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/**
* (C) 2025 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#include <botan/internal/cpuid_features.h>
#include <botan/exceptn.h>
namespace Botan {
std::string CPUFeature::to_string() const {
switch(m_bit) {
case CPUFeature::Bit::ALTIVEC:
return "altivec";
case CPUFeature::Bit::POWER_CRYPTO:
return "power_crypto";
case CPUFeature::Bit::DARN:
return "darn";
}
throw Invalid_State("CPUFeature invalid bit");
}
//static
std::optional<CPUFeature> CPUFeature::from_string(std::string_view tok) {
if(tok == "altivec" || tok == "simd") {
return CPUFeature::Bit::ALTIVEC;
} else if(tok == "power_crypto") {
return CPUFeature::Bit::POWER_CRYPTO;
} else if(tok == "darn" || tok == "darn_rng") {
// TODO(Botan4) remove "darn_rng"
return CPUFeature::Bit::DARN;
} else {
return {};
}
}
} // namespace Botan