summaryrefslogtreecommitdiff
path: root/src/lib/libcrypto/pem/pem_pkey.c
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--src/lib/libcrypto/pem/pem_pkey.c207
1 files changed, 108 insertions, 99 deletions
diff --git a/src/lib/libcrypto/pem/pem_pkey.c b/src/lib/libcrypto/pem/pem_pkey.c
index 5274447b24..9aaff6e514 100644
--- a/src/lib/libcrypto/pem/pem_pkey.c
+++ b/src/lib/libcrypto/pem/pem_pkey.c
@@ -5,21 +5,21 @@
5 * This package is an SSL implementation written 5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com). 6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL. 7 * The implementation was written so as to conform with Netscapes SSL.
8 * 8 *
9 * This library is free for commercial and non-commercial use as long as 9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions 10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA, 11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation 12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms 13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com). 14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 * 15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in 16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed. 17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution 18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used. 19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or 20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package. 21 * in documentation (online or textual) provided with the package.
22 * 22 *
23 * Redistribution and use in source and binary forms, with or without 23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions 24 * modification, are permitted provided that the following conditions
25 * are met: 25 * are met:
@@ -34,10 +34,10 @@
34 * Eric Young (eay@cryptsoft.com)" 34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library 35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-). 36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from 37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement: 38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 * 40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,7 +49,7 @@
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE. 51 * SUCH DAMAGE.
52 * 52 *
53 * The licence and distribution terms for any publically available version or 53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be 54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence 55 * copied and put under another distribution licence
@@ -72,173 +72,182 @@
72 72
73int pem_check_suffix(const char *pem_str, const char *suffix); 73int pem_check_suffix(const char *pem_str, const char *suffix);
74 74
75EVP_PKEY *PEM_read_bio_PrivateKey(BIO *bp, EVP_PKEY **x, pem_password_cb *cb, void *u) 75EVP_PKEY *
76 { 76PEM_read_bio_PrivateKey(BIO *bp, EVP_PKEY **x, pem_password_cb *cb, void *u)
