h2-mod/deps/curl/lib/vtls/schannel_int.h

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2024-03-07 03:33:59 -05:00
#ifndef HEADER_CURL_SCHANNEL_INT_H
#define HEADER_CURL_SCHANNEL_INT_H
/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) Marc Hoersken, <info@marc-hoersken.de>, et al.
* Copyright (C) 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
#if defined(__MINGW32__) || defined(CERT_CHAIN_REVOCATION_CHECK_CHAIN)
#define HAS_MANUAL_VERIFY_API
#endif
#if defined(CryptStringToBinary) && defined(CRYPT_STRING_HEX) \
&& !defined(DISABLE_SCHANNEL_CLIENT_CERT)
#define HAS_CLIENT_CERT_PATH
#endif
#ifndef CRYPT_DECODE_NOCOPY_FLAG
#define CRYPT_DECODE_NOCOPY_FLAG 0x1
#endif
#ifndef CRYPT_DECODE_ALLOC_FLAG
#define CRYPT_DECODE_ALLOC_FLAG 0x8000
#endif
#ifndef CERT_ALT_NAME_DNS_NAME
#define CERT_ALT_NAME_DNS_NAME 3
#endif
#ifndef CERT_ALT_NAME_IP_ADDRESS
#define CERT_ALT_NAME_IP_ADDRESS 8
#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 /* SCH_CREDENTIALS_VERSION */
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 schannel_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 recv() (that is, status is
SEC_E_INCOMPLETE_MESSAGE) then set this true. after an recv() adds
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 /* USE_SCHANNEL */
#endif /* HEADER_CURL_SCHANNEL_INT_H */