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[svn-r12959] Description:

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Add struct definition for H5O_info_t, for review by others.

Tested on:
    Linux/32 2.6 (chicago)
    Linux/64 2.6 (chicago2)
This commit is contained in:
Quincey Koziol 2006-11-21 13:43:36 -05:00
parent 163cf58c9d
commit b7952dd7a2
1 changed files with 34 additions and 5 deletions
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39
src/H5Opublic.h
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@ -21,8 +21,6 @@
* Purpose: Public declarations for the H5O (object header) * Purpose: Public declarations for the H5O (object header)
* package. * package.
* *
* Modifications:
*
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
#ifndef _H5Opublic_H #ifndef _H5Opublic_H
@ -55,10 +53,10 @@
*/ */
#define H5O_MESG_NONE_FLAG 0x0000 /* No shared messages */ #define H5O_MESG_NONE_FLAG 0x0000 /* No shared messages */
#define H5O_MESG_SDSPACE_FLAG 0x0001 /* Simple Dataspace Message. */ #define H5O_MESG_SDSPACE_FLAG 0x0001 /* Simple Dataspace Message. */
#define H5O_MESG_DTYPE_FLAG 0x0002 /* Datatype Message. */ #define H5O_MESG_DTYPE_FLAG 0x0002 /* Datatype Message. */
#define H5O_MESG_FILL_FLAG 0x0004 /* Fill Value Message. */ #define H5O_MESG_FILL_FLAG 0x0004 /* Fill Value Message. */
#define H5O_MESG_PLINE_FLAG 0x0008 /* Filter pipeline message. */ #define H5O_MESG_PLINE_FLAG 0x0008 /* Filter pipeline message. */
#define H5O_MESG_ATTR_FLAG 0x0010 /* Attribute Message. */ #define H5O_MESG_ATTR_FLAG 0x0010 /* Attribute Message. */
#define H5O_MESG_ALL_FLAG (H5O_MESG_SDSPACE_FLAG | H5O_MESG_DTYPE_FLAG | H5O_MESG_FILL_FLAG | H5O_MESG_PLINE_FLAG | H5O_MESG_ATTR_FLAG) #define H5O_MESG_ALL_FLAG (H5O_MESG_SDSPACE_FLAG | H5O_MESG_DTYPE_FLAG | H5O_MESG_FILL_FLAG | H5O_MESG_PLINE_FLAG | H5O_MESG_ATTR_FLAG)
@ -66,6 +64,7 @@
/* Public Typedefs */ /* Public Typedefs */
/*******************/ /*******************/
/* A struct that's part of the H5G_stat_t routine (deprecated) */
typedef struct H5O_stat_t { typedef struct H5O_stat_t {
hsize_t size; /* Total size of object header in file */ hsize_t size; /* Total size of object header in file */
hsize_t free; /* Free space within object header */ hsize_t free; /* Free space within object header */
@ -73,6 +72,34 @@ typedef struct H5O_stat_t {
unsigned nchunks; /* Number of object header chunks */ unsigned nchunks; /* Number of object header chunks */
} H5O_stat_t; } H5O_stat_t;
/* Types of objects in file */
typedef enum H5O_type_t {
H5O_TYPE_UNKNOWN = -1, /* Unknown object type */
H5O_TYPE_GROUP, /* Object is a group */
H5O_TYPE_DATASET, /* Object is a dataset */
H5O_TYPE_NAMED_DATATYPE, /* Object is a named data type */
} H5O_type_t;
/* Information struct for object (for H5Oget_info/H5Oget_info_by_idx) */
typedef struct H5O_info_t {
unsigned long fileno; /* File number that object is located in */
haddr_t addr; /* Object address in file */
H5O_type_t type; /* Basic object type (group, dataset, etc.) */
unsigned rc; /* Reference count of object */
time_t mtime; /* Modification time */
struct {
unsigned version; /* Version number of header format in file */
hsize_t size; /* Total size of object header in file */
hsize_t free; /* Free space within object header */
unsigned nmesgs; /* Number of object header messages */
unsigned nchunks; /* Number of object header chunks */
uint64_t msg_present; /* Flags to indicate presence of message type in header */
uint64_t msg_shared; /* Flags to indicate message type is shared in header */
} hdr;
hsize_t extra; /* Size of additional metadata for an object */
/* (B-tree & heap for groups, B-tree for chunked dataset, etc.) */
} H5O_info_t;
/********************/ /********************/
/* Public Variables */ /* Public Variables */
@ -90,6 +117,8 @@ H5_DLL hid_t H5Oopen(hid_t loc_id, const char *name, hid_t lapl_id);
H5_DLL hid_t H5Oopen_by_addr(hid_t loc_id, haddr_t addr); H5_DLL hid_t H5Oopen_by_addr(hid_t loc_id, haddr_t addr);
H5_DLL hid_t H5Oopen_by_idx(hid_t loc_id, const char *group_name, H5_DLL hid_t H5Oopen_by_idx(hid_t loc_id, const char *group_name,
H5L_index_t idx_type, H5_iter_order_t order, hsize_t n, hid_t lapl_id); H5L_index_t idx_type, H5_iter_order_t order, hsize_t n, hid_t lapl_id);
H5_DLL herr_t H5Oget_info(hid_t loc_id, const char *name, H5O_info_t *oinfo,
hid_t lapl_id);
H5_DLL herr_t H5Oincr_refcount(hid_t object_id); H5_DLL herr_t H5Oincr_refcount(hid_t object_id);
H5_DLL herr_t H5Odecr_refcount(hid_t object_id); H5_DLL herr_t H5Odecr_refcount(hid_t object_id);
H5_DLL herr_t H5Ocopy(hid_t src_loc_id, const char *src_name, hid_t dst_loc_id, H5_DLL herr_t H5Ocopy(hid_t src_loc_id, const char *src_name, hid_t dst_loc_id,