http://www.fourmilab.ch/smartall/
-
+
Version $Id$
*/
/*
- Copyright (C) 2000-2004 Kern Sibbald and John Walker
+ Copyright (C) 2000-2005 Kern Sibbald
This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License as
- published by the Free Software Foundation; either version 2 of
- the License, or (at your option) any later version.
+ modify it under the terms of the GNU General Public License
+ version 2 as amended with additional clauses defined in the
+ file LICENSE in the main source directory.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public
- License along with this program; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- MA 02111-1307, USA.
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ the file LICENSE for additional details.
*/
#undef free
/* We normally turn off debugging here.
- * If you want it, simply #ifdef all the
+ * If you want it, simply #ifdef all the
* following off.
*/
#undef Dmsg1
#define Dmsg2(l,f,a1,a2)
#define Dmsg3(l,f,a1,a2,a3)
#define Dmsg4(l,f,a1,a2,a3,a4)
-
+uint64_t sm_max_bytes = 0;
+uint64_t sm_bytes = 0;
+uint32_t sm_max_buffers = 0;
+uint32_t sm_buffers = 0;
+
#ifdef SMARTALLOC
static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
struct b_queue abq; /* Links on allocated queue */
unsigned ablen; /* Buffer length in bytes */
const char *abfname; /* File name pointer */
- sm_ushort ablineno; /* Line number of allocation */
+ sm_ushort ablineno; /* Line number of allocation */
};
static struct b_queue abqueue = { /* Allocated buffer queue */
&abqueue, &abqueue
};
+
static bool bufimode = false; /* Buffers not tracked when True */
#define HEAD_SIZE BALIGN(sizeof(struct abufhead))
nbytes += HEAD_SIZE + 1;
if ((buf = (char *)malloc(nbytes)) != NULL) {
+ struct abufhead *head = (struct abufhead *)buf;
P(mutex);
/* Enqueue buffer on allocated list */
qinsert(&abqueue, (struct b_queue *) buf);
- ((struct abufhead *) buf)->ablen = nbytes;
- ((struct abufhead *) buf)->abfname = bufimode ? NULL : fname;
- ((struct abufhead *) buf)->ablineno = (sm_ushort) lineno;
+ head->ablen = nbytes;
+ head->abfname = bufimode ? NULL : fname;
+ head->ablineno = (sm_ushort) lineno;
/* Emplace end-clobber detector at end of buffer */
- buf[nbytes - 1] = (((long) buf) & 0xFF) ^ 0xC5;
+ buf[nbytes - 1] = (uint8_t)((((long) buf) & 0xFF) ^ 0xC5);
buf += HEAD_SIZE; /* Increment to user data start */
+ if (++sm_buffers > sm_max_buffers) {
+ sm_max_buffers = sm_buffers;
+ }
+ sm_bytes += nbytes;
+ if (sm_bytes > sm_max_bytes) {
+ sm_max_bytes = sm_bytes;
+ }
V(mutex);
} else {
Emsg0(M_ABORT, 0, _("Out of memory\n"));
struct b_queue *qp;
if (cp == NULL) {
- Emsg2(M_ABORT, 0, "Attempt to free NULL called from %s:%d\n", file, line);
+ Emsg2(M_ABORT, 0, _("Attempt to free NULL called from %s:%d\n"), file, line);
}
cp -= HEAD_SIZE;
qp = (struct b_queue *) cp;
+ struct abufhead *head = (struct abufhead *)cp;
P(mutex);
- Dmsg4(1150, "sm_free %d at %x from %s:%d\n",
- ((struct abufhead *)cp)->ablen, fp,
- ((struct abufhead *)cp)->abfname, ((struct abufhead *)cp)->ablineno);
+ Dmsg4(1150, "sm_free %d at %x from %s:%d\n",
+ head->ablen, fp,
+ head->abfname, head->ablineno);
/* The following assertions will catch virtually every release
of an address which isn't an allocated buffer. */
if (qp->qnext->qprev != qp) {
V(mutex);
- Emsg2(M_ABORT, 0, "qp->qnext->qprev != qp called from %s:%d\n", file, line);
+ Emsg2(M_ABORT, 0, _("qp->qnext->qprev != qp called from %s:%d\n"), file, line);
}
if (qp->qprev->qnext != qp) {
V(mutex);
- Emsg2(M_ABORT, 0, "qp->qprev->qnext != qp called from %s:%d\n", file, line);
+ Emsg2(M_ABORT, 0, _("qp->qprev->qnext != qp called from %s:%d\n"), file, line);
}
/* The following assertion detects storing off the end of the
allocated space in the buffer by comparing the end of buffer
checksum with the address of the buffer. */
- if (((unsigned char *) cp)[((struct abufhead *) cp)->ablen - 1] !=
- ((((long) cp) & 0xFF) ^ 0xC5)) {
+ if (((unsigned char *)cp)[head->ablen - 1] != ((((long) cp) & 0xFF) ^ 0xC5)) {
V(mutex);
- Emsg2(M_ABORT, 0, "Buffer overrun called from %s:%d\n", file, line);
