2010-03-08 04:55:21 -06:00
|
|
|
/* /Net/dxcern/userd/timbl/hypertext/WWW/Library/src/HTTCP.html
|
|
|
|
|
GENERIC TCP/IP COMMUNICATION
|
2013-03-09 18:59:42 -06:00
|
|
|
|
2010-03-08 04:55:21 -06:00
|
|
|
This module has the common code for handling TCP/IP connections etc.
|
2013-03-09 18:59:42 -06:00
|
|
|
|
2010-03-08 04:55:21 -06:00
|
|
|
*/
|
|
|
|
|
#ifndef HTTCP_H
|
|
|
|
|
#define HTTCP_H
|
|
|
|
|
|
|
|
|
|
#include "HTUtils.h"
|
|
|
|
|
|
|
|
|
|
#include "tcp.h"
|
|
|
|
|
|
|
|
|
|
#ifdef SHORT_NAMES
|
|
|
|
|
#define HTInetStatus HTInStat
|
|
|
|
|
#define HTInetString HTInStri
|
|
|
|
|
#define HTParseInet HTPaInet
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/* Produce a string for an internet address
|
|
|
|
|
** ---------------------------------------
|
|
|
|
|
**
|
|
|
|
|
** On exit:
|
|
|
|
|
** returns a pointer to a static string which must be copied if
|
|
|
|
|
** it is to be kept.
|
|
|
|
|
*/
|
|
|
|
|
#ifdef __STDC__
|
|
|
|
|
extern char * HTInetString(struct sockaddr_in* sin);
|
|
|
|
|
#else
|
|
|
|
|
extern char * HTInetString();
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/* Encode INET status (as in sys/errno.h) inet_status()
|
|
|
|
|
** ------------------
|
|
|
|
|
**
|
|
|
|
|
** On entry:
|
|
|
|
|
** where gives a description of what caused the error
|
|
|
|
|
** global errno gives the error number in the unix way.
|
|
|
|
|
**
|
|
|
|
|
** On return:
|
|
|
|
|
** returns a negative status in the unix way.
|
|
|
|
|
*/
|
|
|
|
|
#ifdef __STDC__
|
|
|
|
|
extern int HTInetStatus(char *where);
|
|
|
|
|
#else
|
|
|
|
|
extern int HTInetStatus();
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
/* Publicly accessible variables
|
|
|
|
|
*/
|
|
|
|
|
/* extern struct sockaddr_in HTHostAddress; */
|
|
|
|
|
/* The internet address of the host */
|
|
|
|
|
/* Valid after call to HTHostName() */
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/* Parse a cardinal value parse_cardinal()
|
|
|
|
|
** ----------------------
|
|
|
|
|
**
|
|
|
|
|
** On entry:
|
|
|
|
|
** *pp points to first character to be interpreted, terminated by
|
|
|
|
|
** non 0..9 character.
|
|
|
|
|
** *pstatus points to status already valid,
|
|
|
|
|
** maxvalue gives the largest allowable value.
|
|
|
|
|
**
|
|
|
|
|
** On exit:
|
|
|
|
|
** *pp points to first unread character,
|
|
|
|
|
** *pstatus points to status updated iff bad
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
extern unsigned int HTCardinal PARAMS((int *pstatus,
|
|
|
|
|
char **pp,
|
|
|
|
|
unsigned int max_value));
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/* Parse an internet node address and port
|
|
|
|
|
** ---------------------------------------
|
|
|
|
|
**
|
|
|
|
|
** On entry:
|
|
|
|
|
** str points to a string with a node name or number,
|
|
|
|
|
** with optional trailing colon and port number.
|
|
|
|
|
** sin points to the binary internet or decnet address field.
|
|
|
|
|
**
|
|
|
|
|
** On exit:
|
|
|
|
|
** *sin is filled in. If no port is specified in str, that
|
|
|
|
|
** field is left unchanged in *sin.
|
|
|
|
|
*/
|
|
|
|
|
#ifdef __STDC__
|
|
|
|
|
extern int HTParseInet(struct sockaddr_in * sin, WWW_CONST char * str);
|
|
|
|
|
/*!! had to change this to get it to compile. CTB */
|
|
|
|
|
#else
|
|
|
|
|
extern int HTParseInet();
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
/* Get Name of This Machine
|
|
|
|
|
** ------------------------
|
|
|
|
|
**
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
extern WWW_CONST char * HTHostName NOPARAMS;
|
|
|
|
|
|
|
|
|
|
extern int HTDoConnect (char *, char *, int, int *);
|
|
|
|
|
|
|
|
|
|
extern int HTDoRead (int, void *, unsigned);
|
|
|
|
|
|
|
|
|
|
#endif /* HTTCP_H */
|
