|
/*=========================================================================2 K- S F; n* y; q0 L# d, H/ J
FILE:HTTPPROXY.cpp
9 s8 H% ]; B9 D3 Y+ s2 u- v3 ]HTTP Proxy v1.0* j# n$ _, }5 D* H
powered by shadow 2004/11/14
3 D9 v9 u! I, V5 bmy web:http://www.codehome.6600.org
( b; t6 ?( I Z) o! d; o2 w! {! IQQ:176017352
2 G3 Q0 m. @5 n9 _2 `, R/ Q请先阅读有关http代理协议的相关资料,转载请著明出处) z8 m( ^, \, `% D* j4 q
==========================================================================*/
% z' X6 u5 u, I# r. u #include "stdafx.h"
$ F, m8 T) j2 f( {- F, C' t#include "HTTPPROXY.h"& |2 F! l4 n2 [6 Q
#define FD_NOEVENT 00 s, S8 ~- s6 G
/// [0 y: _- X4 a1 R7 h
#define BACKUP 100+ B+ ]' W+ s8 [/ i9 z
#define MAXDATALEN 65535
* l3 L& Q$ f8 n* ?" Z( }int HttpListenPort;
+ B+ K2 I( C' V) }: p& FSOCKET HttpListenSock;
. [$ P9 e( u4 O! i: s0 |//5 p! V2 P9 e+ I" Z7 C
typedef struct _CLIENTINFO{3 r* {$ F$ C& @" Y& A+ p+ O
SOCKET clientsock;5 f5 c) F+ K) O( d& _
SOCKET udpsock;
. g R5 j: a- ]& \" a# ssockaddr_in clientsock_addr;+ x% {3 [7 M& _" d! H" i( q {
}CLIENTINFO,*LPCLIENTINFO;% D. X0 O7 N0 y/ q' A7 h$ x8 h4 m: w
CLIENTINFO HttpClientInfo;) h( P8 B/ S7 b# @* H. H
//
3 Q$ n V" d1 E/ f `4 y& ntypedef struct _SOCKINFO{
3 S6 b" j3 ?. {& FSOCKET sourcesock;- ~9 c8 I4 w0 s. P
SOCKET destsock;
5 `. f- l8 \' [}SOCKINFO,*LPSOCKINFO;$ z6 p$ ^) r' ^/ i0 a9 q( V
SOCKINFO httpsockinfo;$ |' S' t: h) G G: z* w
//& v% J- a( k3 P! j; B4 |
extern long GetSocketEventId(SOCKET remotesock);
2 I5 V, [: G+ Bextern unsigned long GetLocalIp();
: B' r: I5 k4 a; n( J. Textern unsigned long GetDomainIp(char domainname[250]);
0 D2 k! g& m% P9 t# d* ]; A( h/*8 r! v" }- V" N2 [; ~) b) H
long GetSocketEventId(SOCKET remotesock){0 Q& B0 I( J5 G" M# @8 A
long EventId;
- U' k* b( L% }' @7 mHANDLE hevent;& o+ I1 D% u1 o# M- X b1 K5 o( ?
