[报道]重新报个到,申请个新人成长礼包~* T5 g2 H8 |+ h% Q N" h* a( o8 k& W
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灌个水吧...
4 L9 X/ D# c' F5 G/**
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# Z3 t% V, O3 o. C6 e+ \9 C. f*@author Jimmy9 _( }( T) A$ m7 z7 |5 e
*@date 2007.1.16
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: M7 ~4 f* _1 z8 ?: `#include "utf8conv.h"" F; l) T1 ^- y& R @! M5 I
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' v& A$ H/ j3 i) _) R6 m8 Dint UTF8Conv::codepage(const char* code_page)
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#ifdef WIN32
& B4 t0 v! q3 g- M if(code_page)( O+ e$ X4 l6 b* [
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return GetACP();//既竚箇砞! c$ |2 Z8 [1 n- p% M$ X8 c2 L' j
}
" A. }) Y4 p; F& q$ E* s8 v7 F* \#endif
! M* J3 ]! e1 a* a) Q return 950 ;//taiwan acp5 }8 U, E h4 m2 S" A0 B) J
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" V/ O0 u+ c' r) N* oint UTF8Conv::dbcs2wchar(const char* code_page,/*in*/const char* in,int in_len,/*out*/wchar_t* out,int out_max)
! c7 J* c6 M; D! y) I{
5 ^% q% s" t4 h#ifdef WIN32
y1 a# b; ~8 n" p return ::MultiByteToWideChar(codepage(code_page),0,in,in_len,out,out_max);
: d2 z2 ?! r# D! ]4 S& k2 c#else ; s2 {) n) |, A
size_t result;. L: B/ [7 T- c) ?
iconv_t env;
$ L* X# z, Z! `+ `' J2 Q; ?% e env = iconv_open("WCHAR_T",code_page);$ i* ? H* Z% z# ^
result = iconv(env,(char**)&in,(size_t*)&in_len,(char**)&out,(size_t*)&out_max);2 S; f% P9 L7 N4 J
iconv_close(env);
3 B* S" Y6 D. O return (int) result;0 {% w! x! h4 h! i- v
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#endif % c' g' l0 x9 Z, D
}
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0 a+ z% i% u2 ^) i( fint UTF8Conv::dbcs2wchar(const char* code_page,/*in*/const std::string& in,/*out*/std::wstring& out)
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. C( N6 C( t. P0 K* W" h& u int len = in.length() + 1;, t8 J( }7 |! _4 J0 w2 ^1 X( ^, N
int result;8 ]3 W; \+ r* H
wchar_t* pBuffer = new wchar_t[len];
0 ?. ^/ E3 f: O: B5 l memset(pBuffer,0,len*sizeof(wchar_t));
5 A5 y& [ M" O- Q5 b' V result = dbcs2wchar(code_page,in.c_str(),in.length(),pBuffer,len*sizeof(wchar_t));
0 f* l! p6 l' }0 M9 I if(pBuffer >= 0)
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" X4 d) _+ ]/ \! k2 t' ~. ?% v, S) x out = pBuffer;
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: N9 l9 r8 U: z) Q( r. W: i4 Q else. C- K1 H8 j# p" v6 J( q
{
O4 I! Q! j% a8 \5 i4 f out.clear();
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6 A3 I5 \' q9 V5 X delete[] pBuffer;
/ |4 p& s6 ^) U5 W. h- t T return result;, Y3 v# Y t3 O1 V9 t
}
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( @2 E, z9 j: ^# Q d# Y" `% |int UTF8Conv::wchar2dbcs(const char* code_page,/*in*/const wchar_t* in,int in_len,/*out*/char* out,int out_max)
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* [4 d' }" \ r+ u! y4 F( x- [#ifdef WIN329 {- K0 R* a7 ?: q, Y) B
BOOL use_def_char;
" S2 f8 e( ?' J* K use_def_char = FALSE;- L* f: P! d4 S
return ::WideCharToMultiByte(codepage(code_page),0,in,in_len/sizeof(wchar_t),out,out_max,"?",&use_def_char);/ A' |; A* F! r) z
#else9 S }. d; _2 }1 ]& J( {( O
size_t result;' ^0 T" Y6 w2 h0 H, a
iconv_t env;# e5 O/ y' Y' @' Z' F
env = iconv_open(code_page,"WCHAR_T");6 q% q* @$ I) y2 c W+ A c
