4 * Copyright (c) 2011 Hans Petter Selasky. All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 #include "bus_load_file.h"
39 load_file(const char *fname, uint8_t **pptr, uint32_t *plen)
46 f = open(fname, O_RDONLY);
48 err(EX_NOINPUT, "Cannot open file '%s'", fname);
50 off = lseek(f, 0, SEEK_END);
52 err(EX_NOINPUT, "Cannot seek to "
53 "end of file '%s'", fname);
56 if (lseek(f, 0, SEEK_SET) < 0) {
57 err(EX_NOINPUT, "Cannot seek to "
58 "beginning of file '%s'", fname);
63 err(EX_NOINPUT, "File '%s' is too big", fname);
67 errx(EX_SOFTWARE, "Out of memory");
69 if (read(f, ptr, len) != len)
70 err(EX_NOINPUT, "Cannot read all data");