119 lines
2.6 KiB
C
119 lines
2.6 KiB
C
/*
|
|
* RabbitSign - Tools for signing TI graphing calculator software
|
|
* Copyright (C) 2009 Benjamin Moody
|
|
*
|
|
* 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; either version 3 of the
|
|
* License, or (at your option) any later version.
|
|
*
|
|
* 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/>.
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
# include <config.h>
|
|
#endif
|
|
|
|
#include <stdio.h>
|
|
|
|
#ifdef HAVE_STRING_H
|
|
# include <string.h>
|
|
#else
|
|
# ifdef HAVE_STRINGS_H
|
|
# include <strings.h>
|
|
# endif
|
|
#endif
|
|
|
|
#ifdef TIME_WITH_SYS_TIME
|
|
# include <sys/time.h>
|
|
# include <time.h>
|
|
#else
|
|
# ifdef TM_IN_SYS_TIME
|
|
# include <sys/time.h>
|
|
# else
|
|
# include <time.h>
|
|
# endif
|
|
#endif
|
|
|
|
#include "rabbitsign.h"
|
|
#include "internal.h"
|
|
|
|
#define BCD(x) ((x) + 6 * ((x)/10))
|
|
|
|
/*
|
|
* Write a TIFL header to a file.
|
|
*/
|
|
int rs_write_tifl_header(FILE* outfile, /* file to write to */
|
|
int is_hex, /* is file in hex format? */
|
|
int major, /* major version # */
|
|
int minor, /* minor version # */
|
|
int month, /* current month */
|
|
int day, /* current day */
|
|
int year, /* current year */
|
|
const char* name, /* name of program */
|
|
int calctype, /* calculator type */
|
|
int datatype, /* data type */
|
|
unsigned long filesize) /* size of data */
|
|
{
|
|
unsigned char buf[78];
|
|
time_t t;
|
|
struct tm* tm;
|
|
|
|
memset(buf, 0, 78);
|
|
|
|
strcpy((char*) buf, "**TIFL**");
|
|
|
|
buf[8] = major;
|
|
buf[9] = minor;
|
|
|
|
if (is_hex) {
|
|
buf[10] = 0x01;
|
|
buf[11] = 0x88;
|
|
}
|
|
else {
|
|
buf[10] = 0;
|
|
buf[11] = 0;
|
|
}
|
|
|
|
if (!month && !day && !year) {
|
|
time(&t);
|
|
tm = localtime(&t);
|
|
month = tm->tm_mon + 1;
|
|
day = tm->tm_mday;
|
|
year = tm->tm_year + 1900;
|
|
}
|
|
|
|
buf[12] = BCD(month);
|
|
buf[13] = BCD(day);
|
|
buf[14] = BCD(year / 100);
|
|
buf[15] = BCD(year % 100);
|
|
|
|
buf[16] = strlen(name);
|
|
if (buf[16] > 8)
|
|
buf[16] = 8;
|
|
|
|
strncpy((char*) buf + 17, name, 8);
|
|
|
|
buf[48] = calctype;
|
|
buf[49] = datatype;
|
|
|
|
buf[74] = filesize & 0xff;
|
|
buf[75] = (filesize >> 8) & 0xff;
|
|
buf[76] = (filesize >> 16) & 0xff;
|
|
buf[77] = (filesize >> 24) & 0xff;
|
|
|
|
if (fwrite(buf, 1, 78, outfile) != 78) {
|
|
rs_error(NULL, NULL, "file I/O error");
|
|
return RS_ERR_FILE_IO;
|
|
}
|
|
|
|
return RS_SUCCESS;
|
|
}
|
|
|