[报道]重新报个到,申请个新人成长礼包~" x+ D/ Q1 L: a; E$ [' g0 |" x/ n
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灌个水吧...# _3 d1 d0 J6 {4 s' F% k
/**' X* w2 g' E* L0 u0 c; v
*@file
5 V# v1 s6 X z*@author Jimmy
2 o# v9 c, p0 M) p4 d9 Y1 @% ^*@date 2007.1.16+ x7 x9 q* g" f# N% ?0 G9 C, S
*/
9 X1 k6 j# N9 J6 I. n#include "utf8conv.h"
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( c( F/ n9 L+ ^" n$ K7 R) e- _int UTF8Conv::codepage(const char* code_page)( v; d' x. ~3 Q- a
{
: y) u- d7 Q# s9 y+ c# _# {#ifdef WIN32
3 T1 \1 m N: I+ l; |% d: h! @ if(code_page)
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% x1 H5 l- W. w; p( Z2 c return GetACP();//既竚箇砞$ D9 p" t9 {; v+ O" p
} ) N# P- N; ~4 z" a6 x/ a6 n* L
#endif R- o1 C& U. R& c: m0 d4 {9 k9 ]
return 950 ;//taiwan acp" R. h0 Q& o0 \0 Z. Z
}
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+ ]$ ]; K [* u3 E' V7 pint UTF8Conv::dbcs2wchar(const char* code_page,/*in*/const char* in,int in_len,/*out*/wchar_t* out,int out_max)
0 c$ P* v+ a+ ~* s8 }# \{
9 G' B7 ~5 B* [ ~: \. s#ifdef WIN32
6 H7 n! ~! Y+ Y. o* g& q' ?( r return ::MultiByteToWideChar(codepage(code_page),0,in,in_len,out,out_max);
; I) g% z9 @+ u#else ' ^2 U' \2 ~* |( a; C; t! U% P
size_t result;% n% ~/ \2 ?- z
iconv_t env;0 K m1 R5 U5 Z- \9 a
env = iconv_open("WCHAR_T",code_page);# g$ G' k$ M: [6 I3 F8 e
result = iconv(env,(char**)&in,(size_t*)&in_len,(char**)&out,(size_t*)&out_max);! H; h8 y1 n& S( Z
iconv_close(env);9 }0 i! Y) S. d) U) ~3 z
return (int) result;
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" f; ~+ d B1 a8 ?+ F4 t6 i' Q#endif
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! B# c4 }& S. D* X6 ]$ S( \int UTF8Conv::dbcs2wchar(const char* code_page,/*in*/const std::string& in,/*out*/std::wstring& out) x2 h/ c; \- P
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int len = in.length() + 1;9 A+ P1 F4 E1 ~' v& U7 C: H* v) R
int result;
+ k. I/ z g6 M wchar_t* pBuffer = new wchar_t[len];8 s* o9 w7 W* K- W4 Y2 x$ g' M
memset(pBuffer,0,len*sizeof(wchar_t));8 o" y; o; s. c
result = dbcs2wchar(code_page,in.c_str(),in.length(),pBuffer,len*sizeof(wchar_t));
: o% j' v7 R2 x- ?$ J9 @" J3 Q if(pBuffer >= 0)
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, w$ ]! G# G/ X4 A% _ out = pBuffer;' R2 x4 R' A; }9 e1 r4 q$ J
}
+ W- G# z: V5 n/ s6 U else
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2 ?/ v+ e% N _% G& w8 A4 j c out.clear();
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delete[] pBuffer;
! k; f* V' |, K8 @9 D" R return result;7 \/ Q5 Q% O( A8 i. |$ _
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; Q8 F/ w" U8 Y3 B; Y( pint UTF8Conv::wchar2dbcs(const char* code_page,/*in*/const wchar_t* in,int in_len,/*out*/char* out,int out_max)
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#ifdef WIN32, A3 H' K, m4 R8 |9 n5 Q' D
BOOL use_def_char;
' ?) p8 D: T5 j. U use_def_char = FALSE;# r4 c/ ^5 e; K. t" Y; R1 j& o
return ::WideCharToMultiByte(codepage(code_page),0,in,in_len/sizeof(wchar_t),out,out_max,"?",&use_def_char);! M4 A& g, W4 U# L* I0 r" x
#else9 \* v8 v% d" Y+ G- V
size_t result;
; }5 l6 Y# w( Q) V iconv_t env;" G5 w9 w: A: u M
env = iconv_open(code_page,"WCHAR_T");
! u. K1 r3 g' _, `" {/ F result = iconv(env,(char**)&in,(size_t*)&in_len,(char**)&out,(size_t*)&out_max);
+ b1 V, \+ m P: ?/ N' D iconv_close(env);8 W1 b8 C' H1 i% S
return (int) result;5 N2 D1 D6 v+ N/ ~! I' j' ?
