This file is part of MemCheck, a heavyweight Valgrind tool for
detecting memory errors.
- Copyright (C) 2000-2009 Julian Seward. All rights reserved.
+ Copyright (C) 2000-2010 Julian Seward. All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
- 2. The origin of this software must not be misrepresented; you must
- not claim that you wrote the original software. If you use this
- software in a product, an acknowledgment in the product
+ 2. The origin of this software must not be misrepresented; you must
+ not claim that you wrote the original software. If you use this
+ software in a product, an acknowledgment in the product
documentation would be appreciated but is not required.
3. Altered source versions must be plainly marked as such, and must
not be misrepresented as being the original software.
- 4. The name of the author may not be used to endorse or promote
- products derived from this software without specific prior written
+ 4. The name of the author may not be used to endorse or promote
+ products derived from this software without specific prior written
permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
the terms of the GNU General Public License, version 2. See the
COPYING file in the source distribution for details.
- ----------------------------------------------------------------
+ ----------------------------------------------------------------
*/
#include "valgrind.h"
-/* !! ABIWARNING !! ABIWARNING !! ABIWARNING !! ABIWARNING !!
+/* !! ABIWARNING !! ABIWARNING !! ABIWARNING !! ABIWARNING !!
This enum comprises an ABI exported by Valgrind to programs
which use client requests. DO NOT CHANGE THE ORDER OF THESE
ENTRIES, NOR DELETE ANY -- add new ones at the end. */
typedef
- enum {
+ enum {
VG_USERREQ__MAKE_MEM_NOACCESS = VG_USERREQ_TOOL_BASE('M','C'),
VG_USERREQ__MAKE_MEM_UNDEFINED,
VG_USERREQ__MAKE_MEM_DEFINED,
VG_USERREQ__COUNT_LEAK_BLOCKS,
/* This is just for memcheck's internal use - don't use it */
- _VG_USERREQ__MEMCHECK_RECORD_OVERLAP_ERROR
+ _VG_USERREQ__MEMCHECK_RECORD_OVERLAP_ERROR
= VG_USERREQ_TOOL_BASE('M','C') + 256
} Vg_MemCheckClientRequest;
/* Mark memory at _qzz_addr as unaddressable for _qzz_len bytes. */
#define VALGRIND_MAKE_MEM_NOACCESS(_qzz_addr,_qzz_len) \
- (__extension__({unsigned long _qzz_res; \
- VALGRIND_DO_CLIENT_REQUEST(_qzz_res, 0 /* default return */, \
+ VALGRIND_DO_CLIENT_REQUEST_EXPR(0 /* default return */, \
VG_USERREQ__MAKE_MEM_NOACCESS, \
- _qzz_addr, _qzz_len, 0, 0, 0); \
- _qzz_res; \
- }))
-
+ (_qzz_addr), (_qzz_len), 0, 0, 0)
+
/* Similarly, mark memory at _qzz_addr as addressable but undefined
for _qzz_len bytes. */
#define VALGRIND_MAKE_MEM_UNDEFINED(_qzz_addr,_qzz_len) \
- (__extension__({unsigned long _qzz_res; \
- VALGRIND_DO_CLIENT_REQUEST(_qzz_res, 0 /* default return */, \
+ VALGRIND_DO_CLIENT_REQUEST_EXPR(0 /* default return */, \
VG_USERREQ__MAKE_MEM_UNDEFINED, \
- _qzz_addr, _qzz_len, 0, 0, 0); \
- _qzz_res; \
- }))
+ (_qzz_addr), (_qzz_len), 0, 0, 0)
/* Similarly, mark memory at _qzz_addr as addressable and defined
for _qzz_len bytes. */
#define VALGRIND_MAKE_MEM_DEFINED(_qzz_addr,_qzz_len) \
- (__extension__({unsigned long _qzz_res; \
- VALGRIND_DO_CLIENT_REQUEST(_qzz_res, 0 /* default return */, \
+ VALGRIND_DO_CLIENT_REQUEST_EXPR(0 /* default return */, \
VG_USERREQ__MAKE_MEM_DEFINED, \
- _qzz_addr, _qzz_len, 0, 0, 0); \
- _qzz_res; \
- }))
+ (_qzz_addr), (_qzz_len), 0, 0, 0)
/* Similar to VALGRIND_MAKE_MEM_DEFINED except that addressability is
not altered: bytes which are addressable are marked as defined,
but those which are not addressable are left unchanged. */
-#define VALGRIND_MAKE_MEM_DEFINED_IF_ADDRESSABLE(_qzz_addr,_qzz_len) \
- (__extension__({unsigned long _qzz_res; \
- VALGRIND_DO_CLIENT_REQUEST(_qzz_res, 0 /* default return */, \
+#define VALGRIND_MAKE_MEM_DEFINED_IF_ADDRESSABLE(_qzz_addr,_qzz_len) \
+ VALGRIND_DO_CLIENT_REQUEST_EXPR(0 /* default return */, \
