[331] | 1 | /*
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| 2 | * Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved.
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| 3 | *
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| 4 | * Licensed under the OpenSSL license (the "License"). You may not use
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| 5 | * this file except in compliance with the License. You can obtain a copy
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| 6 | * in the file LICENSE in the source distribution or at
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| 7 | * https://www.openssl.org/source/license.html
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| 8 | */
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| 9 |
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| 10 | #include <stdio.h>
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| 11 | #include "internal/cryptlib.h"
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| 12 | #include <openssl/x509.h>
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| 13 |
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| 14 | int NETSCAPE_SPKI_set_pubkey(NETSCAPE_SPKI *x, EVP_PKEY *pkey)
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| 15 | {
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| 16 | if ((x == NULL) || (x->spkac == NULL))
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| 17 | return (0);
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| 18 | return (X509_PUBKEY_set(&(x->spkac->pubkey), pkey));
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| 19 | }
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| 20 |
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| 21 | EVP_PKEY *NETSCAPE_SPKI_get_pubkey(NETSCAPE_SPKI *x)
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| 22 | {
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| 23 | if ((x == NULL) || (x->spkac == NULL))
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| 24 | return (NULL);
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| 25 | return (X509_PUBKEY_get(x->spkac->pubkey));
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| 26 | }
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| 27 |
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| 28 | /* Load a Netscape SPKI from a base64 encoded string */
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| 29 |
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| 30 | NETSCAPE_SPKI *NETSCAPE_SPKI_b64_decode(const char *str, int len)
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| 31 | {
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| 32 | unsigned char *spki_der;
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| 33 | const unsigned char *p;
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| 34 | int spki_len;
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| 35 | NETSCAPE_SPKI *spki;
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| 36 | if (len <= 0)
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| 37 | len = strlen(str);
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| 38 | if ((spki_der = OPENSSL_malloc(len + 1)) == NULL) {
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| 39 | X509err(X509_F_NETSCAPE_SPKI_B64_DECODE, ERR_R_MALLOC_FAILURE);
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| 40 | return NULL;
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| 41 | }
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| 42 | spki_len = EVP_DecodeBlock(spki_der, (const unsigned char *)str, len);
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| 43 | if (spki_len < 0) {
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| 44 | X509err(X509_F_NETSCAPE_SPKI_B64_DECODE, X509_R_BASE64_DECODE_ERROR);
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| 45 | OPENSSL_free(spki_der);
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| 46 | return NULL;
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| 47 | }
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| 48 | p = spki_der;
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| 49 | spki = d2i_NETSCAPE_SPKI(NULL, &p, spki_len);
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| 50 | OPENSSL_free(spki_der);
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| 51 | return spki;
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| 52 | }
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| 53 |
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| 54 | /* Generate a base64 encoded string from an SPKI */
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| 55 |
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| 56 | char *NETSCAPE_SPKI_b64_encode(NETSCAPE_SPKI *spki)
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| 57 | {
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| 58 | unsigned char *der_spki, *p;
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| 59 | char *b64_str;
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| 60 | int der_len;
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| 61 | der_len = i2d_NETSCAPE_SPKI(spki, NULL);
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| 62 | der_spki = OPENSSL_malloc(der_len);
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| 63 | b64_str = OPENSSL_malloc(der_len * 2);
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| 64 | if (der_spki == NULL || b64_str == NULL) {
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| 65 | X509err(X509_F_NETSCAPE_SPKI_B64_ENCODE, ERR_R_MALLOC_FAILURE);
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| 66 | OPENSSL_free(der_spki);
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| 67 | OPENSSL_free(b64_str);
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| 68 | return NULL;
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| 69 | }
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| 70 | p = der_spki;
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| 71 | i2d_NETSCAPE_SPKI(spki, &p);
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| 72 | EVP_EncodeBlock((unsigned char *)b64_str, der_spki, der_len);
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| 73 | OPENSSL_free(der_spki);
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| 74 | return b64_str;
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| 75 | }
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