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author | miod <> | 2014-07-09 08:20:08 +0000 |
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committer | miod <> | 2014-07-09 08:20:08 +0000 |
commit | 8cbe58f0d357b14b0ce292d336469d0554a567bc (patch) | |
tree | 07872a7ef59da8cea3b3b4a101fa3580e4d658c0 /src/lib/libcrypto/rsa/rsa_lib.c | |
parent | bc1209e388500a20f5e75cab35d1b543ce0bbe74 (diff) | |
download | openbsd-8cbe58f0d357b14b0ce292d336469d0554a567bc.tar.gz openbsd-8cbe58f0d357b14b0ce292d336469d0554a567bc.tar.bz2 openbsd-8cbe58f0d357b14b0ce292d336469d0554a567bc.zip |
KNF
Diffstat (limited to 'src/lib/libcrypto/rsa/rsa_lib.c')
-rw-r--r-- | src/lib/libcrypto/rsa/rsa_lib.c | 243 |
1 files changed, 129 insertions, 114 deletions
diff --git a/src/lib/libcrypto/rsa/rsa_lib.c b/src/lib/libcrypto/rsa/rsa_lib.c index 05eb53cc83..054690cee6 100644 --- a/src/lib/libcrypto/rsa/rsa_lib.c +++ b/src/lib/libcrypto/rsa/rsa_lib.c | |||
@@ -1,4 +1,4 @@ | |||
1 | /* $OpenBSD: rsa_lib.c,v 1.20 2014/06/12 15:49:30 deraadt Exp $ */ | 1 | /* $OpenBSD: rsa_lib.c,v 1.21 2014/07/09 08:20:08 miod Exp $ */ |
2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) | 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
3 | * All rights reserved. | 3 | * All rights reserved. |
4 | * | 4 | * |
@@ -67,148 +67,150 @@ | |||
67 | #include <openssl/engine.h> | 67 | #include <openssl/engine.h> |
68 | #endif | 68 | #endif |
69 | 69 | ||
70 | const char RSA_version[]="RSA" OPENSSL_VERSION_PTEXT; | 70 | const char RSA_version[] = "RSA" OPENSSL_VERSION_PTEXT; |
71 | 71 | ||
72 | static const RSA_METHOD *default_RSA_meth=NULL; | 72 | static const RSA_METHOD *default_RSA_meth = NULL; |
73 | 73 | ||
74 | RSA *RSA_new(void) | 74 | RSA * |
75 | { | 75 | RSA_new(void) |
76 | RSA *r=RSA_new_method(NULL); | 76 | { |
77 | RSA *r = RSA_new_method(NULL); | ||
77 | 78 | ||
78 | return r; | 79 | return r; |
79 | } | 80 | } |
80 | 81 | ||
81 | void RSA_set_default_method(const RSA_METHOD *meth) | 82 | void |
82 | { | 83 | RSA_set_default_method(const RSA_METHOD *meth) |
84 | { | ||
83 | default_RSA_meth = meth; | 85 | default_RSA_meth = meth; |
84 | } | 86 | } |
85 | 87 | ||
86 | const RSA_METHOD *RSA_get_default_method(void) | 88 | const RSA_METHOD * |
87 | { | 89 | RSA_get_default_method(void) |
88 | if (default_RSA_meth == NULL) | 90 | { |
89 | { | 91 | if (default_RSA_meth == NULL) { |
90 | #ifdef RSA_NULL | 92 | #ifdef RSA_NULL |
91 | default_RSA_meth=RSA_null_method(); | 93 | default_RSA_meth = RSA_null_method(); |
92 | #else | 94 | #else |
93 | default_RSA_meth=RSA_PKCS1_SSLeay(); | 95 | default_RSA_meth = RSA_PKCS1_SSLeay(); |
94 | #endif | 96 | #endif |
95 | } | 97 | } |
96 | 98 | ||
97 | return default_RSA_meth; | 99 | return default_RSA_meth; |
98 | } | 100 | } |
99 | 101 | ||
100 | const RSA_METHOD *RSA_get_method(const RSA *rsa) | 102 | const RSA_METHOD * |
101 | { | 103 | RSA_get_method(const RSA *rsa) |
104 | { | ||
