conversion buffer. * (We only support complete reads currently) */ for (i = 0; i < dataset->layout.ndims; i++) { - offset[i] = 0; - size[i] = dataset->layout.dim[i]; + zero[i] = 0; + offset[i] = 0; + size[i] = dataset->layout.dim[i]; } - if (H5F_arr_read(dataset->ent.file, &(dataset->layout), offset, size, - conv_buf) < 0) { - HGOTO_ERROR(H5E_IO, H5E_READERROR, FAIL, "read failed"); + if (H5F_arr_read(dataset->ent.file, &(dataset->layout), size, offset, + zero, size, conv_buf) < 0) { + HGOTO_ERROR(H5E_IO, H5E_READERROR, FAIL, "read failed"); } + /* * Perform data type conversion. */ if ((conv_func) (src_id, dst_id, nelmts, conv_buf, NULL) < 0) { - HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, - "data type conversion failed"); + HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, + "data type conversion failed"); } + /* * Copy conversion buffer into destination. */ @@ -890,25 +897,25 @@ H5D_read(H5D_t *dataset, const H5T_t *mem_type, const H5P_t *mem_space, ret_value = SUCCEED; done: if (src_id >= 0) - H5A_dec_ref(src_id); + H5A_dec_ref(src_id); if (dst_id >= 0) - H5A_dec_ref(dst_id); + H5A_dec_ref(dst_id); conv_buf = H5MM_xfree(conv_buf); FUNC_LEAVE(ret_value); } /*------------------------------------------------------------------------- - * Function: H5D_write + * Function: H5D_write * - * Purpose: Writes (part of) a DATASET to a file from application memory - * BUF. See H5Dwrite() for complete details. + * Purpose: Writes (part of) a DATASET to a file from application memory + * BUF. See H5Dwrite() for complete details. * - * Return: Success: SUCCEED + * Return: Success: SUCCEED * - * Failure: FAIL + * Failure: FAIL * - * Programmer: Robb Matzke - * Thursday, December 4, 1997 + * Programmer: Robb Matzke + * Thursday, December 4, 1997 * * Modifications: * @@ -916,17 +923,18 @@ H5D_read(H5D_t *dataset, const H5T_t *mem_type, const H5P_t *mem_space, */ herr_t H5D_write(H5D_t *dataset, const H5T_t *mem_type, const H5P_t *mem_space, - const H5P_t *file_space, const H5D_xfer_t *xfer_parms, - const void *buf) + const H5P_t *file_space, const H5D_xfer_t *xfer_parms, + const void *buf) { - size_t nelmts, src_size, dst_size; - size_t offset[H5O_LAYOUT_NDIMS]; - size_t size[H5O_LAYOUT_NDIMS]; - intn i; - herr_t ret_value = FAIL; - uint8 *conv_buf = NULL; /*data type conversion buffer */ - H5T_conv_t conv_func = NULL; /*data type conversion function */ - hid_t src_id = -1, dst_id = -1; /*temporary type atoms */ + size_t nelmts, src_size, dst_size; + size_t offset[H5O_LAYOUT_NDIMS]; + size_t size[H5O_LAYOUT_NDIMS]; + size_t zero[H5O_LAYOUT_NDIMS]; + intn i; + herr_t ret_value = FAIL; + uint8 *conv_buf = NULL; /*data type conversion buffer */ + H5T_conv_t conv_func = NULL; /*data type conversion function */ + hid_t src_id = -1, dst_id = -1; /*temporary type atoms */ FUNC_ENTER(H5D_write, FAIL); @@ -937,13 +945,13 @@ H5D_write(H5D_t *dataset, const H5T_t *mem_type, const H5P_t *mem_space, assert(buf); if (H5D_CONTIGUOUS != dataset->create_parms.layout) { - HRETURN_ERROR(H5E_DATASET, H5E_UNSUPPORTED, FAIL, - "layout is not supported yet"); + HRETURN_ERROR(H5E_DATASET, H5E_UNSUPPORTED, FAIL, + "layout is not supported yet"); } if ((mem_space && H5P_cmp(mem_space, dataset->space)) || - (file_space && H5P_cmp(file_space, dataset->space))) { - HRETURN_ERROR(H5E_DATASET, H5E_UNSUPPORTED, FAIL, - "space conversion not supported yet"); + (file_space && H5P_cmp(file_space, dataset->space))) { + HRETURN_ERROR(H5E_DATASET, H5E_UNSUPPORTED, FAIL, + "space conversion not supported yet"); } /* * Convert data types to atoms because the conversion functions are @@ -951,8 +959,8 @@ H5D_write(H5D_t *dataset, const H5T_t *mem_type, const H5P_t *mem_space, */ if ((src_id = H5Aregister_atom(H5_DATATYPE, H5T_copy(mem_type))) < 0 || (dst_id = H5Aregister_atom(H5_DATATYPE, H5T_copy(dataset->type))) < 0) { - HGOTO_ERROR(H5E_DATASET, H5E_CANTREGISTER, FAIL, - "unable to register types for conversion"); + HGOTO_ERROR(H5E_DATASET, H5E_CANTREGISTER, FAIL, + "unable to register types for conversion"); } /* Compute the size of the request and allocate scratch buffers */ nelmts = H5P_get_npoints(dataset->space); @@ -960,8 +968,8 @@ H5D_write(H5D_t *dataset, const H5T_t *mem_type, const H5P_t *mem_space, dst_size = nelmts * H5T_get_size(dataset->type); conv_buf = H5MM_xmalloc(MAX(src_size, dst_size)); if (NULL == (conv_func = H5T_find(mem_type, dataset->type))) { - HGOTO_ERROR(H5E_DATASET, H5E_UNSUPPORTED, FAIL, - "unable to convert between src and dest data types"); + HGOTO_ERROR(H5E_DATASET, H5E_UNSUPPORTED, FAIL, + "unable to convert between src and dest data types"); } /* * Read data into the data type conversion buffer. @@ -972,27 +980,28 @@ H5D_write(H5D_t *dataset, const H5T_t *mem_type, const H5P_t *mem_space, * Perform data type conversion. */ if ((conv_func) (src_id, dst_id, nelmts, conv_buf, NULL) < 0) { - HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, - "data type conversion failed"); + HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, + "data type conversion failed"); } /* * Write data into the file. * (We only support complete writes currently.) */ for (i = 0; i < dataset->layout.ndims; i++) { - offset[i] = 0; - size[i] = dataset->layout.dim[i]; + zero[i] = 0; + offset[i] = 0; + size[i] = dataset->layout.dim[i]; } - if (H5F_arr_write(dataset->ent.file, &(dataset->layout), offset, size, - conv_buf) < 0) { - HGOTO_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "write failed"); + if (H5F_arr_write(dataset->ent.file, &(dataset->layout), size, offset, + zero, size, conv_buf) < 0) { + HGOTO_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "write failed"); } ret_value = SUCCEED; done: if (src_id >= 0) - H5A_dec_ref(src_id); + H5A_dec_ref(src_id); if (dst_id >= 0) - H5A_dec_ref(dst_id); + H5A_dec_ref(dst_id); conv_buf = H5MM_xfree(conv_buf); FUNC_LEAVE(ret_value); } diff --git a/src/H5Farray.c b/src/H5Farray.c index 9b2d194..8f5e3b4 100644 --- a/src/H5Farray.c +++ b/src/H5Farray.c @@ -5,8 +5,11 @@ * Programmer: Robb Matzke <robb@arborea.spizella.com> * Thursday, January 15, 1998 * - * Purpose: Provides I/O facilities for multi-dimensional arrays of bytes - * stored with various layout policies. + * Purpose: Provides I/O facilities for multi-dimensional arrays of bytes + * stored with various layout policies. If the caller is + * interested in arrays of elements >1 byte then add an extra + * dimension. For example, a 10x20 array of int32 would + * translate to a 10x20x4 array of bytes at this level. */ #include <H5private.h> #include <H5Dprivate.h> @@ -14,25 +17,25 @@ #include <H5Fprivate.h> #include <H5MFprivate.h> #include <H5Oprivate.h> +#include <H5Vprivate.h> /* Interface initialization */ -#define PABLO_MASK H5F_arr_mask -#define INTERFACE_INIT NULL -static intn interface_initialize_g = FALSE; +#define PABLO_MASK H5F_arr_mask +#define INTERFACE_INIT NULL +static intn interface_initialize_g = FALSE; + + /*------------------------------------------------------------------------- - * Function: H5F_arr_create + * Function: H5F_arr_create * - * Purpose: Creates an array of bytes. When called to create an array of - * some type, the fastest varying dimension corresponds to an - * instance of that type. That is, a 10x20 array of int32 is - * really a 10x20x4 array of bytes. + * Purpose: Creates an array of bytes. * - * Return: Success: SUCCEED + * Return: Success: SUCCEED * - * Failure: FAIL + * Failure: FAIL * - * Programmer: Robb Matzke + * Programmer: Robb Matzke * Friday, January 16, 1998 * * Modifications: @@ -40,180 +43,316 @@ static intn interface_initialize_g = FALSE; *------------------------------------------------------------------------- */ herr_t -H5F_arr_create(H5F_t *f, struct H5O_layout_t *layout /*in,out */ ) +H5F_arr_create (H5F_t *f, struct H5O_layout_t *layout/*in,out*/) { - intn i; - size_t nbytes; - - FUNC_ENTER(H5F_arr_create, FAIL); + intn i; + size_t nbytes; + + FUNC_ENTER (H5F_arr_create, FAIL); /* check args */ - assert(f); - assert(layout); - H5F_addr_undef(&(layout->addr)); /*just in case we fail */ - + assert (f); + assert (layout); + H5F_addr_undef (&(layout->addr)); /*just in case we fail*/ + switch (layout->type) { case H5D_CONTIGUOUS: - /* Reserve space in the file for the entire array */ - for (i = 0, nbytes = 1; i < layout->ndims; i++) - nbytes *= layout->dim[i]; - assert(nbytes > 0); - if (H5MF_alloc(f, H5MF_RAW, nbytes, &(layout->addr) /*out */ ) < 0) { - HRETURN_ERROR(H5E_IO, H5E_NOSPACE, FAIL, - "unable to reserve file space"); - } - break; + /* Reserve space in the file for the entire array */ + for (i=0, nbytes=1; i<layout->ndims; i++) nbytes *= layout->dim[i]; + assert (nbytes>0); + if (H5MF_alloc (f, H5MF_RAW, nbytes, &(layout->addr)/*out*/)<0) { + HRETURN_ERROR (H5E_IO, H5E_NOSPACE, FAIL, + "unable to reserve file space"); + } + break; case H5D_CHUNKED: - /* Create the root of the B-tree that describes chunked storage */ - if (H5F_istore_create(f, layout /*out */ ) < 0) { - HRETURN_ERROR(H5E_IO, H5E_CANTINIT, FAIL, - "unable to initialize chunked storage"); - } - break; + /* Create the root of the B-tree that describes chunked storage */ + if (H5F_istore_create (f, layout/*out*/)<0) { + HRETURN_ERROR (H5E_IO, H5E_CANTINIT, FAIL, + "unable to