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| author | miod <> | 2014-07-09 08:20:08 +0000 |
|---|---|---|
| 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 | { |
