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mirror of https://github.com/FirebirdSQL/firebird.git synced 2025-01-25 00:03:03 +01:00
firebird-mirror/src/jrd/dbg.cpp

1270 lines
29 KiB
C++

/*
* PROGRAM: JRD Access Method
* MODULE: dbg.cpp
* DESCRIPTION: Debugging routines
*
* The contents of this file are subject to the Interbase Public
* License Version 1.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy
* of the License at http://www.Inprise.com/IPL.html
*
* Software distributed under the License is distributed on an
* "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express
* or implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code was created by Inprise Corporation
* and its predecessors. Portions created by Inprise Corporation are
* Copyright (C) Inprise Corporation.
*
* All Rights Reserved.
* Contributor(s): ______________________________________.
*/
#include "firebird.h"
#include <stdio.h>
#include <string.h>
#include <signal.h>
#include "../jrd/jrd.h"
#include "../jrd/lck.h"
#include "../jrd/ods.h"
#include "../jrd/cch.h"
#include "../jrd/dbg.h"
#include "../jrd/val.h"
#include "../jrd/all.h"
#include "../jrd/exe.h"
#include "../jrd/req.h"
#include "../jrd/rse.h"
#include "../jrd/btr.h"
#include "../jrd/sort.h"
#include "../jrd/que.h"
#include "../jrd/cch_proto.h"
#include "../jrd/dbg_proto.h"
#include "../jrd/err_proto.h"
#ifdef SUPERSERVER
#include "../jrd/thd.h"
#include "../jrd/err_proto.h"
#endif
/* Given pointer a field in the block, find the block */
#define BLOCK(fld_ptr, type, fld) (type)((SCHAR*) fld_ptr - OFFSET (type, fld))
#ifndef DEBUG
int debug;
#endif
extern int *dbt_blocks[], dbt_window[], dbt_record_param[];
extern SLONG gds_delta_alloc, gds_max_alloc;
typedef int (*DBG_PFN_V) ();
typedef int (*DBG_PFN_I) (int);
int (*dbg_all) () = DBG_all;
int (*dbg_analyze) (int) = DBG_analyze;
int (*dbg_block) (blk *) = DBG_block;
int (*dbg_eval) (int) = DBG_eval;
int (*dbg_open) () = DBG_open;
int (*dbg_close) () = DBG_close;
int (*dbg_pool) (JrdMemoryPool*) = DBG_pool;
int (*dbg_pretty) (const jrd_nod*, int) = DBG_pretty;
int (*dbg_window) (int *) = DBG_window;
int (*dbg_rpb) (record_param*) = DBG_rpb;
static int (*dbg_bdbs) () = DBG_bdbs;
int (*dbg_examine) (int *) = DBG_examine;
int (*dbg_check) (int) = DBG_check;
#ifdef LINUX
FILE *dbg_file = NULL;
#else
FILE *dbg_file = stdout;
#endif
int DBG_supervisor(int);
int *prior_frame;
static SLONG perm_pool_mem;
static SLONG req_pool_mem;
static SLONG trans_pool_mem;
static SLONG other_pool_mem;
static void go_column(int);
static void prt_dsc(DSC *, int);
static int prt_fields(SCHAR *, int *);
static int prt_que(SCHAR *, QUE);
static int rsb_pretty(const RecordSource*, int);
/* Pick up node names */
#define NODE(type, name, keyword) "name",
static const TEXT* node_names[] = {
#include "../jrd/nod.h"
0
};
#undef NODE
/* rsb types */
static const TEXT* rsb_names[] =
{
"boolean",
"cross",
"dbkey",
"first",
"indexed",
"merge",
"multiple",
"project",
"sequential",
"sort",
"union",
"aggregate",
"ext_sequential", /* External sequential access */
"ext_indexed", /* External indexed access */
"ext_dbkey",
"navigation",
"bit_sieve",
"left_cross",
"procedure"
};
int DBG_all(void)
{
/**************************************
*
* D B G _ a l l
*
**************************************
*
* Functional description
* Print all known blocks.
*
**************************************/
Database* dbb = GET_DBB();
if (!dbg_file) {
dbg_file = fopen("tt:", "w");
}
// if (!dbb || !(vector = dbb->dbb_pools))
if (!dbb || !dbb->dbb_pools.size())
{
return TRUE;
}
Database::pool_vec_type::iterator itr;
Database::pool_vec_type::iterator end = dbb->dbb_pools.end();
for (itr = dbb->dbb_pools.begin(); itr < end; ++itr) {
DBG_pool(*itr);
}
return TRUE;
}
int DBG_analyze(int pool_id)
{
/**************************************
*
* D B G _ a n a l y z e
*
**************************************
*
* Functional description
* Analyze pool by block type and sub-type.
