include/openssl/opensslconf.h - boringssl - Git at Google


            
            // Copyright 2014 The BoringSSL Authors

            
            //

            
            // Licensed under the Apache License, Version 2.0 (the "License");

            
            // you may not use this file except in compliance with the License.

            
            // You may obtain a copy of the License at

            
            //

            
            //     https://www.apache.org/licenses/LICENSE-2.0

            
            //

            
            // Unless required by applicable law or agreed to in writing, software

            
            // distributed under the License is distributed on an "AS IS" BASIS,

            
            // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

            
            // See the License for the specific language governing permissions and

            
            // limitations under the License.


            // This header is provided in order to make compiling against code that expects

            
            // OpenSSL easier.


            #ifndef OPENSSL_HEADER_OPENSSLCONF_H

            
            #define OPENSSL_HEADER_OPENSSLCONF_H


            // Keep in sync with the list in rust/bssl-sys/build.rs.


            #define OPENSSL_NO_ASYNC

            
            #define OPENSSL_NO_BF

            
            #define OPENSSL_NO_BLAKE2

            
            #define OPENSSL_NO_BUF_FREELISTS

            
            #define OPENSSL_NO_CAMELLIA

            
            #define OPENSSL_NO_CAPIENG

            
            #define OPENSSL_NO_CAST

            
            #define OPENSSL_NO_COMP

            
            #define OPENSSL_NO_CT

            
            #define OPENSSL_NO_DANE

            
            #define OPENSSL_NO_DEPRECATED

            
            #define OPENSSL_NO_DGRAM

            
            #define OPENSSL_NO_DYNAMIC_ENGINE

            
            #define OPENSSL_NO_EC_NISTP_64_GCC_128

            
            #define OPENSSL_NO_EC2M

            
            #define OPENSSL_NO_EGD

            
            #define OPENSSL_NO_ENGINE

            
            #define OPENSSL_NO_GMP

            
            #define OPENSSL_NO_GOST

            
            #define OPENSSL_NO_HEARTBEATS

            
            #define OPENSSL_NO_HW

            
            #define OPENSSL_NO_IDEA

            
            #define OPENSSL_NO_JPAKE

            
            #define OPENSSL_NO_KRB5

            
            #define OPENSSL_NO_MD2

            
            #define OPENSSL_NO_MDC2

            
            #define OPENSSL_NO_OCB

            
            #define OPENSSL_NO_OCSP

            
            #define OPENSSL_NO_RC2

            
            #define OPENSSL_NO_RC5

            
            #define OPENSSL_NO_RFC3779

            
            #define OPENSSL_NO_RIPEMD

            
            #define OPENSSL_NO_RMD160

            
            #define OPENSSL_NO_SCTP

            
            #define OPENSSL_NO_SEED

            
            #define OPENSSL_NO_SM2

            
            #define OPENSSL_NO_SM3

            
            #define OPENSSL_NO_SM4

            
            #define OPENSSL_NO_SRP

            
            #define OPENSSL_NO_SSL_TRACE

            
            #define OPENSSL_NO_SSL2

            
            #define OPENSSL_NO_SSL3

            
            #define OPENSSL_NO_SSL3_METHOD

            
            #define OPENSSL_NO_STATIC_ENGINE

            
            #define OPENSSL_NO_STORE

            
            #define OPENSSL_NO_UI_CONSOLE

            
            #define OPENSSL_NO_WHIRLPOOL


            // We do not implement OpenSSL's CMS API, except for a tiny subset. Projects

            
            // targeting the tiny subset can define BORINGSSL_NO_NO_CMS to suppress

            
            // OPENSSL_NO_CMS, to make it easier to compile code that expects OpenSSL. This

            
            // option does not change what APIs are exposed by BoringSSL, only this macro.

            
            #if !defined(BORINGSSL_NO_NO_CMS)

            
            #define OPENSSL_NO_CMS

            
            #endif


            // C and C++ handle inline functions differently. In C++, an inline function is

            
            // defined in just the header file, potentially emitted in multiple compilation

            
            // units (in cases the compiler did not inline), but each copy must be identical

            
            // to satisfy ODR. In C, a non-static inline must be manually emitted in exactly

            
            // one compilation unit with a separate extern inline declaration.

            
            //

            
            // In both languages, exported inline functions referencing file-local symbols

            
            // are problematic. C forbids this altogether (though GCC and Clang seem not to

            
            // enforce it). It works in C++, but ODR requires the definitions be identical,

            
            // including all names in the definitions resolving to the "same entity". In

            
            // practice, this is unlikely to be a problem, but an inline function that

            
            // returns a pointer to a file-local symbol

            
            // could compile oddly.

            
            //

            
            // Historically, we used static inline in headers. However, to satisfy ODR, use

            
            // plain inline in C++, to allow inline consumer functions to call our header

            
            // functions. Plain inline would also work better with C99 inline, but that is

            
            // not used much in practice, extern inline is tedious, and there are conflicts

            
            // with the old gnu89 model:

            
            // https://stackoverflow.com/questions/216510/extern-inline

            
            //

            
            // So in C, always use static inline, whereas in C++, use static inline

            
            // only if `BORINGSSL_ALWAYS_USE_STATIC_INLINE` is defined (which may be useful

            
            // for some FFI integrations in conjunction with `BORINGSSL_PREFIX`, as static

            
            // inline functions are local to the compilation unit and need no prefix).

