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- /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
- *
- * This package is an SSL implementation written
- * by Eric Young (eay@cryptsoft.com).
- * The implementation was written so as to conform with Netscapes SSL.
- *
- * This library is free for commercial and non-commercial use as long as
- * the following conditions are aheared to. The following conditions
- * apply to all code found in this distribution, be it the RC4, RSA,
- * lhash, DES, etc., code; not just the SSL code. The SSL documentation
- * included with this distribution is covered by the same copyright terms
- * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
- * Copyright remains Eric Young's, and as such any Copyright notices in
- * the code are not to be removed.
- * If this package is used in a product, Eric Young should be given attribution
- * as the author of the parts of the library used.
- * This can be in the form of a textual message at program startup or
- * in documentation (online or textual) provided with the package.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * "This product includes cryptographic software written by
- * Eric Young (eay@cryptsoft.com)"
- * The word 'cryptographic' can be left out if the rouines from the library
- * being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
- * the apps directory (application code) you must include an acknowledgement:
- * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
- * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * The licence and distribution terms for any publically available version or
- * derivative of this code cannot be changed. i.e. this code cannot simply be
- * copied and put under another distribution licence
- * [including the GNU Public Licence.] */
-
- #include <openssl/x509.h>
-
- #include <limits.h>
-
- #include <openssl/asn1.h>
- #include <openssl/buf.h>
- #include <openssl/digest.h>
- #include <openssl/dsa.h>
- #include <openssl/evp.h>
- #include <openssl/mem.h>
- #include <openssl/rsa.h>
- #include <openssl/stack.h>
-
- int X509_verify(X509 *a, EVP_PKEY *r)
- {
- if (X509_ALGOR_cmp(a->sig_alg, a->cert_info->signature)) {
- OPENSSL_PUT_ERROR(X509, X509_R_SIGNATURE_ALGORITHM_MISMATCH);
- return 0;
- }
- return (ASN1_item_verify(ASN1_ITEM_rptr(X509_CINF), a->sig_alg,
- a->signature, a->cert_info, r));
- }
-
- int X509_REQ_verify(X509_REQ *a, EVP_PKEY *r)
- {
- return (ASN1_item_verify(ASN1_ITEM_rptr(X509_REQ_INFO),
- a->sig_alg, a->signature, a->req_info, r));
- }
-
- int X509_sign(X509 *x, EVP_PKEY *pkey, const EVP_MD *md)
- {
- x->cert_info->enc.modified = 1;
- return (ASN1_item_sign(ASN1_ITEM_rptr(X509_CINF), x->cert_info->signature,
- x->sig_alg, x->signature, x->cert_info, pkey, md));
- }
-
- int X509_sign_ctx(X509 *x, EVP_MD_CTX *ctx)
- {
- x->cert_info->enc.modified = 1;
- return ASN1_item_sign_ctx(ASN1_ITEM_rptr(X509_CINF),
- x->cert_info->signature,