VG_USERREQ__MAKE_MEM_DEFINED_IF_ADDRESSABLE, \
- _qzz_addr, _qzz_len, 0, 0, 0); \
- _qzz_res; \
- }))
+ (_qzz_addr), (_qzz_len), 0, 0, 0)
/* Create a block-description handle. The description is an ascii
string which is included in any messages pertaining to addresses
within the specified memory range. Has no other effect on the
properties of the memory range. */
-#define VALGRIND_CREATE_BLOCK(_qzz_addr,_qzz_len, _qzz_desc) \
- (__extension__({unsigned long _qzz_res; \
- VALGRIND_DO_CLIENT_REQUEST(_qzz_res, 0 /* default return */, \
- VG_USERREQ__CREATE_BLOCK, \
- _qzz_addr, _qzz_len, _qzz_desc, \
- 0, 0); \
- _qzz_res; \
- }))
+#define VALGRIND_CREATE_BLOCK(_qzz_addr,_qzz_len, _qzz_desc) \
+ VALGRIND_DO_CLIENT_REQUEST_EXPR(0 /* default return */, \
+ VG_USERREQ__CREATE_BLOCK, \
+ (_qzz_addr), (_qzz_len), (_qzz_desc), \
+ 0, 0)
/* Discard a block-description-handle. Returns 1 for an
invalid handle, 0 for a valid handle. */
#define VALGRIND_DISCARD(_qzz_blkindex) \
- (__extension__ ({unsigned long _qzz_res; \
- VALGRIND_DO_CLIENT_REQUEST(_qzz_res, 0 /* default return */, \
+ VALGRIND_DO_CLIENT_REQUEST_EXPR(0 /* default return */, \
VG_USERREQ__DISCARD, \
- 0, _qzz_blkindex, 0, 0, 0); \
- _qzz_res; \
- }))
+ 0, (_qzz_blkindex), 0, 0, 0)
/* Client-code macros to check the state of memory. */
If suitable addressibility is not established, Valgrind prints an
error message and returns the address of the first offending byte.
Otherwise it returns zero. */
-#define VALGRIND_CHECK_MEM_IS_ADDRESSABLE(_qzz_addr,_qzz_len) \
- (__extension__({unsigned long _qzz_res; \
- VALGRIND_DO_CLIENT_REQUEST(_qzz_res, 0, \
- VG_USERREQ__CHECK_MEM_IS_ADDRESSABLE,\
- _qzz_addr, _qzz_len, 0, 0, 0); \
- _qzz_res; \
- }))
+#define VALGRIND_CHECK_MEM_IS_ADDRESSABLE(_qzz_addr,_qzz_len) \
+ VALGRIND_DO_CLIENT_REQUEST_EXPR(0, \
+ VG_USERREQ__CHECK_MEM_IS_ADDRESSABLE, \
+ (_qzz_addr), (_qzz_len), 0, 0, 0)
/* Check that memory at _qzz_addr is addressable and defined for
_qzz_len bytes. If suitable addressibility and definedness are not
established, Valgrind prints an error message and returns the
address of the first offending byte. Otherwise it returns zero. */
#define VALGRIND_CHECK_MEM_IS_DEFINED(_qzz_addr,_qzz_len) \
- (__extension__({unsigned long _qzz_res; \
- VALGRIND_DO_CLIENT_REQUEST(_qzz_res, 0, \
+ VALGRIND_DO_CLIENT_REQUEST_EXPR(0, \
VG_USERREQ__CHECK_MEM_IS_DEFINED, \
- _qzz_addr, _qzz_len, 0, 0, 0); \
- _qzz_res; \
- }))
+ (_qzz_addr), (_qzz_len), 0, 0, 0);
/* Use this macro to force the definedness and addressibility of an
lvalue to be checked. If suitable addressibility and definedness
The metadata is not copied in cases 0, 2 or 3 so it should be
impossible to segfault your system by using this call.
*/
-#define VALGRIND_GET_VBITS(zza,zzvbits,zznbytes) \
- (__extension__({unsigned long _qzz_res; \
- char* czza = (char*)zza; \
- char* czzvbits = (char*)zzvbits; \
- VALGRIND_DO_CLIENT_REQUEST(_qzz_res, 0, \
- VG_USERREQ__GET_VBITS, \
- czza, czzvbits, zznbytes, 0, 0 ); \
- _qzz_res; \
- }))
+#define VALGRIND_GET_VBITS(zza,zzvbits,zznbytes) \
+ VALGRIND_DO_CLIENT_REQUEST_EXPR(0, \
+ VG_USERREQ__GET_VBITS, \
+ (char*)(zza), (char*)(zzvbits), \
+ (zznbytes), 0, 0)
/* Set the validity data for addresses [zza..zza+zznbytes-1], copying it
from the provided zzvbits array. Return values:
The metadata is not copied in cases 0, 2 or 3 so it should be
impossible to segfault your system by using this call.
*/
-#define VALGRIND_SET_VBITS(zza,zzvbits,zznbytes) \
- (__extension__({unsigned int _qzz_res; \
- char* czza = (char*)zza; \
- char* czzvbits = (char*)zzvbits; \
- VALGRIND_DO_CLIENT_REQUEST(_qzz_res, 0, \
- VG_USERREQ__SET_VBITS, \
- czza, czzvbits, zznbytes, 0, 0 ); \
- _qzz_res; \
- }))
+#define VALGRIND_SET_VBITS(zza,zzvbits,zznbytes) \
+ VALGRIND_DO_CLIENT_REQUEST_EXPR(0, \
+ VG_USERREQ__SET_VBITS, \
+ (char*)(zza), (char*)(zzvbits), \
+ (zznbytes), 0, 0 )
#endif
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