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/*
Unix SMB/CIFS implementation.
Utility functions for Samba
Copyright (C) Andrew Tridgell 1992-1999
Copyright (C) Jelmer Vernooij 2005
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.
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _SAMBA_UTIL_H_
#define _SAMBA_UTIL_H_
#include "charset/charset.h"
/**
* @file
* @brief Helpful macros
*/
struct substitute_context;
struct smbsrv_tcon;
extern const char *logfile;
extern const char *panic_action;
#include "util/xfile.h"
#include "util/debug.h"
#include "util/mutex.h"
#include "util/byteorder.h"
#include "lib/util/util_proto.h"
/**
* assert macros
*/
#define SMB_ASSERT(b) do { if (!(b)) { \
DEBUG(0,("PANIC: assert failed at %s(%d)\n", __FILE__, __LINE__)); \
smb_panic("assert failed"); abort(); }} while (0)
#ifndef SAFE_FREE /* Oh no this is also defined in tdb.h */
/**
* Free memory if the pointer and zero the pointer.
*
* @note You are explicitly allowed to pass NULL pointers -- they will
* always be ignored.
**/
#define SAFE_FREE(x) do { if ((x) != NULL) {free(discard_const_p(void *, (x))); (x)=NULL;} } while(0)
#endif
/**
* Type-safe version of malloc. Allocated one copy of the
* specified data type.
*/
#define malloc_p(type) (type *)malloc(sizeof(type))
/**
* Allocate an array of elements of one data type. Does type-checking.
*/
#define malloc_array_p(type, count) (type *)realloc_array(NULL, sizeof(type), count)
/**
* Resize an array of elements of one data type. Does type-checking.
*/
#define realloc_p(p, type, count) (type *)realloc_array(p, sizeof(type), count)
#define data_blob(ptr, size) data_blob_named(ptr, size, "DATA_BLOB: "__location__)
#define data_blob_talloc(ctx, ptr, size) data_blob_talloc_named(ctx, ptr, size, "DATA_BLOB: "__location__)
#define data_blob_dup_talloc(ctx, blob) data_blob_talloc_named(ctx, (blob)->data, (blob)->length, "DATA_BLOB: "__location__)
#if defined(VALGRIND)
#define strlen(x) valgrind_strlen(x)
#endif
#endif /* _SAMBA_UTIL_H_ */
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