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comparison: build/stlport/src/codecvt.cpp
build/stlport/src/codecvt.cpp
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- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:4b86d068f846 |
|---|---|
| 1 /* | |
| 2 * Copyright (c) 1999 | |
| 3 * Silicon Graphics Computer Systems, Inc. | |
| 4 * | |
| 5 * Copyright (c) 1999 | |
| 6 * Boris Fomitchev | |
| 7 * | |
| 8 * This material is provided "as is", with absolutely no warranty expressed | |
| 9 * or implied. Any use is at your own risk. | |
| 10 * | |
| 11 * Permission to use or copy this software for any purpose is hereby granted | |
| 12 * without fee, provided the above notices are retained on all copies. | |
| 13 * Permission to modify the code and to distribute modified code is granted, | |
| 14 * provided the above notices are retained, and a notice that the code was | |
| 15 * modified is included with the above copyright notice. | |
| 16 * | |
| 17 */ | |
| 18 #include "stlport_prefix.h" | |
| 19 | |
| 20 #include <locale> | |
| 21 #include <algorithm> | |
| 22 | |
| 23 _STLP_BEGIN_NAMESPACE | |
| 24 | |
| 25 //---------------------------------------------------------------------- | |
| 26 // codecvt<char, char, mbstate_t> | |
| 27 | |
| 28 codecvt<char, char, mbstate_t>::~codecvt() {} | |
| 29 | |
| 30 int codecvt<char, char, mbstate_t>::do_length(state_type&, | |
| 31 const char* from, | |
| 32 const char* end, | |
| 33 size_t mx) const | |
| 34 { return (int)(min) ( __STATIC_CAST(size_t, (end - from)), mx); } | |
| 35 | |
| 36 int codecvt<char, char, mbstate_t>::do_max_length() const _STLP_NOTHROW | |
| 37 { return 1; } | |
| 38 | |
| 39 bool | |
| 40 codecvt<char, char, mbstate_t>::do_always_noconv() const _STLP_NOTHROW | |
| 41 { return true; } | |
| 42 | |
| 43 int | |
| 44 codecvt<char, char, mbstate_t>::do_encoding() const _STLP_NOTHROW | |
| 45 { return 1; } | |
| 46 | |
| 47 codecvt_base::result | |
| 48 codecvt<char, char, mbstate_t>::do_unshift(state_type& /* __state */, | |
| 49 char* __to, | |
| 50 char* /* __to_limit */, | |
| 51 char*& __to_next) const | |
| 52 { __to_next = __to; return noconv; } | |
| 53 | |
| 54 codecvt_base::result | |
| 55 codecvt<char, char, mbstate_t>::do_in (state_type& /* __state */ , | |
| 56 const char* __from, | |
| 57 const char* /* __from_end */, | |
| 58 const char*& __from_next, | |
| 59 char* __to, | |
| 60 char* /* __to_end */, | |
| 61 char*& __to_next) const | |
| 62 { __from_next = __from; __to_next = __to; return noconv; } | |
| 63 | |
| 64 codecvt_base::result | |
| 65 codecvt<char, char, mbstate_t>::do_out(state_type& /* __state */, | |
| 66 const char* __from, | |
| 67 const char* /* __from_end */, | |
| 68 const char*& __from_next, | |
| 69 char* __to, | |
| 70 char* /* __to_limit */, | |
| 71 char*& __to_next) const | |
| 72 { __from_next = __from; __to_next = __to; return noconv; } | |
| 73 | |
| 74 | |
| 75 #if !defined (_STLP_NO_WCHAR_T) | |
| 76 //---------------------------------------------------------------------- | |
| 77 // codecvt<wchar_t, char, mbstate_t> | |
| 78 | |
| 79 codecvt<wchar_t, char, mbstate_t>::~codecvt() {} | |
| 80 | |
| 81 | |
| 82 codecvt<wchar_t, char, mbstate_t>::result | |
| 83 codecvt<wchar_t, char, mbstate_t>::do_out(state_type& /* state */, | |
| 84 const intern_type* from, | |
| 85 const intern_type* from_end, | |
| 86 const intern_type*& from_next, | |
| 87 extern_type* to, | |
| 88 extern_type* to_limit, | |
| 89 extern_type*& to_next) const { | |
| 90 ptrdiff_t len = (min) (from_end - from, to_limit - to); | |
| 91 copy(from, from + len, to); | |
| 92 from_next = from + len; | |
| 93 to_next = to + len; | |
| 94 return ok; | |
| 95 } | |
| 96 | |
| 97 codecvt<wchar_t, char, mbstate_t>::result | |
| 98 codecvt<wchar_t, char, mbstate_t>::do_in (state_type& /* state */, | |
| 99 const extern_type* from, | |
| 100 const extern_type* from_end, | |
| 101 const extern_type*& from_next, | |
| 102 intern_type* to, | |
| 103 intern_type* to_limit, | |
| 104 intern_type*& to_next) const { | |
| 105 ptrdiff_t len = (min) (from_end - from, to_limit - to); | |
| 106 copy(__REINTERPRET_CAST(const unsigned char*, from), | |
| 107 __REINTERPRET_CAST(const unsigned char*, from) + len, to); | |
| 108 from_next = from + len; | |
| 109 to_next = to + len; | |
| 110 return ok; | |
| 111 } | |
| 112 | |
| 113 codecvt<wchar_t, char, mbstate_t>::result | |
| 114 codecvt<wchar_t, char, mbstate_t>::do_unshift(state_type& /* state */, | |
| 115 extern_type* to, | |
| 116 extern_type* , | |
| 117 extern_type*& to_next) const { | |
| 118 to_next = to; | |
| 119 return noconv; | |
| 120 } | |
| 121 | |
| 122 int codecvt<wchar_t, char, mbstate_t>::do_encoding() const _STLP_NOTHROW | |
| 123 { return 1; } | |
| 124 | |
| 125 bool codecvt<wchar_t, char, mbstate_t>::do_always_noconv() const _STLP_NOTHROW | |
| 126 { return true; } | |
| 127 | |
| 128 int codecvt<wchar_t, char, mbstate_t>::do_length(state_type&, | |
| 129 const extern_type* from, | |
| 130 const extern_type* end, | |
| 131 size_t mx) const | |
| 132 { return (int)(min) ((size_t) (end - from), mx); } | |
| 133 | |
| 134 int codecvt<wchar_t, char, mbstate_t>::do_max_length() const _STLP_NOTHROW | |
| 135 { return 1; } | |
| 136 #endif /* wchar_t */ | |
| 137 | |
| 138 _STLP_END_NAMESPACE | |
| 139 | |
| 140 // Local Variables: | |
| 141 // mode:C++ | |
| 142 // End: | |
| 143 |
