mirror of
https://github.com/3proxy/3proxy.git
synced 2025-02-23 18:45:40 +08:00
5844e165b5
nscache6 - new command for IPv6 addresses cache nsrecord supports IPv6 addresses dnsauth should work with IPv6 servers and clients + caching is now more accurate
329 lines
9.9 KiB
C
329 lines
9.9 KiB
C
/*
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3APA3A simpliest proxy server
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(c) 2002-2009 by ZARAZA <3APA3A@security.nnov.ru>
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please read License Agreement
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*/
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#define COPYRIGHT "(c)2000-2009 3APA3A, Vladimir Dubrovin & 3proxy.ru\n"\
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"Documentation and sources: http://3proxy.ru/\n"\
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"Please read license agreement in \'copying\' file.\n"\
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"You may not use this program without accepting license agreement"
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#ifndef _3PROXY_H_
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#define _3PROXY_H_
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#include "version.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/timeb.h>
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#include <fcntl.h>
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#include <time.h>
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#define MAXUSERNAME 128
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#define _PASSWORD_LEN 256
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#define MAXNSERVERS 5
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#define ALLOW 0
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#define DENY 1
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#define REDIRECT 2
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#define BANDLIM 3
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#define NOBANDLIM 4
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#define COUNTIN 5
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#define NOCOUNTIN 6
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#define COUNTOUT 7
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#define NOCOUNTOUT 8
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#define UDPBUFSIZE 16384
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#define TCPBUFSIZE 8192
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#ifdef _WIN32
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#include <winsock2.h>
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#ifndef _WINCE
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#include <io.h>
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#else
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#include <sys/unistd.h>
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#endif
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#include <process.h>
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#define SASIZETYPE int
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#define SHUT_RDWR SD_BOTH
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#else
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#ifndef FD_SETSIZE
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#define FD_SETSIZE 4096
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#endif
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#include <errno.h>
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#include <signal.h>
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#include <sys/uio.h>
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#include <sys/time.h>
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#include <unistd.h>
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#include <pthread.h>
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#include <syslog.h>
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#endif
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#ifdef __CYGWIN__
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#include <windows.h>
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#define daemonize() FreeConsole()
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#define SLEEPTIME 1000
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#undef _WIN32
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#elif _WIN32
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#ifdef errno
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#undef errno
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#endif
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#define errno WSAGetLastError()
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#define EAGAIN WSAEWOULDBLOCK
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#define EINTR WSAEWOULDBLOCK
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#define SLEEPTIME 1
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#define usleep Sleep
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#define pthread_self GetCurrentThreadId
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#define getpid GetCurrentProcessId
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#define pthread_t unsigned
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#ifndef _WINCE
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#define daemonize() FreeConsole()
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#else
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#define daemonize()
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#endif
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#define socket(x, y, z) WSASocket(x, y, z, NULL, 0, 0)
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#define accept(x, y, z) WSAAccept(x, y, z, NULL, 0)
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#define ftruncate chsize
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#else
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#include <pthread.h>
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#ifndef PTHREAD_STACK_MIN
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#define PTHREAD_STACK_MIN 32768
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#define sockerror strerror
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#endif
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#define daemonize() daemon(1,1)
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#define SLEEPTIME 1000
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#ifndef O_BINARY
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#define O_BINARY 0
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#endif
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#endif
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#ifndef NOODBC
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#ifndef _WIN32
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#include <sqltypes.h>
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#endif
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#include <sql.h>
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#include <sqlext.h>
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#endif
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#ifdef _WIN32
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#define strcasecmp stricmp
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#define strncasecmp strnicmp
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#else
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extern pthread_attr_t pa;
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#endif
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#ifndef SOCKET_ERROR