*
**************************************/
HNK hunk;
BLK block;
SSHORT type;
SLONG length;
SLONG total_length = 0;
TEXT **fields;
SqlIdentifier name_padded;
int pool_type;
int i;
struct {
int sum_count;
SLONG sum_length;
} blocks[type_MAX], nodes[nod_MAX], *p, *end;
Database* dbb = GET_DBB();
VEC vector = dbb->dbb_pools;
if (!vector)
return TRUE;
for (p = blocks, end = p + (int) type_MAX; p < end; p++) {
p->sum_count = 0;
p->sum_length = 0;
}
for (p = nodes, end = p + (int) nod_MAX; p < end; p++) {
p->sum_count = 0;
p->sum_length = 0;
}
PLB pool = (PLB) vector->vec_object[pool_id];
if (pool) {
for (hunk = pool->plb_hunks; hunk; hunk = hunk->hnk_next) {
const char* hunk_end = ((char*)hunk->hnk_address) + hunk->hnk_length;
for (block = (BLK) hunk->hnk_address; block != (const BLK) hunk_end;
block = (BLK) ((SCHAR *) block + length))
{
type = block->blk_type;
length = block->blk_length << SHIFT;
total_length += length;
if (type <= (SSHORT) type_MIN || type >= (SSHORT) type_MAX) {
fprintf(dbg_file, "***punt***\n");
break;
}
p = blocks + type;
p->sum_count++;
p->sum_length += length;
if (type == (SSHORT) type_nod) {
p = nodes + (int) ((jrd_nod*) block)->nod_type;
p->sum_count++;
p->sum_length += length;
}
}
}
}
if (pool->plb_pool_id == 0) {
pool_type = 1;
perm_pool_mem = total_length / 1024;
fprintf(dbg_file, "\nPool %d (Permanent pool)\n",
pool->plb_pool_id);
}
else {
for (p = blocks, end = p + (int) type_MAX, type = 0; p < end;
p++, type++)
{
if (p->sum_count)
fields = reinterpret_cast<char**>(dbt_blocks[type]);
if (!strcmp(*fields, "TRANSACTION") && p->sum_count) {
pool_type = 2;
trans_pool_mem += (total_length / 1024);
fprintf(dbg_file, "\nPool %d (Transaction pool)\n",
pool->plb_pool_id);
break;
}
if (!strcmp(*fields, "REQUEST") && p->sum_count) {
pool_type = 3;
req_pool_mem += (total_length / 1024);
fprintf(dbg_file, "\nPool %d (Request pool)\n",
pool->plb_pool_id);
break;
}
}
}
if (!pool_type) {
other_pool_mem += (total_length / 1024);
fprintf(dbg_file, "\nPool %d\n", pool->plb_pool_id);
}
fprintf(dbg_file,
"Summary by block types: (total length of pool = %ldk)\n",
total_length / 1024);
for (p = blocks, end = p + (int) type_MAX, type = 0; p < end; p++, type++)
if (p->sum_count) {
fields = reinterpret_cast<char**>(dbt_blocks[type]);
for (i = 0; i < MAX_SQL_IDENTIFIER_LEN; name_padded[i++] = ' ');
name_padded[i] = '\0';
for (i = 0; (*fields)[i]; i++)
name_padded[i] = (*fields)[i];
fprintf(dbg_file, "\t%s\t%d\t%ld\n", name_padded, p->sum_count,
p->sum_length);
}
fprintf(dbg_file, "Summary by node types:\n");
for (p = nodes, end = p + (int) nod_MAX, type = 0; p < end; p++, type++)
if (p->sum_count) {
const TEXT* node_name = node_names[type];
for (i = 0; i < 31; name_padded[i++] = ' ');
name_padded[i] = '\0';
for (i = 0; node_name[i]; i++)
name_padded[i] = node_name[i];
fprintf(dbg_file, "\t%s\t%d\t%ld\n", name_padded, p->sum_count,
p->sum_length);
}
return pool_type;
}
int DBG_bdbs(void)
{
/**************************************
*
* D B G _ b d b s
*
**************************************
*
* Functional description
*
**************************************/
Database* dbb = GET_DBB();
BufferControl* bcb = dbb->dbb_bcb;
for (unsigned int i = 0; i < bcb->bcb_count; i++)
DBG_block(bcb->bcb_rpt[i].bcb_bdb);
return TRUE;
}
int DBG_precedence(void)
{
