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/* $Id: pdu.c,v 1.5 2011/08/11 23:45:55 khorben Exp $ */
/* Copyright (c) 2011 Pierre Pronchery <khorben@defora.org> */
/* This file is part of DeforaOS Desktop Phone */
/* This program 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, version 3 of the License.
*
* This program 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 program. If not, see <http://www.gnu.org/licenses/>. */
#include <unistd.h>
#include <stdio.h>
#include "../src/modem.c"
/* pdu */
/* prototypes */
static int _pdu_decode(char const * string);
static int _pdu_encode(char const * number, char const * string);
static void _hexdump(char const * buf, size_t len);
/* functions */
/* pdu_decode */
static int _pdu_decode(char const * string)
{
#if 0
time_t timestamp;
char number[32];
GSMEncoding encoding;
char * p;
struct tm t;
char buf[32];
size_t len;
if((p = _cmgr_pdu_parse(string, ×tamp, number, &encoding, &len))
== NULL)
#endif
{
fputs("pdu: Unable to decode PDU\n", stderr);
return -1;
}
#if 0
printf("Number: %s\n", number);
localtime_r(×tamp, &t);
strftime(buf, sizeof(buf), "%d/%m/%Y %H:%M:%S", &t);
printf("Timestamp: %s\n", buf);
printf("Encoding: %u\n", encoding);
_hexdump(p, len);
if(encoding == GSM_ENCODING_UTF8)
printf("Message: %s\n", p);
free(p);
return 0;
#endif
}
static int _pdu_encode(char const * number, char const * string)
{
#if 0
char * cmd;
char * pdu;
if(_message_to_pdu(0, number, GSM_MODEM_ALPHABET_DEFAULT, string,
strlen(string), &cmd, &pdu) != 0)
#endif
{
fputs("pdu: Unable to encode PDU\n", stderr);
return -1;
}
#if 0
puts(cmd);
puts(pdu);
free(cmd);
free(pdu);
return 0;
#endif
}
/* hexdump */
static void _hexdump(char const * buf, size_t len)
{
unsigned char const * b = (unsigned char *)buf;
size_t i;
for(i = 0; i < len; i++)
{
printf(" %02x", b[i]);
if((i % 16) == 7)
fputc(' ', stdout);
else if((i % 16) == 15)
fputc('\n', stdout);
}
fputc('\n', stdout);
}
/* usage */
static int _usage(void)
{
fputs("Usage: pdu -d pdu\n"
" pdu -e -n number text\n", stderr);
return 1;
}
/* main */
int main(int argc, char * argv[])
{
int o;
int op = 0;
char const * number = NULL;
while((o = getopt(argc, argv, "den:")) != -1)
switch(o)
{
case 'd':
case 'e':
op = o;
break;
case 'n':
number = optarg;
break;
default:
return _usage();
}
if(op == 0 || optind + 1 != argc || (op == 'e' && number == NULL))
return _usage();
return ((op == 'd') ? _pdu_decode(argv[optind])
: _pdu_encode(number, argv[optind])) == 0 ? 0 : 2;
}