/*

  Copyright 2008 Nathan Phillip Brink, Ethan Zonca, Matt Orlando

  This file is a part of DistRen.

  DistRen is free software: you can redistribute it and/or modify

  it under the terms of the GNU Affero General Public License as published by

  the Free Software Foundation, either version 3 of the License, or

  (at your option) any later version.

  DistRen 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 Affero General Public License for more details.

  You should have received a copy of the GNU Affero General Public License

  along with DistRen.  If not, see <http://www.gnu.org/licenses/>.

*/

/* Ideas for php-side stuff:

 *

 * PHP adds the users... has captcha and email confirmation wth a pseudo-random number that

 * the user must enter on the site. Apache should be running mod_peruser for safety, and I'm

 * thinking zserver2 for web serving for convenience...

 */

#include "options.h"

#include "execio.h"

#include <stdio.h> /* sprintf, printf */

#include <stdlib.h> /* malloc, free */

#include <unistd.h> /* getopt */

#include <libxml/tree.h> /* Happy fun XML time */

#include <libxml/xmlwriter.h>

#include <confuse.h>

#include <string.h> // for strcat

int main(int argc, char *argv[])

{

  char *input;

  char *output;

  char curopt;

  struct options_common *options;

  cfg_t *cfg;

  cfg_opt_t cfg_opts[] =

    {

      CFG_STR_LIST("render_types", NULL, 0),

      CFG_STR("username", NULL, 0),

      CFG_STR("name", NULL, 0),

      CFG_STR("email", NULL, 0),

      CFG_END()

    };

  input = NULL;

  output = NULL;

  while(-1 != (curopt = getopt(argc, argv, "i:o:h")))

    {

      if(curopt == ':')

	{

	  fprintf(stderr, "-%c: is missing an argument\n", optopt);

	  return 1;

	}

      else if(curopt == '?')

	{

	  fprintf(stderr, "-%c: invalid option specified\n", optopt);

	  return 1;

	}

      else if(curopt == 'h')

	{

	  fprintf(stderr, "Usage: %s -i <inputfile> -o <outputfile>\n", argv[0]);

	  fprintf(stderr, "\t-i\tSpecifies the input file\n\

/*

  Copyright 2008 Nathan Phillip Brink, Ethan Zonca, Matt Orlando

  This file is a part of DistRen.

  DistRen is free software: you can redistribute it and/or modify

  it under the terms of the GNU Affero General Public License as published by

  the Free Software Foundation, either version 3 of the License, or

  (at your option) any later version.

  DistRen 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 Affero General Public License for more details.

  You should have received a copy of the GNU Affero General Public License

  along with DistRen.  If not, see <http://www.gnu.org/licenses/>.

*/

#ifndef DISTREN_H

#define DISTREN_H 1

#include <stddef.h> /* size_t */

typedef struct distren *distren_t;

typedef void* (*distren_malloc_t)(size_t);

typedef void (*distren_free_t)(void*);

typedef struct distren_job *distren_job_t;

/**

 Initialize a libdistren handle. In the spirit of respecting client programs' choices,

 this initialization function allows malloc() and free() compatible function pointers

 to be passed.

*/

int distren_init_mf(distren_t *handle, distren_malloc_t mymalloc, distren_free_t myfree);

/**

 Initializes a libdistren handle using the system malloc() and free() implementation.

*/

int distren_init(distren_t *handle);

/**

 Submits a file to distren.

 @param job must not refer to a valid job.

 TODO: create a stream-based interface

*/

int distren_submit_file(distren_job_t *job, const char *filename);

/**

   Retrieve a job-ID that can be used to refer to the job after the client's process has recycled. Currently, this will be the only way to retrieve a job handle (a distren_job_t) and, consequently, the only way to retrieve a finished render.

   A job ID is representable using a character string. Hopefully, they will be kept at a reasonably small length. It should be made up of alphanumeric characters so as to be useful in most situations. 

   @param jobid This will be set to a string allocated by the specified malloc implementation

   @param job The distren_job_t from which to retrieve a jobid

*/

int distren_job_getid(distren_job_t job, char **jobid);

/*

 TODO: extraction of a job-ID, retrieving job handle by job-ID, getting information

 for a job handle, retrieving results of a job, callbacks for progress (i.e., job_is_finished callback)

 -- threads?

*/

/**

 Destroys and frees a job handle

*/

int distren_job_free(distren_job_t job);

/**