summaryrefslogtreecommitdiffstats
path: root/src/H5B2dbg.c
blob: 988a626e25ceb77039acb3c390b3aa8cd9ebf2ca (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
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * Copyright by The HDF Group.                                               *
 * Copyright by the Board of Trustees of the University of Illinois.         *
 * 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://support.hdfgroup.org/ftp/HDF5/releases.  *
 * If you do not have access to either file, you may request a copy from     *
 * help@hdfgroup.org.                                                        *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/*-------------------------------------------------------------------------
 *
 * Created:		H5B2dbg.c
 *			Feb  2 2005
 *			Quincey Koziol
 *
 * Purpose:		Dump debugging information about a v2 B-tree.
 *
 *-------------------------------------------------------------------------
 */

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

#include "H5B2module.h" /* This source code file is part of the H5B2 module */

/***********/
/* Headers */
/***********/
#include "H5private.h"   /* Generic Functions			*/
#include "H5B2pkg.h"     /* v2 B-trees				*/
#include "H5Eprivate.h"  /* Error handling		  	*/
#include "H5FLprivate.h" /* Free Lists                           */

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

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

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

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

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

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

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

/*-------------------------------------------------------------------------
 * Function:	H5B2__hdr_debug
 *
 * Purpose:	Prints debugging info about a B-tree header.
 *
 * Return:	Non-negative on success/Negative on failure
 *
 * Programmer:	Quincey Koziol
 *		Feb  2 2005
 *
 *-------------------------------------------------------------------------
 */
herr_t
H5B2__hdr_debug(H5F_t *f, haddr_t addr, FILE *stream, int indent, int fwidth,
                const H5B2_class_t H5_ATTR_NDEBUG_UNUSED *type, haddr_t H5_ATTR_NDEBUG_UNUSED obj_addr)
{
    H5B2_hdr_t *hdr = NULL;          /* B-tree header info */
    unsigned    u;                   /* Local index variable */
    char        temp_str[128];       /* Temporary string, for formatting */
    herr_t      ret_value = SUCCEED; /* Return value */

    FUNC_ENTER_PACKAGE

    /*
     * Check arguments.
     */
    HDassert(f);
    HDassert(H5F_addr_defined(addr));
    HDassert(H5F_addr_defined(obj_addr));
    HDassert(stream);
    HDassert(indent >= 0);
    HDassert(fwidth >= 0);
    HDassert(type);

    /* Load the B-tree header  */
    if (NULL == (hdr = H5B2__hdr_protect(f, addr, f, H5AC__READ_ONLY_FLAG)))
        HGOTO_ERROR(H5E_BTREE, H5E_CANTLOAD, FAIL, "unable to load B-tree header")

    /* Set file pointer for this B-tree operation */
    hdr->f = f;

    /* Print opening message */
    HDfprintf(stream, "%*sv2 B-tree Header...\n", indent, "");

    /*
     * Print the values.
     */
    HDfprintf(stream, "%*s%-*s %s (%u)\n", indent, "", fwidth, "Tree type ID:", hdr->cls->name,
              (unsigned)hdr->cls->id);
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth, "Size of node:", (unsigned)hdr->node_size);
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
              "Size of raw (disk) record:", (unsigned)hdr->rrec_size);
    HDfprintf(stream, "%*s%-*s %s\n", indent, "", fwidth,
              "Dirty flag:", hdr->cache_info.is_dirty ? "True" : "False");
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth, "Depth:", hdr->depth);
    HDfprintf(stream, "%*s%-*s %Hu\n", indent, "", fwidth, "Number of records in tree:", hdr->root.all_nrec);
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
              "Number of records in root node:", hdr->root.node_nrec);
    HDfprintf(stream, "%*s%-*s %a\n", indent, "", fwidth, "Address of root node:", hdr->root.addr);
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth, "Split percent:", hdr->split_percent);
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth, "Merge percent:", hdr->merge_percent);

    /* Print relevant node info */
    HDfprintf(stream, "%*sNode Info: (max_nrec/split_nrec/merge_nrec)\n", indent, "");
    for (u = 0; u < (unsigned)(hdr->depth + 1); u++) {
        HDsnprintf(temp_str, sizeof(temp_str), "Depth %u:", u);
        HDfprintf(stream, "%*s%-*s (%u/%u/%u)\n", indent + 3, "", MAX(0, fwidth - 3), temp_str,
                  hdr->node_info[u].max_nrec, hdr->node_info[u].split_nrec, hdr->node_info[u].merge_nrec);
    } /* end for */

done:
    if (hdr && H5B2__hdr_unprotect(hdr, H5AC__NO_FLAGS_SET) < 0)
        HDONE_ERROR(H5E_BTREE, H5E_PROTECT, FAIL, "unable to release v2 B-tree header")

