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1 /* crypto/pem/pem_pkey.c */ | 1 /* crypto/pem/pem_pkey.c */ |
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 * |
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 |
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58 | 58 |
59 #include <stdio.h> | 59 #include <stdio.h> |
60 #include "cryptlib.h" | 60 #include "cryptlib.h" |
61 #include <openssl/buffer.h> | 61 #include <openssl/buffer.h> |
62 #include <openssl/objects.h> | 62 #include <openssl/objects.h> |
63 #include <openssl/evp.h> | 63 #include <openssl/evp.h> |
64 #include <openssl/rand.h> | 64 #include <openssl/rand.h> |
65 #include <openssl/x509.h> | 65 #include <openssl/x509.h> |
66 #include <openssl/pkcs12.h> | 66 #include <openssl/pkcs12.h> |
67 #include <openssl/pem.h> | 67 #include <openssl/pem.h> |
| 68 #ifndef OPENSSL_NO_ENGINE |
| 69 #include <openssl/engine.h> |
| 70 #endif |
| 71 #include "asn1_locl.h" |
68 | 72 |
| 73 int pem_check_suffix(const char *pem_str, const char *suffix); |
69 | 74 |
70 EVP_PKEY *PEM_read_bio_PrivateKey(BIO *bp, EVP_PKEY **x, pem_password_cb *cb, vo
id *u) | 75 EVP_PKEY *PEM_read_bio_PrivateKey(BIO *bp, EVP_PKEY **x, pem_password_cb *cb, vo
id *u) |
71 { | 76 { |
72 char *nm=NULL; | 77 char *nm=NULL; |
73 const unsigned char *p=NULL; | 78 const unsigned char *p=NULL; |
74 unsigned char *data=NULL; | 79 unsigned char *data=NULL; |
75 long len; | 80 long len; |
| 81 int slen; |
76 EVP_PKEY *ret=NULL; | 82 EVP_PKEY *ret=NULL; |
77 | 83 |
78 if (!PEM_bytes_read_bio(&data, &len, &nm, PEM_STRING_EVP_PKEY, bp, cb, u
)) | 84 if (!PEM_bytes_read_bio(&data, &len, &nm, PEM_STRING_EVP_PKEY, bp, cb, u
)) |
79 return NULL; | 85 return NULL; |
80 p = data; | 86 p = data; |
81 | 87 |
82 » if (strcmp(nm,PEM_STRING_RSA) == 0) | 88 » if (strcmp(nm,PEM_STRING_PKCS8INF) == 0) { |
83 » » ret=d2i_PrivateKey(EVP_PKEY_RSA,x,&p,len); | |
84 » else if (strcmp(nm,PEM_STRING_DSA) == 0) | |
85 » » ret=d2i_PrivateKey(EVP_PKEY_DSA,x,&p,len); | |
86 » else if (strcmp(nm,PEM_STRING_ECPRIVATEKEY) == 0) | |
87 » » ret=d2i_PrivateKey(EVP_PKEY_EC,x,&p,len); | |
88 » else if (strcmp(nm,PEM_STRING_PKCS8INF) == 0) { | |
89 PKCS8_PRIV_KEY_INFO *p8inf; | 89 PKCS8_PRIV_KEY_INFO *p8inf; |
90 p8inf=d2i_PKCS8_PRIV_KEY_INFO(NULL, &p, len); | 90 p8inf=d2i_PKCS8_PRIV_KEY_INFO(NULL, &p, len); |
91 if(!p8inf) goto p8err; | 91 if(!p8inf) goto p8err; |
92 ret = EVP_PKCS82PKEY(p8inf); | 92 ret = EVP_PKCS82PKEY(p8inf); |
93 if(x) { | 93 if(x) { |
