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灌个水吧...
1 K' D. ^# F1 K: {4 o9 f/**
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*@author Jimmy1 w0 Z; O0 a+ X: X" @
*@date 2007.1.169 M( p! @& \( `& K. h
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#include "utf8conv.h"
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9 R7 F& \& O3 u1 ]9 D% kint UTF8Conv::codepage(const char* code_page)
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#ifdef WIN320 _6 F4 M: e, ]3 P; C6 \' X
if(code_page)
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8 h* F& A, \1 h; B0 _8 n, k return GetACP();//既竚箇砞
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0 g( R R9 J( O/ Q8 }1 Y#endif
7 l" d4 M" z- L' x- b return 950 ;//taiwan acp
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3 R3 R8 v; y" |- Aint UTF8Conv::dbcs2wchar(const char* code_page,/*in*/const char* in,int in_len,/*out*/wchar_t* out,int out_max)& R1 B! b: l3 x9 G
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#ifdef WIN32& ]3 v: W) _, E* U8 A! t, @. N
return ::MultiByteToWideChar(codepage(code_page),0,in,in_len,out,out_max);
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size_t result;
7 q! t, E/ y. X1 l iconv_t env;
7 H3 F# n( x0 g! W env = iconv_open("WCHAR_T",code_page);" A v0 o9 ]* I' V- {
result = iconv(env,(char**)&in,(size_t*)&in_len,(char**)&out,(size_t*)&out_max);
+ `; t; {0 W9 X- Q: {: y! [7 _: R iconv_close(env);
, |- H/ e) a8 f( h return (int) result;# g* @: [2 C+ M; [* v, S
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#endif
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) L, w+ [1 m$ qint UTF8Conv::dbcs2wchar(const char* code_page,/*in*/const std::string& in,/*out*/std::wstring& out)% C/ j q$ }: o8 b
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int len = in.length() + 1;
( @0 K3 u+ h, N2 z int result;$ w+ O' F0 d" [6 G8 b( w' m
wchar_t* pBuffer = new wchar_t[len];4 w! `3 }* f, G+ f, ? }1 \
memset(pBuffer,0,len*sizeof(wchar_t));8 b+ K1 q# }. Y. ~( {
result = dbcs2wchar(code_page,in.c_str(),in.length(),pBuffer,len*sizeof(wchar_t));+ f5 P9 q5 T$ S
if(pBuffer >= 0)
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out = pBuffer;- c- Z1 `2 b r! M3 r& ~7 ?
}
6 m( H# h7 g; E* b0 ?, F7 v. @ else
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$ }9 f4 O8 a5 C# W" ` out.clear();6 @/ D" ?9 t% `* F/ r# A
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delete[] pBuffer;
* f# ?* Z# d( b return result;' g5 k: v$ V7 Q* k
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int UTF8Conv::wchar2dbcs(const char* code_page,/*in*/const wchar_t* in,int in_len,/*out*/char* out,int out_max) `; c3 Z8 g7 o2 u( q* ?
