1 #ifndef HEADER_CURL_CTYPE_H 2 #define HEADER_CURL_CTYPE_H 3 /*************************************************************************** 4 * _ _ ____ _ 5 * Project ___| | | | _ \| | 6 * / __| | | | |_) | | 7 * | (__| |_| | _ <| |___ 8 * \___|\___/|_| \_\_____| 9 * 10 * Copyright (C) 1998 - 2018, 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 https://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 "curl_setup.h" 26 27 #ifdef CURL_DOES_CONVERSIONS 28 29 /* 30 * Uppercase macro versions of ANSI/ISO is*() functions/macros which 31 * avoid negative number inputs with argument byte codes > 127. 32 * 33 * For non-ASCII platforms the C library character classification routines 34 * are used despite being locale-dependent, because this is better than 35 * not to work at all. 36 */ 37 #include <ctype.h> 38 39 #define ISSPACE(x) (isspace((int) ((unsigned char)x))) 40 #define ISDIGIT(x) (isdigit((int) ((unsigned char)x))) 41 #define ISALNUM(x) (isalnum((int) ((unsigned char)x))) 42 #define ISXDIGIT(x) (isxdigit((int) ((unsigned char)x))) 43 #define ISGRAPH(x) (isgraph((int) ((unsigned char)x))) 44 #define ISALPHA(x) (isalpha((int) ((unsigned char)x))) 45 #define ISPRINT(x) (isprint((int) ((unsigned char)x))) 46 #define ISUPPER(x) (isupper((int) ((unsigned char)x))) 47 #define ISLOWER(x) (islower((int) ((unsigned char)x))) 48 #define ISCNTRL(x) (iscntrl((int) ((unsigned char)x))) 49 #define ISASCII(x) (isascii((int) ((unsigned char)x))) 50 51 #else 52 53 int Curl_isspace(int c); 54 int Curl_isdigit(int c); 55 int Curl_isalnum(int c); 56 int Curl_isxdigit(int c); 57 int Curl_isgraph(int c); 58 int Curl_isprint(int c); 59 int Curl_isalpha(int c); 60 int Curl_isupper(int c); 61 int Curl_islower(int c); 62 int Curl_iscntrl(int c); 63 64 #define ISSPACE(x) (Curl_isspace((int) ((unsigned char)x))) 65 #define ISDIGIT(x) (Curl_isdigit((int) ((unsigned char)x))) 66 #define ISALNUM(x) (Curl_isalnum((int) ((unsigned char)x))) 67 #define ISXDIGIT(x) (Curl_isxdigit((int) ((unsigned char)x))) 68 #define ISGRAPH(x) (Curl_isgraph((int) ((unsigned char)x))) 69 #define ISALPHA(x) (Curl_isalpha((int) ((unsigned char)x))) 70 #define ISPRINT(x) (Curl_isprint((int) ((unsigned char)x))) 71 #define ISUPPER(x) (Curl_isupper((int) ((unsigned char)x))) 72 #define ISLOWER(x) (Curl_islower((int) ((unsigned char)x))) 73 #define ISCNTRL(x) (Curl_iscntrl((int) ((unsigned char)x))) 74 #define ISASCII(x) (((x) >= 0) && ((x) <= 0x80)) 75 76 #endif 77 78 #define ISBLANK(x) (int)((((unsigned char)x) == ' ') || \ 79 (((unsigned char)x) == '\t')) 80 81 #endif /* HEADER_CURL_CTYPE_H */ 82