/**************************************
*
* D B G _ p r e c e d e n c e
*
**************************************
*
* Functional description
*
**************************************/
QUE que_inst;
Precedence* precedence;
BufferDesc* hi_bdb;
BufferDesc* lo_bdb;
Database* dbb = GET_DBB();
BufferControl* bcb = dbb->dbb_bcb;
for (unsigned int i = 0; i < bcb->bcb_count; i++) {
const BufferDesc* bdb = bcb->bcb_rpt[i].bcb_bdb;
if (bdb->bdb_flags || bdb->bdb_ast_flags) {
fprintf(dbg_file, "BufferDesc %d:\tpage %"SLONGFORMAT"", i, bdb->bdb_page);
if (bdb->bdb_flags & BDB_dirty)
fprintf(dbg_file, ", dirty");
if (bdb->bdb_ast_flags & BDB_blocking)
fprintf(dbg_file, ", blocking");
if (bdb->bdb_flags & BDB_writer)
fprintf(dbg_file, ", writer");
if (bdb->bdb_flags & BDB_marked)
fprintf(dbg_file, ", marked");
if (bdb->bdb_flags & BDB_must_write)
fprintf(dbg_file, ", must_write");
if (bdb->bdb_flags & BDB_faked)
fprintf(dbg_file, ", faked");
if (bdb->bdb_flags & BDB_system_dirty)
fprintf(dbg_file, ", system_dirty");
if (bdb->bdb_flags & BDB_io_error)
fprintf(dbg_file, ", io_error");
if (bdb->bdb_flags & BDB_read_pending)
fprintf(dbg_file, ", read_pending");
if (bdb->bdb_flags & BDB_free_pending)
fprintf(dbg_file, ", free_pending");
if (bdb->bdb_flags & BDB_not_valid)
fprintf(dbg_file, ", not_valid");
if (bdb->bdb_flags & BDB_db_dirty)
fprintf(dbg_file, ", db_dirty");
if (bdb->bdb_flags & BDB_checkpoint)
fprintf(dbg_file, ", checkpoint");
fprintf(dbg_file, "\n");
if (QUE_NOT_EMPTY(bdb->bdb_higher)) {
fprintf(dbg_file, "\tdirect higher precedence pages:");
for (que_inst = bdb->bdb_higher.que_forward;
que_inst != &bdb->bdb_higher; que_inst = que_inst->que_forward)
{
precedence = BLOCK(que_inst, Precedence*, pre_higher);
hi_bdb = precedence->pre_hi;
fprintf(dbg_file, " %"SLONGFORMAT"", hi_bdb->bdb_page);
if (precedence->pre_flags & PRE_cleared)
fprintf(dbg_file, "(cleared)");
}
fprintf(dbg_file, "\n");
}
if (QUE_NOT_EMPTY(bdb->bdb_lower)) {
fprintf(dbg_file, "\tdirect lower precedence pages:");
for (que_inst = bdb->bdb_lower.que_forward; que_inst != &bdb->bdb_lower;
que_inst = que_inst->que_forward)
{
precedence = BLOCK(que_inst, Precedence*, pre_lower);
lo_bdb = precedence->pre_low;
fprintf(dbg_file, " %"SLONGFORMAT"", lo_bdb->bdb_page);
if (precedence->pre_flags & PRE_cleared)
fprintf(dbg_file, "(cleared)");
}
fprintf(dbg_file, "\n");
}
}
}
return TRUE;
}
int DBG_block(BLK block)
{
/**************************************
*
* D B G _ b l o c k
*
**************************************
*
* Functional description
* Print a formatted block
*
**************************************/
int *fields;
int i;
SCHAR s[10], string[100], *p;
DSC *desc;
#undef BLOCK
#define BLOCK(struct) ((struct) block)
if (!block) {
fprintf(dbg_file, "*** NULL ***\n");
return FALSE;
}
if (block->blk_type <= (SCHAR) type_MIN
|| block->blk_type >= (SCHAR) type_MAX)
{
fprintf(dbg_file, "%X\t*** BAD BLOCK (%d) ***\n", block,
block->blk_type);
return FALSE;
}
if (!block->blk_length) {
fprintf(dbg_file, "%X\t*** BAD BLOCK LENGTH (%d) ***\n", block,
block->blk_length);
return FALSE;
}
fields = dbt_blocks[block->blk_type];
fprintf(dbg_file, "\n%X\t%s (%d)", block, *fields++,
block->blk_length);
if (block->blk_type == (SCHAR) type_nod)
fprintf(dbg_file, " -- %s",
node_names[(int) ((jrd_nod*) block)->nod_type]);
