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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:" k9 `* q) p7 T' I; O2 V/ h
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//sock.cpp/ h/ i% b/ B& z# N7 `! f8 s
#include<winsock.h>
; [# C" N7 u S2 g/ h2 Q#include<windows.h>
, X! `3 ^8 V K1 A/ ~#include<iostream.h>" H' o* [2 D6 G4 y0 \
#include<stdio.h>
4 q2 ]! v" |* _2 |- O! r$ N7 Q0 _' f' K$ Q9 ]8 _- O8 L& N
WSADATA ss;, V2 v* @* _2 R6 w# j
SOCKET a,s[100];
! [6 I, h7 C' E \; ~7 Nsockaddr_in s1,s2;
% k+ \" S8 o5 r6 Y; H! w& e" {& \int pos;! V# @! H V, d& P2 _
unsigned long id;
# E4 p; \7 r& b, z0 FHANDLE han[100];- Y( `% t8 M; `6 d& s1 X
% o$ c+ k: X1 d
DWORD WINAPI thread(
3 _$ p0 J$ X/ }" u$ L LPVOID lpParameter // thread data
8 x* x0 o2 n/ }8 b* C)+ W& t) ~4 b* S9 A: [5 F1 P
{3 a4 E" K* {* V% l7 R# p0 P, q
int cur = pos;
* i1 |) |5 Z/ X$ y6 ?$ {2 Y) C int sub = 0;% v1 g' U+ \9 z: T
char rec[20000];
3 V( d, z# c/ G) {' N8 v char host[100];
# v. y2 ~0 h+ t+ K( { char sen[20000];
) Q( E7 D: K8 @7 u8 N# k char sen1[20000];
8 h& N7 k9 i1 u- S1 r- I( n for(int z=0;z<20000;z++)
( u. M+ [2 S" M) N- R {7 e; I9 d& h0 V: [/ Q
rec[z]=sen[z]=sen1[z]=0;6 s5 s1 Z0 i# _+ `3 T& C& j
host[z]=0;
$ a. @+ ]2 ^0 V$ _* V' L1 P4 j }, z9 R2 `& \0 W. L( _
z = 0;
; m4 y% n# Y, g0 u$ E int sz;
* P( ?% U6 m, t/ L7 b3 ] int pos = 0;5 R/ e3 l, B- ^% h: c2 v4 k+ r) @
char d1='A',d2,d3;! i% f% h7 i) z* H" P8 f
goto mid;
. i2 n0 u4 a7 h6 ~1 n3 lmid:4 G( I* Z6 C5 P8 `8 m* Q( j& b9 F
recv(s[cur],&d1,1,0);
* `" S" {+ [* e5 K rec[pos] = d1;; R# d h7 K5 s* v: M& U6 I
pos++;( Z& A/ b8 [1 }$ X$ L z% D7 B2 O. T
if(d1=='\n')
, @0 x5 f. J6 u0 C+ n1 Y/ l9 [ {
2 z5 Z# b3 x4 ^/ l9 D: I8 K recv(s[cur],&d2,1,0);
$ F$ }; C+ T% ]* T recv(s[cur],&d3,1,0);
6 O, Q0 ~7 [* r if(d2=='\r' && d3=='\n')5 `' s. I% Q8 d4 w
{
4 @! d% p1 s" Y$ m; B rec[pos] = d2;
, i! `) r! Q0 Y( _/ d! Y# G- G- c1 p pos++; a6 V1 G- I& Q) \: u# s2 |
rec[pos] = d3;
9 B: t& w/ J% Y7 v5 J0 J sz = pos;3 Q: O$ M/ T8 @$ n
rec[pos+1]=NULL;
0 ~0 C1 c5 n# |' {6 ]1 J9 { } y: K1 V2 {- g4 N: B2 s# j% T
else
) ~# Z) ^7 T* T {
- D6 Y8 S( O# K" [ u rec[pos] = d2;1 T5 n+ y& v" [! F- d
pos++;
8 l9 @( a9 B/ _! t) u! n( ?$ N rec[pos] = d3;( T7 j; k5 |2 I5 p4 r
pos++;
7 X1 c! N. M# s$ ]' t+ y8 Q goto mid;
h' o1 q2 C; `$ D }
/ c: _3 v0 R( L! N4 c1 d- E }0 S% d5 f- h" b5 w4 Q
