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authorGeoff Levand <geoffrey.levand@am.sony.com>2009-04-12 15:11:55 +0000
committerJeremy Kerr <jk@ozlabs.org>2009-06-30 15:29:23 +0800
commitcf3593ef4be341aace4843148a7999c5660e8b2b (patch)
treecec99d7d64f87a58d3677be0afebe22b21b07eb3 /utils
parentfbb2f7a20e5ac7b6d9f578fdb3538fad4310c472 (diff)
downloadtalos-petitboot-cf3593ef4be341aace4843148a7999c5660e8b2b.tar.gz
talos-petitboot-cf3593ef4be341aace4843148a7999c5660e8b2b.zip
Add pb-event helper utility
Add a new helper utility pb_event. pb_event reads data on stdin and writes it to the petitboot event socket. Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com> Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Diffstat (limited to 'utils')
-rw-r--r--utils/pb-event.c95
1 files changed, 95 insertions, 0 deletions
diff --git a/utils/pb-event.c b/utils/pb-event.c
new file mode 100644
index 0000000..5ef8115
--- /dev/null
+++ b/utils/pb-event.c
@@ -0,0 +1,95 @@
+/*
+ * Copyright (C) 2009 Sony Computer Entertainment Inc.
+ * Copyright 2009 Sony Corp.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#if defined(HAVE_CONFIG_H)
+#include "config.h"
+#endif
+
+#define _GNU_SOURCE
+#include <assert.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <sys/un.h>
+
+#include "discover/user-event.h"
+
+#if defined(DEBUG)
+#define DBG(_args...) do {fprintf(stderr, _args); fflush(stderr); } while (0)
+#else
+static inline int __attribute__ ((format (printf, 1, 2))) DBG(
+ __attribute__((unused)) const char *fmt, ...) {return 0; }
+#endif
+
+int main(void)
+{
+ int result;
+ struct sockaddr_un addr;
+ char buf[PBOOT_USER_EVENT_SIZE];
+ ssize_t len;
+ int s;
+ int i;
+
+ s = socket(PF_UNIX, SOCK_DGRAM, 0);
+
+ if (s < 0) {
+ fprintf(stderr, "pb-event: socket: %s\n", strerror(errno));
+ return EXIT_FAILURE;
+ }
+
+ result = EXIT_SUCCESS;
+
+ len = fread(buf, 1, sizeof(buf), stdin);
+
+ if (!feof(stdin)) {
+ fprintf(stderr, "pb-event: msg too big (%u byte max)\n",
+ sizeof(buf));
+ result = EXIT_FAILURE;
+ /* continue on and try to write msg */
+ }
+
+ if (!len)
+ return result;
+
+ memset(&addr, 0, sizeof(addr));
+ addr.sun_family = AF_UNIX;
+ strcpy(addr.sun_path, PBOOT_USER_EVENT_SOCKET);
+
+ for (i = 10; i; i--) {
+ ssize_t sent = sendto(s, buf, len, 0, (struct sockaddr *)&addr,
+ SUN_LEN(&addr));
+
+ if (sent == len)
+ break;
+
+ DBG("pb-event: waiting for server %d\n", i);
+ sleep(1);
+ }
+
+ if (!i) {
+ fprintf(stderr, "pb-event: send: %s\n", strerror(errno));
+ return EXIT_FAILURE;
+ }
+
+ DBG("pb-event: wrote %u bytes\n", len);
+ return result;
+}
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