- x->sig_alg, x->signature, x->cert_info, ctx);
- }
-
- int X509_REQ_sign(X509_REQ *x, EVP_PKEY *pkey, const EVP_MD *md)
- {
- return (ASN1_item_sign(ASN1_ITEM_rptr(X509_REQ_INFO), x->sig_alg, NULL,
- x->signature, x->req_info, pkey, md));
- }
-
- int X509_REQ_sign_ctx(X509_REQ *x, EVP_MD_CTX *ctx)
- {
- return ASN1_item_sign_ctx(ASN1_ITEM_rptr(X509_REQ_INFO),
- x->sig_alg, NULL, x->signature, x->req_info,
- ctx);
- }
-
- int X509_CRL_sign(X509_CRL *x, EVP_PKEY *pkey, const EVP_MD *md)
- {
- x->crl->enc.modified = 1;
- return (ASN1_item_sign(ASN1_ITEM_rptr(X509_CRL_INFO), x->crl->sig_alg,
- x->sig_alg, x->signature, x->crl, pkey, md));
- }
-
- int X509_CRL_sign_ctx(X509_CRL *x, EVP_MD_CTX *ctx)
- {
- x->crl->enc.modified = 1;
- return ASN1_item_sign_ctx(ASN1_ITEM_rptr(X509_CRL_INFO),
- x->crl->sig_alg, x->sig_alg, x->signature,
- x->crl, ctx);
- }
-
- int NETSCAPE_SPKI_sign(NETSCAPE_SPKI *x, EVP_PKEY *pkey, const EVP_MD *md)
- {
- return (ASN1_item_sign(ASN1_ITEM_rptr(NETSCAPE_SPKAC), x->sig_algor, NULL,
- x->signature, x->spkac, pkey, md));
- }
-
- int NETSCAPE_SPKI_verify(NETSCAPE_SPKI *x, EVP_PKEY *pkey)
- {
- return (ASN1_item_verify(ASN1_ITEM_rptr(NETSCAPE_SPKAC), x->sig_algor,
- x->signature, x->spkac, pkey));
- }
-
- #ifndef OPENSSL_NO_FP_API
- X509 *d2i_X509_fp(FILE *fp, X509 **x509)
- {
- return ASN1_item_d2i_fp(ASN1_ITEM_rptr(X509), fp, x509);
- }
-
- int i2d_X509_fp(FILE *fp, X509 *x509)
- {
- return ASN1_item_i2d_fp(ASN1_ITEM_rptr(X509), fp, x509);
- }
- #endif
-
- X509 *d2i_X509_bio(BIO *bp, X509 **x509)
- {
- return ASN1_item_d2i_bio(ASN1_ITEM_rptr(X509), bp, x509);
- }
-
- int i2d_X509_bio(BIO *bp, X509 *x509)
- {
- return ASN1_item_i2d_bio(ASN1_ITEM_rptr(X509), bp, x509);
- }
-
- #ifndef OPENSSL_NO_FP_API
- X509_CRL *d2i_X509_CRL_fp(FILE *fp, X509_CRL **crl)
- {
- return ASN1_item_d2i_fp(ASN1_ITEM_rptr(X509_CRL), fp, crl);
- }
-
- int i2d_X509_CRL_fp(FILE *fp, X509_CRL *crl)
- {
- return ASN1_item_i2d_fp(ASN1_ITEM_rptr(X509_CRL), fp, crl);
- }
- #endif
-
- X509_CRL *d2i_X509_CRL_bio(BIO *bp, X509_CRL **crl)
- {
- return ASN1_item_d2i_bio(ASN1_ITEM_rptr(X509_CRL), bp, crl);
- }
-
- int i2d_X509_CRL_bio(BIO *bp, X509_CRL *crl)
- {
- return ASN1_item_i2d_bio(ASN1_ITEM_rptr(X509_CRL), bp, crl);
- }
-
- #ifndef OPENSSL_NO_FP_API
- X509_REQ *d2i_X509_REQ_fp(FILE *fp, X509_REQ **req)
- {
- return ASN1_item_d2i_fp(ASN1_ITEM_rptr(X509_REQ), fp, req);
- }
-
- int i2d_X509_REQ_fp(FILE *fp, X509_REQ *req)
- {
- return ASN1_item_i2d_fp(ASN1_ITEM_rptr(X509_REQ), fp, req);
- }
- #endif
-
- X509_REQ *d2i_X509_REQ_bio(BIO *bp, X509_REQ **req)
- {
- return ASN1_item_d2i_bio(ASN1_ITEM_rptr(X509_REQ), bp, req);
- }
-
- int i2d_X509_REQ_bio(BIO *bp, X509_REQ *req)
- {
- return ASN1_item_i2d_bio(ASN1_ITEM_rptr(X509_REQ), bp, req);
- }
-
- #ifndef OPENSSL_NO_FP_API
-
- #define IMPLEMENT_D2I_FP(type, name, bio_func) \
- type *name(FILE *fp, type **obj) { \
- BIO *bio = BIO_new_fp(fp, BIO_NOCLOSE); \
- if (bio == NULL) { \