else
* J# e. H0 t2 C, E* \+ V9 o {. e. s6 t2 c2 d5 P0 `. d! u
goto mid;: q! h6 j* _4 L+ |% u
}
+ x/ ]" w J: Y; T7 O//sz = recv(s[cur],rec,2000,0);, c v( \/ B$ i% }1 A3 M
printf("%s\n",rec);
1 A- ^( J; u) b% u2 Q9 @; g while(rec[z]!=':')
! `/ X3 ?/ a% {0 E {
% i1 e, d, ~! _% x z++;
6 n; Z$ {: T" D if(rec[z]==NULL || rec[z]=='\n')8 J/ t, Y- N9 C x( E
{
& h4 o2 ^, V* @, x closesocket(s[cur]);
- o" F! x3 d# P return 0;
! h8 X5 K0 d8 K, ? }6 Z" e# H; |) Z+ p$ v' ]
} m J6 Z% z m$ G5 _' c7 {- Y. H$ _
z++;5 z4 ?) s! D7 g; j
z++;
) |) D5 W. y" s% R z++;4 N$ @) ?+ K( ^1 C0 Y1 u& ~, Q
int temp = 0;
% I6 v, b# y- Z5 M- ]8 K while(rec[z]!='/')" X- E5 h8 e% j0 i
{0 I' i8 J) l% r- Z: G
host[temp] = rec[z];' W, ]% F1 u, C
z++;
}- G6 y: c8 J5 y temp++;
6 s; X+ g/ V) C" V* g6 y1 K }6 h6 }4 n# u' j V9 @5 Y$ a+ k
temp = 0;+ D% q1 Q1 G8 Q7 I" s( B. M6 |
z=0;3 o3 s- N* T6 `/ i8 u
while(rec[z]!='h')( e o; ]- o t* f: s1 C: k
{! m% _" K$ R0 ?9 b$ X+ H1 ?
sen1[temp] = rec[z];
7 c2 `5 Z! s# F2 }0 _( E m z++;
! U) t9 Y: H" ]2 R5 ] temp++; q( \) s& n& J6 ^
}
0 j7 q- |# c! ]" V! N4 N! y z++;
% g6 a; R8 T6 `2 E7 e while(rec[z]!='/')
" L7 ^( R3 G6 r8 C {
1 `( w0 K/ n. b" {3 S( ^: s% X z++;2 Z# s' r$ u0 C/ H, X* [
}* o! ^( C& t9 D1 C, x! w) D7 e
z++; T" G* d4 Q& z4 P
z++;
; @ L6 x( O" [' H: g while(rec[z]!='/')
2 t$ ^, N6 P7 T4 U {- t2 Q. B: h+ k ~. P. T
z++;
. {6 b. c8 W. k+ G: F' O }0 Z) P: x+ ]8 E
while(rec[z]!=NULL)
) _- E! I9 E% a! m" S/ Y {
( h* n. x/ \9 K- K* M sen1[temp] = rec[z];
7 D- \" v6 w1 f' q, l( w; z z++;
9 x) s/ A0 L8 I1 o* C7 ~+ ] temp++;) I/ ]- I$ S) I
}
% z6 D/ _% C* ^0 Q7 ~% D' t PHOSTENT adr = NULL;5 A2 r7 R5 H# O) u
adr = gethostbyname(host);
8 ~. n0 h7 [( k! |* F3 e0 H: k6 u; V if(adr==NULL)
" N- W( e) { C* ]1 E# N' W {
3 u# N+ B; D4 `5 k/ t1 q% _ send(s[cur],"Could not able to resolve host address",48,0);
# P# k W6 V4 ?! _7 E! r closesocket(s[cur]);
' Q/ V" b/ Q$ X+ q DWORD ff;
4 I8 H& [) f6 Q2 @) b+ z2 I GetExitCodeThread(han[cur],&ff);
. a+ R& \8 j) K' V& t# `- U5 H ExitThread(ff);
1 J$ [) z8 d* R: y; r' t, j }+ ]" d6 q$ M( h
SOCKET ss;8 |, E/ H( ?+ U( ?# Z
sockaddr_in dd;) ~ V% O6 u3 V6 h& S' J
ss = socket(AF_INET,SOCK_STREAM,0);
0 P4 g3 S9 I" I5 ^$ O! `: h5 H; O. D memcpy((char FAR *)&(dd.sin_addr),adr->h_addr,adr->h_length);" s- e" M/ q5 d( e0 z2 j
dd.sin_family = AF_INET;