77 char *nm=NULL; 77{
78 const unsigned char *p=NULL; 78 char *nm = NULL;
79 unsigned char *data=NULL; 79 const unsigned char *p = NULL;
80 unsigned char *data = NULL;
80 long len; 81 long len;
81 int slen; 82 int slen;
82 EVP_PKEY *ret=NULL; 83 EVP_PKEY *ret = NULL;
83 84
84 if (!PEM_bytes_read_bio(&data, &len, &nm, PEM_STRING_EVP_PKEY, bp, cb, u)) 85 if (!PEM_bytes_read_bio(&data, &len, &nm, PEM_STRING_EVP_PKEY,
86 bp, cb, u))
85 return NULL; 87 return NULL;
86 p = data; 88 p = data;
87 89
88 if (strcmp(nm,PEM_STRING_PKCS8INF) == 0) { 90 if (strcmp(nm, PEM_STRING_PKCS8INF) == 0) {
89 PKCS8_PRIV_KEY_INFO *p8inf; 91 PKCS8_PRIV_KEY_INFO *p8inf;
90 p8inf=d2i_PKCS8_PRIV_KEY_INFO(NULL, &p, len); 92 p8inf = d2i_PKCS8_PRIV_KEY_INFO(NULL, &p, len);
91 if(!p8inf) goto p8err; 93 if (!p8inf)
94 goto p8err;
92 ret = EVP_PKCS82PKEY(p8inf); 95 ret = EVP_PKCS82PKEY(p8inf);
93 if(x) { 96 if (x) {
94 if(*x) EVP_PKEY_free((EVP_PKEY *)*x); 97 if (*x)
98 EVP_PKEY_free((EVP_PKEY *)*x);
95 *x = ret; 99 *x = ret;
96 } 100 }
97 PKCS8_PRIV_KEY_INFO_free(p8inf); 101 PKCS8_PRIV_KEY_INFO_free(p8inf);
98 } else if (strcmp(nm,PEM_STRING_PKCS8) == 0) { 102 } else if (strcmp(nm, PEM_STRING_PKCS8) == 0) {
99 PKCS8_PRIV_KEY_INFO *p8inf; 103 PKCS8_PRIV_KEY_INFO *p8inf;
100 X509_SIG *p8; 104 X509_SIG *p8;
101 int klen; 105 int klen;
102 char psbuf[PEM_BUFSIZE]; 106 char psbuf[PEM_BUFSIZE];
103 p8 = d2i_X509_SIG(NULL, &p, len); 107 p8 = d2i_X509_SIG(NULL, &p, len);
104 if(!p8) goto p8err; 108 if (!p8)
105 if (cb) klen=cb(psbuf,PEM_BUFSIZE,0,u); 109 goto p8err;
106 else klen=PEM_def_callback(psbuf,PEM_BUFSIZE,0,u); 110 if (cb)
111 klen = cb(psbuf, PEM_BUFSIZE, 0, u);
112 else
113 klen = PEM_def_callback(psbuf, PEM_BUFSIZE, 0, u);
107 if (klen <= 0) { 114 if (klen <= 0) {
108 PEMerr(PEM_F_PEM_READ_BIO_PRIVATEKEY, 115 PEMerr(PEM_F_PEM_READ_BIO_PRIVATEKEY,
109 PEM_R_BAD_PASSWORD_READ); 116 PEM_R_BAD_PASSWORD_READ);
110 X509_SIG_free(p8); 117 X509_SIG_free(p8);
111 goto err; 118 goto err;
112 } 119 }
113 p8inf = PKCS8_decrypt(p8, psbuf, klen); 120 p8inf = PKCS8_decrypt(p8, psbuf, klen);
114 X509_SIG_free(p8); 121 X509_SIG_free(p8);
115 if(!p8inf) goto p8err; 122 if (!p8inf)
123 goto p8err;
116 ret = EVP_PKCS82PKEY(p8inf); 124 ret = EVP_PKCS82PKEY(p8inf);
117 if(x) { 125 if (x) {
118 if(*x) EVP_PKEY_free((EVP_PKEY *)*x); 126 if (*x)
127 EVP_PKEY_free((EVP_PKEY *)*x);
119 *x = ret; 128 *x = ret;
120 } 129 }
121 PKCS8_PRIV_KEY_INFO_free(p8inf); 130 PKCS8_PRIV_KEY_INFO_free(p8inf);
122 } else if ((slen = pem_check_suffix(nm, "PRIVATE KEY")) > 0) 131 } else if ((slen = pem_check_suffix(nm, "PRIVATE KEY")) > 0) {
123 {
124 const EVP_PKEY_ASN1_METHOD *ameth; 132 const EVP_PKEY_ASN1_METHOD *ameth;
125 ameth = EVP_PKEY_asn1_find_str(NULL, nm, slen); 133 ameth = EVP_PKEY_asn1_find_str(NULL, nm, slen);
