summaryrefslogtreecommitdiffstats
path: root/src/VBox/Runtime/common/crypto/pkix-signature-builtin.cpp
blob: 56c6206419f42fbe3351f996e8dec43399d714b8 (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
/* $Id: pkix-signature-builtin.cpp $ */
/** @file
 * IPRT - Crypto - Public Key Signature Schemas, Built-in providers.
 */

/*
 * Copyright (C) 2006-2023 Oracle and/or its affiliates.
 *
 * This file is part of VirtualBox base platform packages, as
 * available from https://www.virtualbox.org.
 *
 * This program 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, in version 3 of the
 * License.
 *
 * This program 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 this program; if not, see <https://www.gnu.org/licenses>.
 *
 * The contents of this file may alternatively be used under the terms
 * of the Common Development and Distribution License Version 1.0
 * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
 * in the VirtualBox distribution, in which case the provisions of the
 * CDDL are applicable instead of those of the GPL.
 *
 * You may elect to license modified versions of this file under the
 * terms and conditions of either the GPL or the CDDL or both.
 *
 * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
 */


/*********************************************************************************************************************************
*   Header Files                                                                                                                 *
*********************************************************************************************************************************/
#include "internal/iprt.h"
#include <iprt/crypto/pkix.h>

#include <iprt/errcore.h>
#include <iprt/string.h>

#ifdef IPRT_WITH_OPENSSL
# include "internal/iprt-openssl.h"
# include "internal/openssl-pre.h"
# include <openssl/evp.h>
# include "internal/openssl-post.h"
#endif

#include "pkix-signature-builtin.h"


/*********************************************************************************************************************************
*   Global Variables                                                                                                             *
*********************************************************************************************************************************/
/**
 * Array of built in message digest vtables.
 */
static PCRTCRPKIXSIGNATUREDESC const g_apPkixSignatureDescriptors[] =
{
    &g_rtCrPkixSigningHashWithRsaDesc,
#ifdef IPRT_WITH_OPENSSL
    &g_rtCrPkixSigningHashWithEcdsaDesc,
#endif
};



PCRTCRPKIXSIGNATUREDESC RTCrPkixSignatureFindByObjIdString(const char *pszObjId, void **ppvOpaque)
{
    if (ppvOpaque)
        *ppvOpaque = NULL;

    /*
     * Primary OIDs.
     */
    uint32_t i = RT_ELEMENTS(g_apPkixSignatureDescriptors);
    while (i-- > 0)
        if (strcmp(g_apPkixSignatureDescriptors[i]->pszObjId, pszObjId) == 0)
            return g_apPkixSignatureDescriptors[i];

    /*
     * Alias OIDs.
     */
    i = RT_ELEMENTS(g_apPkixSignatureDescriptors);
    while (i-- > 0)
    {
        const char * const *ppszAliases = g_apPkixSignatureDescriptors[i]->papszObjIdAliases;
        if (ppszAliases)
            for (; *ppszAliases; ppszAliases++)
                if (strcmp(*ppszAliases, pszObjId) == 0)
                    return g_apPkixSignatureDescriptors[i];
    }

#if 0//def IPRT_WITH_OPENSSL
    /*
     * Try EVP and see if it knows the algorithm.
     */
    if (ppvOpaque)
    {
        rtCrOpenSslInit();
        int iAlgoNid = OBJ_txt2nid(pszObjId);
        if (iAlgoNid != NID_undef)
        {
            const char *pszAlogSn = OBJ_nid2sn(iAlgoNid);
            const EVP_MD *pEvpMdType = EVP_get_digestbyname(pszAlogSn);
            if (pEvpMdType)
            {
                /*
                 * Return the OpenSSL provider descriptor and the EVP_MD address.
                 */
                Assert(pEvpMdType->md_size);
                *ppvOpaque = (void *)pEvpMdType;
                return &g_rtCrPkixSignatureOpenSslDesc;
            }
        }
    }
#endif
    return NULL;
}


PCRTCRPKIXSIGNATUREDESC RTCrPkixSignatureFindByObjId(PCRTASN1OBJID pObjId, void **ppvOpaque)
{
    return RTCrPkixSignatureFindByObjIdString(pObjId->szObjId, ppvOpaque);
}


RTDECL(int) RTCrPkixSignatureCreateByObjIdString(PRTCRPKIXSIGNATURE phSignature, const char *pszObjId,
                                                 RTCRKEY hKey, PCRTASN1DYNTYPE pParams, bool fSigning)
{
    void *pvOpaque;
    PCRTCRPKIXSIGNATUREDESC pDesc = RTCrPkixSignatureFindByObjIdString(pszObjId, &pvOpaque);
    if (pDesc)
        return RTCrPkixSignatureCreate(phSignature, pDesc, pvOpaque, fSigning, hKey, pParams);
    return VERR_NOT_FOUND;
}


RTDECL(int) RTCrPkixSignatureCreateByObjId(PRTCRPKIXSIGNATURE phSignature, PCRTASN1OBJID pObjId,
                                           RTCRKEY hKey, PCRTASN1DYNTYPE pParams, bool fSigning)
{
    void *pvOpaque;
    PCRTCRPKIXSIGNATUREDESC pDesc = RTCrPkixSignatureFindByObjId(pObjId, &pvOpaque);
    if (pDesc)
        return RTCrPkixSignatureCreate(phSignature, pDesc, pvOpaque, fSigning, hKey, pParams);
    return VERR_NOT_FOUND;
}