xref: /freebsd/crypto/openssl/apps/testdsa.h (revision a259b98fa211ed87bfee58c575de4e2de94ee0fa)
1 /*
2  * Copyright 1998-2026 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the Apache License 2.0 (the "License").  You may not use
5  * this file except in compliance with the License.  You can obtain a copy
6  * in the file LICENSE in the source distribution or at
7  * https://www.openssl.org/source/license.html
8  */
9 
10 #include <openssl/param_build.h>
11 
12 /* used by speed.c */
13 EVP_PKEY *get_dsa(int);
14 
15 static unsigned char dsa512_priv[] = {
16     0x65, 0xe5, 0xc7, 0x38, 0x60, 0x24, 0xb5, 0x89, 0xd4, 0x9c,
17     0xeb, 0x4c, 0x9c, 0x1d, 0x7a, 0x22, 0xbd, 0xd1, 0xc2, 0xd2
18 };
19 
20 static unsigned char dsa512_pub[] = {
21     0x00, 0x95, 0xa7, 0x0d, 0xec, 0x93, 0x68, 0xba, 0x5f, 0xf7,
22     0x5f, 0x07, 0xf2, 0x3b, 0xad, 0x6b, 0x01, 0xdc, 0xbe, 0xec,
23     0xde, 0x04, 0x7a, 0x3a, 0x27, 0xb3, 0xec, 0x49, 0xfd, 0x08,
24     0x43, 0x3d, 0x7e, 0xa8, 0x2c, 0x5e, 0x7b, 0xbb, 0xfc, 0xf4,
25     0x6e, 0xeb, 0x6c, 0xb0, 0x6e, 0xf8, 0x02, 0x12, 0x8c, 0x38,
26     0x5d, 0x83, 0x56, 0x7d, 0xee, 0x53, 0x05, 0x3e, 0x24, 0x84,
27     0xbe, 0xba, 0x0a, 0x6b, 0xc8
28 };
29 
30 static unsigned char dsa512_p[] = {
31     0x9D, 0x1B, 0x69, 0x8E, 0x26, 0xDB, 0xF2, 0x2B, 0x11, 0x70,
32     0x19, 0x86, 0xF6, 0x19, 0xC8, 0xF8, 0x19, 0xF2, 0x18, 0x53,
33     0x94, 0x46, 0x06, 0xD0, 0x62, 0x50, 0x33, 0x4B, 0x02, 0x3C,
34     0x52, 0x30, 0x03, 0x8B, 0x3B, 0xF9, 0x5F, 0xD1, 0x24, 0x06,
35     0x4F, 0x7B, 0x4C, 0xBA, 0xAA, 0x40, 0x9B, 0xFD, 0x96, 0xE4,
36     0x37, 0x33, 0xBB, 0x2D, 0x5A, 0xD7, 0x5A, 0x11, 0x40, 0x66,
37     0xA2, 0x76, 0x7D, 0x31
38 };
39 
40 static unsigned char dsa512_q[] = {
41     0xFB, 0x53, 0xEF, 0x50, 0xB4, 0x40, 0x92, 0x31, 0x56, 0x86,
42     0x53, 0x7A, 0xE8, 0x8B, 0x22, 0x9A, 0x49, 0xFB, 0x71, 0x8F
43 };
44 
45 static unsigned char dsa512_g[] = {
46     0x83, 0x3E, 0x88, 0xE5, 0xC5, 0x89, 0x73, 0xCE, 0x3B, 0x6C,
47     0x01, 0x49, 0xBF, 0xB3, 0xC7, 0x9F, 0x0A, 0xEA, 0x44, 0x91,
48     0xE5, 0x30, 0xAA, 0xD9, 0xBE, 0x5B, 0x5F, 0xB7, 0x10, 0xD7,
49     0x89, 0xB7, 0x8E, 0x74, 0xFB, 0xCF, 0x29, 0x1E, 0xEB, 0xA8,
50     0x2C, 0x54, 0x51, 0xB8, 0x10, 0xDE, 0xA0, 0xCE, 0x2F, 0xCC,
51     0x24, 0x6B, 0x90, 0x77, 0xDE, 0xA2, 0x68, 0xA6, 0x52, 0x12,
52     0xA2, 0x03, 0x9D, 0x20
53 };
54 
55 static unsigned char dsa1024_priv[] = {
