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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:7 N% K& A+ y8 O) q8 g
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//sock.cpp
- f; Y p/ H7 d#include<winsock.h>
3 x+ \: Y9 N, M0 L' R9 l#include<windows.h>5 L5 {1 M: ^+ F5 c+ v2 g l
#include<iostream.h>; l8 m/ r+ Y6 T- `
#include<stdio.h>, {: w3 \) P/ j; V+ D9 Q! n
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WSADATA ss;6 j+ H* B2 ?0 Z( k. W7 i
SOCKET a,s[100];
8 e- x; q( |2 |* l- k. q: y6 Osockaddr_in s1,s2;7 j/ M; @! g# v+ l# c
int pos;
1 O6 m. y% w4 N% e: O0 vunsigned long id;6 {' ^) U H# o) W" V( ~) V" A
HANDLE han[100];$ m/ x' z- c0 Y4 H: e
( V( a* R# d5 g& D9 ]9 W) bDWORD WINAPI thread(! A5 j$ P/ w5 z- ?+ D
LPVOID lpParameter // thread data! z W5 g7 e3 r" }
)
# y* B @: y; ]{
8 L8 k! ?& N( }* z L6 }: G int cur = pos;% V9 a5 N7 ^: X0 G/ t" {9 E
int sub = 0;- V/ g, a9 z. ]( l
char rec[20000];) j# v* p" d, O; Z8 k
char host[100];" |2 g3 [+ y9 [: Q
char sen[20000];
) z* Z) z. R& }% u7 G2 I char sen1[20000];
* b: i1 D- A* w for(int z=0;z<20000;z++)
8 L! {3 t" E6 H0 P; u4 {* G. y {
# T6 z0 t. [% U0 k! P rec[z]=sen[z]=sen1[z]=0;) I4 H2 Y% z: q- O0 o" H9 P3 w2 g
host[z]=0;
: P$ D" j9 D2 O! T) k! L }- s9 x) I0 E" N' g+ K
z = 0;
* ~, F0 e( i8 \& e# P' \, w int sz;
_+ L) k4 |( H# h( c int pos = 0;
9 I# T/ _. M6 i1 ]- Q" X char d1='A',d2,d3;0 e4 M7 Y+ m% M8 ?5 K
goto mid;
7 N% u' H; y/ K" w# Gmid:
# k1 B$ D9 E/ {$ G; N9 G recv(s[cur],&d1,1,0);
2 t8 p# r3 D4 F9 V rec[pos] = d1;
4 C0 l$ i) E1 Q* j8 ^ pos++;; [* p6 }# e; W; l5 U% Y
if(d1=='\n')
h& d1 f: R; f' j: D' i {) ~- l$ L6 t( q- Z0 [ Y% E
recv(s[cur],&d2,1,0);
$ P, `, X9 r) p0 G* R7 V/ g recv(s[cur],&d3,1,0);
1 t [7 i" b8 z) c( A" h if(d2=='\r' && d3=='\n')7 f: Y$ N. l* I% L0 B7 J9 r
{! ]; X( ], P4 i# V* X
rec[pos] = d2;7 a& m/ l) [; Y& S6 Q& g
pos++;6 y4 p) r, k3 m6 N( z2 C
rec[pos] = d3;, J: ^) d8 v, q4 H$ Z- K3 _
sz = pos;. W: @% ^3 ~& n/ ~
rec[pos+1]=NULL;
% B \4 b4 v& c }
' C$ u. |. A) [. Z; H# n else
8 L5 x8 {# i$ I( q5 H" a) C ^ {
0 x% ^8 ~8 w( b4 Z( ~8 L rec[pos] = d2;# ^# x' q$ }$ f, U7 g
pos++;6 y; a. ^7 K- ^- _2 d& C
rec[pos] = d3;# M/ l# r' Z" [' V# g% c
pos++;2 w1 T- J' o! h% |1 d8 i
goto mid;& `8 e8 f" m, A' d, Z/ i
}0 O# X1 U/ ^1 \ V. |! \4 n
}
- y! ] z# x/ b% B: Z! ]0 M$ A else
/ \ N) O+ C3 @ {