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#ifdef WIN32 U, y' o1 i- j, Q1 t+ M o( q
BOOL use_def_char;
+ I( N# D/ c' |1 z* V use_def_char = FALSE;
4 m" Y" f3 N2 l- X return ::WideCharToMultiByte(codepage(code_page),0,in,in_len/sizeof(wchar_t),out,out_max,"?",&use_def_char);5 ^( P. v7 f1 Q9 v* d! f2 j2 Y
#else- h9 ]' G6 x( ~$ I# a" w' T" ^
size_t result;" K# x4 p( z9 r$ k, K0 g1 X
iconv_t env;* S m. w" [ X8 N5 L- G
env = iconv_open(code_page,"WCHAR_T");$ k$ |0 s0 c) q2 P- e4 j
result = iconv(env,(char**)&in,(size_t*)&in_len,(char**)&out,(size_t*)&out_max);
) H9 y4 U4 ~2 C- x4 H- q iconv_close(env);
' e8 b. O6 E8 \ return (int) result;
4 a) e+ t* v9 B) x#endif 6 J, D: K9 I# ~( K3 C% I" ?: Y
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int UTF8Conv::wchar2dbcs(const char* code_page,/*in*/const std::wstring& in,/*out*/std::string& out)
* M5 i; _- Q) E4 Q; L{
- W8 G7 `8 X# u6 q: J, I int len = in.length() + 1;. p" j( s" z9 N5 l/ J8 u: S+ v
int result;
0 p$ j! i% I, \/ z char* pBuffer = new char[len*3];
$ W: u( u$ E" ~& l$ _$ u0 ~ memset(pBuffer,0,len*3);
+ w; i# |# } N3 C+ e: N" f0 x result = wchar2dbcs(code_page,in.c_str(),in.length() * sizeof(wchar_t),pBuffer,len*3);
S" v7 K7 y8 L2 ` if(result >= 0)
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$ X9 y) `) A. n, H out = pBuffer;. Q) q7 ?$ \: V: u
}
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out = "";' m8 T8 P5 t1 a7 b
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delete[] pBuffer;
3 O. l5 w! C+ c5 a) q return result;! O; `- O0 i2 H9 M
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+ `& O3 L# T$ q% G2 t( W6 |! V+ pint UTF8Conv::wchar2utf8(/*in*/const wchar_t* in,int in_len,/*out*/char* out,int out_max)
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#ifdef WIN32
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BOOL use_def_char;
" @/ W- \. J. m use_def_char = FALSE;
) l2 H& Y6 Y: L. h return ::WideCharToMultiByte(CP_UTF8,0,in,in_len/sizeof(wchar_t),out,out_max,NULL,NULL);
- M2 y) O8 [: q+ S6 F9 |#else
; Z' Z2 K2 B1 d9 n& E size_t result;
5 a( U5 Z* X) `+ E1 v0 O/ A# W iconv_t env;
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env = iconv_open("UTF8","WCHAR_T");
+ W4 l0 `# [- ]) |; U9 C result = iconv(env,(char**)&in,(size_t*)&in_len,(char**)&out,(size_t*)&out_max); 6 X2 H7 l; T& t! W
iconv_close(env);
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' \, I% U2 W0 ]8 Y! e mint UTF8Conv::wchar2utf8(/*in*/const std::wstring& in,/*out*/std::string& out)5 l9 H0 D* A. Q& Z
{
# x5 v5 }5 e+ Y( l) D int len = in.length() + 1;3 c8 O( B' D; w& @. y
int result;
8 y, K5 T$ a. L char* pBuffer = new char[len*3];
8 z6 M; C) g+ J% w; A) i; Z8 H memset(pBuffer,0,len*3); 0 n! h' M6 `( r
result = wchar2utf8(in.c_str(),in.length() * sizeof(wchar_t),pBuffer,len*3); & U, Z. r2 o5 i. k2 y7 C# u1 t1 ~
if(result >= 0). f8 R+ a7 D+ h. ]; Y/ V
{
8 }& R( ?" B) J0 o% a M7 ]. u out = pBuffer;# `7 Z* }: B7 A- Y; e5 t
}
/ y; L" a/ z/ B( B else
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+ ~" ]1 _- Y0 t5 z- i* d* | out = "";6 Y; u7 G: y" @ R! w
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delete[] pBuffer;
4 m5 v& Y! W9 D6 r/ o: }: j) X return result;
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int UTF8Conv::utf82wchar(/*in*/const char* in,int in_len,/*out*/wchar_t* out,int out_max)* l5 W( b }2 i' V+ P
{
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return ::MultiByteToWideChar(CP_UTF8,0,in,in_len,out,out_max);- n' M2 A# S1 P: ^) G
#else
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iconv_t env;