56     0x7d, 0x21, 0xda, 0xbb, 0x62, 0x15, 0x47, 0x36, 0x07, 0x67,
57     0x12, 0xe8, 0x8c, 0xaa, 0x1c, 0xcd, 0x38, 0x12, 0x61, 0x18
58 };
59 
60 static unsigned char dsa1024_pub[] = {
61     0x3c, 0x4e, 0x9c, 0x2a, 0x7f, 0x16, 0xc1, 0x25, 0xeb, 0xac, 0x78, 0x63,
62     0x90, 0x14, 0x8c, 0x8b, 0xf4, 0x68, 0x43, 0x3c, 0x2d, 0xee, 0x65, 0x50,
63     0x7d, 0x9c, 0x8f, 0x8c, 0x8a, 0x51, 0xd6, 0x11, 0x2b, 0x99, 0xaf, 0x1e,
64     0x90, 0x97, 0xb5, 0xd3, 0xa6, 0x20, 0x25, 0xd6, 0xfe, 0x43, 0x02, 0xd5,
65     0x91, 0x7d, 0xa7, 0x8c, 0xdb, 0xc9, 0x85, 0xa3, 0x36, 0x48, 0xf7, 0x68,
66     0xaa, 0x60, 0xb1, 0xf7, 0x05, 0x68, 0x3a, 0xa3, 0x3f, 0xd3, 0x19, 0x82,
67     0xd8, 0x82, 0x7a, 0x77, 0xfb, 0xef, 0xf4, 0x15, 0x0a, 0xeb, 0x06, 0x04,
68     0x7f, 0x53, 0x07, 0x0c, 0xbc, 0xcb, 0x2d, 0x83, 0xdb, 0x3e, 0xd1, 0x28,
69     0xa5, 0xa1, 0x31, 0xe0, 0x67, 0xfa, 0x50, 0xde, 0x9b, 0x07, 0x83, 0x7e,
70     0x2c, 0x0b, 0xc3, 0x13, 0x50, 0x61, 0xe5, 0xad, 0xbd, 0x36, 0xb8, 0x97,
71     0x4e, 0x40, 0x7d, 0xe8, 0x83, 0x0d, 0xbc, 0x4b
72 };
73 
74 static unsigned char dsa1024_p[] = {
75     0xA7, 0x3F, 0x6E, 0x85, 0xBF, 0x41, 0x6A, 0x29, 0x7D, 0xF0,
76     0x9F, 0x47, 0x19, 0x30, 0x90, 0x9A, 0x09, 0x1D, 0xDA, 0x6A,
77     0x33, 0x1E, 0xC5, 0x3D, 0x86, 0x96, 0xB3, 0x15, 0xE0, 0x53,
78     0x2E, 0x8F, 0xE0, 0x59, 0x82, 0x73, 0x90, 0x3E, 0x75, 0x31,
79     0x99, 0x47, 0x7A, 0x52, 0xFB, 0x85, 0xE4, 0xD9, 0xA6, 0x7B,
80     0x38, 0x9B, 0x68, 0x8A, 0x84, 0x9B, 0x87, 0xC6, 0x1E, 0xB5,
81     0x7E, 0x86, 0x4B, 0x53, 0x5B, 0x59, 0xCF, 0x71, 0x65, 0x19,
82     0x88, 0x6E, 0xCE, 0x66, 0xAE, 0x6B, 0x88, 0x36, 0xFB, 0xEC,
83     0x28, 0xDC, 0xC2, 0xD7, 0xA5, 0xBB, 0xE5, 0x2C, 0x39, 0x26,
84     0x4B, 0xDA, 0x9A, 0x70, 0x18, 0x95, 0x37, 0x95, 0x10, 0x56,
85     0x23, 0xF6, 0x15, 0xED, 0xBA, 0x04, 0x5E, 0xDE, 0x39, 0x4F,
86     0xFD, 0xB7, 0x43, 0x1F, 0xB5, 0xA4, 0x65, 0x6F, 0xCD, 0x80,
87     0x11, 0xE4, 0x70, 0x95, 0x5B, 0x50, 0xCD, 0x49
88 };
89 
90 static unsigned char dsa1024_q[] = {
91     0xF7, 0x07, 0x31, 0xED, 0xFA, 0x6C, 0x06, 0x03, 0xD5, 0x85,
92     0x8A, 0x1C, 0xAC, 0x9C, 0x65, 0xE7, 0x50, 0x66, 0x65, 0x6F
93 };
94 
95 static unsigned char dsa1024_g[] = {
96     0x4D, 0xDF, 0x4C, 0x03, 0xA6, 0x91, 0x8A, 0xF5, 0x19, 0x6F,
97     0x50, 0x46, 0x25, 0x99, 0xE5, 0x68, 0x6F, 0x30, 0xE3, 0x69,
98     0xE1, 0xE5, 0xB3, 0x5D, 0x98, 0xBB, 0x28, 0x86, 0x48, 0xFC,
