Security-57031.1.35.tar.gz

[apple/security.git] / Security / authd / debugging.c

diff --git a/Security/authd/debugging.c b/Security/authd/debugging.c
new file mode 100644 (file)
index 0000000..a768219
--- /dev/null
+++ b/Security/authd/debugging.c
@@ -0,0 +1,75 @@
+/* Copyright (c) 2012 Apple Inc. All Rights Reserved. */
+
+#include "debugging.h"
+#include "authd_private.h"
+#include "authutilities.h"
+#include <stdarg.h>
+#include <syslog.h>
+#include <dispatch/dispatch.h>
+#include <CoreFoundation/CoreFoundation.h>
+
+// sudo defaults write /Library/Preferences/com.apple.security.coderequirements Entitlements -string always
+
+static bool
+security_auth_verbose(void)
+{
+    static dispatch_once_t onceToken;
+    static bool verbose_enabled = false;
+    
+    //sudo defaults write /Library/Preferences/com.apple.authd verbose -bool true
+    dispatch_once(&onceToken, ^{
+               CFTypeRef verbose = (CFNumberRef)CFPreferencesCopyValue(CFSTR("verbose"), CFSTR(SECURITY_AUTH_NAME), kCFPreferencesAnyUser, kCFPreferencesCurrentHost);
+        
+        if (verbose && CFGetTypeID(verbose) == CFBooleanGetTypeID()) {
+            verbose_enabled = CFBooleanGetValue((CFBooleanRef)verbose);
+        }
+#if DEBUG
+        syslog(LOG_NOTICE, "verbose: %s", verbose_enabled ? "enabled" : "disabled");
+#endif
+        CFReleaseSafe(verbose);
+    });
+    
+    return verbose_enabled;
+}
+
+void
+security_auth_log(int type,const char * format,...)
+{
+    va_list ap;
+    va_start(ap, format);
+    switch (type) {
+        case AUTH_LOG_NORMAL:
+            vsyslog(LOG_NOTICE, format, ap);
+            break;
+        case AUTH_LOG_VERBOSE:
+            if (security_auth_verbose()) {
+                vsyslog(LOG_NOTICE, format, ap);
+            }
+            break;
+        case AUTH_LOG_ERROR:
+            vsyslog(LOG_ERR, format, ap);
+            break;
+        default:
+            break;
+    }
+    va_end(ap);
+}
+
+void _show_cf(CFTypeRef value)
+{
+    CFStringRef string = NULL;
+    char * tmp = NULL;
+    require(value != NULL, done);
+    
+    if (security_auth_verbose()) {
+        string = CFCopyDescription(value);
+        tmp = _copy_cf_string(string, NULL);
+        
+        syslog(LOG_NOTICE, "%s", tmp);
+    }
+    
+done:
+    CFReleaseSafe(string);
+    free_safe(tmp);
+    return;
+}