1 2 /*---------------------------------------------------------------*/ 3 /*--- begin main_util.h ---*/ 4 /*---------------------------------------------------------------*/ 5 6 /* 7 This file is part of Valgrind, a dynamic binary instrumentation 8 framework. 9 10 Copyright (C) 2004-2013 OpenWorks LLP 11 info@open-works.net 12 13 This program is free software; you can redistribute it and/or 14 modify it under the terms of the GNU General Public License as 15 published by the Free Software Foundation; either version 2 of the 16 License, or (at your option) any later version. 17 18 This program is distributed in the hope that it will be useful, but 19 WITHOUT ANY WARRANTY; without even the implied warranty of 20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 21 General Public License for more details. 22 23 You should have received a copy of the GNU General Public License 24 along with this program; if not, write to the Free Software 25 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 26 02110-1301, USA. 27 28 The GNU General Public License is contained in the file COPYING. 29 30 Neither the names of the U.S. Department of Energy nor the 31 University of California nor the names of its contributors may be 32 used to endorse or promote products derived from this software 33 without prior written permission. 34 */ 35 36 #ifndef __VEX_MAIN_UTIL_H 37 #define __VEX_MAIN_UTIL_H 38 39 #include "libvex_basictypes.h" 40 41 42 /* Misc. */ 43 44 #define NULL ((void*)0) 45 46 #define LIKELY(x) __builtin_expect(!!(x), 1) 47 #define UNLIKELY(x) __builtin_expect(!!(x), 0) 48 49 /* Stuff for panicking and assertion. */ 50 51 #define VG__STRING(__str) #__str 52 53 #define vassert(expr) \ 54 ((void) (LIKELY(expr) ? 0 : \ 55 (vex_assert_fail (VG__STRING(expr), \ 56 __FILE__, __LINE__, \ 57 __PRETTY_FUNCTION__), 0))) 58 59 __attribute__ ((__noreturn__)) 60 extern void vex_assert_fail ( const HChar* expr, const HChar* file, 61 Int line, const HChar* fn ); 62 __attribute__ ((__noreturn__)) 63 extern void vpanic ( const HChar* str ); 64 65 66 /* Printing */ 67 68 __attribute__ ((format (printf, 1, 2))) 69 extern UInt vex_printf ( const HChar *format, ... ); 70 71 __attribute__ ((format (printf, 2, 3))) 72 extern UInt vex_sprintf ( HChar* buf, const HChar *format, ... ); 73 74 75 /* String ops */ 76 77 extern Bool vex_streq ( const HChar* s1, const HChar* s2 ); 78 extern Int vex_strlen ( const HChar* str ); 79 extern void vex_bzero ( void* s, UInt n ); 80 81 82 /* Storage management: clear the area, and allocate from it. */ 83 84 /* By default allocation occurs in the temporary area. However, it is 85 possible to switch to permanent area allocation if that's what you 86 want. Permanent area allocation is very limited, tho. */ 87 88 typedef 89 enum { 90 VexAllocModeTEMP, 91 VexAllocModePERM 92 } 93 VexAllocMode; 94 95 extern void vexSetAllocMode ( VexAllocMode ); 96 extern VexAllocMode vexGetAllocMode ( void ); 97 extern void vexAllocSanityCheck ( void ); 98 99 extern void vexSetAllocModeTEMP_and_clear ( void ); 100 101 #endif /* ndef __VEX_MAIN_UTIL_H */ 102 103 /*---------------------------------------------------------------*/ 104 /*--- main_util.h ---*/ 105 /*---------------------------------------------------------------*/ 106