prt_fields(reinterpret_cast<char*>(block), fields);
switch ((enum blk_t) block->blk_type) {
case type_vec:
fprintf(dbg_file, "\t");
p = string;
*p = 0;
for (i = 0; i < ((VEC) block)->vec_count; i++) {
sprintf(p, "%X, ", ((VEC) block)->vec_object[i]);
if (strlen(string) > 60) {
fprintf(dbg_file, "%s\n", string);
strcpy(string, "\t\t");
}
p = string + strlen(string);
}
fprintf(dbg_file, "%s\n", string);
break;
case type_vcl:
fprintf(dbg_file, "\t");
p = string;
*p = 0;
for (i = 0; i < ((VCL) block)->vcl_count; i++) {
sprintf(p, "%X, ", ((VCL) block)->vcl_long[i]);
if (strlen(string) > 60) {
fprintf(dbg_file, "%s\n", string);
strcpy(string, "\t\t");
}
p = string + strlen(string);
}
fprintf(dbg_file, "%s\n", string);
break;
case type_bcb:
prt_que("Empty", &BLOCK(BufferControl*)->bcb_empty);
for (i = 0; i < BLOCK(BufferControl*)->bcb_count; i++) {
sprintf(s, "mod %d", i);
prt_que(s, &BLOCK(BufferControl*)->bcb_rpt[i].bcb_page_mod);
}
break;
case type_bdb:
fprintf(dbg_file,
"\tUse count: %d, page: %d, flags: %x, ast flags: %x\n",
((BufferDesc*) block)->bdb_use_count, ((BufferDesc*) block)->bdb_page,
((BufferDesc*) block)->bdb_flags, ((BufferDesc*) block)->bdb_ast_flags);
fprintf(dbg_file,
"\tParent: %X, left: %X, right: %X, dirty mask: %X\n",
((BufferDesc*) block)->bdb_parent, ((BufferDesc*) block)->bdb_left,
((BufferDesc*) block)->bdb_right, ((BufferDesc*) block)->bdb_transactions);
prt_que("Que", &BLOCK(BufferDesc*)->bdb_que);
prt_que("Higher", &BLOCK(BufferDesc*)->bdb_higher);
prt_que("Lower", &BLOCK(BufferDesc*)->bdb_lower);
break;
case type_pre:
prt_que("Higher", &BLOCK(Precedence*)->pre_higher);
prt_que("Lower", &BLOCK(Precedence*)->pre_lower);
break;
case type_fmt:
fprintf(dbg_file, "\t");
for (i = 0, desc = BLOCK(Format*)->fmt_desc;
i < BLOCK(Format*)->fmt_count; desc++, i++)
{
prt_dsc(desc, (i % 4) * 20);
if (i % 4 == 3)
fprintf(dbg_file, "\n\t");
}
fprintf(dbg_file, "\n");
break;
default: /* Shut up compiler warnings */
break;
}
return TRUE;
}
int DBG_check(int pool_id)
{
/**************************************
*
* D B G _ c h e c k
*
**************************************
*
* Functional description
* Check pool for integrity.
*
**************************************/
Database* dbb = GET_DBB();
int corrupt = 0;
VEC vector = dbb->dbb_pools;
if (!vector)
return corrupt;
PLB pool = (PLB) vector->vec_object[pool_id];
if (pool) {
for (HNK hunk = pool->plb_hunks; hunk; hunk = hunk->hnk_next) {
const char* hunk_end = ((char*)hunk->hnk_address) + hunk->hnk_length;
for (blk* block = (BLK) hunk->hnk_address; block != (const BLK) hunk_end;
block =
(BLK) ((SCHAR *) block + (block->blk_length << SHIFT))) {
if (block->blk_pool_id != (UCHAR) pool_id) {
fprintf(dbg_file, "%X\t*** BAD POOL ID (%d) ***\n",
block, block->blk_pool_id);
++corrupt;
break;
}
if (block->blk_type <= (SCHAR) type_MIN
|| block->blk_type >= (SCHAR) type_MAX)
{
fprintf(dbg_file, "%X\t*** BAD BLOCK (%d) ***\n",
block, block->blk_type);
++corrupt;
break;
}
if (!block->blk_length) {
fprintf(dbg_file,
"%X\t*** BAD BLOCK LENGTH (%d) ***\n", block,
block->blk_length);
++corrupt;
break;
}
}
}
}
return corrupt;
}
int DBG_close(void)
{
/**************************************
*
* D B G _ c l o s e
*
**************************************
*
* Functional description
* Close the debugging file.
