diff --git a/cipher/Makefile.am b/cipher/Makefile.am
index 110a48b2..599e3c10 100644
--- a/cipher/Makefile.am
+++ b/cipher/Makefile.am
@@ -1,133 +1,133 @@
# Makefile for cipher modules
# Copyright (C) 1998, 1999, 2000, 2001, 2002,
# 2003, 2009 Free Software Foundation, Inc.
#
# This file is part of Libgcrypt.
#
# Libgcrypt is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation; either version 2.1 of
# the License, or (at your option) any later version.
#
# Libgcrypt is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this program; if not, see .
# Process this file with automake to produce Makefile.in
# Need to include ../src in addition to top_srcdir because gcrypt.h is
# a built header.
AM_CPPFLAGS = -I../src -I$(top_srcdir)/src -I../mpi -I$(top_srcdir)/mpi
AM_CFLAGS = $(GPG_ERROR_CFLAGS)
AM_CCASFLAGS = $(NOEXECSTACK_FLAGS)
EXTRA_DIST = gost-s-box.c
CLEANFILES = gost-s-box
DISTCLEANFILES = gost-sb.h
noinst_LTLIBRARIES = libcipher.la
GCRYPT_MODULES = @GCRYPT_CIPHERS@ @GCRYPT_PUBKEY_CIPHERS@ \
@GCRYPT_DIGESTS@ @GCRYPT_KDFS@
libcipher_la_DEPENDENCIES = $(GCRYPT_MODULES)
libcipher_la_LIBADD = $(GCRYPT_MODULES)
libcipher_la_SOURCES = \
cipher.c cipher-internal.h \
cipher-cbc.c cipher-cfb.c cipher-ofb.c cipher-ctr.c cipher-aeswrap.c \
cipher-ccm.c cipher-cmac.c cipher-gcm.c cipher-gcm-intel-pclmul.c \
cipher-gcm-armv8-aarch32-ce.S cipher-gcm-armv8-aarch64-ce.S \
cipher-poly1305.c cipher-ocb.c cipher-xts.c cipher-eax.c \
cipher-selftest.c cipher-selftest.h \
pubkey.c pubkey-internal.h pubkey-util.c \
md.c \
mac.c mac-internal.h \
mac-hmac.c mac-cmac.c mac-gmac.c mac-poly1305.c \
poly1305.c poly1305-internal.h \
kdf.c kdf-internal.h \
hmac-tests.c \
bithelp.h \
bufhelp.h \
primegen.c \
hash-common.c hash-common.h \
dsa-common.c rsa-common.c \
sha1.h
EXTRA_libcipher_la_SOURCES = \
asm-common-amd64.h \
arcfour.c arcfour-amd64.S \
blowfish.c blowfish-amd64.S blowfish-arm.S \
cast5.c cast5-amd64.S cast5-arm.S \
chacha20.c chacha20-amd64-ssse3.S chacha20-amd64-avx2.S chacha20-armv7-neon.S \
chacha20-aarch64.S \
crc.c \
crc-intel-pclmul.c \
des.c des-amd64.S \
dsa.c \
elgamal.c \
ecc.c ecc-curves.c ecc-misc.c ecc-common.h \
ecc-ecdsa.c ecc-eddsa.c ecc-gost.c \
idea.c \
gost28147.c gost.h \
gostr3411-94.c \
md4.c \
md5.c \
rijndael.c rijndael-internal.h rijndael-tables.h rijndael-aesni.c \
rijndael-padlock.c rijndael-amd64.S rijndael-arm.S \
rijndael-ssse3-amd64.c rijndael-ssse3-amd64-asm.S \
rijndael-armv8-ce.c rijndael-armv8-aarch32-ce.S rijndael-armv8-aarch64-ce.S \
rijndael-aarch64.S \
rmd160.c \
rsa.c \
salsa20.c salsa20-amd64.S salsa20-armv7-neon.S \
scrypt.c \
seed.c \
serpent.c serpent-sse2-amd64.S serpent-avx2-amd64.S serpent-armv7-neon.S \
sha1.c sha1-ssse3-amd64.S sha1-avx-amd64.S sha1-avx-bmi2-amd64.S \
sha1-armv7-neon.S sha1-armv8-aarch32-ce.S sha1-armv8-aarch64-ce.S \
sha1-intel-shaext.c \
sha256.c sha256-ssse3-amd64.S sha256-avx-amd64.S sha256-avx2-bmi2-amd64.S \
- sha256-armv8-aarch32-ce.S sha256-armv8-aarch64-ce.S \
+ sha256-armv8-aarch32-ce.S sha256-armv8-aarch64-ce.S sha256-intel-shaext.c \
sha512.c sha512-ssse3-amd64.S sha512-avx-amd64.S sha512-avx2-bmi2-amd64.S \
sha512-armv7-neon.S sha512-arm.S \
sm3.c \
keccak.c keccak_permute_32.h keccak_permute_64.h keccak-armv7-neon.S \
stribog.c \
tiger.c \
whirlpool.c whirlpool-sse2-amd64.S \
twofish.c twofish-amd64.S twofish-arm.S twofish-aarch64.S \
twofish-avx2-amd64.S \
rfc2268.c \
camellia.c camellia.h camellia-glue.c camellia-aesni-avx-amd64.S \
camellia-aesni-avx2-amd64.S camellia-arm.S camellia-aarch64.S \
blake2.c \
blake2b-amd64-avx2.S blake2s-amd64-avx.S
gost28147.lo: gost-sb.h
gost-sb.h: gost-s-box
./gost-s-box $@
gost-s-box: gost-s-box.c
$(CC_FOR_BUILD) -o $@ $(srcdir)/gost-s-box.c
if ENABLE_O_FLAG_MUNGING
o_flag_munging = sed -e 's/-O\([2-9s][2-9s]*\)/-O1/' -e 's/-Ofast/-O1/g'
else
o_flag_munging = cat
endif
# We need to lower the optimization for this module.
tiger.o: $(srcdir)/tiger.c
`echo $(COMPILE) -c $(srcdir)/tiger.c | $(o_flag_munging) `
tiger.lo: $(srcdir)/tiger.c
`echo $(LTCOMPILE) -c $(srcdir)/tiger.c | $(o_flag_munging) `
diff --git a/cipher/sha256-intel-shaext.c b/cipher/sha256-intel-shaext.c
new file mode 100644
index 00000000..0c107bb4
--- /dev/null
+++ b/cipher/sha256-intel-shaext.c
@@ -0,0 +1,352 @@
+/* sha256-intel-shaext.S - SHAEXT accelerated SHA-256 transform function
+ * Copyright (C) 2018 Jussi Kivilinna
+ *
+ * This file is part of Libgcrypt.
+ *
+ * Libgcrypt is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * Libgcrypt is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see .
+ */
+
+#include
+
+#include "types.h"
+
+#if defined(HAVE_GCC_INLINE_ASM_SHAEXT) && \
+ defined(HAVE_GCC_INLINE_ASM_SSE41) && defined(USE_SHA256) && \
+ defined(ENABLE_SHAEXT_SUPPORT)
+
+#if _GCRY_GCC_VERSION >= 40400 /* 4.4 */
+/* Prevent compiler from issuing SSE instructions between asm blocks. */
+# pragma GCC target("no-sse")
+#endif
+
+/* Two macros to be called prior and after the use of SHA-EXT
+ instructions. There should be no external function calls between
+ the use of these macros. There purpose is to make sure that the
+ SSE regsiters are cleared and won't reveal any information about
+ the key or the data. */
+#ifdef __WIN64__
+/* XMM6-XMM15 are callee-saved registers on WIN64. */
+# define shaext_prepare_variable char win64tmp[2*16]
+# define shaext_prepare_variable_size sizeof(win64tmp)
+# define shaext_prepare() \
+ do { asm volatile ("movdqu %%xmm6, (%0)\n" \
+ "movdqu %%xmm7, (%1)\n" \
+ : \
+ : "r" (&win64tmp[0]), "r" (&win64tmp[16]) \
+ : "memory"); \
+ } while (0)
+# define shaext_cleanup(tmp0,tmp1) \
+ do { asm volatile ("movdqu (%0), %%xmm6\n" \
+ "movdqu (%1), %%xmm7\n" \
+ "pxor %%xmm0, %%xmm0\n" \
+ "pxor %%xmm1, %%xmm1\n" \
+ "pxor %%xmm2, %%xmm2\n" \
+ "pxor %%xmm3, %%xmm3\n" \
+ "pxor %%xmm4, %%xmm4\n" \
+ "pxor %%xmm5, %%xmm5\n" \
+ "movdqa %%xmm0, (%2)\n\t" \
+ "movdqa %%xmm0, (%3)\n\t" \
+ : \
+ : "r" (&win64tmp[0]), "r" (&win64tmp[16]), \
+ "r" (tmp0), "r" (tmp1) \
+ : "memory"); \
+ } while (0)
+#else
+# define shaext_prepare_variable
+# define shaext_prepare_variable_size 0
+# define shaext_prepare() do { } while (0)
+# define shaext_cleanup(tmp0,tmp1) \
+ do { asm volatile ("pxor %%xmm0, %%xmm0\n" \
+ "pxor %%xmm1, %%xmm1\n" \
+ "pxor %%xmm2, %%xmm2\n" \
+ "pxor %%xmm3, %%xmm3\n" \
+ "pxor %%xmm4, %%xmm4\n" \
+ "pxor %%xmm5, %%xmm5\n" \
+ "pxor %%xmm6, %%xmm6\n" \
+ "pxor %%xmm7, %%xmm7\n" \
+ "movdqa %%xmm0, (%0)\n\t" \
+ "movdqa %%xmm0, (%1)\n\t" \
+ : \
+ : "r" (tmp0), "r" (tmp1) \
+ : "memory"); \
+ } while (0)
+#endif
+
+typedef struct u128_s
+{
+ u32 a, b, c, d;
+} u128_t;
+
+/*
+ * Transform nblks*64 bytes (nblks*16 32-bit words) at DATA.
