security-and-privacy/gnupg
security-and-privacy/gnupg
1
0
Fork 0
mirror of git://git.gnupg.org/gnupg.git synced 2025-07-02 22:46:30 +02:00
Code Activity

backup

Browse source
This commit is contained in:
Werner Koch 1998-10-12 20:16:38 +00:00
parent 786a2870df
commit 8477407e79
48 changed files with 1965 additions and 1215 deletions
Download patch file Download diff file Expand all files Collapse all files

44
util/memory.c
View file

@ -80,6 +80,10 @@ const void membug( const char *fmt, ... );
#endif
#ifdef M_GUARD
static long used_memory;
#endif
#ifdef M_DEBUG /* stuff used for memory debuging */
struct info_entry {
@ -302,6 +306,7 @@ dump_table( void)
sum, chunks );
}
static void
check_allmem( const char *info )
{
@ -333,6 +338,40 @@ membug( const char *fmt, ... )
}
void
m_print_stats( const char *prefix )
{
#ifdef M_DEBUG
unsigned n;
struct memtbl_entry *e;
ulong sum = 0, chunks =0;
for( e = memtbl, n = 0; n < memtbl_len; n++, e++ ) {
if(e->inuse) {
sum += e->user_n;
chunks++;
}
}
log_debug( "%s%smemstat: %8lu bytes in %ld chunks used\n",
prefix? prefix:"", prefix? ": ":"", sum, chunks );
#elif defined(M_GUARD)
log_debug( "%s%smemstat: %8ld bytes\n",
prefix? prefix:"", prefix? ": ":"", used_memory );
#endif
}
void
m_dump_table( const char *prefix )
{
#if M_DEBUG
fprintf(stderr,"Memory-Table-Dump: %s\n", prefix);
dump_table();
#endif
m_print_stats( prefix );
}
static void
out_of_core(size_t n, int secure)
{
@ -354,6 +393,7 @@ FNAME(alloc)( size_t n FNAMEPRT )
if( !(p = malloc( n + EXTRA_ALIGN+5 )) )
out_of_core(n,0);
store_len(p,n,0);
used_memory += n;
p[4+EXTRA_ALIGN+n] = MAGIC_END_BYTE;
return p+EXTRA_ALIGN+4;
#else
@ -457,8 +497,10 @@ FNAME(free)( void *a FNAMEPRT )
m_check(p);
if( m_is_secure(a) )
secmem_free(p-EXTRA_ALIGN-4);
else
else {
used_memory -= m_size(a);
free(p-EXTRA_ALIGN-4);
}
#else
if( m_is_secure(a) )
secmem_free(p);