1 files changed, 90 insertions, 0 deletions
diff --git a/src/daemon/dmi-linux.c b/src/daemon/dmi-linux.c
new file mode 100644
index 0000000..47a6d1b
--- /dev/null
+++ b/src/daemon/dmi-linux.c
@@ -0,0 +1,90 @@
+/* -*- mode: c; c-file-style: "openbsd" -*- */
+/*
+ * Copyright (c) 2009 Vincent Bernat <bernat@luffy.cx>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "lldpd.h"
+#include <unistd.h>
+
+#ifdef ENABLE_LLDPMED
+/* Fill in inventory stuff:
+    - hardware version: /sys/class/dmi/id/product_version
+    - firmware version: /sys/class/dmi/id/bios_version
+    - software version: `uname -r`
+    - serial number: /sys/class/dmi/id/product_serial
+    - manufacturer: /sys/class/dmi/id/sys_vendor
+    - model: /sys/class/dmi/id/product_name
+    - asset: /sys/class/dmi/id/chassis_asset_tag
+*/
+
+static char *
+dmi_get(const char *file)
+{
+	int dmi, s;
+	char buffer[100] = {};
+
+	log_debug("localchassis", "DMI request for file %s", file);
+	if ((dmi = priv_open(file)) < 0) {
+		log_debug("localchassis", "cannot get DMI file %s", file);
+		return NULL;
+	}
+	if ((s = read(dmi, buffer, sizeof(buffer))) == -1) {
+		log_debug("localchassis", "cannot read DMI file %s", file);
+		close(dmi);
+		return NULL;
+	}
+	close(dmi);
+	buffer[sizeof(buffer) - 1] = '\0';
+	if ((s > 0) && (buffer[s - 1] == '\n')) buffer[s - 1] = '\0';
+	if (strlen(buffer)) return strdup(buffer);
+	return NULL;
+}
+
+char *
+dmi_hw()
+{
+	return dmi_get(SYSFS_CLASS_DMI "product_version");
+}
+
+char *
+dmi_fw()
+{
+	return dmi_get(SYSFS_CLASS_DMI "bios_version");
+}
+
+char *
+dmi_sn()
+{
+	return dmi_get(SYSFS_CLASS_DMI "product_serial");
+}
+
+char *
+dmi_manuf()
+{
+	return dmi_get(SYSFS_CLASS_DMI "sys_vendor");
+}
+
+char *
+dmi_model()
+{
+	return dmi_get(SYSFS_CLASS_DMI "product_name");
+}
+
+char *
+dmi_asset()
+{
+	return dmi_get(SYSFS_CLASS_DMI "chassis_asset_tag");
+}
+#endif