hevent=CreateEvent(NULL,0,0,0);; Z; d" c9 I7 h/ ~: \7 R( B
WSANETWORKEVENTS socket_events;
9 O2 B$ r) Q6 e! @, j3 a5 }) M( u/ ?; rEventId=FD_NOEVENT;
' U# D- m/ Q+ h% W7 }- ~if(WSAEventSelect(remotesock,hevent,FD_ACCEPT|FD_CONNECT|FD_READ|FD_WRITE|FD_CLOSE)==SOCKET_ERROR) return EventId;
* s0 n5 t( S) Y; FWSAEnumNetworkEvents(remotesock,hevent,&socket_events);
' }1 h+ x$ P3 B; {3 sif(socket_events.lNetworkEvents!=0){
6 W9 \* Q. t7 ]switch(socket_events.lNetworkEvents){
- i. U4 x: ]& L9 F" zcase FD_ACCEPT:EventId=FD_ACCEPT;break;) _" d2 B6 w# E# L
case FD_CONNECT:EventId=FD_CONNECT;break;3 [% `9 j& d/ A7 o: c, z
case FD_READ:EventId=FD_READ;break;1 e& u* i4 h9 v; B& E
case FD_WRITE:EventId=FD_WRITE;break;" D2 p/ f; l5 V; \9 @
case FD_CLOSE:EventId=FD_CLOSE;break;
+ f) Y* h3 \0 d+ @; S% c0 e5 xcase FD_OOB:EventId=FD_OOB;break;! O1 x* g( k$ e; {0 L
default:EventId=FD_NOEVENT;break;
: o8 w5 w8 |5 N" B5 h$ i3 O} a1 Z' ~2 U, E" w: R& ?+ u9 t* t
}
& P/ P/ O+ G* j5 Z# _else EventId=FD_NOEVENT;
, q: V& I4 g) |return EventId;
2 ~9 j0 h. Z H}/ m# ?! }! ^; U6 u0 t4 v, x5 V
//
7 `2 i5 E, h1 c- J6 Punsigned long GetLocalIp()8 e' S% u9 A9 B9 V$ r
{4 T1 X; ]( T, A- e; w$ }+ p8 ~
char IP[MAX_PATH],*ip;" t. d$ D1 p. Y1 Z$ l6 H1 W( F
char pc_name[80];
! I4 [7 A0 G# tstruct in_addr in;. n0 S. n$ n! H7 l& R# `
struct hostent *host;4 B7 w' {# C8 g- C0 B8 T
WORD wVersionRequested;
7 y, F K" h' C; I) O% qWSADATA wsaData;
9 \9 j! A$ q" `" b7 KwVersionRequested=MAKEWORD(2,0);1 f; D! }- C9 E4 _
ip=IP;
, z# [& h$ R( k% K# m! N% |0 wstrcpy(ip,"Ip not get!");, `0 u$ ^* f; j; b7 w7 x
if(WSAStartup(wVersionRequested,&wsaData)) return 0;
# {" z# r# |) f! c' c" B$ Yif(gethostname(pc_name,80)==SOCKET_ERROR){
; C3 }: s# D5 S2 q* [' ]7 ZWSACleanup();
( r Z }4 E, I2 d% ^! A6 G: Areturn 0;
# [& H4 |& G+ D {5 {- x) P/ k}
9 z$ C4 \" r7 V! C; cif(!(host=gethostbyname(pc_name))){; K2 _7 P" d- I& N6 e0 o
WSACleanup();5 c% \0 S$ E- N4 h& M6 D) M
return 0;0 L1 Z5 y# ^6 ^2 A0 q
}
* p# y9 E9 i% l- b, {% \in.s_addr=*((unsigned long *)host->h_addr_list[0]);1 C m) w9 J: G! ?
strcpy(ip,inet_ntoa(in));
) X7 W& S5 c7 B; W4 SWSACleanup();
& Q* Q: I, W- H/ o8 v- mreturn in.s_addr;+ T }6 l" _: U2 w/ S8 s
}! P* i) S8 @) H' a q4 a
//9 @, L5 \. _7 y z7 r U7 c
unsigned long GetDomainIp(char domainname[250])( c! Y: j4 ~; U$ v5 S: j$ k( k: s
{# L: K+ e4 S4 D: V) j( y: I
char IP[MAX_PATH],*ip;
7 S& @/ X- t9 v, t- Kstruct in_addr in;. @# y, n5 k" Y) u
struct hostent *host;
3 n& }: P1 ^# ]. A7 R5 J7 z: bWORD wVersionRequested;' @5 U$ _: z; {# U& ]
WSADATA wsaData;3 Q3 ^+ R! L$ |/ g
wVersionRequested=MAKEWORD(2,0);