*
**************************************/
fprintf(dbg_file, "\014\014");
fclose(dbg_file);
dbg_file = stdout;
return TRUE;
}
int DBG_eval(int n)
{
/**************************************
*
* D B G _ e v a l
*
**************************************
*
* Functional description
* Examine a value.
*
**************************************/
fprintf(dbg_file, "octal = %X, decimal = %d, hex = %x\n", n, n, n);
return TRUE;
}
int DBG_examine(int *n)
{
/**************************************
*
* D B G _ e x a m i n e
*
**************************************
*
* Functional description
* Examine a value.
*
**************************************/
fprintf(dbg_file, "octal = %X, decimal = %d, hex = %x\n", *n, *n, *n);
return TRUE;
}
int DBG_init(void)
{
/**************************************
*
* D B G _ i n i t
*
**************************************
*
* Functional description
*
**************************************/
/*
sigset (2, &DBG_supervisor);
*/
return TRUE;
}
int DBG_open(void)
{
/**************************************
*
* D B G _ o p e n
*
**************************************
*
* Functional description
* Open a debugging output file.
*
**************************************/
SCHAR filename[64];
printf("Debug file: ");
scanf("%s", filename);
dbg_file = fopen(filename, "w");
return TRUE;
}
int DBG_pool(JrdMemoryPool *pool)
{
/**************************************
*
* D B G _ p o o l
*
**************************************
*
* Functional description
* Print all known blocks.
*
**************************************/
pool->print_memory_pool_info(dbg_file, 0, DBG_block);
return TRUE;
}
int DBG_pretty(const jrd_nod* node, int column)
{
/**************************************
*
* D B G _ p r e t t y
*
**************************************
*
* Functional description
* Pretty print a node tree.
*
**************************************/
int i;
#define NODE(struct) ((struct) node)
if (node && node->blk_type == (SCHAR) type_rsb)
return rsb_pretty(reinterpret_cast<const RecordSource*>(node), column);
fprintf(dbg_file, "%8X\t", node);
for (i = 0; i < column; i++)
putc(' ', dbg_file);
if (node == NULL)
return fprintf(dbg_file, "*** null ***\n");
if (node->blk_type != (SCHAR) type_nod)
return fprintf(dbg_file, "*** bad node ***\n");
fprintf(dbg_file, "%s (%"SLONGFORMAT")", node_names[(int) node->nod_type],
node->nod_impure);
column += 4;
const jrd_rel* relation;
const jrd_prc* procedure;
const jrd_nod* const* ptr;
const jrd_nod* const* end;
const IndexRetrieval* retrieval;
switch (node->nod_type) {
case nod_rse:
{
const RecordSelExpr* recse = (RecordSelExpr*) node;
fprintf(dbg_file, "\n");
if (recse->rse_rsb)
DBG_pretty(reinterpret_cast<const jrd_nod*>(recse->rse_rsb), column);
else {
DBG_pretty(recse->rse_first, column);
DBG_pretty(recse->rse_boolean, column);
DBG_pretty(recse->rse_sorted, column);
DBG_pretty(recse->rse_projection, column);
for (ptr = recse->rse_relation, end = ptr + recse->rse_count;
ptr < end; ptr++)
{
DBG_pretty(*ptr, column);
}
}
break;
}
case nod_argument:
fprintf(dbg_file, ", id: %d, message: %X\n",
node->nod_arg[e_arg_number], node->nod_arg[e_arg_message]);
if (node->nod_arg[e_arg_flag]) {
for (i = 0; i < column + 10; i++)
putc(' ', dbg_file);
fprintf(dbg_file, "flag:\n");
DBG_pretty(node->nod_arg[e_arg_flag], column);
}
if (node->nod_arg[e_arg_indicator]) {
for (i = 0; i < column + 10; i++)
putc(' ', dbg_file);
fprintf(dbg_file, "indicator:\n");
DBG_pretty(node->nod_arg[e_arg_flag], column);
}
return TRUE;
case nod_message:
