pprot.h

sock5代理服务器源代码

/*
 * Copyright (c) 1989, 1990, 1991 by the University of Washington
 *
 * For copying and distribution information, please see the file
 * <copyright.h>.
 */

#include <copyright.h>

#ifndef MAXPATHLEN
# ifdef ISC
#  define MAXPATHLEN 512
# else /* not Interactive..normal! (gasp) */
#  include <sys/param.h>
# endif /* ISC */
#endif

/* Protocol Definitions */

#define	       VFPROT_VNO	1      /* Protocol Version Number           */

#define	       DIRSRV_PORT      1525   /* Server port used if not in srvtab */
#define        PROSPERO_PORT	191    /* Officially assigned prived port   */
#define	       PROS_FIRST_PRIVP 901    /* First privileged port to try      */
#define        PROS_NUM_PRIVP   20     /* Number of privileged ports to try */

#define	       MAXPKT	        1024   /* Max size of response from server  */
#define	       SEQ_SIZE		32     /* Max size of sequence text in resp */ 
#define	       MAX_DIR_LINESIZE 160+MAXPATHLEN /* Max linesize in directory */

#define	       MAX_FWD_DEPTH    20     /* Max fwd pointers to follow        */

#define S_AD_SZ		sizeof(struct sockaddr_in)

/* Replacement for strtok that doesn't keep state.  Both the variable  */
/* S and the variable S_next must be defined.  To initialize, assign   */
/* the string to be stepped through to S_next, then call get_token on  */
/* S.  The first token will be in S, and S_next will point to the next */
/* token.  Like strtok, this macro does modify the string passed to it */
#ifdef __GNUC__
#define get_token(S,C) \
  do { \
    S = S##_next; \
    if(S) { \
     while(*S == C) S++; \
     S##_next = index(S,C); \
     if(S##_next) *(S##_next++) = '\0'; \
     if(!*S) S = NULL; \
    } \
  } while (0)
#else
#define get_token(S,C) \
    S = S/**/_next; \
  do { \
    if(S) { \
     while(*S == C) S++; \
     S/**/_next = index(S,C); \
     if(S/**/_next) *(S/**/_next++) = '\0'; \
     if(!*S) S = NULL; \
    } \
  } while (0)
#endif /* __GNUC__ */