summaryrefslogtreecommitdiffstats
path: root/src/H5Tdeprec.c
blob: 34e3687918e51e517d84f45750b6ff95c2032156 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * Copyright by The HDF Group.                                               *
 * All rights reserved.                                                      *
 *                                                                           *
 * This file is part of HDF5.  The full HDF5 copyright notice, including     *
 * terms governing use, modification, and redistribution, is contained in    *
 * the COPYING file, which can be found at the root of the source code       *
 * distribution tree, or in https://www.hdfgroup.org/licenses.               *
 * If you do not have access to either file, you may request a copy from     *
 * help@hdfgroup.org.                                                        *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/*-------------------------------------------------------------------------
 *
 * Created:	H5Tdeprec.c
 *
 * Purpose:	Deprecated functions from the H5T interface.  These
 *              functions are here for compatibility purposes and may be
 *              removed in the future.  Applications should switch to the
 *              newer APIs.
 *
 *-------------------------------------------------------------------------
 */

/****************/
/* Module Setup */
/****************/

#include "H5Tmodule.h" /* This source code file is part of the H5T module */

/***********/
/* Headers */
/***********/
#include "H5private.h"   /* Generic Functions			*/
#include "H5ACprivate.h" /* Metadata cache                       */
#include "H5CXprivate.h" /* API Contexts                         */
#include "H5Eprivate.h"  /* Error handling		  	*/
#include "H5FOprivate.h" /* File objects				*/
#include "H5Iprivate.h"  /* IDs					*/
#include "H5Ppublic.h"   /* Property Lists			*/
#include "H5Tpkg.h"      /* Datatypes				*/
#include "H5VLprivate.h" /* Virtual Object Layer                 */

/****************/
/* Local Macros */
/****************/

/******************/
/* Local Typedefs */
/******************/

/********************/
/* Package Typedefs */
/********************/

/********************/
/* Local Prototypes */
/********************/

/*********************/
/* Package Variables */
/*********************/

/*****************************/
/* Library Private Variables */
/*****************************/

/*******************/
/* Local Variables */
/*******************/

/* Declare a free list to manage the H5VL_t struct */
H5FL_EXTERN(H5VL_t);

/* Declare a free list to manage the H5VL_object_t struct */
H5FL_EXTERN(H5VL_object_t);

#ifndef H5_NO_DEPRECATED_SYMBOLS

/*-------------------------------------------------------------------------
 * Function:	H5Tcommit1
 *
 * Purpose:	Save a transient datatype to a file and turn the type handle
 *		into a named, immutable type.
 *
 * Note:	Deprecated in favor of H5Tcommit2
 *
 * Return:	Non-negative on success/Negative on failure
 *
 *-------------------------------------------------------------------------
 */
herr_t
H5Tcommit1(hid_t loc_id, const char *name, hid_t type_id)
{
    void             *data    = NULL; /* VOL-managed datatype data */
    H5VL_object_t    *new_obj = NULL; /* VOL object that holds the datatype object and the VOL info */
    H5T_t            *dt      = NULL; /* High level datatype object that wraps the VOL object */
    H5VL_object_t    *vol_obj = NULL; /* Object of loc_id */
    H5VL_loc_params_t loc_params;
    herr_t            ret_value = SUCCEED; /* Return value */

    FUNC_ENTER_API(FAIL)
    H5TRACE3("e", "i*si", loc_id, name, type_id);

    /* Check arguments */
    if (!name || !*name)
        HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no name");
    if (NULL == (dt = (H5T_t *)H5I_object_verify(type_id, H5I_DATATYPE)))
        HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a datatype");
    if (H5T_is_named(dt))
        HGOTO_ERROR(H5E_ARGS, H5E_CANTSET, FAIL, "datatype is already committed");

    /* Set up collective metadata if appropriate */
    if (H5CX_set_loc(loc_id) < 0)
        HGOTO_ERROR(H5E_DATATYPE, H5E_CANTSET, FAIL, "can't set access property list info");

    loc_params.type     = H5VL_OBJECT_BY_SELF;
    loc_params.obj_type = H5I_get_type(loc_id);

    /* get the object from the loc_id */
    if (NULL == (vol_obj = (H5VL_object_t *)H5I_object(loc_id)))
        HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid object identifier");

    /* Commit the datatype */
    if (NULL == (data = H5VL_datatype_commit(vol_obj, &loc_params, name, type_id, H5P_LINK_CREATE_DEFAULT,
                                             H5P_DATATYPE_CREATE_DEFAULT, H5P_DATATYPE_ACCESS_DEFAULT,
                                             H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL)))
        HGOTO_ERROR(H5E_DATATYPE, H5E_CANTINIT, FAIL, "unable to commit datatype");

    /* Set up VOL object */
    if (NULL == (new_obj = H5VL_create_object(data, vol_obj->connector)))
        HGOTO_ERROR(H5E_DATATYPE, H5E_CANTALLOC, FAIL, "can't create VOL object for committed datatype");

    /* Set the committed type object to the VOL connector pointer in the H5T_t struct */
    dt->vol_obj = new_obj;

done:
    FUNC_LEAVE_API(ret_value)
} /* end H5Tcommit1() */

/*-------------------------------------------------------------------------
 * Function:	H5Topen1
 *
 * Purpose:	Opens a named datatype.
 *
 * Note:	Deprecated in favor of H5Topen2
 *
 * Return:	Success:	Object ID of the named datatype.
 *
 *		Failure:	H5I_INVALID_HID
 *
 *-------------------------------------------------------------------------
 */
hid_t
H5Topen1(hid_t loc_id, const char *name)
{
    void             *dt      = NULL; /* Datatype object created by VOL connector */
    H5VL_object_t    *vol_obj = NULL; /* Object of loc_id */
    H5VL_loc_params_t loc_params;
    hid_t             ret_value = H5I_INVALID_HID; /* Return value */

    FUNC_ENTER_API(H5I_INVALID_HID)
    H5TRACE2("i", "i*s", loc_id, name);

    /* Check args */
    if (!name || !*name)
        HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, H5I_INVALID_HID, "no name");

    loc_params.type     = H5VL_OBJECT_BY_SELF;
    loc_params.obj_type = H5I_get_type(loc_id);

    /* Get the location object */
    if (NULL == (vol_obj = (H5VL_object_t *)H5I_object(loc_id)))
        HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, H5I_INVALID_HID, "invalid location identifier");

    /* Open the datatype */
    if (NULL == (dt = H5VL_datatype_open(vol_obj, &loc_params, name, H5P_DATATYPE_ACCESS_DEFAULT,
                                         H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL)))
        HGOTO_ERROR(H5E_DATATYPE, H5E_CANTOPENOBJ, H5I_INVALID_HID, "unable to open named datatype");

    /* Register the type and return the ID */
    if ((ret_value = H5VL_register(H5I_DATATYPE, dt, vol_obj->connector, true)) < 0)
        HGOTO_ERROR(H5E_DATATYPE, H5E_CANTREGISTER, H5I_INVALID_HID, "unable to register named datatype");

done:
    /* Cleanup on error */
    if (H5I_INVALID_HID == ret_value)
        if (dt && H5VL_datatype_close(vol_obj, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0)
            HDONE_ERROR(H5E_DATATYPE, H5E_CLOSEERROR, H5I_INVALID_HID, "unable to close datatype");

    FUNC_LEAVE_API(ret_value)
} /* end H5Topen1() */
#endif /* H5_NO_DEPRECATED_SYMBOLS */