#endif
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% y) s g: d) v# H3 M: Yint UTF8Conv::wchar2dbcs(const char* code_page,/*in*/const std::wstring& in,/*out*/std::string& out)
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int len = in.length() + 1;' i" N1 e1 h' i* E$ `) f
int result;' m! n" t- b- W* Q, h, w
char* pBuffer = new char[len*3];
, s G) ~3 D# {) z- a memset(pBuffer,0,len*3);! W1 z1 f3 d+ E. b5 g
result = wchar2dbcs(code_page,in.c_str(),in.length() * sizeof(wchar_t),pBuffer,len*3);
/ \% }, \+ E; v+ E1 |# L) J if(result >= 0)
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, y. l* \6 C1 W8 { out = pBuffer;
; J4 B4 K5 A+ c' g" Z }
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out = "";
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delete[] pBuffer;
$ S v# Q' V: r/ a return result;2 C" n2 l+ o! U" k
}
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2 r% E3 `- v+ lint UTF8Conv::wchar2utf8(/*in*/const wchar_t* in,int in_len,/*out*/char* out,int out_max)5 O/ N/ g6 @% Q! Y( l
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#ifdef WIN32
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, J' U: }, K8 z% j! X g BOOL use_def_char;1 _6 r. P6 ]% X/ m4 C7 R: I; J
use_def_char = FALSE;
% w3 u, k7 J3 [" a& ]/ ` return ::WideCharToMultiByte(CP_UTF8,0,in,in_len/sizeof(wchar_t),out,out_max,NULL,NULL);
* F/ h5 h. r+ ^* i$ ~$ G0 v#else
$ Q/ \$ R3 ]( O% ?& @: v size_t result;
& K/ \, L1 c$ G2 `+ } iconv_t env;% y8 X+ g6 w& p5 v
1 \; G; f% T! [! } env = iconv_open("UTF8","WCHAR_T");
, R3 O" h) r9 A9 B result = iconv(env,(char**)&in,(size_t*)&in_len,(char**)&out,(size_t*)&out_max); + n- b- x7 D E& G
iconv_close(env);5 F8 Q5 y, R/ u+ `. M) ]
return (int) result;% b, g( z4 z( D; \/ s/ w
#endif; `5 e' l/ E) V2 U# O
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int UTF8Conv::wchar2utf8(/*in*/const std::wstring& in,/*out*/std::string& out)+ h8 m. }" T3 A T- I
{
1 @6 O$ @$ V0 |+ _1 O6 G int len = in.length() + 1;* p* l$ F- A+ M5 H3 h
int result;& O$ G. V! V9 `2 D$ I
char* pBuffer = new char[len*3];, j3 W4 H/ a0 ? O
memset(pBuffer,0,len*3);
2 m" T4 J1 p, D; H result = wchar2utf8(in.c_str(),in.length() * sizeof(wchar_t),pBuffer,len*3);
6 u5 M- t# n* M5 R0 u if(result >= 0)
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out = pBuffer;
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else# j3 w/ W z: y& q1 E
{
i5 w, ~3 T8 K. N: f2 G- U% d: O( S out = "";0 u0 m# h: G. \, F9 q# U* ]
}
% S9 D9 z# K4 j% d delete[] pBuffer; @1 Y u# c$ V5 \8 c3 v5 U
return result;
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int UTF8Conv::utf82wchar(/*in*/const char* in,int in_len,/*out*/wchar_t* out,int out_max)
- O* m: X$ T% @{
: R( W3 d' t) L* a8 S#ifdef WIN32
4 Q/ `0 w6 J- ~. W6 }( @; h! V# f return ::MultiByteToWideChar(CP_UTF8,0,in,in_len,out,out_max);+ |$ o0 }0 z7 E; D. G
#else
; \/ T' n/ e E size_t result;
/ c2 E9 U3 P: r$ D) u% Z iconv_t env;$ G6 [+ N2 v& [9 q/ g% p* e
env = iconv_open("WCHAR_T","UTF8");) w2 q* r) e- [* \$ f
result = iconv(env,(char**)&in,(size_t*)&in_len,(char**)&out,(size_t*)&out_max);6 k8 ?2 o" b/ R7 y3 O+ K5 C. s5 R
