| 1 | // © 2016 and later: Unicode, Inc. and others. | 
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| 2 | // License & terms of use: http://www.unicode.org/copyright.html | 
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| 3 | /* | 
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| 4 | ****************************************************************************** | 
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| 5 | * | 
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| 6 | *   Copyright (C) 1997-2011, International Business Machines | 
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| 7 | *   Corporation and others.  All Rights Reserved. | 
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| 8 | * | 
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| 9 | ****************************************************************************** | 
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| 10 | *   file name:  cpputils.h | 
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| 11 | *   encoding:   UTF-8 | 
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| 12 | *   tab size:   8 (not used) | 
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| 13 | *   indentation:4 | 
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| 14 | */ | 
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| 15 |  | 
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| 16 | #ifndef CPPUTILS_H | 
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| 17 | #define CPPUTILS_H | 
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| 18 |  | 
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| 19 | #include "unicode/utypes.h" | 
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| 20 | #include "unicode/unistr.h" | 
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| 21 | #include "cmemory.h" | 
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| 22 |  | 
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| 23 | /*==========================================================================*/ | 
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| 24 | /* Array copy utility functions */ | 
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| 25 | /*==========================================================================*/ | 
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| 26 |  | 
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| 27 | static | 
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| 28 | inline void uprv_arrayCopy(const double* src, double* dst, int32_t count) | 
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| 29 | { uprv_memcpy(dst, src, (size_t)count * sizeof(*src)); } | 
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| 30 |  | 
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| 31 | static | 
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| 32 | inline void uprv_arrayCopy(const double* src, int32_t srcStart, | 
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| 33 | double* dst, int32_t dstStart, int32_t count) | 
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| 34 | { uprv_memcpy(dst+dstStart, src+srcStart, (size_t)count * sizeof(*src)); } | 
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| 35 |  | 
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| 36 | static | 
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| 37 | inline void uprv_arrayCopy(const int8_t* src, int8_t* dst, int32_t count) | 
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| 38 | { uprv_memcpy(dst, src, (size_t)count * sizeof(*src)); } | 
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| 39 |  | 
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| 40 | static | 
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| 41 | inline void uprv_arrayCopy(const int8_t* src, int32_t srcStart, | 
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| 42 | int8_t* dst, int32_t dstStart, int32_t count) | 
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| 43 | { uprv_memcpy(dst+dstStart, src+srcStart, (size_t)count * sizeof(*src)); } | 
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| 44 |  | 
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| 45 | static | 
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| 46 | inline void uprv_arrayCopy(const int16_t* src, int16_t* dst, int32_t count) | 
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| 47 | { uprv_memcpy(dst, src, (size_t)count * sizeof(*src)); } | 
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| 48 |  | 
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| 49 | static | 
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| 50 | inline void uprv_arrayCopy(const int16_t* src, int32_t srcStart, | 
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| 51 | int16_t* dst, int32_t dstStart, int32_t count) | 
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| 52 | { uprv_memcpy(dst+dstStart, src+srcStart, (size_t)count * sizeof(*src)); } | 
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| 53 |  | 
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| 54 | static | 
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| 55 | inline void uprv_arrayCopy(const int32_t* src, int32_t* dst, int32_t count) | 
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| 56 | { uprv_memcpy(dst, src, (size_t)count * sizeof(*src)); } | 
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| 57 |  | 
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| 58 | static | 
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| 59 | inline void uprv_arrayCopy(const int32_t* src, int32_t srcStart, | 
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| 60 | int32_t* dst, int32_t dstStart, int32_t count) | 
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| 61 | { uprv_memcpy(dst+dstStart, src+srcStart, (size_t)count * sizeof(*src)); } | 
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| 62 |  | 
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| 63 | static | 
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| 64 | inline void | 
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| 65 | uprv_arrayCopy(const char16_t *src, int32_t srcStart, | 
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| 66 | char16_t *dst, int32_t dstStart, int32_t count) | 
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| 67 | { uprv_memcpy(dst+dstStart, src+srcStart, (size_t)count * sizeof(*src)); } | 
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| 68 |  | 
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| 69 | /** | 
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| 70 | * Copy an array of UnicodeString OBJECTS (not pointers). | 
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| 71 | * @internal | 
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| 72 | */ | 
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| 73 | static inline void | 
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| 74 | uprv_arrayCopy(const icu::UnicodeString *src, icu::UnicodeString *dst, int32_t count) | 
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| 75 | { while(count-- > 0) *dst++ = *src++; } | 
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| 76 |  | 
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| 77 | /** | 
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| 78 | * Copy an array of UnicodeString OBJECTS (not pointers). | 
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| 79 | * @internal | 
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| 80 | */ | 
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| 81 | static inline void | 
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| 82 | uprv_arrayCopy(const icu::UnicodeString *src, int32_t srcStart, | 
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| 83 | icu::UnicodeString *dst, int32_t dstStart, int32_t count) | 
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| 84 | { uprv_arrayCopy(src+srcStart, dst+dstStart, count); } | 
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| 85 |  | 
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| 86 | /** | 
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| 87 | * Checks that the string is readable and writable. | 
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| 88 | * Sets U_ILLEGAL_ARGUMENT_ERROR if the string isBogus() or has an open getBuffer(). | 
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| 89 | */ | 
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| 90 | inline void | 
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| 91 | uprv_checkCanGetBuffer(const icu::UnicodeString &s, UErrorCode &errorCode) { | 
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| 92 | if(U_SUCCESS(errorCode) && s.isBogus()) { | 
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| 93 | errorCode=U_ILLEGAL_ARGUMENT_ERROR; | 
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| 94 | } | 
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| 95 | } | 
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| 96 |  | 
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| 97 | #endif /* _CPPUTILS */ | 
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| 98 |  | 
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