126 if (!ameth || !ameth->old_priv_decode) 134 if (!ameth || !ameth->old_priv_decode)
127 goto p8err; 135 goto p8err;
128 ret=d2i_PrivateKey(ameth->pkey_id,x,&p,len); 136 ret = d2i_PrivateKey(ameth->pkey_id, x,&p, len);
129 } 137 }
138
130p8err: 139p8err:
131 if (ret == NULL) 140 if (ret == NULL)
132 PEMerr(PEM_F_PEM_READ_BIO_PRIVATEKEY,ERR_R_ASN1_LIB); 141 PEMerr(PEM_F_PEM_READ_BIO_PRIVATEKEY, ERR_R_ASN1_LIB);
133err: 142err:
134 free(nm); 143 free(nm);
135 OPENSSL_cleanse(data, len); 144 OPENSSL_cleanse(data, len);
136 free(data); 145 free(data);
137 return(ret); 146 return (ret);
138 } 147}
139 148
140int PEM_write_bio_PrivateKey(BIO *bp, EVP_PKEY *x, const EVP_CIPHER *enc, 149int
141 unsigned char *kstr, int klen, 150PEM_write_bio_PrivateKey(BIO *bp, EVP_PKEY *x, const EVP_CIPHER *enc,
142 pem_password_cb *cb, void *u) 151 unsigned char *kstr, int klen, pem_password_cb *cb, void *u)
143 { 152{
144 char pem_str[80]; 153 char pem_str[80];
154
145 if (!x->ameth || x->ameth->priv_encode) 155 if (!x->ameth || x->ameth->priv_encode)
146 return PEM_write_bio_PKCS8PrivateKey(bp, x, enc, 156 return PEM_write_bio_PKCS8PrivateKey(bp, x, enc,
147 (char *)kstr, klen, 157 (char *)kstr, klen, cb, u);
148 cb, u);
149 158
150 (void) snprintf(pem_str, sizeof(pem_str), "%s PRIVATE KEY", 159 (void) snprintf(pem_str, sizeof(pem_str), "%s PRIVATE KEY",
151 x->ameth->pem_str); 160 x->ameth->pem_str);
152 return PEM_ASN1_write_bio((i2d_of_void *)i2d_PrivateKey, 161 return PEM_ASN1_write_bio((i2d_of_void *)i2d_PrivateKey,
153 pem_str,bp,x,enc,kstr,klen,cb,u); 162 pem_str, bp, x,enc, kstr, klen, cb, u);
154 } 163}
155 164
156EVP_PKEY *PEM_read_bio_Parameters(BIO *bp, EVP_PKEY **x) 165EVP_PKEY *
157 { 166PEM_read_bio_Parameters(BIO *bp, EVP_PKEY **x)
158 char *nm=NULL; 167{
159 const unsigned char *p=NULL; 168 char *nm = NULL;
160 unsigned char *data=NULL; 169 const unsigned char *p = NULL;
170 unsigned char *data = NULL;
161 long len; 171 long len;
162 int slen; 172 int slen;
163 EVP_PKEY *ret=NULL; 173 EVP_PKEY *ret = NULL;
164 174
165 if (!PEM_bytes_read_bio(&data, &len, &nm, PEM_STRING_PARAMETERS, 175 if (!PEM_bytes_read_bio(&data, &len, &nm, PEM_STRING_PARAMETERS,
166 bp, 0, NULL)) 176 bp, 0, NULL))
167 return NULL; 177 return NULL;
168 p = data; 178 p = data;
169 179
170 if ((slen = pem_check_suffix(nm, "PARAMETERS")) > 0) 180 if ((slen = pem_check_suffix(nm, "PARAMETERS")) > 0) {
171 {
172 ret = EVP_PKEY_new(); 181 ret = EVP_PKEY_new();
173 if (!ret) 182 if (!ret)
174 goto err; 183 goto err;
175 if (!EVP_PKEY_set_type_str(ret, nm, slen) 184 if (!EVP_PKEY_set_type_str(ret, nm, slen) ||
176 || !ret->ameth->param_decode 185 !ret->ameth->param_decode ||
177 || !ret->ameth->param_decode(ret, &p, len)) 186 !ret->ameth->param_decode(ret, &p, len)) {
178 {
179 EVP_PKEY_free(ret); 187 EVP_PKEY_free(ret);
180 ret = NULL; 188 ret = NULL;
181 goto err; 189 goto err;