fprintf(dbg_file, ", number: %d, format: %X\n",
node->nod_arg[e_msg_number], node->nod_arg[e_msg_format]);
return TRUE;
case nod_field:
fprintf(dbg_file, ", stream: %d, id: %d\n",
node->nod_arg[e_fld_stream], node->nod_arg[e_fld_id]);
return TRUE;
case nod_index:
retrieval = (IndexRetrieval*) node->nod_arg[e_idx_retrieval];
fprintf(dbg_file, ", id: %d\n", retrieval->irb_index);
for (ptr = retrieval->irb_value, end =
ptr + retrieval->irb_lower_count; ptr < end; ptr++)
{
DBG_pretty(*ptr, column);
}
for (end = ptr + retrieval->irb_upper_count; ptr < end; ptr++)
DBG_pretty(*ptr, column);
return TRUE;
case nod_relation:
relation = (jrd_rel*) node->nod_arg[e_rel_relation];
fprintf(dbg_file, ", stream: %d, %s (%X)\n",
node->nod_arg[e_rel_stream], relation->rel_name, relation);
return TRUE;
case nod_procedure:
{
const SSHORT procedure_id = (SSHORT)(SLONG) node->nod_arg[e_prc_procedure];
fprintf(dbg_file, ", stream: %d, prc_id: %d\n",
node->nod_arg[e_prc_stream], procedure_id);
if (node->nod_arg[e_prc_inputs])
DBG_pretty(node->nod_arg[e_prc_inputs], column);
return TRUE;
}
case nod_exec_proc:
procedure = (jrd_prc*) node->nod_arg[e_esp_procedure];
fprintf(dbg_file, ", name: %s (%X)\n",
procedure->prc_name->c_str(), procedure);
for (ptr = node->nod_arg, end = ptr + node->nod_count; ptr < end;
ptr++)
{
DBG_pretty(*ptr, column);
}
return TRUE;
case nod_union:
fprintf(dbg_file, ", stream: %d\n", node->nod_arg[e_uni_stream]);
DBG_pretty(node->nod_arg[e_uni_clauses], column);
return TRUE;
case nod_aggregate:
fprintf(dbg_file, ", stream: %d\n", node->nod_arg[e_agg_stream]);
DBG_pretty(node->nod_arg[e_agg_rse], column);
DBG_pretty(node->nod_arg[e_agg_group], column);
DBG_pretty(node->nod_arg[e_agg_map], column);
return TRUE;
case nod_max:
case nod_min:
case nod_average:
case nod_total:
case nod_count:
fprintf(dbg_file, "\n");
DBG_pretty(node->nod_arg[e_stat_rse], column);
DBG_pretty(node->nod_arg[e_stat_value], column);
DBG_pretty(node->nod_arg[e_stat_default], column);
return TRUE;
default:
fprintf(dbg_file, "\n");
for (ptr = node->nod_arg, end = ptr + node->nod_count; ptr < end;
ptr++)
{
DBG_pretty(*ptr, column);
}
}
if (node->nod_type == nod_for && node->nod_arg[e_for_rsb]) {
rsb_pretty(reinterpret_cast<const RecordSource*>(node->nod_arg[e_for_rsb]),
column);
return TRUE;
}
return FALSE;
}
int DBG_supervisor(int arg)
{
/**************************************
*
* D B G _ s u p e r v i s o r
*
**************************************
*
* Functional description
*
**************************************/
prior_frame = (int *) *(&arg - 2);
debug = 0;
#ifndef VMS
fprintf(dbg_file, "\nEntering JRD diagnostic DBG_supervisor\n");
int yyparse();
yyparse();
fprintf(dbg_file, "\nLeaving JRD diagnostic DBG_supervisor\n");
DBG_init();
#endif
return TRUE;
}
int DBG_rpb(record_param* rpb)
{
/**************************************
*
* D B G _ r p b
*
**************************************
*
* Functional description
* Print a record paramter block
*
**************************************/
fprintf(dbg_file, "\n%X\tRECORD PARAMETER BLOCK", rpb);
prt_fields(reinterpret_cast<char*>(rpb), dbt_record_param);
DBG_window(reinterpret_cast<int*>(&rpb->rpb_window));
return TRUE;
}
int DBG_smb(SortMap* smb, int column)
{
/**************************************
*
* D B G _ s m b
*
**************************************
*
* Functional description
* Pretty print an SortMap (Sort Memory Block)
*
**************************************/
int i;
go_column(column);
fprintf(dbg_file, "SortMap\n");
go_column(column);
fprintf(dbg_file,
