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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: a; x$ \" B+ E# q4 k" T4 G
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//sock.cpp' Z% H" u- \* b3 w2 C
#include<winsock.h>: _& |6 i4 d2 M3 B9 m
#include<windows.h>) J. n5 l9 g4 q* c% }
#include<iostream.h>
- r, @& O, z1 e! X#include<stdio.h>
# i0 Y: p) a+ B; |) V5 Q
; t! m0 L- Z9 P1 }WSADATA ss;7 g2 Y" m/ I5 F1 F
SOCKET a,s[100];
8 i9 f( z. A/ ^: }) W: Msockaddr_in s1,s2;
4 n; X) i% s: x% yint pos;
+ ^! H3 ~4 t7 T5 iunsigned long id;
- a. P, J* N0 m9 W! H2 yHANDLE han[100];3 S- P/ b* h g- E% l# ^
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DWORD WINAPI thread(
% Q8 ~: F" V& M0 E: _4 j8 k5 C LPVOID lpParameter // thread data7 o& e& V' g6 ]. n
)
; L- s) h) I" D5 ~{/ {5 f7 ?- H; P
int cur = pos;. E8 d3 A6 k8 H% m& R1 I# M8 e
int sub = 0;
/ W, f0 ^0 X8 Q char rec[20000];# `: }! J5 [7 w2 `* v+ r) Y5 T
char host[100];$ L& `. i7 \5 z7 W
char sen[20000];6 V; Z8 @' S( A2 X
char sen1[20000];
& l4 o! j4 q+ X `$ I$ T for(int z=0;z<20000;z++), ^. ^ R9 G# o1 A3 N V, t% g
{
$ d' F; x1 v( G2 U8 R2 ]7 h( s rec[z]=sen[z]=sen1[z]=0;% s0 I; k/ w m
host[z]=0;0 W! m2 X. Q! `8 E
}
' P9 N7 ^, \$ G- T7 p z = 0;
; Q6 z5 n' I o# r3 n; K int sz;, r) D- i0 x8 d8 x
int pos = 0;
7 {5 |3 a5 ?3 e char d1='A',d2,d3;& a1 H2 P) E" [ S D) W
goto mid;
# Q, u- [& o& O! o4 X. K/ j' Xmid:
; }3 @, A! I* x8 I recv(s[cur],&d1,1,0);/ V2 u. t( j& C- O0 O. t$ @
rec[pos] = d1;
* m$ n+ i# x# M: w& L pos++;' V6 {: x( r: w* a$ \
if(d1=='\n')
: R7 U6 Z+ V& r( R) \ {
3 ~5 C5 ?& g% O) T9 H% T# F; X recv(s[cur],&d2,1,0);
: s+ i! j* e# a recv(s[cur],&d3,1,0);6 r2 A# i, g" ]+ c7 l" V
if(d2=='\r' && d3=='\n')
U+ D9 M# q" x, \* J$ D# j {
, ^0 M" h" a D3 S$ c' U rec[pos] = d2;
; ?* R1 F: R9 a j pos++;5 p" u: x1 }% u/ p p
rec[pos] = d3;+ R7 B' o- Y) q9 C. v, g9 }9 R
sz = pos;2 L ?* S! G! m* U
rec[pos+1]=NULL;
( l$ I! ?3 \4 {6 | }% }6 ]$ Q6 B' U( l
else
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rec[pos] = d2;
- z P( i# M. j& d% ]% i- `0 T) \ pos++;. d0 o; Y4 d2 n& B0 L1 S1 X; Z
rec[pos] = d3;
( T- A! ^( W6 Q pos++;
* Q$ F9 j- P- V/ q6 | goto mid;8 x& `( v1 s* Z5 v! c& D
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else* `( R) {+ y8 a
{
4 k7 S1 I+ ?- b* n6 k goto mid;) u; n' @/ d P; L
}