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#define SOCKET_ERROR -1
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#endif
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#ifndef isnumber
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#define isnumber(n) (n >= '0' && n <= '9')
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#endif
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#ifndef ishex
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#define ishex(n) ((n >= '0' && n <= '9') || (n >= 'a' && n<='f') || (n >= 'A' && n <= 'F'))
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#endif
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#define isallowed(n) ((n >= '0' && n <= '9') || (n >= 'a' && n <= 'z') || (n >= 'A' && n <= 'Z') || (n >= '*' && n <= '/') || n == '_')
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#include "structures.h"
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extern RESOLVFUNC resolvfunc;
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extern int wday;
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extern time_t basetime;
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extern int timetoexit;
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extern struct extparam conf;
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int sockmap(struct clientparam * param, int timeo);
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int socksend(SOCKET sock, unsigned char * buf, int bufsize, int to);
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int socksendto(SOCKET sock, struct sockaddr * sin, unsigned char * buf, int bufsize, int to);
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int sockrecvfrom(SOCKET sock, struct sockaddr * sin, unsigned char * buf, int bufsize, int to);
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int sockgetcharcli(struct clientparam * param, int timeosec, int timeousec);
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int sockgetcharsrv(struct clientparam * param, int timeosec, int timeousec);
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int sockfillbuffcli(struct clientparam * param, unsigned long size, int timeosec);
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int sockfillbuffsrv(struct clientparam * param, unsigned long size, int timeosec);
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int sockgetlinebuf(struct clientparam * param, DIRECTION which, unsigned char * buf, int bufsize, int delim, int to);
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int dobuf(struct clientparam * param, unsigned char * buf, const unsigned char *s, const unsigned char * doublec);
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int dobuf2(struct clientparam * param, unsigned char * buf, const unsigned char *s, const unsigned char * doublec, struct tm* tm, char * format);
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extern FILE * stdlog;
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void logstdout(struct clientparam * param, const unsigned char *s);
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void logsyslog(struct clientparam * param, const unsigned char *s);
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void lognone(struct clientparam * param, const unsigned char *s);
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#ifndef NOSQL
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void logsql(struct clientparam * param, const unsigned char *s);
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int init_sql(char * s);
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void close_sql();
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#endif
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int doconnect(struct clientparam * param);
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int alwaysauth(struct clientparam * param);
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int ipauth(struct clientparam * param);
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int doauth(struct clientparam * param);
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int strongauth(struct clientparam * param);
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void trafcountfunc(struct clientparam *param);
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unsigned bandlimitfunc(struct clientparam *param, unsigned nbytesin, unsigned nbytesout);
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int scanaddr(const unsigned char *s, unsigned long * ip, unsigned long * mask);
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int myinet_ntop(int af, void *src, char *dst, socklen_t size);
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extern struct nserver nservers[MAXNSERVERS];
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struct nserver authnserver;
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unsigned long getip(unsigned char *name);
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unsigned long getip46(int family, unsigned char *name, struct sockaddr *sa);
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unsigned long myresolver(int, unsigned char *, unsigned char *);
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unsigned long fakeresolver (int, unsigned char *, unsigned char*);
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int inithashtable(struct hashtable *hashtable, unsigned nhashsize);
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void freeparam(struct clientparam * param);
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void clearstat(struct clientparam * param);
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void dumpcounters(struct trafcount *tl, int counterd);
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extern struct auth authfuncs[];
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int reload (void);
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extern int paused;
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extern int demon;
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unsigned char * mycrypt(const unsigned char *key, const unsigned char *salt, unsigned char *buf);
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unsigned char * ntpwdhash (unsigned char *szHash, const unsigned char *szPassword, int tohex);
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int de64 (const unsigned char *in, unsigned char *out, int maxlen);
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unsigned char* en64 (const unsigned char *in, unsigned char *out, int inlen);
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void tohex(unsigned char *in, unsigned char *out, int len);
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void fromhex(unsigned char *in, unsigned char *out, int len);
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int ftplogin(struct clientparam *param, char *buf, int *inbuf);
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int ftpcd(struct clientparam *param, unsigned char* path, char *buf, int *inbuf);
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int ftpsyst(struct clientparam *param, unsigned char *buf, unsigned len);
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int ftppwd(struct clientparam *param, unsigned char *buf, unsigned len);
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int ftptype(struct clientparam *param, unsigned char* f_type);
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int ftpres(struct clientparam *param, unsigned char * buf, int len);
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SOCKET ftpcommand(struct clientparam *param, unsigned char * command, unsigned char *arg);
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int text2unicode(const char * text, char * buf, int buflen);