+ */
+unsigned int
+_gcry_sha256_transform_intel_shaext(u32 state[8], const unsigned char *data,
+ size_t nblks)
+{
+ static const unsigned char bshuf_mask[16] __attribute__ ((aligned (16))) =
+ { 3, 2, 1, 0, 7, 6, 5, 4, 11, 10, 9, 8, 15, 14, 13, 12 };
+ static const u128_t K[16] __attribute__ ((aligned (16))) =
+ {
+ { 0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5 },
+ { 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5 },
+ { 0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3 },
+ { 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174 },
+ { 0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc },
+ { 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da },
+ { 0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7 },
+ { 0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967 },
+ { 0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13 },
+ { 0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85 },
+ { 0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3 },
+ { 0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070 },
+ { 0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5 },
+ { 0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3 },
+ { 0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208 },
+ { 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2 }
+ };
+ char save_buf[2 * 16 + 15];
+ char *abef_save;
+ char *cdgh_save;
+ shaext_prepare_variable;
+
+ if (nblks == 0)
+ return 0;
+
+ shaext_prepare ();
+
+ asm volatile ("" : "=r" (abef_save) : "0" (save_buf) : "memory");
+ abef_save = abef_save + (-(uintptr_t)abef_save & 15);
+ cdgh_save = abef_save + 16;
+
+ /* byteswap mask => XMM7 */
+ asm volatile ("movdqa %[mask], %%xmm7\n\t" /* Preload mask */
+ :
+ : [mask] "m" (*bshuf_mask)
+ : "memory");
+
+ /* Load state.. ABEF_SAVE => STATE0 XMM1, CDGH_STATE => STATE1 XMM2 */
+ asm volatile ("movups 16(%[state]), %%xmm1\n\t" /* HGFE (xmm=EFGH) */
+ "movups 0(%[state]), %%xmm0\n\t" /* DCBA (xmm=ABCD) */
+ "movaps %%xmm1, %%xmm2\n\t"
+ "shufps $0x11, %%xmm0, %%xmm1\n\t" /* ABEF (xmm=FEBA) */
+ "shufps $0xbb, %%xmm0, %%xmm2\n\t" /* CDGH (xmm=HGDC) */
+ :
+ : [state] "r" (state)
+ : "memory" );
+
+ /* Load message */
+ asm volatile ("movdqu 0*16(%[data]), %%xmm3\n\t"
+ "movdqu 1*16(%[data]), %%xmm4\n\t"
+ "movdqu 2*16(%[data]), %%xmm5\n\t"
+ "movdqu 3*16(%[data]), %%xmm6\n\t"
+ "pshufb %%xmm7, %%xmm3\n\t"
+ "pshufb %%xmm7, %%xmm4\n\t"
+ "pshufb %%xmm7, %%xmm5\n\t"
+ "pshufb %%xmm7, %%xmm6\n\t"
+ :
+ : [data] "r" (data)
+ : "memory" );
+ data += 64;
+
+ do
+ {
+ /* Save state */
+ asm volatile ("movdqa %%xmm1, (%[abef_save])\n\t"
+ "movdqa %%xmm2, (%[cdgh_save])\n\t"
+ :
+ : [abef_save] "r" (abef_save), [cdgh_save] "r" (cdgh_save)
+ : "memory" );
+
+ /* Round 0..3 */
+ asm volatile ("movdqa %%xmm3, %%xmm0\n\t"
+ "paddd %[constants], %%xmm0\n\t"
+ "sha256rnds2 %%xmm1, %%xmm2\n\t"
+ "psrldq $8, %%xmm0\n\t"
+ "sha256rnds2 %%xmm2, %%xmm1\n\t"
+ :
+ : [constants] "m" (K[0].a)
+ : "memory" );
+
+ /* Round 4..7 */
+ asm volatile ("movdqa %%xmm4, %%xmm0\n\t"
+ "paddd %[constants], %%xmm0\n\t"
+ "sha256rnds2 %%xmm1, %%xmm2\n\t"
+ "psrldq $8, %%xmm0\n\t"
+ "sha256rnds2 %%xmm2, %%xmm1\n\t"
+ "sha256msg1 %%xmm4, %%xmm3\n\t"
+ :
+ : [constants] "m" (K[1].a)
+ : "memory" );
+
+ /* Round 8..11 */
+ asm volatile ("movdqa %%xmm5, %%xmm0\n\t"
+ "paddd %[constants], %%xmm0\n\t"
+ "sha256rnds2 %%xmm1, %%xmm2\n\t"
+ "psrldq $8, %%xmm0\n\t"
+ "sha256rnds2 %%xmm2, %%xmm1\n\t"
+ "sha256msg1 %%xmm5, %%xmm4\n\t"
+ :
+ : [constants] "m" (K[2].a)
+ : "memory" );
+
+#define ROUND(k, MSG0, MSG1, MSG2, MSG3) \
+ asm volatile ("movdqa %%"MSG0", %%xmm0\n\t" \
+ "paddd %[constants], %%xmm0\n\t" \
+ "sha256rnds2 %%xmm1, %%xmm2\n\t" \
+ "movdqa %%"MSG0", %%xmm7\n\t" \
+ "palignr $4, %%"MSG3", %%xmm7\n\t" \
+ "paddd %%xmm7, %%"MSG1"\n\t" \
+ "sha256msg2 %%"MSG0", %%"MSG1"\n\t" \
+ "psrldq $8, %%xmm0\n\t" \
+ "sha256rnds2 %%xmm2, %%xmm1\n\t" \
+ "sha256msg1 %%"MSG0", %%"MSG3"\n\t" \
+ : \
+ : [constants] "m" (K[k].a) \
+ : "memory" )
+
+ /* Rounds 12..15 to 48..51 */
+ ROUND(3, "xmm6", "xmm3", "xmm4", "xmm5");
+ ROUND(4, "xmm3", "xmm4", "xmm5", "xmm6");
+ ROUND(5, "xmm4", "xmm5", "xmm6", "xmm3");
+ ROUND(6, "xmm5", "xmm6", "xmm3", "xmm4");
+ ROUND(7, "xmm6", "xmm3", "xmm4", "xmm5");
+ ROUND(8, "xmm3", "xmm4", "xmm5", "xmm6");
+ ROUND(9, "xmm4", "xmm5", "xmm6", "xmm3");
+ ROUND(10, "xmm5", "xmm6", "xmm3", "xmm4");
+ ROUND(11, "xmm6", "xmm3", "xmm4", "xmm5");
+ ROUND(12, "xmm3", "xmm4", "xmm5", "xmm6");
+
+ if (--nblks == 0)
+ break;
+
+ /* Round 52..55 */
+ asm volatile ("movdqa %%xmm4, %%xmm0\n\t"
+ "paddd %[constants], %%xmm0\n\t"
+ "sha256rnds2 %%xmm1, %%xmm2\n\t"
+ "movdqa %%xmm4, %%xmm7\n\t"
+ "palignr $4, %%xmm3, %%xmm7\n\t"
+ "movdqu 0*16(%[data]), %%xmm3\n\t"
+ "paddd %%xmm7, %%xmm5\n\t"
+ "sha256msg2 %%xmm4, %%xmm5\n\t"
+ "psrldq $8, %%xmm0\n\t"
+ "sha256rnds2 %%xmm2, %%xmm1\n\t"
+ :
+ : [constants] "m" (K[13].a), [data] "r" (data)
+ : "memory" );
+
+ /* Round 56..59 */
+ asm volatile ("movdqa %%xmm5, %%xmm0\n\t"
+ "paddd %[constants], %%xmm0\n\t"
+ "sha256rnds2 %%xmm1, %%xmm2\n\t"
+ "movdqa %%xmm5, %%xmm7\n\t"
+ "palignr $4, %%xmm4, %%xmm7\n\t"
+ "movdqu 1*16(%[data]), %%xmm4\n\t"
+ "paddd %%xmm7, %%xmm6\n\t"
+ "movdqa %[mask], %%xmm7\n\t" /* Reload mask */
+ "sha256msg2 %%xmm5, %%xmm6\n\t"
+ "movdqu 2*16(%[data]), %%xmm5\n\t"
+ "psrldq $8, %%xmm0\n\t"
+ "sha256rnds2 %%xmm2, %%xmm1\n\t"
+ :
+ : [constants] "m" (K[14].a), [mask] "m" (*bshuf_mask),
+ [data] "r" (data)
+ : "memory" );
+
+ /* Round 60..63 */
+ asm volatile ("movdqa %%xmm6, %%xmm0\n\t"
+ "pshufb %%xmm7, %%xmm3\n\t"
+ "movdqu 3*16(%[data]), %%xmm6\n\t"
+ "paddd %[constants], %%xmm0\n\t"
+ "pshufb %%xmm7, %%xmm4\n\t"
+ "sha256rnds2 %%xmm1, %%xmm2\n\t"
+ "psrldq $8, %%xmm0\n\t"
+ "pshufb %%xmm7, %%xmm5\n\t"
+ "sha256rnds2 %%xmm2, %%xmm1\n\t"
+ :
+ : [constants] "m" (K[15].a), [data] "r" (data)
+ : "memory" );
+ data += 64;
+
+ /* Merge states */
+ asm volatile ("paddd (%[abef_save]), %%xmm1\n\t"
+ "paddd (%[cdgh_save]), %%xmm2\n\t"
+ "pshufb %%xmm7, %%xmm6\n\t"
+ :
+ : [abef_save] "r" (abef_save), [cdgh_save] "r" (cdgh_save)
+ : "memory" );
+ }
+ while (1);
+
+ /* Round 52..55 */
+ asm volatile ("movdqa %%xmm4, %%xmm0\n\t"
+ "paddd %[constants], %%xmm0\n\t"
+ "sha256rnds2 %%xmm1, %%xmm2\n\t"
+ "movdqa %%xmm4, %%xmm7\n\t"
+ "palignr $4, %%xmm3, %%xmm7\n\t"
+ "paddd %%xmm7, %%xmm5\n\t"
+ "sha256msg2 %%xmm4, %%xmm5\n\t"
+ "psrldq $8, %%xmm0\n\t"
+ "sha256rnds2 %%xmm2, %%xmm1\n\t"
+ :
+ : [constants] "m" (K[13].a)
+ : "memory" );
+
+ /* Round 56..59 */
+ asm volatile ("movdqa %%xmm5, %%xmm0\n\t"
+ "paddd %[constants], %%xmm0\n\t"
+ "sha256rnds2 %%xmm1, %%xmm2\n\t"
+ "movdqa %%xmm5, %%xmm7\n\t"
+ "palignr $4, %%xmm4, %%xmm7\n\t"
+ "paddd %%xmm7, %%xmm6\n\t"
+ "movdqa %[mask], %%xmm7\n\t" /* Reload mask */
+ "sha256msg2 %%xmm5, %%xmm6\n\t"
+ "psrldq $8, %%xmm0\n\t"
+ "sha256rnds2 %%xmm2, %%xmm1\n\t"
+ :
+ : [constants] "m" (K[14].a), [mask] "m" (*bshuf_mask)
+ : "memory" );
+
+ /* Round 60..63 */
+ asm volatile ("movdqa %%xmm6, %%xmm0\n\t"
+ "paddd %[constants], %%xmm0\n\t"
+ "sha256rnds2 %%xmm1, %%xmm2\n\t"
+ "psrldq $8, %%xmm0\n\t"
+ "sha256rnds2 %%xmm2, %%xmm1\n\t"
+ :
+ : [constants] "m" (K[15].a)
+ : "memory" );
+
+ /* Merge states */
+ asm volatile ("paddd (%[abef_save]), %%xmm1\n\t"
+ "paddd (%[cdgh_save]), %%xmm2\n\t"
+ :
+ : [abef_save] "r" (abef_save), [cdgh_save] "r" (cdgh_save)
+ : "memory" );
+
+ /* Save state (XMM1=FEBA, XMM2=HGDC) */
+ asm volatile ("movaps %%xmm1, %%xmm0\n\t"
+ "shufps $0x11, %%xmm2, %%xmm1\n\t" /* xmm=ABCD */
+ "shufps $0xbb, %%xmm2, %%xmm0\n\t" /* xmm=EFGH */
+ "movups %%xmm1, 16(%[state])\n\t"
+ "movups %%xmm0, 0(%[state])\n\t"
+ :
+ : [state] "r" (state)
+ : "memory" );
+
+ shaext_cleanup (abef_save, cdgh_save);
+ return 0;
+}
+
+#endif /* HAVE_GCC_INLINE_ASM_SHA_EXT */
diff --git a/cipher/sha256.c b/cipher/sha256.c
index d174321d..cb6a860a 100644
--- a/cipher/sha256.c
+++ b/cipher/sha256.c
@@ -1,707 +1,757 @@
/* sha256.c - SHA256 hash function
* Copyright (C) 2003, 2006, 2008, 2009 Free Software Foundation, Inc.
*
* This file is part of Libgcrypt.
*
* Libgcrypt is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* Libgcrypt is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, see .
*/
/* Test vectors:
"abc"
SHA224: 23097d22 3405d822 8642a477 bda255b3 2aadbce4 bda0b3f7 e36c9da7
SHA256: ba7816bf 8f01cfea 414140de 5dae2223 b00361a3 96177a9c b410ff61 f20015ad
"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"
SHA224: 75388b16 512776cc 5dba5da1 fd890150 b0c6455c b4f58b19 52522525
SHA256: 248d6a61 d20638b8 e5c02693 0c3e6039 a33ce459 64ff2167 f6ecedd4 19db06c1
"a" one million times
SHA224: 20794655 980c91d8 bbb4c1ea 97618a4b f03f4258 1948b2ee 4ee7ad67
SHA256: cdc76e5c 9914fb92 81a1c7e2 84d73e67 f1809a48 a497200e 046d39cc c7112cd0
*/
#include
#include
#include
#include
#include "g10lib.h"
#include "bithelp.h"
#include "bufhelp.h"
#include "cipher.h"
#include "hash-common.h"
/* USE_SSSE3 indicates whether to compile with Intel SSSE3 code. */
#undef USE_SSSE3
#if defined(__x86_64__) && defined(HAVE_GCC_INLINE_ASM_SSSE3) && \
defined(HAVE_INTEL_SYNTAX_PLATFORM_AS) && \
(defined(HAVE_COMPATIBLE_GCC_AMD64_PLATFORM_AS) || \
defined(HAVE_COMPATIBLE_GCC_WIN64_PLATFORM_AS))
# define USE_SSSE3 1
#endif
/* USE_AVX indicates whether to compile with Intel AVX code. */
#undef USE_AVX
#if defined(__x86_64__) && defined(HAVE_GCC_INLINE_ASM_AVX) && \
defined(HAVE_INTEL_SYNTAX_PLATFORM_AS) && \
(defined(HAVE_COMPATIBLE_GCC_AMD64_PLATFORM_AS) || \
defined(HAVE_COMPATIBLE_GCC_WIN64_PLATFORM_AS))
# define USE_AVX 1
#endif
/* USE_AVX2 indicates whether to compile with Intel AVX2/BMI2 code. */
#undef USE_AVX2
#if defined(__x86_64__) && defined(HAVE_GCC_INLINE_ASM_AVX2) && \
defined(HAVE_GCC_INLINE_ASM_BMI2) && \
defined(HAVE_INTEL_SYNTAX_PLATFORM_AS) && \
(defined(HAVE_COMPATIBLE_GCC_AMD64_PLATFORM_AS) || \
defined(HAVE_COMPATIBLE_GCC_WIN64_PLATFORM_AS))
# define USE_AVX2 1
#endif
+/* USE_SHAEXT indicates whether to compile with Intel SHA Extension code. */
+#undef USE_SHAEXT
+#if defined(HAVE_GCC_INLINE_ASM_SHAEXT) && \
+ defined(HAVE_GCC_INLINE_ASM_SSE41) && \
+ defined(ENABLE_SHAEXT_SUPPORT)
+# define USE_SHAEXT 1
+#endif
+
/* USE_ARM_CE indicates whether to enable ARMv8 Crypto Extension assembly
* code. */
#undef USE_ARM_CE
#ifdef ENABLE_ARM_CRYPTO_SUPPORT
# if defined(HAVE_ARM_ARCH_V6) && defined(__ARMEL__) \
&& defined(HAVE_COMPATIBLE_GCC_ARM_PLATFORM_AS) \
&& defined(HAVE_GCC_INLINE_ASM_AARCH32_CRYPTO)
# define USE_ARM_CE 1
# elif defined(__AARCH64EL__) \
&& defined(HAVE_COMPATIBLE_GCC_AARCH64_PLATFORM_AS) \
&& defined(HAVE_GCC_INLINE_ASM_AARCH64_CRYPTO)
# define USE_ARM_CE 1
# endif
#endif
typedef struct {
gcry_md_block_ctx_t bctx;
u32 h0,h1,h2,h3,h4,h5,h6,h7;
#ifdef USE_SSSE3
unsigned int use_ssse3:1;
#endif
#ifdef USE_AVX
unsigned int use_avx:1;
#endif
#ifdef USE_AVX2
unsigned int use_avx2:1;
#endif
+#ifdef USE_SHAEXT
+ unsigned int use_shaext:1;
+#endif
#ifdef USE_ARM_CE
unsigned int use_arm_ce:1;
#endif
} SHA256_CONTEXT;
static unsigned int
transform (void *c, const unsigned char *data, size_t nblks);
static void
sha256_init (void *context, unsigned int flags)
{
SHA256_CONTEXT *hd = context;
unsigned int features = _gcry_get_hw_features ();
(void)flags;
hd->h0 = 0x6a09e667;
hd->h1 = 0xbb67ae85;
hd->h2 = 0x3c6ef372;
hd->h3 = 0xa54ff53a;
hd->h4 = 0x510e527f;
hd->h5 = 0x9b05688c;
hd->h6 = 0x1f83d9ab;
hd->h7 = 0x5be0cd19;
hd->bctx.nblocks = 0;
hd->bctx.nblocks_high = 0;
hd->bctx.count = 0;
hd->bctx.blocksize = 64;
hd->bctx.bwrite = transform;
#ifdef USE_SSSE3
hd->use_ssse3 = (features & HWF_INTEL_SSSE3) != 0;
#endif
#ifdef USE_AVX
/* AVX implementation uses SHLD which is known to be slow on non-Intel CPUs.
