//roarvio.c:

/*
 *      Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2011
 *
 *  This file is part of roarclients a part of RoarAudio,
 *  a cross-platform sound system for both, home and professional use.
 *  See README for details.
 *
 *  This file is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License version 3
 *  as published by the Free Software Foundation.
 *
 *  RoarAudio is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this software; see the file COPYING.  If not, write to
 *  the Free Software Foundation, 51 Franklin Street, Fifth Floor,
 *  Boston, MA 02110-1301, USA.
 *
 */

#include <roaraudio.h>
#include <errno.h>
#include <string.h>

enum action {
 READ,
 WRITE
};

void usage (const char * progname) {
}

int main (int argc, char * argv[]) {
 struct roar_vio_defaults def;
 struct roar_vio_calls vio;
 enum action action = READ;
 int i;
 char * k;
 char * file = NULL;
 int o_flags = -1;

 for (i = 1; i < argc; i++) {
  k = argv[i];

  if ( !strcmp(k, "-h") || !strcmp(k, "--help") ) {
   usage(argv[0]);
   return 0;
  } else if ( !strcmp(k, "--read") ) {
   action = READ;
  } else if ( !strcmp(k, "--write") ) {
   action = WRITE;
  } else if ( file == NULL ) {
   file = k;
  } else {
   ROAR_ERR("Too many parameters or unknown parameter: %s", k);
   usage(argv[0]);
   return 1;
  }
 }

 if ( file == NULL ) {
  usage(argv[0]);
  return 1;
 }

 switch (action) {
  case READ:
    o_flags = O_RDONLY;
   break;
  case WRITE:
    o_flags = O_WRONLY|O_CREAT|O_TRUNC;
   break;
 }

 if ( o_flags == -1 ) {
  ROAR_ERR("o_flags unset, very bad. This should never happen.");
  return 1;
 }

 if ( roar_vio_dstr_init_defaults(&def, ROAR_VIO_DEF_TYPE_NONE, o_flags, 0644) == -1 ) {
  ROAR_ERR("Can not init DSTR defaults. Bad.");
  return 1;
 }

 if ( roar_vio_open_dstr(&vio, file, &def, 1) == -1 ) {
  ROAR_ERR("Can not open file: %s: %s", file, strerror(errno));
  return 1;
 }

 switch (action) {
  case READ:
    roar_vio_copy_data(roar_stdout, &vio);
   break;
  case WRITE:
    roar_vio_copy_data(&vio, roar_stdin);
   break;
 }

 roar_vio_close(&vio);

 return 0;
}

//ll