102 | return rsa->meth; | 105 | return rsa->meth; |
103 | } | 106 | } |
104 | 107 | ||
105 | int RSA_set_method(RSA *rsa, const RSA_METHOD *meth) | 108 | int |
106 | { | 109 | RSA_set_method(RSA *rsa, const RSA_METHOD *meth) |
107 | /* NB: The caller is specifically setting a method, so it's not up to us | 110 | { |
108 | * to deal with which ENGINE it comes from. */ | 111 | /* |
112 | * NB: The caller is specifically setting a method, so it's not up to us | ||
113 | * to deal with which ENGINE it comes from. | ||
114 | */ | ||
109 | const RSA_METHOD *mtmp; | 115 | const RSA_METHOD *mtmp; |
116 | |||
110 | mtmp = rsa->meth; | 117 | mtmp = rsa->meth; |
111 | if (mtmp->finish) mtmp->finish(rsa); | 118 | if (mtmp->finish) |
119 | mtmp->finish(rsa); | ||
112 | #ifndef OPENSSL_NO_ENGINE | 120 | #ifndef OPENSSL_NO_ENGINE |
113 | if (rsa->engine) | 121 | if (rsa->engine) { |
114 | { | ||
115 | ENGINE_finish(rsa->engine); | 122 | ENGINE_finish(rsa->engine); |
116 | rsa->engine = NULL; | 123 | rsa->engine = NULL; |
117 | } | 124 | } |
118 | #endif | 125 | #endif |
119 | rsa->meth = meth; | 126 | rsa->meth = meth; |
120 | if (meth->init) meth->init(rsa); | 127 | if (meth->init) |
128 | meth->init(rsa); | ||
121 | return 1; | 129 | return 1; |
122 | } | 130 | } |
123 | 131 | ||
124 | RSA *RSA_new_method(ENGINE *engine) | 132 | RSA * |
125 | { | 133 | RSA_new_method(ENGINE *engine) |
134 | { | ||
126 | RSA *ret; | 135 | RSA *ret; |
127 | 136 | ||
128 | ret = malloc(sizeof(RSA)); | 137 | ret = malloc(sizeof(RSA)); |
129 | if (ret == NULL) | 138 | if (ret == NULL) { |
130 | { | 139 | RSAerr(RSA_F_RSA_NEW_METHOD, ERR_R_MALLOC_FAILURE); |
131 | RSAerr(RSA_F_RSA_NEW_METHOD,ERR_R_MALLOC_FAILURE); | ||
132 | return NULL; | 140 | return NULL; |
133 | } | 141 | } |
134 | 142 | ||
135 | ret->meth = RSA_get_default_method(); | 143 | ret->meth = RSA_get_default_method(); |
136 | #ifndef OPENSSL_NO_ENGINE | 144 | #ifndef OPENSSL_NO_ENGINE |
137 | if (engine) | 145 | if (engine) { |
138 | { | 146 | if (!ENGINE_init(engine)) { |
139 | if (!ENGINE_init(engine)) | ||
140 | { | ||
141 | RSAerr(RSA_F_RSA_NEW_METHOD, ERR_R_ENGINE_LIB); | 147 | RSAerr(RSA_F_RSA_NEW_METHOD, ERR_R_ENGINE_LIB); |
142 | free(ret); | 148 | free(ret); |
143 | return NULL; | 149 | return NULL; |
144 | } | ||
145 | ret->engine = engine; | ||
146 | } | 150 | } |
147 | else | 151 | ret->engine = engine; |
152 | } else | ||
148 | ret->engine = ENGINE_get_default_RSA(); | 153 | ret->engine = ENGINE_get_default_RSA(); |
149 | if(ret->engine) | 154 | if(ret->engine) { |
150 | { | ||
151 | ret->meth = ENGINE_get_RSA(ret->engine); | 155 | ret->meth = ENGINE_get_RSA(ret->engine); |
152 | if(!ret->meth) | 156 | if (!ret->meth) { |
153 | { | 157 | RSAerr(RSA_F_RSA_NEW_METHOD, ERR_R_ENGINE_LIB); |
154 | RSAerr(RSA_F_RSA_NEW_METHOD, | ||
155 | ERR_R_ENGINE_LIB); | ||
156 | ENGINE_finish(ret->engine); | 158 | ENGINE_finish(ret->engine); |
157 | free(ret); | 159 | free(ret); |
