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Commit | Line | Data |
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0f113f3e | 1 | /* |
aa6bb135 | 2 | * Copyright 2006-2016 The OpenSSL Project Authors. All Rights Reserved. |
f733a5ef | 3 | * |
4a8b0c55 | 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
aa6bb135 RS |
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 | |
f733a5ef DSH |
8 | */ |
9 | ||
10 | #include <stdio.h> | |
11 | #include <stdlib.h> | |
c20276e4 | 12 | #include <openssl/objects.h> |
f733a5ef | 13 | #include <openssl/evp.h> |
ff64702b | 14 | #include "internal/cryptlib.h" |
27af42f9 | 15 | #include "internal/evp_int.h" |
ff64702b | 16 | #include "evp_locl.h" |
b010b7c4 | 17 | |
cd763898 | 18 | int EVP_PKEY_sign_init(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
19 | { |
20 | int ret; | |
21 | if (!ctx || !ctx->pmeth || !ctx->pmeth->sign) { | |
22 | EVPerr(EVP_F_EVP_PKEY_SIGN_INIT, | |
23 | EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE); | |
24 | return -2; | |
25 | } | |
26 | ctx->operation = EVP_PKEY_OP_SIGN; | |
27 | if (!ctx->pmeth->sign_init) | |
28 | return 1; | |
29 | ret = ctx->pmeth->sign_init(ctx); | |
30 | if (ret <= 0) | |
31 | ctx->operation = EVP_PKEY_OP_UNDEFINED; | |
32 | return ret; | |
33 | } | |
f733a5ef DSH |
34 | |
35 | int EVP_PKEY_sign(EVP_PKEY_CTX *ctx, | |
0f113f3e MC |
36 | unsigned char *sig, size_t *siglen, |
37 | const unsigned char *tbs, size_t tbslen) | |
38 | { | |
39 | if (!ctx || !ctx->pmeth || !ctx->pmeth->sign) { | |
40 | EVPerr(EVP_F_EVP_PKEY_SIGN, | |
41 | EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE); | |
42 | return -2; | |
43 | } | |
44 | if (ctx->operation != EVP_PKEY_OP_SIGN) { | |
45 | EVPerr(EVP_F_EVP_PKEY_SIGN, EVP_R_OPERATON_NOT_INITIALIZED); | |
46 | return -1; | |
47 | } | |
48 | M_check_autoarg(ctx, sig, siglen, EVP_F_EVP_PKEY_SIGN) | |
49 | return ctx->pmeth->sign(ctx, sig, siglen, tbs, tbslen); | |
50 | } | |
f733a5ef | 51 | |
cd763898 | 52 | int EVP_PKEY_verify_init(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
53 | { |
54 | int ret; | |
55 | if (!ctx || !ctx->pmeth || !ctx->pmeth->verify) { | |
56 | EVPerr(EVP_F_EVP_PKEY_VERIFY_INIT, | |
57 | EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE); | |
58 | return -2; | |
59 | } | |
60 | ctx->operation = EVP_PKEY_OP_VERIFY; | |
61 | if (!ctx->pmeth->verify_init) | |
62 | return 1; | |
63 | ret = ctx->pmeth->verify_init(ctx); | |
64 | if (ret <= 0) | |
65 | ctx->operation = EVP_PKEY_OP_UNDEFINED; | |
66 | return ret; | |
67 | } | |
f733a5ef DSH |
68 | |
69 | int EVP_PKEY_verify(EVP_PKEY_CTX *ctx, | |
0f113f3e MC |
70 | const unsigned char *sig, size_t siglen, |
71 | const unsigned char *tbs, size_t tbslen) | |
72 | { | |
73 | if (!ctx || !ctx->pmeth || !ctx->pmeth->verify) { | |
74 | EVPerr(EVP_F_EVP_PKEY_VERIFY, | |
75 | EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE); | |
76 | return -2; | |
77 | } | |
78 | if (ctx->operation != EVP_PKEY_OP_VERIFY) { | |
79 | EVPerr(EVP_F_EVP_PKEY_VERIFY, EVP_R_OPERATON_NOT_INITIALIZED); | |
80 | return -1; | |
81 | } | |
82 | return ctx->pmeth->verify(ctx, sig, siglen, tbs, tbslen); | |
83 | } | |
f733a5ef | 84 | |
cd763898 | 85 | int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
86 | { |
87 | int ret; | |
88 | if (!ctx || !ctx->pmeth || !ctx->pmeth->verify_recover) { | |
89 | EVPerr(EVP_F_EVP_PKEY_VERIFY_RECOVER_INIT, | |
90 | EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE); | |
91 | return -2; | |
92 | } | |
93 | ctx->operation = EVP_PKEY_OP_VERIFYRECOVER; | |
94 | if (!ctx->pmeth->verify_recover_init) | |
