aboutsummaryrefslogtreecommitdiffstats
path: root/src/pubkey/pkcs8.h
blob: 9488c2c0b026784363dbe017e47b3bee46c6a0d2 (plain)
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
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
/*
* PKCS #8
* (C) 1999-2007 Jack Lloyd
*
* Distributed under the terms of the Botan license
*/

#ifndef BOTAN_PKCS8_H__
#define BOTAN_PKCS8_H__

#include <botan/x509_key.h>
#include <botan/ui.h>

namespace Botan {

/*
* PKCS #8 Private Key Decoder
*/
class BOTAN_DLL PKCS8_Decoder
   {
   public:
      /**
      * Set the algorithm identifier associated with the scheme
      * this decoders key is part of.
      * @param alg_id the algorithm identifier
      */
      virtual void alg_id(const AlgorithmIdentifier&) = 0;

      /**
      * Set the DER encoded key.
      * @param key the DER encoded key
      */
      virtual void key_bits(const MemoryRegion<byte>&) = 0;
      virtual ~PKCS8_Decoder() {}
   };

/**
* PKCS #8 General Exception
*/
struct BOTAN_DLL PKCS8_Exception : public Decoding_Error
   {
   PKCS8_Exception(const std::string& error) :
      Decoding_Error("PKCS #8: " + error) {}
   };

namespace PKCS8 {

/**
* Encode a private key into a pipe.
* @param key the private key to encode
* @param pipe the pipe to feed the encoded key into
* @param enc the encoding type to use
*/
BOTAN_DLL void encode(const Private_Key& key, Pipe& pipe,
                      X509_Encoding enc = PEM);

/**
* Encode and encrypt a private key into a pipe.
* @param key the private key to encode
* @param pipe the pipe to feed the encoded key into
* @param pass the password to use for encryption
* @param rng the rng to use
* @param pbe_algo the name of the desired password-based encryption algorithm;
         if empty ("") a reasonable (portable/secure) default will be chosen.
* @param enc the encoding type to use
*/
BOTAN_DLL void encrypt_key(const Private_Key& key,
                           Pipe& pipe,
                           RandomNumberGenerator& rng,
                           const std::string& pass,
                           const std::string& pbe_algo = "",
                           X509_Encoding enc = PEM);


/**
* Get a string containing a PEM encoded private key.
* @param key the key to encode
* @return the encoded key
*/
BOTAN_DLL std::string PEM_encode(const Private_Key& key);

/**
* Get a string containing a PEM encoded private key, encrypting it with a
* password.
* @param key the key to encode
* @param rng the rng to use
* @param pass the password to use for encryption
* @param pbe_algo the name of the desired password-based encryption algorithm;
         if empty ("") a reasonable (portable/secure) default will be chosen.
*/
BOTAN_DLL std::string PEM_encode(const Private_Key& key,
                                 RandomNumberGenerator& rng,
                                 const std::string& pass,
                                 const std::string& pbe_algo = "");

/**
* Load a key from a data source.
* @param source the data source providing the encoded key
* @param rng the rng to use
* @param ui the user interface to be used for passphrase dialog
* @return the loaded private key object
*/
BOTAN_DLL Private_Key* load_key(DataSource& source,
                                RandomNumberGenerator& rng,
                                const User_Interface& ui);

/** Load a key from a data source.
* @param source the data source providing the encoded key
* @param rng the rng to use
* @param pass the passphrase to decrypt the key. Provide an empty
* string if the key is not encoded.
* @return the loaded private key object
*/
BOTAN_DLL Private_Key* load_key(DataSource& source,
                                RandomNumberGenerator& rng,
                                const std::string& pass = "");

/**
* Load a key from a file.
* @param filename the path to the file containing the encoded key
* @param rng the rng to use
* @param ui the user interface to be used for passphrase dialog
* @return the loaded private key object
*/
BOTAN_DLL Private_Key* load_key(const std::string& filename,
                                RandomNumberGenerator& rng,
                                const User_Interface& ui);

/** Load a key from a file.
* @param filename the path to the file containing the encoded key
* @param rng the rng to use
* @param pass the passphrase to decrypt the key. Provide an empty
* string if the key is not encoded.
* @return the loaded private key object
*/
BOTAN_DLL Private_Key* load_key(const std::string& filename,
                                RandomNumberGenerator& rng,
                                const std::string& pass = "");

/**
* Copy an existing encoded key object.
* @param key the key to copy
* @param rng the rng to use
* @return the new copy of the key
*/
BOTAN_DLL Private_Key* copy_key(const Private_Key& key,
                                RandomNumberGenerator& rng);

}

}

#endif