initialize chunked storage"); + } + break; default: - assert("not implemented yet" && 0); - HRETURN_ERROR(H5E_IO, H5E_UNSUPPORTED, FAIL, - "unsupported storage layout"); - break; + assert ("not implemented yet" && 0); + HRETURN_ERROR (H5E_IO, H5E_UNSUPPORTED, FAIL, + "unsupported storage layout"); + break; } - FUNC_LEAVE(SUCCEED); + FUNC_LEAVE (SUCCEED); } + /*------------------------------------------------------------------------- - * Function: H5F_arr_read + * Function: H5F_arr_read * - * Purpose: Reads a hyperslab of a file byte array into a byte array in - * memory which has the same dimensions as the hyperslab. + * Purpose: Reads a hyperslab of a file byte array into a hyperslab of + * a byte array in memory. The data is read from file F and the + * array's size and storage information is in LAYOUT. The + * hyperslab offset is FILE_OFFSET[] in the file and + * MEM_OFFSET[] in memory (offsets are relative to the origin of + * the array) and the size of the hyperslab is HSLAB_SIZE[]. The + * total size of the file array is implied in the LAYOUT + * argument and the total size of the memory array is + * MEM_SIZE[]. The dimensionality of these vectors is implied by + * the LAYOUT argument. * - * Return: Success: SUCCEED + * Return: Success: SUCCEED * - * Failure: FAIL + * Failure: FAIL * - * Programmer: Robb Matzke + * Programmer: Robb Matzke * Friday, January 16, 1998 * * Modifications: * *------------------------------------------------------------------------- */ -herr_t -H5F_arr_read(H5F_t *f, const struct H5O_layout_t *layout, - const size_t offset[], const size_t size[], - void *buf /*out */ ) +herr_t +H5F_arr_read (H5F_t *f, const struct H5O_layout_t *layout, + const size_t _hslab_size[], const size_t file_offset[], + const size_t mem_offset[], const size_t mem_size[], + void *_buf/*out*/) { - intn i; - size_t nbytes; - size_t zero_offset[H5O_LAYOUT_NDIMS]; - - FUNC_ENTER(H5F_arr_read, FAIL); + uint8 *buf = (uint8 *)_buf; /*cast for arithmetic */ + size_t file_stride[H5O_LAYOUT_NDIMS]; /*strides through file */ + size_t mem_stride[H5O_LAYOUT_NDIMS]; /*strides through memory*/ + size_t hslab_size[H5O_LAYOUT_NDIMS]; /*hyperslab size */ + size_t idx[H5O_LAYOUT_NDIMS]; /*multi-dim counter */ + size_t mem_start, file_start; /*byte offsets to start */ + size_t elmt_size = 1; /*bytes per element */ + intn nelmts; /*number of elements */ + intn ndims; /*stride dimensionality */ + haddr_t addr; /*address in file */ + intn i, j; /*counters */ + hbool_t carray; /*carry for subtraction */ + + FUNC_ENTER (H5F_arr_read, FAIL); /* Check args */ - assert(f); - assert(layout); - if (!offset) { - HDmemset(zero_offset, 0, sizeof zero_offset); - offset = zero_offset; - } - assert(size); - assert(buf); + assert (f); + assert (layout); + assert (_hslab_size); + assert (file_offset); + assert (mem_offset); + assert (mem_size); + assert (buf); + + /* Make a local copy of size so we can modify it */ + H5V_vector_cpy (layout->ndims, hslab_size, _hslab_size); switch (layout->type) { case H5D_CONTIGUOUS: - /* - * We currently only support complete I/O. - */ - for (i = 0; i < layout->ndims; i++) { - assert(0 == offset[i]); - assert(size[i] == layout->dim[i]); - } - for (i = 0, nbytes = 1; i < layout->ndims; i++) - nbytes *= layout->dim[i]; - if (H5F_block_read(f, &(layout->addr), nbytes, buf) < 0) { - HRETURN_ERROR(H5E_IO, H5E_READERROR, FAIL, "block read failed"); - } - break; + /* + * Calculate the strides needed to walk through the array on disk + * and memory. Optimize the strides to result in the fewest number of + * I/O requests. + */ + ndims = layout->ndims; + mem_start = H5V_hyper_stride (ndims, hslab_size, mem_size, + mem_offset, mem_stride/*out*/); + file_start = H5V_hyper_stride (ndims, hslab_size, layout->dim, + file_offset, file_stride/*out*/); + H5V_stride_optimize2 (&ndims, &elmt_size, hslab_size, + mem_stride, file_stride); + + /* + * Initialize loop variables. The loop is a multi-dimensional loop + * that counts from SIZE down to zero and IDX is the counter. Each + * element of IDX is treated as a digit with IDX[0] being the least + * significant digit. + */ + H5V_vector_cpy (ndims, idx, hslab_size); + nelmts = H5V_vector_reduce_product (ndims, hslab_size); + addr = layout->addr; + H5F_addr_inc (&addr, file_start); + buf += mem_start; + + /* + * Now begin to walk through the array, copying data from disk to + * memory. + */ + for (i=0; i<nelmts; i++) { + + /* Read from file */ + if (H5F_block_read (f, &addr, elmt_size, buf)<0) { + HRETURN_ERROR (H5E_IO, H5E_READERROR, FAIL, + "block read failed"); + } + + /* Decrement indices and advance pointers */ + for (j=ndims-1, carray=TRUE; j>=0 && carray; --j) { + + H5F_addr_inc (&addr, file_stride[j]); + buf += mem_stride[j]; + + if (--idx[j]) carray = FALSE; + else idx[j] = hslab_size[j]; + } + } + break; case H5D_CHUNKED: - if (H5F_istore_read(f, layout, offset, size, buf) < 0) { - HRETURN_ERROR(H5E_IO, H5E_READERROR, FAIL, "chunked read failed"); - } - break; + /* + * This method is unable to copy into a proper hyperslab. + */ + for (i=0; i<layout->ndims; i++) { + if (0!=mem_offset[i] || hslab_size[i]!=mem_size[i]) { + HRETURN_ERROR (H5E_IO, H5E_UNSUPPORTED, FAIL, + "unable to copy into a proper hyperslab"); + } + } + if (H5F_istore_read (f, layout, file_offset, hslab_size, buf)<0) { + HRETURN_ERROR (H5E_IO, H5E_READERROR, FAIL, "chunked read failed"); + } + break; default: - assert("not implemented yet" && 0); - HRETURN_ERROR(H5E_IO, H5E_UNSUPPORTED, FAIL, - "unsupported storage layout"); - break; + assert ("not implemented yet" && 0); + HRETURN_ERROR (H5E_IO, H5E_UNSUPPORTED, FAIL, + "unsupported storage layout"); + break; } - FUNC_LEAVE(SUCCEED); + FUNC_LEAVE (SUCCEED); } + /*------------------------------------------------------------------------- - * Function: H5F_arr_write + * Function: H5F_arr_write * - * Purpose: Writes an array to a hyperslab of a file byte array. The - * memory array and the hyperslab are the same size. + * Purpose: Copies a hyperslab of a memory array to a hyperslab of a + * file array. The data is written to file F and the file + * array's size and storage information is implied by LAYOUT. + * The hyperslab offset is FILE_OFFSET[] in the file and + * MEM_OFFSET[] in memory (offsets are relative to the origin of + * the array) and the size of the hyperslab is HSLAB_SIZE[]. + * The total size of the file array is implied by the LAYOUT + * argument and the total size of the memory array is + * MEM_SIZE[]. The dimensionality of these vectors is implied + * by the LAYOUT argument. * - * Return: Success: SUCCEED + * Return: Success: SUCCEED * - * Failure: FAIL + * Failure: FAIL * - * Programmer: Robb Matzke + * Programmer: Robb Matzke * Friday, January 16, 1998 * * Modifications: * *------------------------------------------------------------------------- */ -herr_t -H5F_arr_write(H5F_t *f, const struct H5O_layout_t *layout, - const size_t offset[], const size_t size[], - const void *buf) +herr_t +H5F_arr_write (H5F_t *f, const struct H5O_layout_t *layout, + const size_t _hslab_size[], const size_t file_offset[], + const size_t mem_offset[], const size_t mem_size[], + const void *_buf) { - intn i; - size_t nbytes; - - FUNC_ENTER(H5F_arr_write, FAIL); + const uint8 *buf = (const uint8 *)_buf; /*cast for arithmetic */ + size_t file_stride[H5O_LAYOUT_NDIMS]; /*strides through file */ + size_t mem_stride[H5O_LAYOUT_NDIMS]; /*strides through memory*/ + size_t hslab_size[H5O_LAYOUT_NDIMS]; /*hyperslab size */ + size_t idx[H5O_LAYOUT_NDIMS]; /*multi-dim counter */ + size_t mem_start, file_start; /*byte offsets to start */ + size_t elmt_size = 1; /*bytes per element */ + intn nelmts; /*number of elements */ + intn ndims; /*dimensionality */ + haddr_t addr; /*address in file */ + intn i, j; /*counters */ + hbool_t carray; /*carry for subtraction */ + + FUNC_ENTER (H5F_arr_write, FAIL); /* Check args */ - assert(f); - assert(layout); - assert(offset); - assert(size); - assert(buf); + assert (f); + assert (layout); + assert (_hslab_size); + assert (file_offset); + assert (mem_offset); + assert (mem_size); + assert (buf); + + /* Make a local copy of _size so we can modify it */ + H5V_vector_cpy (layout->ndims, hslab_size, _hslab_size); + switch (layout->type) { case H5D_CONTIGUOUS: - /* - * We currently only support complete I/O. - */ - for (i = 0; i < layout->ndims; i++) { - assert(0 == offset[i]); - assert(size[i] == layout->dim[i]); - } - for (i = 0, nbytes = 1; i < layout->ndims; i++) - nbytes *= layout->dim[i]; - if (H5F_block_write(f, &(layout->addr), nbytes, buf) < 0) { - HRETURN_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "block write failed"); - } - break; + /* + * Calculate the strides needed to walk through the array on disk. + * Optimize the strides to result in the fewest number of I/O + * requests. + */ + ndims = layout->ndims; + mem_start = H5V_hyper_stride (ndims, hslab_size, mem_size, + mem_offset, mem_stride/*out*/); + file_start = H5V_hyper_stride (ndims, hslab_size, layout->dim, + file_offset, file_stride/*out*/); + H5V_stride_optimize2 (&ndims, &elmt_size, hslab_size, + mem_stride, file_stride); + + /* + * Initialize loop variables. The loop is a multi-dimensional loop + * that counts from SIZE down to zero and IDX is the counter. Each + * element of IDX is treated as a digit with IDX[0] being the least + * significant digit. + */ + H5V_vector_cpy (ndims, idx, hslab_size); + nelmts = H5V_vector_reduce_product (ndims, hslab_size); + addr = layout->addr; + H5F_addr_inc (&addr, file_start); + buf += mem_start; + + /* + * Now begin to walk through the array, copying data from memory to + * disk. + */ + for (i=0; i<nelmts; i++) { + + /* Write to file */ + if (H5F_block_write (f, &addr, elmt_size, buf)<0) { + HRETURN_ERROR (H5E_IO, H5E_WRITEERROR, FAIL, + "block write failed"); + } + + /* Decrement indices and advance pointers */ + for (j=ndims-1, carray=TRUE; j>=0 && carray; --j) { + + H5F_addr_inc (&addr, file_stride[j]); + buf += mem_stride[j]; + + if (--idx[j]) carray = FALSE; + else idx[j] = hslab_size[j]; + } + + } + break; case H5D_CHUNKED: - if (H5F_istore_write(f, layout, offset, size, buf) < 0) { - HRETURN_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "chunked write failed"); - } - break; + /* + * This method is unable to copy from a proper hyperslab. + */ + for (i=0; i<layout->ndims; i++) { + if (0!