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void unicode2text(const char *unicode, char * buf, int len);
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void genchallenge(struct clientparam *param, char * challenge, char *buf);
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void mschap(const unsigned char *win_password,
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const unsigned char *challenge, unsigned char *response);
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struct hashtable;
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void hashadd(struct hashtable *ht, const unsigned char* name, unsigned char* value, time_t expires);
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int parsehostname(char *hostname, struct clientparam *param, unsigned short port);
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int parseusername(char *username, struct clientparam *param, int extpasswd);
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int parseconnusername(char *username, struct clientparam *param, int extpasswd, unsigned short port);
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int ACLmatches(struct ace* acentry, struct clientparam * param);
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unsigned long udpresolve(int af, unsigned char * name, unsigned char * value, unsigned *retttl, struct clientparam* param, int makeauth);
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struct ace * copyacl (struct ace *ac);
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struct auth * copyauth (struct auth *);
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void freeacl(struct ace *ac);
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void freeauth(struct auth *);
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void freefilter(struct filter *filter);
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void freeconf(struct extparam *confp);
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struct passwords * copypwl (struct passwords *pwl);
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void freepwl(struct passwords *pw);
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void copyfilter(struct filter *, struct srvparam *srv);
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FILTER_ACTION makefilters (struct srvparam *srv, struct clientparam *param);
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FILTER_ACTION handlereqfilters(struct clientparam *param, unsigned char ** buf_p, int * bufsize_p, int offset, int * length_p);
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FILTER_ACTION handlehdrfilterscli(struct clientparam *param, unsigned char ** buf_p, int * bufsize_p, int offset, int * length_p);
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FILTER_ACTION handlehdrfilterssrv(struct clientparam *param, unsigned char ** buf_p, int * bufsize_p, int offset, int * length_p);
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FILTER_ACTION handlepredatflt(struct clientparam *param);
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FILTER_ACTION handledatfltcli(struct clientparam *param, unsigned char ** buf_p, int * bufsize_p, int offset, int * length_p);
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FILTER_ACTION handledatfltsrv(struct clientparam *param, unsigned char ** buf_p, int * bufsize_p, int offset, int * length_p);
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void srvinit(struct srvparam * srv, struct clientparam *param);
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void srvinit2(struct srvparam * srv, struct clientparam *param);
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void srvfree(struct srvparam * srv);
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unsigned char * dologname (unsigned char *buf, unsigned char *name, const unsigned char *ext, ROTATION lt, time_t t);
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int myrand(void * entropy, int len);
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#ifdef WITH_STD_MALLOC
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#define myalloc malloc
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#define myfree free
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#define myrealloc realloc
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#define mystrdup strdup
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#else
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void *myalloc(size_t size);
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void myfree(void *ptr);
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void *myrealloc(void *ptr, size_t size);
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char * mystrdup(const char *str);
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#endif
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extern char *copyright;
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#define SERVICES 5
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void * dnsprchild(struct clientparam * param);
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void * pop3pchild(struct clientparam * param);
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void * smtppchild(struct clientparam * param);
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void * proxychild(struct clientparam * param);
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void * sockschild(struct clientparam * param);
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void * tcppmchild(struct clientparam * param);
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void * icqprchild(struct clientparam * param);
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void * msnprchild(struct clientparam * param);
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void * udppmchild(struct clientparam * param);
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void * adminchild(struct clientparam * param);
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void * ftpprchild(struct clientparam * param);
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struct datatype;
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struct dictionary;
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struct node;
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struct property;
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extern pthread_mutex_t bandlim_mutex;
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extern pthread_mutex_t hash_mutex;
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extern pthread_mutex_t tc_mutex;
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extern pthread_mutex_t pwl_mutex;
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#ifndef NOODBC
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extern pthread_mutex_t odbc_mutex;
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#endif
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extern struct datatype datatypes[64];
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extern struct commands commandhandlers[];
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#ifdef _WINCE
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char * CEToUnicode (const char *str);
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int cesystem(const char *str);
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int ceparseargs(const char *str);
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extern char * ceargv[32];
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#define system(S) cesystem(S)
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#endif
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#define WEBBANNERS 35
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#endif
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