Break out code related to the reset command into a separate source file.

Sponsored by:	Intel
MFC after:	3 days

sbin/nvmecontrol/Makefile

@@ -1,7 +1,7 @@
 # $FreeBSD$
 
 PROG=	nvmecontrol
-SRCS=	nvmecontrol.c devlist.c identify.c perftest.c
+SRCS=	nvmecontrol.c devlist.c identify.c perftest.c reset.c
 MAN=	nvmecontrol.8
 
 .include <bsd.prog.mk>

sbin/nvmecontrol/nvmecontrol.c

@@ -133,36 +133,6 @@ open_dev(const char *str, int *fd, int show_error, int exit_on_error)
 	return (EX_OK);
 }
 
-static void
-reset_usage(void)
-{
-	fprintf(stderr, "usage:\n");
-	fprintf(stderr, RESET_USAGE);
-	exit(EX_USAGE);
-}
-
-static void
-reset_ctrlr(int argc, char *argv[])
-{
-	int	ch, fd;
-
-	while ((ch = getopt(argc, argv, "")) != -1) {
-		switch ((char)ch) {
-		default:
-			reset_usage();
-		}
-	}
-
-	open_dev(argv[optind], &fd, 1, 1);
-	if (ioctl(fd, NVME_RESET_CONTROLLER) < 0) {
-		printf("Reset request to %s failed. errno=%d (%s)\n",
-		    argv[optind], errno, strerror(errno));
-		exit(EX_IOERR);
-	}
-
-	exit(EX_OK);
-}
-
 int
 main(int argc, char *argv[])
 {
@@ -177,7 +147,7 @@ main(int argc, char *argv[])
 	else if (strcmp(argv[1], "perftest") == 0)
 		perftest(argc-1, &argv[1]);
 	else if (strcmp(argv[1], "reset") == 0)
-		reset_ctrlr(argc-1, &argv[1]);
+		reset(argc-1, &argv[1]);
 
 	usage();
 

sbin/nvmecontrol/nvmecontrol.h

@@ -53,6 +53,7 @@ void read_namespace_data(int fd, int nsid, struct nvme_namespace_data *nsdata);
 void devlist(int argc, char *argv[]);
 void identify(int argc, char *argv[]);
 void perftest(int argc, char *argv[]);
+void reset(int argc, char *argv[]);
 
 #endif
 

sbin/nvmecontrol/reset.c

@@ -0,0 +1,71 @@
+/*-
+ * Copyright (C) 2012-2013 Intel Corporation
+ * 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 AUTHOR 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 AUTHOR 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.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <sys/param.h>
+#include <sys/ioccom.h>
+
+#include <errno.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sysexits.h>
+#include <unistd.h>
+
+#include "nvmecontrol.h"
+
+static void
+reset_usage(void)
+{
+	fprintf(stderr, "usage:\n");
+	fprintf(stderr, RESET_USAGE);
+	exit(EX_USAGE);
+}
+
+void
+reset(int argc, char *argv[])
+{
+	int	ch, fd;
+
+	while ((ch = getopt(argc, argv, "")) != -1) {
+		switch ((char)ch) {
+		default:
+			reset_usage();
+		}
+	}
+
+	open_dev(argv[optind], &fd, 1, 1);
+	if (ioctl(fd, NVME_RESET_CONTROLLER) < 0) {
+		printf("Reset request to %s failed. errno=%d (%s)\n",
+		    argv[optind], errno, strerror(errno));
+		exit(EX_IOERR);
+	}
+
+	exit(EX_OK);
+}