* }, y( b, t( S8 p# y3 U5 B//sz = recv(s[cur],rec,2000,0);$ Y' N7 W9 J9 d' A
printf("%s\n",rec);4 y }/ C* j% K$ a( U+ N8 c
while(rec[z]!=':')
5 X7 I7 D* S* S; Z# d2 S8 H; } { t* E: R4 r4 M' d2 B
z++;
6 y U, a* O9 X7 _ if(rec[z]==NULL || rec[z]=='\n')' I' o- e6 g9 p4 u$ S0 u2 W
{ ~0 K+ F" S& q" x& W
closesocket(s[cur]);
+ @4 h, u* n$ m, N5 v return 0;! {! P6 Z$ f. @& Q1 |
}4 R! {; l; ~; X
}2 |9 n+ g9 w5 M4 d! A7 B# s* I
z++;
; V: F8 k% Q* B$ p z++;
5 E. F0 V1 G% | u9 w z++;
- K$ ~4 z/ c; a# ?* k i int temp = 0;
, {8 i! L$ h4 W8 H while(rec[z]!='/')
$ B9 v1 T9 g: j4 a N {( F! r- V' j( J
host[temp] = rec[z];
8 I- G9 m$ O5 ]0 K z++;
: V5 ]7 v. G$ r! U9 O temp++;. r: e' V. X# J( E4 P, \8 G
}' G: e' U0 B# s! C# l7 M6 N
temp = 0;' x( y0 H8 J/ ~+ ~. D
z=0;) X+ y/ W( } `, l6 ?/ q
while(rec[z]!='h')
1 o% L. U; w5 [2 @* v {
+ a6 ~/ A7 f& c: Z% J2 ` sen1[temp] = rec[z];
d$ ?9 E* h2 t7 S z++;! H! S/ P) H: w8 P
temp++;
$ R0 n% t6 E$ {2 b' `" \ }
) `/ ?; i4 U8 Z' _ z++;
0 b4 L$ r& f+ p0 V8 E while(rec[z]!='/')8 m1 v3 [ \4 C C# x* f
{5 A0 g0 D0 x) U& i0 M- T' W! B. g+ E
z++;1 Y) S/ U; O7 n) v) A
}' i1 f% J: z, Q8 W" w# Q/ J- o
z++;6 V! I8 E/ g2 b3 [$ _% G9 c
z++;
1 Q, S: u8 `# D- i5 @. O0 v) M while(rec[z]!='/')
9 e2 t! Z; W( N0 S% d. V, @ {3 C: _; u: O: D/ I% I
z++;
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while(rec[z]!=NULL)
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sen1[temp] = rec[z];1 r! M. z# b6 ~: i1 ~
z++;( `3 H5 r; Z' T% {9 r& m
temp++;
3 ^$ {- E' l4 t6 t3 L& u; [ }/ i( U' h- l; V* \: _ Y+ t
PHOSTENT adr = NULL;# a& z: P* W& U5 D5 m2 ^% j
adr = gethostbyname(host);
, G `( ^) v3 \- y; M# s+ d" { V, c if(adr==NULL)/ M. A# p# q" a/ R
{
# ^) M9 X6 s+ g4 j send(s[cur],"Could not able to resolve host address",48,0);
W2 \( l& F6 N9 c closesocket(s[cur]);
9 x, D* n3 O) K2 H7 X DWORD ff;
% J( A% ]3 g. g GetExitCodeThread(han[cur],&ff);
9 ]0 H+ C" c6 G7 l$ Q/ C: r6 H ExitThread(ff);3 g) S5 V9 Q" F
}" ?4 H7 F+ N& V/ x1 g
SOCKET ss;
, [! T a( v3 r0 A4 [- H* \ sockaddr_in dd;
6 Z' C# D! J" }2 P S ss = socket(AF_INET,SOCK_STREAM,0);
9 N- K, {+ \1 E7 I6 b memcpy((char FAR *)&(dd.sin_addr),adr->h_addr,adr->h_length);
( u; @- q( {) C+ U6 z1 ~ dd.sin_family = AF_INET;
5 t& _. O0 o+ p r' V9 ? dd.sin_port = htons(80);
5 n6 A# m% V6 O4 n: H" X$ m if(connect(ss,(LPSOCKADDR)&dd,sizeof(dd))==SOCKET_ERROR)2 {* Z# E1 w9 z" T+ x
