-/*
- * Copyright (C) 1994-2003, Index Data
- * All rights reserved.
- * Sebastian Hammer, Adam Dickmeiss
- *
- * $Id: xmalloc.c,v 1.1 2003-10-27 12:21:36 adam Exp $
+/* This file is part of the YAZ toolkit.
+ * Copyright (C) Index Data
+ * See the file LICENSE for details.
+ */
+/**
+ * \file xmalloc.c
+ * \brief Implements malloc interface.
*/
#if HAVE_CONFIG_H
#define TRACE_XMALLOC 1
#endif
+static int log_level = 0;
+static int log_level_initialized = 0;
+
#if TRACE_XMALLOC > 1
static const unsigned char head[] = {88, 77, 66, 55, 44, 33, 22, 11};
struct dmalloc_info *dmalloc_list = 0;
+
void *xmalloc_d(size_t nbytes, const char *file, int line)
{
char *res;
struct dmalloc_info *dinfo;
-
+
+ if (!log_level_initialized)
+ {
+ log_level = yaz_log_module_level("malloc");
+ log_level_initialized = 1;
+ }
+
if (!(res = (char*) malloc(nbytes + sizeof(*dinfo)+16*sizeof(char))))
- return 0;
+ return 0;
dinfo = (struct dmalloc_info *) res;
- strncpy (dinfo->file, file, sizeof(dinfo->file)-1);
+ strncpy(dinfo->file, file, sizeof(dinfo->file)-1);
dinfo->file[sizeof(dinfo->file)-1] = '\0';
dinfo->line = line;
dinfo->len = nbytes;
-
+
dinfo->prev = 0;
dinfo->next = dmalloc_list;
if (dinfo->next)
- dinfo->next->prev = dinfo;
+ dinfo->next->prev = dinfo;
dmalloc_list = dinfo;
-
+
memcpy(res + sizeof(*dinfo), head, 8*sizeof(char));
res += sizeof(*dinfo) + 8*sizeof(char);
memcpy(res + nbytes, tail, 8*sizeof(char));
struct dmalloc_info *dinfo;
if (!ptr)
- return;
+ return;
dinfo = (struct dmalloc_info *)
- ((char*)ptr - 8*sizeof(char) - sizeof(*dinfo));
+ ((char*)ptr - 8*sizeof(char) - sizeof(*dinfo));
if (memcmp(head, (char*) ptr - 8*sizeof(char), 8*sizeof(char)))
{
- yaz_log(LOG_FATAL, "xfree_d bad head, %s:%d, %p", file, line, ptr);
+ yaz_log(YLOG_FATAL, "xfree_d bad head, %s:%d, %p", file, line, ptr);
abort();
}
if (memcmp((char*) ptr + dinfo->len, tail, 8*sizeof(char)))
{
- yaz_log(LOG_FATAL, "xfree_d bad tail, %s:%d, %p", file, line, ptr);
+ yaz_log(YLOG_FATAL, "xfree_d bad tail, %s:%d, %p", file, line, ptr);
abort();
}
if (dinfo->prev)
- dinfo->prev->next = dinfo->next;
+ dinfo->prev->next = dinfo->next;
else
- dmalloc_list = dinfo->next;
+ dmalloc_list = dinfo->next;
if (dinfo->next)
- dinfo->next->prev = dinfo->prev;
- memcpy ((char*) ptr - 8*sizeof(char), freed, 8*sizeof(char));
+ dinfo->next->prev = dinfo->prev;
+ memcpy((char*) ptr - 8*sizeof(char), freed, 8*sizeof(char));
free(dinfo);
return;
}
struct dmalloc_info *dinfo;
char *ptr = (char*) p;
char *res;
-
+
+ if (!log_level_initialized)
+ {
+ log_level = yaz_log_module_level("malloc");
+ log_level_initialized = 1;
+ }
+
if (!ptr)
{
- if (!nbytes)
- return 0;
- res = (char *) malloc(nbytes + sizeof(*dinfo) + 16*sizeof(char));
+ if (!nbytes)
+ return 0;
+ res = (char *) malloc(nbytes + sizeof(*dinfo) + 16*sizeof(char));
}
else
{
- if (memcmp(head, ptr - 8*sizeof(char), 8*sizeof(char)))
- {
- yaz_log(LOG_FATAL, "xrealloc_d bad head, %s:%d, %p",
- file, line, ptr);
- abort();
- }
- dinfo = (struct dmalloc_info *) (ptr-8*sizeof(char) - sizeof(*dinfo));
- if (memcmp(ptr + dinfo->len, tail, 8*sizeof(char)))
- {
- yaz_log(LOG_FATAL, "xrealloc_d bad tail, %s:%d, %p",
- file, line, ptr);
- abort();
- }
- if (dinfo->prev)
- dinfo->prev->next = dinfo->next;
- else
- dmalloc_list = dinfo->next;
- if (dinfo->next)
- dinfo->next->prev = dinfo->prev;
-
- if (!nbytes)
- {
- free (dinfo);
- return 0;
- }
