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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:" `! S& t n6 ~- x5 z( v' ^
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3 m# @* g% w" X: x, ^//sock.cpp
- Y3 w5 k4 c, t; ^! P* N#include<winsock.h>
! A7 s( Z* ~ f#include<windows.h> F5 g3 v6 Z( g5 {8 ~
#include<iostream.h>0 E' k3 b" r* D" p) @$ m1 a
#include<stdio.h>, O/ _2 w9 v1 \: m+ Q
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WSADATA ss;
- }/ S- g# u# U8 k9 OSOCKET a,s[100];; R5 b4 N( i3 ~3 q
sockaddr_in s1,s2;
! T- p$ e y; }( G+ Uint pos;( e2 N. Z* @% L) D. m! t; c# K: C
unsigned long id;; r$ o% S4 B% { U6 G
HANDLE han[100];
$ D j0 @: a8 g5 V
$ n5 l: ~0 K5 y3 ^DWORD WINAPI thread(4 p* C. s0 j1 m' I( r& d
LPVOID lpParameter // thread data$ @- j$ \9 Y+ _- _1 q
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int cur = pos;5 e6 K7 ?) L3 i( ]5 q! P
int sub = 0;
, M" k6 V. C; {9 c- R* v char rec[20000];3 Z9 D7 B C5 g" N* R( B
char host[100];
/ P/ Y; T! F7 ^ char sen[20000];+ H9 s6 ]% h( U2 p! {& X+ E) X( a
char sen1[20000];
4 P# W" O7 f5 K/ G/ Q8 I for(int z=0;z<20000;z++)2 g9 ?1 a% h& h8 @9 Z
{' M3 L0 r, o4 ^
rec[z]=sen[z]=sen1[z]=0;7 X. S7 e( p$ g; W# r. y
host[z]=0;
6 {7 I2 l. k, \! X: E. q7 a: t }
: |4 ], x1 f6 l6 y7 p z = 0;1 {$ F7 N0 o% t/ i$ g, @
int sz;- |+ U) k0 b( ^( q* t* a
int pos = 0;
W0 r6 q* J E& }" s, G char d1='A',d2,d3;
. S/ Z& `2 L9 C) r, V ` goto mid;
$ a y7 W1 y2 n8 qmid:( \8 [% g1 m. q. G/ b* Y
recv(s[cur],&d1,1,0);
( G2 x4 P6 O7 _* }( g1 h7 o rec[pos] = d1;
$ E$ B8 `, ]% j: u6 N9 `' A pos++;' L* [3 c, L7 f* [2 U
if(d1=='\n')% U( P; x3 t! M/ O1 g5 Y
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recv(s[cur],&d2,1,0);
7 r+ g$ k4 ]8 L7 x( c+ f recv(s[cur],&d3,1,0);
2 Z# D! s1 U* t0 U! ]4 i, N& } if(d2=='\r' && d3=='\n')* v7 Q+ s3 U! Q% r
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rec[pos] = d2;
$ z$ w( K3 _/ j pos++;8 W9 j+ f! l W$ T4 O- J
rec[pos] = d3;
: j; |2 b3 s O. C7 G" | sz = pos;
' d! N8 e1 e# t, N% U, T rec[pos+1]=NULL;
( N5 \+ P, h9 _% h& I x }
: h8 s, p5 L' |5 l) K: t else
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rec[pos] = d2;+ c6 l) @) j1 v$ ?: J
pos++;: A1 A j0 m# O1 q$ L. L8 K: ?
