1 files changed, 16 insertions, 0 deletions
diff --git a/src/lib-dcrypt/dcrypt-iostream.h b/src/lib-dcrypt/dcrypt-iostream.h
new file mode 100644
index 0000000..ec78978
--- /dev/null
+++ b/src/lib-dcrypt/dcrypt-iostream.h
@@ -0,0 +1,16 @@
+#ifndef DCRYPT_IOSTREAM_H
+#define DCRYPT_IOSTREAM_H 1
+
+static const unsigned char IOSTREAM_CRYPT_MAGIC[] =
+	{'C','R','Y','P','T','E','D','\x03','\x07'};
+#define IOSTREAM_CRYPT_VERSION 2
+#define IOSTREAM_TAG_SIZE 16
+
+enum io_stream_encrypt_flags {
+	IO_STREAM_ENC_INTEGRITY_HMAC = 0x1,
+	IO_STREAM_ENC_INTEGRITY_AEAD = 0x2,
+	IO_STREAM_ENC_INTEGRITY_NONE = 0x4,
+	IO_STREAM_ENC_VERSION_1      = 0x8,
+};
+
+#endif