1 /* 2 * Copyright (c) 2001-2018 The strace developers. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #ifndef STRACE_STRING_TO_UINT_H 29 #define STRACE_STRING_TO_UINT_H 30 31 #include <limits.h> 32 33 #include "kernel_types.h" 34 35 extern long long 36 string_to_uint_ex(const char *str, char **endptr, 37 unsigned long long max_val, const char *accepted_ending); 38 39 static inline long long 40 string_to_uint_upto(const char *const str, const unsigned long long max_val) 41 { 42 return string_to_uint_ex(str, NULL, max_val, NULL); 43 } 44 45 static inline int 46 string_to_uint(const char *str) 47 { 48 return string_to_uint_upto(str, INT_MAX); 49 } 50 51 static inline long 52 string_to_ulong(const char *str) 53 { 54 return string_to_uint_upto(str, LONG_MAX); 55 } 56 57 static inline kernel_long_t 58 string_to_kulong(const char *str) 59 { 60 return string_to_uint_upto(str, ((kernel_ulong_t) -1ULL) >> 1); 61 } 62 63 static inline long long 64 string_to_ulonglong(const char *str) 65 { 66 return string_to_uint_upto(str, LLONG_MAX); 67 } 68 69 #endif /* !STRACE_STRING_TO_UINT_H */ 70