| 1 | #ifndef HEADER_CURL_X509ASN1_H
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| 2 | #define HEADER_CURL_X509ASN1_H
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| 3 |
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| 4 | /***************************************************************************
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| 5 | * _ _ ____ _
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| 6 | * Project ___| | | | _ \| |
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| 7 | * / __| | | | |_) | |
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| 8 | * | (__| |_| | _ <| |___
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| 9 | * \___|\___/|_| \_\_____|
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| 10 | *
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| 11 | * Copyright (C) Daniel Stenberg, <[email protected]>, et al.
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| 12 | *
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| 13 | * This software is licensed as described in the file COPYING, which
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| 14 | * you should have received as part of this distribution. The terms
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| 15 | * are also available at https://curl.se/docs/copyright.html.
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| 16 | *
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| 17 | * You may opt to use, copy, modify, merge, publish, distribute and/or sell
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| 18 | * copies of the Software, and permit persons to whom the Software is
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| 19 | * furnished to do so, under the terms of the COPYING file.
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| 20 | *
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| 21 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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| 22 | * KIND, either express or implied.
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| 23 | *
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| 24 | * SPDX-License-Identifier: curl
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| 25 | *
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| 26 | ***************************************************************************/
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| 27 |
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| 28 | #include "curl_setup.h"
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| 29 |
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| 30 | #if defined(USE_GNUTLS) || defined(USE_WOLFSSL) || \
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| 31 | defined(USE_SCHANNEL) || defined(USE_SECTRANSP) || \
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| 32 | defined(USE_MBEDTLS)
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| 33 |
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| 34 | #include "cfilters.h"
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| 35 | #include "urldata.h"
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| 36 |
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| 37 | /*
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| 38 | * Types.
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| 39 | */
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| 40 |
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| 41 | /* ASN.1 parsed element. */
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| 42 | struct Curl_asn1Element {
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| 43 | const char *header; /* Pointer to header byte. */
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| 44 | const char *beg; /* Pointer to element data. */
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| 45 | const char *end; /* Pointer to 1st byte after element. */
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| 46 | unsigned char class; /* ASN.1 element class. */
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| 47 | unsigned char tag; /* ASN.1 element tag. */
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| 48 | bool constructed; /* Element is constructed. */
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| 49 | };
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| 50 |
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| 51 | /* X509 certificate: RFC 5280. */
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| 52 | struct Curl_X509certificate {
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| 53 | struct Curl_asn1Element certificate;
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| 54 | struct Curl_asn1Element version;
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| 55 | struct Curl_asn1Element serialNumber;
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| 56 | struct Curl_asn1Element signatureAlgorithm;
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| 57 | struct Curl_asn1Element signature;
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| 58 | struct Curl_asn1Element issuer;
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| 59 | struct Curl_asn1Element notBefore;
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| 60 | struct Curl_asn1Element notAfter;
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| 61 | struct Curl_asn1Element subject;
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| 62 | struct Curl_asn1Element subjectPublicKeyInfo;
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| 63 | struct Curl_asn1Element subjectPublicKeyAlgorithm;
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| 64 | struct Curl_asn1Element subjectPublicKey;
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| 65 | struct Curl_asn1Element issuerUniqueID;
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| 66 | struct Curl_asn1Element subjectUniqueID;
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| 67 | struct Curl_asn1Element extensions;
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| 68 | };
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| 69 |
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| 70 | /*
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| 71 | * Prototypes.
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| 72 | */
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| 73 |
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| 74 | int Curl_parseX509(struct Curl_X509certificate *cert,
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| 75 | const char *beg, const char *end);
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| 76 | CURLcode Curl_extract_certinfo(struct Curl_easy *data, int certnum,
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| 77 | const char *beg, const char *end);
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| 78 | CURLcode Curl_verifyhost(struct Curl_cfilter *cf, struct Curl_easy *data,
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| 79 | const char *beg, const char *end);
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| 80 |
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| 81 | #ifdef UNITTESTS
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| 82 | #if defined(USE_GNUTLS) || defined(USE_SCHANNEL) || defined(USE_SECTRANSP) || \
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| 83 | defined(USE_MBEDTLS)
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| 84 |
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| 85 | /* used by unit1656.c */
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| 86 | CURLcode Curl_x509_GTime2str(struct dynbuf *store,
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| 87 | const char *beg, const char *end);
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| 88 | #endif
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| 89 | #endif
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| 90 |
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| 91 | #endif /* USE_GNUTLS or USE_WOLFSSL or USE_SCHANNEL or USE_SECTRANSP */
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| 92 | #endif /* HEADER_CURL_X509ASN1_H */
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