182 } 190 }
183 if(x) 191 if (x) {
184 { 192 if (*x)
185 if(*x) EVP_PKEY_free((EVP_PKEY *)*x); 193 EVP_PKEY_free((EVP_PKEY *)*x);
186 *x = ret; 194 *x = ret;
187 }
188 } 195 }
196 }
197
189err: 198err:
190 if (ret == NULL) 199 if (ret == NULL)
191 PEMerr(PEM_F_PEM_READ_BIO_PARAMETERS,ERR_R_ASN1_LIB); 200 PEMerr(PEM_F_PEM_READ_BIO_PARAMETERS, ERR_R_ASN1_LIB);
192 free(nm); 201 free(nm);
193 free(data); 202 free(data);
194 return(ret); 203 return (ret);
195 } 204}
196 205
197int PEM_write_bio_Parameters(BIO *bp, EVP_PKEY *x) 206int
198 { 207PEM_write_bio_Parameters(BIO *bp, EVP_PKEY *x)
208{
199 char pem_str[80]; 209 char pem_str[80];
210
200 if (!x->ameth || !x->ameth->param_encode) 211 if (!x->ameth || !x->ameth->param_encode)
201 return 0; 212 return 0;
202 213
203 (void) snprintf(pem_str, sizeof(pem_str), "%s PARAMETERS", 214 (void) snprintf(pem_str, sizeof(pem_str), "%s PARAMETERS",
204 x->ameth->pem_str); 215 x->ameth->pem_str);
205 return PEM_ASN1_write_bio( 216 return PEM_ASN1_write_bio((i2d_of_void *)x->ameth->param_encode,
206 (i2d_of_void *)x->ameth->param_encode, 217 pem_str, bp, x,NULL, NULL, 0,0, NULL);
207 pem_str,bp,x,NULL,NULL,0,0,NULL); 218}
208 }
209 219
210#ifndef OPENSSL_NO_FP_API 220#ifndef OPENSSL_NO_FP_API
211EVP_PKEY *PEM_read_PrivateKey(FILE *fp, EVP_PKEY **x, pem_password_cb *cb, void *u) 221EVP_PKEY *
212 { 222PEM_read_PrivateKey(FILE *fp, EVP_PKEY **x, pem_password_cb *cb, void *u)
213 BIO *b; 223{
214 EVP_PKEY *ret; 224 BIO *b;
215 225 EVP_PKEY *ret;
216 if ((b=BIO_new(BIO_s_file())) == NULL) 226
217 { 227 if ((b = BIO_new(BIO_s_file())) == NULL) {
218 PEMerr(PEM_F_PEM_READ_PRIVATEKEY,ERR_R_BUF_LIB); 228 PEMerr(PEM_F_PEM_READ_PRIVATEKEY, ERR_R_BUF_LIB);
219 return(0); 229 return (0);
220 }
221 BIO_set_fp(b,fp,BIO_NOCLOSE);
222 ret=PEM_read_bio_PrivateKey(b,x,cb,u);
223 BIO_free(b);
224 return(ret);
225 } 230 }
226 231 BIO_set_fp(b, fp, BIO_NOCLOSE);
227int PEM_write_PrivateKey(FILE *fp, EVP_PKEY *x, const EVP_CIPHER *enc, 232 ret = PEM_read_bio_PrivateKey(b, x,cb, u);
228 unsigned char *kstr, int klen, 233 BIO_free(b);
229 pem_password_cb *cb, void *u) 234 return (ret);
230 { 235}
231 BIO *b; 236
232 int ret; 237int
233 238PEM_write_PrivateKey(FILE *fp, EVP_PKEY *x, const EVP_CIPHER *enc,
234 if ((b=BIO_new_fp(fp, BIO_NOCLOSE)) == NULL) 239 unsigned char *kstr, int klen, pem_password_cb *cb, void *u)
235 { 240{
236 PEMerr(PEM_F_PEM_WRITE_PRIVATEKEY,ERR_R_BUF_LIB); 241 BIO *b;
237 return 0; 242 int ret;
238 } 243
239 ret=PEM_write_bio_PrivateKey(b, x, enc, kstr, klen, cb, u); 244 if ((b = BIO_new_fp(fp, BIO_NOCLOSE)) == NULL) {
240 BIO_free(b); 245 PEMerr(PEM_F_PEM_WRITE_PRIVATEKEY, ERR_R_BUF_LIB);
241 return ret; 246 return 0;
242 } 247 }
248 ret = PEM_write_bio_PrivateKey(b, x, enc, kstr, klen, cb, u);
249 BIO_free(b);
250 return ret;
251}
243 252
244#endif 253#endif