These symbols were not marked OPENSSL_EXPORT, so they weren't really usable externally anyway. They're also very sensitive to various build configuration toggles, which don't always get reflected into projects that include our headers. Move them to crypto/internal.h. Change-Id: I79a1fcf0b24e398d75a9cc6473bae28ec85cb835 Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/50846 Reviewed-by: Adam Langley <agl@google.com>fips-20220613
David Benjamin
3 years ago
committed by
Adam Langley
parent
37faa936b5
commit
661266ea06
35 changed files with 147 additions and 237 deletions
@ -1,195 +1,18 @@ |
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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* All rights reserved. |
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/* Copyright (c) 2014, Google Inc.
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* |
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* This package is an SSL implementation written |
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* by Eric Young (eay@cryptsoft.com). |
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* The implementation was written so as to conform with Netscapes SSL. |
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* Permission to use, copy, modify, and/or distribute this software for any |
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* purpose with or without fee is hereby granted, provided that the above |
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* copyright notice and this permission notice appear in all copies. |
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* |
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* This library is free for commercial and non-commercial use as long as |
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* the following conditions are aheared to. The following conditions |
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* apply to all code found in this distribution, be it the RC4, RSA, |
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation |
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* included with this distribution is covered by the same copyright terms |
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* except that the holder is Tim Hudson (tjh@cryptsoft.com). |
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* |
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* Copyright remains Eric Young's, and as such any Copyright notices in |
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* the code are not to be removed. |
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* If this package is used in a product, Eric Young should be given attribution |
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* as the author of the parts of the library used. |
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* This can be in the form of a textual message at program startup or |
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* in documentation (online or textual) provided with the package. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. All advertising materials mentioning features or use of this software |
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* must display the following acknowledgement: |
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* "This product includes cryptographic software written by |
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* Eric Young (eay@cryptsoft.com)" |
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* The word 'cryptographic' can be left out if the rouines from the library |
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* being used are not cryptographic related :-). |
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* 4. If you include any Windows specific code (or a derivative thereof) from |
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* the apps directory (application code) you must include an acknowledgement: |
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" |
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* |
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* |
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* The licence and distribution terms for any publically available version or |
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* derivative of this code cannot be changed. i.e. this code cannot simply be |
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* copied and put under another distribution licence |
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* [including the GNU Public Licence.] |
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* |
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* This product includes cryptographic software written by Eric Young |
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* (eay@cryptsoft.com). This product includes software written by Tim |
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* Hudson (tjh@cryptsoft.com). */ |
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#ifndef OPENSSL_HEADER_CPU_H |
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#define OPENSSL_HEADER_CPU_H |
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#include <openssl/base.h> |
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#include <openssl/crypto.h> |
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#if defined(__cplusplus) |
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extern "C" { |
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#endif |
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// Runtime CPU feature support
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#if defined(OPENSSL_X86) || defined(OPENSSL_X86_64) |
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// OPENSSL_ia32cap_P contains the Intel CPUID bits when running on an x86 or
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// x86-64 system.
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//
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// Index 0:
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// EDX for CPUID where EAX = 1
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// Bit 20 is always zero
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// Bit 28 is adjusted to reflect whether the data cache is shared between
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// multiple logical cores
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// Bit 30 is used to indicate an Intel CPU
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// Index 1:
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// ECX for CPUID where EAX = 1
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// Bit 11 is used to indicate AMD XOP support, not SDBG
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// Index 2:
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// EBX for CPUID where EAX = 7
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// Index 3:
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// ECX for CPUID where EAX = 7
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//
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// Note: the CPUID bits are pre-adjusted for the OSXSAVE bit and the YMM and XMM
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// bits in XCR0, so it is not necessary to check those.
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extern uint32_t OPENSSL_ia32cap_P[4]; |
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#if defined(BORINGSSL_FIPS) && !defined(BORINGSSL_SHARED_LIBRARY) |
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const uint32_t *OPENSSL_ia32cap_get(void); |
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#else |
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OPENSSL_INLINE const uint32_t *OPENSSL_ia32cap_get(void) { |
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return OPENSSL_ia32cap_P; |
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} |
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#endif |
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#endif |
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#if defined(OPENSSL_ARM) || defined(OPENSSL_AARCH64) |
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#if defined(OPENSSL_APPLE) && defined(OPENSSL_ARM) |
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// We do not detect any features at runtime for Apple's 32-bit ARM platforms. On
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// 64-bit ARM, we detect some post-ARMv8.0 features.