+ d7 ], ]: O7 n* J3 Yip=IP;
, K* |" f, V# Z8 @- |6 y2 mstrcpy(ip,"Ip not get!");2 `- @ j1 E& b$ R, K7 W n q7 a
if(WSAStartup(wVersionRequested,&wsaData)) return 0;
. Q; ?" h6 W" e \4 L" pif(!(host=gethostbyname(domainname))){1 H- V; d& B# g* a
WSACleanup();2 o" x% E8 E5 m ~/ a
return 0;
. |+ c2 I6 P( _: U n5 P4 k' F}/ o/ E; i, H: p
in.s_addr=*((unsigned long *)host->h_addr_list[0]);/ Y3 ~: `" D4 N
strcpy(ip,inet_ntoa(in));
. x+ P9 e7 q( V- uWSACleanup();5 M" o; \0 D% [+ O# P1 S, {: r
return in.s_addr;( a8 j: R( u7 N
}
8 f& [% |4 G1 m*/ `" A7 {- O$ Q% J" @
//+ f, X. @7 k) E( B' u" N4 W9 U+ t
//- [3 q' ^: b. r0 a; B
UINT HttpReciveThread(LPVOID info){ //针对客户端的接收处理线程- a( W& n2 N0 y- D Z& H( O
LPSOCKINFO psockinfo;
5 s3 A3 M3 `1 ?7 B) } \4 x8 {5 oSOCKET sourcesock,destsock;) Y$ `# t: m+ o+ O( [6 D
char data[MAXDATALEN];
: e; m9 a1 @0 G3 Ulong eventid;
. b( J3 V4 @+ `3 N' uint datalen;" v. V/ S3 M( T
psockinfo=(LPSOCKINFO)info;: g+ @! I/ ]" x5 x/ [; x
sourcesock=psockinfo->sourcesock;
{4 m5 C" C/ M/ tdestsock=psockinfo->destsock;
/ Y5 R: G' v% j3 HTRACE("deail recive thread ok!\r\n");! t* t$ _# E) |- R+ K
while(true){& G7 l k. Z) d: N- G
eventid=GetSocketEventId(sourcesock);% K9 X% Q! P. a5 m
switch(eventid){
1 p2 j- {) \$ Y& n1 d2 a3 Lcase FD_CLOSE:% S" w9 c9 _$ U1 O. A
TRACE("s fdclosed\r\n");. p2 V7 Z S0 k$ P) H* B; t
closesocket(destsock);0 K6 Y+ b( S6 q8 { s! ?2 U
return 1;; F4 _3 q. j x. Q" {
break;6 Y" A! R, n2 ]: X7 F) W6 v
default:break;! b M" f. N$ |1 p, Z1 A
}
; E2 Z$ n& l, F2 _5 \& x E, @. ^$ Ieventid=GetSocketEventId(destsock);- A# W/ e$ y2 Z ?" k7 [
switch(eventid){
1 ~, F* d, Z; w: Ucase FD_CLOSE:
- D) T' I8 j$ I- j3 lclosesocket(sourcesock);
) }* e) s5 }5 BTRACE("d fdclosed\r\n");
( l `- f& a2 @6 {return 1;
* C( A+ c; w2 s8 g3 a: |: xbreak;' ?" [. e, i. ?: F
default:break;: }. p+ e: P. @
}
3 r5 i$ i; |- M% H9 K- Cdatalen=recv(sourcesock,data,sizeof(data),0);
) t8 N0 k8 F; H5 E9 ` Bif(datalen==0){' y' T+ w1 p, u% L
closesocket(sourcesock);# G8 ^, T: |3 l( b
closesocket(destsock);5 y$ p2 p6 w- e5 m* q
TRACE("s fdclosed\r\n");
& b$ J2 K% ]/ Ybreak; |* F9 O4 C% a* ~) _3 f& V
}( s3 ]1 e. R G9 }% N% c
if(datalen>0){9 v$ L; _5 d9 x3 f! v3 q4 k
while(!send(destsock,data,datalen,0));6 i0 Y! l& E- S9 S
}
+ z: c3 _! T; ` i% I) g# G& nSleep(1);
9 Z7 t7 J; H! V- `* H# }& [}
) N9 |4 M9 K& X1 E0 U* O. @: Ireturn 1;1 s1 ~: A, }6 z" t( _/ o& A. A4 T! D* P
}; O4 w* y: B, c7 r
//# A% Q g0 d+ _) x& y
UINT HttpSendThread(LPVOID info){ //针对远程端的接收处理线程. U ?3 o6 M. G
LPSOCKINFO psockinfo;) L/ i. u7 k9 z/ z7 c. E5 F0 G
SOCKET sourcesock,destsock;
& h. I* m1 o% x6 o1 d; k+ \char data[MAXDATALEN];
