2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 1999 Global Technology Associates, Inc.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
21 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
22 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
23 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
24 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
25 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
26 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 #include <sys/types.h>
32 #include <sys/endian.h>
46 #define align(x, y) (((x) + (y) - 1) & ~((y) - 1))
49 * Link KGZ file and loader.
52 kgzld(struct kgz_hdr * kh, const char *f1, const char *f2)
60 if (strcmp(kh->ident, "KGZ")) {
61 if ((idi.fd = open(idi.fname = f1, O_RDONLY)) == -1)
62 err(1, "%s", idi.fname);
68 n = xread(&idi, &hdr, sizeof(hdr), 0);
69 if (n >= sizeof(hdr.ee) && IS_ELF(hdr.ee))
71 else if (n >= sizeof(hdr.ex) &&
72 N_GETMAGIC(hdr.ex) == OMAGIC)
75 errx(1, "%s: Format not supported", idi.fname);
77 n = xread(&idi, kh, sizeof(*kh),
78 format == F_AOUT ? sizeof(struct kgz_aouthdr0)
79 : sizeof(struct kgz_elfhdr));
81 if (n != sizeof(*kh) || strcmp(kh->ident, "KGZ"))
82 errx(1, "%s: Invalid format", idi.fname);
84 sprintf(addr, "%#x", align(kh->dload + kh->dsize, 0x1000));
85 switch (pid = fork()) {
90 execlp("ld", "ld", "-aout", "-Z", "-T", addr, "-o", f2,
91 loader, f1, (char *)NULL);
93 execlp("ld", "ld", "-Ttext", addr, "-o", f2, loader, f1,
98 if ((pid = waitpid(pid, &status, 0)) == -1)
100 if (WIFSIGNALED(status) || WEXITSTATUS(status))