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* ***************************************************************************
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* MALOC = < Minimal Abstraction Layer for Object-oriented C >
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* Copyright (C) 1994--2000 Michael Holst
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 675 Mass Ave, Cambridge, MA 02139, USA.
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* rcsid="$Id: vio.h,v 1.18 2004/02/18 01:10:56 mholst Exp $"
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* ***************************************************************************
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* ***************************************************************************
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* File: vio.h < vio.c >
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* Purpose: Class Vio: virtual <SDIO/FILE/BUFF/UNIX/INET> I/O layer.
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* Author: Michael Holst
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* ***************************************************************************
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#include <maloc/maloc_base.h>
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#include <maloc/vnm.h>
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* ***************************************************************************
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* Class Vio: Parameters and datatypes
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* ***************************************************************************
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#define VPORTNUMBER 14916 /* our portbase; 5000 < VPORTNUMBER < 49152 */
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#define VIO_MAXBUF 10 /* number of internal buffers (BUFF datatype) */
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typedef enum VIOtype {
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typedef enum VIOfrmt {
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typedef enum VIOrwkey {
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* ***************************************************************************
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* Class Vio: Definition
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* ***************************************************************************
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VIOtype type; /* file (or device) type */
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/* VIO_NO_TYPE = not initialized */
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/* VIO_SDIO = standard I/O */
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/* VIO_FILE = file I/O */
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/* VIO_BUFF = buffer I/O */
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/* VIO_UNIX = UNIX (domain) socket I/O */
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/* VIO_INET = INET (network) socket I/O */
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VIOfrmt frmt; /* data format */
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/* VIO_NO_FRMT = not initialized */
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/* VIO_ASC = ASCII (FILE,BUFF,UNIX,INET) */
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/* VIO_XDR = BINARY (FILE,BUFF,UNIX,INET) */
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VIOrwkey rwkey; /* r/w key */
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/* VIO_NO_R = not initialized */
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/* VIO_R = read (FILE,BUFF,UNIX,INET) */
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/* VIO_W = write (FILE,BUFF,UNIX,INET) */
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char file[80]; /* file or device name (FILE,BUFF,UNIX,INET) */
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char lhost[80]; /* local hostname (me) (UNIX,INET) */
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char rhost[80]; /* remote hostname (the other guy) (UNIX,INET) */
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int error; /* note if any error has occurred on this vio device*/
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int dirty; /* dirty read bit -- have we read file yet (FILE) */
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FILE *fp; /* file pointer (SDIO,FILE) */
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int so; /* primary unix domain or inet socket (UNIX,INET) */
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int soc; /* subsocket created for socket reading (UNIX,INET) */
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void *name; /* &sockaddr_un or &sockaddr_in (UNIX,INET) */
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void *axdr; /* ASC/XDR structure pointer (ASC,XDR) */
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char whiteChars[VMAX_ARGNUM]; /* white space character set (ASC) */
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char commChars[VMAX_ARGNUM]; /* comment character set (ASC,XDR) */
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char ioBuffer[VMAX_BUFSIZE]; /* I/O buffer (ASC,XDR) */
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int ioBufferLen; /* I/O buffer length (ASC,XDR) */
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char putBuffer[VMAX_BUFSIZE]; /* final write buffer (ASC,XDR) */
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int putBufferLen; /* final write buffer length (ASC,XDR) */
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char *VIObuffer; /* (BUFF) */
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int VIObufferLen; /* (BUFF) */
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int VIObufferPtr; /* (BUFF) */
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* ***************************************************************************
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* Class Vio: Inlineable methods (vio.c)
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* ***************************************************************************
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#if !defined(VINLINE_MALOC)
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#else /* if defined(VINLINE_MALOC) */
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#endif /* if !defined(VINLINE_MALOC) */
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* ***************************************************************************
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* Class Vio: Non-Inlineable methods (vio.c)
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* ***************************************************************************
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VEXTERNC void Vio_start(void);
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VEXTERNC void Vio_stop(void);
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VEXTERNC Vio* Vio_ctor(const char *socktype, const char *datafrmt,
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const char *hostname, const char *filename, const char *rwkey);
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VEXTERNC int Vio_ctor2(Vio *thee, const char *socktype, const char *datafrmt,
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const char *hostname, const char *filename, const char *rwkey);
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VEXTERNC void Vio_dtor(Vio **thee);
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VEXTERNC void Vio_dtor2(Vio *thee);
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VEXTERNC Vio *Vio_socketOpen(char *key,
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const char *iodev, const char *iofmt,
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const char *iohost, const char *iofile);
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VEXTERNC void Vio_socketClose(Vio **sock);
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VEXTERNC void Vio_setWhiteChars(Vio *thee, char *whiteChars);
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VEXTERNC void Vio_setCommChars(Vio *thee, char *commChars);
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VEXTERNC int Vio_accept(Vio *thee, int nonblock);
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VEXTERNC void Vio_acceptFree(Vio *thee);
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VEXTERNC int Vio_connect(Vio *thee, int nonblock);
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VEXTERNC void Vio_connectFree(Vio *thee);
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VEXTERNC int Vio_scanf(Vio *thee, char *parms, ...);
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VEXTERNC int Vio_printf(Vio *thee, char *parms, ...);
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VEXTERNC int Vio_read(Vio *thee, char *buf, int bufsize);
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VEXTERNC int Vio_write(Vio *thee, char *buf, int bufsize);
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VEXTERNC int Vio_bufSize(Vio *thee);
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VEXTERNC char* Vio_bufGive(Vio *thee);
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VEXTERNC void Vio_bufTake(Vio *thee, char *buf, int bufsize);
added
removed
src/vsys/maloc/vio.h