=mem_offset[i] || hslab_size[i]!=mem_size[i]) { + HRETURN_ERROR (H5E_IO, H5E_UNSUPPORTED, FAIL, + "unable to copy from a proper hyperslab"); + } + } + if (H5F_istore_write (f, layout, file_offset, hslab_size, buf)<0) { + HRETURN_ERROR (H5E_IO, H5E_WRITEERROR, FAIL, + "chunked write failed"); + } + break; default: - assert("not implemented yet" && 0); - HRETURN_ERROR(H5E_IO, H5E_UNSUPPORTED, FAIL, - "unsupported storage layout"); - break; + assert ("not implemented yet" && 0); + HRETURN_ERROR (H5E_IO, H5E_UNSUPPORTED, FAIL, + "unsupported storage layout"); + break; } - FUNC_LEAVE(SUCCEED); + FUNC_LEAVE (SUCCEED); } diff --git a/src/H5Fprivate.h b/src/H5Fprivate.h index 31ea061..ec3bb94 100644 --- a/src/H5Fprivate.h +++ b/src/H5Fprivate.h @@ -1,13 +1,13 @@ /**************************************************************************** - * NCSA HDF * - * Software Development Group * - * National Center for Supercomputing Applications * - * University of Illinois at Urbana-Champaign * - * 605 E. Springfield, Champaign IL 61820 * - * * - * For conditions of distribution and use, see the accompanying * - * hdf/COPYING file. * - * * + * NCSA HDF * + * Software Development Group * + * National Center for Supercomputing Applications * + * University of Illinois at Urbana-Champaign * + * 605 E. Springfield, Champaign IL 61820 * + * * + * For conditions of distribution and use, see the accompanying * + * hdf/COPYING file. * + * * ****************************************************************************/ /* $Id$ */ @@ -25,9 +25,9 @@ /* * Feature: Define this constant to be non-zero if you want to enable code - * that minimizes the number of calls to lseek(). This has a huge - * performance benefit on some systems. Set this constant to zero - * on the compiler command line to disable that optimization. + * that minimizes the number of calls to lseek(). This has a huge + * performance benefit on some systems. Set this constant to zero + * on the compiler command line to disable that optimization. */ #ifndef H5F_OPT_SEEK # define H5F_OPT_SEEK 1 @@ -35,7 +35,7 @@ /* * Feature: Define this constant on the compiler command-line if you want to - * see some debugging messages on stderr. + * see some debugging messages on stderr. */ #ifdef NDEBUG # undef H5F_DEBUG @@ -45,21 +45,21 @@ #define H5F_BOOTBLOCK_SIZE 1024 /* Define the HDF5 file signature */ -#define H5F_SIGNATURE "\211HDF\r\n\032\n" +#define H5F_SIGNATURE "\211HDF\r\n\032\n" #define H5F_SIGNATURE_LEN 8 /* size of size_t and off_t as they exist on disk */ -#define H5F_SIZEOF_ADDR(F) ((F)->shared->create_parms.sizeof_addr) -#define H5F_SIZEOF_SIZE(F) ((F)->shared->create_parms.sizeof_size) +#define H5F_SIZEOF_ADDR(F) ((F)->shared->create_parms.sizeof_addr) +#define H5F_SIZEOF_SIZE(F) ((F)->shared->create_parms.sizeof_size) /* * File open flags. */ -#define H5F_ACC_WRITE 0x0001 /* Open file for read/write access */ -#define H5F_ACC_CREAT 0x0002 /* Create non-existing files */ -#define H5F_ACC_EXCL 0x0004 /* Fail if file exists */ -#define H5F_ACC_TRUNC 0x0008 /* Truncate existing file */ -#define H5F_ACC_DEBUG 0x00010 /* Print debug info */ +#define H5F_ACC_WRITE 0x0001 /* Open file for read/write access */ +#define H5F_ACC_CREAT 0x0002 /* Create non-existing files */ +#define H5F_ACC_EXCL 0x0004 /* Fail if file exists */ +#define H5F_ACC_TRUNC 0x0008 /* Truncate existing file */ +#define H5F_ACC_DEBUG 0x00010 /* Print debug info */ /* * Encode and decode macros for file meta-data. @@ -68,100 +68,100 @@ /* For non-little-endian platforms, encode each byte by itself */ #ifdef WORDS_BIGENDIAN -# define INT16ENCODE(p, i) { \ - *(p) = (uint8)( (uintn)(i) & 0xff); (p)++; \ - *(p) = (uint8)(((uintn)(i) >> 8) & 0xff); (p)++; \ +# define INT16ENCODE(p, i) { \ + *(p) = (uint8)( (uintn)(i) & 0xff); (p)++; \ + *(p) = (uint8)(((uintn)(i) >> 8) & 0xff); (p)++; \ } -# define UINT16ENCODE(p, i) { \ - *(p) = (uint8)( (i) & 0xff); (p)++; \ - *(p) = (uint8)(((uintn)(i) >> 8) & 0xff); (p)++; \ +# define UINT16ENCODE(p, i) { \ + *(p) = (uint8)( (i) & 0xff); (p)++; \ + *(p) = (uint8)(((uintn)(i) >> 8) & 0xff); (p)++; \ } -# define INT32ENCODE(p, i) { \ - *(p) = (uint8)( (uint32)(i) & 0xff); (p)++; \ - *(p) = (uint8)(((uint32)(i) >> 8) & 0xff); (p)++; \ - *(p) = (uint8)(((uint32)(i) >> 16) & 0xff); (p)++; \ - *(p) = (uint8)(((uint32)(i) >> 24) & 0xff); (p)++; \ +# define INT32ENCODE(p, i) { \ + *(p) = (uint8)( (uint32)(i) & 0xff); (p)++; \ + *(p) = (uint8)(((uint32)(i) >> 8) & 0xff); (p)++; \ + *(p) = (uint8)(((uint32)(i) >> 16) & 0xff); (p)++; \ + *(p) = (uint8)(((uint32)(i) >> 24) & 0xff); (p)++; \ } -# define UINT32ENCODE(p, i) { \ - *(p) = (uint8)( (i) & 0xff); (p)++; \ - *(p) = (uint8)(((i) >> 8) & 0xff); (p)++; \ - *(p) = (uint8)(((i) >> 16) & 0xff); (p)++; \ - *(p) = (uint8)(((i) >> 24) & 0xff); (p)++; \ +# define UINT32ENCODE(p, i) { \ + *(p) = (uint8)( (i) & 0xff); (p)++; \ + *(p) = (uint8)(((i) >> 8) & 0xff); (p)++; \ + *(p) = (uint8)(((i) >> 16) & 0xff); (p)++; \ + *(p) = (uint8)(((i) >> 24) & 0xff); (p)++; \ } -# define INT64ENCODE(p, n) { \ - int64 _n = (n); \ - intn _i; \ - uint8 *_p = (uint8*)(p); \ - for (_i=0; _i<sizeof(int64); _i++, _n>>=8) { \ - *_p++ = _n & 0xff; \ - } \ - for (/*void*/; _i<8; _i++) { \ - *_p++ = (n)<0 ? 0xff : 0; \ - } \ - (p) = (uint8*)(p)+8; \ +# define INT64ENCODE(p, n) { \ + int64 _n = (n); \ + intn _i; \ + uint8 *_p = (uint8*)(p); \ + for (_i=0; _i<sizeof(int64); _i++, _n>>=8) { \ + *_p++ = _n & 0xff; \ + } \ + for (/*void*/; _i<8; _i++) { \ + *_p++ = (n)<0 ? 0xff : 0; \ + } \ + (p) = (uint8*)(p)+8; \ } -# define UINT64ENCODE(p, n) { \ - uint64 _n = (n); \ - intn _i; \ - uint8 *_p = (uint8*)(p); \ - for (_i=0; _i<sizeof(uint64); _i++, _n>>=8) { \ - *_p++ = _n & 0xff; \ - } \ - for (/*void*/; _i<8; _i++) { \ - *_p++ = 0; \ - } \ - (p) = (uint8*)(p)+8; \ +# define UINT64ENCODE(p, n) { \ + uint64 _n = (n); \ + intn _i; \ + uint8 *_p = (uint8*)(p); \ + for (_i=0; _i<sizeof(uint64); _i++, _n>>=8) { \ + *_p++ = _n & 0xff; \ + } \ + for (/*void*/; _i<8; _i++) { \ + *_p++ = 0; \ + } \ + (p) = (uint8*)(p)+8; \ } -# define INT16DECODE(p, i) { \ - (i) = (int16)((*(p) & 0xff)); (p)++; \ - (i) |= (int16)((*(p) & 0xff) << 8); (p)++; \ +# define INT16DECODE(p, i) { \ + (i) = (int16)((*(p) & 0xff)); (p)++; \ + (i) |= (int16)((*(p) & 0xff) << 8); (p)++; \ } -# define UINT16DECODE(p, i) { \ - (i) = (uint16) (*(p) & 0xff); (p)++; \ - (i) |= (uint16)((*(p) & 0xff) << 8); (p)++; \ +# define UINT16DECODE(p, i) { \ + (i) = (uint16) (*(p) & 0xff); (p)++; \ + (i) |= (uint16)((*(p) & 0xff) << 8); (p)++; \ } -# define INT32DECODE(p, i) { \ - (i) = ( *(p) & 0xff); (p)++; \ - (i) |= ((int32)(*(p) & 0xff) << 8); (p)++; \ - (i) |= ((int32)(*(p) & 0xff) << 16); (p)++; \ - (i) |= ((int32)(*(p) & 0xff) << 24); (p)++; \ +# define INT32DECODE(p, i) { \ + (i) = ( *(p) & 0xff); (p)++; \ + (i) |= ((int32)(*(p) & 0xff) << 8); (p)++; \ + (i) |= ((int32)(*(p) & 0xff) << 16); (p)++; \ + (i) |= ((int32)(*(p) & 0xff) << 24); (p)++; \ } -# define UINT32DECODE(p, i) { \ - (i) = (uint32)(*(p) & 0xff); (p)++; \ - (i) |= ((uint32)(*(p) & 0xff) << 8); (p)++; \ - (i) |= ((uint32)(*(p) & 0xff) << 16); (p)++; \ - (i) |= ((uint32)(*(p) & 0xff) << 24); (p)++; \ +# define UINT32DECODE(p, i) { \ + (i) = (uint32)(*(p) & 0xff); (p)++; \ + (i) |= ((uint32)(*(p) & 0xff) << 8); (p)++; \ + (i) |= ((uint32)(*(p) & 0xff) << 16); (p)++; \ + (i) |= ((uint32)(*(p) & 0xff) << 24); (p)++; \ } -# define INT64DECODE(p, n) { \ - /* WE DON'T CHECK FOR OVERFLOW! */ \ - int64 _n = 0; \ - intn _i; \ - (p) += 8; \ - for (_i=0; _i<sizeof(int64); _i++, _n<<=8) { \ - _n |= *(--p); \ - } \ - (p) += 8; \ +# define INT64DECODE(p, n) { \ + /* WE DON'T CHECK FOR OVERFLOW! */ \ + int64 _n = 0; \ + intn _i; \ + (p) += 8; \ + for (_i=0; _i<sizeof(int64); _i++, _n<<=8) { \ + _n |= *(--p); \ + } \ + (p) += 8; \ } -# define UINT64DECODE(p, n) { \ - /* WE DON'T CHECK FOR OVERFLOW! */ \ - uint64 _n = 0; \ - intn _i; \ - (p) += 8; \ - for (_i=0; _i<sizeof(uint64); _i++, _n<<=8) { \ - _n |= *(--p); \ - } \ - (p) += 8; \ +# define UINT64DECODE(p, n) { \ + /* WE DON'T CHECK FOR OVERFLOW! */ \ + uint64 _n = 0; \ + intn _i; \ + (p) += 8; \ + for (_i=0; _i<sizeof(uint64); _i++, _n<<=8) { \ + _n |= *(--p); \ + } \ + (p) += 8; \ } #else @@ -171,26 +171,26 @@ # define INT32ENCODE(p, i) { *((int32 *)(p)) = (int32)(i); (p)+=4; } # define UINT32ENCODE(p, i) { *((uint32 *)(p)) = (uint32)(i); (p)+=4; } -# define INT64ENCODE(p, i) { \ - *((int64 *)(p)) = (int64)(i); \ - (p) += sizeof(int64); \ - if (4==sizeof(int64)) { \ - *(p)++ = (i)<0?0xff:0x00; \ - *(p)++ = (i)<0?0xff:0x00; \ - *(p)++ = (i)<0?0xff:0x00; \ - *(p)++ = (i)<0?0xff:0x00; \ - } \ +# define INT64ENCODE(p, i) { \ + *((int64 *)(p)) = (int64)(i); \ + (p) += sizeof(int64); \ + if (4==sizeof(int64)) { \ + *(p)++ = (i)<0?0xff:0x00; \ + *(p)++ = (i)<0?0xff:0x00; \ + *(p)++ = (i)<0?0xff:0x00; \ + *(p)++ = (i)<0?0xff:0x00; \ + } \ } -# define UINT64ENCODE(p, i) { \ - *((uint64 *)(p)) = (uint64)(i); \ - (p) += sizeof(uint64); \ - if (4==sizeof(uint64)) { \ - *(p)++ = 0x00; \ - *(p)++ = 0x00; \ - *(p)++ = 0x00; \ - *(p)++ = 0x00; \ - } \ +# define UINT64ENCODE(p, i) { \ + *((uint64 *)(p)) = (uint64)(i); \ + (p) += sizeof(uint64); \ + if (4==sizeof(uint64)) { \ + *(p)++ = 0x00; \ + *(p)++ = 0x00; \ + *(p)++ = 0x00; \ + *(p)++ = 0x00; \ + } \ } # define INT16DECODE(p, i) { (i) = (int16)(*(const int16 *)(p)); (p)+=2; } @@ -202,135 +202,136 @@ #endif -#define NBYTEENCODE(d, s, n) { HDmemcpy(d,s,n); p+=n } +#define NBYTEENCODE(d, s, n) { HDmemcpy(d,s,n); p+=n } /* Note! the NBYTEDECODE macro is backwards from the memcpy() routine, */ -/* in the spirit of the other DECODE macros */ -#define NBYTEDECODE(s, d, n) { HDmemcpy(d,s,n); p+=n } +/* in the spirit of the other DECODE macros */ +#define NBYTEDECODE(s, d, n) { HDmemcpy(d,s,n); p+=n } /* * File-creation template. */ typedef struct H5F_create_t { - size_t userblock_size; /* Size of the file user block in bytes */ - intn sym_leaf_k; /* 1/2 rank for symbol table leaf nodes */ - intn btree_k[8]; /* 1/2 rank for btree internal nodes */ - size_t sizeof_addr; /* Number of bytes in an address */ - size_t sizeof_size; /* Number of bytes for obj sizes */ - intn bootblock_ver; /* Version # of the bootblock */ - intn smallobject_ver; /* Version # of the small-object heap */ - intn freespace_ver; /* Version # of the free-space information */ - intn objectdir_ver; /* Version # of the object directory format */ - intn sharedheader_ver; /* Version # of the shared header format */ + size_t userblock_size; /* Size of the file user block in bytes */ + intn sym_leaf_k; /* 1/2 rank for symbol table leaf nodes */ + intn btree_k[8]; /* 1/2 rank for btree internal nodes */ + size_t sizeof_addr; /* Number of bytes in an address */ + size_t sizeof_size; /* Number of bytes for obj sizes */ + intn bootblock_ver; /* Version # of the bootblock */ + intn smallobject_ver;/* Version # of the small-object heap */ + intn freespace_ver; /* Version # of the free-space information*/ + intn objectdir_ver; /* Version # of the object directory format*/ + intn sharedheader_ver;/* Version # of the shared header format */ } H5F_create_t; /* * These things make a file unique. */ typedef struct H5F_search_t { - dev_t dev; /* Device number containing file */ - ino_t ino; /* Unique file number on device */ + dev_t dev; /* Device number containing file */ + ino_t ino; /* Unique file number on device */ } H5F_search_t; /* For determining what the last file operation was */ typedef enum { - H5F_OP_UNKNOWN, /* Don't know what the last operation was */ - H5F_OP_SEEK, /* Last operation was a seek */ - H5F_OP_WRITE, /* Last operation was a write */ - H5F_OP_READ /* Last operation was a read */ + H5F_OP_UNKNOWN, /* Don't know what the last operation was*/ + H5F_OP_SEEK, /* Last operation was a seek */ + H5F_OP_WRITE, /* Last operation was a write */ + H5F_OP_READ /* Last operation was a read */ } H5F_fileop_t; /* * Define the low-level file interface. */ typedef struct H5F_low_class_t { - hbool_t (*access) (const char *, int, H5F_search_t *); - struct H5F_low_t *(*open) (const char *, uintn, H5F_search_t *); - herr_t (*close) (struct H5F_low_t *); - herr_t (*read) (struct H5F_low_t *, const haddr_t *, size_t, uint8 *); - herr_t (*write) (struct H5F_low_t *, const haddr_t *, size_t, const uint8 *); - herr_t (*flush) (struct H5F_low_t *); - herr_t (*extend) (struct H5F_low_t *, intn, size_t, haddr_t *); + hbool_t (*access)(const char *, int, H5F_search_t *); + struct H5F_low_t *(*open)(const char *, uintn, H5F_search_t *); + herr_t (*close)(struct H5F_low_t *); + herr_t (*read)(struct H5F_low_t *, const haddr_t *, size_t, uint8 *); + herr_t (*write)(struct H5F_low_t *, const haddr_t *, size_t, + const uint8 *); + herr_t (*flush)(struct H5F_low_t *); + herr_t (*extend)(struct H5F_low_t *, intn, size_t, haddr_t *); } H5F_low_class_t; typedef struct H5F_low_t { - const H5F_low_class_t *type; /* What type of file is this? */ - haddr_t eof; /* Address of logical end-of-file */ + const H5F_low_class_t *type; /* What type of file is this? */ + haddr_t eof; /* Address of logical end-of-file */ union { - /* File families */ - struct { - char *name; /* Family name */ - uintn flags; /* Flags for opening member files */ - intn nmemb; /* Number of family members */ - intn nalloc; /* Size of member table in elements */ - struct H5F_low_t **memb; /* An array of family members */ - size_t offset_bits; /* Number of bits in a member offset */ - } fam; - - /* Split meta/raw data */ - struct { - char *name; /* Base name w/o extension */ - uint64 mask; /* Bit that determines which file to use */ - struct H5F_low_t *meta; /* Meta data file */ - struct H5F_low_t *raw; /* Raw data file */ - } split; - - /* Posix section 2 I/O */ - struct { - int fd; /* The unix file descriptor */ - H5F_fileop_t op; /* Previous file operation */ - off_t cur; /* Current file position */ - } sec2; - - /* Posix stdio */ - struct { - FILE *f; /* Posix stdio file */ - H5F_fileop_t op; /* Previous file operation */ - off_t cur; /* Current file position */ - } stdio; - - /* In-core temp file */ - struct { - uint8 *mem; /* Mem image of the file */ - size_t size; /* Current file size */ - size_t alloc; /* Current size of MEM buffer */ - } core; + /* File families */ + struct { + char *name; /* Family name */ + uintn flags; /* Flags for opening member files */ + intn nmemb; /* Number of family members */ + intn nalloc; /* Size of member table in elements */ + struct H5F_low_t **memb; /* An array of family members */ + size_t offset_bits; /* Number of bits in a member offset*/ + } fam; + + /* Split meta/raw data */ + struct { + char *name; /* Base name w/o extension */ + uint64 mask; /* Bit that determines which file to use*/ + struct H5F_low_t *meta; /* Meta data file */ + struct H5F_low_t *raw; /* Raw data file */ + } split; + + /* Posix section 2 I/O */ + struct { + int fd; /* The unix file descriptor */ + H5F_fileop_t op; /* Previous file operation */ + off_t cur; /* Current file position */ + } sec2; + + /* Posix stdio */ + struct { + FILE *f; /* Posix stdio file */ + H5F_fileop_t op; /* Previous file operation */ + off_t cur; /* Current file position */ + } stdio; + + /* In-core temp file */ + struct { + uint8 *mem; /* Mem image of the file */ + size_t size; /* Current file size */ + size_t alloc; /* Current size of MEM buffer */ + } core; } u; } H5F_low_t; /* What types of low-level files are there? */ #ifndef H5F_LOW_DFLT -# define H5F_LOW_DFLT H5F_LOW_STDIO /* The default type */ +# define H5F_LOW_DFLT H5F_LOW_STDIO /* The default type */ #endif -extern const H5F_low_class_t H5F_LOW_SEC2[]; /* Posix section 2 */ -extern const H5F_low_class_t H5F_LOW_STDIO[]; /* Posix stdio */ -extern const H5F_low_class_t H5F_LOW_CORE[]; /* In-core temp file */ -extern const H5F_low_class_t H5F_LOW_FAM[]; /* File family */ -extern const H5F_low_class_t H5F_LOW_SPLIT[]; /* Split meta/raw data */ +extern const H5F_low_class_t H5F_LOW_SEC2[]; /* Posix section 2 */ +extern const H5F_low_class_t H5F_LOW_STDIO[]; /* Posix stdio */ +extern const H5F_low_class_t H5F_LOW_CORE[]; /* In-core temp file */ +extern const H5F_low_class_t H5F_LOW_FAM[]; /* File family */ +extern const H5F_low_class_t H5F_LOW_SPLIT[]; /* Split meta/raw data */ /* * Define the structure to store the file information for HDF5 files. One of * these structures is allocated per file, not per H5Fopen(). */ typedef struct H5F_file_t { - H5F_search_t key; /* The key for looking up files */ - uintn flags; /* Access Permissions for file */ - H5F_low_t *lf; /* Lower level file handle for I/O */ - uintn nrefs; /* Ref count for times file is opened */ - uint32 consist_flags; /* File Consistency Flags */ - haddr_t boot_addr; /* Absolute address of boot block */ - haddr_t base_addr; /* Absolute base address for rel.addrs. */ - haddr_t smallobj_addr; /* Relative address of small-obj heap */ - haddr_t freespace_addr; /* Relative address of free-space info */ - haddr_t hdf5_eof; /* Relative addr of end of all hdf5 data */ - struct H5AC_t *cache; /* The object cache */ - H5F_create_t create_parms; /* File-creation template */ + H5F_search_t key; /* The key for looking up files */ + uintn flags; /* Access Permissions for file */ + H5F_low_t *lf; /* Lower level file handle for I/O */ + uintn nrefs; /* Ref count for times file is opened */ + uint32 consist_flags; /* File Consistency Flags */ + haddr_t boot_addr; /* Absolute address of boot block */ + haddr_t base_addr; /* Absolute base address for rel.addrs. */ + haddr_t smallobj_addr; /* Relative address of small-obj heap */ + haddr_t freespace_addr; /* Relative address of free-space info */ + haddr_t hdf5_eof; /* Relative addr of end of all hdf5 data*/ + struct H5AC_t *cache; /* The object cache */ + H5F_create_t create_parms; /* File-creation template */ #ifdef LATER - file_access_temp_t file_access_parms; /* File-access template */ + file_access_temp_t file_access_parms; /* File-access template */ #endif - struct H5G_entry_t *root_ent; /* Root symbol table entry */ + struct H5G_entry_t *root_ent; /* Root symbol table entry */ } H5F_file_t; /* @@ -339,12 +340,12 @@ typedef struct H5F_file_t { * pointers to shared H5F_file_t structs. */ typedef struct H5F_t { - uintn intent; /* The flags passed to H5F_open() */ - char *name; /* Name used to open file */ - H5F_file_t *shared; /* The shared file info */ - struct H5G_cwgstk_t *cwg_stack; /* CWG stack for push/pop functions */ - uintn nopen; /* Number of open object headers */ - hbool_t close_pending; /* File close is pending */ + uintn intent; /* The flags passed to H5F_open()*/ + char *name; /* Name used to open file */ + H5F_file_t *shared; /* The shared file info */ + struct H5G_cwgstk_t *cwg_stack; /* CWG stack for push/pop functions*/ + uintn nopen; /* Number of open object headers*/ + hbool_t close_pending; /* File close is pending */ } H5F_t; #ifdef NOT_YET @@ -358,17 +359,17 @@ typedef struct H5F_t { case 2: UINT16ENCODE(p,o); break;} #endif /* NOT_YET */ -#define H5F_DECODE_OFFSET(f,p,o) \ - switch (H5F_SIZEOF_ADDR (f)) { \ - case 4: \ - UINT32DECODE (p, o); \ - break; \ - case 8: \ - UINT64DECODE (p, o); \ - break; \ - case 2: \ - UINT16DECODE (p, o); \ - break; \ +#define H5F_DECODE_OFFSET(f,p,o) \ + switch (H5F_SIZEOF_ADDR (f)) { \ + case 4: \ + UINT32DECODE (p, o); \ + break; \ + case 8: \ + UINT64DECODE (p, o); \ + break; \ + case 2: \ + UINT16DECODE (p, o); \ + break; \ } #ifdef NOT_YET @@ -376,71 +377,73 @@ typedef struct H5F_t { : H5F_SIZEOF_SIZE(f)==8 ? UINT64ENCODE(p,l) \ : H5F_SIZEOF_SIZE(f)==2 ? UINT16ENCODE(p,l) : H5FPencode_unusual_length(f,&(p),(uint8 *)&(l))) #else -#define H5F_encode_length(f,p,l) \ - switch(H5F_SIZEOF_SIZE(f)) { \ - case 4: UINT32ENCODE(p,l); break; \ - case 8: UINT64ENCODE(p,l); break; \ - case 2: UINT16ENCODE(p,l); break; \ +#define H5F_encode_length(f,p,l) \ + switch(H5F_SIZEOF_SIZE(f)) { \ + case 4: UINT32ENCODE(p,l); break; \ + case 8: UINT64ENCODE(p,l); break; \ + case 2: UINT16ENCODE(p,l); break; \ } #endif -#define H5F_decode_length(f,p,l) \ - switch(H5F_SIZEOF_SIZE(f)) { \ - case 4: UINT32DECODE(p,l); break; \ - case 8: UINT64DECODE(p,l); break; \ - case 2: UINT16DECODE(p,l); break; \ +#define H5F_decode_length(f,p,l) \ + switch(H5F_SIZEOF_SIZE(f)) { \ + case 4: UINT32DECODE(p,l); break; \ + case 8: UINT64DECODE(p,l); break; \ + case 2: UINT16DECODE(p,l); break; \ } -struct H5O_layout_t; /*forward decl for prototype arguments */ +struct H5O_layout_t; /*forward decl for prototype arguments */ /* library variables */ extern const H5F_create_t H5F_create_dflt; /* Private functions, not part of the publicly documented API */ -void H5F_encode_length_unusual(const H5F_t *f, uint8 **p, uint8 *l); -H5F_t *H5F_open(const H5F_low_class_t *type, const char *name, uintn flags, - const H5F_create_t *create_parms); -herr_t H5F_close(H5F_t *f); -herr_t H5F_debug(H5F_t *f, const haddr_t *addr, FILE * stream, intn indent, - intn fwidth); +void H5F_encode_length_unusual(const H5F_t *f, uint8 **p, uint8 *l); +H5F_t *H5F_open(const H5F_low_class_t *type, const char *name, uintn flags, + const H5F_create_t *create_parms); +herr_t H5F_close(H5F_t *f); +herr_t H5F_debug(H5F_t *f, const haddr_t *addr, FILE * stream, intn indent, + intn fwidth); /* Functions that operate on array storage */ -herr_t H5F_arr_create(H5F_t *f, struct H5O_layout_t *layout /*in,out */ ); -herr_t H5F_arr_read(H5F_t *f, const struct H5O_layout_t *layout, - const size_t offset[], const size_t size[], - void *buf /*out */ ); -herr_t H5F_arr_write(H5F_t *f, const struct H5O_layout_t *layout, - const size_t offset[], const size_t size[], - const void *buf); +herr_t H5F_arr_create(H5F_t *f, struct H5O_layout_t *layout /*in,out */ ); +herr_t H5F_arr_read (H5F_t *f, const struct H5O_layout_t *layout, + const size_t _hslab_size[], const size_t file_offset[], + const size_t mem_offset[], const size_t mem_size[], + void *_buf/*out*/); +herr_t H5F_arr_write (H5F_t *f, const struct H5O_layout_t *layout, + const size_t _hslab_size[], const size_t file_offset[], + const size_t mem_offset[], const size_t mem_size[], + const void *_buf); /* Functions that operate on indexed storage */ -herr_t H5F_istore_create(H5F_t *f, struct H5O_layout_t *layout /*in,out */ ); -herr_t H5F_istore_read(H5F_t *f, const struct H5O_layout_t *layout, - const size_t offset[], const size_t size[], - void *buf /*out */ ); -herr_t H5F_istore_write(H5F_t *f, const struct H5O_layout_t *layout, - const size_t offset[], const size_t size[], - const void *buf); +herr_t H5F_istore_create(H5F_t *f, struct H5O_layout_t *layout /*in,out */ ); +herr_t H5F_istore_read(H5F_t *f, const struct H5O_layout_t *layout, + const size_t offset[], const size_t size[], + void *buf /*out */ ); +herr_t H5F_istore_write(H5F_t *f, const struct H5O_layout_t *layout, + const size_t offset[], const size_t size[], + const void *buf); /* Functions that operate on contiguous storage wrt boot block */ -herr_t H5F_block_read(H5F_t *f, const haddr_t *addr, size_t size, void *buf); -herr_t H5F_block_write(H5F_t *f, const haddr_t *addr, size_t size, - const void *buf); +herr_t H5F_block_read(H5F_t *f, const haddr_t *addr, size_t size, void *buf); +herr_t H5F_block_write(H5F_t *f, const haddr_t *addr, size_t size, + const void *buf); /* Functions that operate directly on low-level files */ -herr_t H5F_low_extend(H5F_low_t *lf, intn op, size_t size, haddr_t *addr); -herr_t H5F_low_seteof(H5F_low_t *lf, const haddr_t *addr); -hbool_t H5F_low_access(const H5F_low_class_t *type, const char *name, - int mode, H5F_search_t *key); -H5F_low_t *H5F_low_open(const H5F_low_class_t *type, const char *name, - uintn flags, H5F_search_t *key); -H5F_low_t *H5F_low_close(H5F_low_t *lf); -size_t H5F_low_size(H5F_low_t *lf, haddr_t *addr); -herr_t H5F_low_read(H5F_low_t *lf, const haddr_t *addr, size_t size, - uint8 *buf); -herr_t H5F_low_write(H5F_low_t *lf, const haddr_t *addr, size_t size, - const uint8 *buf); -herr_t H5F_low_flush(H5F_low_t *lf); +herr_t H5F_low_extend(H5F_low_t *lf, intn op, size_t size, haddr_t *addr); +herr_t H5F_low_seteof(H5F_low_t *lf, const haddr_t *addr); +hbool_t H5F_low_access(const H5F_low_class_t *type, const char *name, + int mode, H5F_search_t *key); +H5F_low_t *H5F_low_open(const H5F_low_class_t *type, const char *name, + uintn flags, H5F_search_t *key); +H5F_low_t *H5F_low_close(H5F_low_t *lf); +size_t H5F_low_size(H5F_low_t *lf, haddr_t *addr); +herr_t H5F_low_read(H5F_low_t *lf, const haddr_t *addr, size_t size, + uint8 *buf); +herr_t H5F_low_write(H5F_low_t *lf, const haddr_t *addr, size_t size, + const uint8 *buf); +herr_t H5F_low_flush(H5F_low_t *lf); /* Functions that operate on addresses */ #define H5F_addr_eq(A1,A2) (H5F_addr_cmp(A1,A2)==0) @@ -449,17 +452,18 @@ herr_t H5F_low_flush(H5F_low_t *lf); #define H5F_addr_le(A1,A2) (H5F_addr_cmp(A1,A2)<=0) #define H5F_addr_gt(A1,A2) (H5F_addr_cmp(A1,A2)>0) #define H5F_addr_ge(A1,A2) (H5F_addr_cmp(A1,A2)>=0) -intn H5F_addr_cmp(const haddr_t *, const haddr_t *); -hbool_t H5F_addr_defined(const haddr_t *); -void H5F_addr_undef(haddr_t *); -void H5F_addr_reset(haddr_t *); -hbool_t H5F_addr_zerop(const haddr_t *); -void H5F_addr_encode(H5F_t *, uint8 **, const haddr_t *); -void H5F_addr_decode(H5F_t *, const uint8 **, haddr_t *); -void H5F_addr_print(FILE *, const haddr_t *); -void H5F_addr_pow2(uintn, haddr_t *); -void H5F_addr_inc(haddr_t *, size_t); -void H5F_addr_add(haddr_t *, const haddr_t *); -uintn H5F_addr_hash(const haddr_t *, uintn mod); + +intn H5F_addr_cmp(const haddr_t *, const haddr_t *); +hbool_t H5F_addr_defined(const haddr_t *); +void H5F_addr_undef(haddr_t *); +void H5F_addr_reset(haddr_t *); +hbool_t H5F_addr_zerop(const haddr_t *); +void H5F_addr_encode(H5F_t *, uint8 **, const haddr_t *); +void H5F_addr_decode(H5F_t *, const uint8 **, haddr_t *); +void H5F_addr_print(FILE *, const haddr_t *); +void H5F_addr_pow2(uintn, haddr_t *); +void H5F_addr_inc(haddr_t *, size_t); +void H5F_addr_add(haddr_t *, const haddr_t *); +uintn H5F_addr_hash(const haddr_t *, uintn mod); #endif @@ -1,9 +1,9 @@ /* * Copyright (C) 1997 NCSA - * All rights reserved. + * All rights reserved. * * Programmer: Robb Matzke <matzke@llnl.gov> - * Friday, October 10, 1997 + * Friday, October 10, 1997 */ #include <H5private.h> @@ -12,41 +12,36 @@ #include <H5Vprivate.h> #define H5V_HYPER_NDIMS H5O_LAYOUT_NDIMS -#define PABLO_MASK H5V_mask -static hbool_t interface_initialize_g = TRUE; -#define INTERFACE_INIT NULL - -static herr_t H5V_stride_optimize1(size_t *np, size_t *elmt_size, - size_t *size, intn *stride1); -static herr_t H5V_stride_optimize2(size_t *np, size_t *elmt_size, - size_t *size, intn *stride1, - intn *stride2); +#define PABLO_MASK H5V_mask +static hbool_t interface_initialize_g = TRUE; +#define INTERFACE_INIT NULL + /*------------------------------------------------------------------------- - * Function: H5V_stride_optimize1 + * Function: H5V_stride_optimize1 * - * Purpose: Given a stride vector which references elements of the - * specified size, optimize the dimensionality, the stride - * vector, and the element size to minimize the dimensionality - * and the number of memory accesses. + * Purpose: Given a stride vector which references elements of the + * specified size, optimize the dimensionality, the stride + * vector, and the element size to minimize the dimensionality + * and the number of memory accesses. * - * All arguments are passed by reference and their values may be - * modified by this function. + * All arguments are passed by reference and their values may be + * modified by this function. * - * Return: Success: SUCCEED + * Return: Success: SUCCEED * - * Failure: FAIL + * Failure: FAIL * - * Programmer: Robb Matzke - * Saturday, October 11, 1997 + * Programmer: Robb Matzke + * Saturday, October 11, 1997 * * Modifications: * *------------------------------------------------------------------------- */ -static herr_t +herr_t H5V_stride_optimize1(size_t *np, size_t *elmt_size, size_t *size, - intn *stride1) + intn *stride1) { FUNC_ENTER(H5V_stride_optimize1, FAIL); @@ -60,41 +55,40 @@ H5V_stride_optimize1(size_t *np, size_t *elmt_size, size_t *size, * Combine adjacent memory accesses */ while (*np && stride1[*np - 1] == *elmt_size) { - - *elmt_size *= size[*np - 1]; - if (--*np) { - stride1[*np - 1] += size[*np] * stride1[*np]; - } + *elmt_size *= size[*np - 1]; + if (--*np) { + stride1[*np - 1] += size[*np] * stride1[*np]; + } } FUNC_LEAVE(SUCCEED); } /*------------------------------------------------------------------------- - * Function: H5V_stride_optimize2 + * Function: H5V_stride_optimize2 * - * Purpose: Given two stride vectors which reference elements of the - * specified size, optimize the dimensionality, the stride - * vectors, and the element size to minimize the dimensionality - * and the number of memory accesses. + * Purpose: Given two stride vectors which reference elements of the + * specified size, optimize the dimensionality, the stride + * vectors, and the element size to minimize the dimensionality + * and the number of memory accesses. * - * All arguments are passed by reference and their values may be - * modified by this function. + * All arguments are passed by reference and their values may be + * modified by this function. * - * Return: Success: SUCCEED + * Return: Success: SUCCEED * - * Failure: FAIL + * Failure: FAIL * - * Programmer: Robb Matzke - * Saturday, October 11, 1997 + * Programmer: Robb Matzke + * Saturday, October 11, 1997 * * Modifications: * *------------------------------------------------------------------------- */ -static herr_t +herr_t H5V_stride_optimize2(size_t *np, size_t *elmt_size, size_t *size, - intn *stride1, intn *stride2) + intn *stride1, intn *stride2) { FUNC_ENTER(H5V_stride_optimize2, FAIL); @@ -107,37 +101,42 @@ H5V_stride_optimize2(size_t *np, size_t *elmt_size, size_t *size, /* * Combine adjacent memory accesses */ - while (*np && stride1[*np - 1] == *elmt_size && stride2[*np - 1] == *elmt_size) { - - *elmt_size *= size[*np - 1]; - if (--*np) { - stride1[*np - 1] += size[*np] * stride1[*np]; - stride2[*np - 1] += size[*np] * stride2[*np]; - } + while (*np && stride1[*np - 1] == *elmt_size && + stride2[*np - 1] == *elmt_size) { + *elmt_size *= size[*np - 1]; + if (--*np) { + stride1[*np - 1] += size[*np] * stride1[*np]; + stride2[*np - 1] += size[*np] * stride2[*np]; + } } FUNC_LEAVE(SUCCEED); } /*------------------------------------------------------------------------- - * Function: H5V_hyper_stride + * Function: H5V_hyper_stride + * + * Purpose: Given a description of a hyperslab, this function returns + * (through STRIDE[]) the byte strides appropriate for accessing + * all bytes of the hyperslab and the byte offset where the + * striding will begin. The SIZE can be passed to the various + * stride functions. * - * Purpose: Given a description of a hyperslab, this function returns - * (through STRIDE[]) the byte strides appropriate for accessing - * all bytes of the hyperslab and the byte offset where the - * striding will begin. The SIZE can be passed to the various - * stride functions. + * The dimensionality of the whole array, the hyperslab, and the + * returned stride array is N. The whole array dimensions are + * TOTAL_SIZE and the hyperslab is at offset OFFSET and has + * dimensions SIZE. * - * The stride and starting point returned will cause the - * hyperslab elements to be referenced in C order. + * The stride and starting point returned will cause the + * hyperslab elements to be referenced in C order. * - * Return: Success: Byte offset from beginning of array to start - * of striding. + * Return: Success: Byte offset from beginning of array to start + * of striding. * - * Failure: abort() -- should never fail + * Failure: abort() -- should never fail * - * Programmer: Robb Matzke - * Saturday, October 11, 1997 + * Programmer: Robb Matzke + * Saturday, October 11, 1997 * * Modifications: * @@ -145,12 +144,12 @@ H5V_stride_optimize2(size_t *np, size_t *elmt_size, size_t *size, */ size_t H5V_hyper_stride(size_t n, const size_t *size, - const size_t *total_size, const size_t *offset, - intn *stride /*output arg */ ) + const size_t *total_size, const size_t *offset, + intn *stride/*out*/) { - size_t skip; /*starting point byte offset */ - size_t acc; /*accumulator */ - int i; /*counter */ + size_t skip; /*starting point byte offset */ + size_t acc; /*accumulator */ + int i; /*counter */ FUNC_ENTER(H5V_hyper_stride, (abort(), 0)); @@ -165,32 +164,32 @@ H5V_hyper_stride(size_t n, const size_t *size, /* others */ for (i = n - 2, acc = 1; i >= 0; --i) { - stride[i] = acc * (total_size[i + 1] - size[i + 1]); - acc *= total_size[i + 1]; - skip += acc * (offset ? offset[i] : 0); + stride[i] = acc * (total_size[i + 1] - size[i + 1]); + acc *= total_size[i + 1]; + skip += acc * (offset ? offset[i] : 0); } FUNC_LEAVE(skip); } /*------------------------------------------------------------------------- - * Function: H5V_hyper_eq + * Function: H5V_hyper_eq * - * Purpose: Determines whether two hyperslabs are equal. This function - * assumes that both hyperslabs are relative to the same array, - * for if not, they could not possibly be equal. + * Purpose: Determines whether two hyperslabs are equal. This function + * assumes that both hyperslabs are relative to the same array, + * for if not, they could not possibly be equal. * - * Return: Success: TRUE if the hyperslabs are equal (that is, - * both refer to exactly the same elements of an - * array) + * Return: Success: TRUE if the hyperslabs are equal (that is, + * both refer to exactly the same elements of an + * array) * - * FALSE otherwise. + * FALSE otherwise. * - * Failure: TRUE the rank is zero or if both hyperslabs - * are of zero size. + * Failure: TRUE the rank is zero or if both hyperslabs + * are of zero size. * - * Programmer: Robb Matzke - * Friday, October 17, 1997 + * Programmer: Robb Matzke + * Friday, October 17, 1997 * * Modifications: * @@ -198,43 +197,41 @@ H5V_hyper_stride(size_t n, const size_t *size, */ hbool_t H5V_hyper_eq(size_t n, - const size_t *offset1, const size_t *size1, - const size_t *offset2, const size_t *size2) + const size_t *offset1, const size_t *size1, + const size_t *offset2, const size_t *size2) { - size_t nelmts1 = 1, nelmts2 = 1; - intn i; + size_t nelmts1 = 1, nelmts2 = 1; + intn i; if (n <= 0) - return TRUE; + return TRUE; for (i = 0; i < n; i++) { - if ((offset1 ? offset1[i] : 0) != (offset2 ? offset2[i] : 0)) { - return FALSE; - } - if ((size1 ? size1[i] : 0) != (size2 ? size2[i] : 0)) { - return FALSE; - } - if (0 == (nelmts1 *= (size1 ? size1[i] : 0))) - return FALSE; - if (0 == (nelmts2 *= (size2 ? size2[i] : 0))) - return FALSE; + if ((offset1 ? offset1[i] : 0) != (offset2 ? offset2[i] : 0)) { + return FALSE; + } + if ((size1 ? size1[i] : 0) != (size2 ? size2[i] : 0)) { + return FALSE; + } + if (0 == (nelmts1 *= (size1 ? size1[i] : 0))) return FALSE; + if (0 == (nelmts2 *= (size2 ? size2[i] : 0))) return FALSE; } return TRUE; } /*------------------------------------------------------------------------- - * Function: H5V_hyper_disjointp + * Function: H5V_hyper_disjointp * - * Purpose: Determines if two hyperslabs are disjoint. + * Purpose: Determines if two hyperslabs are disjoint. * - * Return: Success: FALSE if they are not disjoint. - * TRUE if they are disjoint. + * Return: Success: FALSE if they are not disjoint. + * TRUE if they are disjoint. * - * Failure: A hyperslab of zero size is disjoint from all - * other hyperslabs. + * Failure: A hyperslab of zero size is disjoint from all + * other hyperslabs. * - * Programmer: Robb Matzke - * Thursday, October 16, 1997 + * Programmer: Robb Matzke + * Thursday, October 16, 1997 * * Modifications: * @@ -242,45 +239,43 @@ H5V_hyper_eq(size_t n, */ hbool_t H5V_hyper_disjointp(size_t n, - const size_t *offset1, const size_t *size1, - const size_t *offset2, const size_t *size2) + const size_t *offset1, const size_t *size1, + const size_t *offset2, const size_t *size2) { - intn i; + intn i; - if (!n || !size1 || !size2) - return TRUE; + if (!n || !size1 || !size2) return TRUE; for (i = 0; i < n; i++) { - if (0 == size1[i] || 0 == size2[i]) - return TRUE; - if (((offset1 ? offset1[i] : 0) < (offset2 ? offset2[i] : 0) && - (offset1 ? offset1[i] : 0) + size1[i] <= (offset2 ? offset2[i] : 0)) || - ((offset2 ? offset2[i] : 0) < (offset1 ? offset1[i] : 0) && - (offset2 ? offset2[i] : 0) + size2[i] <= (offset1 ? offset1[i] : 0))) { - return TRUE; - } + if (0 == size1[i] || 0 == size2[i]) return TRUE; + if (((offset1?offset1[i]:0) < (offset2?offset2[i]:0) && + (offset1?offset1[i]:0) + size1[i] <= (offset2?offset2[i]:0)) || + ((offset2?offset2[i]:0) < (offset1?offset1[i]:0) && + (offset2?offset2[i]:0) + size2[i] <= (offset1?offset1[i]:0))) { + return TRUE; + } } return FALSE; } /*------------------------------------------------------------------------- - * Function: H5V_hyper_fill + * Function: H5V_hyper_fill * - * Purpose: Similar to memset() except it operates on hyperslabs... + * Purpose: Similar to memset() except it operates on hyperslabs... * - * Fills a hyperslab of array BUF with some value VAL. BUF - * is treated like a C-order array with N dimensions where the - * size of each dimension is TOTAL_SIZE[]. The hyperslab which - * will be filled with VAL begins at byte offset OFFSET[] from - * the minimum corner of BUF and continues for SIZE[] bytes in - * each dimension. - * - * Return: Success: SUCCEED + * Fills a hyperslab of array BUF with some value VAL. BUF + * is treated like a C-order array with N dimensions where the + * size of each dimension is TOTAL_SIZE[]. The hyperslab which + * will be filled with VAL begins at byte offset OFFSET[] from + * the minimum corner of BUF and continues for SIZE[] bytes in + * each dimension. + * + * Return: Success: SUCCEED * - * Failure: FAIL + * Failure: FAIL * - * Programmer: Robb Matzke - * Friday, October 10, 1997 + * Programmer: Robb Matzke + * Friday, October 10, 1997 * * Modifications: * @@ -288,17 +283,17 @@ H5V_hyper_disjointp(size_t n, */ herr_t H5V_hyper_fill(size_t n, const size_t *_size, - const size_t *total_size, const size_t *offset, void *_dst, - uint8 fill_value) + const size_t *total_size, const size_t *offset, void *_dst, + uint8 fill_value) { - uint8 *dst = (uint8 *) _dst; /*cast for ptr arithmetic */ - size_t size[H5V_HYPER_NDIMS]; /*a modifiable copy of _size */ - intn dst_stride[H5V_HYPER_NDIMS]; /*destination stride info */ - size_t dst_start; /*byte offset to start of stride */ - size_t elmt_size = 1; /*bytes per element */ - herr_t status; /*function return status */ + uint8 *dst = (uint8 *) _dst; /*cast for ptr arithmetic */ + size_t size[H5V_HYPER_NDIMS]; /*a modifiable copy of _size */ + intn dst_stride[H5V_HYPER_NDIMS]; /*destination stride info */ + size_t dst_start; /*byte offset to start of stride*/ + size_t elmt_size = 1; /*bytes per element */ + herr_t status; /*function return status */ #ifndef NDEBUG - int i; + int i; #endif FUNC_ENTER(H5V_hyper_fill, FAIL); @@ -310,8 +305,8 @@ H5V_hyper_fill(size_t n, const size_t *_size, assert(dst); #ifndef NDEBUG for (i = 0; i < n; i++) { - assert(_size[i] > 0); - assert(total_size[i] > 0); + assert(_size[i] > 0); + assert(total_size[i] > 0); } #endif @@ -324,39 +319,39 @@ H5V_hyper_fill(size_t n, const size_t *_size, /* Copy */ status = H5V_stride_fill(n, elmt_size, size, dst_stride, dst + dst_start, - fill_value); + fill_value); FUNC_LEAVE(status); } /*------------------------------------------------------------------------- - * Function: H5V_hyper_copy + * Function: H5V_hyper_copy * - * Purpose: Copies a hyperslab from the source to the destination. + * Purpose: Copies a hyperslab from the source to the destination. * - * A hyperslab is a logically contiguous region of - * multi-dimensional size SIZE of an array whose dimensionality - * is N and whose total size is DST_TOTAL_SIZE or SRC_TOTAL_SIZE. - * The minimum corner of the hyperslab begins at a - * multi-dimensional offset from the minimum corner of the DST - * (destination) or SRC (source) array. The sizes and offsets - * are assumed to be in C order, that is, the first size/offset - * varies the slowest while the last varies the fastest in the - * mapping from N-dimensional space to linear space. This - * function assumes that the array elements are single bytes (if - * your array has multi-byte elements then add an additional - * dimension whose size is that of your element). + * A hyperslab is a logically contiguous region of + * multi-dimensional size SIZE of an array whose dimensionality + * is N and whose total size is DST_TOTAL_SIZE or SRC_TOTAL_SIZE. + * The minimum corner of the hyperslab begins at a + * multi-dimensional offset from the minimum corner of the DST + * (destination) or SRC (source) array. The sizes and offsets + * are assumed to be in C order, that is, the first size/offset + * varies the slowest while the last varies the fastest in the + * mapping from N-dimensional space to linear space. This + * function assumes that the array elements are single bytes (if + * your array has multi-byte elements then add an additional + * dimension whose size is that of your element). * - * The SRC and DST array may be the same array, but the results - * are undefined if the source hyperslab overlaps the - * destination hyperslab. + * The SRC and DST array may be the same array, but the results + * are undefined if the source hyperslab overlaps the + * destination hyperslab. * - * Return: Success: SUCCEED + * Return: Success: SUCCEED * - * Failure: FAIL + * Failure: FAIL * - * Programmer: Robb Matzke - * Friday, October 10, 1997 + * Programmer: Robb Matzke + * Friday, October 10, 1997 * * Modifications: * @@ -365,24 +360,24 @@ H5V_hyper_fill(size_t n, const size_t *_size, herr_t H5V_hyper_copy(size_t n, const size_t *_size, - /*destination */ - const size_t *dst_size, const size_t *dst_offset, - void *_dst, + /*destination*/ + const size_t *dst_size, const size_t *dst_offset, + void *_dst, - /*source */ - const size_t *src_size, const size_t *src_offset, - const void *_src) + /*source*/ + const size_t *src_size, const size_t *src_offset, + const void *_src) { - const uint8 *src = (const uint8 *) _src; /*cast for ptr arithmtc */ - uint8 *dst = (uint8 *) _dst; /*cast for ptr arithmtc */ - size_t size[H5V_HYPER_NDIMS]; /*a modifiable _size */ - intn src_stride[H5V_HYPER_NDIMS]; /*source stride info */ - intn dst_stride[H5V_HYPER_NDIMS]; /*dest stride info */ - size_t dst_start, src_start; /*offset to start at */ - size_t elmt_size = 1; /*element size in bytes */ - herr_t status; /*return status */ -#ifndef NDEBUG - intn i; + const uint8 *src = (const uint8 *)_src; /*cast for ptr arithmtc */ + uint8 *dst = (uint8 *) _dst; /*cast for ptr arithmtc */ + size_t size[H5V_HYPER_NDIMS]; /*a modifiable _size */ + intn src_stride[H5V_HYPER_NDIMS]; /*source stride info */ + intn dst_stride[H5V_HYPER_NDIMS]; /*dest stride info */ + size_t dst_start, src_start; /*offset to start at */ + size_t elmt_size = 1; /*element size in bytes */ + herr_t status; /*return status */ +#ifndef NDEBUG + intn i; #endif FUNC_ENTER(H5V_hyper_copy, FAIL); @@ -396,9 +391,9 @@ H5V_hyper_copy(size_t n, const size_t *_size, assert(src); #ifndef NDEBUG for (i = 0; i < n; i++) { - assert(_size[i] > 0); - assert(dst_size[i] > 0); - assert(src_size[i] > 0); + assert(_size[i] > 0); + assert(dst_size[i] > 0); + assert(src_size[i] > 0); } #endif @@ -414,24 +409,24 @@ H5V_hyper_copy(size_t n, const size_t *_size, /* Perform the copy in terms of stride */ status = H5V_stride_copy(n, elmt_size, size, - dst_stride, dst + dst_start, - src_stride, src + src_start); + dst_stride, dst + dst_start, + src_stride, src + src_start); FUNC_LEAVE(status); } /*------------------------------------------------------------------------- - * Function: H5V_stride_fill + * Function: H5V_stride_fill * - * Purpose: Fills all bytes of a hyperslab with the same value using - * memset(). + * Purpose: Fills all bytes of a hyperslab with the same value using + * memset(). * - * Return: Success: SUCCEED + * Return: Success: SUCCEED * - * Failure: FAIL + * Failure: FAIL * - * Programmer: Robb Matzke - * Saturday, October 11, 1997 + * Programmer: Robb Matzke + * Saturday, October 11, 1997 * * Modifications: * @@ -439,13 +434,13 @@ H5V_hyper_copy(size_t n, const size_t *_size, */ herr_t H5V_stride_fill(size_t n, size_t elmt_size, const size_t *size, - const intn *stride, void *_dst, uint8 fill_value) + const intn *stride, void *_dst, uint8 fill_value) { - uint8 *dst = (uint8 *) _dst; /*cast for ptr arithmetic */ - size_t idx[H5V_HYPER_NDIMS]; /*1-origin indices */ - size_t nelmts; /*number of elements to fill */ - intn i, j; /*counters */ - hbool_t carry; /*subtraction carray value */ + uint8 *dst = (uint8 *) _dst; /*cast for ptr arithmetic */ + size_t idx[H5V_HYPER_NDIMS]; /*1-origin indices */ + size_t nelmts; /*number of elements to fill */ + intn i, j; /*counters */ + hbool_t carry; /*subtraction carray value */ FUNC_ENTER(H5V_stride_fill, FAIL); @@ -453,41 +448,41 @@ H5V_stride_fill(size_t n, size_t elmt_size, const size_t *size, nelmts = H5V_vector_reduce_product(n, size); for (i = 0; i < nelmts; i++) { - /* Copy an element */ - HDmemset(dst, fill_value, elmt_size); + /* Copy an element */ + HDmemset(dst, fill_value, elmt_size); - /* Decrement indices and advance pointer */ - for (j = n - 1, carry = TRUE; j >= 0 && carry; --j) { - dst += stride[j]; + /* Decrement indices and advance pointer */ + for (j = n - 1, carry = TRUE; j >= 0 && carry; --j) { + dst += stride[j]; - if (--idx[j]) - carry = FALSE; - else - idx[j] = size[j]; - } + if (--idx[j]) + carry = FALSE; + else + idx[j] = size[j]; + } } FUNC_LEAVE(SUCCEED); } /*------------------------------------------------------------------------- - * Function: H5V_stride_copy + * Function: H5V_stride_copy * - * Purpose: Uses DST_STRIDE and SRC_STRIDE to advance through the arrays - * DST and SRC while copying bytes from SRC to DST. This - * function minimizes the number of calls to memcpy() by - * combining various strides, but it will never touch memory - * outside the hyperslab defined by the strides. + * Purpose: Uses DST_STRIDE and SRC_STRIDE to advance through the arrays + * DST and SRC while copying bytes from SRC to DST. This + * function minimizes the number of calls to memcpy() by + * combining various strides, but it will never touch memory + * outside the hyperslab defined by the strides. * - * Note: If the src_stride is all zero and elmt_size is one, then it's - * probably more efficient to use H5V_stride_fill() instead. + * Note: If the src_stride is all zero and elmt_size is one, then it's + * probably more efficient to use H5V_stride_fill() instead. * - * Return: Success: SUCCEED + * Return: Success: SUCCEED * - * Failure: FAIL + * Failure: FAIL * - * Programmer: Robb Matzke - * Saturday, October 11, 1997 + * Programmer: Robb Matzke + * Saturday, October 11, 1997 * * Modifications: * @@ -495,16 +490,15 @@ H5V_stride_fill(size_t n, size_t elmt_size, const size_t *size, */ herr_t H5V_stride_copy(size_t n, size_t elmt_size, const size_t *size, - const intn *dst_stride, void *_dst, - const intn *src_stride, const void *_src) + const intn *dst_stride, void *_dst, + const intn *src_stride, const void *_src) { - - uint8 *dst = (uint8 *) _dst; /*cast for ptr arithmetic */ - const uint8 *src = (const uint8 *) _src; /*cast for ptr arithmetic */ - size_t idx[H5V_HYPER_NDIMS]; /*1-origin indices */ - size_t nelmts; /*num elements to copy */ - intn i, j; /*counters */ - hbool_t carry; /*carray for subtraction */ + uint8 *dst = (uint8 *) _dst; /*cast for ptr arithmetic*/ + const uint8 *src = (const uint8 *) _src; /*cast for ptr arithmetic*/ + size_t idx[H5V_HYPER_NDIMS]; /*1-origin indices */ + size_t nelmts; /*num elements to copy */ + intn i, j; /*counters */ + hbool_t carry; /*carray for subtraction*/ FUNC_ENTER(H5V_stride_copy, FAIL); @@ -512,38 +506,36 @@ H5V_stride_copy(size_t n, size_t elmt_size, const size_t *size, nelmts = H5V_vector_reduce_product(n, size); for (i = 0; i < nelmts; i++) { - /* Copy an element */ - HDmemcpy(dst, src, elmt_size); + /* Copy an element */ + HDmemcpy(dst, src, elmt_size); - /* Decrement indices and advance pointers */ - for (j = n - 1, carry = TRUE; j >= 0 && carry; --j) { - src += src_stride[j]; - dst += dst_stride[j]; + /* Decrement indices and advance pointers */ + for (j = n - 1, carry = TRUE; j >= 0 && carry; --j) { + src += src_stride[j]; + dst += dst_stride[j]; - if (--idx[j]) - carry = FALSE; - else - idx[j] = size[j]; - } + if (--idx[j]) carry = FALSE; + else idx[j] = size[j]; + } } FUNC_LEAVE(SUCCEED); } /*------------------------------------------------------------------------- - * Function: H5V_stride_copy2 + * Function: H5V_stride_copy2 * - * Purpose: Similar to H5V_stride_copy() except the source and - * destination each have their own dimensionality and size and - * we copy exactly NELMTS elements each of size ELMT_SIZE. The - * size counters wrap if NELMTS is more than a size counter. + * Purpose: Similar to H5V_stride_copy() except the source and + * destination each have their own dimensionality and size and + * we copy exactly NELMTS elements each of size ELMT_SIZE. The + * size counters wrap if NELMTS is more than a size counter. * - * Return: Success: SUCCEED + * Return: Success: SUCCEED * - * Failure: FAIL + * Failure: FAIL * - * Programmer: Robb Matzke - * Saturday, October 11, 1997 + * Programmer: Robb Matzke + * Saturday, October 11, 1997 * * Modifications: * @@ -552,20 +544,20 @@ H5V_stride_copy(size_t n, size_t elmt_size, const size_t *size, herr_t H5V_stride_copy2(size_t nelmts, size_t elmt_size, - /* destination */ - size_t dst_n, const size_t *dst_size, const intn *dst_stride, - void *_dst, + /* destination */ + size_t dst_n, const size_t *dst_size, const intn *dst_stride, + void *_dst, - /* source */ - size_t src_n, const size_t *src_size, const intn *src_stride, - const void *_src) + /* source */ + size_t src_n, const size_t *src_size, const intn *src_stride, + const void *_src) { - uint8 *dst = (uint8 *) _dst; - const uint8 *src = (const uint8 *) _src; - size_t dst_idx[H5V_HYPER_NDIMS]; - size_t src_idx[H5V_HYPER_NDIMS]; - intn i, j; - hbool_t carry; + uint8 *dst = (uint8 *) _dst; + const uint8 *src = (const uint8 *) _src; + size_t dst_idx[H5V_HYPER_NDIMS]; + size_t src_idx[H5V_HYPER_NDIMS]; + intn i, j; + hbool_t carry; FUNC_ENTER(H5V_stride_copy2, FAIL); @@ -574,24 +566,20 @@ H5V_stride_copy2(size_t nelmts, size_t elmt_size, for (i = 0; i < nelmts; i++) { - /* Copy an element */ - HDmemcpy(dst, src, elmt_size); - - /* Decrement indices and advance pointers */ - for (j = dst_n - 1, carry = TRUE; j >= 0 && carry; --j) { - dst += dst_stride[j]; - if (--dst_idx[j]) - carry = FALSE; - else - dst_idx[j] = dst_size[j]; - } - for (j = src_n - 1, carry = TRUE; j >= 0 && carry; --j) { - src += src_stride[j]; - if (--src_idx[j]) - carry = FALSE; - else - src_idx[j] = src_size[j]; - } + /* Copy an element */ + HDmemcpy(dst, src, elmt_size); + + /* Decrement indices and advance pointers */ + for (j = dst_n - 1, carry = TRUE; j >= 0 && carry; --j) { + dst += dst_stride[j]; + if (--dst_idx[j]) carry = FALSE; + else dst_idx[j] = dst_size[j]; + } + for (j = src_n - 1, carry = TRUE; j >= 0 && carry; --j) { + src += src_stride[j]; + if (--src_idx[j]) carry = FALSE; + else src_idx[j] = src_size[j]; + } } FUNC_LEAVE(SUCCEED); diff --git a/src/H5Vprivate.h b/src/H5Vprivate.h index 8afe111..34d1993 100644 --- a/src/H5Vprivate.h +++ b/src/H5Vprivate.h @@ -28,30 +28,33 @@ /* A null pointer is equivalent to a zero vector */ #define H5V_ZERO NULL -size_t H5V_hyper_stride(size_t n, const size_t *size, - const size_t *total_size, const size_t *offset, - intn *stride); -hbool_t H5V_hyper_disjointp(size_t n, - const size_t *offset1, const size_t *size1, - const size_t *offset2, const size_t *size2); -hbool_t H5V_hyper_eq(size_t n, const size_t *offset1, const size_t *size1, - const size_t *offset2, const size_t *size2); -herr_t H5V_hyper_fill(size_t n, const size_t *total_size, - const size_t *offset, const size_t *size, - void *buf, uint8 val); -herr_t H5V_hyper_copy(size_t n, const size_t *size, - const size_t *dst_total_size, const size_t *dst_offset, - void *_dst, const size_t *src_total_size, - const size_t *src_offset, const void *_src); -herr_t H5V_stride_fill(size_t n, size_t elmt_size, const size_t *size, - const intn *stride, void *_dst, uint8 fill_value); -herr_t H5V_stride_copy(size_t n, size_t elmt_size, const size_t *_size, - const intn *dst_stride, void *_dst, - const intn *src_stride, const void *_src); -herr_t H5V_stride_copy2(size_t nelmts, size_t elmt_size, size_t dst_n, - const size_t *dst_size, const intn *dst_stride, - void *_dst, size_t src_n, const size_t *src_size, - const intn *src_stride, const void *_src); +size_t H5V_hyper_stride(size_t n, const size_t *size, const size_t *total_size, + const size_t *offset, intn *stride); +hbool_t H5V_hyper_disjointp(size_t n, const size_t *offset1, + const size_t *size1, const size_t *offset2, + const size_t *size2); +hbool_t H5V_hyper_eq(size_t n, const size_t *offset1, const size_t *size1, + const size_t *offset2, const size_t *size2); +herr_t H5V_hyper_fill(size_t n, const size_t *total_size, const size_t *offset, + const size_t *size, void *buf, uint8 val); +herr_t H5V_hyper_copy(size_t n, const size_t *size, + const size_t *dst_total_size, const size_t *dst_offset, + void *_dst, const size_t *src_total_size, + const size_t *src_offset, const void *_src); +herr_t H5V_stride_fill(size_t n, size_t elmt_size, const size_t *size, + const intn *stride, void *_dst, uint8 fill_value); +herr_t H5V_stride_copy(size_t n, size_t elmt_size, const size_t *_size, + const intn *dst_stride, void *_dst, + const intn *src_stride, const void *_src); +herr_t H5V_stride_copy2(size_t nelmts, size_t elmt_size, size_t dst_n, + const size_t *dst_size, const intn *dst_stride, + void *_dst, size_t src_n, const size_t *src_size, + const intn *src_stride, const void *_src); +herr_t H5V_stride_optimize1(size_t *np, size_t *elmt_size, size_t *size, + intn *stride1); +herr_t H5V_stride_optimize2(size_t *np, size_t *elmt_size, size_t *size, + intn *stride1, intn *stride2); + /*------------------------------------------------------------------------- * Function: H5V_vector_reduce_product |