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[apple/icu.git] / icuSources / common / cstring.h
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 U_CAPI char U_EXPORT2
56 uprv_toupper(char c);
57
58
59 U_CAPI char U_EXPORT2
60 uprv_asciitolower(char c);
61
62 U_CAPI char U_EXPORT2
63 uprv_ebcdictolower(char c);
64
65 #if U_CHARSET_FAMILY==U_ASCII_FAMILY
66 # define uprv_tolower uprv_asciitolower
67 #elif U_CHARSET_FAMILY==U_EBCDIC_FAMILY
68 # define uprv_tolower uprv_ebcdictolower
69 #else
70 # error U_CHARSET_FAMILY is not valid
71 #endif
72
73 #define uprv_strtod(source, end) U_STANDARD_CPP_NAMESPACE strtod(source, end)
74 #define uprv_strtoul(str, end, base) U_STANDARD_CPP_NAMESPACE strtoul(str, end, base)
75 #define uprv_strtol(str, end, base) U_STANDARD_CPP_NAMESPACE strtol(str, end, base)
76
77 /* Conversion from a digit to the character with radix base from 2-19 */
78 /* May need to use U_UPPER_ORDINAL*/
79 #define T_CString_itosOffset(a) ((a)<=9?('0'+(a)):('A'+(a)-10))
80
81 U_CAPI char* U_EXPORT2
82 uprv_strdup(const char *src);
83
84 /**
85 * uprv_malloc n+1 bytes, and copy n bytes from src into the new string.
86 * Terminate with a null at offset n. If n is -1, works like uprv_strdup
87 * @param src
88 * @param n length of the input string, not including null.
89 * @return new string (owned by caller, use uprv_free to free).
90 * @internal
91 */
92 U_CAPI char* U_EXPORT2
93 uprv_strndup(const char *src, int32_t n);
94
95 U_CAPI char* U_EXPORT2
96 T_CString_toLowerCase(char* str);
97
98 U_CAPI char* U_EXPORT2
99 T_CString_toUpperCase(char* str);
100
101 U_CAPI int32_t U_EXPORT2
102 T_CString_integerToString(char *buffer, int32_t n, int32_t radix);
103
104 U_CAPI int32_t U_EXPORT2
105 T_CString_int64ToString(char *buffer, int64_t n, uint32_t radix);
106
107 U_CAPI int32_t U_EXPORT2
108 T_CString_stringToInteger(const char *integerString, int32_t radix);
109
110 /**
111 * Case-insensitive, language-independent string comparison
112 * limited to the ASCII character repertoire.
113 */
114 U_CAPI int U_EXPORT2
115 uprv_stricmp(const char *str1, const char *str2);
116
117 /**
118 * Case-insensitive, language-independent string comparison
119 * limited to the ASCII character repertoire.
120 */
121 U_CAPI int U_EXPORT2
122 uprv_strnicmp(const char *str1, const char *str2, uint32_t n);
123
124 #endif /* ! CSTRING_H */
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