| 1 | #ifndef HEADER_CURL_SSLUSE_H
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| 2 | #define HEADER_CURL_SSLUSE_H
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| 3 | /***************************************************************************
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| 4 | * _ _ ____ _
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| 5 | * Project ___| | | | _ \| |
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| 6 | * / __| | | | |_) | |
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| 7 | * | (__| |_| | _ <| |___
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| 8 | * \___|\___/|_| \_\_____|
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| 9 | *
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| 10 | * Copyright (C) Daniel Stenberg, <[email protected]>, et al.
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| 11 | *
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| 12 | * This software is licensed as described in the file COPYING, which
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| 13 | * you should have received as part of this distribution. The terms
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| 14 | * are also available at https://curl.se/docs/copyright.html.
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| 15 | *
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| 16 | * You may opt to use, copy, modify, merge, publish, distribute and/or sell
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| 17 | * copies of the Software, and permit persons to whom the Software is
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| 18 | * furnished to do so, under the terms of the COPYING file.
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| 19 | *
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| 20 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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| 21 | * KIND, either express or implied.
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| 22 | *
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| 23 | * SPDX-License-Identifier: curl
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| 24 | *
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| 25 | ***************************************************************************/
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| 26 |
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| 27 | #include "curl_setup.h"
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| 28 |
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| 29 | #ifdef USE_OPENSSL
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| 30 | /*
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| 31 | * This header should only be needed to get included by vtls.c, openssl.c
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| 32 | * and ngtcp2.c
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| 33 | */
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| 34 | #include <openssl/ossl_typ.h>
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| 35 | #include <openssl/ssl.h>
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| 36 |
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| 37 | #include "urldata.h"
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| 38 |
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| 39 | /* Struct to hold a Curl OpenSSL instance */
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| 40 | struct ossl_ctx {
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| 41 | /* these ones requires specific SSL-types */
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| 42 | SSL_CTX* ssl_ctx;
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| 43 | SSL* ssl;
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| 44 | X509* server_cert;
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| 45 | BIO_METHOD *bio_method;
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| 46 | CURLcode io_result; /* result of last BIO cfilter operation */
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| 47 | #ifndef HAVE_KEYLOG_CALLBACK
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| 48 | /* Set to true once a valid keylog entry has been created to avoid dupes.
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| 49 | This is a bool and not a bitfield because it is passed by address. */
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| 50 | bool keylog_done;
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| 51 | #endif
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| 52 | BIT(x509_store_setup); /* x509 store has been set up */
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| 53 | BIT(reused_session); /* session-ID was reused for this */
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| 54 | };
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| 55 |
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| 56 | typedef CURLcode Curl_ossl_ctx_setup_cb(struct Curl_cfilter *cf,
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| 57 | struct Curl_easy *data,
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| 58 | void *user_data);
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| 59 |
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| 60 | typedef int Curl_ossl_new_session_cb(SSL *ssl, SSL_SESSION *ssl_sessionid);
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| 61 |
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| 62 | CURLcode Curl_ossl_ctx_init(struct ossl_ctx *octx,
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| 63 | struct Curl_cfilter *cf,
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| 64 | struct Curl_easy *data,
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| 65 | struct ssl_peer *peer,
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| 66 | int transport, /* TCP or QUIC */
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| 67 | const unsigned char *alpn, size_t alpn_len,
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| 68 | Curl_ossl_ctx_setup_cb *cb_setup,
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| 69 | void *cb_user_data,
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| 70 | Curl_ossl_new_session_cb *cb_new_session,
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| 71 | void *ssl_user_data);
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| 72 |
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| 73 | #if (OPENSSL_VERSION_NUMBER < 0x30000000L)
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| 74 | #define SSL_get1_peer_certificate SSL_get_peer_certificate
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| 75 | #endif
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| 76 |
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| 77 | extern const struct Curl_ssl Curl_ssl_openssl;
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| 78 |
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| 79 | /**
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| 80 | * Setup the OpenSSL X509_STORE in `ssl_ctx` for the cfilter `cf` and
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| 81 | * easy handle `data`. Will allow reuse of a shared cache if suitable
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| 82 | * and configured.
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| 83 | */
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| 84 | CURLcode Curl_ssl_setup_x509_store(struct Curl_cfilter *cf,
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| 85 | struct Curl_easy *data,
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| 86 | SSL_CTX *ssl_ctx);
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| 87 |
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| 88 | CURLcode Curl_ossl_ctx_configure(struct Curl_cfilter *cf,
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| 89 | struct Curl_easy *data,
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| 90 | SSL_CTX *ssl_ctx);
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| 91 |
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| 92 | /*
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| 93 | * Add a new session to the cache. Takes ownership of the session.
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| 94 | */
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| 95 | CURLcode Curl_ossl_add_session(struct Curl_cfilter *cf,
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| 96 | struct Curl_easy *data,
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| 97 | const struct ssl_peer *peer,
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| 98 | SSL_SESSION *ssl_sessionid);
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| 99 |
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| 100 | /*
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| 101 | * Get the server cert, verify it and show it, etc., only call failf() if
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| 102 | * ssl config verifypeer or -host is set. Otherwise all this is for
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| 103 | * informational purposes only!
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| 104 | */
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| 105 | CURLcode Curl_oss_check_peer_cert(struct Curl_cfilter *cf,
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| 106 | struct Curl_easy *data,
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| 107 | struct ossl_ctx *octx,
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| 108 | struct ssl_peer *peer);
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| 109 |
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| 110 | #endif /* USE_OPENSSL */
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| 111 | #endif /* HEADER_CURL_SSLUSE_H */
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