icuSources/common/cstring.h

   1 /*
   2 ******************************************************************************
   3 *
   4 *   Copyright (C) 1997-2011, International Business Machines
   5 *   Corporation and others.  All Rights Reserved.
   6 *
   7 ******************************************************************************
   8 *
   9 * File CSTRING.H
  10 *
  11 * Contains CString interface
  12 *
  13 * @author       Helena Shih
  14 *
  15 * Modification History:
  16 *
  17 *   Date        Name        Description
  18 *   6/17/98     hshih       Created.
  19 *  05/03/99     stephen     Changed from functions to macros.
  20 *  06/14/99     stephen     Added icu_strncat, icu_strncmp, icu_tolower
  21 *
  22 ******************************************************************************
  23 */
  24
  25 #ifndef CSTRING_H
  26 #define CSTRING_H 1
  27
  28 #include "unicode/utypes.h"
  29 #include <string.h>
  30 #include <stdlib.h>
  31 #include <ctype.h>
  32
  33 #define uprv_strcpy(dst, src) U_STANDARD_CPP_NAMESPACE  strcpy(dst, src)
  34 #define uprv_strncpy(dst, src, size) U_STANDARD_CPP_NAMESPACE strncpy(dst, src, size)
  35 #define uprv_strlen(str) U_STANDARD_CPP_NAMESPACE strlen(str)
  36 #define uprv_strcmp(s1, s2) U_STANDARD_CPP_NAMESPACE strcmp(s1, s2)
  37 #define uprv_strncmp(s1, s2, n) U_STANDARD_CPP_NAMESPACE strncmp(s1, s2, n)
  38 #define uprv_strcat(dst, src) U_STANDARD_CPP_NAMESPACE strcat(dst, src)
  39 #define uprv_strncat(dst, src, n) U_STANDARD_CPP_NAMESPACE strncat(dst, src, n)
  40 #define uprv_strchr(s, c) U_STANDARD_CPP_NAMESPACE strchr(s, c)
  41 #define uprv_strstr(s, c) U_STANDARD_CPP_NAMESPACE strstr(s, c)
  42 #define uprv_strrchr(s, c) U_STANDARD_CPP_NAMESPACE strrchr(s, c)
  43
  44 /**
  45  * Is c an ASCII-repertoire letter a-z or A-Z?
  46  * Note: The implementation is specific to whether ICU is compiled for
  47  * an ASCII-based or EBCDIC-based machine. There just does not seem to be a better name for this.
  48  */
  49 U_CAPI UBool U_EXPORT2
  50 uprv_isASCIILetter(char c);
  51
  52 U_CAPI char U_EXPORT2
  53 uprv_toupper(char c);
  54
  55
  56 U_CAPI char U_EXPORT2
  57 uprv_asciitolower(char c);
  58
  59 U_CAPI char U_EXPORT2
  60 uprv_ebcdictolower(char c);
  61
  62 #if U_CHARSET_FAMILY==U_ASCII_FAMILY
  63 #   define uprv_tolower uprv_asciitolower
  64 #elif U_CHARSET_FAMILY==U_EBCDIC_FAMILY
  65 #   define uprv_tolower uprv_ebcdictolower
  66 #else
  67 #   error U_CHARSET_FAMILY is not valid
  68 #endif
  69
  70 #define uprv_strtod(source, end) U_STANDARD_CPP_NAMESPACE strtod(source, end)
  71 #define uprv_strtoul(str, end, base) U_STANDARD_CPP_NAMESPACE strtoul(str, end, base)
  72 #define uprv_strtol(str, end, base) U_STANDARD_CPP_NAMESPACE strtol(str, end, base)
  73
  74 /* Conversion from a digit to the character with radix base from 2-19 */
  75 /* May need to use U_UPPER_ORDINAL*/
  76 #define T_CString_itosOffset(a) ((a)<=9?('0'+(a)):('A'+(a)-10))
  77
  78 U_CAPI char* U_EXPORT2
  79 uprv_strdup(const char *src);
  80
  81 /**
  82  * uprv_malloc n+1 bytes, and copy n bytes from src into the new string.
  83  * Terminate with a null at offset n.   If n is -1, works like uprv_strdup
  84  * @param src
  85  * @param n length of the input string, not including null.
  86  * @return new string (owned by caller, use uprv_free to free).
  87  * @internal
  88  */
  89 U_CAPI char* U_EXPORT2
  90 uprv_strndup(const char *src, int32_t n);
  91
  92 U_CAPI char* U_EXPORT2
  93 T_CString_toLowerCase(char* str);
  94
  95 U_CAPI char* U_EXPORT2
  96 T_CString_toUpperCase(char* str);
  97
  98 U_CAPI int32_t U_EXPORT2
  99 T_CString_integerToString(char *buffer, int32_t n, int32_t radix);
 100
 101 U_CAPI int32_t U_EXPORT2
 102 T_CString_int64ToString(char *buffer, int64_t n, uint32_t radix);
 103
 104 U_CAPI int32_t U_EXPORT2
 105 T_CString_stringToInteger(const char *integerString, int32_t radix);
 106
 107 /**
 108  * Case-insensitive, language-independent string comparison
 109  * limited to the ASCII character repertoire.
 110  */
 111 U_CAPI int U_EXPORT2
 112 uprv_stricmp(const char *str1, const char *str2);
 113
 114 /**
 115  * Case-insensitive, language-independent string comparison
 116  * limited to the ASCII character repertoire.
 117  */
 118 U_CAPI int U_EXPORT2
 119 uprv_strnicmp(const char *str1, const char *str2, uint32_t n);
 120
 121 #endif /* ! CSTRING_H */