. E& H6 \1 B1 k" U& L# ^long eventid;4 [9 _; @7 X, q3 a3 y
int datalen;
5 e, Z0 y# \, }5 fpsockinfo=(LPSOCKINFO)info;
5 }* ]& }9 B- [$ v' T$ }7 Z( Ksourcesock=psockinfo->sourcesock;9 I3 x4 I) I1 }( f U
destsock=psockinfo->destsock;- x7 v I) K9 d; W8 Q$ `
TRACE("deail send thread ok!\r\n");
* N' u* ] r/ wwhile(true){
7 [3 o! t( U. P2 S* Y; e! g& H; Xeventid=GetSocketEventId(sourcesock);) M2 k0 |9 u8 Y5 f/ A$ M$ p
switch(eventid){
$ C& |" x G. C4 }2 ~ rcase FD_CLOSE:
7 B1 n; m- Z; ?2 i' ?TRACE("s fdclosed\r\n");
) H& V8 ?$ z+ B& S4 i. J$ Eclosesocket(destsock);
* n; Q, I& ]' ^& k# ereturn 1;
5 c# {1 i, I3 v/ ubreak;' ~, [4 f' D. C( Q8 t8 J
default:break;/ c# J' E$ l* h$ o6 [
}# C: D8 A6 t/ C% J* Y) q
eventid=GetSocketEventId(destsock);& _: g' \! y, t7 {
switch(eventid){
0 ^4 M, H6 @3 M: @0 k$ k1 fcase FD_CLOSE:# b% n. o& [* A' k: Q% T0 \1 ^
closesocket(sourcesock);. Z2 w: L2 z4 `9 [
TRACE("d fdclosed\r\n");
% z0 N" j( G* ^# ^return 1;& ~- W! b4 [) H
break;8 w, m: D( k8 e1 i; E3 j) X+ v" Y
default:break;
( R6 B2 E1 l3 s}+ L+ Z# R$ u+ T' l% H1 [
datalen=recv(destsock,data,sizeof(data),0);: C7 a3 Z3 H( T" M0 }( E& y1 y
if(datalen==0){
/ z( z! U9 C/ \closesocket(sourcesock);" j6 S6 P) V7 k" R
closesocket(destsock);
! g) C- Y% ?! v9 YTRACE("d fdclosed\r\n");& q) L, u' f; P( d+ S
break;
: s4 } J) I7 {& V; V% P. b}" Z. q% B4 y$ M
if(datalen>0){
! ^+ B- P; [( z+ F; Y" swhile(!send(sourcesock,data,datalen,0));
6 {2 z4 w: E" w0 K1 D2 E% J. }}8 G/ L6 R" [$ ^! o) z0 O3 e1 b4 X2 W
Sleep(1);
3 B" t. P, v" ~/ Z, y& A! f}$ q! K; d; w; F7 q1 y
return 1; [+ Z/ `! c( u( J
}& q0 o1 w0 M8 ?* Q; Z
//* Q. F0 ]( H' h9 }! N' J% P
//
( D3 v+ k7 m8 j- S1 P' C' u7 NUINT HttpProxyServerThread(LPVOID info){ //针对一次服务的线程
5 Y, L9 u1 C$ S+ B* R2 jLPCLIENTINFO pclientinfo;% ~: Q9 E! P# U* R1 o' r w9 j
SOCKET connectsock,clientsock;6 {# K8 M8 g) y) S2 @* t5 y
sockaddr_in remotesock_addr;& M* ^% g: f. _, c1 Z
char data[MAXDATALEN],url[250],temp[250],httpurl[250],portnum[10];. s% o" ]6 D! }. ]( k
int datalen,i,index_start,index_end,port;" ^ H7 L0 Q4 j
CString HttpString,UrlString,PortString;+ Z b" F& u3 h6 O+ r9 _
pclientinfo=(LPCLIENTINFO)info;1 n, w/ F+ S' }) s! u5 \
clientsock=pclientinfo->clientsock;! [7 X% a% b/ @7 m. p
ZeroMemory((void *)data,sizeof(data)); b/ q0 g) {4 {
datalen=recv(clientsock,data,sizeof(data),0);: L7 T) g% t. x- j
if(datalen<=0){4 y0 J* I( J! d8 c+ [
closesocket(clientsock);
F) e* l1 e7 {9 ]7 N3 v- Dreturn 0;- u$ }/ c1 Y- }5 p( X6 e0 c' j% Q
|
IP卡
狗仔卡
发表于 2004-11-21 00:17
转播
淘帖
分享
收藏
支持
反对
微信
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
抢沙发
显身卡
