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| author | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2022-02-13 18:41:18 +0100 |
|---|---|---|
| committer | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2022-02-13 18:42:27 +0100 |
| commit | d417b2806c88cf06f4f3baa0064d6b1f9f22037d (patch) | |
| tree | 1b9371586cde72dfebf8d1ad2552552c33e93b91 | |
| parent | be5bcbf42f4b2bdcc8307ee80fe1e954a4c481f2 (diff) | |
| download | VeraCrypt-d417b2806c88cf06f4f3baa0064d6b1f9f22037d.tar.gz VeraCrypt-d417b2806c88cf06f4f3baa0064d6b1f9f22037d.zip | |
Linux/FreeBSD: Enable building without AESNI support by setting environment variable DISABLE_AESNI to 1 during build or passing NOAESNI=1 to make command
This comes following Github issue #892 and which should be solved thanks to this.
| -rw-r--r-- | src/Crypto/cpu.c | 2 | ||||
| -rw-r--r-- | src/Crypto/cpu.h | 2 | ||||
| -rw-r--r-- | src/Makefile | 31 | ||||
| -rw-r--r-- | src/Volume/Volume.make | 4 |
4 files changed, 32 insertions, 7 deletions
diff --git a/src/Crypto/cpu.c b/src/Crypto/cpu.c index 99b81700..27d62e43 100644 --- a/src/Crypto/cpu.c +++ b/src/Crypto/cpu.c @@ -330,7 +330,9 @@ void DetectX86Features() g_hasSSE42 = g_hasSSE2 && (cpuid1[2] & (1 << 20)); g_hasSSE41 = g_hasSSE2 && (cpuid1[2] & (1 << 19)); g_hasSSSE3 = g_hasSSE2 && (cpuid1[2] & (1<<9)); +#ifndef CRYPTOPP_DISABLE_AESNI g_hasAESNI = g_hasSSE2 && (cpuid1[2] & (1<<25)); +#endif g_hasCLMUL = g_hasSSE2 && (cpuid1[2] & (1<<1)); #if !defined (_UEFI) && ((defined(__AES__) && defined(__PCLMUL__)) || defined(__INTEL_COMPILER) || CRYPTOPP_BOOL_AESNI_INTRINSICS_AVAILABLE) diff --git a/src/Crypto/cpu.h b/src/Crypto/cpu.h index 58729f32..1a3efcee 100644 --- a/src/Crypto/cpu.h +++ b/src/Crypto/cpu.h @@ -209,7 +209,9 @@ extern "C" { #endif #define CRYPTOPP_CPUID_AVAILABLE +#ifndef CRYPTOPP_DISABLE_AESNI #define TC_AES_HW_CPU +#endif // these should not be used directly extern volatile int g_x86DetectionDone; diff --git a/src/Makefile b/src/Makefile index eb87e6ea..05ea3f61 100644 --- a/src/Makefile +++ b/src/Makefile @@ -143,6 +143,7 @@ export PLATFORM_UNSUPPORTED := 0 export CPU_ARCH ?= unknown export SIMD_SUPPORTED := 0 +export DISABLE_AESNI ?= 0 ARCH ?= $(shell uname -m) @@ -176,6 +177,9 @@ ifeq "$(origin NOSSE2)" "command line" SIMD_SUPPORTED := 0 endif +ifeq "$(origin NOAESNI)" "command line" + DISABLE_AESNI := 1 +endif #------ Linux configuration ------ @@ -197,11 +201,16 @@ ifeq "$(shell uname -s)" "Linux" CFLAGS += -msse2 CXXFLAGS += -msse2 - GCC_GTEQ_440 := $(shell expr `$(CC) -dumpversion | sed -e 's/\.\([0-9][0-9]\)/\1/g' -e 's/\.\([0-9]\)/0\1/g' -e 's/^[0-9]\{3,4\}$$/&00/' -e 's/^[0-9]\{1,2\}$$/&0000/'` \>= 40400) - GCC_GTEQ_430 := $(shell expr `$(CC) -dumpversion | sed -e 's/\.\([0-9][0-9]\)/\1/g' -e 's/\.\([0-9]\)/0\1/g' -e 's/^[0-9]\{3,4\}$$/&00/' -e 's/^[0-9]\{1,2\}$$/&0000/'` \>= 40300) - ifeq "$(GCC_GTEQ_440)" "1" - CFLAGS += -maes - CXXFLAGS += -maes + ifeq "$(DISABLE_AESNI)" "1" + CFLAGS += -mno-aes -DCRYPTOPP_DISABLE_AESNI + CXXFLAGS += -mno-aes -DCRYPTOPP_DISABLE_AESNI + else + GCC_GTEQ_440 := $(shell expr `$(CC) -dumpversion | sed -e 's/\.\([0-9][0-9]\)/\1/g' -e 's/\.\([0-9]\)/0\1/g' -e 's/^[0-9]\{3,4\}$$/&00/' -e 's/^[0-9]\{1,2\}$$/&0000/'` \>= 40400) + GCC_GTEQ_430 := $(shell expr `$(CC) -dumpversion | sed -e 's/\.\([0-9][0-9]\)/\1/g' -e 's/\.\([0-9]\)/0\1/g' -e 's/^[0-9]\{3,4\}$$/&00/' -e 's/^[0-9]\{1,2\}$$/&0000/'` \>= 40300) + ifeq "$(GCC_GTEQ_440)" "1" + CFLAGS += -maes + CXXFLAGS += -maes + endif endif ifeq "$(GCC_GTEQ_430)" "1" @@ -365,8 +374,16 @@ ifeq "$(shell uname -s)" "FreeBSD" endif ifeq "$(SIMD_SUPPORTED)" "1" - CFLAGS += -msse2 -maes - CXXFLAGS += -msse2 -maes + CFLAGS += -msse2 + CXXFLAGS += -msse2 + + ifeq "$(DISABLE_AESNI)" "1" + CFLAGS += -mno-aes -DCRYPTOPP_DISABLE_AESNI + CXXFLAGS += -mno-aes -DCRYPTOPP_DISABLE_AESNI + else + CFLAGS += -maes + CXXFLAGS += -maes + endif ifeq "$(origin SSSE3)" "command line" CFLAGS += -mssse3 diff --git a/src/Volume/Volume.make b/src/Volume/Volume.make index 224eff66..a7f9ef0a 100644 --- a/src/Volume/Volume.make +++ b/src/Volume/Volume.make @@ -47,12 +47,16 @@ ifeq "$(PLATFORM)" "MacOSX" OBJSEX += ../Crypto/sha512_sse4.oo else ifeq "$(CPU_ARCH)" "x86" OBJS += ../Crypto/Aes_x86.o +ifeq "$(DISABLE_AESNI)" "0" OBJS += ../Crypto/Aes_hw_cpu.o +endif OBJS += ../Crypto/sha256-x86-nayuki.o OBJS += ../Crypto/sha512-x86-nayuki.o else ifeq "$(CPU_ARCH)" "x64" OBJS += ../Crypto/Aes_x64.o +ifeq "$(DISABLE_AESNI)" "0" OBJS += ../Crypto/Aes_hw_cpu.o +endif OBJS += ../Crypto/Twofish_x64.o OBJS += ../Crypto/Camellia_x64.o OBJS += ../Crypto/Camellia_aesni_x64.o |