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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:3 R! h# S- m, g/ i
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1 K8 w; ^, \! \& D: E//sock.cpp
# c y; s$ \; X#include<winsock.h>
v3 a& g+ ^4 i#include<windows.h>6 U/ C1 D$ T/ q Z1 ]4 A
#include<iostream.h>
: R2 K* Q; ]" q6 W$ j" H#include<stdio.h># d: z+ I6 r( }% f
6 J8 `, q5 m Z+ T& _. R* o bWSADATA ss; F- S) M2 a% t) C" `% u5 R
SOCKET a,s[100];) E, q, L3 [" l( v0 y/ T- }: g
sockaddr_in s1,s2;- N; J% B' a' U# h
int pos;% p% W1 K1 V& c" p& B
unsigned long id;
# A, M. o( Z5 d0 B8 ]HANDLE han[100];% \+ P! T. X1 t- ?9 w7 `" G
/ u+ Z6 @/ P% M/ xDWORD WINAPI thread(
) a+ J: U7 u3 x0 E( K LPVOID lpParameter // thread data1 S! A: @* U" q+ v; M
)
. R" L) h# |2 @* u. R6 z{
. H3 w0 k. ]- ~5 d3 | int cur = pos;6 c" x0 d+ R( P! i
int sub = 0;* V: Z( R$ G4 K* U8 V
char rec[20000];5 P4 {- u. D1 h7 s% T( y$ T
char host[100];7 `. ~' D9 h M, G3 t
char sen[20000];0 ^1 i2 I" U1 u4 q. j" h
char sen1[20000];
6 H9 K- s* N+ d9 O" s! Q0 R for(int z=0;z<20000;z++)
" F' ~- B- j# z; S) r0 L$ F {
- c# `9 Y; Y2 \, I$ {4 ~ rec[z]=sen[z]=sen1[z]=0;
9 h* b) Q4 M9 o2 t/ c' E( M2 t* C host[z]=0;
0 C+ ^# D" C4 J, o }: T4 c2 d3 ]! _5 Z2 p. w+ k3 S
z = 0;
$ `& X2 x p4 l1 | int sz;
, {# M- O' G0 v. \( v$ o9 h% e int pos = 0; j* d2 a9 m }
char d1='A',d2,d3;
* A4 E& t/ C y# k3 K/ Y- j3 J goto mid;
) }: W; ]" u' k- d) l& d0 H0 Omid:
* u$ j- `: U& @0 o3 ^: a1 Y: } recv(s[cur],&d1,1,0);
7 q! a$ i4 b; Q j rec[pos] = d1;/ h2 d# r! q, n& A5 }
pos++;
% C- J( K' B. b4 d9 j, s; y if(d1=='\n')% s/ M1 i: q" g
{
9 z3 j) l2 O3 J! t: X+ y' ` recv(s[cur],&d2,1,0);
8 o- s: Y+ b2 l* _& g recv(s[cur],&d3,1,0);
5 T" h; ?5 }! z6 |: R! d: r if(d2=='\r' && d3=='\n')
7 g0 Q4 a- e# T1 r" r {7 p& U4 ]1 f# n0 c9 Z
rec[pos] = d2;
& C" b" N- N! V2 U pos++;" ^3 C) Z( S$ z. d: Z" R
rec[pos] = d3;' B7 } g; n$ n. b( J) S9 K
sz = pos;
/ E/ {9 g' ^8 z; W0 A. ] rec[pos+1]=NULL;
3 \9 Q! U4 `( B* z+ Y, d }8 d( S o4 h0 ]8 E2 J4 W5 S& B
else: w" V7 j/ G$ R/ s& G
{; ~* T6 p; u/ L' p
rec[pos] = d2;- S% r a- s. V( E% X$ E
pos++;
4 d, R" v& {! n" H! ]6 |4 m4 X' C rec[pos] = d3;
# j. w; y- D2 h8 T pos++;
3 ]- T0 a5 }8 m/ L goto mid;7 i9 P( G: \6 t* n9 \ k; P) V# c. {
}# a6 Y& `5 ^. u6 ^7 t
}
% ^% [ f; w1 {7 o+ ] Y else9 `2 Y) O( f5 n: \! N# l; }1 r
{
+ {$ T. w2 }( @# X goto mid;