result = iconv(env,(char**)&in,(size_t*)&in_len,(char**)&out,(size_t*)&out_max);
5 v0 d" {( a1 Y8 Y. x) h iconv_close(env);
1 [# w4 ?" f. X3 ?0 Q$ l) N( E8 p5 h return (int) result;
( I& w$ r4 p- D/ L#endif
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int UTF8Conv::wchar2dbcs(const char* code_page,/*in*/const std::wstring& in,/*out*/std::string& out): F+ |3 N5 C; L' A* P
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int len = in.length() + 1;; M/ T* r1 j3 K% n3 f
int result;2 ?& x9 d, B" T+ h; E
char* pBuffer = new char[len*3];
- }: n4 ?) ~- O2 I _1 I: B4 E memset(pBuffer,0,len*3);8 ~% s" \7 c2 e
result = wchar2dbcs(code_page,in.c_str(),in.length() * sizeof(wchar_t),pBuffer,len*3);
/ n; S4 |; f8 t5 q3 a/ q; L/ G if(result >= 0). t. B* l- J4 \4 N) M% _( B3 S% F$ a7 o
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out = pBuffer;$ V, k G/ s! a; @; s
}
" j( B# j) A; p8 c3 m' C- }3 \, L else
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out = "";+ S$ ]" L- X7 u1 l2 X
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delete[] pBuffer;
% V. v* Q& f. D( M( [. Z& p return result;
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) q/ b$ U& q: i/ p4 [- p9 \int 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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& M) K. H: Y$ U BOOL use_def_char;
% S- ?& P* |9 }* h! g$ \ use_def_char = FALSE;
3 m, ?' t& \1 h+ Z' ~$ h$ N4 [ return ::WideCharToMultiByte(CP_UTF8,0,in,in_len/sizeof(wchar_t),out,out_max,NULL,NULL);
* h" P* f& s/ J3 d#else
$ x' T) E w! f6 P) e9 B6 \ size_t result;& I7 r% S; {8 L! b8 g7 A( B1 S
iconv_t env;9 | V4 y1 Y {8 i9 B3 N
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env = iconv_open("UTF8","WCHAR_T");) t* H# z& l7 e: d0 t o. D0 y
result = iconv(env,(char**)&in,(size_t*)&in_len,(char**)&out,(size_t*)&out_max);
! L& _- O: O) s6 _ iconv_close(env);9 G G: p1 `4 m) f7 E
return (int) result;
& o7 W) b( T( b6 J3 O#endif
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int UTF8Conv::wchar2utf8(/*in*/const std::wstring& in,/*out*/std::string& out)' t: M9 Y% Y8 u& n; ?: m( J
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int len = in.length() + 1;
. A' N# L1 B' b5 X O int result;
# v1 \: E2 q8 n# K char* pBuffer = new char[len*3];
8 O! s2 J9 Z" r f5 \7 ` memset(pBuffer,0,len*3);
: u7 L1 O( {- `6 k2 q. Z result = wchar2utf8(in.c_str(),in.length() * sizeof(wchar_t),pBuffer,len*3); + d/ g3 ^. A) ^: d
if(result >= 0)1 ], }! Y7 d2 i9 F
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out = pBuffer;
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else
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out = "";) Q% g! [) L5 w2 h
}
3 S. o7 V/ ^) N5 a delete[] pBuffer;
' p6 z/ ~+ w g4 u! U' C return result;
K) {) | i/ V$ q$ ~; g/ D$ s* f}
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" Z( N6 M# }' {; j7 Z5 ?; iint UTF8Conv::utf82wchar(/*in*/const char* in,int in_len,/*out*/wchar_t* out,int out_max)
% ?3 v/ H2 r$ k{* J. g# D3 g% a7 d, A& z1 X
#ifdef WIN32
1 ]5 b+ ?" J/ x |$ W [ return ::MultiByteToWideChar(CP_UTF8,0,in,in_len,out,out_max);
( |( {0 L" x( E* l0 o! |#else
+ B8 z' ]. `' n& b% G) E size_t result;- l" s' b/ q7 g$ j8 K. `
iconv_t env;8 r2 a6 c$ Z8 W- G$ {& K4 t
env = iconv_open("WCHAR_T","UTF8");
% Y7 _+ N) X; U2 s+ E result = iconv(env,(char**)&in,(size_t*)&in_len,(char**)&out,(size_t*)&out_max);
