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/*
* Token attributes for the dmalloc program and _dmalloc_flags
*
* Copyright 2000 by Gray Watson
*
* This file is part of the dmalloc package.
*
* Permission to use, copy, modify, and distribute this software for
* any purpose and without fee is hereby granted, provided that the
* above copyright notice and this permission notice appear in all
* copies, and that the name of Gray Watson not be used in advertising
* or publicity pertaining to distribution of the document or software
* without specific, written prior permission.
*
* Gray Watson makes no representations about the suitability of the
* software described herein for any purpose. It is provided "as is"
* without express or implied warranty.
*
* The author may be contacted via http://dmalloc.com/
*
* $Id: debug_tok.h,v 1.41 2004/09/13 05:13:29 gray Exp $
*/
#ifndef __DEBUG_TOK_H__
#define __DEBUG_TOK_H__
#include "dmalloc_loc.h" /* for BIT_FLAG */
/*
* special debug codes which detail what debug features are enabled
* NOTE: need to change debug_tok.h, mallocrc, and malloc.texi if any
* capabilities are added/removed/updated
*/
/* logging */
#define DEBUG_LOG_STATS BIT_FLAG(0) /* generally log statistics */
#define DEBUG_LOG_NONFREE BIT_FLAG(1) /* report non-freed pointers */
#define DEBUG_LOG_KNOWN BIT_FLAG(2) /* report only known nonfreed*/
#define DEBUG_LOG_TRANS BIT_FLAG(3) /* log memory transactions */
/* 4 available - 20001107 */
#define DEBUG_LOG_ADMIN BIT_FLAG(5) /* log background admin info */
/* 6 available 20030508 */
/* 7 available - 20001107 */
#define DEBUG_LOG_BAD_SPACE BIT_FLAG(8) /* dump space from bad pnt */
#define DEBUG_LOG_NONFREE_SPACE BIT_FLAG(9) /* dump space from non-freed */
#define DEBUG_LOG_ELAPSED_TIME BIT_FLAG(18) /* log pnt elapsed time info */
#define DEBUG_LOG_CURRENT_TIME BIT_FLAG(19) /* log pnt current time info */
/* checking */
#define DEBUG_CHECK_FENCE BIT_FLAG(10) /* check fence-post errors */
#define DEBUG_CHECK_HEAP BIT_FLAG(11) /* examine heap adm structs */
/* 12 available - 20030608 */
#define DEBUG_CHECK_BLANK BIT_FLAG(13) /* check blank sections */
#define DEBUG_CHECK_FUNCS BIT_FLAG(14) /* check functions */
#define DEBUG_CHECK_SHUTDOWN BIT_FLAG(15) /* check pointers on shutdown*/
/* misc */
/* 16 available - 20040709 */
#define DEBUG_CATCH_SIGNALS BIT_FLAG(17) /* catch HUP, INT, and TERM */
/* 18,19 used above */
#define DEBUG_REALLOC_COPY BIT_FLAG(20) /* copy all reallocations */
#define DEBUG_FREE_BLANK BIT_FLAG(21) /* write over free'd memory */
#define DEBUG_ERROR_ABORT BIT_FLAG(22) /* abort on error else exit */
#define DEBUG_ALLOC_BLANK BIT_FLAG(23) /* write over to-be-alloced */
/* 24 available - 20030508 */
#define DEBUG_PRINT_MESSAGES BIT_FLAG(25) /* write messages to STDERR */
#define DEBUG_CATCH_NULL BIT_FLAG(26) /* quit before return null */
#define DEBUG_NEVER_REUSE BIT_FLAG(27) /* never reuse memory */
#define DEBUG_ERROR_FREE_NULL BIT_FLAG(28) /* catch free(0) */
/* 29 available - 20011130 */
#define DEBUG_ERROR_DUMP BIT_FLAG(30) /* dump core on error */
/* 31 is the high bit and off-limits */
/*
* structure for mapping the string to the numerical token
*/
typedef struct {
char *at_string; /* attribute string */
unsigned long at_value; /* value for the item */
char *at_desc; /* description string */
} attr_t;
static attr_t attributes[]
#ifdef __GNUC__
__attribute__ ((unused))
#endif
= {
{ "none", 0,
"no functionality" },
{ "log-stats", DEBUG_LOG_STATS, "log general statistics" },
{ "log-non-free", DEBUG_LOG_NONFREE, "log non-freed pointers" },
{ "log-known", DEBUG_LOG_KNOWN, "log only known non-freed" },
{ "log-trans", DEBUG_LOG_TRANS, "log memory transactions" },
{ "log-admin", DEBUG_LOG_ADMIN, "log administrative info" },
{ "log-bad-space", DEBUG_LOG_BAD_SPACE, "dump space from bad pnt" },
{ "log-nonfree-space",DEBUG_LOG_NONFREE_SPACE,
"dump space from non-freed pointers" },
{ "log-elapsed-time", DEBUG_LOG_ELAPSED_TIME,
"log elapsed-time for allocated pointer" },
{ "log-current-time", DEBUG_LOG_CURRENT_TIME,
"log current-time for allocated pointer" },
{ "check-fence", DEBUG_CHECK_FENCE, "check fence-post errors" },
{ "check-heap", DEBUG_CHECK_HEAP, "check heap adm structs" },
{ "check-blank", DEBUG_CHECK_BLANK,
"check mem overwritten by alloc-blank, free-blank" },
{ "check-funcs", DEBUG_CHECK_FUNCS, "check functions" },
{ "check-shutdown", DEBUG_CHECK_SHUTDOWN, "check heap on shutdown" },
{ "catch-signals", DEBUG_CATCH_SIGNALS,
"shutdown program on SIGHUP, SIGINT, SIGTERM" },
{ "realloc-copy", DEBUG_REALLOC_COPY, "copy all re-allocations" },
{ "free-blank", DEBUG_FREE_BLANK,
"overwrite freed memory with \\0337 byte (0xdf)" },
{ "error-abort", DEBUG_ERROR_ABORT, "abort immediately on error" },
{ "alloc-blank", DEBUG_ALLOC_BLANK,
"overwrite allocated memory with \\0332 byte (0xda)" },
{ "print-messages", DEBUG_PRINT_MESSAGES, "write messages to stderr" },
{ "catch-null", DEBUG_CATCH_NULL, "abort if no memory available"},
{ "never-reuse", DEBUG_NEVER_REUSE, "never re-use freed memory" },
{ "error-dump", DEBUG_ERROR_DUMP,
"dump core on error, then continue" },
{ "error-free-null", DEBUG_ERROR_FREE_NULL,
"generate error when a 0L pointer is freed" },
/*
* The following are here for backwards compatibility
*/
/* this is the default now and log-known is the opposite */
{ "log-unknown", 0,
"Disabled -- this is the default now, log-known is opposite" },
{ "log-blocks", 0,
"Disabled because of new heap organization" },
/* this is the default and force-linear is opposite */
{ "allow-nonlinear", 0,
"Disabled -- this is the default now" },
/* this is the default and error-free-null opposite */
{ "allow-free-null", 0,
"Disabled -- this is the default now, error-free-null is opposite" },
{ "heap-check-map", 0,
"Disabled because of new heap organization" },
{ "check-lists", 0,
"Disabled -- removed with new heap organization" },
{ "force-linear", 0,
"Disabled -- removed with new mmap usage" },
{ NULL }
};
#endif /* ! __DEBUG_TOK_H__ */
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