[v4,04/14] xenstore: adjust coding style of init-xenstore-domain.c

Commit Message

Jürgen Groß Jan. 18, 2016, 8:03 a.m. UTC

Adjust the coding style of init-xenstore-domain.c to the general Xen
coding style.

Signed-off-by: Juergen Gross <[e-mail]>
Acked-by: Ian Campbell <[e-mail]>
---
 tools/helpers/init-xenstore-domain.c | 221 ++++++++++++++++++++---------------
 1 file changed, 126 insertions(+), 95 deletions(-)

Patch

diff --git a/tools/helpers/init-xenstore-domain.c b/tools/helpers/init-xenstore-domain.c
index 297afe5..9c47af1 100644
--- a/tools/helpers/init-xenstore-domain.c
+++ b/tools/helpers/init-xenstore-domain.c
@@ -15,105 +15,136 @@  static uint32_t domid = -1;
 
 static int build(xc_interface *xch, int argc, char** argv)
 {
-	char cmdline[512];
-	uint32_t ssid;
-	xen_domain_handle_t handle = { 0 };
-	int rv, xs_fd;
-	struct xc_dom_image *dom = NULL;
-	int maxmem = atoi(argv[2]);
-	int limit_kb = (maxmem + 1)*1024;
-
-	xs_fd = open("/dev/xen/xenbus_backend", O_RDWR);
-	if (xs_fd == -1) return -1;
-
-	rv = xc_flask_context_to_sid(xch, argv[3], strlen(argv[3]), &ssid);
-	if (rv) goto err;
-	rv = xc_domain_create(xch, ssid, handle, 0, &domid, NULL);
-	if (rv) goto err;
-	rv = xc_domain_max_vcpus(xch, domid, 1);
-	if (rv) goto err;
-	rv = xc_domain_setmaxmem(xch, domid, limit_kb);
-	if (rv) goto err;
-	rv = xc_domain_set_memmap_limit(xch, domid, limit_kb);
-	if (rv) goto err;
-
-	rv = ioctl(xs_fd, IOCTL_XENBUS_BACKEND_SETUP, domid);
-	if (rv < 0) goto err;
-	snprintf(cmdline, 512, "--event %d --internal-db", rv);
-
-	dom = xc_dom_allocate(xch, cmdline, NULL);
-	rv = xc_dom_kernel_file(dom, argv[1]);
-	if (rv) goto err;
-
-	if (argc > 4) {
-		rv = xc_dom_ramdisk_file(dom, argv[4]);
-		if (rv) goto err;
-	}
-
-	rv = xc_dom_boot_xen_init(dom, xch, domid);
-	if (rv) goto err;
-	rv = xc_dom_parse_image(dom);
-	if (rv) goto err;
-	rv = xc_dom_mem_init(dom, maxmem);
-	if (rv) goto err;
-	rv = xc_dom_boot_mem_init(dom);
-	if (rv) goto err;
-	rv = xc_dom_build_image(dom);
-	if (rv) goto err;
-	rv = xc_dom_boot_image(dom);
-	if (rv) goto err;
-
-	xc_dom_release(dom);
-	dom = NULL;
-
-	rv = xc_domain_set_virq_handler(xch, domid, VIRQ_DOM_EXC);
-	if (rv) goto err;
-	rv = xc_domain_unpause(xch, domid);
-	if (rv) goto err;
-
-	return 0;
+    char cmdline[512];
+    uint32_t ssid;
+    xen_domain_handle_t handle = { 0 };
+    int rv, xs_fd;
+    struct xc_dom_image *dom = NULL;
+    int maxmem = atoi(argv[2]);
+    int limit_kb = (maxmem + 1) * 1024;
+
+    xs_fd = open("/dev/xen/xenbus_backend", O_RDWR);
+    if ( xs_fd == -1 )
+        return -1;
+
+    rv = xc_flask_context_to_sid(xch, argv[3], strlen(argv[3]), &ssid);
+    if ( rv )
+        goto err;
+    rv = xc_domain_create(xch, ssid, handle, 0, &domid, NULL);
+    if ( rv )
+        goto err;
+    rv = xc_domain_max_vcpus(xch, domid, 1);
+    if ( rv )
+        goto err;
+    rv = xc_domain_setmaxmem(xch, domid, limit_kb);
+    if ( rv )
+        goto err;
+    rv = xc_domain_set_memmap_limit(xch, domid, limit_kb);
+    if ( rv )
+        goto err;
+
+    rv = ioctl(xs_fd, IOCTL_XENBUS_BACKEND_SETUP, domid);
+    if ( rv < 0 )
+        goto err;
+    snprintf(cmdline, 512, "--event %d --internal-db", rv);
+
+    dom = xc_dom_allocate(xch, cmdline, NULL);
+    rv = xc_dom_kernel_file(dom, argv[1]);
+    if ( rv )
+        goto err;
+
+    if ( argc > 4 )
+    {
+        rv = xc_dom_ramdisk_file(dom, argv[4]);
+        if ( rv )
+            goto err;
+    }
+
+    rv = xc_dom_boot_xen_init(dom, xch, domid);
+    if ( rv )
+        goto err;
+    rv = xc_dom_parse_image(dom);
+    if ( rv )
+        goto err;
+    rv = xc_dom_mem_init(dom, maxmem);
+    if ( rv )
+        goto err;
+    rv = xc_dom_boot_mem_init(dom);
+    if ( rv )
+        goto err;
+    rv = xc_dom_build_image(dom);
+    if ( rv )
+        goto err;
+    rv = xc_dom_boot_image(dom);
+    if ( rv )
+        goto err;
+
+    xc_dom_release(dom);
+    dom = NULL;
+
+    rv = xc_domain_set_virq_handler(xch, domid, VIRQ_DOM_EXC);
+    if ( rv )
+        goto err;
+    rv = xc_domain_unpause(xch, domid);
+    if ( rv )
+        goto err;
+
+    return 0;
 
