diff options
Diffstat (limited to 'src/crypto/x509/x509spki.c')
-rw-r--r-- | src/crypto/x509/x509spki.c | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/src/crypto/x509/x509spki.c b/src/crypto/x509/x509spki.c new file mode 100644 index 0000000..9bab957 --- /dev/null +++ b/src/crypto/x509/x509spki.c @@ -0,0 +1,135 @@ +/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL + * project 1999. */ +/* ==================================================================== + * Copyright (c) 1999 The OpenSSL Project. All rights reserved. + * + * 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 above 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 acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * licensing@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED 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 OpenSSL PROJECT OR + * ITS 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. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). */ + +#include <string.h> + +#include <openssl/base64.h> +#include <openssl/err.h> +#include <openssl/mem.h> +#include <openssl/x509.h> + + +int NETSCAPE_SPKI_set_pubkey(NETSCAPE_SPKI *x, EVP_PKEY *pkey) +{ + if ((x == NULL) || (x->spkac == NULL)) return(0); + return(X509_PUBKEY_set(&(x->spkac->pubkey),pkey)); +} + +EVP_PKEY *NETSCAPE_SPKI_get_pubkey(NETSCAPE_SPKI *x) +{ + if ((x == NULL) || (x->spkac == NULL)) + return(NULL); + return(X509_PUBKEY_get(x->spkac->pubkey)); +} + +/* Load a Netscape SPKI from a base64 encoded string */ + +NETSCAPE_SPKI * NETSCAPE_SPKI_b64_decode(const char *str, int len) +{ + unsigned char *spki_der; + const unsigned char *p; + size_t spki_len; + NETSCAPE_SPKI *spki; + if (len <= 0) + len = strlen(str); + if (!EVP_DecodedLength(&spki_len, len)) { + OPENSSL_PUT_ERROR(X509, NETSCAPE_SPKI_b64_decode, X509_R_BASE64_DECODE_ERROR); + return NULL; + } + if (!(spki_der = OPENSSL_malloc(spki_len))) { + OPENSSL_PUT_ERROR(X509, NETSCAPE_SPKI_b64_decode, ERR_R_MALLOC_FAILURE); + return NULL; + } + if (!EVP_DecodeBase64(spki_der, &spki_len, spki_len, (const uint8_t *)str, len)) { + OPENSSL_PUT_ERROR(X509, NETSCAPE_SPKI_b64_decode, X509_R_BASE64_DECODE_ERROR); + OPENSSL_free(spki_der); + return NULL; + } + p = spki_der; + spki = d2i_NETSCAPE_SPKI(NULL, &p, spki_len); + OPENSSL_free(spki_der); + return spki; +} + +/* Generate a base64 encoded string from an SPKI */ + +char * NETSCAPE_SPKI_b64_encode(NETSCAPE_SPKI *spki) +{ + unsigned char *der_spki, *p; + char *b64_str; + size_t b64_len; + int der_len; + der_len = i2d_NETSCAPE_SPKI(spki, NULL); + if (!EVP_EncodedLength(&b64_len, der_len)) + { + OPENSSL_PUT_ERROR(X509, NETSCAPE_SPKI_b64_encode, ERR_R_OVERFLOW); + return NULL; + } + der_spki = OPENSSL_malloc(der_len); + if (der_spki == NULL) { + OPENSSL_PUT_ERROR(X509, NETSCAPE_SPKI_b64_encode, ERR_R_MALLOC_FAILURE); + return NULL; + } + b64_str = OPENSSL_malloc(b64_len); + if (b64_str == NULL) { + OPENSSL_free(der_spki); + OPENSSL_PUT_ERROR(X509, NETSCAPE_SPKI_b64_encode, ERR_R_MALLOC_FAILURE); + return NULL; + } + p = der_spki; + i2d_NETSCAPE_SPKI(spki, &p); + EVP_EncodeBlock((unsigned char *)b64_str, der_spki, der_len); + OPENSSL_free(der_spki); + return b64_str; +} |