1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
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 "nss_scoped_ptrs.h"
#include "prerror.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__
|