- res = (char *)
- realloc(dinfo, nbytes + sizeof(*dinfo) + 16*sizeof(char));
+ if (memcmp(head, ptr - 8*sizeof(char), 8*sizeof(char)))
+ {
+ yaz_log(YLOG_FATAL, "xrealloc_d bad head, %s:%d, %p",
+ file, line, ptr);
+ abort();
+ }
+ dinfo = (struct dmalloc_info *) (ptr-8*sizeof(char) - sizeof(*dinfo));
+ if (memcmp(ptr + dinfo->len, tail, 8*sizeof(char)))
+ {
+ yaz_log(YLOG_FATAL, "xrealloc_d bad tail, %s:%d, %p",
+ file, line, ptr);
+ abort();
+ }
+ if (dinfo->prev)
+ dinfo->prev->next = dinfo->next;
+ else
+ dmalloc_list = dinfo->next;
+ if (dinfo->next)
+ dinfo->next->prev = dinfo->prev;
+
+ if (!nbytes)
+ {
+ free(dinfo);
+ return 0;
+ }
+ res = (char *)
+ realloc(dinfo, nbytes + sizeof(*dinfo) + 16*sizeof(char));
}
if (!res)
- return 0;
+ return 0;
dinfo = (struct dmalloc_info *) res;
- strncpy (dinfo->file, file, sizeof(dinfo->file)-1);
+ strncpy(dinfo->file, file, sizeof(dinfo->file)-1);
dinfo->file[sizeof(dinfo->file)-1] = '\0';
dinfo->line = line;
dinfo->len = nbytes;
dinfo->prev = 0;
dinfo->next = dmalloc_list;
if (dmalloc_list)
- dmalloc_list->prev = dinfo;
+ dmalloc_list->prev = dinfo;
dmalloc_list = dinfo;
-
+
memcpy(res + sizeof(*dinfo), head, 8*sizeof(char));
res += sizeof(*dinfo) + 8*sizeof(char);
memcpy(res + nbytes, tail, 8*sizeof(char));
char *res;
struct dmalloc_info *dinfo;
size_t nbytes = nmemb * size;
-
+
+ if (!log_level_initialized)
+ {
+ log_level = yaz_log_module_level("malloc");
+ log_level_initialized = 1;
+ }
+
if (!(res = (char*) calloc(1, nbytes+sizeof(*dinfo)+16*sizeof(char))))
- return 0;
+ return 0;
dinfo = (struct dmalloc_info *) res;
- strncpy (dinfo->file, file, sizeof(dinfo->file)-1);
+ strncpy(dinfo->file, file, sizeof(dinfo->file)-1);
dinfo->file[sizeof(dinfo->file)-1] = '\0';
dinfo->line = line;
dinfo->len = nbytes;
-
+
dinfo->prev = 0;
dinfo->next = dmalloc_list;
if (dinfo->next)
- dinfo->next->prev = dinfo;
+ dinfo->next->prev = dinfo;
dmalloc_list = dinfo;
-
+
memcpy(res + sizeof(*dinfo), head, 8*sizeof(char));
res += sizeof(*dinfo) + 8*sizeof(char);
memcpy(res + nbytes, tail, 8*sizeof(char));
{
size_t size = 0;
struct dmalloc_info *dinfo = dmalloc_list;
-
- yaz_log (LOG_MALLOC, "malloc_trav %s:%d", file, line);
+
+ if (!log_level_initialized)
+ {
+ log_level = yaz_log_module_level("malloc");
+ log_level_initialized = 1;
+ }
+
+ yaz_log(log_level, "malloc_trav %s:%d", file, line);
while (dinfo)
{
- yaz_log (LOG_MALLOC, " %20s:%d p=%p size=%d", dinfo->file, dinfo->line,
- ((char*) dinfo)+sizeof(*dinfo)+8*sizeof(char), dinfo->len);
- size += dinfo->len;
- dinfo = dinfo->next;
+ yaz_log(log_level, " %20s:%d p=%p size=%d", dinfo->file, dinfo->line,
+ ((char*) dinfo)+sizeof(*dinfo)+8*sizeof(char), dinfo->len);
+ size += dinfo->len;
+ dinfo = dinfo->next;
}
- yaz_log (LOG_MALLOC, "total bytes %ld", (long) size);
+ yaz_log(log_level, "total bytes %ld", (long) size);
}
#else
#define xmalloc_d(x, f, l) malloc(x)
#define xcalloc_d(x,y, f, l) calloc(x,y)
#define xfree_d(x, f, l) free(x)
-#define xmalloc_trav_d(f, l)
+#define xmalloc_trav_d(f, l)
#endif
void xmalloc_trav_f(const char *s, const char *file, int line)
{
+ if (!log_level_initialized)
+ {
+ log_level = yaz_log_module_level("malloc");
+ log_level_initialized = 1;
+ }
+
xmalloc_trav_d(file, line);
}
-void *xrealloc_f (void *o, size_t size, const char *file, int line)
+void xmalloc_fatal(void)
{
- void *p = xrealloc_d (o, size, file, line);
+ exit(1);
