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Code Activity

* w32reg.c (read_w32_registry_string): Fixed expanding of the environment

Browse source 
buffer; didn't worked at all.  Reported by Thijmen Klok.  From Werner on
stable branch.

* secmem.c (secmem_free, secmem_term): Use wipememory2() instead of
memset() to overwrite secure memory

* iobuf.c (direct_open): Handle mode 'b' if O_BINARY is available. From
Werner on stable branch.

* fileutil.c: Comment from stable branch.
This commit is contained in:
David Shaw 2002-11-06 22:51:44 +00:00
parent d941240b45
commit d771dd272d
5 changed files with 31 additions and 12 deletions
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16
util/secmem.c
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@ -408,10 +408,10 @@ secmem_free( void *a )
size = mb->size;
/* This does not make much sense: probably this memory is held in the
* cache. We do it anyway: */
memset(mb, 0xff, size );
memset(mb, 0xaa, size );
memset(mb, 0x55, size );
memset(mb, 0x00, size );
wipememory2(mb, 0xff, size );
wipememory2(mb, 0xaa, size );
wipememory2(mb, 0x55, size );
wipememory2(mb, 0x00, size );
mb->size = size;
mb->u.next = unused_blocks;
unused_blocks = mb;
@ -441,10 +441,10 @@ secmem_term()
if( !pool_okay )
return;
memset( pool, 0xff, poolsize);
memset( pool, 0xaa, poolsize);
memset( pool, 0x55, poolsize);
memset( pool, 0x00, poolsize);
wipememory2( pool, 0xff, poolsize);
wipememory2( pool, 0xaa, poolsize);
wipememory2( pool, 0x55, poolsize);
wipememory2( pool, 0x00, poolsize);
#ifdef HAVE_MMAP
if( pool_is_mmapped )
munmap( pool, poolsize );