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| author | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2020-06-18 16:41:24 +0200 |
|---|---|---|
| committer | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2020-06-19 01:28:07 +0200 |
| commit | 0e3f4c40e3b1c5d8958148b079d4e9c6ae60ae69 (patch) | |
| tree | f5f9889f046af1e17312346fcb9e898d4d6cb713 /src/Crypto | |
| parent | eaf400b088c147042457a15bd4a3d44941e86cb0 (diff) | |
| download | VeraCrypt-0e3f4c40e3b1c5d8958148b079d4e9c6ae60ae69.tar.gz VeraCrypt-0e3f4c40e3b1c5d8958148b079d4e9c6ae60ae69.zip | |
Windows: remove duplicated function to detect AES-NI support in CPU
Diffstat (limited to 'src/Crypto')
| -rw-r--r-- | src/Crypto/Aes_hw_cpu.h | 2 | ||||
| -rw-r--r-- | src/Crypto/cpu.c | 22 |
2 files changed, 2 insertions, 22 deletions
diff --git a/src/Crypto/Aes_hw_cpu.h b/src/Crypto/Aes_hw_cpu.h index 8977cbc0..b294e2ee 100644 --- a/src/Crypto/Aes_hw_cpu.h +++ b/src/Crypto/Aes_hw_cpu.h @@ -20,7 +20,9 @@ extern "C" { #endif +#if defined (TC_WINDOWS_BOOT) byte is_aes_hw_cpu_supported (); +#endif void aes_hw_cpu_enable_sse (); void aes_hw_cpu_decrypt (const byte *ks, byte *data); void aes_hw_cpu_decrypt_32_blocks (const byte *ks, byte *data); diff --git a/src/Crypto/cpu.c b/src/Crypto/cpu.c index 4aeb8d39..99b81700 100644 --- a/src/Crypto/cpu.c +++ b/src/Crypto/cpu.c @@ -422,28 +422,6 @@ void DetectX86Features() *((volatile int*)&g_x86DetectionDone) = 1; } -int is_aes_hw_cpu_supported () -{ - int bHasAESNI = 0; - uint32 cpuid[4]; - - if (CpuId(1, cpuid)) - { - if (cpuid[2] & (1<<25)) - bHasAESNI = 1; -#if !defined (_UEFI) && ((defined(__AES__) && defined(__PCLMUL__)) || defined(__INTEL_COMPILER) || CRYPTOPP_BOOL_AESNI_INTRINSICS_AVAILABLE) - // Hypervisor = bit 31 of ECX of CPUID leaf 0x1 - // reference: http://artemonsecurity.com/vmde.pdf - if (!bHasAESNI && (cpuid[2] & (1<<31))) - { - bHasAESNI = Detect_MS_HyperV_AES (); - } -#endif - } - - return bHasAESNI; -} - void DisableCPUExtendedFeatures () { g_hasSSE2 = 0; |