/*
 * This file is part of Generic-gsm.
 *
 * Generic-gsm is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Generic-gsm 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 Generic-gsm; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 * No rights reserved.  This code is public domain.
 *
 * Peter Harper <peter.harper@open-msg.com>
 *
 * $Id: generic-gsm.h,v 1.1 2003/12/02 06:17:38 rmello Exp $
 */

#include <sys/ioctl.h>
#include <termios.h>
#include <unistd.h>

#ifndef _GENERICGSM_POCKET_H
#define _GENERICGSM_POCKET_H

/*
 * Define inter-pipe messages. Note that any messages with a value of
 * > 100, are considered state-changes (see below).
 */
#define GENERICGSM_ONLINE     0
#define GENERICGSM_OFFLINE    1
#define GENERICGSM_DELETE     2
#define GENERICGSM_UPDATE     3
#define GENERICGSM_CONNECTED      10
#define GENERICGSM_DISCONNECTED   11
#define GENERICGSM_GROUP_ACTIVITY 12

/*
 * Define message states.
 * Currently all the state change is hardcoded in switches and code logic.
 * This would be better done by defining a data-driven state machine.
 */

/* idle */
#define GSMSTATE_IDLE            100
/* ate0 */
#define GSMSTATE_ATE0            105
#define GSMSTATE_ATE0_ATE0       106
#define GSMSTATE_ATE0_OK         107
/* cpin */
#define GSMSTATE_CPIN            108
#define GSMSTATE_CPIN_OK         109
/* csca */
#define GSMSTATE_CSCA            110
#define GSMSTATE_CSCA_OK         111
/* cmgf */
#define GSMSTATE_CMGF            115
#define GSMSTATE_CMGF_OK         116
/* scrt */
#define GSMSTATE_CNMI            120
#define GSMSTATE_CNMI_OK         121
/* cmgs */
#define GSMSTATE_CMGS            125
#define GSMSTATE_CMGS_ARROW      126
#define GSMSTATE_CMGS_MESSAGE    127
#define GSMSTATE_CMGS_RESP       128
#define GSMSTATE_CMGS_OK         129
/* cmgl */
#define GSMSTATE_CMGL            130
#define GSMSTATE_CMGL_DATA       131
/* cmgd */
#define GSMSTATE_CMGD            135
#define GSMSTATE_CMGD_OK         136

#define GSMSTATE_FAILED_SYNC     200

#define GENERICGSM_MAX_BEFORE_READ   5

// #define Version "1.1"

/*
 * Generic Gsm link datastructure
 */
struct generic_gsm_link {
  char            link_id[20];
  char            device[1024];
  int             device_timeout_secs;
  char            service_centre[1024];
  char            msisdn[1024];
  char            sim_pin[1024];
  int             poll_time_secs;
  int             post_send_delay_usecs;
  unsigned char   old_status;
  unsigned char   status;
  unsigned char   link_status;
  struct q_group *in_group_ptr;
  struct q_group *out_group_ptr;
  SOCKET          msg_pipe[2];
  int             sock;
  struct termios  tty;
  int             non_read_count;
  struct q_message       *msg_ptr;
  struct smsq_sms_submit *payload_ptr;
  int             failed_sync_status;
  int             cmgl_status;
  char            cmgl_text[1024];
  char            cmgl_msg_num[128];
  char            cmgl_msisdn[128];
  Tcl_HashTable   cmgd_ids;
  Tcl_HashEntry  *cmgd_search_ptr;
  int             sent_wait_count;
  int             use_pdu_p;
  unsigned char   pdu_string[1024];
  int             pdu_length;
  int             max_retries;
};

/*
 * Function prototypes.
 */
static int generic_gsm_init(char           *link_id,
                               struct q_group *in_group_ptr,
                               struct q_group *out_group_ptr,
                               int             status,
                               char           *device,
                               int             device_timeout_secs,
                               char           *service_centre,
                               char           *sim_pin,
                               int             poll_time_secs,
                               int             post_send_delay_usecs,
                               int             use_pdu_p,
                               int             max_retries,
															 char           *msisdn);
static int generic_gsm_delete(struct generic_gsm_link *link_ptr);
static int generic_gsm_set_status(struct generic_gsm_link *link_ptr,
                                     int status);
static int generic_gsm_update(struct generic_gsm_link *link_ptr,
                                 char *device,
                                 int   device_timeout_secs,
                                 char *service_centre,
                                 char *sim_pin,
                                 int   poll_time_secs,
                                 int   post_send_delay_usecs,
                                 int   use_pdu_p,
                                 int   max_retries,
																 char *msisdn);
static int generic_gsm_link_execute(struct generic_gsm_link *link_ptr);
static void generic_gsm_link_reader(void *arg);
static void generic_gsm_link_event_handler(void *arg);

static void generic_gsm_encode_pdu(unsigned char           *pdu_string_ptr,
                                   int                     *pdu_length,
                                   struct generic_gsm_link *link_ptr);
static void generic_gsm_decode_pdu(unsigned char           *pdu_string_ptr,
                                   char                    *msisdn_ptr,
                                   unsigned char           *msg_data_ptr,
                                   int                     *msg_data_size_ptr,
                                   int                     *unpacked_size_ptr,
                                   int                     *data_coding_scheme,
                                   struct smsc_tm          *smsc_timestamp_ptr);

static void generic_gsm_byteswap(char *in_string_ptr,
                                 char *out_string_ptr);


#endif