diff options
Diffstat (limited to 'src/H5Opkg.h')
| -rw-r--r-- | src/H5Opkg.h | 91 |
1 files changed, 51 insertions, 40 deletions
diff --git a/src/H5Opkg.h b/src/H5Opkg.h index a55ea1e..262386a 100644 --- a/src/H5Opkg.h +++ b/src/H5Opkg.h @@ -30,7 +30,7 @@ #define H5O_NMESGS 8 /*initial number of messages */ #define H5O_NCHUNKS 2 /*initial number of chunks */ #define H5O_MIN_SIZE 22 /* Min. obj header data size (must be big enough for a message prefix and a continuation message) */ -#define H5O_MSG_TYPES 24 /* # of types of messages */ +#define H5O_MSG_TYPES 25 /* # of types of messages */ #define H5O_MAX_CRT_ORDER_IDX 65535 /* Max. creation order index value */ /* Versions of object header structure */ @@ -43,7 +43,7 @@ */ #define H5O_VERSION_2 2 -/* The latest version of the format. Look through the 'flush' +/* The latest version of the format. Look through the 'flush' * and 'size' callback for places to change when updating this. */ #define H5O_VERSION_LATEST H5O_VERSION_2 @@ -67,13 +67,6 @@ #define H5O_ALIGN_F(F, X) \ H5O_ALIGN_VERS((H5F_USE_LATEST_FORMAT(F) ? H5O_VERSION_LATEST : H5O_VERSION_1), X) -/* Size of signature information (on disk) */ -#define H5O_SIZEOF_MAGIC 4 - -/* Object header signatures */ -#define H5O_HDR_MAGIC "OHDR" /* Header */ -#define H5O_CHK_MAGIC "OCHK" /* Continuation chunk */ - /* Size of checksum (on disk) */ #define H5O_SIZEOF_CHKSUM 4 @@ -106,7 +99,7 @@ 4 + /*reference count */ \ 4) /*chunk data size */ \ : \ - (H5O_SIZEOF_MAGIC + /*magic number */ \ + (H5_SIZEOF_MAGIC + /*magic number */ \ 1 + /*version number */ \ 1 + /*flags */ \ (((O)->flags & H5O_HDR_STORE_TIMES) ? ( \ @@ -155,7 +148,7 @@ 0 + /*no magic # */ \ 0 /*no checksum */ \ : \ - H5O_SIZEOF_MAGIC + /*magic # */ \ + H5_SIZEOF_MAGIC + /*magic # */ \ H5O_SIZEOF_CHKSUM /*checksum */ \ ) #define H5O_SIZEOF_CHKHDR_OH(O) \ @@ -174,17 +167,37 @@ #define H5O_SIZEOF_CHKSUM_OH(O) \ H5O_SIZEOF_CHKSUM_VERS((O)->version) +/* Input/output flags for decode functions */ +#define H5O_DECODEIO_NOCHANGE 0x01u /* IN: do not modify values */ +#define H5O_DECODEIO_DIRTY 0x02u /* OUT: message has been changed */ + +/* Macro to incremend ndecode_dirtied (only if we are debugging) */ +#ifndef NDEBUG +#define INCR_NDECODE_DIRTIED(OH) (OH)->ndecode_dirtied++; +#else /* NDEBUG */ +#define INCR_NDECODE_DIRTIED(OH) ; +#endif /* NDEBUG */ + /* Load native information for a message, if it's not already present */ /* (Only works for messages with decode callback) */ -#define H5O_LOAD_NATIVE(F, DXPL, OH, MSG, ERR) \ +#define H5O_LOAD_NATIVE(F, DXPL, IOF, OH, MSG, ERR) \ if(NULL == (MSG)->native) { \ const H5O_msg_class_t *msg_type = (MSG)->type; \ + unsigned ioflags = (IOF); \ \ /* Decode the message */ \ HDassert(msg_type->decode); \ - if(NULL == ((MSG)->native = (msg_type->decode)((F), (DXPL), (MSG)->flags, (MSG)->raw))) \ + if(NULL == ((MSG)->native = (msg_type->decode)((F), (DXPL), (OH), (MSG)->flags, &ioflags, (MSG)->raw))) \ HGOTO_ERROR(H5E_OHDR, H5E_CANTDECODE, ERR, "unable to decode message") \ \ + /* Mark the message dirty if it was changed by decoding */ \ + if((ioflags & H5O_DECODEIO_DIRTY) && (H5F_get_intent((F)) & H5F_ACC_RDWR)) { \ + (MSG)->dirty = TRUE; \ + /* Increment the count of messages dirtied by decoding, but */ \ + /* only ifndef NDEBUG */ \ + INCR_NDECODE_DIRTIED(OH) \ + } \ + \ /* Set the message's "shared info", if it's shareable */ \ if((MSG)->flags & H5O_MSG_FLAG_SHAREABLE) { \ H5O_UPDATE_SHARED((H5O_shared_t *)(MSG)->native, H5O_SHARE_TYPE_HERE, (F), msg_type->id, (MSG)->crt_idx, (OH)->chunk[0].addr) \ @@ -209,7 +222,7 @@ struct H5O_msg_class_t { const char *name; /*for debugging */ size_t native_size; /*size of native message */ unsigned share_flags; /* Message sharing settings */ - void *(*decode)(H5F_t *, hid_t, unsigned, const uint8_t *); + void *(*decode)(H5F_t *, hid_t, H5O_t *, unsigned, unsigned *, const uint8_t *); herr_t (*encode)(H5F_t *, hbool_t, uint8_t *, const void *); void *(*copy)(const void *, void *); /*copy native value */ size_t (*raw_size)(const H5F_t *, hbool_t, const void *);/*sizeof encoded message */ @@ -253,12 +266,20 @@ struct H5O_t { /* File-specific information (not stored) */ size_t sizeof_size; /* Size of file sizes */ size_t sizeof_addr; /* Size of file addresses */ + + /* Misc. information (not stored) */ + unsigned npins; /* Number of times the header is pinned */ + + /* Debugging information (not stored) */ #ifdef H5O_ENABLE_BAD_MESG_COUNT hbool_t store_bad_mesg_count; /* Flag to indicate that a bad message count should be stored */ /* (This is to simulate a bug in earlier * versions of the library) */ #endif /* H5O_ENABLE_BAD_MESG_COUNT */ +#ifndef NDEBUG + size_t ndecode_dirtied; /* Number of messages dirtied by decoding */ +#endif /* NDEBUG */ /* Object information (stored) */ hbool_t has_refcount_msg; /* Whether the object has a ref. count message */ @@ -289,13 +310,6 @@ struct H5O_t { H5O_chunk_t *chunk; /*array of chunks */ }; -/* Callback information for copying dataset */ -typedef struct { - struct H5S_extent_t *src_space_extent; /* Copy of dataspace extent for dataset */ - H5T_t *src_dtype; /* Copy of datatype for dataset */ - H5O_pline_t *src_pline; /* Copy of filter pipeline for dataet */ -} H5D_copy_file_ud_t; - /* Class for types of objects in file */ typedef struct H5O_obj_class_t { H5O_type_t type; /*object type on disk */ @@ -303,9 +317,10 @@ typedef struct H5O_obj_class_t { void *(*get_copy_file_udata)(void); /*retrieve user data for 'copy file' operation */ void (*free_copy_file_udata)(void *); /*free user data for 'copy file' operation */ htri_t (*isa)(H5O_t *); /*if a header matches an object class */ - hid_t (*open)(const H5G_loc_t *, hid_t ); /*open an object of this class */ + hid_t (*open)(const H5G_loc_t *, hid_t, hid_t, hbool_t ); /*open an object of this class */ void *(*create)(H5F_t *, void *, H5G_loc_t *, hid_t ); /*create an object of this class */ H5O_loc_t *(*get_oloc)(hid_t ); /*get the object header location for an object */ + herr_t (*bh_info)(H5F_t *f, hid_t dxpl_id, H5O_t *oh, H5_ih_info_t *bh_info); /*get the index & heap info for an object */ } H5O_obj_class_t; /* Node in skip list to map addresses from one file to another during object header copy */ @@ -323,9 +338,6 @@ H5_DLLVAR const H5AC_class_t H5AC_OHDR[1]; /* Header message ID to class mapping */ H5_DLLVAR const H5O_msg_class_t *const H5O_msg_class_g[H5O_MSG_TYPES]; -/* Header object ID to class mapping */ -H5_DLLVAR const H5O_obj_class_t *const H5O_obj_class_g[3]; - /* Declare external the free list for H5O_t's */ H5FL_EXTERN(H5O_t); @@ -401,7 +413,7 @@ H5_DLLVAR const H5O_msg_class_t H5O_MSG_NAME[1]; */ H5_DLLVAR const H5O_msg_class_t H5O_MSG_MTIME[1]; -/* Shared Message information message (0x000f) +/* Shared Message information message (0x000f) * A message for the superblock extension, holding information about * the file-wide shared message "SOHM" table */ @@ -419,13 +431,13 @@ H5_DLLVAR const H5O_msg_class_t H5O_MSG_STAB[1]; */ H5_DLLVAR const H5O_msg_class_t H5O_MSG_MTIME_NEW[1]; -/* v1 B-tree 'K' value message (0x0013) +/* v1 B-tree 'K' value message (0x0013) * A message for the superblock extension, holding information about * the file-wide v1 B-tree 'K' values. */ H5_DLLVAR const H5O_msg_class_t H5O_MSG_BTREEK[1]; -/* Driver info message (0x0014) +/* Driver info message (0x0014) * A message for the superblock extension, holding information about * the file driver settings */ @@ -437,9 +449,11 @@ H5_DLLVAR const H5O_msg_class_t H5O_MSG_AINFO[1]; /* Reference Count Message. (0x0016) */ H5_DLLVAR const H5O_msg_class_t H5O_MSG_REFCOUNT[1]; -/* Placeholder for unknown message. (0x0017) */ -H5_DLLVAR const H5O_msg_class_t H5O_MSG_UNKNOWN[1]; +/* Free-space Manager Info message. (0x0017) */ +H5_DLLVAR const H5O_msg_class_t H5O_MSG_FSINFO[1]; +/* Placeholder for unknown message. (0x0018) */ +H5_DLLVAR const H5O_msg_class_t H5O_MSG_UNKNOWN[1]; /* * Object header "object" types @@ -458,7 +472,7 @@ H5_DLLVAR const H5O_obj_class_t H5O_OBJ_DATATYPE[1]; /* Package-local function prototypes */ H5_DLL herr_t H5O_msg_flush(H5F_t *f, H5O_t *oh, H5O_mesg_t *mesg); H5_DLL herr_t H5O_flush_msgs(H5F_t *f, H5O_t *oh); -H5_DLL hid_t H5O_open_by_loc(const H5G_loc_t *obj_loc, hid_t dxpl_id); +H5_DLL hid_t H5O_open_by_loc(const H5G_loc_t *obj_loc, hid_t lapl_id, hid_t dxpl_id, hbool_t app_ref); H5_DLL herr_t H5O_delete_mesg(H5F_t *f, hid_t dxpl_id, H5O_t *open_oh, H5O_mesg_t *mesg); H5_DLL const H5O_obj_class_t *H5O_obj_class_real(H5O_t *oh); @@ -471,12 +485,9 @@ H5_DLL herr_t H5O_msg_append_real(H5F_t *f, hid_t dxpl_id, H5O_t *oh, H5_DLL herr_t H5O_msg_write_real(H5F_t *f, hid_t dxpl_id, H5O_t *oh, const H5O_msg_class_t *type, unsigned mesg_flags, unsigned update_flags, void *mesg); -H5_DLL void *H5O_msg_read_real(H5F_t *f, hid_t dxpl_id, H5O_t *oh, - unsigned type_id, void *mesg); H5_DLL void *H5O_msg_free_real(const H5O_msg_class_t *type, void *mesg); H5_DLL herr_t H5O_msg_free_mesg(H5O_mesg_t *mesg); H5_DLL unsigned H5O_msg_count_real(const H5O_t *oh, const H5O_msg_class_t *type); -H5_DLL htri_t H5O_msg_exists_oh(const H5O_t *oh, unsigned type_id); H5_DLL herr_t H5O_msg_remove_real(H5F_t *f, H5O_t *oh, const H5O_msg_class_t *type, int sequence, H5O_operator_t op, void *op_data, hbool_t adj_link, hid_t dxpl_id); H5_DLL void *H5O_msg_copy_file(const H5O_msg_class_t *type, H5F_t *file_src, @@ -486,10 +497,6 @@ H5_DLL herr_t H5O_msg_iterate_real(H5F_t *f, H5O_t *oh, const H5O_msg_class_t *t const H5O_mesg_operator_t *op, void *op_data, hid_t dxpl_id); /* Collect storage info for btree and heap */ -H5_DLL herr_t H5O_group_bh_info(H5F_t *f, hid_t dxpl_id, H5O_t *oh, - H5_ih_info_t *bh_info); -H5_DLL herr_t H5O_dset_bh_info(H5F_t *f, hid_t dxpl_id, H5O_t *oh, - H5_ih_info_t *bh_info); H5_DLL herr_t H5O_attr_bh_info(H5F_t *f, hid_t dxpl_id, H5O_t *oh, H5_ih_info_t *bh_info); @@ -502,14 +509,15 @@ H5_DLL herr_t H5O_release_mesg(H5F_t *f, hid_t dxpl_id, H5O_t *oh, H5O_mesg_t *mesg, hbool_t adj_link); /* Shared object operators */ -H5_DLL void * H5O_shared_decode(H5F_t *f, hid_t dxpl_id, const uint8_t *buf, const H5O_msg_class_t *type); +H5_DLL void * H5O_shared_decode(H5F_t *f, hid_t dxpl_id, H5O_t *open_oh, + unsigned *ioflags, const uint8_t *buf, const H5O_msg_class_t *type); H5_DLL herr_t H5O_shared_encode(const H5F_t *f, uint8_t *buf/*out*/, const H5O_shared_t *sh_mesg); H5_DLL size_t H5O_shared_size(const H5F_t *f, const H5O_shared_t *sh_mesg); H5_DLL herr_t H5O_shared_delete(H5F_t *f, hid_t dxpl_id, H5O_t *open_oh, const H5O_msg_class_t *mesg_type, H5O_shared_t *sh_mesg); H5_DLL herr_t H5O_shared_link(H5F_t *f, hid_t dxpl_id, H5O_t *open_oh, const H5O_msg_class_t *mesg_type, H5O_shared_t *sh_mesg); -H5_DLL herr_t H5O_shared_copy_file(H5F_t *file_src, H5F_t *file_dst, +H5_DLL herr_t H5O_shared_copy_file(H5F_t *file_src, H5F_t *file_dst, const H5O_msg_class_t *mesg_type, const void *_native_src, void *_native_dst, hbool_t *recompute_size, H5O_copy_t *cpy_info, void *udata, hid_t dxpl_id); H5_DLL herr_t H5O_shared_post_copy_file (H5F_t *f, hid_t dxpl_id, H5O_t *oh, void *mesg); @@ -520,6 +528,9 @@ H5_DLL herr_t H5O_shared_debug(const H5O_shared_t *mesg, FILE *stream, H5_DLL herr_t H5O_attr_reset(void *_mesg); H5_DLL herr_t H5O_attr_delete(H5F_t *f, hid_t dxpl_id, H5O_t *open_oh, void *_mesg); H5_DLL herr_t H5O_attr_link(H5F_t *f, hid_t dxpl_id, H5O_t *open_oh, void *_mesg); +H5_DLL herr_t H5O_attr_count_real(H5F_t *f, hid_t dxpl_id, H5O_t *oh, + hsize_t *nattrs); + /* These functions operate on object locations */ H5_DLL H5O_loc_t *H5O_get_loc(hid_t id); |