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这是一个简单的HTTP 代理VC++源代码你可能参考一下:
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/ s6 d: c7 w. `0 p* [//sock.cpp3 L- {3 z; U( m( L. v- o. B" b
#include<winsock.h># a* T( [7 q, l3 B
#include<windows.h>
& S, f0 p; R V) J n, Y#include<iostream.h>" t5 ]( G0 X- X( a) P
#include<stdio.h>
6 @" L/ `& T# O% @5 Z
9 O f) Q4 W# u$ I6 U9 _1 M5 PWSADATA ss;; X/ e) k. J* f( Z% _1 e
SOCKET a,s[100];) ]- r: G6 q# V2 L2 a, A" {" m
sockaddr_in s1,s2;
Y Z8 k# w6 k0 W$ @3 W* M5 hint pos;, e6 r( A$ t" S; v v8 K* ]
unsigned long id;
# @2 f1 A- ~! P! d( aHANDLE han[100];
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DWORD WINAPI thread(9 W* @% s/ Y- @" { Q7 d
LPVOID lpParameter // thread data) {# e6 d3 M+ c# F: T8 F5 H
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{
" a, T- ]1 |+ [$ m; L$ Q int cur = pos;: q( e$ U1 B1 [; B
int sub = 0;" p/ H, l0 M' |" S6 w2 U4 h
char rec[20000];% z0 K/ w' ^$ |# b: \
char host[100];3 U. D! x9 @" s A: ^$ k! P, t* ~2 A
char sen[20000];
0 ? E' ?' t0 I char sen1[20000];5 I3 C2 y3 U x3 x* a
for(int z=0;z<20000;z++)0 Y- K! t7 [: c& g' `: o
{
) S/ t" D! U4 [, [6 S! n: @9 w2 ^( k0 c rec[z]=sen[z]=sen1[z]=0;
$ G/ j: N5 m* O# Z9 g: D3 Z' S host[z]=0;/ b9 N6 r v" [: X D
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z = 0;& a6 V, [7 U, q3 |, c# B
int sz;- P& c4 V0 Y$ h7 h
int pos = 0;
$ N! p. O5 ] q char d1='A',d2,d3;( p/ F! ~0 R2 g( h6 f: F. |
goto mid;
5 S @7 k7 k/ imid:
9 v* G/ \+ Z& m, ^& ^! a recv(s[cur],&d1,1,0);7 p; k! k/ ?1 T) C4 f! y
rec[pos] = d1;
" p1 l6 S: [) @ w- a7 j/ s pos++;% Z: b% a0 G2 p1 J+ [1 z& O
if(d1=='\n')
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0 L# Q2 B6 N* t) z6 B recv(s[cur],&d2,1,0);- x; r6 t6 E% E2 h5 ~3 H ^
recv(s[cur],&d3,1,0);
% E- H$ a; n) P+ n2 a4 ^# Z if(d2=='\r' && d3=='\n')7 K4 L' R4 j/ f6 ^- }: u4 q6 z3 ]+ g
{
- L( f* K. l: G6 M: o# R% q% T0 u rec[pos] = d2;1 z1 N( x4 Y3 _
pos++;/ ]/ M3 v- f! m1 Q* R7 h# h) _
rec[pos] = d3;, V1 A) s' c( ]
sz = pos;
& x% f' T- T2 `) S1 R4 N rec[pos+1]=NULL;) J; U, s, ^+ i* {1 k2 X# P Y
}/ M1 H2 Q; S) |# Y0 B* C
else
! y4 C6 ?5 r F) c {
- w* ?/ s' i4 x0 d; M& L# z/ ^; y rec[pos] = d2;
$ Z, L3 W% a6 b' X+ a: F. i5 G pos++;2 D) o5 E! Y/ ?& B0 y. u: Z
rec[pos] = d3;
: Z/ x& i1 w! {# Q. j: z pos++;* H8 F) G. Q. J1 A. ~
goto mid;$ \: ?, x. f" U* }. M9 P1 b) y
}
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{) `# f: q' l* X1 j; g' `
