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-rw-r--r--security/nss/nss-tool/enc/enctool.h62
1 files changed, 62 insertions, 0 deletions
diff --git a/security/nss/nss-tool/enc/enctool.h b/security/nss/nss-tool/enc/enctool.h
new file mode 100644
index 000000000..5a6a5a164
--- /dev/null
+++ b/security/nss/nss-tool/enc/enctool.h
@@ -0,0 +1,62 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef enctool_h__
+#define enctool_h__
+
+#include <string>
+#include <vector>
+#include "argparse.h"
+#include "prerror.h"
+#include "scoped_ptrs.h"
+#include "tool.h"
+
+class EncTool : public Tool {
+ public:
+ bool Run(const std::vector<std::string>& arguments) override;
+ void Usage() override;
+
+ private:
+ typedef bool (EncTool::*key_func_t)(const std::vector<uint8_t>& aad,
+ ScopedSECItem& chacha_key,
+ ScopedSECItem& params);
+ void PrintBytes(const std::vector<uint8_t>& bytes, const std::string& txt);
+ bool WriteBytes(const std::vector<uint8_t>& bytes, std::string out_file);
+ void PrintError(const std::string& m, PRErrorCode err, size_t line_number);
+ void PrintError(const std::string& m, size_t line_number);
+ bool GetKey(const std::vector<uint8_t>& key_bytes, ScopedSECItem& key_item);
+ bool GetAesGcmKey(const std::vector<uint8_t>& aad,
+ const std::vector<uint8_t>& iv_bytes,
+ const std::vector<uint8_t>& key_bytes,
+ ScopedSECItem& aes_key, ScopedSECItem& params);
+ bool GetChachaKey(const std::vector<uint8_t>& aad,
+ const std::vector<uint8_t>& iv_bytes,
+ const std::vector<uint8_t>& key_bytes,
+ ScopedSECItem& chacha_key, ScopedSECItem& params);
+ bool GenerateAesGcmKey(const std::vector<uint8_t>& aad,
+ ScopedSECItem& aes_key, ScopedSECItem& params);
+ bool ReadAesGcmKey(const std::vector<uint8_t>& aad, ScopedSECItem& aes_key,
+ ScopedSECItem& params);
+ std::vector<uint8_t> GenerateRandomness(size_t num_bytes);
+ bool GenerateChachaKey(const std::vector<uint8_t>& aad,
+ ScopedSECItem& chacha_key, ScopedSECItem& params);
+ bool ReadChachaKey(const std::vector<uint8_t>& aad, ScopedSECItem& chacha_key,
+ ScopedSECItem& params);
+ bool DoCipher(std::string fileName, std::string outFile, bool encrypt,
+ key_func_t get_params);
+ size_t PrintFileSize(std::string fileName);
+ bool IsValidCommand(ArgParser arguments);
+
+ bool debug_ = false;
+ bool write_key_ = true;
+ bool write_iv_ = true;
+ std::string key_file_ = "/tmp/key";
+ std::string iv_file_ = "/tmp/iv";
+ CK_MECHANISM_TYPE cipher_mech_;
+
+ const std::string kAESCommand = "aes";
+ const std::string kChaChaCommand = "chacha";
+};
+
+#endif // enctool_h__