rec[pos] = d3;
* W3 X- O7 R8 D' C pos++;
/ Y1 B9 ]7 b) f- t5 ]' M3 u0 ^ goto mid;' }6 n( y* `- b9 Y9 }! D: A2 @6 s
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}
7 ~1 ~# @" t& t9 U" o else
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goto mid;
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; T5 Z, r# X/ P, j, \# _) k//sz = recv(s[cur],rec,2000,0);
) P, a2 i5 t8 Z, u, q0 v$ O5 y1 Q printf("%s\n",rec);
% J! E9 `$ `+ ^ v* q9 x8 o while(rec[z]!=':')9 v) h. p1 y' r3 T7 I
{
5 h; c W) w! ?% _; y z++;
. U$ w; m7 W0 `! z if(rec[z]==NULL || rec[z]=='\n') M( Z: t' z2 j D+ j
{
6 Z, Y, q) {: k' v& @' w& A closesocket(s[cur]);5 o& u0 M# Q& `$ d( I" {6 y- u
return 0;9 j+ L* Q% Q3 b, f3 ]! \& E, G D
}, D% \$ c' m$ u4 _: W a
}
, u t. \; e c/ O9 D+ A& s6 p z++;
! {' B3 Z, z8 q0 s z++;/ Z' K$ n, x; y( ]. n& z
z++;- z0 o- W0 Q, w" ~+ @7 Y
int temp = 0;
3 x$ b" S- l* b2 V; m3 j( ~7 @ while(rec[z]!='/')
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host[temp] = rec[z];
+ V3 @, Y- F8 U0 y5 @: b2 u1 Z: x z++;
/ K) F9 ?% a! q7 P" p9 x temp++;' c0 Y/ H4 f: _6 }7 i
}. j x8 c* U, s
temp = 0;9 W8 Q$ `0 k k' s
z=0;
* s. h- k& @6 y# W! s; ~ while(rec[z]!='h')/ p# h2 @$ O3 z& B0 b" Z3 R/ z
{
: e0 @9 r% b( }+ S; d" Y2 V sen1[temp] = rec[z];
# l+ U8 I9 M0 N+ x4 S& x z++;
1 f, T U6 m8 U, s temp++;4 b7 |) U$ D0 G: e* e5 U0 G
}
0 p, ^$ V% _6 S/ @, c z++;3 b% [7 j& g" f
while(rec[z]!='/') V6 D% ?) T4 N/ t9 k) y
{
1 O7 L. O2 {5 k6 | z++;! t: M# R2 t/ I% y
}6 X' p1 C" H% S3 i' I; E5 e7 U
z++;
# K6 I1 ?0 ~- s, t+ J! C z++;5 m4 t- s6 E2 t" ^" Q' z; {
while(rec[z]!='/')
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z++;
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3 Z+ X% k8 q5 R/ x1 P: Z# U) H while(rec[z]!=NULL)
8 S6 I8 n& J$ w {
7 @* b2 U7 z) h4 ` sen1[temp] = rec[z];) X9 b& u |& z" r; w N
z++;6 Z. w. R! e" u
temp++;; O: L. `& c I' u O* ?