! a% o3 r$ K7 s& m2 I goto mid;! z+ t& t4 @ H2 g9 p4 ]
}
: D- i' _5 O0 @5 C. G0 F//sz = recv(s[cur],rec,2000,0);! g9 t: H" _$ _4 E; G* T$ q
printf("%s\n",rec);
& P" g/ b2 O; o4 z while(rec[z]!=':')
7 H1 r% Z7 L- l3 N {+ t, \! K2 t0 o0 h& P
z++;
" U q$ n- F9 q9 W if(rec[z]==NULL || rec[z]=='\n')
% ^, i5 Q3 B& E3 H {
/ \7 r# F9 K% o x$ i! T8 R. H closesocket(s[cur]);
3 v7 K# b3 E4 C+ b0 l- N2 W8 {1 e return 0;) P5 H+ Q- v9 t3 V7 N
}- o) E% g* F) z$ I4 c" I: q4 ?2 c
}
& _7 h9 H, W8 H8 ` z++;; r$ Y& A, T0 z5 j- y4 I5 q
z++;4 }9 E* A; T; J- f+ S
z++;1 L- p# `0 x( j0 j9 @# N
int temp = 0;
: A+ K/ ^% w6 s, U+ _9 R" I8 L while(rec[z]!='/')
, [, t u) A g) b" U1 H- g {
' a$ p$ O3 h7 R9 ]. b0 K$ Z" ]% V2 K host[temp] = rec[z];
8 D6 J/ ]- \, H6 {8 j" V z++;7 y9 i2 j; M/ A" k
temp++;
6 D. r3 V% y7 I7 X* m" X }% i: k. W x& T% r: B
temp = 0;
- r4 @: l/ }* M# g' K z=0;2 [' U; `* U% d3 M6 {
while(rec[z]!='h')
3 x1 G! |# q3 q {# t; t5 l- Y, d" ~3 F8 g
sen1[temp] = rec[z];1 }6 e! x' i* k0 D8 M
z++;
# F2 G' V5 X" }# Q# C- ~ temp++;% p5 x9 _0 Y+ U8 p9 \3 a
}! H. q* W+ @' ?( }: x1 Z
z++;( c7 G" S2 ^% B4 A) p8 v) i; ^% o
while(rec[z]!='/')
7 P* d& k, j& B6 w' M {
1 F E9 C2 o& m Q z++;* F" H" n4 [, ? G0 u- r
}
% `! i. h# v# Q4 }6 i) Q# T/ c z++;2 K6 g, o) @8 ~' r! ^
z++;
. Q- W* t8 l- c while(rec[z]!='/')
( s, e) U. j0 Q6 `/ E& F {
3 P/ s9 _8 V' n, g) t( k. L z++;) Y3 |' |& M$ L$ K
}! |( _0 O$ C) W5 r+ O
while(rec[z]!=NULL)- [* g" P6 U+ E! H+ s' e5 Y; d; }
{8 f9 u. b8 I3 T2 ?- d# B0 c- t x6 m
sen1[temp] = rec[z];
* ~, _- s5 D. h0 r) J z++;
# E/ L0 O* d# B& P7 L temp++;! G, U+ w6 D5 a! X! ?/ Q! f0 N
}, W2 V" P8 f% b$ R8 c) x/ O
PHOSTENT adr = NULL;* B! k! r7 k- n ^; T1 H; D
adr = gethostbyname(host);, q$ i0 E* J+ A) d& `6 i: _9 Z
if(adr==NULL)
) F: z9 s* O5 B, k2 y" s {
& n' L3 @/ V! R send(s[cur],"Could not able to resolve host address",48,0);9 b, c& q6 _1 p; l/ q6 ?, ?! n
closesocket(s[cur]);/ {8 N3 }+ n5 h7 V5 P2 J1 b
DWORD ff;
! n, `6 T" T: h6 K% C# n$ \* Y GetExitCodeThread(han[cur],&ff);+ h" p% E# Y: B
ExitThread(ff);+ d0 m" c, U& q* |
}- y1 V* Z. }0 N6 p
SOCKET ss;1 \6 V: f3 e* d* n. I( O% o4 q
sockaddr_in dd;
! s8 D' R8 I6 E( p ss = socket(AF_INET,SOCK_STREAM,0);
1 U M2 s. g' T7 G u' M8 y8 V6 D memcpy((char FAR *)&(dd.sin_addr),adr->h_addr,adr->h_length);
; a6 Q6 I3 \& p) y% F" i* j/ c dd.sin_family = AF_INET;* }) H1 J0 O# N+ x4 G% J1 [
