[src/trunk]: src/sys/ddb Introduce db_alloc.h.

[rin <rin%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/d3604b9b8eae
branches:  trunk
changeset: 972606:d3604b9b8eae
user:      rin <rin%NetBSD.org@localhost>
date:      Sun May 31 09:40:09 2020 +0000

description:
Introduce db_alloc.h.

Provide db_alloc() and friends to userland, i.e., crash(8).

diffstat:

 sys/ddb/db_alloc.h   |  42 ++++++++++++++++++++++++++++++++++++++++++
 sys/ddb/db_command.h |   6 +-----
 sys/ddb/ddb.h        |   3 ++-
 3 files changed, 45 insertions(+), 6 deletions(-)

diffs (82 lines):

diff -r 89b15f6d358d -r d3604b9b8eae sys/ddb/db_alloc.h
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/ddb/db_alloc.h        Sun May 31 09:40:09 2020 +0000
@@ -0,0 +1,42 @@
+/*     $NetBSD: db_alloc.h,v 1.1 2020/05/31 09:40:09 rin Exp $ */
+
+/*-
+ * Copyright (c) 2020 The NetBSD Foundation, Inc.
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
+ */
+
+#ifndef _DDB_ALLOC_
+#define _DDB_ALLOC_
+
+#ifdef _KERNEL
+void   *db_alloc(size_t);
+void   *db_zalloc(size_t);
+void   db_free(void *, size_t);
+#else
+#define db_alloc(sz)   malloc(size)
+#define db_zalloc(sz)  calloc(1, (size))
+#define db_free(p, sz) free(p)
+#endif
+
+#endif /* _DDB_ALLOC_ */
diff -r 89b15f6d358d -r d3604b9b8eae sys/ddb/db_command.h
--- a/sys/ddb/db_command.h      Sun May 31 09:00:25 2020 +0000
+++ b/sys/ddb/db_command.h      Sun May 31 09:40:09 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: db_command.h,v 1.36 2020/03/10 15:58:37 christos Exp $ */
+/*     $NetBSD: db_command.h,v 1.37 2020/05/31 09:40:09 rin Exp $      */
 
 /*-
  * Copyright (c) 1996, 1997, 1998, 1999, 2002 The NetBSD Foundation, Inc.
@@ -144,10 +144,6 @@
 #endif
 };
 
-void   *db_alloc(size_t);
-void   *db_zalloc(size_t);
-void   db_free(void *, size_t);
-
 #ifndef _KERNEL
 #define db_kernelonly() \
     db_printf("%s: can only be used in-kernel.\n", __func__)
diff -r 89b15f6d358d -r d3604b9b8eae sys/ddb/ddb.h
--- a/sys/ddb/ddb.h     Sun May 31 09:00:25 2020 +0000
+++ b/sys/ddb/ddb.h     Sun May 31 09:40:09 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ddb.h,v 1.3 2018/03/04 07:14:50 mlelstv Exp $  */
+/*     $NetBSD: ddb.h,v 1.4 2020/05/31 09:40:09 rin Exp $      */
 
 /*-
  * Copyright (c) 2009 The NetBSD Foundation, Inc.
@@ -50,5 +50,6 @@
 #include <ddb/db_proc.h>
 #include <ddb/db_cpu.h>
 #include <ddb/db_autoconf.h>
+#include <ddb/db_alloc.h>
 
 #endif /* _DDB_DDB_H_ */