}8 D1 y& `0 ^9 |' m. `+ |$ k
PHOSTENT adr = NULL;
! G6 c7 o5 R( T9 k adr = gethostbyname(host);1 |6 h1 [3 V2 l" s( e' T& v
if(adr==NULL)
4 U# T( D" V/ ?" p6 i% F/ L. S8 p {
% C& S# l# u6 F- M" { send(s[cur],"Could not able to resolve host address",48,0);
0 b) t) M% _$ u+ ~$ n: U4 s closesocket(s[cur]);- z+ f$ U; b8 n8 z7 l6 ^! _+ z
DWORD ff;& c, N7 y# _6 W
GetExitCodeThread(han[cur],&ff);
: Q2 e: W$ i( S1 I7 A$ f g; Z8 r ExitThread(ff);
; ]: S! F$ ^$ N7 C* X }; c0 Z" ]5 J) \% {
SOCKET ss;) t3 o. N; r% m
sockaddr_in dd;' q% e1 `: J( C4 X& ^- T @
ss = socket(AF_INET,SOCK_STREAM,0);
7 I- T5 r# |, Q8 U3 H) x0 ] memcpy((char FAR *)&(dd.sin_addr),adr->h_addr,adr->h_length);2 b; ]: _& U& R9 ]- W2 H! F
dd.sin_family = AF_INET;
5 W* M5 [' y; C- H' S9 E1 g dd.sin_port = htons(80);
. h7 b; T7 C2 P' d8 n if(connect(ss,(LPSOCKADDR)&dd,sizeof(dd))==SOCKET_ERROR)
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send(s[cur],"Not able to connect to server",29,0);$ G/ S" K' e t1 X4 t
closesocket(s[cur]);+ D; Z1 p( y- J( y$ w: F7 K& x8 X7 I
DWORD ff;
+ a6 ^. P7 u7 k% e) Z. N' v GetExitCodeThread(han[cur],&ff);
5 x# M7 q0 E) G, E ExitThread(ff);5 U8 B h& @* ?; G1 v4 {0 U% J
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send(ss,sen1,sz,0);9 x x8 k& ~/ z. b
sz = recv(ss,rec,2000,0);* X) W' ?" N$ Q
while(sz!=0)
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send(s[cur],rec,sz,0);. B+ C3 y# q$ o6 b& s7 h
sz = recv(ss,rec,2000,0);# i( Z* H: x4 u: }: f6 F5 g3 |) O) V$ m
}
7 w) C) k1 P/ ?0 a g8 _ e closesocket(ss);( c1 R7 \4 l* j
closesocket(s[cur]);$ o. p- M% p' f
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DWORD ff;# B( V. j( K3 ?2 q/ v& i8 y
GetExitCodeThread(han[cur],&ff);, b3 M. x7 m0 t# G" `# f6 Y/ K( L6 @
ExitThread(ff);
/ j& @8 s0 B. u& J return 0; o' \ j1 [. z$ \
}
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void main()
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WSAStartup(MAKEWORD(1,1),&ss);; o) l$ B1 V9 p
a = socket(AF_INET,SOCK_STREAM,0);
" P! F9 @6 |& M; K0 I s1.sin_addr.s_addr = INADDR_ANY;7 c Y2 G/ |, g( N! l3 i5 k
s1.sin_family = AF_INET;
7 e h4 ~1 p7 R3 D# q2 t6 ~5 i s1.sin_port = htons(2323);' v; o a2 Q. n: T$ W2 @
9 O, r3 }0 e1 F% E/ k0 ` if(bind(a,(LPSOCKADDR)&s1,sizeof(s1))==SOCKET_ERROR)
2 [& F5 }& {( | {
2 A' X5 o0 C" p$ n7 ~, C+ z cout << WSAGetLastError(); e9 A1 L1 m; i! x. A
}
# K9 K) @) p" f2 D' N( U if(listen(a,1)==SOCKET_ERROR)% i' L7 M* b4 d+ H
{
9 B ~7 Q( G0 ^6 N8 ] cout << "Error";2 @1 }2 m U* T. K+ B7 z% p
}
+ g4 m2 _0 B/ R4 G int sz = sizeof(s2);
6 x# ?" M. I* D/ d& ?8 r1 j" ? goto re;
4 E6 G/ |1 h# yre:) b" Z) u, W+ o4 `: E6 q, I
s[pos] = accept(a,(LPSOCKADDR)&s2,&sz);
% a/ U4 U! s7 j, r ::han[pos]=CreateThread(NULL,0,&thread,0,0,&id); a3 i) E _5 Q: ~* U
Sleep(500);
$ b, I n. u& u! Y9 W% ? if(pos==100)3 v# d5 M5 G W9 w3 x
{5 S1 K. }# E* i( e& w3 @
pos=0;
2 Y8 {: R/ M5 K4 [ }
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{$ h6 `5 G: F2 K9 H6 H
pos++;, Z) G/ q- A9 ]% }( M+ |
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goto re;
! U% u6 \3 N+ \6 |1 p2 C# G}
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