1 files changed, 60 insertions, 0 deletions
diff --git a/SmartDeviceLink/SDLProtocolHeader.m b/SmartDeviceLink/SDLProtocolHeader.m
new file mode 100644
index 000000000..dff874a9d
--- /dev/null
+++ b/SmartDeviceLink/SDLProtocolHeader.m
@@ -0,0 +1,60 @@
+//  SDLProtocolHeader.m
+//
+
+
+#import "SDLProtocolHeader.h"
+#import "SDLV1ProtocolHeader.h"
+#import "SDLV2ProtocolHeader.h"
+
+@implementation SDLProtocolHeader
+
+@synthesize version = _version;
+@synthesize size = _size;
+
+
+- (instancetype)init {
+    if (self = [super init]) {
+        _version = 0;
+        _size = 0;
+    }
+    return self;
+}
+
+- (id)copyWithZone:(NSZone *)zone {
+    [self doesNotRecognizeSelector:_cmd];
+    return 0;
+}
+
+- (NSData *)data {
+    [self doesNotRecognizeSelector:_cmd];
+    return nil;
+}
+
+- (void)parse:(NSData *)data {
+    [self doesNotRecognizeSelector:_cmd];
+}
+
+- (NSString *)description {
+    NSString *description = [NSString stringWithFormat:@"<%@: %p>", NSStringFromClass([self class]), self];
+    return description;
+}
+
++ (SDLProtocolHeader *)headerForVersion:(UInt8)version {
+    // VERSION DEPENDENT CODE
+    switch (version) {
+        case 1: {
+            return [[SDLV1ProtocolHeader alloc] init];
+        } break;
+        case 2: // Fallthrough
+        case 3: // Fallthrough
+        case 4: {
+            return [[SDLV2ProtocolHeader alloc] initWithVersion:version];
+        } break;
+        default: {
+            NSString *reason = [NSString stringWithFormat:@"The version of header that is being created is unknown: %@", @(version)];
+            @throw [NSException exceptionWithName:NSInvalidArgumentException reason:reason userInfo:@{ @"requestedVersion" : @(version) }];
+        } break;
+    }
+}
+
+@end
+\ No newline at end of file