goto mid;0 |! w4 c: ~0 P! p- p0 l% U/ F
}
; M& M7 ?3 w% B! s" ^//sz = recv(s[cur],rec,2000,0);
5 {! A2 m, I$ y; y% j5 ^# t printf("%s\n",rec);9 V& x/ d( N9 \ K$ g) d
while(rec[z]!=':')1 r- q3 ~+ G& f/ i5 R" O1 L
{
( @* p( M- W7 P @" i/ K4 Z1 { z++;
& J& ^' _! @7 g# [6 _+ S3 J if(rec[z]==NULL || rec[z]=='\n')7 [( p& r R9 x1 E8 I
{3 O, J' k7 P& x: d) s1 z
closesocket(s[cur]);
5 i$ h; X6 t1 J. S" S return 0;
3 N6 n3 V1 B5 W3 P7 w }
2 U/ x. ]' P& g% t. _ }
2 }, N J m' t A* k+ @, Y+ S z++;. k' t, D1 Z# P! Z2 _
z++;% n; y3 N& ~# R' @8 `
z++;
5 \9 h: F9 F( ^( s) O* k" C int temp = 0;
8 r J- P" h6 |5 B, w4 x; e while(rec[z]!='/')
6 z% S& G. A8 }2 Y& V" N( z ? {
/ Z7 _, p9 j: v3 h2 G( Z o5 S+ f host[temp] = rec[z];5 T- ~7 _6 L2 C' Z: y
z++;
( ^. K" U6 H6 o6 } temp++;+ E5 q- W5 m5 Y" d2 f- f) q
}
! `1 ~$ Z2 l% G$ q" M% G1 _( }. m, F temp = 0;, ]* S' J8 M5 o6 m
z=0;
% v% i/ b4 M% L0 n2 U while(rec[z]!='h')
5 y3 a! Y R; D- D {
2 Z8 _+ n W, k3 I- R, C# X4 n sen1[temp] = rec[z];# Y/ ~" @& A6 R/ _( M9 J
z++;# m# ^9 w: F3 P
temp++;( ^& f( c+ B k/ t0 K& Z0 p
}/ z. Z1 }& ], n
z++;
8 {' W9 o4 E; z, w9 X while(rec[z]!='/')
/ I+ k8 r X' W3 k; Y {
5 z' f. b- ~- W0 `8 w z++;
) A3 p/ _; Z& R- e) T }
/ @& ]' T2 }, x; H& N2 | z++;
B+ w4 E/ l2 { z++;3 v2 F1 v( h6 h3 X
while(rec[z]!='/')7 p, i* u( V' q0 f& r8 w( ]
{+ u, d8 n! f/ V U3 {% d" V5 _" E
z++;
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5 q& U0 q& }; C1 k. H while(rec[z]!=NULL)
6 U' A7 c* W9 D2 u; N6 @ {
' d6 Y' n9 ]$ Q- I0 _( { sen1[temp] = rec[z];( j+ \0 B2 A H. I' ~9 e# U
z++;: V$ H' O& y( N) M* X l. i4 }! _
temp++;: X! o, }0 U1 Z- k
}
+ j; ], x3 r4 v* M2 c; h; r0 m! q PHOSTENT adr = NULL;
9 b4 v* j U7 d9 X7 K% z adr = gethostbyname(host);
* Y& Z7 M, X ]# \. F4 f& t, g if(adr==NULL)4 N9 l: G8 ^4 s
{, X" W+ N0 @/ i+ W
send(s[cur],"Could not able to resolve host address",48,0);! v3 t5 L9 Z G+ \4 ~# t- |" y
closesocket(s[cur]);
^4 p+ a, [( _) D" G- o DWORD ff;
8 c: W5 B& X S5 v GetExitCodeThread(han[cur],&ff);4 H. X% P) v. Q4 b f# F6 D- ? f0 i
ExitThread(ff);
# M/ c0 h1 F$ b$ U, L }
8 q! q L n$ U k# d. D' Y SOCKET ss;
% i; L* T% o8 a5 `, _- S sockaddr_in dd;( F6 g8 k: t. `
ss = socket(AF_INET,SOCK_STREAM,0);
( I, G; b' U6 M q/ O memcpy((char FAR *)&(dd.sin_addr),adr->h_addr,adr->h_length);
* h% ^- l+ J/ T# ^2 j; {+ u dd.sin_family = AF_INET;8 h5 B" `; k: l+ R