99     0xDE, 0x99, 0x04, 0x3F, 0x5F, 0x88, 0x0C, 0x9C, 0x73, 0x24,
100     0x0D, 0x20, 0x5D, 0xB9, 0x2A, 0x9A, 0x3F, 0x18, 0x96, 0x27,
101     0xE4, 0x62, 0x87, 0xC1, 0x7B, 0x74, 0x62, 0x53, 0xFC, 0x61,
102     0x27, 0xA8, 0x7A, 0x91, 0x09, 0x9D, 0xB6, 0xF1, 0x4D, 0x9C,
103     0x54, 0x0F, 0x58, 0x06, 0xEE, 0x49, 0x74, 0x07, 0xCE, 0x55,
104     0x7E, 0x23, 0xCE, 0x16, 0xF6, 0xCA, 0xDC, 0x5A, 0x61, 0x01,
105     0x7E, 0xC9, 0x71, 0xB5, 0x4D, 0xF6, 0xDC, 0x34, 0x29, 0x87,
106     0x68, 0xF6, 0x5E, 0x20, 0x93, 0xB3, 0xDB, 0xF5, 0xE4, 0x09,
107     0x6C, 0x41, 0x17, 0x95, 0x92, 0xEB, 0x01, 0xB5, 0x73, 0xA5,
108     0x6A, 0x7E, 0xD8, 0x32, 0xED, 0x0E, 0x02, 0xB8
109 };
110 
111 static unsigned char dsa2048_priv[] = {
112     0x32, 0x67, 0x92, 0xf6, 0xc4, 0xe2, 0xe2, 0xe8, 0xa0, 0x8b,
113     0x6b, 0x45, 0x0c, 0x8a, 0x76, 0xb0, 0xee, 0xcf, 0x91, 0xa7
114 };
115 
116 static unsigned char dsa2048_pub[] = {
117     0x17, 0x8f, 0xa8, 0x11, 0x84, 0x92, 0xec, 0x83, 0x47, 0xc7,
118     0x6a, 0xb0, 0x92, 0xaf, 0x5a, 0x20, 0x37, 0xa3, 0x64, 0x79,
119     0xd2, 0xd0, 0x3d, 0xcd, 0xe0, 0x61, 0x88, 0x88, 0x21, 0xcc,
120     0x74, 0x5d, 0xce, 0x4c, 0x51, 0x47, 0xf0, 0xc5, 0x5c, 0x4c,
121     0x82, 0x7a, 0xaf, 0x72, 0xad, 0xb9, 0xe0, 0x53, 0xf2, 0x78,
122     0xb7, 0xf0, 0xb5, 0x48, 0x7f, 0x8a, 0x3a, 0x18, 0xd1, 0x9f,
123     0x8b, 0x7d, 0xa5, 0x47, 0xb7, 0x95, 0xab, 0x98, 0xf8, 0x7b,
124     0x74, 0x50, 0x56, 0x8e, 0x57, 0xf0, 0xee, 0xf5, 0xb7, 0xba,
125     0xab, 0x85, 0x86, 0xf9, 0x2b, 0xef, 0x41, 0x56, 0xa0, 0xa4,
126     0x9f, 0xb7, 0x38, 0x00, 0x46, 0x0a, 0xa6, 0xf1, 0xfc, 0x1f,
127     0xd8, 0x4e, 0x85, 0x44, 0x92, 0x43, 0x21, 0x5d, 0x6e, 0xcc,
128     0xc2, 0xcb, 0x26, 0x31, 0x0d, 0x21, 0xc4, 0xbd, 0x8d, 0x24,
129     0xbc, 0xd9, 0x18, 0x19, 0xd7, 0xdc, 0xf1, 0xe7, 0x93, 0x50,
130     0x48, 0x03, 0x2c, 0xae, 0x2e, 0xe7, 0x49, 0x88, 0x5f, 0x93,
131     0x57, 0x27, 0x99, 0x36, 0xb4, 0x20, 0xab, 0xfc, 0xa7, 0x2b,
132     0xf2, 0xd9, 0x98, 0xd7, 0xd4, 0x34, 0x9d, 0x96, 0x50, 0x58,
133     0x9a, 0xea, 0x54, 0xf3, 0xee, 0xf5, 0x63, 0x14, 0xee, 0x85,
134     0x83, 0x74, 0x76, 0xe1, 0x52, 0x95, 0xc3, 0xf7, 0xeb, 0x04,
135     0x04, 0x7b, 0xa7, 0x28, 0x1b, 0xcc, 0xea, 0x4a, 0x4e, 0x84,
136     0xda, 0xd8, 0x9c, 0x79, 0xd8, 0x9b, 0x66, 0x89, 0x2f, 0xcf,
137     0xac, 0xd7, 0x79, 0xf9, 0xa9, 0xd8, 0x45, 0x13, 0x78, 0xb9,