dd.sin_port = htons(80);
. Z* N8 u6 t4 z" |! O$ i4 L) { if(connect(ss,(LPSOCKADDR)&dd,sizeof(dd))==SOCKET_ERROR)) ]" i& |0 @/ b/ \' g( j
{
2 F r( j2 y- m! H send(s[cur],"Not able to connect to server",29,0);6 J |( a; Y. Q/ z- ^
closesocket(s[cur]);
4 X: m k1 H; T4 ]/ } DWORD ff;
* \+ f M: @. e! | GetExitCodeThread(han[cur],&ff);
o' y3 A& l& B2 \1 F6 G2 e' B& x ExitThread(ff);
' @" f |% Q0 ?8 ^5 b. c }# R" a" T/ x" K% ^0 f
send(ss,sen1,sz,0);0 P( w2 m2 @4 S* ]2 a1 i
sz = recv(ss,rec,2000,0);
" Y/ l3 ~, Z5 G; N while(sz!=0)3 j7 K( N& j* ]/ d
{2 B7 L8 T% r2 A, Q: c4 o
send(s[cur],rec,sz,0);
+ N; ^: @* K' v sz = recv(ss,rec,2000,0);. @* S( B# N6 @5 X6 v9 G
}
% \, E7 m$ j, f- h1 j% g0 [1 s closesocket(ss);$ W! v, K( L. `* O& T8 x+ A
closesocket(s[cur]);# ~, i+ Z3 Q" C& N
1 L' B, _. g7 \# k9 Z* I" D7 m% V2 V DWORD ff;# O0 K" B2 d0 q/ Y$ z7 u$ z7 V
GetExitCodeThread(han[cur],&ff);7 ` D9 A$ y- r2 p4 |
ExitThread(ff); d( d# n. X) D+ `2 @
return 0;" P: ]2 d" D) A
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8 U" L7 X; m$ F' v4 r; j
void main()6 B* r, M& i0 l( K& E6 X. ], E
{
4 q4 o5 f. M4 M; R& G WSAStartup(MAKEWORD(1,1),&ss);) {9 t/ g8 [+ h3 w, }
a = socket(AF_INET,SOCK_STREAM,0);! U' e& K; v; ?$ U/ B
s1.sin_addr.s_addr = INADDR_ANY;
' l( w* F- e! r. P$ z$ W4 x s1.sin_family = AF_INET;
+ T( j# s; ]1 @6 m4 H+ r1 b, N* Q$ C s1.sin_port = htons(2323);
1 ~* D1 }8 M! }
3 K2 ?( o+ J; i( a- E, R% T if(bind(a,(LPSOCKADDR)&s1,sizeof(s1))==SOCKET_ERROR)5 p8 n1 Z. \' ~! v E1 E2 f# ^
{: g* Z+ b9 g5 N" h, d, K6 R" X
cout << WSAGetLastError();
; x) j0 x* n& f$ D }+ f' y; O2 R- M% Q
if(listen(a,1)==SOCKET_ERROR)( s6 D9 W4 Y8 {) O% Y- ~) t! |
{9 [% \; E+ B( B: ]7 G7 F
cout << "Error";5 P/ f% g5 T2 K
}, s9 U" X' L5 f% t
int sz = sizeof(s2);$ a+ ^( I, Y7 l: x: ~4 Q; h; k
goto re;
0 E6 A' C$ f, {: k8 N; `0 g/ ^& f* v' \re:
9 \6 K; Q& b4 w) T s[pos] = accept(a,(LPSOCKADDR)&s2,&sz);
" y% K* V+ B F1 o) S1 K3 E ::han[pos]=CreateThread(NULL,0,&thread,0,0,&id);
' ]5 f& D* A+ A2 ?& ^, x# q6 y Sleep(500);$ q; i/ D# [: f2 v" x3 n6 j
if(pos==100)
- z6 ?9 ]( C% k0 v! n {* h5 c. K) L/ G
pos=0;
! R3 T$ y, i. s8 \1 y9 M5 g }& u7 v5 y; @) ~( C+ ?
else
" l3 w7 }7 l, z, e5 m {
9 B, x* V. q( g9 w5 |) s# p pos++;
: z# X0 ]! ?' N0 N. G( A }# ~3 m4 Y2 N( F% y1 W
goto re;
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