The Tor Browser: intl/icu/source/common/cstring.h@fc2d59ddac77

     1 /*

     2 ******************************************************************************

3 *

     4 *   Copyright (C) 1997-2012, 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 */

    25 #ifndef CSTRING_H

    26 #define CSTRING_H 1

    28 #include "unicode/utypes.h"

    29 #include "cmemory.h"

    30 #include <string.h>

    31 #include <stdlib.h>

    32 #include <ctype.h>

    34 #define uprv_strcpy(dst, src) U_STANDARD_CPP_NAMESPACE  strcpy(dst, src)

    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_strcat(dst, src) U_STANDARD_CPP_NAMESPACE strcat(dst, src)

    38 #define uprv_strchr(s, c) U_STANDARD_CPP_NAMESPACE strchr(s, c)

    39 #define uprv_strstr(s, c) U_STANDARD_CPP_NAMESPACE strstr(s, c)

    40 #define uprv_strrchr(s, c) U_STANDARD_CPP_NAMESPACE strrchr(s, c)

    42 #if U_DEBUG

    44 #define uprv_strncpy(dst, src, size) ( \

    45     uprv_checkValidMemory(src, 1), \

    46     U_STANDARD_CPP_NAMESPACE strncpy(dst, src, size))

    47 #define uprv_strncmp(s1, s2, n) ( \

    48     uprv_checkValidMemory(s1, 1), \

    49     uprv_checkValidMemory(s2, 1), \

    50     U_STANDARD_CPP_NAMESPACE strncmp(s1, s2, n))

    51 #define uprv_strncat(dst, src, n) ( \

    52     uprv_checkValidMemory(src, 1), \

    53     U_STANDARD_CPP_NAMESPACE strncat(dst, src, n))

    55 #else

    57 #define uprv_strncpy(dst, src, size) U_STANDARD_CPP_NAMESPACE strncpy(dst, src, size)

    58 #define uprv_strncmp(s1, s2, n) U_STANDARD_CPP_NAMESPACE strncmp(s1, s2, n)

    59 #define uprv_strncat(dst, src, n) U_STANDARD_CPP_NAMESPACE strncat(dst, src, n)

    61 #endif  /* U_DEBUG */

    63 /**

    64  * Is c an ASCII-repertoire letter a-z or A-Z?

    65  * Note: The implementation is specific to whether ICU is compiled for

    66  * an ASCII-based or EBCDIC-based machine. There just does not seem to be a better name for this.

    67  */

    68 U_CAPI UBool U_EXPORT2

    69 uprv_isASCIILetter(char c);

    71 U_CAPI char U_EXPORT2

    72 uprv_toupper(char c);

    75 U_CAPI char U_EXPORT2

    76 uprv_asciitolower(char c);

    78 U_CAPI char U_EXPORT2

    79 uprv_ebcdictolower(char c);

    81 #if U_CHARSET_FAMILY==U_ASCII_FAMILY

    82 #   define uprv_tolower uprv_asciitolower

    83 #elif U_CHARSET_FAMILY==U_EBCDIC_FAMILY

    84 #   define uprv_tolower uprv_ebcdictolower

    85 #else

    86 #   error U_CHARSET_FAMILY is not valid

    87 #endif

    89 #define uprv_strtod(source, end) U_STANDARD_CPP_NAMESPACE strtod(source, end)

    90 #define uprv_strtoul(str, end, base) U_STANDARD_CPP_NAMESPACE strtoul(str, end, base)

    91 #define uprv_strtol(str, end, base) U_STANDARD_CPP_NAMESPACE strtol(str, end, base)

    93 /* Conversion from a digit to the character with radix base from 2-19 */

    94 /* May need to use U_UPPER_ORDINAL*/

    95 #define T_CString_itosOffset(a) ((a)<=9?('0'+(a)):('A'+(a)-10))

    97 U_CAPI char* U_EXPORT2

    98 uprv_strdup(const char *src);

   100 /**

   101  * uprv_malloc n+1 bytes, and copy n bytes from src into the new string.

   102  * Terminate with a null at offset n.   If n is -1, works like uprv_strdup

   103  * @param src

   104  * @param n length of the input string, not including null.

   105  * @return new string (owned by caller, use uprv_free to free).

   106  * @internal

   107  */

   108 U_CAPI char* U_EXPORT2

   109 uprv_strndup(const char *src, int32_t n);

   111 U_CAPI char* U_EXPORT2

   112 T_CString_toLowerCase(char* str);

   114 U_CAPI char* U_EXPORT2

   115 T_CString_toUpperCase(char* str);

   117 U_CAPI int32_t U_EXPORT2

   118 T_CString_integerToString(char *buffer, int32_t n, int32_t radix);

   120 U_CAPI int32_t U_EXPORT2

   121 T_CString_int64ToString(char *buffer, int64_t n, uint32_t radix);

   123 U_CAPI int32_t U_EXPORT2

   124 T_CString_stringToInteger(const char *integerString, int32_t radix);

   126 /**

   127  * Case-insensitive, language-independent string comparison

   128  * limited to the ASCII character repertoire.

   129  */

   130 U_CAPI int U_EXPORT2

   131 uprv_stricmp(const char *str1, const char *str2);

   133 /**

   134  * Case-insensitive, language-independent string comparison

   135  * limited to the ASCII character repertoire.

   136  */

   137 U_CAPI int U_EXPORT2

   138 uprv_strnicmp(const char *str1, const char *str2, uint32_t n);

   140 #endif /* ! CSTRING_H */

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