dd.sin_port = htons(80);2 n" P! K5 l3 }% R9 T' D1 E2 x5 B) S
if(connect(ss,(LPSOCKADDR)&dd,sizeof(dd))==SOCKET_ERROR)" r, l& t8 s0 C6 x
{
, T. Z! X8 P0 _6 F, n* A send(s[cur],"Not able to connect to server",29,0);
/ |9 L/ _7 f0 M5 R& } closesocket(s[cur]);- @+ a4 C# d0 h1 }
DWORD ff;5 [6 `' p. D3 j1 e
GetExitCodeThread(han[cur],&ff);
4 D- J6 {' c/ ~ ExitThread(ff);5 [1 U4 y8 ]4 z
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send(ss,sen1,sz,0);/ T0 y @" t3 G. t4 y9 F( N" h
sz = recv(ss,rec,2000,0);
- _( ?$ a' `, h% S. p while(sz!=0). t+ n# {8 B6 _- [' P% i& @: Y9 x
{
; M1 v' e; R) C8 g8 Q9 q" y* y send(s[cur],rec,sz,0);
6 N1 M) |: v% T" v1 p: l9 L' ^ sz = recv(ss,rec,2000,0);, H# L0 D4 @( O# z0 w/ F+ H
}
6 i9 _, R( F2 D* c5 R* G: a closesocket(ss);" L' _% n* m% x# n
closesocket(s[cur]);+ f, w$ l' i3 L7 x9 o8 t
! k) W# h5 J( ? DWORD ff;
3 S, j$ o- C2 l* u: k GetExitCodeThread(han[cur],&ff);+ v/ }9 r2 e$ z% L$ F
ExitThread(ff);
, @! x3 k' d( T5 s+ B/ a1 d$ J! P return 0; f7 V6 q1 F7 f( r3 v0 {
}
6 o; C9 i( _ R1 K$ f" K* O
) C9 l+ T3 p+ L, I: ^+ T3 Avoid main()* Z. _, C# c: @% `' ^# ]
{
/ F/ O- d- Q3 {) z b. \3 D WSAStartup(MAKEWORD(1,1),&ss);
' A6 T% X5 b8 G Q a = socket(AF_INET,SOCK_STREAM,0);
Y3 N; l' [# _* P s1.sin_addr.s_addr = INADDR_ANY;
. E- K0 N/ K) x/ F s1.sin_family = AF_INET;
3 U- O, |* R+ B8 e+ k& C s1.sin_port = htons(2323);2 c% b% J7 c3 ]
9 F |5 W% ^7 f2 p
if(bind(a,(LPSOCKADDR)&s1,sizeof(s1))==SOCKET_ERROR)4 c% B- z8 Q2 j/ K
{
5 R% ?/ l8 ~& _+ O2 ~1 j cout << WSAGetLastError();
2 h5 L5 x4 A {4 x& ^4 E2 c' M }
) o) T- u1 n7 y$ _8 M3 _1 [) s6 v) o if(listen(a,1)==SOCKET_ERROR)
$ T, f4 `. j4 W {1 {& U6 e/ g! f8 r. p, z/ }
cout << "Error"; b, ^" N% B {3 K1 A. x7 S+ @2 f
}. `0 v. Z0 _! x- q( O' t, P
int sz = sizeof(s2);+ p5 s2 B1 J6 e1 F, Y
goto re;
$ T" J* d2 S7 d! t' Mre:1 E4 X3 j8 o& E1 y
s[pos] = accept(a,(LPSOCKADDR)&s2,&sz);: Q% S. ~/ o. l- N! d
::han[pos]=CreateThread(NULL,0,&thread,0,0,&id);7 D9 x; h- d- _$ B2 ~
Sleep(500);
+ l( j$ i- b B5 |7 \+ T( p8 i/ c/ ` if(pos==100)
) u5 T/ T# {. z9 |& z, M {
1 C' i% A6 B/ |; ^9 _7 k7 b* [) H pos=0;
7 J: e8 j9 S7 _3 F4 t3 p }
: r0 L% U8 f8 T0 x. f( D else
' i( [7 M4 V8 |2 u7 E7 u0 N3 g {7 q# Y! B: P( O9 y& ^$ W: U
pos++;3 ?. n4 Q8 I! h. t) |
}
) I+ I) I4 H& K' Zgoto re;2 h# O0 Z' }! _$ E; Y) t
}
- G p1 q( W$ t) V* i* J; Y4 j2 l//======================================= |
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