X-Git-Url: https://git.saurik.com/apple/security.git/blobdiff_plain/72a12576750f52947eb043106ba5c12c0d07decf..b1ab9ed8d0e0f1c3b66d7daa8fd5564444c56195:/libsecurity_transform/lib/SecDigestTransform.cpp

diff --git a/libsecurity_transform/lib/SecDigestTransform.cpp b/libsecurity_transform/lib/SecDigestTransform.cpp
new file mode 100644
index 00000000..9ab767c5
--- /dev/null
+++ b/libsecurity_transform/lib/SecDigestTransform.cpp
@@ -0,0 +1,49 @@
+#include "SecDigestTransform.h"
+#include "Digest.h"
+
+
+
+const CFStringRef kSecDigestMD2 = CFSTR("MD2 Digest"),
+				  kSecDigestMD4 = CFSTR("MD4 Digest"),
+				  kSecDigestMD5 = CFSTR("MD5 Digest"),
+				  kSecDigestSHA1 = CFSTR("SHA1 Digest"),
+				  kSecDigestSHA2 = CFSTR("SHA2 Digest Family"),
+				  kSecDigestHMACMD5 = CFSTR("HMAC-MD5"),
+				  kSecDigestHMACSHA1 = CFSTR("HMAC-SHA1"),
+				  kSecDigestHMACSHA2 = CFSTR("HMAC-SHA2 Digest Family");
+
+const CFStringRef kSecDigestTypeAttribute = CFSTR("Digest Type"),
+				  kSecDigestLengthAttribute = CFSTR("Digest Length"),
+				  kSecDigestHMACKeyAttribute = CFSTR("HMAC Key");
+
+SecTransformRef SecDigestTransformCreate(CFTypeRef digestType,
+										 CFIndex digestLength,
+										 CFErrorRef* error
+										 )
+{
+	SecTransformRef tr = DigestTransform::Make();
+	DigestTransform* dt = (DigestTransform*) CoreFoundationHolder::ObjectFromCFType(tr);
+	
+	CFErrorRef result = dt->Setup(digestType, digestLength);
+	if (result != NULL)
+	{
+		// an error occurred
+		CFRelease(tr);
+		
+		if (error)
+		{
+			*error = result;
+		}
+		
+		return NULL;
+	}
+	
+	return tr;
+}
+
+
+
+CFTypeID SecDigestTransformGetTypeID()
+{
+	return DigestTransform::GetCFTypeID();
+}