1#ifndef HEADER_CURL_STRTOOFFT_H 2#define HEADER_CURL_STRTOOFFT_H 3/*************************************************************************** 4 * _ _ ____ _ 5 * Project ___| | | | _ \| | 6 * / __| | | | |_) | | 7 * | (__| |_| | _ <| |___ 8 * \___|\___/|_| \_\_____| 9 * 10 * Copyright (C) 1998 - 2010, Daniel Stenberg, <daniel@haxx.se>, et al. 11 * 12 * This software is licensed as described in the file COPYING, which 13 * you should have received as part of this distribution. The terms 14 * are also available at http://curl.haxx.se/docs/copyright.html. 15 * 16 * You may opt to use, copy, modify, merge, publish, distribute and/or sell 17 * copies of the Software, and permit persons to whom the Software is 18 * furnished to do so, under the terms of the COPYING file. 19 * 20 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY 21 * KIND, either express or implied. 22 * 23 ***************************************************************************/ 24 25#include "setup.h" 26 27/* 28 * Determine which string to integral data type conversion function we use 29 * to implement string conversion to our curl_off_t integral data type. 30 * 31 * Notice that curl_off_t might be 64 or 32 bit wide, and that it might use 32 * an underlying data type which might be 'long', 'int64_t', 'long long' or 33 * '__int64' and more remotely other data types. 34 * 35 * On systems where the size of curl_off_t is greater than the size of 'long' 36 * the conversion function to use is strtoll() if it is available, otherwise, 37 * we emulate its functionality with our own clone. 38 * 39 * On systems where the size of curl_off_t is smaller or equal than the size 40 * of 'long' the conversion function to use is strtol(). 41 */ 42 43#if (CURL_SIZEOF_CURL_OFF_T > CURL_SIZEOF_LONG) 44# ifdef HAVE_STRTOLL 45# define curlx_strtoofft strtoll 46# else 47# if defined(_MSC_VER) && (_MSC_VER >= 1300) && (_INTEGRAL_MAX_BITS >= 64) 48 _CRTIMP __int64 __cdecl _strtoi64(const char *, char **, int); 49# define curlx_strtoofft _strtoi64 50# else 51 curl_off_t curlx_strtoll(const char *nptr, char **endptr, int base); 52# define curlx_strtoofft curlx_strtoll 53# define NEED_CURL_STRTOLL 1 54# endif 55# endif 56#else 57# define curlx_strtoofft strtol 58#endif 59 60#if (CURL_SIZEOF_CURL_OFF_T == 4) 61# define CURL_OFF_T_MAX CURL_OFF_T_C(0x7FFFFFFF) 62#else 63 /* assume CURL_SIZEOF_CURL_OFF_T == 8 */ 64# define CURL_OFF_T_MAX CURL_OFF_T_C(0x7FFFFFFFFFFFFFFF) 65#endif 66#define CURL_OFF_T_MIN (-CURL_OFF_T_MAX - CURL_OFF_T_C(1)) 67 68#endif /* HEADER_CURL_STRTOOFFT_H */ 69