* Therefore use this implementation on Intel CPUs only. */
hd->use_avx = (features & HWF_INTEL_AVX) && (features & HWF_INTEL_FAST_SHLD);
#endif
#ifdef USE_AVX2
hd->use_avx2 = (features & HWF_INTEL_AVX2) && (features & HWF_INTEL_BMI2);
#endif
+#ifdef USE_SHAEXT
+ hd->use_shaext = (features & HWF_INTEL_SHAEXT)
+ && (features & HWF_INTEL_SSE4_1);
+#endif
#ifdef USE_ARM_CE
hd->use_arm_ce = (features & HWF_ARM_SHA2) != 0;
#endif
(void)features;
}
static void
sha224_init (void *context, unsigned int flags)
{
SHA256_CONTEXT *hd = context;
unsigned int features = _gcry_get_hw_features ();
(void)flags;
hd->h0 = 0xc1059ed8;
hd->h1 = 0x367cd507;
hd->h2 = 0x3070dd17;
hd->h3 = 0xf70e5939;
hd->h4 = 0xffc00b31;
hd->h5 = 0x68581511;
hd->h6 = 0x64f98fa7;
hd->h7 = 0xbefa4fa4;
hd->bctx.nblocks = 0;
hd->bctx.nblocks_high = 0;
hd->bctx.count = 0;
hd->bctx.blocksize = 64;
hd->bctx.bwrite = transform;
#ifdef USE_SSSE3
hd->use_ssse3 = (features & HWF_INTEL_SSSE3) != 0;
#endif
#ifdef USE_AVX
/* AVX implementation uses SHLD which is known to be slow on non-Intel CPUs.
* Therefore use this implementation on Intel CPUs only. */
hd->use_avx = (features & HWF_INTEL_AVX) && (features & HWF_INTEL_FAST_SHLD);
#endif
#ifdef USE_AVX2
hd->use_avx2 = (features & HWF_INTEL_AVX2) && (features & HWF_INTEL_BMI2);
#endif
+#ifdef USE_SHAEXT
+ hd->use_shaext = (features & HWF_INTEL_SHAEXT)
+ && (features & HWF_INTEL_SSE4_1);
+#endif
#ifdef USE_ARM_CE
hd->use_arm_ce = (features & HWF_ARM_SHA2) != 0;
#endif
(void)features;
}
/*
Transform the message X which consists of 16 32-bit-words. See FIPS
180-2 for details. */
#define R(a,b,c,d,e,f,g,h,k,w) do \
{ \
t1 = (h) + Sum1((e)) + Cho((e),(f),(g)) + (k) + (w); \
t2 = Sum0((a)) + Maj((a),(b),(c)); \
d += t1; \
h = t1 + t2; \
} while (0)
/* (4.2) same as SHA-1's F1. */
#define Cho(x, y, z) (z ^ (x & (y ^ z)))
/* (4.3) same as SHA-1's F3 */
#define Maj(x, y, z) ((x & y) + (z & (x ^ y)))
/* (4.4) */
#define Sum0(x) (ror (x, 2) ^ ror (x, 13) ^ ror (x, 22))
/* (4.5) */
#define Sum1(x) (ror (x, 6) ^ ror (x, 11) ^ ror (x, 25))
/* Message expansion */
#define S0(x) (ror ((x), 7) ^ ror ((x), 18) ^ ((x) >> 3)) /* (4.6) */
#define S1(x) (ror ((x), 17) ^ ror ((x), 19) ^ ((x) >> 10)) /* (4.7) */
#define I(i) ( w[i] = buf_get_be32(data + i * 4) )
#define W(i) ( w[i&0x0f] = S1(w[(i-2) &0x0f]) \
+ w[(i-7) &0x0f] \
+ S0(w[(i-15)&0x0f]) \
+ w[(i-16)&0x0f] )
static unsigned int
transform_blk (void *ctx, const unsigned char *data)
{
SHA256_CONTEXT *hd = ctx;
static const u32 K[64] = {
0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5,
0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3,
0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,
0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc,
0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da,
0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7,
0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967,
0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13,
0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85,
0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3,
0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070,
0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5,
0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3,
0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208,
0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2
};
u32 a,b,c,d,e,f,g,h,t1,t2;
u32 w[16];
a = hd->h0;
b = hd->h1;
c = hd->h2;
d = hd->h3;
e = hd->h4;
f = hd->h5;
g = hd->h6;
h = hd->h7;
R(a, b, c, d, e, f, g, h, K[0], I(0));
R(h, a, b, c, d, e, f, g, K[1], I(1));
R(g, h, a, b, c, d, e, f, K[2], I(2));
R(f, g, h, a, b, c, d, e, K[3], I(3));
R(e, f, g, h, a, b, c, d, K[4], I(4));
R(d, e, f, g, h, a, b, c, K[5], I(5));
R(c, d, e, f, g, h, a, b, K[6], I(6));
R(b, c, d, e, f, g, h, a, K[7], I(7));
R(a, b, c, d, e, f, g, h, K[8], I(8));
R(h, a, b, c, d, e, f, g, K[9], I(9));
R(g, h, a, b, c, d, e, f, K[10], I(10));
R(f, g, h, a, b, c, d, e, K[11], I(11));
R(e, f, g, h, a, b, c, d, K[12], I(12));
R(d, e, f, g, h, a, b, c, K[13], I(13));
R(c, d, e, f, g, h, a, b, K[14], I(14));
R(b, c, d, e, f, g, h, a, K[15], I(15));
R(a, b, c, d, e, f, g, h, K[16], W(16));
R(h, a, b, c, d, e, f, g, K[17], W(17));
R(g, h, a, b, c, d, e, f, K[18], W(18));
R(f, g, h, a, b, c, d, e, K[19], W(19));
R(e, f, g, h, a, b, c, d, K[20], W(20));
R(d, e, f, g, h, a, b, c, K[21], W(21));
R(c, d, e, f, g, h, a, b, K[22], W(22));
R(b, c, d, e, f, g, h, a, K[23], W(23));
R(a, b, c, d, e, f, g, h, K[24], W(24));
R(h, a, b, c, d, e, f, g, K[25], W(25));
R(g, h, a, b, c, d, e, f, K[26], W(26));
R(f, g, h, a, b, c, d, e, K[27], W(27));
R(e, f, g, h, a, b, c, d, K[28], W(28));
R(d, e, f, g, h, a, b, c, K[29], W(29));
R(c, d, e, f, g, h, a, b, K[30], W(30));
R(b, c, d, e, f, g, h, a, K[31], W(31));
R(a, b, c, d, e, f, g, h, K[32], W(32));
R(h, a, b, c, d, e, f, g, K[33], W(33));
R(g, h, a, b, c, d, e, f, K[34], W(34));
R(f, g, h, a, b, c, d, e, K[35], W(35));
R(e, f, g, h, a, b, c, d, K[36], W(36));
R(d, e, f, g, h, a, b, c, K[37], W(37));
R(c, d, e, f, g, h, a, b, K[38], W(38));
R(b, c, d, e, f, g, h, a, K[39], W(39));
R(a, b, c, d, e, f, g, h, K[40], W(40));
R(h, a, b, c, d, e, f, g, K[41], W(41));
R(g, h, a, b, c, d, e, f, K[42], W(42));
R(f, g, h, a, b, c, d, e, K[43], W(43));
R(e, f, g, h, a, b, c, d, K[44], W(44));
R(d, e, f, g, h, a, b, c, K[45], W(45));
R(c, d, e, f, g, h, a, b, K[46], W(46));
R(b, c, d, e, f, g, h, a, K[47], W(47));
R(a, b, c, d, e, f, g, h, K[48], W(48));
R(h, a, b, c, d, e, f, g, K[49], W(49));
R(g, h, a, b, c, d, e, f, K[50], W(50));
R(f, g, h, a, b, c, d, e, K[51], W(51));
R(e, f, g, h, a, b, c, d, K[52], W(52));
R(d, e, f, g, h, a, b, c, K[53], W(53));
R(c, d, e, f, g, h, a, b, K[54], W(54));
R(b, c, d, e, f, g, h, a, K[55], W(55));
R(a, b, c, d, e, f, g, h, K[56], W(56));
R(h, a, b, c, d, e, f, g, K[57], W(57));
R(g, h, a, b, c, d, e, f, K[58], W(58));
R(f, g, h, a, b, c, d, e, K[59], W(59));
R(e, f, g, h, a, b, c, d, K[60], W(60));
R(d, e, f, g, h, a, b, c, K[61], W(61));
R(c, d, e, f, g, h, a, b, K[62], W(62));
R(b, c, d, e, f, g, h, a, K[63], W(63));
hd->h0 += a;
hd->h1 += b;
hd->h2 += c;
hd->h3 += d;
hd->h4 += e;
hd->h5 += f;
hd->h6 += g;
hd->h7 += h;
return /*burn_stack*/ 26*4+32;
}
#undef S0
#undef S1
#undef R
/* Assembly implementations use SystemV ABI, ABI conversion and additional
* stack to store XMM6-XMM15 needed on Win64. */
#undef ASM_FUNC_ABI
#undef ASM_EXTRA_STACK
-#if defined(USE_SSSE3) || defined(USE_AVX) || defined(USE_AVX2)
+#if defined(USE_SSSE3) || defined(USE_AVX) || defined(USE_AVX2) || \
+ defined(USE_SHAEXT)
# ifdef HAVE_COMPATIBLE_GCC_WIN64_PLATFORM_AS
# define ASM_FUNC_ABI __attribute__((sysv_abi))
# define ASM_EXTRA_STACK (10 * 16)
# else
# define ASM_FUNC_ABI
# define ASM_EXTRA_STACK 0
# endif
#endif
#ifdef USE_SSSE3
unsigned int _gcry_sha256_transform_amd64_ssse3(const void *input_data,
u32 state[8],
size_t num_blks) ASM_FUNC_ABI;
#endif
#ifdef USE_AVX
unsigned int _gcry_sha256_transform_amd64_avx(const void *input_data,
u32 state[8],
size_t num_blks) ASM_FUNC_ABI;
#endif
#ifdef USE_AVX2
unsigned int _gcry_sha256_transform_amd64_avx2(const void *input_data,
u32 state[8],
size_t num_blks) ASM_FUNC_ABI;
#endif
+#ifdef USE_SHAEXT
+/* Does not need ASM_FUNC_ABI */
+unsigned int
+_gcry_sha256_transform_intel_shaext(u32 state[8],
+ const unsigned char *input_data,
+ size_t num_blks);
+#endif
+
#ifdef USE_ARM_CE
unsigned int _gcry_sha256_transform_armv8_ce(u32 state[8],
const void *input_data,
size_t num_blks);
#endif
static unsigned int
transform (void *ctx, const unsigned char *data, size_t nblks)
{
SHA256_CONTEXT *hd = ctx;
unsigned int burn;
+#ifdef USE_SHAEXT
+ if (hd->use_shaext)
+ {
+ burn = _gcry_sha256_transform_intel_shaext (&hd->h0, data, nblks);
+ burn += burn ? 4 * sizeof(void*) + ASM_EXTRA_STACK : 0;
+ return burn;
+ }
+#endif
+
#ifdef USE_AVX2
if (hd->use_avx2)
- return _gcry_sha256_transform_amd64_avx2 (data, &hd->h0, nblks)
- + 4 * sizeof(void*) + ASM_EXTRA_STACK;
+ {
+ burn = _gcry_sha256_transform_amd64_avx2 (data, &hd->h0, nblks);
+ burn += burn ? 4 * sizeof(void*) + ASM_EXTRA_STACK : 0;
+ return burn;
+ }
#endif
#ifdef USE_AVX
if (hd->use_avx)
- return _gcry_sha256_transform_amd64_avx (data, &hd->h0, nblks)
- + 4 * sizeof(void*) + ASM_EXTRA_STACK;
+ {
+ burn = _gcry_sha256_transform_amd64_avx (data, &hd->h0, nblks);
+ burn += burn ? 4 * sizeof(void*) + ASM_EXTRA_STACK : 0;
+ return burn;
+ }
#endif
#ifdef USE_SSSE3
if (hd->use_ssse3)
- return _gcry_sha256_transform_amd64_ssse3 (data, &hd->h0, nblks)
- + 4 * sizeof(void*) + ASM_EXTRA_STACK;
+ {
+ burn = _gcry_sha256_transform_amd64_ssse3 (data, &hd->h0, nblks);
+ burn += burn ? 4 * sizeof(void*) + ASM_EXTRA_STACK : 0;
+ return burn;
+ }
#endif
#ifdef USE_ARM_CE
if (hd->use_arm_ce)
- return _gcry_sha256_transform_armv8_ce (&hd->h0, data, nblks);
+ {
+ burn = _gcry_sha256_transform_armv8_ce (&hd->h0, data, nblks);
+ burn += burn ? 4 * sizeof(void*) : 0;
+ return burn;
+ }
#endif
do
{
burn = transform_blk (hd, data);
data += 64;
}
while (--nblks);
#ifdef ASM_EXTRA_STACK
/* 'transform_blk' is typically inlined and XMM6-XMM15 are stored at
* the prologue of this function. Therefore need to add ASM_EXTRA_STACK to
* here too.