            
            #if !defined(__cplusplus) && !defined(BORINGSSL_ALWAYS_USE_STATIC_INLINE)

            
            #define BORINGSSL_ALWAYS_USE_STATIC_INLINE

            
            #endif


            #endif  // OPENSSL_HEADER_OPENSSLCONF_H
	// Copyright 2014 The BoringSSL Authors
	//
	// Licensed under the Apache License, Version 2.0 (the "License");
	// you may not use this file except in compliance with the License.
	// You may obtain a copy of the License at
	//
	// https://www.apache.org/licenses/LICENSE-2.0
	//
	// Unless required by applicable law or agreed to in writing, software
	// distributed under the License is distributed on an "AS IS" BASIS,
	// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	// See the License for the specific language governing permissions and
	// limitations under the License.

	// This header is provided in order to make compiling against code that expects
	// OpenSSL easier.

	#ifndef OPENSSL_HEADER_OPENSSLCONF_H
	#define OPENSSL_HEADER_OPENSSLCONF_H

	// Keep in sync with the list in rust/bssl-sys/build.rs.

	#define OPENSSL_NO_ASYNC
	#define OPENSSL_NO_BF
	#define OPENSSL_NO_BLAKE2
	#define OPENSSL_NO_BUF_FREELISTS
	#define OPENSSL_NO_CAMELLIA
	#define OPENSSL_NO_CAPIENG
	#define OPENSSL_NO_CAST
	#define OPENSSL_NO_COMP
	#define OPENSSL_NO_CT
	#define OPENSSL_NO_DANE
	#define OPENSSL_NO_DEPRECATED
	#define OPENSSL_NO_DGRAM
	#define OPENSSL_NO_DYNAMIC_ENGINE
	#define OPENSSL_NO_EC_NISTP_64_GCC_128
	#define OPENSSL_NO_EC2M
	#define OPENSSL_NO_EGD
	#define OPENSSL_NO_ENGINE
	#define OPENSSL_NO_GMP
	#define OPENSSL_NO_GOST
	#define OPENSSL_NO_HEARTBEATS
	#define OPENSSL_NO_HW
	#define OPENSSL_NO_IDEA
	#define OPENSSL_NO_JPAKE
	#define OPENSSL_NO_KRB5
	#define OPENSSL_NO_MD2
	#define OPENSSL_NO_MDC2
	#define OPENSSL_NO_OCB
	#define OPENSSL_NO_OCSP
	#define OPENSSL_NO_RC2
	#define OPENSSL_NO_RC5
	#define OPENSSL_NO_RFC3779
	#define OPENSSL_NO_RIPEMD
	#define OPENSSL_NO_RMD160
	#define OPENSSL_NO_SCTP
	#define OPENSSL_NO_SEED
	#define OPENSSL_NO_SM2
	#define OPENSSL_NO_SM3
	#define OPENSSL_NO_SM4
	#define OPENSSL_NO_SRP
	#define OPENSSL_NO_SSL_TRACE
	#define OPENSSL_NO_SSL2
	#define OPENSSL_NO_SSL3
	#define OPENSSL_NO_SSL3_METHOD
	#define OPENSSL_NO_STATIC_ENGINE
	#define OPENSSL_NO_STORE
	#define OPENSSL_NO_UI_CONSOLE
	#define OPENSSL_NO_WHIRLPOOL

	// We do not implement OpenSSL's CMS API, except for a tiny subset. Projects
	// targeting the tiny subset can define BORINGSSL_NO_NO_CMS to suppress
	// OPENSSL_NO_CMS, to make it easier to compile code that expects OpenSSL. This
	// option does not change what APIs are exposed by BoringSSL, only this macro.
	#if !defined(BORINGSSL_NO_NO_CMS)
	#define OPENSSL_NO_CMS
	#endif

	// C and C++ handle inline functions differently. In C++, an inline function is
	// defined in just the header file, potentially emitted in multiple compilation
	// units (in cases the compiler did not inline), but each copy must be identical
	// to satisfy ODR. In C, a non-static inline must be manually emitted in exactly
	// one compilation unit with a separate extern inline declaration.
	//
	// In both languages, exported inline functions referencing file-local symbols
	// are problematic. C forbids this altogether (though GCC and Clang seem not to
	// enforce it). It works in C++, but ODR requires the definitions be identical,
	// including all names in the definitions resolving to the "same entity". In
	// practice, this is unlikely to be a problem, but an inline function that
	// returns a pointer to a file-local symbol
	// could compile oddly.
	//
	// Historically, we used static inline in headers. However, to satisfy ODR, use
	// plain inline in C++, to allow inline consumer functions to call our header
	// functions. Plain inline would also work better with C99 inline, but that is
	// not used much in practice, extern inline is tedious, and there are conflicts
	// with the old gnu89 model:
	// https://stackoverflow.com/questions/216510/extern-inline
	//
	// So in C, always use static inline, whereas in C++, use static inline
	// only if `BORINGSSL_ALWAYS_USE_STATIC_INLINE` is defined (which may be useful
	// for some FFI integrations in conjunction with `BORINGSSL_PREFIX`, as static
	// inline functions are local to the compilation unit and need no prefix).
	#if !defined(__cplusplus) && !defined(BORINGSSL_ALWAYS_USE_STATIC_INLINE)
	#define BORINGSSL_ALWAYS_USE_STATIC_INLINE
	#endif

	#endif // OPENSSL_HEADER_OPENSSLCONF_H