94 if(*x) EVP_PKEY_free((EVP_PKEY *)*x); | 94 if(*x) EVP_PKEY_free((EVP_PKEY *)*x); |
95 *x = ret; | 95 *x = ret; |
96 } | 96 } |
97 PKCS8_PRIV_KEY_INFO_free(p8inf); | 97 PKCS8_PRIV_KEY_INFO_free(p8inf); |
98 } else if (strcmp(nm,PEM_STRING_PKCS8) == 0) { | 98 } else if (strcmp(nm,PEM_STRING_PKCS8) == 0) { |
(...skipping 13 matching lines...) Expand all Loading... |
112 } | 112 } |
113 p8inf = PKCS8_decrypt(p8, psbuf, klen); | 113 p8inf = PKCS8_decrypt(p8, psbuf, klen); |
114 X509_SIG_free(p8); | 114 X509_SIG_free(p8); |
115 if(!p8inf) goto p8err; | 115 if(!p8inf) goto p8err; |
116 ret = EVP_PKCS82PKEY(p8inf); | 116 ret = EVP_PKCS82PKEY(p8inf); |
117 if(x) { | 117 if(x) { |
118 if(*x) EVP_PKEY_free((EVP_PKEY *)*x); | 118 if(*x) EVP_PKEY_free((EVP_PKEY *)*x); |
119 *x = ret; | 119 *x = ret; |
120 } | 120 } |
121 PKCS8_PRIV_KEY_INFO_free(p8inf); | 121 PKCS8_PRIV_KEY_INFO_free(p8inf); |
122 » } | 122 » } else if ((slen = pem_check_suffix(nm, "PRIVATE KEY")) > 0) |
| 123 » » { |
| 124 » » const EVP_PKEY_ASN1_METHOD *ameth; |
| 125 » » ameth = EVP_PKEY_asn1_find_str(NULL, nm, slen); |
| 126 » » if (!ameth || !ameth->old_priv_decode) |
| 127 » » » goto p8err; |
| 128 » » ret=d2i_PrivateKey(ameth->pkey_id,x,&p,len); |
| 129 » » } |
123 p8err: | 130 p8err: |
124 if (ret == NULL) | 131 if (ret == NULL) |
125 PEMerr(PEM_F_PEM_READ_BIO_PRIVATEKEY,ERR_R_ASN1_LIB); | 132 PEMerr(PEM_F_PEM_READ_BIO_PRIVATEKEY,ERR_R_ASN1_LIB); |
126 err: | 133 err: |
127 OPENSSL_free(nm); | 134 OPENSSL_free(nm); |
128 OPENSSL_cleanse(data, len); | 135 OPENSSL_cleanse(data, len); |
129 OPENSSL_free(data); | 136 OPENSSL_free(data); |
130 return(ret); | 137 return(ret); |
131 } | 138 } |
132 | 139 |
| 140 int PEM_write_bio_PrivateKey(BIO *bp, EVP_PKEY *x, const EVP_CIPHER *enc, |
| 141 unsigned char *kstr, int klen, |
| 142 pem_password_cb *cb, void *u) |
| 143 { |
| 144 char pem_str[80]; |
| 145 if (!x->ameth || x->ameth->priv_encode) |
| 146 return PEM_write_bio_PKCS8PrivateKey(bp, x, enc, |
| 147 (char *)kstr, klen, |
| 148 cb, u); |
| 149 |
| 150 BIO_snprintf(pem_str, 80, "%s PRIVATE KEY", x->ameth->pem_str); |
| 151 return PEM_ASN1_write_bio((i2d_of_void *)i2d_PrivateKey, |
| 152 pem_str,bp,x,enc,kstr,klen,cb,u); |
| 153 } |
| 154 |
| 155 EVP_PKEY *PEM_read_bio_Parameters(BIO *bp, EVP_PKEY **x) |
| 156 { |
| 157 char *nm=NULL; |
| 158 const unsigned char *p=NULL; |
| 159 unsigned char *data=NULL; |
| 160 long len; |
| 161 int slen; |
| 162 EVP_PKEY *ret=NULL; |
| 163 |
| 164 if (!PEM_bytes_read_bio(&data, &len, &nm, PEM_STRING_PARAMETERS, |
| 165 bp, 0, NULL)) |