- return NULL; \
- } \
- type *ret = bio_func(bio, obj); \
- BIO_free(bio); \
- return ret; \
- }
-
- #define IMPLEMENT_I2D_FP(type, name, bio_func) \
- int name(FILE *fp, type *obj) { \
- BIO *bio = BIO_new_fp(fp, BIO_NOCLOSE); \
- if (bio == NULL) { \
- return 0; \
- } \
- int ret = bio_func(bio, obj); \
- BIO_free(bio); \
- return ret; \
- }
-
- IMPLEMENT_D2I_FP(RSA, d2i_RSAPrivateKey_fp, d2i_RSAPrivateKey_bio)
- IMPLEMENT_I2D_FP(RSA, i2d_RSAPrivateKey_fp, i2d_RSAPrivateKey_bio)
-
- IMPLEMENT_D2I_FP(RSA, d2i_RSAPublicKey_fp, d2i_RSAPublicKey_bio)
- IMPLEMENT_I2D_FP(RSA, i2d_RSAPublicKey_fp, i2d_RSAPublicKey_bio)
-
- IMPLEMENT_D2I_FP(RSA, d2i_RSA_PUBKEY_fp, d2i_RSA_PUBKEY_bio)
- IMPLEMENT_I2D_FP(RSA, i2d_RSA_PUBKEY_fp, i2d_RSA_PUBKEY_bio)
- #endif
-
- #define IMPLEMENT_D2I_BIO(type, name, d2i_func) \
- type *name(BIO *bio, type **obj) { \
- uint8_t *data; \
- size_t len; \
- if (!BIO_read_asn1(bio, &data, &len, 100 * 1024)) { \
- return NULL; \
- } \
- const uint8_t *ptr = data; \
- type *ret = d2i_func(obj, &ptr, (long)len); \
- OPENSSL_free(data); \
- return ret; \
- }
-
- #define IMPLEMENT_I2D_BIO(type, name, i2d_func) \
- int name(BIO *bio, type *obj) { \
- uint8_t *data = NULL; \
- int len = i2d_func(obj, &data); \
- if (len < 0) { \
- return 0; \
- } \
- int ret = BIO_write_all(bio, data, len); \
- OPENSSL_free(data); \
- return ret; \
- }
-
- IMPLEMENT_D2I_BIO(RSA, d2i_RSAPrivateKey_bio, d2i_RSAPrivateKey)
- IMPLEMENT_I2D_BIO(RSA, i2d_RSAPrivateKey_bio, i2d_RSAPrivateKey)
-
- IMPLEMENT_D2I_BIO(RSA, d2i_RSAPublicKey_bio, d2i_RSAPublicKey)
- IMPLEMENT_I2D_BIO(RSA, i2d_RSAPublicKey_bio, i2d_RSAPublicKey)
-
- IMPLEMENT_D2I_BIO(RSA, d2i_RSA_PUBKEY_bio, d2i_RSA_PUBKEY)
- IMPLEMENT_I2D_BIO(RSA, i2d_RSA_PUBKEY_bio, i2d_RSA_PUBKEY)
-
- #ifndef OPENSSL_NO_DSA
- # ifndef OPENSSL_NO_FP_API
- IMPLEMENT_D2I_FP(DSA, d2i_DSAPrivateKey_fp, d2i_DSAPrivateKey_bio)
- IMPLEMENT_I2D_FP(DSA, i2d_DSAPrivateKey_fp, i2d_DSAPrivateKey_bio)
-
- IMPLEMENT_D2I_FP(DSA, d2i_DSA_PUBKEY_fp, d2i_DSA_PUBKEY_bio)
- IMPLEMENT_I2D_FP(DSA, i2d_DSA_PUBKEY_fp, i2d_DSA_PUBKEY_bio)
- # endif
-
- IMPLEMENT_D2I_BIO(DSA, d2i_DSAPrivateKey_bio, d2i_DSAPrivateKey)
- IMPLEMENT_I2D_BIO(DSA, i2d_DSAPrivateKey_bio, i2d_DSAPrivateKey)
-
- IMPLEMENT_D2I_BIO(DSA, d2i_DSA_PUBKEY_bio, d2i_DSA_PUBKEY)
- IMPLEMENT_I2D_BIO(DSA, i2d_DSA_PUBKEY_bio, i2d_DSA_PUBKEY)
- #endif
-
- #ifndef OPENSSL_NO_FP_API
- IMPLEMENT_D2I_FP(EC_KEY, d2i_ECPrivateKey_fp, d2i_ECPrivateKey_bio)
- IMPLEMENT_I2D_FP(EC_KEY, i2d_ECPrivateKey_fp, i2d_ECPrivateKey_bio)
-
- IMPLEMENT_D2I_FP(EC_KEY, d2i_EC_PUBKEY_fp, d2i_EC_PUBKEY_bio)
- IMPLEMENT_I2D_FP(EC_KEY, i2d_EC_PUBKEY_fp, i2d_EC_PUBKEY_bio)
- #endif
-
- IMPLEMENT_D2I_BIO(EC_KEY, d2i_ECPrivateKey_bio, d2i_ECPrivateKey)
- IMPLEMENT_I2D_BIO(EC_KEY, i2d_ECPrivateKey_bio, i2d_ECPrivateKey)
-
- IMPLEMENT_D2I_BIO(EC_KEY, d2i_EC_PUBKEY_bio, d2i_EC_PUBKEY)
- IMPLEMENT_I2D_BIO(EC_KEY, i2d_EC_PUBKEY_bio, i2d_EC_PUBKEY)
-