138     0x00, 0x14, 0xc9, 0x7e, 0x22, 0x51, 0x86, 0x67, 0xb0, 0x9f,
139     0x26, 0x11, 0x23, 0xc8, 0x38, 0xd7, 0x70, 0x1d, 0x15, 0x8e,
140     0x4d, 0x4f, 0x95, 0x97, 0x40, 0xa1, 0xc2, 0x7e, 0x01, 0x18,
141     0x72, 0xf4, 0x10, 0xe6, 0x8d, 0x52, 0x16, 0x7f, 0xf2, 0xc9,
142     0xf8, 0x33, 0x8b, 0x33, 0xb7, 0xce
143 };
144 
145 static unsigned char dsa2048_p[] = {
146     0xA0, 0x25, 0xFA, 0xAD, 0xF4, 0x8E, 0xB9, 0xE5, 0x99, 0xF3,
147     0x5D, 0x6F, 0x4F, 0x83, 0x34, 0xE2, 0x7E, 0xCF, 0x6F, 0xBF,
148     0x30, 0xAF, 0x6F, 0x81, 0xEB, 0xF8, 0xC4, 0x13, 0xD9, 0xA0,
149     0x5D, 0x8B, 0x5C, 0x8E, 0xDC, 0xC2, 0x1D, 0x0B, 0x41, 0x32,
150     0xB0, 0x1F, 0xFE, 0xEF, 0x0C, 0xC2, 0xA2, 0x7E, 0x68, 0x5C,
151     0x28, 0x21, 0xE9, 0xF5, 0xB1, 0x58, 0x12, 0x63, 0x4C, 0x19,
152     0x4E, 0xFF, 0x02, 0x4B, 0x92, 0xED, 0xD2, 0x07, 0x11, 0x4D,
153     0x8C, 0x58, 0x16, 0x5C, 0x55, 0x8E, 0xAD, 0xA3, 0x67, 0x7D,
154     0xB9, 0x86, 0x6E, 0x0B, 0xE6, 0x54, 0x6F, 0x40, 0xAE, 0x0E,
155     0x67, 0x4C, 0xF9, 0x12, 0x5B, 0x3C, 0x08, 0x7A, 0xF7, 0xFC,
156     0x67, 0x86, 0x69, 0xE7, 0x0A, 0x94, 0x40, 0xBF, 0x8B, 0x76,
157     0xFE, 0x26, 0xD1, 0xF2, 0xA1, 0x1A, 0x84, 0xA1, 0x43, 0x56,
158     0x28, 0xBC, 0x9A, 0x5F, 0xD7, 0x3B, 0x69, 0x89, 0x8A, 0x36,
159     0x2C, 0x51, 0xDF, 0x12, 0x77, 0x2F, 0x57, 0x7B, 0xA0, 0xAA,
160     0xDD, 0x7F, 0xA1, 0x62, 0x3B, 0x40, 0x7B, 0x68, 0x1A, 0x8F,
161     0x0D, 0x38, 0xBB, 0x21, 0x5D, 0x18, 0xFC, 0x0F, 0x46, 0xF7,
162     0xA3, 0xB0, 0x1D, 0x23, 0xC3, 0xD2, 0xC7, 0x72, 0x51, 0x18,
163     0xDF, 0x46, 0x95, 0x79, 0xD9, 0xBD, 0xB5, 0x19, 0x02, 0x2C,
164     0x87, 0xDC, 0xE7, 0x57, 0x82, 0x7E, 0xF1, 0x8B, 0x06, 0x3D,
165     0x00, 0xA5, 0x7B, 0x6B, 0x26, 0x27, 0x91, 0x0F, 0x6A, 0x77,
166     0xE4, 0xD5, 0x04, 0xE4, 0x12, 0x2C, 0x42, 0xFF, 0xD2, 0x88,
167     0xBB, 0xD3, 0x92, 0xA0, 0xF9, 0xC8, 0x51, 0x64, 0x14, 0x5C,
168     0xD8, 0xF9, 0x6C, 0x47, 0x82, 0xB4, 0x1C, 0x7F, 0x09, 0xB8,
169     0xF0, 0x25, 0x83, 0x1D, 0x3F, 0x3F, 0x05, 0xB3, 0x21, 0x0A,
170     0x5D, 0xA7, 0xD8, 0x54, 0xC3, 0x65, 0x7D, 0xC3, 0xB0, 0x1D,
171     0xBF, 0xAE, 0xF8, 0x68, 0xCF, 0x9B
172 };
173 
174 static unsigned char dsa2048_q[] = {
175     0x97, 0xE7, 0x33, 0x4D, 0xD3, 0x94, 0x3E, 0x0B, 0xDB, 0x62,
176     0x74, 0xC6, 0xA1, 0x08, 0xDD, 0x19, 0xA3, 0x75, 0x17, 0x1B
177 };
178 
179 static unsigned char dsa2048_g[] = {
180     0x2C, 0x78, 0x16, 0x59, 0x34, 0x63, 0xF4, 0xF3, 0x92, 0xFC,