    FUNC_LEAVE_NOAPI(ret_value)
} /* end H5B2__hdr_debug() */

/*-------------------------------------------------------------------------
 * Function:	H5B2__int_debug
 *
 * Purpose:	Prints debugging info about a B-tree internal node
 *
 * Return:	Non-negative on success/Negative on failure
 *
 * Programmer:	Quincey Koziol
 *		Feb  4 2005
 *
 *-------------------------------------------------------------------------
 */
herr_t
H5B2__int_debug(H5F_t *f, haddr_t addr, FILE *stream, int indent, int fwidth, const H5B2_class_t *type,
                haddr_t hdr_addr, unsigned nrec, unsigned depth, haddr_t H5_ATTR_NDEBUG_UNUSED obj_addr)
{
    H5B2_hdr_t *     hdr      = NULL;     /* B-tree header */
    H5B2_internal_t *internal = NULL;     /* B-tree internal node */
    H5B2_node_ptr_t  node_ptr;            /* Fake node pointer for protect */
    unsigned         u;                   /* Local index variable */
    char             temp_str[128];       /* Temporary string, for formatting */
    herr_t           ret_value = SUCCEED; /* Return value */

    FUNC_ENTER_PACKAGE

    /*
     * Check arguments.
     */
    HDassert(f);
    HDassert(H5F_addr_defined(addr));
    HDassert(stream);
    HDassert(indent >= 0);
    HDassert(fwidth >= 0);
    HDassert(type);
    HDassert(H5F_addr_defined(hdr_addr));
    HDassert(H5F_addr_defined(obj_addr));
    HDassert(nrec > 0);

    /* Load the B-tree header */
    if (NULL == (hdr = H5B2__hdr_protect(f, hdr_addr, f, H5AC__READ_ONLY_FLAG)))
        HGOTO_ERROR(H5E_BTREE, H5E_CANTLOAD, FAIL, "unable to load v2 B-tree header")

    /* Set file pointer for this B-tree operation */
    hdr->f = f;

    /*
     * Load the B-tree internal node
     */
    H5_CHECK_OVERFLOW(depth, unsigned, uint16_t);
    node_ptr.addr = addr;
    H5_CHECKED_ASSIGN(node_ptr.node_nrec, uint16_t, nrec, unsigned)
    if (NULL == (internal = H5B2__protect_internal(hdr, NULL, &node_ptr, (uint16_t)depth, FALSE,
                                                   H5AC__READ_ONLY_FLAG)))
        HGOTO_ERROR(H5E_BTREE, H5E_CANTLOAD, FAIL, "unable to load B-tree internal node")

    /* Print opening message */
    HDfprintf(stream, "%*sv2 B-tree Internal Node...\n", indent, "");

    /*
     * Print the values.
     */
    HDfprintf(stream, "%*s%-*s %s (%u)\n", indent, "", fwidth, "Tree type ID:", hdr->cls->name,
              (unsigned)hdr->cls->id);
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth, "Size of node:", (unsigned)hdr->node_size);
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
              "Size of raw (disk) record:", (unsigned)hdr->rrec_size);
    HDfprintf(stream, "%*s%-*s %s\n", indent, "", fwidth,
              "Dirty flag:", internal->cache_info.is_dirty ? "True" : "False");
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth, "Number of records in node:", internal->nrec);

    /* Print all node pointers and records */
    for (u = 0; u < internal->nrec; u++) {
        /* Print node pointer */
        HDsnprintf(temp_str, sizeof(temp_str), "Node pointer #%u: (all/node/addr)", u);
        HDfprintf(stream, "%*s%-*s (%Hu/%u/%a)\n", indent + 3, "", MAX(0, fwidth - 3), temp_str,
                  internal->node_ptrs[u].all_nrec, internal->node_ptrs[u].node_nrec,
                  internal->node_ptrs[u].addr);

        /* Print record */
        HDsnprintf(temp_str, sizeof(temp_str), "Record #%u:", u);
        HDfprintf(stream, "%*s%-*s\n", indent + 3, "", MAX(0, fwidth - 3), temp_str);
        HDassert(H5B2_INT_NREC(internal, hdr, u));
        (void)(type->debug)(stream, indent + 6, MAX(0, fwidth - 6), H5B2_INT_NREC(internal, hdr, u),
                            hdr->cb_ctx);
    } /* end for */

    /* Print final node pointer */
    HDsnprintf(temp_str, sizeof(temp_str), "Node pointer #%u: (all/node/addr)", u);
    HDfprintf(stream, "%*s%-*s (%Hu/%u/%a)\n", indent + 3, "", MAX(0, fwidth - 3), temp_str,
              internal->node_ptrs[u].all_nrec, internal->node_ptrs[u].node_nrec, internal->node_ptrs[u].addr);

done:
    if (hdr && H5B2__hdr_unprotect(hdr, H5AC__NO_FLAGS_SET) < 0)
        HDONE_ERROR(H5E_BTREE, H5E_PROTECT, FAIL, "unable to release v2 B-tree header")
    if (internal && H5AC_unprotect(f, H5AC_BT2_INT, addr, internal, H5AC__NO_FLAGS_SET) < 0)
        HDONE_ERROR(H5E_BTREE, H5E_PROTECT, FAIL, "unable to release B-tree internal node")