) w$ g- K. Q, J: B! t8 J- B* { }
Y! [3 p' |# H. D1 g; [//sz = recv(s[cur],rec,2000,0);% d' |0 `3 l9 ?% M( N
printf("%s\n",rec);6 R% f; L+ H" M/ d0 R
while(rec[z]!=':')% R! Q- n8 N: E) K6 _
{
' @% [+ ]$ |8 S: [ z++;4 P/ r; m8 h9 i2 R& L/ a3 b* ?0 `
if(rec[z]==NULL || rec[z]=='\n')! H3 k9 E! p6 r0 S
{
! Z3 v8 U# z- k# k3 b1 D- g$ o closesocket(s[cur]);
: s: N4 a0 b6 T8 E! ^( Q return 0;8 |5 K/ c# d {' X4 I
}- v& h% K [0 B7 v g
}
8 ?( N' K0 X. {" d0 s2 {6 d z++;2 |" J N. x& ^7 T4 b" t: S, m. H
z++;$ H/ x! y7 K0 v5 I. g6 {( b
z++;
% Z& d0 O u% Q/ Q6 _ int temp = 0;
9 @9 ]! Z5 O$ q* b while(rec[z]!='/')
* L- m' A2 ?; [9 e' { {
7 q! X: ]0 W6 e8 V. q5 ` host[temp] = rec[z];
) ]/ a3 Y: y1 t4 W' \$ \3 { z++;
3 o7 f7 \* U- U temp++; ~; m# D$ b: `) y' s
}
6 d @3 }% t& } temp = 0;
* ^/ s) M p! ^9 |( H9 F. o z=0;5 E# v/ u" D% M4 M) i% }5 y
while(rec[z]!='h')
" T- o% Y. i0 b) u' c {2 I3 u. z& Q6 ~) i
sen1[temp] = rec[z];, c8 ~: ~0 N. v/ n* J8 v3 a- c
z++;" m; `6 Z! ~) j& e, `
temp++;% n: `/ ?' y% t) r# h
}
/ X; p3 o6 L' G, D0 y4 K z++;6 A8 }7 @: [- O; @6 Z
while(rec[z]!='/')$ G( K; C H& R- a
{
4 Q- Q: O5 i$ j5 P1 Q z++;/ ^# W2 X0 R& h8 j" J
}( G9 H- V$ t7 y1 M
z++; J- I' w. Q( h( l: g
z++;
& K1 J7 Y* J) R& X# _/ O while(rec[z]!='/')
, N+ R0 H9 d v; }' H* u- s6 S {5 r p: T3 Q- E& {) x2 n
z++;
/ K) ?) M0 n6 e: b }
' k4 T0 c/ p) b0 G! Z( L" d while(rec[z]!=NULL)4 s7 H- H6 e8 l3 ]! q: L7 B
{3 c6 z$ ^, e3 N% ^
sen1[temp] = rec[z];
( P) t8 t2 S ]% J! C/ I; ]( l z++;3 ]/ O" T6 u! w0 o7 ]- Y# V6 f
temp++;0 `& ]; \3 g- c' \ f. b
}* j/ }0 M4 p/ M# n
PHOSTENT adr = NULL;
: V8 u# r/ ], F) i adr = gethostbyname(host);
3 z/ u- \: v0 y8 B$ i7 `2 v. t% i( H if(adr==NULL)
& y6 ^, F( H8 v4 f {
; v: R1 t; p, y* Y, a) x send(s[cur],"Could not able to resolve host address",48,0);
4 J! h- N6 t1 I6 n9 Q$ M closesocket(s[cur]);. K; p6 s2 b: g. i. [. g
DWORD ff;
5 x% w# ?4 J- {1 c5 q6 j: q GetExitCodeThread(han[cur],&ff);0 Z- \% \3 q' ]" H
ExitThread(ff);. {/ B' i" Q4 w2 [+ a
}" F8 p: \0 L* g% F! R' \; ?3 l
SOCKET ss;
$ _$ q' V8 ` u/ \7 v sockaddr_in dd;% H: R+ l2 y( m. _, V9 `* a
ss = socket(AF_INET,SOCK_STREAM,0);6 [: ]* [- f6 J8 z2 d: O2 ~/ u
memcpy((char FAR *)&(dd.sin_addr),adr->h_addr,adr->h_length);
' f: z. o; F- L3 Z0 R dd.sin_family = AF_INET;
3 ?& W3 o* _5 C6 x; W dd.sin_port = htons(80);
4 e \- O, k- D6 F6 C if(connect(ss,(LPSOCKADDR)&dd,sizeof(dd))==SOCKET_ERROR)( O) \3 S) }! g' t