 err:
-	if (dom)
-		xc_dom_release(dom);
-	close(xs_fd);
-	return rv;
+    if ( dom )
+        xc_dom_release(dom);
+    close(xs_fd);
+    return rv;
 }
 
 int main(int argc, char** argv)
 {
-	xc_interface *xch;
-	struct xs_handle *xsh;
-	char buf[16];
-	int rv, fd;
-
-	if (argc < 4 || argc > 5) {
-		printf("Use: %s <xenstore-kernel> <memory_mb> <flask-label> [<ramdisk-file>]\n", argv[0]);
-		return 2;
-	}
-
-	xch = xc_interface_open(NULL, NULL, 0);
-	if (!xch) return 1;
-
-	rv = build(xch, argc, argv);
-
-	xc_interface_close(xch);
-
-	if (rv) return 1;
-
-	xsh = xs_open(0);
-	rv = snprintf(buf, 16, "%d", domid);
-	xs_write(xsh, XBT_NULL, "/tool/xenstored/domid", buf, rv);
-	xs_daemon_close(xsh);
-
-	fd = creat("/var/run/xenstored.pid", 0666);
-	if (fd < 0)
-		return 3;
-	rv = snprintf(buf, 16, "domid:%d\n", domid);
-	rv = write(fd, buf, rv);
-	close(fd);
-	if (rv < 0)
-		return 3;
-
-	return 0;
+    xc_interface *xch;
+    struct xs_handle *xsh;
+    char buf[16];
+    int rv, fd;
+
+    if ( argc < 4 || argc > 5 )
+    {
+        printf("Use: %s <xenstore-kernel> <memory_mb> <flask-label> [<ramdisk-file>]\n",
+               argv[0]);
+        return 2;
+    }
+
+    xch = xc_interface_open(NULL, NULL, 0);
+    if ( !xch )
+        return 1;
+
+    rv = build(xch, argc, argv);
+
+    xc_interface_close(xch);
+
+    if ( rv )
+        return 1;
+
+    xsh = xs_open(0);
+    rv = snprintf(buf, 16, "%d", domid);
+    xs_write(xsh, XBT_NULL, "/tool/xenstored/domid", buf, rv);
+    xs_daemon_close(xsh);
+
+    fd = creat("/var/run/xenstored.pid", 0666);
+    if ( fd < 0 )
+        return 3;
+    rv = snprintf(buf, 16, "domid:%d\n", domid);
+    rv = write(fd, buf, rv);
+    close(fd);
+    if ( rv < 0 )
+        return 3;
+
+    return 0;
 }
+
+/*
+ * Local variables:
+ * mode: C
+ * c-file-style: "BSD"
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ */