| #ifndef HEADER_CURL_SCHANNEL_H |
| #define HEADER_CURL_SCHANNEL_H |
| /*************************************************************************** |
| * _ _ ____ _ |
| * Project ___| | | | _ \| | |
| * / __| | | | |_) | | |
| * | (__| |_| | _ <| |___ |
| * \___|\___/|_| \_\_____| |
| * |
| * Copyright (C) 2012, Marc Hoersken, <info@marc-hoersken.de>, et al. |
| * Copyright (C) 2012 - 2022, Daniel Stenberg, <daniel@haxx.se>, et al. |
| * |
| * This software is licensed as described in the file COPYING, which |
| * you should have received as part of this distribution. The terms |
| * are also available at https://curl.se/docs/copyright.html. |
| * |
| * You may opt to use, copy, modify, merge, publish, distribute and/or sell |
| * copies of the Software, and permit persons to whom the Software is |
| * furnished to do so, under the terms of the COPYING file. |
| * |
| * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY |
| * KIND, either express or implied. |
| * |
| * SPDX-License-Identifier: curl |
| * |
| ***************************************************************************/ |
| #include "curl_setup.h" |
| |
| #ifdef USE_SCHANNEL |
| |
| #define SCHANNEL_USE_BLACKLISTS 1 |
| |
| #ifdef _MSC_VER |
| #pragma warning(push) |
| #pragma warning(disable: 4201) |
| #endif |
| #include <subauth.h> |
| #ifdef _MSC_VER |
| #pragma warning(pop) |
| #endif |
| /* Wincrypt must be included before anything that could include OpenSSL. */ |
| #if defined(USE_WIN32_CRYPTO) |
| #include <wincrypt.h> |
| /* Undefine wincrypt conflicting symbols for BoringSSL. */ |
| #undef X509_NAME |
| #undef X509_EXTENSIONS |
| #undef PKCS7_ISSUER_AND_SERIAL |
| #undef PKCS7_SIGNER_INFO |
| #undef OCSP_REQUEST |
| #undef OCSP_RESPONSE |
| #endif |
| |
| #include <schnlsp.h> |
| #include <schannel.h> |
| #include "curl_sspi.h" |
| |
| #include "urldata.h" |
| |
| /* <wincrypt.h> has been included via the above <schnlsp.h>. |
| * Or in case of ldap.c, it was included via <winldap.h>. |
| * And since <wincrypt.h> has this: |
| * #define X509_NAME ((LPCSTR) 7) |
| * |
| * And in BoringSSL's <openssl/base.h> there is: |
| * typedef struct X509_name_st X509_NAME; |
| * etc. |
| * |
| * this will cause all kinds of C-preprocessing paste errors in |
| * BoringSSL's <openssl/x509.h>: So just undefine those defines here |
| * (and only here). |
| */ |
| #if defined(HAVE_BORINGSSL) || defined(OPENSSL_IS_BORINGSSL) |
| # undef X509_NAME |
| # undef X509_CERT_PAIR |
| # undef X509_EXTENSIONS |
| #endif |
| |
| extern const struct Curl_ssl Curl_ssl_schannel; |
| |
| CURLcode Curl_verify_certificate(struct Curl_easy *data, |
| struct connectdata *conn, int sockindex); |
| |
| /* structs to expose only in schannel.c and schannel_verify.c */ |
| #ifdef EXPOSE_SCHANNEL_INTERNAL_STRUCTS |
| |
| #include <wincrypt.h> |
| |
| #ifdef __MINGW32__ |
| #ifdef __MINGW64_VERSION_MAJOR |
| #define HAS_MANUAL_VERIFY_API |
| #endif |
| #else |
| #ifdef CERT_CHAIN_REVOCATION_CHECK_CHAIN |
| #define HAS_MANUAL_VERIFY_API |
| #endif |
| #endif |
| |
| #if defined(CryptStringToBinary) && defined(CRYPT_STRING_HEX) \ |
| && !defined(DISABLE_SCHANNEL_CLIENT_CERT) |
| #define HAS_CLIENT_CERT_PATH |
| #endif |
| |
| #ifndef SCH_CREDENTIALS_VERSION |
| |
| #define SCH_CREDENTIALS_VERSION 0x00000005 |
| |
| typedef enum _eTlsAlgorithmUsage |
| { |
| TlsParametersCngAlgUsageKeyExchange, |
| TlsParametersCngAlgUsageSignature, |
| TlsParametersCngAlgUsageCipher, |
| TlsParametersCngAlgUsageDigest, |
| TlsParametersCngAlgUsageCertSig |
| } eTlsAlgorithmUsage; |
| |
| typedef struct _CRYPTO_SETTINGS |
| { |
| eTlsAlgorithmUsage eAlgorithmUsage; |
| UNICODE_STRING strCngAlgId; |
| DWORD cChainingModes; |
| PUNICODE_STRING rgstrChainingModes; |
| DWORD dwMinBitLength; |
| DWORD dwMaxBitLength; |
| } CRYPTO_SETTINGS, * PCRYPTO_SETTINGS; |
| |
| typedef struct _TLS_PARAMETERS |
| { |
| DWORD cAlpnIds; |
| PUNICODE_STRING rgstrAlpnIds; |
| DWORD grbitDisabledProtocols; |
| DWORD cDisabledCrypto; |
| PCRYPTO_SETTINGS pDisabledCrypto; |
| DWORD dwFlags; |
| } TLS_PARAMETERS, * PTLS_PARAMETERS; |
| |
| typedef struct _SCH_CREDENTIALS |
| { |
| DWORD dwVersion; |
| DWORD dwCredFormat; |
| DWORD cCreds; |
| PCCERT_CONTEXT* paCred; |
| HCERTSTORE hRootStore; |
| |
| DWORD cMappers; |
| struct _HMAPPER **aphMappers; |
| |
| DWORD dwSessionLifespan; |
| DWORD dwFlags; |
| DWORD cTlsParameters; |
| PTLS_PARAMETERS pTlsParameters; |
| } SCH_CREDENTIALS, * PSCH_CREDENTIALS; |
| |
| #define SCH_CRED_MAX_SUPPORTED_PARAMETERS 16 |
| #define SCH_CRED_MAX_SUPPORTED_ALPN_IDS 16 |
| #define SCH_CRED_MAX_SUPPORTED_CRYPTO_SETTINGS 16 |
| #define SCH_CRED_MAX_SUPPORTED_CHAINING_MODES 16 |
| |
| #endif |
| |
| struct Curl_schannel_cred { |
| CredHandle cred_handle; |
| TimeStamp time_stamp; |
| TCHAR *sni_hostname; |
| #ifdef HAS_CLIENT_CERT_PATH |
| HCERTSTORE client_cert_store; |
| #endif |
| int refcount; |
| }; |
| |
| struct Curl_schannel_ctxt { |
| CtxtHandle ctxt_handle; |
| TimeStamp time_stamp; |
| }; |
| |
| struct ssl_backend_data { |
| struct Curl_schannel_cred *cred; |
| struct Curl_schannel_ctxt *ctxt; |
| SecPkgContext_StreamSizes stream_sizes; |
| size_t encdata_length, decdata_length; |
| size_t encdata_offset, decdata_offset; |
| unsigned char *encdata_buffer, *decdata_buffer; |
| /* encdata_is_incomplete: if encdata contains only a partial record that |
| can't be decrypted without another Curl_read_plain (that is, status is |
| SEC_E_INCOMPLETE_MESSAGE) then set this true. after Curl_read_plain writes |
| more bytes into encdata then set this back to false. */ |
| bool encdata_is_incomplete; |
| unsigned long req_flags, ret_flags; |
| CURLcode recv_unrecoverable_err; /* schannel_recv had an unrecoverable err */ |
| bool recv_sspi_close_notify; /* true if connection closed by close_notify */ |
| bool recv_connection_closed; /* true if connection closed, regardless how */ |
| bool recv_renegotiating; /* true if recv is doing renegotiation */ |
| bool use_alpn; /* true if ALPN is used for this connection */ |
| #ifdef HAS_MANUAL_VERIFY_API |
| bool use_manual_cred_validation; /* true if manual cred validation is used */ |
| #endif |
| }; |
| #endif /* EXPOSE_SCHANNEL_INTERNAL_STRUCTS */ |
| |
| #endif /* USE_SCHANNEL */ |
| #endif /* HEADER_CURL_SCHANNEL_H */ |