iconv_close(env);3 a. ~$ S6 W6 p0 R- q" Z
return (int) result;7 L8 ]: ~/ H5 m: v$ Q
#endif. u8 m( M! z9 {9 d" G
}! T+ j7 m) X7 G3 y) G
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int UTF8Conv::utf82wchar(/*in*/const std::string& in,/*out*/std::wstring& out)
+ s J0 A- c4 Y" U- \3 x4 q{
J& y* _; b+ T! F int len = in.length() + 1;
% P/ H6 F* y5 K! {+ I/ I2 i int result;2 t6 l1 ~; m! L; o6 D! c
//wstring temp;' p+ K! e+ [! y. b+ d4 N5 \
wchar_t* pBuffer = new wchar_t[len];: a& c, ]9 W+ b: J3 R
memset(pBuffer,0,len*sizeof(wchar_t));4 _3 C3 E3 g7 m) Q6 I
result = utf82wchar(in.c_str(),in.length(),pBuffer,len*sizeof(wchar_t));. h" P P0 p: |8 Z: Y" x
//printf("utf82wchar result is %d,errno is %s\n",result,strerror(errno));
2 x* A! m' k! E if(result >= 0)4 d" k" W! A+ Y& ?. V! E5 e$ G% d1 {
{
8 C/ Q, U) `2 u) V* i7 c- i& D out = pBuffer;6 `7 c6 y# I ? p" C2 z+ J
}
& N8 O5 }6 ?, s- _ else
! n+ \6 }& Y. v! _) |0 B) v {
" a( d1 f! m, Z4 p& h. v5 s9 I out.clear(); # e, B; ]# ^& @6 i
}. B, x+ `3 J {& P' c! c
delete[] pBuffer;5 N% Z+ s+ s, K( J; h; x' A. b
return result;
, {6 e& ^9 d) r% C2 T8 R}
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6 x9 }% d; G9 e2 @* }/**, V2 ?# R% k; j: O
*@file @, l/ P$ _; x. n
*@author Jimmy' g+ g r; v, i4 V
*@date 2007.1.16" s. A( x: P; |* g( L
*/
2 ^( t( ~8 h& K7 V. ?2 {#ifndef _UTF8CONV_H_+ A8 c9 u# Q [! t9 y
#define _UTF8CONV_H_" U( I0 y1 j9 j# @2 o6 e1 o
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5 W' u! p. m/ z#ifdef WIN329 A/ E q7 O0 w' l7 Q7 x( I$ G
#include <windows.h>" ^# E" h6 f. U
#include <winnls.h>
$ ~% I3 m% K z) a6 _! K9 ]#else
! X3 }3 R; m/ F, [; } G3 |#include <stdio.h>
0 R8 B6 b1 b* W2 A5 y#include <iconv.h># T0 I2 `- O) e" q
#endif2 ~( Z# J( I. |( ~
* e P6 L, C9 W4 k- O8 d9 |#include<string>8 M7 M7 a! o g/ J3 k b
6 |5 {; H2 u5 ]2 L0 Q1 }1 x: z; z
" K8 o+ u( w5 Y' G/ B2 v7 G
class UTF8Conv
; X/ B. O+ e/ g* t% D {/ [* v0 r2 V8 N
public:' V! Z/ z$ l9 D5 O4 o( {+ T4 s
static int codepage(const char* code_page);
m5 c( x5 v6 _7 X' F
/ F( z/ h8 q/ z, k( N static int dbcs2wchar(const char* code_page,/*in*/const char* in,int in_len,/*out*/wchar_t* out,int out_max) ;
0 S6 f& b8 w& e1 x4 J; R0 G8 B5 S; _* G# {
static int dbcs2wchar(const char* code_page,/*in*/const std::string& in,/*out*/std::wstring& out);
& l; S% L# N N5 v
5 H( I0 J; G7 p2 K9 N. _ static int wchar2dbcs(const char* code_page,/*in*/const wchar_t* in,int in_len,/*out*/char* out,int out_max) ;3 R9 x# S, Q. D) i% @: S& L
3 v- X, c9 c, ~, @7 y: x" S @, ^ static int wchar2dbcs(const char* code_page,/*in*/const std::wstring& in,/*out*/std::string& out) ;
& G" w$ X3 j9 j$ e0 U8 ^. d) O
: s& T0 v F0 s3 b static int wchar2utf8(/*in*/const wchar_t* in,int in_len,/*out*/char* out,int out_max);
/ W) n; K) L- m6 d
8 W4 h1 K, K4 V k' S: O. u. F static int wchar2utf8(/*in*/const std::wstring& in,/*out*/std::string& out); a* B0 C! z8 y1 N% D
' G* I' Q& b3 P static int utf82wchar(/*in*/const char* in,int in_len,/*out*/wchar_t* out,int out_max);
, v; s0 K" j5 b4 o# L, R! K, A
static int utf82wchar(/*in*/const std::string& in,/*out*/std::wstring& out);
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#endif |