"keys = %d, count = %d length = %d, key_length = %d\n",
smb->smb_keys, smb->smb_count, smb->smb_length,
smb->smb_key_length);
for (i = 0; i < smb->smb_keys; i++) {
go_column(column + 2);
fprintf(dbg_file,
"key [%d] dtype = %d flags = %d length = %d offset = %d, vary_offset = %d\n",
i,
smb->smb_key_desc[i].skd_dtype,
smb->smb_key_desc[i].skd_flags,
smb->smb_key_desc[i].skd_length,
smb->smb_key_desc[i].skd_offset,
smb->smb_key_desc[i].skd_vary_offset);
}
for (i = 0; i < smb->smb_count; i++) {
smb_repeat* ptr = &smb->smb_rpt[i];
go_column(column + 2);
fprintf(dbg_file, "fld [%d] flag = %d stream = %d field = %d\n",
i, ptr->smb_flag_offset, ptr->smb_stream,
ptr->smb_field_id);
prt_dsc(&ptr->smb_desc, column + 4);
DBG_pretty(ptr->smb_node, column + 4);
}
return TRUE;
}
int DBG_verify(void)
{
/**************************************
*
* D B G _ v e r i f y
*
**************************************
*
* Functional description
* Verify integrity of all pools.
*
**************************************/
Database* dbb = GET_DBB();
if (!dbg_file)
dbg_file = fopen("tt:", "w");
VEC vector;
if (!dbb || !(vector = dbb->dbb_pools))
return TRUE;
for (int i = 0; i < vector->vec_count; i++)
DBG_check(i);
return TRUE;
}
int DBG_window(int *window)
{
/**************************************
*
* D B G _ w i n d o w
*
**************************************
*
* Functional description
* Print a window paramter block
*
**************************************/
fprintf(dbg_file, "\n%X\tWINDOW", window);
prt_fields(reinterpret_cast<char*>(window), dbt_window);
return TRUE;
}
int DBG_memory(void)
{
/**************************************
*
* D B G _ m e m o r y
*
**************************************
*
* Functional description
* Print memory usage
*
**************************************/
Database* dbb = GET_DBB();
fprintf(dbg_file, "MEMORY UTILIZATION for database\n\n");
#ifdef V4_THREADING
V4_RW_LOCK_LOCK(dbb->dbb_rw_locks + DBB_WLCK_pools, WLCK_read);
#endif
/* walk through all the pools in the database */
perm_pool_mem = 0;
req_pool_mem = 0;
trans_pool_mem = 0;
other_pool_mem = 0;
int trans_pools = 0;
int req_pools = 0;
int other_pools = 0;
VEC vector = dbb->dbb_pools;
for (int pool_id = 0; pool_id < vector->vec_count; pool_id++) {
PLB pool = (PLB) vector->vec_object[pool_id];
if (!pool)
continue;
const int pool_type = DBG_analyze(pool_id);
switch (pool_type) {
case 1:
break;
case 2:
trans_pools++;
break;
case 3:
req_pools++;
break;
default:
other_pools++;
break;
}
}
fprintf(dbg_file, "\nTotal memory used in the PERMANENT pool = %ldk\n",
perm_pool_mem);
fprintf(dbg_file,
"Total memory used in the %d TRANSACTION pools combined = %ldk\n",
trans_pools, trans_pool_mem);
fprintf(dbg_file,
"Total memory used in the %d REQUEST pools combined = %ldk\n",
req_pools, req_pool_mem);
fprintf(dbg_file,
"Total memory used in the %d OTHER pools combined = %ldk\n",
other_pools, other_pool_mem);
fprintf(dbg_file,
"Total memory used in all the pools combined = %ldk\n",
trans_pool_mem + req_pool_mem + other_pool_mem +
perm_pool_mem);
fprintf(dbg_file, "\nMemory malloc-ed = %ldk\n", gds_max_alloc / 1024);
fprintf(dbg_file, "Memory used of the malloc-ed memory = %ldk\n",
gds_delta_alloc / 1024);
#ifdef V4_THREADING
V4_RW_LOCK_UNLOCK(dbb->dbb_rw_locks + DBB_WLCK_pools);
#endif
return TRUE;
}
static void go_column(int column)
{
/**************************************
*
* g o _ c o l u m n
*
**************************************
*
* Functional description
* Utility function to print a bunch of spaces.
