inter/misc/ttf2woff/readttc.c
2017-08-22 02:23:08 -07:00

29 lines
662 B
C

/*
* Copyright (C) 2013 Jan Bobrowski <jb@wizard.ae.krakow.pl>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*/
#include <string.h>
#include <stdlib.h>
#include "ttf2woff.h"
void read_ttc(struct ttf *ttf, u8 *data, size_t length, int fontn)
{
unsigned n, o;
if(length < 16+12+16) BAD_FONT;
n = g32(data+8);
if(length < 16+(4+12+16)*n) BAD_FONT;
if(fontn<0 || fontn>=n)
errx(1, "No font #%d in collection",fontn);
o = g32(data+12+4*fontn);
if(o >= length) BAD_FONT;
read_ttf(ttf, data, length, o);
}