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
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
|
/*
This file is part of TALER
(C) 2014 Christian Grothoff (and other contributing authors)
TALER is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation; either version 3, or (at your option) any later version.
TALER is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
TALER; see the file COPYING. If not, If not, see <http://www.gnu.org/licenses/>
*/
/**
* @file taler_mint.h
* @brief Common functionality for the mint
* @author Florian Dold
* @author Benedikt Mueller
*/
#ifndef _MINT_H
#define _MINT_H
#include <gnunet/gnunet_util_lib.h>
#include <gnunet/gnunet_common.h>
#include <libpq-fe.h>
#include "taler_util.h"
#include "taler_rsa.h"
#define DIR_SIGNKEYS "signkeys"
#define DIR_DENOMKEYS "denomkeys"
GNUNET_NETWORK_STRUCT_BEGIN
/**
* FIXME
*/
struct TALER_MINT_SignKeyIssue
{
struct GNUNET_CRYPTO_EddsaPrivateKey signkey_priv;
struct GNUNET_CRYPTO_EddsaSignature signature;
struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
struct GNUNET_CRYPTO_EddsaPublicKey master_pub;
struct GNUNET_TIME_AbsoluteNBO start;
struct GNUNET_TIME_AbsoluteNBO expire;
struct GNUNET_CRYPTO_EddsaPublicKey signkey_pub;
};
struct TALER_MINT_DenomKeyIssue
{
/**
* The private key of the denomination. Will be NULL if the private key is
* not available.
*/
struct TALER_RSA_PrivateKey *denom_priv;
struct GNUNET_CRYPTO_EddsaSignature signature;
struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
struct GNUNET_CRYPTO_EddsaPublicKey master;
struct GNUNET_TIME_AbsoluteNBO start;
struct GNUNET_TIME_AbsoluteNBO expire_withdraw;
struct GNUNET_TIME_AbsoluteNBO expire_spend;
struct TALER_RSA_PublicKeyBinaryEncoded denom_pub;
struct TALER_AmountNBO value;
struct TALER_AmountNBO fee_withdraw;
struct TALER_AmountNBO fee_deposit;
struct TALER_AmountNBO fee_refresh;
};
struct RefreshMeltSignatureBody
{
struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
struct GNUNET_HashCode melt_hash;
};
struct RefreshCommitSignatureBody
{
struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
struct GNUNET_HashCode commit_hash;
};
struct RefreshCommitResponseSignatureBody
{
struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
uint16_t noreveal_index;
};
struct RefreshMeltResponseSignatureBody
{
struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
struct GNUNET_HashCode melt_response_hash;
};
struct RefreshMeltConfirmSignRequestBody
{
struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
struct GNUNET_CRYPTO_EddsaPublicKey session_pub;
};
GNUNET_NETWORK_STRUCT_END
/**
* Iterator for sign keys.
*
* @param cls closure
* @param ski the sign key issue
* @return #GNUNET_OK to continue to iterate,
* #GNUNET_NO to stop iteration with no error,
* #GNUNET_SYSERR to abort iteration with error!
*/
typedef int (*TALER_MINT_SignkeyIterator)(void *cls,
const struct TALER_MINT_SignKeyIssue *ski);
/**
* Iterator for denomination keys.
*
* @param cls closure
* @param dki the denomination key issue
* @param alias coin alias
* @return #GNUNET_OK to continue to iterate,
* #GNUNET_NO to stop iteration with no error,
* #GNUNET_SYSERR to abort iteration with error!
*/
typedef int (*TALER_MINT_DenomkeyIterator)(void *cls,
const char *alias,
const struct TALER_MINT_DenomKeyIssue *dki);
/**
* FIXME
*/
int
TALER_MINT_signkeys_iterate (const char *mint_base_dir,
TALER_MINT_SignkeyIterator it, void *cls);
/**
* FIXME
*/
int
TALER_MINT_denomkeys_iterate (const char *mint_base_dir,
TALER_MINT_DenomkeyIterator it, void *cls);
/**
* Exports a denomination key to the given file
*
* @param filename the file where to write the denomination key
* @param dki the denomination key
* @return #GNUNET_OK upon success; #GNUNET_SYSERR upon failure.
*/
int
TALER_MINT_write_denom_key (const char *filename,
const struct TALER_MINT_DenomKeyIssue *dki);
/**
* Import a denomination key from the given file
*
* @param filename the file to import the key from
* @param dki pointer to return the imported denomination key
* @return #GNUNET_OK upon success; #GNUNET_SYSERR upon failure
*/
int
TALER_MINT_read_denom_key (const char *filename,
struct TALER_MINT_DenomKeyIssue *dki);
/**
* Load the configuration for the mint in the given
* directory.
*
* @param mint_base_dir the mint's base directory
* @return the mint configuratin, or NULL on error
*/
struct GNUNET_CONFIGURATION_Handle *
TALER_MINT_config_load (const char *mint_base_dir);
int
TALER_TALER_DB_extract_amount (PGresult *result, unsigned int row,
int indices[3], struct TALER_Amount *denom);
int
TALER_TALER_DB_extract_amount_nbo (PGresult *result, unsigned int row,
int indices[3], struct TALER_AmountNBO *denom_nbo);
#endif /* _MINT_H */
|