*
**************************************/
while (column-- > 0)
fprintf(dbg_file, " ");
}
static void prt_dsc(DSC * desc, int column)
{
/**************************************
*
* p r t _ d s c
*
**************************************
*
* Functional description
* Pretty print an dsc.
*
**************************************/
go_column(column);
fprintf(dbg_file, "(a=%d, t=%d, l=%d, scale=%d, subtype=%d)\n",
desc->dsc_address, desc->dsc_dtype, desc->dsc_length,
desc->dsc_scale, desc->dsc_sub_type);
}
static int prt_fields(SCHAR * block, int *fields)
{
/**************************************
*
* p r t _ f i e l d s
*
**************************************
*
* Functional description
* Print structured block.
*
**************************************/
int length, offset;
TEXT *string, *ptr, *p, s[80];
int column = 99;
while ( (string = (TEXT *) * fields++) ) {
offset = *fields++;
length = *fields++;
ptr = (SCHAR *) block + offset;
switch (length) {
case 0:
case 1:
sprintf(s, string, *ptr);
break;
case 2:
sprintf(s, string, *(SSHORT *) ptr);
break;
case 4:
sprintf(s, string, *(SLONG *) ptr);
break;
}
for (p = s, length = 0; *p++;)
length++;
if ((column += length + 1) >= 60) {
fprintf(dbg_file, "\n\t");
column = length + 1;
}
fprintf(dbg_file, "%s ", s);
}
fprintf(dbg_file, "\n");
return TRUE;
}
static int prt_que(SCHAR * string, QUE que_inst)
{
/**************************************
*
* p r t _ q u e
*
**************************************
*
* Functional description
* Print a formatted que_inst entry.
*
**************************************/
fprintf(dbg_file, "\t%X %s forward: %X, backward: %X\n",
que_inst, string, que_inst->que_forward, que_inst->que_backward);
return TRUE;
}
static int rsb_pretty(const RecordSource* rsb, int column)
{
/**************************************
*
* r s b _ p r e t t y
*
**************************************
*
* Functional description
* Pretty print an rsb tree.
*
**************************************/
fprintf(dbg_file, "%X\t", rsb);
for (int i = 0; i < column; i++)
putc(' ', dbg_file);
if (rsb == NULL)
return fprintf(dbg_file, "*** null ***\n");
if (rsb->blk_type != (SCHAR) type_rsb)
return fprintf(dbg_file, "*** bad rsb ***\n");
fprintf(dbg_file, "%s (%d), stream: %d",
rsb_names[(int) rsb->rsb_type], rsb->rsb_impure,
rsb->rsb_stream);
jrd_rel* relation = rsb->rsb_relation;
if (relation) {
fprintf(dbg_file, " %s", relation->rel_name);
}
column += 4;
fprintf(dbg_file, "\n");
const RecordSource* const* ptr = rsb->rsb_arg;
if (rsb->rsb_type == rsb_merge) {
for (const RecordSource* const* const end = ptr + rsb->rsb_count * 2; ptr < end;
ptr += 2)
{
DBG_pretty(reinterpret_cast<jrd_nod*>(*ptr), column);
}
}
else if (rsb->rsb_type != rsb_left_cross) {
for (const RecordSource* const* const end = ptr + rsb->rsb_count; ptr < end; ptr++)
{
DBG_pretty(reinterpret_cast<jrd_nod*>(*ptr), column);
}
}
else {
for (const RecordSource* const* const end = ptr + rsb->rsb_count + 1; ptr < end;
ptr++)
{
DBG_pretty(reinterpret_cast<jrd_nod*>(*ptr), column);
}
}
if (rsb->rsb_next)
DBG_pretty(reinterpret_cast<jrd_nod*>(rsb->rsb_next), column);
return TRUE;
}
void yyerror(const char* string)
{
/**************************************
*
* y y e r r o r
*
**************************************
*
* Functional description
* YACC error function. Boring.
*
**************************************/
fprintf(dbg_file, "%s\n", string);
}
int yywrap(void)
{
/**************************************
*
* y y w r a p
*
**************************************
*
* Functional description
* Wrapup function for YACC.
*
**************************************/
return (1);
}