95 | return 1; | |
96 | ret = ctx->pmeth->verify_recover_init(ctx); | |
97 | if (ret <= 0) | |
98 | ctx->operation = EVP_PKEY_OP_UNDEFINED; | |
99 | return ret; | |
100 | } | |
f733a5ef DSH |
101 | |
102 | int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx, | |
0f113f3e MC |
103 | unsigned char *rout, size_t *routlen, |
104 | const unsigned char *sig, size_t siglen) | |
105 | { | |
106 | if (!ctx || !ctx->pmeth || !ctx->pmeth->verify_recover) { | |
107 | EVPerr(EVP_F_EVP_PKEY_VERIFY_RECOVER, | |
108 | EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE); | |
109 | return -2; | |
110 | } | |
111 | if (ctx->operation != EVP_PKEY_OP_VERIFYRECOVER) { | |
112 | EVPerr(EVP_F_EVP_PKEY_VERIFY_RECOVER, EVP_R_OPERATON_NOT_INITIALIZED); | |
113 | return -1; | |
114 | } | |
115 | M_check_autoarg(ctx, rout, routlen, EVP_F_EVP_PKEY_VERIFY_RECOVER) | |
116 | return ctx->pmeth->verify_recover(ctx, rout, routlen, sig, siglen); | |
117 | } | |
f733a5ef | 118 | |
cd763898 | 119 | int EVP_PKEY_encrypt_init(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
120 | { |
121 | int ret; | |
122 | if (!ctx || !ctx->pmeth || !ctx->pmeth->encrypt) { | |
123 | EVPerr(EVP_F_EVP_PKEY_ENCRYPT_INIT, | |
124 | EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE); | |
125 | return -2; | |
126 | } | |
127 | ctx->operation = EVP_PKEY_OP_ENCRYPT; | |
128 | if (!ctx->pmeth->encrypt_init) | |
129 | return 1; | |
130 | ret = ctx->pmeth->encrypt_init(ctx); | |
131 | if (ret <= 0) | |
132 | ctx->operation = EVP_PKEY_OP_UNDEFINED; | |
133 | return ret; | |
134 | } | |
f733a5ef DSH |
135 | |
136 | int EVP_PKEY_encrypt(EVP_PKEY_CTX *ctx, | |
0f113f3e MC |
137 | unsigned char *out, size_t *outlen, |
138 | const unsigned char *in, size_t inlen) | |
139 | { | |
140 | if (!ctx || !ctx->pmeth || !ctx->pmeth->encrypt) { | |
141 | EVPerr(EVP_F_EVP_PKEY_ENCRYPT, | |
142 | EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE); | |
143 | return -2; | |
144 | } | |
145 | if (ctx->operation != EVP_PKEY_OP_ENCRYPT) { | |
146 | EVPerr(EVP_F_EVP_PKEY_ENCRYPT, EVP_R_OPERATON_NOT_INITIALIZED); | |
147 | return -1; | |
148 | } | |
149 | M_check_autoarg(ctx, out, outlen, EVP_F_EVP_PKEY_ENCRYPT) | |
150 | return ctx->pmeth->encrypt(ctx, out, outlen, in, inlen); | |
151 | } | |
f733a5ef | 152 | |
cd763898 | 153 | int EVP_PKEY_decrypt_init(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
154 | { |
155 | int ret; | |
156 | if (!ctx || !ctx->pmeth || !ctx->pmeth->decrypt) { | |
157 | EVPerr(EVP_F_EVP_PKEY_DECRYPT_INIT, | |
158 | EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE); | |
159 | return -2; | |
160 | } | |
161 | ctx->operation = EVP_PKEY_OP_DECRYPT; | |
162 | if (!ctx->pmeth->decrypt_init) | |
163 | return 1; | |
164 | ret = ctx->pmeth->decrypt_init(ctx); | |
165 | if (ret <= 0) | |
166 | ctx->operation = EVP_PKEY_OP_UNDEFINED; | |
167 | return ret; | |
168 | } | |
f733a5ef DSH |
169 | |
170 | int EVP_PKEY_decrypt(EVP_PKEY_CTX *ctx, | |
0f113f3e MC |
171 | unsigned char *out, size_t *outlen, |
172 | const unsigned char *in, size_t inlen) | |
173 | { | |
174 | if (!ctx || !ctx->pmeth || !ctx->pmeth->decrypt) { | |
175 | EVPerr(EVP_F_EVP_PKEY_DECRYPT, | |
176 | EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE); | |
177 | return -2; | |
178 | } | |
179 | if (ctx->operation != EVP_PKEY_OP_DECRYPT) { | |
180 | EVPerr(EVP_F_EVP_PKEY_DECRYPT, EVP_R_OPERATON_NOT_INITIALIZED); | |
181 | return -1; | |
182 | } | |
183 | M_check_autoarg(ctx, out, outlen, EVP_F_EVP_PKEY_DECRYPT) | |
184 | return ctx->pmeth->decrypt(ctx, out, outlen, in, inlen); | |
185 | } |