181     0xB5, 0xA5, 0x4F, 0x13, 0xDE, 0x2F, 0x1C, 0xA4, 0x3C, 0xAE,
182     0xAD, 0x38, 0x3F, 0x7E, 0x90, 0xBF, 0x96, 0xA6, 0xAE, 0x25,
183     0x90, 0x72, 0xF5, 0x8E, 0x80, 0x0C, 0x39, 0x1C, 0xD9, 0xEC,
184     0xBA, 0x90, 0x5B, 0x3A, 0xE8, 0x58, 0x6C, 0x9E, 0x30, 0x42,
185     0x37, 0x02, 0x31, 0x82, 0xBC, 0x6A, 0xDF, 0x6A, 0x09, 0x29,
186     0xE3, 0xC0, 0x46, 0xD1, 0xCB, 0x85, 0xEC, 0x0C, 0x30, 0x5E,
187     0xEA, 0xC8, 0x39, 0x8E, 0x22, 0x9F, 0x22, 0x10, 0xD2, 0x34,
188     0x61, 0x68, 0x37, 0x3D, 0x2E, 0x4A, 0x5B, 0x9A, 0xF5, 0xC1,
189     0x48, 0xC6, 0xF6, 0xDC, 0x63, 0x1A, 0xD3, 0x96, 0x64, 0xBA,
190     0x34, 0xC9, 0xD1, 0xA0, 0xD1, 0xAE, 0x6C, 0x2F, 0x48, 0x17,
191     0x93, 0x14, 0x43, 0xED, 0xF0, 0x21, 0x30, 0x19, 0xC3, 0x1B,
192     0x5F, 0xDE, 0xA3, 0xF0, 0x70, 0x78, 0x18, 0xE1, 0xA8, 0xE4,
193     0xEE, 0x2E, 0x00, 0xA5, 0xE4, 0xB3, 0x17, 0xC8, 0x0C, 0x7D,
194     0x6E, 0x42, 0xDC, 0xB7, 0x46, 0x00, 0x36, 0x4D, 0xD4, 0x46,
195     0xAA, 0x3D, 0x3C, 0x46, 0x89, 0x40, 0xBF, 0x1D, 0x84, 0x77,
196     0x0A, 0x75, 0xF3, 0x87, 0x1D, 0x08, 0x4C, 0xA6, 0xD1, 0xA9,
197     0x1C, 0x1E, 0x12, 0x1E, 0xE1, 0xC7, 0x30, 0x28, 0x76, 0xA5,
198     0x7F, 0x6C, 0x85, 0x96, 0x2B, 0x6F, 0xDB, 0x80, 0x66, 0x26,
199     0xAE, 0xF5, 0x93, 0xC7, 0x8E, 0xAE, 0x9A, 0xED, 0xE4, 0xCA,
200     0x04, 0xEA, 0x3B, 0x72, 0xEF, 0xDC, 0x87, 0xED, 0x0D, 0xA5,
201     0x4C, 0x4A, 0xDD, 0x71, 0x22, 0x64, 0x59, 0x69, 0x4E, 0x8E,
202     0xBF, 0x43, 0xDC, 0xAB, 0x8E, 0x66, 0xBB, 0x01, 0xB6, 0xF4,
203     0xE7, 0xFD, 0xD2, 0xAD, 0x9F, 0x36, 0xC1, 0xA0, 0x29, 0x99,
204     0xD1, 0x96, 0x70, 0x59, 0x06, 0x78, 0x35, 0xBD, 0x65, 0x55,
205     0x52, 0x9E, 0xF8, 0xB2, 0xE5, 0x38
206 };
207 
208 typedef struct testdsa_st {
209     unsigned char *priv;
210     unsigned char *pub;
211     unsigned char *p;
212     unsigned char *g;
213     unsigned char *q;
214     int priv_l;
215     int pub_l;
216     int p_l;
217     int g_l;
218     int q_l;
219 } testdsa;
220 
221 #define set_dsa_ptr(st, bits)                 \
222     do {                                      \
223         st.priv = dsa##bits##_priv;           \
224         st.pub = dsa##bits##_pub;             \
225         st.p = dsa##bits##_p;                 \
226         st.g = dsa##bits##_g;                 \
227         st.q = dsa##bits##_q;                 \
