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-rw-r--r--source3/include/safe_string.h66
1 files changed, 66 insertions, 0 deletions
diff --git a/source3/include/safe_string.h b/source3/include/safe_string.h
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+++ b/source3/include/safe_string.h
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+/*
+ Unix SMB/CIFS implementation.
+ Safe string handling routines.
+ Copyright (C) Andrew Tridgell 1994-1998
+
+ 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 _SAFE_STRING_H
+#define _SAFE_STRING_H
+
+#ifndef _SPLINT_ /* http://www.splint.org */
+
+/* Some macros to ensure people don't use buffer overflow vulnerable string
+ functions. */
+
+#ifdef bcopy
+#undef bcopy
+#endif /* bcopy */
+#define bcopy(src,dest,size) __ERROR__XX__NEVER_USE_BCOPY___;
+
+#ifdef strcpy
+#undef strcpy
+#endif /* strcpy */
+#define strcpy(dest,src) __ERROR__XX__NEVER_USE_STRCPY___;
+
+#ifdef strcat
+#undef strcat
+#endif /* strcat */
+#define strcat(dest,src) __ERROR__XX__NEVER_USE_STRCAT___;
+
+#ifdef sprintf
+#undef sprintf
+#endif /* sprintf */
+#define sprintf __ERROR__XX__NEVER_USE_SPRINTF__;
+
+#endif /* !_SPLINT_ */
+
+#define pstrcpy(d,s) safe_strcpy((d), (s),sizeof(pstring)-1)
+#define pstrcat(d,s) safe_strcat((d), (s),sizeof(pstring)-1)
+#define fstrcpy(d,s) safe_strcpy((d),(s),sizeof(fstring)-1)
+#define fstrcat(d,s) safe_strcat((d),(s),sizeof(fstring)-1)
+
+#define wpstrcpy(d,s) safe_strcpy_w((d),(s),sizeof(wpstring))
+#define wpstrcat(d,s) safe_strcat_w((d),(s),sizeof(wpstring))
+#define wfstrcpy(d,s) safe_strcpy_w((d),(s),sizeof(wfstring))
+#define wfstrcat(d,s) safe_strcat_w((d),(s),sizeof(wfstring))
+
+/* replace some string functions with multi-byte
+ versions */
+#define strlower(s) strlower_m(s)
+#define strupper(s) strupper_m(s)
+
+#endif