1 // © 2016 and later: Unicode, Inc. and others.
2 // License & terms of use: http://www.unicode.org/copyright.html
3 /*
4 ******************************************************************************
5 *
6 *   Copyright (C) 1997-2012, International Business Machines
7 *   Corporation and others.  All Rights Reserved.
8 *
9 ******************************************************************************
10 *
11 * File CSTRING.H
12 *
13 * Contains CString interface
14 *
15 * @author       Helena Shih
16 *
17 * Modification History:
18 *
19 *   Date        Name        Description
20 *   6/17/98     hshih       Created.
21 *  05/03/99     stephen     Changed from functions to macros.
22 *  06/14/99     stephen     Added icu_strncat, icu_strncmp, icu_tolower
23 *
24 ******************************************************************************
25 */
26 
27 #ifndef CSTRING_H
28 #define CSTRING_H 1
29 
30 #include "unicode/utypes.h"
31 #include "cmemory.h"
32 #include <string.h>
33 #include <stdlib.h>
34 #include <ctype.h>
35 
36 #define uprv_strcpy(dst, src) U_STANDARD_CPP_NAMESPACE  strcpy(dst, src)
37 #define uprv_strlen(str) U_STANDARD_CPP_NAMESPACE strlen(str)
38 #define uprv_strcmp(s1, s2) U_STANDARD_CPP_NAMESPACE strcmp(s1, s2)
39 #define uprv_strcat(dst, src) U_STANDARD_CPP_NAMESPACE strcat(dst, src)
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 #define uprv_strncpy(dst, src, size) U_STANDARD_CPP_NAMESPACE strncpy(dst, src, size)
44 #define uprv_strncmp(s1, s2, n) U_STANDARD_CPP_NAMESPACE strncmp(s1, s2, n)
45 #define uprv_strncat(dst, src, n) U_STANDARD_CPP_NAMESPACE strncat(dst, src, n)
46 
47 /**
48  * Is c an ASCII-repertoire letter a-z or A-Z?
49  * Note: The implementation is specific to whether ICU is compiled for
50  * an ASCII-based or EBCDIC-based machine. There just does not seem to be a better name for this.
51  */
52 U_CAPI UBool U_EXPORT2
53 uprv_isASCIILetter(char c);
54 
55 // NOTE: For u_asciiToUpper that takes a UChar, see ustr_imp.h
56 
57 U_CAPI char U_EXPORT2
58 uprv_toupper(char c);
59 
60 
61 U_CAPI char U_EXPORT2
62 uprv_asciitolower(char c);
63 
64 U_CAPI char U_EXPORT2
65 uprv_ebcdictolower(char c);
66 
67 #if U_CHARSET_FAMILY==U_ASCII_FAMILY
68 #   define uprv_tolower uprv_asciitolower
69 #elif U_CHARSET_FAMILY==U_EBCDIC_FAMILY
70 #   define uprv_tolower uprv_ebcdictolower
71 #else
72 #   error U_CHARSET_FAMILY is not valid
73 #endif
74 
75 #define uprv_strtod(source, end) U_STANDARD_CPP_NAMESPACE strtod(source, end)
76 #define uprv_strtoul(str, end, base) U_STANDARD_CPP_NAMESPACE strtoul(str, end, base)
77 #define uprv_strtol(str, end, base) U_STANDARD_CPP_NAMESPACE strtol(str, end, base)
78 
79 /* Conversion from a digit to the character with radix base from 2-19 */
80 /* May need to use U_UPPER_ORDINAL*/
81 #define T_CString_itosOffset(a) ((a)<=9?('0'+(a)):('A'+(a)-10))
82 
83 U_CAPI char* U_EXPORT2
84 uprv_strdup(const char *src);
85 
86 /**
87  * uprv_malloc n+1 bytes, and copy n bytes from src into the new string.
88  * Terminate with a null at offset n.   If n is -1, works like uprv_strdup
89  * @param src
90  * @param n length of the input string, not including null.
91  * @return new string (owned by caller, use uprv_free to free).
92  * @internal
93  */
94 U_CAPI char* U_EXPORT2
95 uprv_strndup(const char *src, int32_t n);
96 
97 U_CAPI char* U_EXPORT2
98 T_CString_toLowerCase(char* str);
99 
100 U_CAPI char* U_EXPORT2
101 T_CString_toUpperCase(char* str);
102 
103 U_CAPI int32_t U_EXPORT2
104 T_CString_integerToString(char *buffer, int32_t n, int32_t radix);
105 
106 U_CAPI int32_t U_EXPORT2
107 T_CString_int64ToString(char *buffer, int64_t n, uint32_t radix);
108 
109 U_CAPI int32_t U_EXPORT2
110 T_CString_stringToInteger(const char *integerString, int32_t radix);
111 
112 /**
113  * Case-insensitive, language-independent string comparison
114  * limited to the ASCII character repertoire.
115  */
116 U_CAPI int U_EXPORT2
117 uprv_stricmp(const char *str1, const char *str2);
118 
119 /**
120  * Case-insensitive, language-independent string comparison
121  * limited to the ASCII character repertoire.
122  */
123 U_CAPI int U_EXPORT2
124 uprv_strnicmp(const char *str1, const char *str2, uint32_t n);
125 
126 #endif /* ! CSTRING_H */
127