{
3 b+ O, a E) l' G6 n send(s[cur],"Not able to connect to server",29,0);6 D/ l1 i# ^9 @$ ~0 V9 r8 I
closesocket(s[cur]);; i" ?/ N( n3 E: O# i: V& E C) n" O
DWORD ff;
$ N; F7 L' l; X% Y* X; ^ GetExitCodeThread(han[cur],&ff);
6 l7 b& D/ ^$ _7 n* v+ t6 N ExitThread(ff);% ~# E2 d5 F( L: y- Y' }) {! @
}
4 c, v! |8 |$ ^/ A9 Q send(ss,sen1,sz,0);& {; d" Q) e l* {; l" S* K3 j
sz = recv(ss,rec,2000,0);! t. I% X5 P3 ]+ Z
while(sz!=0)
/ Z8 X: m- I3 X) C. s3 ]! M w {
7 n+ H5 C+ L# @ @$ j6 { send(s[cur],rec,sz,0);
5 x; U p0 X' A# c/ H- [3 i7 r sz = recv(ss,rec,2000,0);
; }) n! p; S4 |9 N2 q9 |1 ?* }& B }
! _; F% U2 T9 a7 z1 w closesocket(ss);: z$ T! \1 y. f' w; ]1 J8 j
closesocket(s[cur]);; a% D' P; g6 T# ^
6 I' P3 n$ v H" ?# P! p, R; b
DWORD ff;% T% A* Z2 F$ q9 j* B
GetExitCodeThread(han[cur],&ff);
1 ^% p$ Z& f- E4 b. m' X ExitThread(ff);% _0 x& d+ Y, ]7 ?) T
return 0;8 A: e% i4 h: G* Z+ }/ E
}
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void main()
, Z/ k4 j) d+ ^! N{2 w$ [) Z/ N, o( g0 e; D
WSAStartup(MAKEWORD(1,1),&ss);
4 T: r$ b% d k8 @1 Y% g' N+ v8 X a = socket(AF_INET,SOCK_STREAM,0);
8 q# _2 \$ ?3 q9 }! A1 S s1.sin_addr.s_addr = INADDR_ANY;
' B3 I4 ~/ \ x7 ? s1.sin_family = AF_INET;
$ d: Q. c7 }4 i# O s1.sin_port = htons(2323);, b% N7 U( g4 i+ z; E3 U* E
5 V( w! q e; g _: L* }) _% b' U
if(bind(a,(LPSOCKADDR)&s1,sizeof(s1))==SOCKET_ERROR)! v$ T' I4 D# S- K4 {8 H
{! ]: c6 Y3 A6 f4 ]' r4 A/ @7 W
cout << WSAGetLastError();7 E* }( }' l6 j( Q+ s% p5 W
}
: i4 K6 k: h1 J/ V8 b if(listen(a,1)==SOCKET_ERROR)" P7 S2 J8 P# a; @0 s6 O* _0 ?
{0 R: A4 Y) d I3 G6 Q0 K- X- ~
cout << "Error";: A |4 ]! u. x# \
}
& [, E, M- {, Q int sz = sizeof(s2);
9 W- k9 a% b( p3 j goto re;* S; ~9 Y) M0 k/ ?1 Y$ n. `
re:
% @% w5 i/ _/ P( I s[pos] = accept(a,(LPSOCKADDR)&s2,&sz);
$ m4 H3 R H* c" M0 j ::han[pos]=CreateThread(NULL,0,&thread,0,0,&id);' \: R$ a$ ]% `" I) O8 W1 @# @: x
Sleep(500);. N! @2 L) w C5 |2 ~ P! _- A
if(pos==100)8 U. B9 {1 i) e$ R
{
. B: W2 i/ `( a& Y% r4 |/ y3 N pos=0;
8 U, D2 h' s% Y/ p }, v* v9 i- H% P
else
6 l8 Z3 E# h. n' i3 R& P, Y2 w! | {
" d- G* T! d( G D3 \6 ^ pos++;
9 c& R" [& M( b$ D( u9 o }
2 H4 T+ h1 @) H, S- b/ m# igoto re;
6 c7 e" A- w% ?: q, @6 x/ Q! `}
0 L Z0 t* r: T/ d# a2 y//======================================= |
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