158 | return NULL; | 160 | return NULL; |
159 | } | ||
160 | } | 161 | } |
162 | } | ||
161 | #endif | 163 | #endif |
162 | 164 | ||
163 | ret->pad=0; | 165 | ret->pad = 0; |
164 | ret->version=0; | 166 | ret->version = 0; |
165 | ret->n=NULL; | 167 | ret->n = NULL; |
166 | ret->e=NULL; | 168 | ret->e = NULL; |
167 | ret->d=NULL; | 169 | ret->d = NULL; |
168 | ret->p=NULL; | 170 | ret->p = NULL; |
169 | ret->q=NULL; | 171 | ret->q = NULL; |
170 | ret->dmp1=NULL; | 172 | ret->dmp1 = NULL; |
171 | ret->dmq1=NULL; | 173 | ret->dmq1 = NULL; |
172 | ret->iqmp=NULL; | 174 | ret->iqmp = NULL; |
173 | ret->references=1; | 175 | ret->references = 1; |
174 | ret->_method_mod_n=NULL; | 176 | ret->_method_mod_n = NULL; |
175 | ret->_method_mod_p=NULL; | 177 | ret->_method_mod_p = NULL; |
176 | ret->_method_mod_q=NULL; | 178 | ret->_method_mod_q = NULL; |
177 | ret->blinding=NULL; | 179 | ret->blinding = NULL; |
178 | ret->mt_blinding=NULL; | 180 | ret->mt_blinding = NULL; |
179 | ret->bignum_data=NULL; | 181 | ret->flags = ret->meth->flags & ~RSA_FLAG_NON_FIPS_ALLOW; |
180 | ret->flags=ret->meth->flags & ~RSA_FLAG_NON_FIPS_ALLOW; | 182 | if (!CRYPTO_new_ex_data(CRYPTO_EX_INDEX_RSA, ret, &ret->ex_data)) { |
181 | if (!CRYPTO_new_ex_data(CRYPTO_EX_INDEX_RSA, ret, &ret->ex_data)) | ||
182 | { | ||
183 | #ifndef OPENSSL_NO_ENGINE | 183 | #ifndef OPENSSL_NO_ENGINE |
184 | if (ret->engine) | 184 | if (ret->engine) |
185 | ENGINE_finish(ret->engine); | 185 | ENGINE_finish(ret->engine); |
186 | #endif | 186 | #endif |
187 | free(ret); | 187 | free(ret); |
188 | return(NULL); | 188 | return NULL; |
189 | } | 189 | } |
190 | 190 | ||
191 | if ((ret->meth->init != NULL) && !ret->meth->init(ret)) | 191 | if (ret->meth->init != NULL && !ret->meth->init(ret)) { |
192 | { | ||
193 | #ifndef OPENSSL_NO_ENGINE | 192 | #ifndef OPENSSL_NO_ENGINE |
194 | if (ret->engine) | 193 | if (ret->engine) |
195 | ENGINE_finish(ret->engine); | 194 | ENGINE_finish(ret->engine); |
196 | #endif | 195 | #endif |
197 | CRYPTO_free_ex_data(CRYPTO_EX_INDEX_RSA, ret, &ret->ex_data); | 196 | CRYPTO_free_ex_data(CRYPTO_EX_INDEX_RSA, ret, &ret->ex_data); |
198 | free(ret); | 197 | free(ret); |
199 | ret=NULL; | 198 | ret = NULL; |
200 | } | ||
201 | return(ret); | ||
202 | } | 199 | } |
200 | return ret; | ||
201 | } | ||
203 | 202 | ||
204 | void RSA_free(RSA *r) | 203 | void |
205 | { | 204 | RSA_free(RSA *r) |
205 | { | ||
206 | int i; | 206 | int i; |
207 | 207 | ||
208 | if (r == NULL) return; | 208 | if (r == NULL) |
209 | return; | ||
209 | 210 | ||
210 | i=CRYPTO_add(&r->references,-1,CRYPTO_LOCK_RSA); | 211 | i = CRYPTO_add(&r->references, -1, CRYPTO_LOCK_RSA); |
211 | if (i > 0) return; | 212 | if (i > 0) |
213 | return; | ||
212 | 214 | ||
213 | if (r->meth->finish) | 215 | if (r->meth->finish) |
214 | r->meth->finish(r); | 216 | r->meth->finish(r); |
@@ -219,42 +221,55 @@ void RSA_free(RSA *r) | |||
219 | 221 | ||