*/
burn += ASM_EXTRA_STACK;
#endif
return burn;
}
/*
The routine finally terminates the computation and returns the
digest. The handle is prepared for a new cycle, but adding bytes
to the handle will the destroy the returned buffer. Returns: 32
bytes with the message the digest. */
static void
sha256_final(void *context)
{
SHA256_CONTEXT *hd = context;
u32 t, th, msb, lsb;
byte *p;
unsigned int burn;
_gcry_md_block_write (hd, NULL, 0); /* flush */;
t = hd->bctx.nblocks;
if (sizeof t == sizeof hd->bctx.nblocks)
th = hd->bctx.nblocks_high;
else
th = hd->bctx.nblocks >> 32;
/* multiply by 64 to make a byte count */
lsb = t << 6;
msb = (th << 6) | (t >> 26);
/* add the count */
t = lsb;
if ((lsb += hd->bctx.count) < t)
msb++;
/* multiply by 8 to make a bit count */
t = lsb;
lsb <<= 3;
msb <<= 3;
msb |= t >> 29;
if (hd->bctx.count < 56)
{ /* enough room */
hd->bctx.buf[hd->bctx.count++] = 0x80; /* pad */
while (hd->bctx.count < 56)
hd->bctx.buf[hd->bctx.count++] = 0; /* pad */
}
else
{ /* need one extra block */
hd->bctx.buf[hd->bctx.count++] = 0x80; /* pad character */
while (hd->bctx.count < 64)
hd->bctx.buf[hd->bctx.count++] = 0;
_gcry_md_block_write (hd, NULL, 0); /* flush */;
memset (hd->bctx.buf, 0, 56 ); /* fill next block with zeroes */
}
/* append the 64 bit count */
buf_put_be32(hd->bctx.buf + 56, msb);
buf_put_be32(hd->bctx.buf + 60, lsb);
burn = transform (hd, hd->bctx.buf, 1);
_gcry_burn_stack (burn);
p = hd->bctx.buf;
#define X(a) do { buf_put_be32(p, hd->h##a); p += 4; } while(0)
X(0);
X(1);
X(2);
X(3);
X(4);
X(5);
X(6);
X(7);
#undef X
}
static byte *
sha256_read (void *context)
{
SHA256_CONTEXT *hd = context;
return hd->bctx.buf;
}
/* Shortcut functions which puts the hash value of the supplied buffer
* into outbuf which must have a size of 32 bytes. */
void
_gcry_sha256_hash_buffer (void *outbuf, const void *buffer, size_t length)
{
SHA256_CONTEXT hd;
sha256_init (&hd, 0);
_gcry_md_block_write (&hd, buffer, length);
sha256_final (&hd);
memcpy (outbuf, hd.bctx.buf, 32);
}
/* Variant of the above shortcut function using multiple buffers. */
void
_gcry_sha256_hash_buffers (void *outbuf, const gcry_buffer_t *iov, int iovcnt)
{
SHA256_CONTEXT hd;
sha256_init (&hd, 0);
for (;iovcnt > 0; iov++, iovcnt--)
_gcry_md_block_write (&hd,
(const char*)iov[0].data + iov[0].off, iov[0].len);
sha256_final (&hd);
memcpy (outbuf, hd.bctx.buf, 32);
}
/*
Self-test section.
*/
static gpg_err_code_t
selftests_sha224 (int extended, selftest_report_func_t report)
{
const char *what;
const char *errtxt;
what = "short string";
errtxt = _gcry_hash_selftest_check_one
(GCRY_MD_SHA224, 0,
"abc", 3,
"\x23\x09\x7d\x22\x34\x05\xd8\x22\x86\x42\xa4\x77\xbd\xa2\x55\xb3"
"\x2a\xad\xbc\xe4\xbd\xa0\xb3\xf7\xe3\x6c\x9d\xa7", 28);
if (errtxt)
goto failed;
if (extended)
{
what = "long string";
errtxt = _gcry_hash_selftest_check_one
(GCRY_MD_SHA224, 0,
"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq", 56,
"\x75\x38\x8b\x16\x51\x27\x76\xcc\x5d\xba\x5d\xa1\xfd\x89\x01\x50"
"\xb0\xc6\x45\x5c\xb4\xf5\x8b\x19\x52\x52\x25\x25", 28);
if (errtxt)
goto failed;
what = "one million \"a\"";
errtxt = _gcry_hash_selftest_check_one
(GCRY_MD_SHA224, 1,
NULL, 0,
"\x20\x79\x46\x55\x98\x0c\x91\xd8\xbb\xb4\xc1\xea\x97\x61\x8a\x4b"
"\xf0\x3f\x42\x58\x19\x48\xb2\xee\x4e\xe7\xad\x67", 28);
if (errtxt)
goto failed;
}
return 0; /* Succeeded. */
failed:
if (report)
report ("digest", GCRY_MD_SHA224, what, errtxt);
return GPG_ERR_SELFTEST_FAILED;
}
static gpg_err_code_t
selftests_sha256 (int extended, selftest_report_func_t report)
{
const char *what;
const char *errtxt;
what = "short string";
errtxt = _gcry_hash_selftest_check_one
(GCRY_MD_SHA256, 0,
"abc", 3,
"\xba\x78\x16\xbf\x8f\x01\xcf\xea\x41\x41\x40\xde\x5d\xae\x22\x23"
"\xb0\x03\x61\xa3\x96\x17\x7a\x9c\xb4\x10\xff\x61\xf2\x00\x15\xad", 32);
if (errtxt)
goto failed;
if (extended)
{
what = "long string";
errtxt = _gcry_hash_selftest_check_one
(GCRY_MD_SHA256, 0,
"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq", 56,
"\x24\x8d\x6a\x61\xd2\x06\x38\xb8\xe5\xc0\x26\x93\x0c\x3e\x60\x39"
"\xa3\x3c\xe4\x59\x64\xff\x21\x67\xf6\xec\xed\xd4\x19\xdb\x06\xc1",
32);
if (errtxt)
goto failed;
what = "one million \"a\"";
errtxt = _gcry_hash_selftest_check_one
(GCRY_MD_SHA256, 1,
NULL, 0,
"\xcd\xc7\x6e\x5c\x99\x14\xfb\x92\x81\xa1\xc7\xe2\x84\xd7\x3e\x67"
"\xf1\x80\x9a\x48\xa4\x97\x20\x0e\x04\x6d\x39\xcc\xc7\x11\x2c\xd0",
32);
if (errtxt)
goto failed;
}
return 0; /* Succeeded. */
failed:
if (report)
report ("digest", GCRY_MD_SHA256, what, errtxt);
return GPG_ERR_SELFTEST_FAILED;
}
/* Run a full self-test for ALGO and return 0 on success. */
static gpg_err_code_t
run_selftests (int algo, int extended, selftest_report_func_t report)
{
gpg_err_code_t ec;
switch (algo)
{
case GCRY_MD_SHA224:
ec = selftests_sha224 (extended, report);
break;
case GCRY_MD_SHA256:
ec = selftests_sha256 (extended, report);
break;
default:
ec = GPG_ERR_DIGEST_ALGO;
break;
}
return ec;
}
static byte asn224[19] = /* Object ID is 2.16.840.1.101.3.4.2.4 */
{ 0x30, 0x2D, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86, 0x48,
0x01, 0x65, 0x03, 0x04, 0x02, 0x04, 0x05, 0x00, 0x04,
0x1C
};
static gcry_md_oid_spec_t oid_spec_sha224[] =
{
/* From RFC3874, Section 4 */
{ "2.16.840.1.101.3.4.2.4" },
{ NULL },
};
static byte asn256[19] = /* Object ID is 2.16.840.1.101.3.4.2.1 */
{ 0x30, 0x31, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86,
0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01, 0x05,
0x00, 0x04, 0x20 };
static gcry_md_oid_spec_t oid_spec_sha256[] =
{
/* According to the OpenPGP draft rfc2440-bis06 */
{ "2.16.840.1.101.3.4.2.1" },
/* PKCS#1 sha256WithRSAEncryption */
{ "1.2.840.113549.1.1.11" },
{ NULL },
};
gcry_md_spec_t _gcry_digest_spec_sha224 =
{
GCRY_MD_SHA224, {0, 1},
"SHA224", asn224, DIM (asn224), oid_spec_sha224, 28,
sha224_init, _gcry_md_block_write, sha256_final, sha256_read, NULL,
sizeof (SHA256_CONTEXT),
run_selftests
};
gcry_md_spec_t _gcry_digest_spec_sha256 =
{
GCRY_MD_SHA256, {0, 1},
"SHA256", asn256, DIM (asn256), oid_spec_sha256, 32,
sha256_init, _gcry_md_block_write, sha256_final, sha256_read, NULL,
sizeof (SHA256_CONTEXT),
run_selftests
};
diff --git a/configure.ac b/configure.ac
index 4ae7667b..b5d72111 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,2724 +1,2731 @@
# Configure.ac script for Libgcrypt
# Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2006,
# 2007, 2008, 2009, 2011 Free Software Foundation, Inc.
# Copyright (C) 2012-2017 g10 Code GmbH
#
# This file is part of Libgcrypt.
#
# Libgcrypt is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation; either version 2.1 of
# the License, or (at your option) any later version.
#
# Libgcrypt is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this program; if not, see .
# (Process this file with autoconf to produce a configure script.)
AC_REVISION($Revision$)
AC_PREREQ(2.60)
min_automake_version="1.14"
# To build a release you need to create a tag with the version number
# (git tag -s libgcrypt-n.m.k) and run "./autogen.sh --force". Please
# bump the version number immediately after the release and do another
# commit and push so that the git magic is able to work. See below
# for the LT versions.
m4_define(mym4_version_major, [1])
m4_define(mym4_version_minor, [9])
m4_define(mym4_version_micro, [0])
# Below is m4 magic to extract and compute the revision number, the
# decimalized short revision number, a beta version string, and a flag
# indicating a development version (mym4_isgit). Note that the m4
# processing is done by autoconf and not during the configure run.
m4_define(mym4_version,
[mym4_version_major.mym4_version_minor.mym4_version_micro])
m4_define([mym4_revision],
m4_esyscmd([git rev-parse --short HEAD | tr -d '\n\r']))
m4_define([mym4_revision_dec],
m4_esyscmd_s([echo $((0x$(echo ]mym4_revision[|head -c 4)))]))
m4_define([mym4_betastring],
m4_esyscmd_s([git describe --match 'libgcrypt-[0-9].*[0-9]' --long|\
awk -F- '$3!=0{print"-beta"$3}']))
m4_define([mym4_isgit],m4_if(mym4_betastring,[],[no],[yes]))
m4_define([mym4_full_version],[mym4_version[]mym4_betastring])
AC_INIT([libgcrypt],[mym4_full_version],[http://bugs.gnupg.org])
# LT Version numbers, remember to change them just *before* a release.
# (Interfaces removed: CURRENT++, AGE=0, REVISION=0)
# (Interfaces added: CURRENT++, AGE++, REVISION=0)
# (No interfaces changed: REVISION++)
LIBGCRYPT_LT_CURRENT=23
LIBGCRYPT_LT_AGE=3
LIBGCRYPT_LT_REVISION=0
# If the API is changed in an incompatible way: increment the next counter.
#
# 1.6: ABI and API change but the change is to most users irrelevant
# and thus the API version number has not been incremented.
LIBGCRYPT_CONFIG_API_VERSION=1
# If you change the required gpg-error version, please remove
# unnecessary error code defines in src/gcrypt-int.h.
NEED_GPG_ERROR_VERSION=1.25
PACKAGE=$PACKAGE_NAME
VERSION=$PACKAGE_VERSION
AC_CONFIG_AUX_DIR([build-aux])
AC_CONFIG_SRCDIR([src/libgcrypt.vers])
AM_INIT_AUTOMAKE([serial-tests dist-bzip2])
AC_CONFIG_HEADER(config.h)
AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_LIBOBJ_DIR([compat])
AC_CANONICAL_HOST
AM_MAINTAINER_MODE
AM_SILENT_RULES
AC_ARG_VAR(SYSROOT,[locate config scripts also below that directory])
AH_TOP([
#ifndef _GCRYPT_CONFIG_H_INCLUDED
#define _GCRYPT_CONFIG_H_INCLUDED
/* Enable gpg-error's strerror macro for W32CE. */
#define GPG_ERR_ENABLE_ERRNO_MACROS 1
])
AH_BOTTOM([
#define _GCRYPT_IN_LIBGCRYPT 1
/* If the configure check for endianness has been disabled, get it from
OS macros. This is intended for making fat binary builds on OS X. */
#ifdef DISABLED_ENDIAN_CHECK
# if defined(__BIG_ENDIAN__)
# define WORDS_BIGENDIAN 1
# elif defined(__LITTLE_ENDIAN__)
# undef WORDS_BIGENDIAN
# else
# error "No endianness found"
# endif
#endif /*DISABLED_ENDIAN_CHECK*/
/* We basically use the original Camellia source. Make sure the symbols
properly prefixed. */
#define CAMELLIA_EXT_SYM_PREFIX _gcry_
#endif /*_GCRYPT_CONFIG_H_INCLUDED*/
])
AH_VERBATIM([_REENTRANT],
[/* To allow the use of Libgcrypt in multithreaded programs we have to use
special features from the library. */
#ifndef _REENTRANT
# define _REENTRANT 1
#endif
])
AC_SUBST(LIBGCRYPT_LT_CURRENT)
AC_SUBST(LIBGCRYPT_LT_AGE)
AC_SUBST(LIBGCRYPT_LT_REVISION)
AC_SUBST(PACKAGE)
AC_SUBST(VERSION)
AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of this package])
AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version of this package])
VERSION_NUMBER=m4_esyscmd(printf "0x%02x%02x%02x" mym4_version_major \
mym4_version_minor mym4_version_micro)
AC_SUBST(VERSION_NUMBER)
######################
## Basic checks. ### (we need some results later on (e.g. $GCC)
######################
AC_PROG_MAKE_SET
missing_dir=`cd $ac_aux_dir && pwd`
AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir)
AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir)
# AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir)
AC_PROG_CC
AC_PROG_CPP
AM_PROG_CC_C_O
AM_PROG_AS
AC_ISC_POSIX
AC_PROG_INSTALL
AC_PROG_AWK
AC_GNU_SOURCE
# We need to compile and run a program on the build machine. A
# comment in libgpg-error says that the AC_PROG_CC_FOR_BUILD macro in
# the AC archive is broken for autoconf 2.57. Given that there is no
# newer version of that macro, we assume that it is also broken for
# autoconf 2.61 and thus we use a simple but usually sufficient
# approach.
AC_MSG_CHECKING(for cc for build)
if test "$cross_compiling" = "yes"; then
CC_FOR_BUILD="${CC_FOR_BUILD-cc}"
else
CC_FOR_BUILD="${CC_FOR_BUILD-$CC}"
fi
AC_MSG_RESULT($CC_FOR_BUILD)
AC_ARG_VAR(CC_FOR_BUILD,[build system C compiler])
LT_PREREQ([2.2.6])
LT_INIT([win32-dll disable-static])
LT_LANG([Windows Resource])
##########################
## General definitions. ##
##########################
# Used by libgcrypt-config
LIBGCRYPT_CONFIG_LIBS="-lgcrypt"
LIBGCRYPT_CONFIG_CFLAGS=""
LIBGCRYPT_CONFIG_HOST="$host"
# Definitions for symmetric ciphers.
available_ciphers="arcfour blowfish cast5 des aes twofish serpent rfc2268 seed"
available_ciphers="$available_ciphers camellia idea salsa20 gost28147 chacha20"
enabled_ciphers=""
# Definitions for public-key ciphers.
available_pubkey_ciphers="dsa elgamal rsa ecc"
enabled_pubkey_ciphers=""
# Definitions for message digests.
available_digests="crc gostr3411-94 md2 md4 md5 rmd160 sha1 sha256 sha512"
available_digests="$available_digests sha3 tiger whirlpool stribog blake2"
available_digests="$available_digests sm3"
enabled_digests=""
# Definitions for kdfs (optional ones)
available_kdfs="s2k pkdf2 scrypt"
enabled_kdfs=""
# Definitions for random modules.
available_random_modules="linux egd unix"
auto_random_modules="$available_random_modules"
# Supported thread backends.
LIBGCRYPT_THREAD_MODULES=""
# Other definitions.
have_w32_system=no
have_w32ce_system=no
have_pthread=no
# Setup some stuff depending on host.
case "${host}" in
*-*-mingw32*)
ac_cv_have_dev_random=no
have_w32_system=yes
case "${host}" in
*-mingw32ce*)
have_w32ce_system=yes
available_random_modules="w32ce"
;;
*)
available_random_modules="w32"
;;
esac
AC_DEFINE(USE_ONLY_8DOT3,1,
[set this to limit filenames to the 8.3 format])
AC_DEFINE(HAVE_DRIVE_LETTERS,1,
[defined if we must run on a stupid file system])
AC_DEFINE(HAVE_DOSISH_SYSTEM,1,
[defined if we run on some of the PCDOS like systems
(DOS, Windoze. OS/2) with special properties like
no file modes])
;;
i?86-emx-os2 | i?86-*-os2*emx)
# OS/2 with the EMX environment
ac_cv_have_dev_random=no
AC_DEFINE(HAVE_DRIVE_LETTERS)
AC_DEFINE(HAVE_DOSISH_SYSTEM)
;;
i?86-*-msdosdjgpp*)
# DOS with the DJGPP environment
ac_cv_have_dev_random=no
AC_DEFINE(HAVE_DRIVE_LETTERS)
AC_DEFINE(HAVE_DOSISH_SYSTEM)
;;
*-*-hpux*)
if test -z "$GCC" ; then
CFLAGS="$CFLAGS -Ae -D_HPUX_SOURCE"
fi
;;
*-dec-osf4*)
if test -z "$GCC" ; then
# Suppress all warnings
# to get rid of the unsigned/signed char mismatch warnings.
CFLAGS="$CFLAGS -w"
fi
;;
m68k-atari-mint)
;;
*-apple-darwin*)
AC_DEFINE(_DARWIN_C_SOURCE, 900000L,
Expose all libc features (__DARWIN_C_FULL).)
;;
*)
;;
esac
if test "$have_w32_system" = yes; then
AC_DEFINE(HAVE_W32_SYSTEM,1, [Defined if we run on a W32 API based system])
if test "$have_w32ce_system" = yes; then
AC_DEFINE(HAVE_W32CE_SYSTEM,1,[Defined if we run on WindowsCE])
fi
fi
AM_CONDITIONAL(HAVE_W32_SYSTEM, test "$have_w32_system" = yes)
AM_CONDITIONAL(HAVE_W32CE_SYSTEM, test "$have_w32ce_system" = yes)
# A printable OS Name is sometimes useful.
case "${host}" in
*-*-mingw32ce*)
PRINTABLE_OS_NAME="W32CE"
;;
*-*-mingw32*)
PRINTABLE_OS_NAME="W32"
;;
i?86-emx-os2 | i?86-*-os2*emx )
PRINTABLE_OS_NAME="OS/2"
;;
i?86-*-msdosdjgpp*)
PRINTABLE_OS_NAME="MSDOS/DJGPP"
;;
*-linux*)
PRINTABLE_OS_NAME="GNU/Linux"
;;
*)
PRINTABLE_OS_NAME=`uname -s || echo "Unknown"`
;;
esac
NAME_OF_DEV_RANDOM="/dev/random"
NAME_OF_DEV_URANDOM="/dev/urandom"
AC_ARG_ENABLE(endian-check,
AC_HELP_STRING([--disable-endian-check],
[disable the endian check and trust the OS provided macros]),
endiancheck=$enableval,endiancheck=yes)
if test x"$endiancheck" = xyes ; then
AC_C_BIGENDIAN
else
AC_DEFINE(DISABLED_ENDIAN_CHECK,1,[configure did not test for endianness])
fi
AC_CHECK_SIZEOF(unsigned short, 2)
AC_CHECK_SIZEOF(unsigned int, 4)
AC_CHECK_SIZEOF(unsigned long, 4)
AC_CHECK_SIZEOF(unsigned long long, 0)
AC_CHECK_SIZEOF(void *, 0)
AC_TYPE_UINTPTR_T
if test "$ac_cv_sizeof_unsigned_short" = "0" \
|| test "$ac_cv_sizeof_unsigned_int" = "0" \
|| test "$ac_cv_sizeof_unsigned_long" = "0"; then
AC_MSG_WARN([Hmmm, something is wrong with the sizes - using defaults]);
fi
# Ensure that we have UINT64_C before we bother to check for uint64_t
AC_CACHE_CHECK([for UINT64_C],[gnupg_cv_uint64_c_works],
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]],
[[uint64_t foo=UINT64_C(42);]])],
gnupg_cv_uint64_c_works=yes,gnupg_cv_uint64_c_works=no))
if test "$gnupg_cv_uint64_c_works" = "yes" ; then
AC_CHECK_SIZEOF(uint64_t)
fi
# Do we have any 64-bit data types?
if test "$ac_cv_sizeof_unsigned_int" != "8" \
&& test "$ac_cv_sizeof_unsigned_long" != "8" \
&& test "$ac_cv_sizeof_unsigned_long_long" != "8" \
&& test "$ac_cv_sizeof_uint64_t" != "8"; then
AC_MSG_ERROR([[
***
*** No 64-bit integer type available.
*** It is not possible to build Libgcrypt on this platform.
***]])
fi
# If not specified otherwise, all available algorithms will be
# included.
default_ciphers="$available_ciphers"
default_pubkey_ciphers="$available_pubkey_ciphers"
default_digests="$available_digests"
default_kdfs="$available_kdfs"
# Blacklist MD2 by default
default_digests=`echo $default_digests | sed -e 's/md2//g'`
# Substitutions to set generated files in a Emacs buffer to read-only.
AC_SUBST(emacs_local_vars_begin, ['Local Variables:'])
AC_SUBST(emacs_local_vars_read_only, ['buffer-read-only: t'])
AC_SUBST(emacs_local_vars_end, ['End:'])
############################
## Command line switches. ##
############################
# Implementation of the --enable-ciphers switch.
AC_ARG_ENABLE(ciphers,
AC_HELP_STRING([--enable-ciphers=ciphers],
[select the symmetric ciphers to include]),
[enabled_ciphers=`echo $enableval | tr ',:' ' ' | tr '[A-Z]' '[a-z]'`],
[enabled_ciphers=""])
if test "x$enabled_ciphers" = "x" \
-o "$enabled_ciphers" = "yes" \
-o "$enabled_ciphers" = "no"; then
enabled_ciphers=$default_ciphers
fi
AC_MSG_CHECKING([which symmetric ciphers to include])
for cipher in $enabled_ciphers; do
LIST_MEMBER($cipher, $available_ciphers)
if test "$found" = "0"; then
AC_MSG_ERROR([unsupported cipher "$cipher" specified])
fi
done
AC_MSG_RESULT([$enabled_ciphers])
# Implementation of the --enable-pubkey-ciphers switch.
AC_ARG_ENABLE(pubkey-ciphers,
AC_HELP_STRING([--enable-pubkey-ciphers=ciphers],
[select the public-key ciphers to include]),
[enabled_pubkey_ciphers=`echo $enableval | tr ',:' ' ' | tr '[A-Z]' '[a-z]'`],
[enabled_pubkey_ciphers=""])
if test "x$enabled_pubkey_ciphers" = "x" \
-o "$enabled_pubkey_ciphers" = "yes" \
-o "$enabled_pubkey_ciphers" = "no"; then
enabled_pubkey_ciphers=$default_pubkey_ciphers
fi
AC_MSG_CHECKING([which public-key ciphers to include])
for cipher in $enabled_pubkey_ciphers; do
LIST_MEMBER($cipher, $available_pubkey_ciphers)
if test "$found" = "0"; then
AC_MSG_ERROR([unsupported public-key cipher specified])
fi
done
AC_MSG_RESULT([$enabled_pubkey_ciphers])
# Implementation of the --enable-digests switch.
AC_ARG_ENABLE(digests,
AC_HELP_STRING([--enable-digests=digests],
[select the message digests to include]),
[enabled_digests=`echo $enableval | tr ',:' ' ' | tr '[A-Z]' '[a-z]'`],
[enabled_digests=""])
if test "x$enabled_digests" = "x" \
-o "$enabled_digests" = "yes" \
-o "$enabled_digests" = "no"; then
enabled_digests=$default_digests
fi
AC_MSG_CHECKING([which message digests to include])
for digest in $enabled_digests; do
LIST_MEMBER($digest, $available_digests)
if test "$found" = "0"; then
AC_MSG_ERROR([unsupported message digest specified])
fi
done
AC_MSG_RESULT([$enabled_digests])
# Implementation of the --enable-kdfs switch.
AC_ARG_ENABLE(kdfs,
AC_HELP_STRING([--enable-kfds=kdfs],
[select the KDFs to include]),
[enabled_kdfs=`echo $enableval | tr ',:' ' ' | tr '[A-Z]' '[a-z]'`],
[enabled_kdfs=""])
if test "x$enabled_kdfs" = "x" \
-o "$enabled_kdfs" = "yes" \
-o "$enabled_kdfs" = "no"; then
enabled_kdfs=$default_kdfs
fi
AC_MSG_CHECKING([which key derivation functions to include])
for kdf in $enabled_kdfs; do
LIST_MEMBER($kdf, $available_kdfs)
if test "$found" = "0"; then
AC_MSG_ERROR([unsupported key derivation function specified])
fi
done
AC_MSG_RESULT([$enabled_kdfs])
# Implementation of the --enable-random switch.
AC_ARG_ENABLE(random,
AC_HELP_STRING([--enable-random=name],
[select which random number generator to use]),
[random=`echo $enableval | tr '[A-Z]' '[a-z]'`],
[])
if test "x$random" = "x" -o "$random" = "yes" -o "$random" = "no"; then
random=default
fi
AC_MSG_CHECKING([which random module to use])
if test "$random" != "default" -a "$random" != "auto"; then
LIST_MEMBER($random, $available_random_modules)
if test "$found" = "0"; then
AC_MSG_ERROR([unsupported random module specified])
fi
fi
AC_MSG_RESULT($random)
# Implementation of the --disable-dev-random switch.
AC_MSG_CHECKING([whether use of /dev/random is requested])
AC_ARG_ENABLE(dev-random,
[ --disable-dev-random disable the use of dev random],
try_dev_random=$enableval, try_dev_random=yes)
AC_MSG_RESULT($try_dev_random)
# Implementation of the --with-egd-socket switch.
AC_ARG_WITH(egd-socket,
[ --with-egd-socket=NAME Use NAME for the EGD socket)],
egd_socket_name="$withval", egd_socket_name="" )
AC_DEFINE_UNQUOTED(EGD_SOCKET_NAME, "$egd_socket_name",
[Define if you don't want the default EGD socket name.