{: t+ u6 q* p1 }2 N' B3 W2 r; G( a
send(s[cur],"Not able to connect to server",29,0);
4 g% s$ |/ X! X2 G closesocket(s[cur]);
* b. z8 X: i' ~$ q$ s% { DWORD ff;
1 U* T2 F& D V- E; b GetExitCodeThread(han[cur],&ff);* l0 c. D, V) B% E4 i
ExitThread(ff);
2 n3 p+ j# i' n/ G1 B/ W( } }; r% Y9 U% B7 B% E; T7 v
send(ss,sen1,sz,0);
/ ^0 q7 o `8 M, J sz = recv(ss,rec,2000,0);% u$ V/ b) E' K H- z8 f( m8 b
while(sz!=0)
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send(s[cur],rec,sz,0);& o( b R/ T# e
sz = recv(ss,rec,2000,0);
' D* M- I0 q4 c4 Z* w }
6 h7 Z5 l% y# T) |7 ` closesocket(ss);; P8 {+ h' m, G* X) I
closesocket(s[cur]);
8 R. K |2 u1 u: J5 w: G! h3 q1 r4 V1 ]' O& k( c s. \
DWORD ff;
0 v; S2 z) ]& j4 ^* N# |0 m3 D5 k GetExitCodeThread(han[cur],&ff);. V9 p- w& u* ^& O, }( o
ExitThread(ff);
6 x# ]8 I6 S( o1 f: U2 L return 0;! d# X' U: Z# y, D2 s- \- C2 p" s' U
}
1 O6 ~/ @; r' S% s% p$ i, ]
+ j1 F, A5 a- L$ c9 Nvoid main()5 e( v# T' `, N
{6 h4 U! L* C: R0 c3 l
WSAStartup(MAKEWORD(1,1),&ss);) g( N+ r* [ `3 m L% l' Q7 A: k
a = socket(AF_INET,SOCK_STREAM,0);
( Y. h+ D, |* X& j4 S s1.sin_addr.s_addr = INADDR_ANY;
1 S, Z( o! o# b3 N0 i/ k s1.sin_family = AF_INET;7 r1 L2 K& {5 e9 @( O
s1.sin_port = htons(2323);0 t; _7 `" @( a4 }& T1 [4 R. c
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if(bind(a,(LPSOCKADDR)&s1,sizeof(s1))==SOCKET_ERROR)& l9 l& C9 Q! g( T' Y8 N
{
G' }; C; ^6 F cout << WSAGetLastError();$ H2 P {' P) k/ ]' E7 ?
}
: l7 |; q8 E6 s/ j if(listen(a,1)==SOCKET_ERROR)' x$ E3 B( r0 _0 O) _* r
{
p2 R$ S1 I3 G6 ~: a5 L& | cout << "Error";
% h# n9 O- Z9 ~2 e9 l/ e. s) P }8 y' B9 q( |$ N( q% `: G
int sz = sizeof(s2);( {# j+ _! X+ `. G6 q! X; k
goto re;8 e$ P) N; R+ l8 g* y9 Q
re:: e% t5 r, V0 m( I6 J' Q# X
s[pos] = accept(a,(LPSOCKADDR)&s2,&sz);9 E/ |' @6 w# L6 C# x' ?! k% A
::han[pos]=CreateThread(NULL,0,&thread,0,0,&id);
8 q+ }0 y& K# \ Sleep(500);
1 i) I& \9 B9 X$ V! y0 y if(pos==100); ^7 A3 L* C' W4 g5 L
{+ P6 |3 w( j3 \; d! D
pos=0;
s. [% g( c/ c8 K X) O7 n0 A, n }
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{, d4 u( H3 R5 U/ l- J( ]$ X
pos++;% ]: t& u# y1 {- y0 K* X
}5 r7 P* ?/ j. @7 B# {* k: X; Z
goto re;
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0 }( f$ T+ {$ n6 Q p. a* r//======================================= |
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