mirror of https://github.com/openssl/openssl
79 lines
2.2 KiB
C
79 lines
2.2 KiB
C
/*
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* Copyright 1999-2021 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <stdio.h>
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#include "internal/cryptlib.h"
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#include <openssl/x509.h>
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int NETSCAPE_SPKI_set_pubkey(NETSCAPE_SPKI *x, EVP_PKEY *pkey)
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{
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if ((x == NULL) || (x->spkac == NULL))
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return 0;
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return X509_PUBKEY_set(&(x->spkac->pubkey), pkey);
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}
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EVP_PKEY *NETSCAPE_SPKI_get_pubkey(NETSCAPE_SPKI *x)
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{
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if ((x == NULL) || (x->spkac == NULL))
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return NULL;
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return X509_PUBKEY_get(x->spkac->pubkey);
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}
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/* Load a Netscape SPKI from a base64 encoded string */
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NETSCAPE_SPKI *NETSCAPE_SPKI_b64_decode(const char *str, int len)
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{
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unsigned char *spki_der;
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const unsigned char *p;
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int spki_len;
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NETSCAPE_SPKI *spki;
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if (len <= 0)
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len = strlen(str);
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if ((spki_der = OPENSSL_malloc(len + 1)) == NULL) {
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ERR_raise(ERR_LIB_X509, ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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spki_len = EVP_DecodeBlock(spki_der, (const unsigned char *)str, len);
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if (spki_len < 0) {
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ERR_raise(ERR_LIB_X509, X509_R_BASE64_DECODE_ERROR);
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OPENSSL_free(spki_der);
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return NULL;
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}
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p = spki_der;
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spki = d2i_NETSCAPE_SPKI(NULL, &p, spki_len);
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OPENSSL_free(spki_der);
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return spki;
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}
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/* Generate a base64 encoded string from an SPKI */
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char *NETSCAPE_SPKI_b64_encode(NETSCAPE_SPKI *spki)
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{
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unsigned char *der_spki, *p;
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char *b64_str;
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int der_len;
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der_len = i2d_NETSCAPE_SPKI(spki, NULL);
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if (der_len <= 0)
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return NULL;
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der_spki = OPENSSL_malloc(der_len);
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b64_str = OPENSSL_malloc(der_len * 2);
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if (der_spki == NULL || b64_str == NULL) {
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ERR_raise(ERR_LIB_X509, ERR_R_MALLOC_FAILURE);
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OPENSSL_free(der_spki);
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OPENSSL_free(b64_str);
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return NULL;
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}
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p = der_spki;
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i2d_NETSCAPE_SPKI(spki, &p);
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EVP_EncodeBlock((unsigned char *)b64_str, der_spki, der_len);
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OPENSSL_free(der_spki);
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return b64_str;
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}
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