research.m1stereo.tv/gitweb/ - melted/blob - src/melted/melted_connection.h

   1 /*
   2  * miracle_connection.h -- DV Connection Handler
   3  * Copyright (C) 2002-2003 Ushodaya Enterprises Limited
   4  * Author: Charles Yates <charles.yates@pandora.be>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  19  */
  20
  21 #ifndef _DV_CONNECTION_H_
  22 #define _DV_CONNECTION_H_
  23
  24 #include <sys/types.h>
  25 #include <sys/socket.h>
  26 #include <netinet/in.h>
  27
  28 #include <valerie/valerie_parser.h>
  29 #include <valerie/valerie_tokeniser.h>
  30
  31 #ifdef __cplusplus
  32 extern "C"
  33 {
  34 #endif
  35
  36 /** Connection structure
  37 */
  38
  39 typedef struct
  40 {
  41         mlt_properties owner;
  42         int fd;
  43         struct sockaddr_in sin;
  44         valerie_parser parser;
  45 }
  46 connection_t;
  47
  48 /** Enumeration for responses.
  49 */
  50
  51 typedef enum
  52 {
  53         RESPONSE_SUCCESS = 200,
  54         RESPONSE_SUCCESS_N = 201,
  55         RESPONSE_SUCCESS_1 = 202,
  56         RESPONSE_UNKNOWN_COMMAND = 400,
  57         RESPONSE_TIMEOUT = 401,
  58         RESPONSE_MISSING_ARG = 402,
  59         RESPONSE_INVALID_UNIT = 403,
  60         RESPONSE_BAD_FILE = 404,
  61         RESPONSE_OUT_OF_RANGE = 405,
  62         RESPONSE_TOO_MANY_FILES = 406,
  63         RESPONSE_ERROR = 500
  64 }
  65 response_codes;
  66
  67 /* the following struct is passed as the single argument
  68    to all command callback functions */
  69
  70 typedef struct
  71 {
  72         valerie_parser    parser;
  73         valerie_response  response;
  74         valerie_tokeniser tokeniser;
  75         char         *command;
  76         int           unit;
  77         void         *argument;
  78         char         *root_dir;
  79 }
  80 command_argument_t, *command_argument;
  81
  82 /* A handler is defined as follows. */
  83 typedef int (*command_handler_t) ( command_argument );
  84
  85
  86 extern void *parser_thread( void *arg );
  87
  88 #ifdef __cplusplus
  89 }
  90 #endif
  91
  92 #endif