For details see cipher/rndegd.c])
# Implementation of the --enable-random-daemon
AC_MSG_CHECKING([whether the experimental random daemon is requested])
AC_ARG_ENABLE([random-daemon],
AC_HELP_STRING([--enable-random-daemon],
[Build and support the experimental gcryptrnd]),
[use_random_daemon=$enableval],
[use_random_daemon=no])
AC_MSG_RESULT($use_random_daemon)
if test x$use_random_daemon = xyes ; then
AC_DEFINE(USE_RANDOM_DAEMON,1,
[Define to support the experimental random daemon])
fi
AM_CONDITIONAL(USE_RANDOM_DAEMON, test x$use_random_daemon = xyes)
# Implementation of --disable-asm.
AC_MSG_CHECKING([whether MPI assembler modules are requested])
AC_ARG_ENABLE([asm],
AC_HELP_STRING([--disable-asm],
[Disable MPI assembler modules]),
[try_asm_modules=$enableval],
[try_asm_modules=yes])
AC_MSG_RESULT($try_asm_modules)
# Implementation of the --enable-m-guard switch.
AC_MSG_CHECKING([whether memory guard is requested])
AC_ARG_ENABLE(m-guard,
AC_HELP_STRING([--enable-m-guard],
[Enable memory guard facility]),
[use_m_guard=$enableval], [use_m_guard=no])
AC_MSG_RESULT($use_m_guard)
if test "$use_m_guard" = yes ; then
AC_DEFINE(M_GUARD,1,[Define to use the (obsolete) malloc guarding feature])
fi
# Implementation of the --enable-large-data-tests switch.
AC_MSG_CHECKING([whether to run large data tests])
AC_ARG_ENABLE(large-data-tests,
AC_HELP_STRING([--enable-large-data-tests],
[Enable the real long ruinning large data tests]),
large_data_tests=$enableval,large_data_tests=no)
AC_MSG_RESULT($large_data_tests)
AC_SUBST(RUN_LARGE_DATA_TESTS, $large_data_tests)
# Implementation of the --with-capabilities switch.
# Check whether we want to use Linux capabilities
AC_MSG_CHECKING([whether use of capabilities is requested])
AC_ARG_WITH(capabilities,
AC_HELP_STRING([--with-capabilities],
[Use linux capabilities [default=no]]),
[use_capabilities="$withval"],[use_capabilities=no])
AC_MSG_RESULT($use_capabilities)
# Implementation of the --enable-hmac-binary-check.
AC_MSG_CHECKING([whether a HMAC binary check is requested])
AC_ARG_ENABLE(hmac-binary-check,
AC_HELP_STRING([--enable-hmac-binary-check],
[Enable library integrity check]),
[use_hmac_binary_check=$enableval],
[use_hmac_binary_check=no])
AC_MSG_RESULT($use_hmac_binary_check)
if test "$use_hmac_binary_check" = yes ; then
AC_DEFINE(ENABLE_HMAC_BINARY_CHECK,1,
[Define to support an HMAC based integrity check])
fi
# Implementation of the --disable-jent-support switch.
AC_MSG_CHECKING([whether jitter entropy support is requested])
AC_ARG_ENABLE(jent-support,
AC_HELP_STRING([--disable-jent-support],
[Disable support for the Jitter entropy collector]),
jentsupport=$enableval,jentsupport=yes)
AC_MSG_RESULT($jentsupport)
# Implementation of the --disable-padlock-support switch.
AC_MSG_CHECKING([whether padlock support is requested])
AC_ARG_ENABLE(padlock-support,
AC_HELP_STRING([--disable-padlock-support],
[Disable support for the PadLock Engine of VIA processors]),
padlocksupport=$enableval,padlocksupport=yes)
AC_MSG_RESULT($padlocksupport)
# Implementation of the --disable-aesni-support switch.
AC_MSG_CHECKING([whether AESNI support is requested])
AC_ARG_ENABLE(aesni-support,
AC_HELP_STRING([--disable-aesni-support],
[Disable support for the Intel AES-NI instructions]),
aesnisupport=$enableval,aesnisupport=yes)
AC_MSG_RESULT($aesnisupport)
# Implementation of the --disable-shaext-support switch.
AC_MSG_CHECKING([whether SHAEXT support is requested])
AC_ARG_ENABLE(shaext-support,
AC_HELP_STRING([--disable-shaext-support],
[Disable support for the Intel SHAEXT instructions]),
shaextsupport=$enableval,shaextsupport=yes)
AC_MSG_RESULT($shaextsupport)
# Implementation of the --disable-pclmul-support switch.
AC_MSG_CHECKING([whether PCLMUL support is requested])
AC_ARG_ENABLE(pclmul-support,
AC_HELP_STRING([--disable-pclmul-support],
[Disable support for the Intel PCLMUL instructions]),
pclmulsupport=$enableval,pclmulsupport=yes)
AC_MSG_RESULT($pclmulsupport)
# Implementation of the --disable-sse41-support switch.
AC_MSG_CHECKING([whether SSE4.1 support is requested])
AC_ARG_ENABLE(sse41-support,
AC_HELP_STRING([--disable-sse41-support],
[Disable support for the Intel SSE4.1 instructions]),
sse41support=$enableval,sse41support=yes)
AC_MSG_RESULT($sse41support)
# Implementation of the --disable-drng-support switch.
AC_MSG_CHECKING([whether DRNG support is requested])
AC_ARG_ENABLE(drng-support,
AC_HELP_STRING([--disable-drng-support],
[Disable support for the Intel DRNG (RDRAND instruction)]),
drngsupport=$enableval,drngsupport=yes)
AC_MSG_RESULT($drngsupport)
# Implementation of the --disable-avx-support switch.
AC_MSG_CHECKING([whether AVX support is requested])
AC_ARG_ENABLE(avx-support,
AC_HELP_STRING([--disable-avx-support],
[Disable support for the Intel AVX instructions]),
avxsupport=$enableval,avxsupport=yes)
AC_MSG_RESULT($avxsupport)
# Implementation of the --disable-avx2-support switch.
AC_MSG_CHECKING([whether AVX2 support is requested])
AC_ARG_ENABLE(avx2-support,
AC_HELP_STRING([--disable-avx2-support],
[Disable support for the Intel AVX2 instructions]),
avx2support=$enableval,avx2support=yes)
AC_MSG_RESULT($avx2support)
# Implementation of the --disable-neon-support switch.
AC_MSG_CHECKING([whether NEON support is requested])
AC_ARG_ENABLE(neon-support,
AC_HELP_STRING([--disable-neon-support],
[Disable support for the ARM NEON instructions]),
neonsupport=$enableval,neonsupport=yes)
AC_MSG_RESULT($neonsupport)
# Implementation of the --disable-arm-crypto-support switch.
AC_MSG_CHECKING([whether ARMv8 Crypto Extension support is requested])
AC_ARG_ENABLE(arm-crypto-support,
AC_HELP_STRING([--disable-arm-crypto-support],
[Disable support for the ARMv8 Crypto Extension instructions]),
armcryptosupport=$enableval,armcryptosupport=yes)
AC_MSG_RESULT($armcryptosupport)
# Implementation of the --disable-O-flag-munging switch.
AC_MSG_CHECKING([whether a -O flag munging is requested])
AC_ARG_ENABLE([O-flag-munging],
AC_HELP_STRING([--disable-O-flag-munging],
[Disable modification of the cc -O flag]),
[enable_o_flag_munging=$enableval],
[enable_o_flag_munging=yes])
AC_MSG_RESULT($enable_o_flag_munging)
AM_CONDITIONAL(ENABLE_O_FLAG_MUNGING, test "$enable_o_flag_munging" = "yes")
# Implementation of the --disable-amd64-as-feature-detection switch.
AC_MSG_CHECKING([whether to enable AMD64 as(1) feature detection])
AC_ARG_ENABLE(amd64-as-feature-detection,
AC_HELP_STRING([--disable-amd64-as-feature-detection],
[Disable the auto-detection of AMD64 as(1) features]),
amd64_as_feature_detection=$enableval,
amd64_as_feature_detection=yes)
AC_MSG_RESULT($amd64_as_feature_detection)
AC_DEFINE_UNQUOTED(PRINTABLE_OS_NAME, "$PRINTABLE_OS_NAME",
[A human readable text with the name of the OS])
# For some systems we know that we have ld_version scripts.
# Use it then as default.
have_ld_version_script=no
case "${host}" in
*-*-linux*)
have_ld_version_script=yes
;;
*-*-gnu*)
have_ld_version_script=yes
;;
esac
AC_ARG_ENABLE([ld-version-script],
AC_HELP_STRING([--enable-ld-version-script],
[enable/disable use of linker version script.
(default is system dependent)]),
[have_ld_version_script=$enableval],
[ : ] )
AM_CONDITIONAL(HAVE_LD_VERSION_SCRIPT, test "$have_ld_version_script" = "yes")
AC_DEFINE_UNQUOTED(NAME_OF_DEV_RANDOM, "$NAME_OF_DEV_RANDOM",
[defined to the name of the strong random device])
AC_DEFINE_UNQUOTED(NAME_OF_DEV_URANDOM, "$NAME_OF_DEV_URANDOM",
[defined to the name of the weaker random device])
###############################
#### Checks for libraries. ####
###############################
#
# gpg-error is required.
#
AM_PATH_GPG_ERROR("$NEED_GPG_ERROR_VERSION")
if test "x$GPG_ERROR_LIBS" = "x"; then
AC_MSG_ERROR([libgpg-error is needed.
See ftp://ftp.gnupg.org/gcrypt/libgpg-error/ .])
fi
AC_DEFINE(GPG_ERR_SOURCE_DEFAULT, GPG_ERR_SOURCE_GCRYPT,
[The default error source for libgcrypt.])
#
# Check whether the GNU Pth library is available. We require this
# to build the optional gcryptrnd program.
#
AC_ARG_WITH(pth-prefix,
AC_HELP_STRING([--with-pth-prefix=PFX],
[prefix where GNU Pth is installed (optional)]),
pth_config_prefix="$withval", pth_config_prefix="")
if test x$pth_config_prefix != x ; then
PTH_CONFIG="$pth_config_prefix/bin/pth-config"
fi
if test "$use_random_daemon" = "yes"; then
AC_PATH_PROG(PTH_CONFIG, pth-config, no)
if test "$PTH_CONFIG" = "no"; then
AC_MSG_WARN([[
***
*** To build the Libgcrypt's random number daemon
*** we need the support of the GNU Portable Threads Library.
*** Download it from ftp://ftp.gnu.org/gnu/pth/
*** On a Debian GNU/Linux system you might want to try
*** apt-get install libpth-dev
***]])
else
GNUPG_PTH_VERSION_CHECK([1.3.7])
if test $have_pth = yes; then
PTH_CFLAGS=`$PTH_CONFIG --cflags`
PTH_LIBS=`$PTH_CONFIG --ldflags`
PTH_LIBS="$PTH_LIBS `$PTH_CONFIG --libs --all`"
AC_DEFINE(USE_GNU_PTH, 1,
[Defined if the GNU Portable Thread Library should be used])
AC_DEFINE(HAVE_PTH, 1,
[Defined if the GNU Pth is available])
fi
fi
fi
AC_SUBST(PTH_CFLAGS)
AC_SUBST(PTH_LIBS)
#
# Check whether pthreads is available
#
if test "$have_w32_system" != yes; then
AC_CHECK_LIB(pthread,pthread_create,have_pthread=yes)
if test "$have_pthread" = yes; then
AC_DEFINE(HAVE_PTHREAD, 1 ,[Define if we have pthread.])
fi
fi
# Solaris needs -lsocket and -lnsl. Unisys system includes
# gethostbyname in libsocket but needs libnsl for socket.
AC_SEARCH_LIBS(setsockopt, [socket], ,
[AC_SEARCH_LIBS(setsockopt, [socket], , , [-lnsl])])
AC_SEARCH_LIBS(setsockopt, [nsl])
##################################
#### Checks for header files. ####
##################################
AC_HEADER_STDC
AC_CHECK_HEADERS(unistd.h sys/select.h sys/msg.h)
INSERT_SYS_SELECT_H=
if test x"$ac_cv_header_sys_select_h" = xyes; then
INSERT_SYS_SELECT_H=" include "
fi
AC_SUBST(INSERT_SYS_SELECT_H)
##########################################
#### Checks for typedefs, structures, ####
#### and compiler characteristics. ####
##########################################
AC_C_CONST
AC_C_INLINE
AC_TYPE_SIZE_T
AC_TYPE_SIGNAL
AC_DECL_SYS_SIGLIST
AC_TYPE_PID_T
GNUPG_CHECK_TYPEDEF(byte, HAVE_BYTE_TYPEDEF)
GNUPG_CHECK_TYPEDEF(ushort, HAVE_USHORT_TYPEDEF)
GNUPG_CHECK_TYPEDEF(ulong, HAVE_ULONG_TYPEDEF)
GNUPG_CHECK_TYPEDEF(u16, HAVE_U16_TYPEDEF)
GNUPG_CHECK_TYPEDEF(u32, HAVE_U32_TYPEDEF)
gl_TYPE_SOCKLEN_T
case "${host}" in
*-*-mingw32*)
# socklen_t may or may not be defined depending on what headers
# are included. To be safe we use int as this is the actual type.
FALLBACK_SOCKLEN_T="typedef int gcry_socklen_t;"
;;
*)
if test ".$gl_cv_socklen_t_equiv" = "."; then
FALLBACK_SOCKLEN_T="typedef socklen_t gcry_socklen_t;"
else
FALLBACK_SOCKLEN_T="typedef ${gl_cv_socklen_t_equiv} gcry_socklen_t;"
fi
esac
AC_SUBST(FALLBACK_SOCKLEN_T)
#
# Check for __builtin_bswap32 intrinsic.
#
AC_CACHE_CHECK(for __builtin_bswap32,
[gcry_cv_have_builtin_bswap32],
[gcry_cv_have_builtin_bswap32=no
AC_LINK_IFELSE([AC_LANG_PROGRAM([],
[int x = 0; int y = __builtin_bswap32(x); return y;])],
[gcry_cv_have_builtin_bswap32=yes])])
if test "$gcry_cv_have_builtin_bswap32" = "yes" ; then
AC_DEFINE(HAVE_BUILTIN_BSWAP32,1,
[Defined if compiler has '__builtin_bswap32' intrinsic])