220 | CRYPTO_free_ex_data(CRYPTO_EX_INDEX_RSA, r, &r->ex_data); | 222 | CRYPTO_free_ex_data(CRYPTO_EX_INDEX_RSA, r, &r->ex_data); |
221 | 223 | ||
222 | if (r->n != NULL) BN_clear_free(r->n); | 224 | if (r->n != NULL) |
223 | if (r->e != NULL) BN_clear_free(r->e); | 225 | BN_clear_free(r->n); |
224 | if (r->d != NULL) BN_clear_free(r->d); | 226 | if (r->e != NULL) |
225 | if (r->p != NULL) BN_clear_free(r->p); | 227 | BN_clear_free(r->e); |
226 | if (r->q != NULL) BN_clear_free(r->q); | 228 | if (r->d != NULL) |
227 | if (r->dmp1 != NULL) BN_clear_free(r->dmp1); | 229 | BN_clear_free(r->d); |
228 | if (r->dmq1 != NULL) BN_clear_free(r->dmq1); | 230 | if (r->p != NULL) |
229 | if (r->iqmp != NULL) BN_clear_free(r->iqmp); | 231 | BN_clear_free(r->p); |
230 | if (r->blinding != NULL) BN_BLINDING_free(r->blinding); | 232 | if (r->q != NULL) |
231 | if (r->mt_blinding != NULL) BN_BLINDING_free(r->mt_blinding); | 233 | BN_clear_free(r->q); |
232 | free(r->bignum_data); | 234 | if (r->dmp1 != NULL) |
235 | BN_clear_free(r->dmp1); | ||
236 | if (r->dmq1 != NULL) | ||
237 | BN_clear_free(r->dmq1); | ||
238 | if (r->iqmp != NULL) | ||
239 | BN_clear_free(r->iqmp); | ||
240 | if (r->blinding != NULL) | ||
241 | BN_BLINDING_free(r->blinding); | ||
242 | if (r->mt_blinding != NULL) | ||
243 | BN_BLINDING_free(r->mt_blinding); | ||
233 | free(r); | 244 | free(r); |
234 | } | 245 | } |
235 | 246 | ||
236 | int RSA_up_ref(RSA *r) | 247 | int |
237 | { | 248 | RSA_up_ref(RSA *r) |
249 | { | ||
238 | int i = CRYPTO_add(&r->references, 1, CRYPTO_LOCK_RSA); | 250 | int i = CRYPTO_add(&r->references, 1, CRYPTO_LOCK_RSA); |
239 | return ((i > 1) ? 1 : 0); | 251 | return i > 1 ? 1 : 0; |
240 | } | 252 | } |
241 | 253 | ||
242 | int RSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func, | 254 | int |
243 | CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func) | 255 | RSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func, |
244 | { | 256 | CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func) |
257 | { | ||
245 | return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_RSA, argl, argp, | 258 | return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_RSA, argl, argp, |
246 | new_func, dup_func, free_func); | 259 | new_func, dup_func, free_func); |
247 | } | 260 | } |
248 | 261 | ||
249 | int RSA_set_ex_data(RSA *r, int idx, void *arg) | 262 | int |
250 | { | 263 | RSA_set_ex_data(RSA *r, int idx, void *arg) |
251 | return(CRYPTO_set_ex_data(&r->ex_data,idx,arg)); | 264 | { |
252 | } | 265 | return CRYPTO_set_ex_data(&r->ex_data, idx, arg); |
266 | } | ||
253 | 267 | ||
254 | void *RSA_get_ex_data(const RSA *r, int idx) | 268 | void * |
255 | { | 269 | RSA_get_ex_data(const RSA *r, int idx) |
256 | return(CRYPTO_get_ex_data(&r->ex_data,idx)); | 270 | { |
257 | } | 271 | return CRYPTO_get_ex_data(&r->ex_data, idx); |
272 | } | ||
258 | 273 | ||
259 | int RSA_memory_lock(RSA *r) | 274 | int RSA_memory_lock(RSA *r) |
260 | { | 275 | { |