1 files changed, 67 insertions, 0 deletions
diff --git a/lib/backupclient/BackupClientCryptoKeys.cpp b/lib/backupclient/BackupClientCryptoKeys.cpp
new file mode 100755
index 00000000..015dadd2
--- /dev/null
+++ b/lib/backupclient/BackupClientCryptoKeys.cpp
@@ -0,0 +1,67 @@
+// --------------------------------------------------------------------------
+//
+// File
+//		Name:    BackupClientCryptoKeys.cpp
+//		Purpose: function for setting up all the backup client keys
+//		Created: 1/12/03
+//
+// --------------------------------------------------------------------------
+
+#include "Box.h"
+
+#include <string.h>
+
+#include "BackupClientCryptoKeys.h"
+#include "FileStream.h"
+#include "BackupStoreFilenameClear.h"
+#include "BackupStoreException.h"
+#include "BackupClientFileAttributes.h"
+#include "BackupStoreFile.h"
+
+#include "MemLeakFindOn.h"
+
+// --------------------------------------------------------------------------
+//
+// Function
+//		Name:    BackupClientCryptoKeys_Setup(const char *)
+//		Purpose: Read in the key material file, and set keys to all the backup elements required.
+//		Created: 1/12/03
+//
+// --------------------------------------------------------------------------
+void BackupClientCryptoKeys_Setup(const char *KeyMaterialFilename)
+{
+	// Read in the key material
+	unsigned char KeyMaterial[BACKUPCRYPTOKEYS_FILE_SIZE];
+	
+	// Open the file
+	FileStream file(KeyMaterialFilename);
+	// Read in data
+	if(!file.ReadFullBuffer(KeyMaterial, BACKUPCRYPTOKEYS_FILE_SIZE, 0))
+	{
+		THROW_EXCEPTION(BackupStoreException, CouldntLoadClientKeyMaterial)
+	}
+	
+	// Tell the filename how to encrypt
+	BackupStoreFilenameClear::SetBlowfishKey(KeyMaterial + BACKUPCRYPTOKEYS_FILENAME_KEY_START, BACKUPCRYPTOKEYS_FILENAME_KEY_LENGTH,
+		KeyMaterial + BACKUPCRYPTOKEYS_FILENAME_IV_START, BACKUPCRYPTOKEYS_FILENAME_IV_LENGTH);
+	BackupStoreFilenameClear::SetEncodingMethod(BackupStoreFilename::Encoding_Blowfish);
+
+	// Tell the attributes how to encrypt
+	BackupClientFileAttributes::SetBlowfishKey(KeyMaterial + BACKUPCRYPTOKEYS_ATTRIBUTES_KEY_START, BACKUPCRYPTOKEYS_ATTRIBUTES_KEY_LENGTH);
+	// and the secret for hashing
+	BackupClientFileAttributes::SetAttributeHashSecret(KeyMaterial + BACKUPCRYPTOKEYS_ATTRIBUTE_HASH_SECRET_START, BACKUPCRYPTOKEYS_ATTRIBUTE_HASH_SECRET_LENGTH);
+
+	// Tell the files how to encrypt
+	BackupStoreFile::SetBlowfishKeys(KeyMaterial + BACKUPCRYPTOKEYS_ATTRIBUTES_KEY_START, BACKUPCRYPTOKEYS_ATTRIBUTES_KEY_LENGTH,
+		KeyMaterial + BACKUPCRYPTOKEYS_FILE_BLOCK_ENTRY_KEY_START, BACKUPCRYPTOKEYS_FILE_BLOCK_ENTRY_KEY_LENGTH);
+#ifndef PLATFORM_OLD_OPENSSL
+	// Use AES where available
+	BackupStoreFile::SetAESKey(KeyMaterial + BACKUPCRYPTOKEYS_FILE_AES_KEY_START, BACKUPCRYPTOKEYS_FILE_AES_KEY_LENGTH);
+#endif
+
+	// Wipe the key material from memory
+	::memset(KeyMaterial, 0, BACKUPCRYPTOKEYS_FILE_SIZE);
+}
+
+
+