228         st.priv_l = sizeof(dsa##bits##_priv); \
229         st.pub_l = sizeof(dsa##bits##_pub);   \
230         st.p_l = sizeof(dsa##bits##_p);       \
231         st.g_l = sizeof(dsa##bits##_g);       \
232         st.q_l = sizeof(dsa##bits##_q);       \
233     } while (0)
234 
235 EVP_PKEY *get_dsa(int dsa_bits)
236 {
237     EVP_PKEY *pkey = NULL;
238     BIGNUM *priv_key, *pub_key, *p, *q, *g;
239     EVP_PKEY_CTX *pctx;
240     testdsa dsa_t;
241     OSSL_PARAM_BLD *tmpl = NULL;
242     OSSL_PARAM *params = NULL;
243 
244     switch (dsa_bits) {
245     case 512:
246         set_dsa_ptr(dsa_t, 512);
247         break;
248     case 1024:
249         set_dsa_ptr(dsa_t, 1024);
250         break;
251     case 2048:
252         set_dsa_ptr(dsa_t, 2048);
253         break;
254     default:
255         return NULL;
256     }
257 
258     if ((pctx = EVP_PKEY_CTX_new_from_name(NULL, "DSA", NULL)) == NULL)
259         return NULL;
260 
261     priv_key = BN_bin2bn(dsa_t.priv, dsa_t.priv_l, NULL);
262     pub_key = BN_bin2bn(dsa_t.pub, dsa_t.pub_l, NULL);
263     p = BN_bin2bn(dsa_t.p, dsa_t.p_l, NULL);
264     q = BN_bin2bn(dsa_t.q, dsa_t.q_l, NULL);
265     g = BN_bin2bn(dsa_t.g, dsa_t.g_l, NULL);
266     if (priv_key == NULL || pub_key == NULL || p == NULL || q == NULL
267         || g == NULL) {
268         goto err;
269     }
270     if ((tmpl = OSSL_PARAM_BLD_new()) == NULL
271         || !OSSL_PARAM_BLD_push_BN(tmpl, OSSL_PKEY_PARAM_FFC_P,
272             p)
273         || !OSSL_PARAM_BLD_push_BN(tmpl, OSSL_PKEY_PARAM_FFC_Q,
274             q)
275         || !OSSL_PARAM_BLD_push_BN(tmpl, OSSL_PKEY_PARAM_FFC_G,
276             g)
277         || !OSSL_PARAM_BLD_push_BN(tmpl, OSSL_PKEY_PARAM_PRIV_KEY,
278             priv_key)
279         || !OSSL_PARAM_BLD_push_BN(tmpl, OSSL_PKEY_PARAM_PUB_KEY,
280             pub_key)
281         || (params = OSSL_PARAM_BLD_to_param(tmpl)) == NULL)
282         goto err;
283 
284     if (EVP_PKEY_fromdata_init(pctx) <= 0
285         || EVP_PKEY_fromdata(pctx, &pkey, EVP_PKEY_KEYPAIR,
286                params)
287             <= 0)
288         pkey = NULL;
289 err:
290     OSSL_PARAM_free(params);
291     OSSL_PARAM_BLD_free(tmpl);
292     BN_free(priv_key);
293     BN_free(pub_key);
294     BN_free(p);
295     BN_free(q);
296     BN_free(g);
297     EVP_PKEY_CTX_free(pctx);
298     return pkey;
299 }
300