+}
-#if TRACE_XMALLOC
- yaz_log (LOG_MALLOC,
- "%s:%d: xrealloc(s=%d) %p -> %p", file, line, size, o, p);
-#endif
+void *xrealloc_f(void *o, size_t size, const char *file, int line)
+{
+ void *p = xrealloc_d(o, size, file, line);
+
+ if (!log_level_initialized)
+ {
+ log_level = yaz_log_module_level("malloc");
+ log_level_initialized = 1;
+ }
+
+ if (log_level)
+ yaz_log(log_level,
+ "%s:%d: xrealloc(s=%ld) %p -> %p", file, line, (long) size, o, p);
if (!p)
{
- yaz_log (LOG_FATAL|LOG_ERRNO, "Out of memory, realloc (%d bytes)",
- size);
- exit(1);
+ yaz_log(YLOG_FATAL|YLOG_ERRNO, "Out of memory, realloc (%ld bytes)",
+ (long) size);
+ xmalloc_fatal();
}
return p;
}
-void *xmalloc_f (size_t size, const char *file, int line)
+void *xmalloc_f(size_t size, const char *file, int line)
{
- void *p = xmalloc_d (size, file, line);
-
-#if TRACE_XMALLOC
- yaz_log (LOG_MALLOC, "%s:%d: xmalloc(s=%d) %p", file, line, size, p);
-#endif
+ void *p = xmalloc_d(size, file, line);
+
+ if (!log_level_initialized)
+ {
+ log_level = yaz_log_module_level("malloc");
+ log_level_initialized = 1;
+ }
+
+ if (log_level)
+ yaz_log(log_level, "%s:%d: xmalloc(s=%ld) %p", file, line,
+ (long) size, p);
+
if (!p)
{
- yaz_log (LOG_FATAL, "Out of memory - malloc (%d bytes)", size);
- exit (1);
+ yaz_log(YLOG_FATAL, "Out of memory - malloc (%ld bytes)",
+ (long) size);
+ xmalloc_fatal();
}
return p;
}
-void *xcalloc_f (size_t nmemb, size_t size, const char *file, int line)
+void *xcalloc_f(size_t nmemb, size_t size, const char *file, int line)
{
- void *p = xcalloc_d (nmemb, size, file, line);
-#if TRACE_XMALLOC
- yaz_log (LOG_MALLOC, "%s:%d: xcalloc(s=%d) %p", file, line, size, p);
-#endif
+ void *p = xcalloc_d(nmemb, size, file, line);
+ if (!log_level_initialized)
+ {
+ log_level = yaz_log_module_level("malloc");
+ log_level_initialized = 1;
+ }
+
+ if (log_level)
+ yaz_log(log_level, "%s:%d: xcalloc(s=%ld) %p", file, line,
+ (long) size, p);
+
if (!p)
{
- yaz_log (LOG_FATAL, "Out of memory - calloc (%d, %d)", nmemb, size);
- exit (1);
+ yaz_log(YLOG_FATAL, "Out of memory - calloc (%ld, %ld)",
+ (long) nmemb, (long) size);
+ xmalloc_fatal();
}
return p;
}
-char *xstrdup_f (const char *s, const char *file, int line)
+char *xstrdup_f(const char *s, const char *file, int line)
{
- char *p = (char *)xmalloc_d (strlen(s)+1, file, line);
-#if TRACE_XMALLOC
- yaz_log (LOG_MALLOC, "%s:%d: xstrdup(s=%d) %p", file, line, strlen(s)+1, p);
-#endif
- strcpy (p, s);
+ char *p = (char *)xmalloc_d(strlen(s)+1, file, line);
+ if (!log_level_initialized)
+ {
+ log_level = yaz_log_module_level("malloc");
+ log_level_initialized = 1;
+ }
+
+ if (log_level)
+ yaz_log(log_level, "%s:%d: xstrdup(s=%ld) %p", file, line,
+ (long) strlen(s)+1, p);
+
+ strcpy(p, s);
return p;
}
{
if (!p)
return ;
-#if TRACE_XMALLOC
- if (p)
- yaz_log (LOG_MALLOC, "%s:%d: xfree %p", file, line, p);
-#endif
+ if (log_level)
+ yaz_log(log_level, "%s:%d: xfree %p", file, line, p);
xfree_d(p, file, line);
}
+
+char *xstrndup_f(const char *s, size_t n, const char *file, int line)
+{
+ size_t l = strlen(s);
+ if (l < n)
+ return xstrdup_f(s, file, line);
+ {
+ char *a = (char*) xmalloc_f(n+1, file, line);
+ memcpy(a, s, n);
+ a[n] = '\0';
+ return a;
+ }
+}
+
+/*
+ * Local variables:
+ * c-basic-offset: 4
+ * c-file-style: "Stroustrup"
+ * indent-tabs-mode: nil
+ * End:
+ * vim: shiftwidth=4 tabstop=8 expandtab
+ */
+