# Y3 O. F4 \! }" B8 Q I1 F env = iconv_open("WCHAR_T","UTF8");
, @3 e1 X9 V, b& _6 ?1 B result = iconv(env,(char**)&in,(size_t*)&in_len,(char**)&out,(size_t*)&out_max);
( \6 E$ i: \, s/ ]! x iconv_close(env);
}) ~/ N5 G& m& B; H" G return (int) result;* n' s" B5 A/ n) V8 X+ Z0 g
#endif
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int UTF8Conv::utf82wchar(/*in*/const std::string& in,/*out*/std::wstring& out)3 G. A0 }! T- w3 ?3 n
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int len = in.length() + 1;
]' l9 x; s# }3 k int result;( H9 {' B: T7 N7 h% S5 p0 _8 V
//wstring temp;
/ o2 K! O* d/ s& g. g- L: p( f wchar_t* pBuffer = new wchar_t[len];
7 @4 i b7 w5 o9 Q6 x( \6 O memset(pBuffer,0,len*sizeof(wchar_t));; f, R9 Q) h" c5 _% M0 m: I: w# y
result = utf82wchar(in.c_str(),in.length(),pBuffer,len*sizeof(wchar_t));
z+ k0 |* O/ S! B6 F, E- f& @9 M" S //printf("utf82wchar result is %d,errno is %s\n",result,strerror(errno));8 I, D6 d; \9 n
if(result >= 0)8 a6 Q/ u4 k$ K9 q, A
{
( s% d" B. H+ S* a* V% V8 N! y7 V out = pBuffer;0 f1 t# g' x8 G. g7 r" g9 `4 Z
}
! e9 ^" _' W8 t3 N' `( s+ L y$ D0 A/ V else
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, M) f- Y4 q! V# D7 [: m+ c* e3 A1 v) T out.clear(); 4 N# J( A$ K) s. S _
}
) s3 T' }8 _6 i) F3 b delete[] pBuffer;
, D, W' O) S- X; ], g( N3 [ return result;- ~; d1 V- n' B g/ a6 w {6 J
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7 l. M, f9 {! _3 k$ M5 t; a/**
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*@author Jimmy# i5 h# ?' g" }6 Q
*@date 2007.1.16
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#ifndef _UTF8CONV_H_0 s. _. \; Y/ L
#define _UTF8CONV_H_
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#ifdef WIN32 z! G8 M2 H8 f3 n9 Z
#include <windows.h>
, O- ^0 M& I% D8 E4 d#include <winnls.h>
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#include <stdio.h>
( C& E7 O. M# R( \3 h#include <iconv.h>% ]& R. h/ K6 o& X3 Q8 k
#endif
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#include<string>
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class UTF8Conv
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public:
# W" y- r: G9 V, u$ v static int codepage(const char* code_page);
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4 j: A8 G5 r) N- n static int dbcs2wchar(const char* code_page,/*in*/const char* in,int in_len,/*out*/wchar_t* out,int out_max) ;: }, I/ d1 Z0 e
# \: I; r0 {; w; d static int dbcs2wchar(const char* code_page,/*in*/const std::string& in,/*out*/std::wstring& out);
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; I5 s T" ^& M- d static int wchar2dbcs(const char* code_page,/*in*/const wchar_t* in,int in_len,/*out*/char* out,int out_max) ;
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' O6 [1 r' ], M' K- _ static int wchar2dbcs(const char* code_page,/*in*/const std::wstring& in,/*out*/std::string& out) ;, {* p" y( ]- D2 g" H: o
* H0 k8 B9 N |2 w8 `$ M static int wchar2utf8(/*in*/const wchar_t* in,int in_len,/*out*/char* out,int out_max);4 k, z5 d% A$ }. h9 S) `7 i( w
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static int wchar2utf8(/*in*/const std::wstring& in,/*out*/std::string& out);
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static int utf82wchar(/*in*/const char* in,int in_len,/*out*/wchar_t* out,int out_max);3 C8 l1 K- K/ r3 v
2 [1 S( u" A V static int utf82wchar(/*in*/const std::string& in,/*out*/std::wstring& out);7 h& `$ i8 i) f2 V' J' C' R
};
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2 I1 y& J& n9 d( d#endif |