- int X509_pubkey_digest(const X509 *data, const EVP_MD *type,
- unsigned char *md, unsigned int *len)
- {
- ASN1_BIT_STRING *key;
- key = X509_get0_pubkey_bitstr(data);
- if (!key)
- return 0;
- return EVP_Digest(key->data, key->length, md, len, type, NULL);
- }
-
- int X509_digest(const X509 *data, const EVP_MD *type, unsigned char *md,
- unsigned int *len)
- {
- return (ASN1_item_digest
- (ASN1_ITEM_rptr(X509), type, (char *)data, md, len));
- }
-
- int X509_CRL_digest(const X509_CRL *data, const EVP_MD *type,
- unsigned char *md, unsigned int *len)
- {
- return (ASN1_item_digest
- (ASN1_ITEM_rptr(X509_CRL), type, (char *)data, md, len));
- }
-
- int X509_REQ_digest(const X509_REQ *data, const EVP_MD *type,
- unsigned char *md, unsigned int *len)
- {
- return (ASN1_item_digest
- (ASN1_ITEM_rptr(X509_REQ), type, (char *)data, md, len));
- }
-
- int X509_NAME_digest(const X509_NAME *data, const EVP_MD *type,
- unsigned char *md, unsigned int *len)
- {
- return (ASN1_item_digest
- (ASN1_ITEM_rptr(X509_NAME), type, (char *)data, md, len));
- }
-
- #ifndef OPENSSL_NO_FP_API
- IMPLEMENT_D2I_FP(X509_SIG, d2i_PKCS8_fp, d2i_PKCS8_bio)
- IMPLEMENT_I2D_FP(X509_SIG, i2d_PKCS8_fp, i2d_PKCS8_bio)
- #endif
-
- IMPLEMENT_D2I_BIO(X509_SIG, d2i_PKCS8_bio, d2i_X509_SIG)
- IMPLEMENT_I2D_BIO(X509_SIG, i2d_PKCS8_bio, i2d_X509_SIG)
-
- #ifndef OPENSSL_NO_FP_API
- IMPLEMENT_D2I_FP(PKCS8_PRIV_KEY_INFO, d2i_PKCS8_PRIV_KEY_INFO_fp,
- d2i_PKCS8_PRIV_KEY_INFO_bio)
- IMPLEMENT_I2D_FP(PKCS8_PRIV_KEY_INFO, i2d_PKCS8_PRIV_KEY_INFO_fp,
- i2d_PKCS8_PRIV_KEY_INFO_bio)
-
- int i2d_PKCS8PrivateKeyInfo_fp(FILE *fp, EVP_PKEY *key)
- {
- PKCS8_PRIV_KEY_INFO *p8inf;
- int ret;
- p8inf = EVP_PKEY2PKCS8(key);
- if (!p8inf)
- return 0;
- ret = i2d_PKCS8_PRIV_KEY_INFO_fp(fp, p8inf);
- PKCS8_PRIV_KEY_INFO_free(p8inf);
- return ret;
- }
-
- IMPLEMENT_D2I_FP(EVP_PKEY, d2i_PrivateKey_fp, d2i_PrivateKey_bio)
- IMPLEMENT_I2D_FP(EVP_PKEY, i2d_PrivateKey_fp, i2d_PrivateKey_bio)
-
- IMPLEMENT_D2I_FP(EVP_PKEY, d2i_PUBKEY_fp, d2i_PUBKEY_bio)
- IMPLEMENT_I2D_FP(EVP_PKEY, i2d_PUBKEY_fp, i2d_PUBKEY_bio)
-
- IMPLEMENT_D2I_BIO(PKCS8_PRIV_KEY_INFO, d2i_PKCS8_PRIV_KEY_INFO_bio,
- d2i_PKCS8_PRIV_KEY_INFO)
- IMPLEMENT_I2D_BIO(PKCS8_PRIV_KEY_INFO, i2d_PKCS8_PRIV_KEY_INFO_bio,
- i2d_PKCS8_PRIV_KEY_INFO)
-
- int i2d_PKCS8PrivateKeyInfo_bio(BIO *bp, EVP_PKEY *key)
- {
- PKCS8_PRIV_KEY_INFO *p8inf;
- int ret;
- p8inf = EVP_PKEY2PKCS8(key);
- if (!p8inf)
- return 0;
- ret = i2d_PKCS8_PRIV_KEY_INFO_bio(bp, p8inf);
- PKCS8_PRIV_KEY_INFO_free(p8inf);
- return ret;
- }
- #endif
-
- IMPLEMENT_D2I_BIO(EVP_PKEY, d2i_PrivateKey_bio, d2i_AutoPrivateKey)
- IMPLEMENT_I2D_BIO(EVP_PKEY, i2d_PrivateKey_bio, i2d_PrivateKey)
-
- IMPLEMENT_D2I_BIO(EVP_PKEY, d2i_PUBKEY_bio, d2i_PUBKEY)
- IMPLEMENT_I2D_BIO(EVP_PKEY, i2d_PUBKEY_bio, i2d_PUBKEY)
-
- IMPLEMENT_D2I_BIO(DH, d2i_DHparams_bio, d2i_DHparams)
- IMPLEMENT_I2D_BIO(const DH, i2d_DHparams_bio, i2d_DHparams)
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