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-rw-r--r--usr.sbin/btxld/a.out.h86
-rw-r--r--usr.sbin/btxld/btxld.c3
2 files changed, 87 insertions, 2 deletions
diff --git a/usr.sbin/btxld/a.out.h b/usr.sbin/btxld/a.out.h
new file mode 100644
index 0000000..750c807
--- /dev/null
+++ b/usr.sbin/btxld/a.out.h
@@ -0,0 +1,86 @@
+/*-
+ * Copyright (c) 1992, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * from: @(#)exec.h 8.1 (Berkeley) 6/11/93
+ * from: FreeBSD: src/sys/sys/imgact_aout.h,v 1.18 2002/09/05 07:54:03 bde Exp $
+ * $FreeBSD$
+ */
+
+#include <sys/types.h>
+
+#define N_GETMAGIC(ex) \
+ ( (ex).a_midmag & 0xffff )
+#define N_SETMAGIC(ex,mag,mid,flag) \
+ ( (ex).a_midmag = (((flag) & 0x3f) <<26) | (((mid) & 0x03ff) << 16) | \
+ ((mag) & 0xffff) )
+
+#define N_GETMAGIC_NET(ex) \
+ (ntohl((ex).a_midmag) & 0xffff)
+
+#define __LDPGSZ 4096
+#define N_ALIGN(ex,x) \
+ (N_GETMAGIC(ex) == ZMAGIC || N_GETMAGIC(ex) == QMAGIC || \
+ N_GETMAGIC_NET(ex) == ZMAGIC || N_GETMAGIC_NET(ex) == QMAGIC ? \
+ ((x) + __LDPGSZ - 1) & ~(uint32_t)(__LDPGSZ - 1) : (x))
+
+/* Valid magic number check. */
+#define N_BADMAG(ex) \
+ (N_GETMAGIC(ex) != OMAGIC && N_GETMAGIC(ex) != NMAGIC && \
+ N_GETMAGIC(ex) != ZMAGIC && N_GETMAGIC(ex) != QMAGIC && \
+ N_GETMAGIC_NET(ex) != OMAGIC && N_GETMAGIC_NET(ex) != NMAGIC && \
+ N_GETMAGIC_NET(ex) != ZMAGIC && N_GETMAGIC_NET(ex) != QMAGIC)
+
+/*
+ * Header prepended to each a.out file.
+ * only manipulate the a_midmag field via the
+ * N_SETMAGIC/N_GET{MAGIC,MID,FLAG} macros in a.out.h
+ */
+
+struct exec {
+ uint32_t a_midmag; /* flags<<26 | mid<<16 | magic */
+ uint32_t a_text; /* text segment size */
+ uint32_t a_data; /* initialized data size */
+ uint32_t a_bss; /* uninitialized data size */
+ uint32_t a_syms; /* symbol table size */
+ uint32_t a_entry; /* entry point */
+ uint32_t a_trsize; /* text relocation size */
+ uint32_t a_drsize; /* data relocation size */
+};
+
+/* a_magic */
+#define OMAGIC 0407 /* old impure format */
+#define NMAGIC 0410 /* read-only text */
+#define ZMAGIC 0413 /* demand load format */
+#define QMAGIC 0314 /* "compact" demand load format */
+
+/* a_mid */
+#define MID_ZERO 0 /* unknown - implementation dependent */
diff --git a/usr.sbin/btxld/btxld.c b/usr.sbin/btxld/btxld.c
index f7a5e46..d5750f2 100644
--- a/usr.sbin/btxld/btxld.c
+++ b/usr.sbin/btxld/btxld.c
@@ -42,8 +42,7 @@ static const char rcsid[] =
#include <string.h>
#include <unistd.h>
-#include <a.out.h>
-
+#include "a.out.h"
#include "btx.h"
#include "elfh.h"
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