fi
#
# Check for __builtin_bswap64 intrinsic.
#
AC_CACHE_CHECK(for __builtin_bswap64,
[gcry_cv_have_builtin_bswap64],
[gcry_cv_have_builtin_bswap64=no
AC_LINK_IFELSE([AC_LANG_PROGRAM([],
[long long x = 0; long long y = __builtin_bswap64(x); return y;])],
[gcry_cv_have_builtin_bswap64=yes])])
if test "$gcry_cv_have_builtin_bswap64" = "yes" ; then
AC_DEFINE(HAVE_BUILTIN_BSWAP64,1,
[Defined if compiler has '__builtin_bswap64' intrinsic])
fi
#
# Check for __builtin_ctz intrinsic.
#
AC_CACHE_CHECK(for __builtin_ctz,
[gcry_cv_have_builtin_ctz],
[gcry_cv_have_builtin_ctz=no
AC_LINK_IFELSE([AC_LANG_PROGRAM([],
[unsigned int x = 0; int y = __builtin_ctz(x); return y;])],
[gcry_cv_have_builtin_ctz=yes])])
if test "$gcry_cv_have_builtin_ctz" = "yes" ; then
AC_DEFINE(HAVE_BUILTIN_CTZ, 1,
[Defined if compiler has '__builtin_ctz' intrinsic])
fi
#
# Check for VLA support (variable length arrays).
#
AC_CACHE_CHECK(whether the variable length arrays are supported,
[gcry_cv_have_vla],
[gcry_cv_have_vla=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[void f1(char *, int);
char foo(int i) {
char b[(i < 0 ? 0 : i) + 1];
f1(b, sizeof b); return b[0];}]])],
[gcry_cv_have_vla=yes])])
if test "$gcry_cv_have_vla" = "yes" ; then
AC_DEFINE(HAVE_VLA,1, [Defined if variable length arrays are supported])
fi
#
# Check for ELF visibility support.
#
AC_CACHE_CHECK(whether the visibility attribute is supported,
gcry_cv_visibility_attribute,
[gcry_cv_visibility_attribute=no
AC_LANG_CONFTEST([AC_LANG_SOURCE(
[[int foo __attribute__ ((visibility ("hidden"))) = 1;
int bar __attribute__ ((visibility ("protected"))) = 1;
]])])
if ${CC-cc} -Werror -S conftest.c -o conftest.s \
1>&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD ; then
if grep '\.hidden.*foo' conftest.s >/dev/null 2>&1 ; then
if grep '\.protected.*bar' conftest.s >/dev/null 2>&1; then
gcry_cv_visibility_attribute=yes
fi
fi
fi
])
if test "$gcry_cv_visibility_attribute" = "yes"; then
AC_CACHE_CHECK(for broken visibility attribute,
gcry_cv_broken_visibility_attribute,
[gcry_cv_broken_visibility_attribute=yes
AC_LANG_CONFTEST([AC_LANG_SOURCE(
[[int foo (int x);
int bar (int x) __asm__ ("foo")
__attribute__ ((visibility ("hidden")));
int bar (int x) { return x; }
]])])
if ${CC-cc} -Werror -S conftest.c -o conftest.s \
1>&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD ; then
if grep '\.hidden@<:@ _@:>@foo' conftest.s >/dev/null 2>&1;
then
gcry_cv_broken_visibility_attribute=no
fi
fi
])
fi
if test "$gcry_cv_visibility_attribute" = "yes"; then
AC_CACHE_CHECK(for broken alias attribute,
gcry_cv_broken_alias_attribute,
[gcry_cv_broken_alias_attribute=yes
AC_LANG_CONFTEST([AC_LANG_SOURCE(
[[extern int foo (int x) __asm ("xyzzy");
int bar (int x) { return x; }
extern __typeof (bar) foo __attribute ((weak, alias ("bar")));
extern int dfoo;
extern __typeof (dfoo) dfoo __asm ("abccb");
int dfoo = 1;
]])])
if ${CC-cc} -Werror -S conftest.c -o conftest.s \
1>&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD ; then
if grep 'xyzzy' conftest.s >/dev/null 2>&1 && \
grep 'abccb' conftest.s >/dev/null 2>&1; then
gcry_cv_broken_alias_attribute=no
fi
fi
])
fi
if test "$gcry_cv_visibility_attribute" = "yes"; then
AC_CACHE_CHECK(if gcc supports -fvisibility=hidden,
gcry_cv_gcc_has_f_visibility,
[gcry_cv_gcc_has_f_visibility=no
_gcc_cflags_save=$CFLAGS
CFLAGS="-fvisibility=hidden"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],
gcry_cv_gcc_has_f_visibility=yes)
CFLAGS=$_gcc_cflags_save;
])
fi
if test "$gcry_cv_visibility_attribute" = "yes" \
&& test "$gcry_cv_broken_visibility_attribute" != "yes" \
&& test "$gcry_cv_broken_alias_attribute" != "yes" \
&& test "$gcry_cv_gcc_has_f_visibility" = "yes"
then
AC_DEFINE(GCRY_USE_VISIBILITY, 1,
[Define to use the GNU C visibility attribute.])
CFLAGS="$CFLAGS -fvisibility=hidden"
fi
# Following attribute tests depend on warnings to cause compile to fail,
# so set -Werror temporarily.
_gcc_cflags_save=$CFLAGS
CFLAGS="$CFLAGS -Werror"
#
# Check whether the compiler supports the GCC style aligned attribute
#
AC_CACHE_CHECK([whether the GCC style aligned attribute is supported],
[gcry_cv_gcc_attribute_aligned],
[gcry_cv_gcc_attribute_aligned=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[struct { int a; } foo __attribute__ ((aligned (16)));]])],
[gcry_cv_gcc_attribute_aligned=yes])])
if test "$gcry_cv_gcc_attribute_aligned" = "yes" ; then
AC_DEFINE(HAVE_GCC_ATTRIBUTE_ALIGNED,1,
[Defined if a GCC style "__attribute__ ((aligned (n))" is supported])
fi
#
# Check whether the compiler supports the GCC style packed attribute
#
AC_CACHE_CHECK([whether the GCC style packed attribute is supported],
[gcry_cv_gcc_attribute_packed],
[gcry_cv_gcc_attribute_packed=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[struct foolong_s { long b; } __attribute__ ((packed));
struct foo_s { char a; struct foolong_s b; }
__attribute__ ((packed));
enum bar {
FOO = 1 / (sizeof(struct foo_s) == (sizeof(char) + sizeof(long))),
};]])],
[gcry_cv_gcc_attribute_packed=yes])])
if test "$gcry_cv_gcc_attribute_packed" = "yes" ; then
AC_DEFINE(HAVE_GCC_ATTRIBUTE_PACKED,1,
[Defined if a GCC style "__attribute__ ((packed))" is supported])
fi
#
# Check whether the compiler supports the GCC style may_alias attribute
#
AC_CACHE_CHECK([whether the GCC style may_alias attribute is supported],
[gcry_cv_gcc_attribute_may_alias],
[gcry_cv_gcc_attribute_may_alias=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[typedef struct foo_s { int a; }
__attribute__ ((may_alias)) foo_t;]])],
[gcry_cv_gcc_attribute_may_alias=yes])])
if test "$gcry_cv_gcc_attribute_may_alias" = "yes" ; then
AC_DEFINE(HAVE_GCC_ATTRIBUTE_MAY_ALIAS,1,
[Defined if a GCC style "__attribute__ ((may_alias))" is supported])
fi
# Restore flags.
CFLAGS=$_gcc_cflags_save;
#
# Check whether the compiler supports 'asm' or '__asm__' keyword for
# assembler blocks.
#
AC_CACHE_CHECK([whether 'asm' assembler keyword is supported],
[gcry_cv_have_asm],
[gcry_cv_have_asm=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[void a(void) { asm("":::"memory"); }]])],
[gcry_cv_have_asm=yes])])
AC_CACHE_CHECK([whether '__asm__' assembler keyword is supported],
[gcry_cv_have___asm__],
[gcry_cv_have___asm__=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[void a(void) { __asm__("":::"memory"); }]])],
[gcry_cv_have___asm__=yes])])
if test "$gcry_cv_have_asm" = "no" ; then
if test "$gcry_cv_have___asm__" = "yes" ; then
AC_DEFINE(asm,__asm__,
[Define to supported assembler block keyword, if plain 'asm' was not
supported])
fi
fi
#
# Check whether the compiler supports inline assembly memory barrier.
#
if test "$gcry_cv_have_asm" = "no" ; then
if test "$gcry_cv_have___asm__" = "yes" ; then
AC_CACHE_CHECK([whether inline assembly memory barrier is supported],
[gcry_cv_have_asm_volatile_memory],
[gcry_cv_have_asm_volatile_memory=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[void a(void) { __asm__ volatile("":::"memory"); }]])],
[gcry_cv_have_asm_volatile_memory=yes])])
fi
else
AC_CACHE_CHECK([whether inline assembly memory barrier is supported],
[gcry_cv_have_asm_volatile_memory],
[gcry_cv_have_asm_volatile_memory=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[void a(void) { asm volatile("":::"memory"); }]])],
[gcry_cv_have_asm_volatile_memory=yes])])
fi
if test "$gcry_cv_have_asm_volatile_memory" = "yes" ; then
AC_DEFINE(HAVE_GCC_ASM_VOLATILE_MEMORY,1,
[Define if inline asm memory barrier is supported])
fi
#
# Check whether GCC assembler supports features needed for our ARM
# implementations. This needs to be done before setting up the
# assembler stuff.
#
AC_CACHE_CHECK([whether GCC assembler is compatible for ARM assembly implementations],
[gcry_cv_gcc_arm_platform_as_ok],
[gcry_cv_gcc_arm_platform_as_ok=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[__asm__(
/* Test if assembler supports UAL syntax. */
".syntax unified\n\t"
".arm\n\t" /* our assembly code is in ARM mode */
/* Following causes error if assembler ignored '.syntax unified'. */
"asmfunc:\n\t"
"add %r0, %r0, %r4, ror #12;\n\t"
/* Test if '.type' and '.size' are supported. */
".size asmfunc,.-asmfunc;\n\t"
".type asmfunc,%function;\n\t"
);]])],
[gcry_cv_gcc_arm_platform_as_ok=yes])])
if test "$gcry_cv_gcc_arm_platform_as_ok" = "yes" ; then
AC_DEFINE(HAVE_COMPATIBLE_GCC_ARM_PLATFORM_AS,1,
[Defined if underlying assembler is compatible with ARM assembly implementations])
fi
#
# Check whether GCC assembler supports features needed for our ARMv8/Aarch64
# implementations. This needs to be done before setting up the
# assembler stuff.
#
AC_CACHE_CHECK([whether GCC assembler is compatible for ARMv8/Aarch64 assembly implementations],
[gcry_cv_gcc_aarch64_platform_as_ok],
[gcry_cv_gcc_aarch64_platform_as_ok=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[__asm__(
"asmfunc:\n\t"
"eor x0, x0, x30, ror #12;\n\t"
"add x0, x0, x30, asr #12;\n\t"
"eor v0.16b, v0.16b, v31.16b;\n\t"
/* Test if '.type' and '.size' are supported. */
".size asmfunc,.-asmfunc;\n\t"
".type asmfunc,@function;\n\t"
);]])],
[gcry_cv_gcc_aarch64_platform_as_ok=yes])])
if test "$gcry_cv_gcc_aarch64_platform_as_ok" = "yes" ; then
AC_DEFINE(HAVE_COMPATIBLE_GCC_AARCH64_PLATFORM_AS,1,
[Defined if underlying assembler is compatible with ARMv8/Aarch64 assembly implementations])
fi
#
# Check whether underscores in symbols are required. This needs to be
# done before setting up the assembler stuff.
#
GNUPG_SYS_SYMBOL_UNDERSCORE()
#################################
#### ####
#### Setup assembler stuff. ####
#### Define mpi_cpu_arch. ####
#### ####
#################################
AC_ARG_ENABLE(mpi-path,
AC_HELP_STRING([--enable-mpi-path=EXTRA_PATH],
[prepend EXTRA_PATH to list of CPU specific optimizations]),
mpi_extra_path="$enableval",mpi_extra_path="")
AC_MSG_CHECKING(architecture and mpi assembler functions)
if test -f $srcdir/mpi/config.links ; then
. $srcdir/mpi/config.links
AC_CONFIG_LINKS("$mpi_ln_list")
ac_cv_mpi_sflags="$mpi_sflags"
AC_MSG_RESULT($mpi_cpu_arch)
else
AC_MSG_RESULT(failed)
AC_MSG_ERROR([mpi/config.links missing!])