7 O1 d* Y' Z8 _' J iconv_close(env);# @ o+ u4 J7 J2 C: ~4 S |& U- ]% b
return (int) result;
5 b+ \4 n9 d5 c \#endif1 f0 \! e6 o2 ~ ?1 Q
}
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int UTF8Conv::utf82wchar(/*in*/const std::string& in,/*out*/std::wstring& out)
% a- n/ P) g0 o6 j- G{
% h* e Z3 W( P- z& Q' S% W2 a; q% Y int len = in.length() + 1;/ |# u7 f% @+ \) D6 z
int result;
K7 o1 h6 C |1 f' G- b, ]8 y4 \ //wstring temp;( w3 G2 A- W- v! ~9 Y1 }- j
wchar_t* pBuffer = new wchar_t[len];
/ R& x5 _; l3 G @+ Q memset(pBuffer,0,len*sizeof(wchar_t));
% r, Q2 z9 M% z( M; B result = utf82wchar(in.c_str(),in.length(),pBuffer,len*sizeof(wchar_t));
* d8 z6 M" W* G9 P8 B //printf("utf82wchar result is %d,errno is %s\n",result,strerror(errno));
& r7 d/ z2 J s) z if(result >= 0). R- w" D/ u! w2 ]3 x3 B
{
/ c. ]; t' a2 t, r& T% D out = pBuffer;( ]& k U6 G8 N6 B9 w2 A8 l0 o
}
, j5 w( e+ v" E& R else
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0 G& t3 z. l6 ?9 L, D7 B! S out.clear();
\1 N: S' O' R! d' U/ E }
" `5 _' k+ t: ~3 L- ~5 C$ _ delete[] pBuffer;# \5 d5 N) F, g A, X
return result;
- L Q. F& k' l}
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/**
3 X8 Y8 n! p3 a5 J*@file
2 h& q2 k5 I3 H' |*@author Jimmy- T7 Z- E! H9 I1 n2 a- l4 n- N1 N
*@date 2007.1.16
9 B9 w# p! ?4 S3 Q b/ \*/4 }- X! i; T) J6 |
#ifndef _UTF8CONV_H_
7 U: K. j" }; z#define _UTF8CONV_H_* R; g" s( r0 u9 f5 d5 C
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#ifdef WIN32
! N+ y' N) U. ?+ z' N* Y$ b#include <windows.h>$ ~* f! r4 I2 p6 Z O& F% i+ Z
#include <winnls.h>: h% D5 m# Z4 ^( V1 P- I; D* |
#else, P* _6 t3 y g" Q8 q7 W
#include <stdio.h>
3 L9 e! F# X& [$ D7 Z2 K#include <iconv.h>
0 v6 y) ~3 S, `/ l, D& v' @#endif( l) b( \; ^, C" c- T
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#include<string>
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4 w" Z2 G8 a. j' _3 w: vclass UTF8Conv
0 I7 n- F2 Q S7 U3 v1 U+ ]6 Y: @ {
8 a, `% c: h; f& g0 ^& y* K public:
! e9 D* p9 _5 Z& ~: @% m static int codepage(const char* code_page);. w3 I" w) I: O" Y
1 [! R6 l( W1 M$ L& v static int dbcs2wchar(const char* code_page,/*in*/const char* in,int in_len,/*out*/wchar_t* out,int out_max) ;( O1 U$ B) f' W1 U' I6 u8 f* z4 e3 u
7 ]5 H0 s6 T- T- z4 M, W t
static int dbcs2wchar(const char* code_page,/*in*/const std::string& in,/*out*/std::wstring& out);- q9 [, F! T+ Q' G2 k" e
7 L/ z5 }: b* B" @
static int wchar2dbcs(const char* code_page,/*in*/const wchar_t* in,int in_len,/*out*/char* out,int out_max) ;# w4 V' F: G9 }# Z* a
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static int wchar2dbcs(const char* code_page,/*in*/const std::wstring& in,/*out*/std::string& out) ;5 q, ?1 ~8 E7 ], T
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static int wchar2utf8(/*in*/const wchar_t* in,int in_len,/*out*/char* out,int out_max);
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2 h* C/ `! V: [6 y8 K" g6 T static int wchar2utf8(/*in*/const std::wstring& in,/*out*/std::string& out);+ w6 R' n& Z$ k6 ]7 [; j( f
' Q4 x! Q$ N4 J# L static int utf82wchar(/*in*/const char* in,int in_len,/*out*/wchar_t* out,int out_max);/ k% Q$ @$ v4 h3 c \: h
3 L6 Q* t3 B! M( O" L& M6 S
static int utf82wchar(/*in*/const std::string& in,/*out*/std::wstring& out);6 d7 B4 W Q) m* ]0 a
};
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#endif |