| 166 return NULL; |
| 167 p = data; |
| 168 |
| 169 if ((slen = pem_check_suffix(nm, "PARAMETERS")) > 0) |
| 170 { |
| 171 ret = EVP_PKEY_new(); |
| 172 if (!ret) |
| 173 goto err; |
| 174 if (!EVP_PKEY_set_type_str(ret, nm, slen) |
| 175 || !ret->ameth->param_decode |
| 176 || !ret->ameth->param_decode(ret, &p, len)) |
| 177 { |
| 178 EVP_PKEY_free(ret); |
| 179 ret = NULL; |
| 180 goto err; |
| 181 } |
| 182 if(x) |
| 183 { |
| 184 if(*x) EVP_PKEY_free((EVP_PKEY *)*x); |
| 185 *x = ret; |
| 186 } |
| 187 } |
| 188 err: |
| 189 if (ret == NULL) |
| 190 PEMerr(PEM_F_PEM_READ_BIO_PARAMETERS,ERR_R_ASN1_LIB); |
| 191 OPENSSL_free(nm); |
| 192 OPENSSL_free(data); |
| 193 return(ret); |
| 194 } |
| 195 |
| 196 int PEM_write_bio_Parameters(BIO *bp, EVP_PKEY *x) |
| 197 { |
| 198 char pem_str[80]; |
| 199 if (!x->ameth || !x->ameth->param_encode) |
| 200 return 0; |
| 201 |
| 202 BIO_snprintf(pem_str, 80, "%s PARAMETERS", x->ameth->pem_str); |
| 203 return PEM_ASN1_write_bio( |
| 204 (i2d_of_void *)x->ameth->param_encode, |
| 205 pem_str,bp,x,NULL,NULL,0,0,NULL); |
| 206 } |
| 207 |
133 #ifndef OPENSSL_NO_FP_API | 208 #ifndef OPENSSL_NO_FP_API |
134 EVP_PKEY *PEM_read_PrivateKey(FILE *fp, EVP_PKEY **x, pem_password_cb *cb, void
*u) | 209 EVP_PKEY *PEM_read_PrivateKey(FILE *fp, EVP_PKEY **x, pem_password_cb *cb, void
*u) |
135 { | 210 { |
136 BIO *b; | 211 BIO *b; |
137 EVP_PKEY *ret; | 212 EVP_PKEY *ret; |
138 | 213 |
139 if ((b=BIO_new(BIO_s_file())) == NULL) | 214 if ((b=BIO_new(BIO_s_file())) == NULL) |
140 { | 215 { |
141 PEMerr(PEM_F_PEM_READ_PRIVATEKEY,ERR_R_BUF_LIB); | 216 PEMerr(PEM_F_PEM_READ_PRIVATEKEY,ERR_R_BUF_LIB); |
142 return(0); | 217 return(0); |
143 } | 218 } |
144 BIO_set_fp(b,fp,BIO_NOCLOSE); | 219 BIO_set_fp(b,fp,BIO_NOCLOSE); |
145 ret=PEM_read_bio_PrivateKey(b,x,cb,u); | 220 ret=PEM_read_bio_PrivateKey(b,x,cb,u); |
146 BIO_free(b); | 221 BIO_free(b); |
147 return(ret); | 222 return(ret); |
148 } | 223 } |
| 224 |
| 225 int PEM_write_PrivateKey(FILE *fp, EVP_PKEY *x, const EVP_CIPHER *enc, |
| 226 unsigned char *kstr, int klen, |
| 227 pem_password_cb *cb, void *u) |
| 228 { |
| 229 BIO *b; |
| 230 int ret; |
| 231 |
| 232 if ((b=BIO_new_fp(fp, BIO_NOCLOSE)) == NULL) |
| 233 { |
| 234 PEMerr(PEM_F_PEM_WRITE_PRIVATEKEY,ERR_R_BUF_LIB); |
| 235 return 0; |
| 236 } |
| 237 ret=PEM_write_bio_PrivateKey(b, x, enc, kstr, klen, cb, u); |
| 238 BIO_free(b); |
| 239 return ret; |
| 240 } |
| 241 |
149 #endif | 242 #endif |
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