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#define OPENSSL_STATIC_ARMCAP |
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#endif |
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#if !defined(OPENSSL_STATIC_ARMCAP) |
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// CRYPTO_is_NEON_capable_at_runtime returns true if the current CPU has a NEON
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// unit. Note that |OPENSSL_armcap_P| also exists and contains the same
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// information in a form that's easier for assembly to use.
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OPENSSL_EXPORT int CRYPTO_is_NEON_capable_at_runtime(void); |
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// CRYPTO_is_ARMv8_AES_capable_at_runtime returns true if the current CPU
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// supports the ARMv8 AES instruction.
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int CRYPTO_is_ARMv8_AES_capable_at_runtime(void); |
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// CRYPTO_is_ARMv8_PMULL_capable_at_runtime returns true if the current CPU
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// supports the ARMv8 PMULL instruction.
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int CRYPTO_is_ARMv8_PMULL_capable_at_runtime(void); |
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#endif // !OPENSSL_STATIC_ARMCAP
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// CRYPTO_is_NEON_capable returns true if the current CPU has a NEON unit. If
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// this is known statically, it is a constant inline function.
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OPENSSL_INLINE int CRYPTO_is_NEON_capable(void) { |
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#if defined(__ARM_NEON__) || defined(__ARM_NEON) || \ |
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defined(OPENSSL_STATIC_ARMCAP_NEON) |
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return 1; |
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#elif defined(OPENSSL_STATIC_ARMCAP) |
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return 0; |
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#else |
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return CRYPTO_is_NEON_capable_at_runtime(); |
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#endif |
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} |
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OPENSSL_INLINE int CRYPTO_is_ARMv8_AES_capable(void) { |
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#if defined(OPENSSL_STATIC_ARMCAP_AES) || defined(__ARM_FEATURE_CRYPTO) |
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return 1; |
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#elif defined(OPENSSL_STATIC_ARMCAP) |
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return 0; |
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#else |
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return CRYPTO_is_ARMv8_AES_capable_at_runtime(); |
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#endif |
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} |
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OPENSSL_INLINE int CRYPTO_is_ARMv8_PMULL_capable(void) { |
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#if defined(OPENSSL_STATIC_ARMCAP_PMULL) || defined(__ARM_FEATURE_CRYPTO) |
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return 1; |
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#elif defined(OPENSSL_STATIC_ARMCAP) |
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return 0; |
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#else |
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return CRYPTO_is_ARMv8_PMULL_capable_at_runtime(); |
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#endif |
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} |
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#endif // OPENSSL_ARM || OPENSSL_AARCH64
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#if defined(OPENSSL_PPC64LE) |
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// CRYPTO_is_PPC64LE_vcrypto_capable returns true iff the current CPU supports
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// the Vector.AES category of instructions.
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int CRYPTO_is_PPC64LE_vcrypto_capable(void); |
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extern unsigned long OPENSSL_ppc64le_hwcap2; |
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#endif // OPENSSL_PPC64LE
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#if defined(BORINGSSL_DISPATCH_TEST) |
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// Runtime CPU dispatch testing support
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// BORINGSSL_function_hit is an array of flags. The following functions will
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// set these flags if BORINGSSL_DISPATCH_TEST is defined.
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// 0: aes_hw_ctr32_encrypt_blocks
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// 1: aes_hw_encrypt
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// 2: aesni_gcm_encrypt
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// 3: aes_hw_set_encrypt_key
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// 4: vpaes_encrypt
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// 5: vpaes_set_encrypt_key
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extern uint8_t BORINGSSL_function_hit[7]; |
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#endif // BORINGSSL_DISPATCH_TEST
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#if defined(__cplusplus) |
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} // extern C
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#endif |
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#endif // OPENSSL_HEADER_CPU_H
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
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* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ |
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// This header is provided for compatibility with older revisions of BoringSSL.
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// TODO(davidben): Remove this header.
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#include "crypto.h" |
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