dmi: implementation for Mac OS X.

We use the IOKit framework.

diff --git a/src/daemon/Makefile.am b/src/daemon/Makefile.am
index 2f27b3b900de8dc0467635e74a132f8240f02f92..a0dc7bf5a3c1059055927311b8b288b1aad1172f 100644 (file)
--- a/src/daemon/Makefile.am
+++ b/src/daemon/Makefile.am
@@ -45,7 +45,10 @@ endif
 if HOST_OS_OSX
 liblldpd_la_SOURCES += \
        interfaces-bsd.c \
-       dmi-dummy.c
+       dmi-osx.c
+liblldpd_la_LDFLAGS  = -framework Foundation
+liblldpd_la_LDFLAGS += -framework CoreFoundation -framework IOKit
+liblldpd_la_LDFLAGS += -framework IOKit
 endif
 
 # Add SNMP support if needed

diff --git a/src/daemon/dmi-osx.c b/src/daemon/dmi-osx.c
new file mode 100644 (file)
index 0000000..65d476d
--- /dev/null
+++ b/src/daemon/dmi-osx.c
@@ -0,0 +1,106 @@
+/* -*- mode: c; c-file-style: "openbsd" -*- */
+/*
+ * Copyright (c) 2012 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 <CoreFoundation/CoreFoundation.h>
+#include <IOKit/IOKitLib.h>
+
+#ifdef ENABLE_LLDPMED
+static char*
+dmi_get(const char *classname, CFStringRef property)
+{
+       char *result = NULL;
+       CFMutableDictionaryRef matching = NULL;
+       CFTypeRef cfres = NULL;
+       io_service_t service = 0;
+       matching = IOServiceMatching(classname);
+       if (!matching) {
+               log_debug("localchassis", "cannot get %s class from registry",
+                   classname);
+               goto end;
+       }
+       service = IOServiceGetMatchingService(kIOMasterPortDefault, matching);
+       if (!service) {
+               log_warnx("localchassis", "cannot get matching %s class from registry",
+                       classname);
+               goto end;
+       }
+       cfres = IORegistryEntryCreateCFProperty(service, property,
+           kCFAllocatorDefault, kNilOptions);
+       if (!cfres) {
+               log_debug("localchassis", "cannot find property %s in class %s in registry",
+                   CFStringGetCStringPtr(property, kCFStringEncodingMacRoman),
+                   classname);
+               goto end;
+       }
+
+       if (CFGetTypeID(cfres) == CFStringGetTypeID())
+               result = strdup(CFStringGetCStringPtr((CFStringRef)cfres, kCFStringEncodingMacRoman));
+       else if (CFGetTypeID(cfres) == CFDataGetTypeID()) {
+               /* OK, we know this is a string. */
+               result = calloc(1, CFDataGetLength((CFDataRef)cfres) + 1);
+               if (!result) goto end;
+               memcpy(result, CFDataGetBytePtr((CFDataRef)cfres),
+                   CFDataGetLength((CFDataRef)cfres));
+       } else log_debug("localchassis", "unknown type for property %s in class %s",
+           CFStringGetCStringPtr(property, kCFStringEncodingMacRoman),
+           classname);
+
+end:
+       if (cfres) CFRelease(cfres);
+       if (service) IOObjectRelease(service);
+       return result;
+}
+
+char*
+dmi_hw()
+{
+       return dmi_get("IOPlatformExpertDevice", CFSTR("version"));
+}
+
+char*
+dmi_fw()
+{
+       /* Dunno where it is. Maybe in SMC? */
+       return NULL;
+}
+
+char*
+dmi_sn()
+{
+       return dmi_get("IOPlatformExpertDevice", CFSTR("IOPlatformSerialNumber"));
+}
+
+char*
+dmi_manuf()
+{
+       return dmi_get("IOPlatformExpertDevice", CFSTR("manufacturer"));
+}
+
+char*
+dmi_model()
+{
+       return dmi_get("IOPlatformExpertDevice", CFSTR("model"));
+}
+
+char*
+dmi_asset()
+{
+       return dmi_get("IOPlatformExpertDevice", CFSTR("board-id"));
+}
+#endif