, C. O4 s! E7 _! w1 w5 x dd.sin_port = htons(80);
# x1 ?( W* O9 u; K if(connect(ss,(LPSOCKADDR)&dd,sizeof(dd))==SOCKET_ERROR)
6 `( ~ E+ p/ \( N- n {
7 ^/ [4 x6 k& |1 k" Y b0 \ send(s[cur],"Not able to connect to server",29,0);
9 ^! L3 A! L, J closesocket(s[cur]);
5 w1 K& q' Z) Q& I9 h+ q DWORD ff;
; E k V; n* |8 X$ D GetExitCodeThread(han[cur],&ff);
0 }2 b& o4 E8 w( T) T' o/ h" Y6 Y5 R ExitThread(ff);/ Y7 g. t9 H7 k7 y7 `3 P
}- f* M/ ]% N7 H2 ^
send(ss,sen1,sz,0);
7 k$ l4 Q( u6 W C$ R4 E9 ]' `: z4 O& Y sz = recv(ss,rec,2000,0);8 s! g+ e( A8 q3 P
while(sz!=0)
: e2 {- ?9 K3 {6 ?6 e& i1 l, P {
l. X5 X* F1 |: D, L send(s[cur],rec,sz,0);
' i6 n: T. Q. {$ J$ ~ sz = recv(ss,rec,2000,0);
& l/ N# I5 ?0 ?1 i' }2 i }
- w, q& G4 Y0 q: ^( t, o closesocket(ss);( _) G/ L9 y& e) S# f7 N
closesocket(s[cur]);! l# C9 s. a- f" g' w+ N: x
1 G+ s. ]9 J8 s5 ~6 X# {$ B DWORD ff;
" J& _9 b5 X" r) q0 D! ]" E GetExitCodeThread(han[cur],&ff);
9 T% Y, {4 @6 r A" [8 Q7 Y0 v ExitThread(ff);! l; u# F- {# k3 Q6 y+ A0 s' b2 ?
return 0;. y; ]) q# m6 h% U. n4 |2 k5 |" l, X
}. m9 n7 d& E* p
E$ h- a- E3 r3 kvoid main()% o; Q/ k7 x' v( u1 N. b- P# j
{
J, K( t. V2 Z8 K WSAStartup(MAKEWORD(1,1),&ss);) O W* d4 ~3 D! C( p5 W4 H6 P S; V+ d
a = socket(AF_INET,SOCK_STREAM,0);5 R1 c$ i, h& m
s1.sin_addr.s_addr = INADDR_ANY;
7 e6 @1 e3 p$ L4 i" t+ @ s1.sin_family = AF_INET;3 F8 v: ^$ s0 P% t! \+ t. X! K" _" u
s1.sin_port = htons(2323);* _ R# i9 Q) O/ G) r: j3 J
s. n5 h J' L; T; d- }1 o8 v if(bind(a,(LPSOCKADDR)&s1,sizeof(s1))==SOCKET_ERROR)
0 O1 J' D- ^3 c/ Q( p/ f9 c2 ~* G {
6 J! f ~% W; r9 G6 g$ d cout << WSAGetLastError();. v- z3 z, I2 T! }7 A% V
}
3 _, a, }. t# q c6 w3 R if(listen(a,1)==SOCKET_ERROR)
# O7 T) Q- [2 u1 R5 |# i {
2 |% X, L6 A1 W! G cout << "Error";& S6 G/ z6 M; I" c
}
7 ?( @* Z5 q' F4 k int sz = sizeof(s2);& e, C6 U" O s
goto re;; w9 M3 T; s! X" g" i
re:
: w9 `4 E5 ?# w' G s[pos] = accept(a,(LPSOCKADDR)&s2,&sz);
& F9 q! j J9 \# R5 B( s0 f1 s ::han[pos]=CreateThread(NULL,0,&thread,0,0,&id);4 _* j' E& C8 Q7 \: q
Sleep(500);
+ d' z: W3 G. Q if(pos==100)
: a ^5 y2 [0 n. Z- N0 [ {' R. W$ [$ j. I
pos=0;
- R. }* j6 R4 J8 W1 _, | }0 w2 X' Y) }# b1 d( P' d2 K
else
! i9 j1 C, a) ]% i! ~ { ^. |4 J U8 G/ h& h" q# _; F, E
pos++;
, d" e# k) Y: s# |& |. {% U1 D: Q }
# i6 |5 A* O# `$ p9 |3 dgoto re;
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