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AES-NI/NEON detection for iOS

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Requires 64-bit CPU
This commit is contained in:
Grant Limberg 2020-09-21 13:17:12 -07:00
parent 1ff45020e2
commit 0f2887265c
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GPG key ID: 2BA62CCABBB4095A
3 changed files with 22 additions and 0 deletions
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12
node/Utils.cpp
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@ -42,6 +42,10 @@
#include "Mutex.hpp"
#include "Salsa20.hpp"
#ifdef __APPLE__
#include <TargetConditionals.h>
#endif
namespace ZeroTier {
const uint64_t Utils::ZERO256[4] = {0ULL,0ULL,0ULL,0ULL};
@ -51,6 +55,13 @@ const char Utils::HEXCHARS[16] = { '0','1','2','3','4','5','6','7','8','9','a','
#ifdef ZT_ARCH_ARM_HAS_NEON
Utils::ARMCapabilities::ARMCapabilities() noexcept
{
#if TARGET_OS_IPHONE
this->aes = true;
this->crc32 = true;
this->pmull = true;
this->sha1 = true;
this->sha2 = true;
#else
#ifdef HWCAP2_AES
if (sizeof(void *) == 4) {
const long hwcaps2 = getauxval(AT_HWCAP2);
@ -70,6 +81,7 @@ Utils::ARMCapabilities::ARMCapabilities() noexcept
#ifdef HWCAP2_AES
}
#endif
#endif // TARGET_OS_IPHONE
}
const Utils::ARMCapabilities Utils::ARMCAP;