    FUNC_LEAVE_NOAPI(ret_value)
} /* end H5B2__int_debug() */

/*-------------------------------------------------------------------------
 * Function:	H5B2__leaf_debug
 *
 * Purpose:	Prints debugging info about a B-tree leaf node
 *
 * Return:	Non-negative on success/Negative on failure
 *
 * Programmer:	Quincey Koziol
 *		Feb  7 2005
 *
 *-------------------------------------------------------------------------
 */
herr_t
H5B2__leaf_debug(H5F_t *f, haddr_t addr, FILE *stream, int indent, int fwidth, const H5B2_class_t *type,
                 haddr_t hdr_addr, unsigned nrec, haddr_t H5_ATTR_NDEBUG_UNUSED obj_addr)
{
    H5B2_hdr_t *    hdr  = NULL;         /* B-tree header */
    H5B2_leaf_t *   leaf = NULL;         /* B-tree leaf node */
    H5B2_node_ptr_t node_ptr;            /* Fake node pointer for protect */
    unsigned        u;                   /* Local index variable */
    char            temp_str[128];       /* Temporary string, for formatting */
    herr_t          ret_value = SUCCEED; /* Return value */

    FUNC_ENTER_PACKAGE

    /*
     * Check arguments.
     */
    HDassert(f);
    HDassert(H5F_addr_defined(addr));
    HDassert(stream);
    HDassert(indent >= 0);
    HDassert(fwidth >= 0);
    HDassert(type);
    HDassert(H5F_addr_defined(hdr_addr));
    HDassert(H5F_addr_defined(obj_addr));
    HDassert(nrec > 0);

    /* Load the B-tree header */
    if (NULL == (hdr = H5B2__hdr_protect(f, hdr_addr, f, H5AC__READ_ONLY_FLAG)))
        HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to protect v2 B-tree header")

    /* Set file pointer for this B-tree operation */
    hdr->f = f;

    /*
     * Load the B-tree leaf node
     */
    H5_CHECK_OVERFLOW(nrec, unsigned, uint16_t);
    node_ptr.addr = addr;
    H5_CHECKED_ASSIGN(node_ptr.node_nrec, uint16_t, nrec, unsigned)
    if (NULL == (leaf = H5B2__protect_leaf(hdr, NULL, &node_ptr, FALSE, H5AC__READ_ONLY_FLAG)))
        HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to protect B-tree leaf node")

    /* Print opening message */
    HDfprintf(stream, "%*sv2 B-tree Leaf Node...\n", indent, "");

    /*
     * Print the values.
     */
    HDfprintf(stream, "%*s%-*s %s (%u)\n", indent, "", fwidth, "Tree type ID:", hdr->cls->name,
              (unsigned)hdr->cls->id);
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth, "Size of node:", (unsigned)hdr->node_size);
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
              "Size of raw (disk) record:", (unsigned)hdr->rrec_size);
    HDfprintf(stream, "%*s%-*s %s\n", indent, "", fwidth,
              "Dirty flag:", leaf->cache_info.is_dirty ? "True" : "False");
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth, "Number of records in node:", leaf->nrec);

    /* Print all node pointers and records */
    for (u = 0; u < leaf->nrec; u++) {
        /* Print record */
        HDsnprintf(temp_str, sizeof(temp_str), "Record #%u:", u);
        HDfprintf(stream, "%*s%-*s\n", indent + 3, "", MAX(0, fwidth - 3), temp_str);
        HDassert(H5B2_LEAF_NREC(leaf, hdr, u));
        (void)(type->debug)(stream, indent + 6, MAX(0, fwidth - 6), H5B2_LEAF_NREC(leaf, hdr, u),
                            hdr->cb_ctx);
    } /* end for */

done:
    if (hdr && H5B2__hdr_unprotect(hdr, H5AC__NO_FLAGS_SET) < 0)
        HDONE_ERROR(H5E_BTREE, H5E_PROTECT, FAIL, "unable to release B-tree header")
    if (leaf && H5AC_unprotect(f, H5AC_BT2_LEAF, addr, leaf, H5AC__NO_FLAGS_SET) < 0)
        HDONE_ERROR(H5E_BTREE, H5E_PROTECT, FAIL, "unable to release B-tree leaf node")

    FUNC_LEAVE_NOAPI(ret_value)
} /* end H5B2__leaf_debug() */