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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 SCALAR_AES:
return "scalar_aes";
case SCALAR_SHA256:
return "scalar_sha256";
case SCALAR_SM3:
return "scalar_sm3";
case SCALAR_SM4:
return "scalar_sm4";
case VECTOR:
return "vector";
case VECTOR_AES:
return "vector_aes";
case VECTOR_SHA256:
return "vector_sha256";
case VECTOR_SM3:
return "vector_sm3";
case VECTOR_SM4:
return "vector_sm4";
}
throw Invalid_State("CPUFeature invalid bit");
}
//static
std::optional<CPUFeature> CPUFeature::from_string(std::string_view tok) {
if(tok == "scalar_aes") {
return SCALAR_AES;
} else if(tok == "scalar_sha256") {
return SCALAR_SHA256;
} else if(tok == "scalar_sm3") {
return SCALAR_SM3;
} else if(tok == "scalar_sm4") {
return SCALAR_SM4;
} else if(tok == "vector") {
return VECTOR;
} else if(tok == "vector_aes") {
return VECTOR_AES;
} else if(tok == "vector_sha256") {
return VECTOR_SHA256;
} else if(tok == "vector_sm3") {
return VECTOR_SM3;
} else if(tok == "vector_sm4") {
return VECTOR_SM4;
} else {
return {};
}
}
} // namespace Botan