+ Emsg2(M_ABORT, 0, _("Buffer overrun called from %s:%d\n"), file, line);
}
-
+ sm_buffers--;
+ sm_bytes -= head->ablen;
qdchain(qp);
V(mutex);
attempts to access data through a pointer into storage that's
been previously released. */
- memset(cp, 0xAA, (int) ((struct abufhead *) cp)->ablen);
+ memset(cp, 0xAA, (int) head->ablen);
free(cp);
}
Dmsg4(400, "sm_realloc %s:%d 0x%x %d\n", fname, lineno, ptr, size);
if (size <= 0) {
- e_msg(fname, lineno, M_ABORT, 0, "sm_realloc size: %d\n", size);
+ e_msg(fname, lineno, M_ABORT, 0, _("sm_realloc size: %d\n"), size);
}
/* If the old block pointer is NULL, treat realloc() as a
return the buffer passed in. */
cp -= HEAD_SIZE;
- osize = ((struct abufhead *) cp)->ablen - (HEAD_SIZE + 1);
+ struct abufhead *head = (struct abufhead *)cp;
+ osize = head->ablen - (HEAD_SIZE + 1);
if (size == osize) {
return ptr;
}
return NULL from realloc() and leave the buffer in PTR
intact. */
+ sm_buffers--;
+ sm_bytes -= osize;
+
if ((buf = smalloc(fname, lineno, size)) != NULL) {
memcpy(buf, ptr, (int) sm_min(size, osize));
/* If the new buffer is larger than the old, fill the balance
sm_free(__FILE__, __LINE__, ptr);
}
- Dmsg4(150, "sm_realloc %d at %x from %s:%d\n", size, buf, fname, lineno);
+ Dmsg4(150, _("sm_realloc %d at %x from %s:%d\n"), size, buf, fname, lineno);
return buf;
}
while (ap != (struct abufhead *) &abqueue) {
if ((ap == NULL) ||
- (ap->abq.qnext->qprev != (struct b_queue *) ap) ||
+ (ap->abq.qnext->qprev != (struct b_queue *) ap) ||
(ap->abq.qprev->qnext != (struct b_queue *) ap)) {
- fprintf(stderr,
- "\nOrphaned buffers exist. Dump terminated following\n");
- fprintf(stderr,
- " discovery of bad links in chain of orphaned buffers.\n");
- fprintf(stderr,
- " Buffer address with bad links: %lx\n", (long) ap);
+ fprintf(stderr, _(
+ "\nOrphaned buffers exist. Dump terminated following\n"
+ " discovery of bad links in chain of orphaned buffers.\n"
+ " Buffer address with bad links: %lx\n"), (long) ap);
break;
}
char errmsg[500];
bsnprintf(errmsg, sizeof(errmsg),
- "Orphaned buffer: %6u bytes allocated at line %d of %s %s\n",
+ _("Orphaned buffer: %6u bytes allocated at line %d of %s %s\n"),
memsize, ap->ablineno, my_name, ap->abfname
);
fprintf(stderr, "%s", errmsg);
void sm_check(const char *fname, int lineno, bool bufdump)
{
if (!sm_check_rtn(fname, lineno, bufdump)) {
- Emsg2(M_ABORT, 0, "Damaged buffer found. Called from %s:%d\n",
+ Emsg2(M_ABORT, 0, _("Damaged buffer found. Called from %s:%d\n"),
fname, lineno);
}
}
(ap->abq.qnext->qprev != (struct b_queue *) ap)) {
bad = 0x1;
}
- if (ap->abq.qprev->qnext != (struct b_queue *) ap) {
+ if (ap->abq.qprev->qnext != (struct b_queue *) ap) {
bad |= 0x2;
}
if (((unsigned char *) ap)[((struct abufhead *) ap)->ablen - 1] !=
badbuf |= bad;
if (bad) {
fprintf(stderr,
- "\nDamaged buffers found at %s:%d\n", fname, lineno);
+ _("\nDamaged buffers found at %s:%d\n"), fname, lineno);
if (bad & 0x1) {
- fprintf(stderr, " discovery of bad prev link.\n");
+ fprintf(stderr, _(" discovery of bad prev link.\n"));
}
if (bad & 0x2) {
- fprintf(stderr, " discovery of bad next link.\n");
+ fprintf(stderr, _(" discovery of bad next link.\n"));
}
if (bad & 0x4) {
- fprintf(stderr, " discovery of data overrun.\n");
+ fprintf(stderr, _(" discovery of data overrun.\n"));
}
- fprintf(stderr, " Buffer address: %lx\n", (long) ap);
+ fprintf(stderr, _(" Buffer address: %lx\n"), (long) ap);
if (ap->abfname != NULL) {
unsigned memsize = ap->ablen - (HEAD_SIZE + 1);
char errmsg[80];
fprintf(stderr,
- "Damaged buffer: %6u bytes allocated at line %d of %s %s\n",
+ _("Damaged buffer: %6u bytes allocated at line %d of %s %s\n"),
memsize, ap->ablineno, my_name, ap->abfname
);
if (bufdump) {
bufimode = (bool) (mode != 0);
}
-/*
+/*
* Here we overload C++'s global new and delete operators
* so that the memory is allocated through smartalloc.
*/
+#ifdef xxx
void * operator new(size_t size)
{
// Dmsg1(000, "new called %d\n", size);
// Dmsg1(000, "free called 0x%x\n", buf);
sm_free(__FILE__, __LINE__, buf);
}
+#endif
#endif