return (bool)has_aes_instructions;
}
- __cpuid(cpuid_results, 0);
- /*
- * MSB LSB
- * EBX = 'u' 'n' 'e' 'G'
- * EDX = 'I' 'e' 'n' 'i'
- * ECX = 'l' 'e' 't' 'n'
- */
- if (memcmp((unsigned char *)&cpuid_results[1], "Genu", 4) != 0 ||
- memcmp((unsigned char *)&cpuid_results[3],
- "ineI", 4) != 0 ||
- memcmp((unsigned char *)&cpuid_results[2],
- "ntel", 4) != 0) {
- has_aes_instructions = 0;
- return (bool)has_aes_instructions;
- }
-
__cpuid(cpuid_results, 1);
has_aes_instructions = !!(cpuid_results[2] & (1 << 25));
return (bool)has_aes_instructions;