fi
MPI_SFLAGS="$ac_cv_mpi_sflags"
AC_SUBST(MPI_SFLAGS)
AM_CONDITIONAL(MPI_MOD_ASM_MPIH_ADD1, test "$mpi_mod_asm_mpih_add1" = yes)
AM_CONDITIONAL(MPI_MOD_ASM_MPIH_SUB1, test "$mpi_mod_asm_mpih_sub1" = yes)
AM_CONDITIONAL(MPI_MOD_ASM_MPIH_MUL1, test "$mpi_mod_asm_mpih_mul1" = yes)
AM_CONDITIONAL(MPI_MOD_ASM_MPIH_MUL2, test "$mpi_mod_asm_mpih_mul2" = yes)
AM_CONDITIONAL(MPI_MOD_ASM_MPIH_MUL3, test "$mpi_mod_asm_mpih_mul3" = yes)
AM_CONDITIONAL(MPI_MOD_ASM_MPIH_LSHIFT, test "$mpi_mod_asm_mpih_lshift" = yes)
AM_CONDITIONAL(MPI_MOD_ASM_MPIH_RSHIFT, test "$mpi_mod_asm_mpih_rshift" = yes)
AM_CONDITIONAL(MPI_MOD_ASM_UDIV, test "$mpi_mod_asm_udiv" = yes)
AM_CONDITIONAL(MPI_MOD_ASM_UDIV_QRNND, test "$mpi_mod_asm_udiv_qrnnd" = yes)
AM_CONDITIONAL(MPI_MOD_C_MPIH_ADD1, test "$mpi_mod_c_mpih_add1" = yes)
AM_CONDITIONAL(MPI_MOD_C_MPIH_SUB1, test "$mpi_mod_c_mpih_sub1" = yes)
AM_CONDITIONAL(MPI_MOD_C_MPIH_MUL1, test "$mpi_mod_c_mpih_mul1" = yes)
AM_CONDITIONAL(MPI_MOD_C_MPIH_MUL2, test "$mpi_mod_c_mpih_mul2" = yes)
AM_CONDITIONAL(MPI_MOD_C_MPIH_MUL3, test "$mpi_mod_c_mpih_mul3" = yes)
AM_CONDITIONAL(MPI_MOD_C_MPIH_LSHIFT, test "$mpi_mod_c_mpih_lshift" = yes)
AM_CONDITIONAL(MPI_MOD_C_MPIH_RSHIFT, test "$mpi_mod_c_mpih_rshift" = yes)
AM_CONDITIONAL(MPI_MOD_C_UDIV, test "$mpi_mod_c_udiv" = yes)
AM_CONDITIONAL(MPI_MOD_C_UDIV_QRNND, test "$mpi_mod_c_udiv_qrnnd" = yes)
# Reset non applicable feature flags.
if test "$mpi_cpu_arch" != "x86" ; then
aesnisupport="n/a"
shaextsupport="n/a"
pclmulsupport="n/a"
sse41support="n/a"
avxsupport="n/a"
avx2support="n/a"
padlocksupport="n/a"
jentsupport="n/a"
drngsupport="n/a"
fi
if test "$mpi_cpu_arch" != "arm" ; then
if test "$mpi_cpu_arch" != "aarch64" ; then
neonsupport="n/a"
armcryptosupport="n/a"
fi
fi
#############################################
#### ####
#### Platform specific compiler checks. ####
#### ####
#############################################
# Following tests depend on warnings to cause compile to fail, so set -Werror
# temporarily.
_gcc_cflags_save=$CFLAGS
CFLAGS="$CFLAGS -Werror"
#
# Check whether compiler supports 'ms_abi' function attribute.
#
AC_CACHE_CHECK([whether compiler supports 'ms_abi' function attribute],
[gcry_cv_gcc_attribute_ms_abi],
[gcry_cv_gcc_attribute_ms_abi=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[int __attribute__ ((ms_abi)) proto(int);]])],
[gcry_cv_gcc_attribute_ms_abi=yes])])
if test "$gcry_cv_gcc_attribute_ms_abi" = "yes" ; then
AC_DEFINE(HAVE_GCC_ATTRIBUTE_MS_ABI,1,
[Defined if compiler supports "__attribute__ ((ms_abi))" function attribute])
fi
#
# Check whether compiler supports 'sysv_abi' function attribute.
#
AC_CACHE_CHECK([whether compiler supports 'sysv_abi' function attribute],
[gcry_cv_gcc_attribute_sysv_abi],
[gcry_cv_gcc_attribute_sysv_abi=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[int __attribute__ ((sysv_abi)) proto(int);]])],
[gcry_cv_gcc_attribute_sysv_abi=yes])])
if test "$gcry_cv_gcc_attribute_sysv_abi" = "yes" ; then
AC_DEFINE(HAVE_GCC_ATTRIBUTE_SYSV_ABI,1,
[Defined if compiler supports "__attribute__ ((sysv_abi))" function attribute])
fi
#
# Check whether default calling convention is 'ms_abi'.
#
if test "$gcry_cv_gcc_attribute_ms_abi" = "yes" ; then
AC_CACHE_CHECK([whether default calling convention is 'ms_abi'],
[gcry_cv_gcc_default_abi_is_ms_abi],
[gcry_cv_gcc_default_abi_is_ms_abi=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[void *test(void) {
void *(*def_func)(void) = test;
void *__attribute__((ms_abi))(*msabi_func)(void);
/* warning on SysV abi targets, passes on Windows based targets */
msabi_func = def_func;
return msabi_func;
}]])],
[gcry_cv_gcc_default_abi_is_ms_abi=yes])])
if test "$gcry_cv_gcc_default_abi_is_ms_abi" = "yes" ; then
AC_DEFINE(HAVE_GCC_DEFAULT_ABI_IS_MS_ABI,1,
[Defined if default calling convention is 'ms_abi'])
fi
fi
#
# Check whether default calling convention is 'sysv_abi'.
#
if test "$gcry_cv_gcc_attribute_sysv_abi" = "yes" ; then
AC_CACHE_CHECK([whether default calling convention is 'sysv_abi'],
[gcry_cv_gcc_default_abi_is_sysv_abi],
[gcry_cv_gcc_default_abi_is_sysv_abi=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[void *test(void) {
void *(*def_func)(void) = test;
void *__attribute__((sysv_abi))(*sysvabi_func)(void);
/* warning on MS ABI targets, passes on SysV ABI targets */
sysvabi_func = def_func;
return sysvabi_func;
}]])],
[gcry_cv_gcc_default_abi_is_sysv_abi=yes])])
if test "$gcry_cv_gcc_default_abi_is_sysv_abi" = "yes" ; then
AC_DEFINE(HAVE_GCC_DEFAULT_ABI_IS_SYSV_ABI,1,
[Defined if default calling convention is 'sysv_abi'])
fi
fi
# Restore flags.
CFLAGS=$_gcc_cflags_save;
#
# Check whether GCC inline assembler supports SSSE3 instructions
# This is required for the AES-NI instructions.
#
AC_CACHE_CHECK([whether GCC inline assembler supports SSSE3 instructions],
[gcry_cv_gcc_inline_asm_ssse3],
[if test "$mpi_cpu_arch" != "x86" ; then
gcry_cv_gcc_inline_asm_ssse3="n/a"
else
gcry_cv_gcc_inline_asm_ssse3=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[static unsigned char be_mask[16] __attribute__ ((aligned (16))) =
{ 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 };
void a(void) {
__asm__("pshufb %[mask], %%xmm2\n\t"::[mask]"m"(*be_mask):);
}]])],
[gcry_cv_gcc_inline_asm_ssse3=yes])
fi])
if test "$gcry_cv_gcc_inline_asm_ssse3" = "yes" ; then
AC_DEFINE(HAVE_GCC_INLINE_ASM_SSSE3,1,
[Defined if inline assembler supports SSSE3 instructions])
fi
#
# Check whether GCC inline assembler supports PCLMUL instructions.
#
AC_CACHE_CHECK([whether GCC inline assembler supports PCLMUL instructions],
[gcry_cv_gcc_inline_asm_pclmul],
[if test "$mpi_cpu_arch" != "x86" ; then
gcry_cv_gcc_inline_asm_pclmul="n/a"
else
gcry_cv_gcc_inline_asm_pclmul=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[void a(void) {
__asm__("pclmulqdq \$0, %%xmm1, %%xmm3\n\t":::"cc");
}]])],
[gcry_cv_gcc_inline_asm_pclmul=yes])
fi])
if test "$gcry_cv_gcc_inline_asm_pclmul" = "yes" ; then
AC_DEFINE(HAVE_GCC_INLINE_ASM_PCLMUL,1,
[Defined if inline assembler supports PCLMUL instructions])
fi
#
# Check whether GCC inline assembler supports SHA Extensions instructions.
#
AC_CACHE_CHECK([whether GCC inline assembler supports SHA Extensions instructions],
[gcry_cv_gcc_inline_asm_shaext],
[if test "$mpi_cpu_arch" != "x86" ; then
gcry_cv_gcc_inline_asm_shaext="n/a"
else
gcry_cv_gcc_inline_asm_shaext=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[void a(void) {
__asm__("sha1rnds4 \$0, %%xmm1, %%xmm3\n\t":::"cc");
__asm__("sha1nexte %%xmm1, %%xmm3\n\t":::"cc");
__asm__("sha1msg1 %%xmm1, %%xmm3\n\t":::"cc");
__asm__("sha1msg2 %%xmm1, %%xmm3\n\t":::"cc");
__asm__("sha256rnds2 %%xmm0, %%xmm1, %%xmm3\n\t":::"cc");
__asm__("sha256msg1 %%xmm1, %%xmm3\n\t":::"cc");
__asm__("sha256msg2 %%xmm1, %%xmm3\n\t":::"cc");
}]])],
[gcry_cv_gcc_inline_asm_shaext=yes])
fi])
if test "$gcry_cv_gcc_inline_asm_shaext" = "yes" ; then
AC_DEFINE(HAVE_GCC_INLINE_ASM_SHAEXT,1,
[Defined if inline assembler supports SHA Extensions instructions])
fi
#
# Check whether GCC inline assembler supports SSE4.1 instructions.
#
AC_CACHE_CHECK([whether GCC inline assembler supports SSE4.1 instructions],
[gcry_cv_gcc_inline_asm_sse41],
[if test "$mpi_cpu_arch" != "x86" ; then
gcry_cv_gcc_inline_asm_sse41="n/a"
else
gcry_cv_gcc_inline_asm_sse41=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[void a(void) {
int i;
__asm__("pextrd \$2, %%xmm0, %[out]\n\t" : [out] "=m" (i));
}]])],
[gcry_cv_gcc_inline_asm_sse41=yes])
fi])
if test "$gcry_cv_gcc_inline_asm_sse41" = "yes" ; then
AC_DEFINE(HAVE_GCC_INLINE_ASM_SSE41,1,
[Defined if inline assembler supports SSE4.1 instructions])
fi
#
# Check whether GCC inline assembler supports AVX instructions
#
AC_CACHE_CHECK([whether GCC inline assembler supports AVX instructions],
[gcry_cv_gcc_inline_asm_avx],
[if test "$mpi_cpu_arch" != "x86" ; then
gcry_cv_gcc_inline_asm_avx="n/a"
else
gcry_cv_gcc_inline_asm_avx=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[void a(void) {
__asm__("xgetbv; vaesdeclast (%[mem]),%%xmm0,%%xmm7\n\t"::[mem]"r"(0):);
}]])],
[gcry_cv_gcc_inline_asm_avx=yes])
fi])
if test "$gcry_cv_gcc_inline_asm_avx" = "yes" ; then
AC_DEFINE(HAVE_GCC_INLINE_ASM_AVX,1,
[Defined if inline assembler supports AVX instructions])
fi
#
# Check whether GCC inline assembler supports AVX2 instructions
#
AC_CACHE_CHECK([whether GCC inline assembler supports AVX2 instructions],
[gcry_cv_gcc_inline_asm_avx2],
[if test "$mpi_cpu_arch" != "x86" ; then
gcry_cv_gcc_inline_asm_avx2="n/a"
else
gcry_cv_gcc_inline_asm_avx2=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[void a(void) {
__asm__("xgetbv; vpbroadcastb %%xmm7,%%ymm1\n\t":::"cc");
}]])],
[gcry_cv_gcc_inline_asm_avx2=yes])
fi])
if test "$gcry_cv_gcc_inline_asm_avx2" = "yes" ; then
AC_DEFINE(HAVE_GCC_INLINE_ASM_AVX2,1,
[Defined if inline assembler supports AVX2 instructions])
fi
#
# Check whether GCC inline assembler supports BMI2 instructions
#
AC_CACHE_CHECK([whether GCC inline assembler supports BMI2 instructions],
[gcry_cv_gcc_inline_asm_bmi2],
[if test "$mpi_cpu_arch" != "x86" ; then
gcry_cv_gcc_inline_asm_bmi2="n/a"
else
gcry_cv_gcc_inline_asm_bmi2=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[unsigned int a(unsigned int x, unsigned int y) {
unsigned int tmp1, tmp2;
asm ("rorxl %2, %1, %0"
: "=r" (tmp1)
: "rm0" (x), "J" (32 - ((23) & 31)));
asm ("andnl %2, %1, %0"
: "=r" (tmp2)
: "r0" (x), "rm" (y));
return tmp1 + tmp2;
}]])],
[gcry_cv_gcc_inline_asm_bmi2=yes])
fi])
if test "$gcry_cv_gcc_inline_asm_bmi2" = "yes" ; then
AC_DEFINE(HAVE_GCC_INLINE_ASM_BMI2,1,
[Defined if inline assembler supports BMI2 instructions])
fi
#
# Check whether GCC assembler needs "-Wa,--divide" to correctly handle
# constant division
#
if test $amd64_as_feature_detection = yes; then
AC_CACHE_CHECK([whether GCC assembler handles division correctly],
[gcry_cv_gcc_as_const_division_ok],
[gcry_cv_gcc_as_const_division_ok=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[__asm__("xorl \$(123456789/12345678), %ebp;\n\t");]])],
[gcry_cv_gcc_as_const_division_ok=yes])])
if test "$gcry_cv_gcc_as_const_division_ok" = "no" ; then
#
# Add '-Wa,--divide' to CPPFLAGS and try check again.
#
_gcc_cppflags_save="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS -Wa,--divide"
AC_CACHE_CHECK([whether GCC assembler handles division correctly with "-Wa,--divide"],
[gcry_cv_gcc_as_const_division_with_wadivide_ok],
[gcry_cv_gcc_as_const_division_with_wadivide_ok=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[__asm__("xorl \$(123456789/12345678), %ebp;\n\t");]])],
[gcry_cv_gcc_as_const_division_with_wadivide_ok=yes])])
if test "$gcry_cv_gcc_as_const_division_with_wadivide_ok" = "no" ; then
# '-Wa,--divide' did not work, restore old flags.
CPPFLAGS="$_gcc_cppflags_save"
fi
fi
fi
#
# Check whether GCC assembler supports features needed for our amd64
# implementations
#
if test $amd64_as_feature_detection = yes; then
AC_CACHE_CHECK([whether GCC assembler is compatible for amd64 assembly implementations],
[gcry_cv_gcc_amd64_platform_as_ok],
[if test "$mpi_cpu_arch" != "x86" ; then
gcry_cv_gcc_amd64_platform_as_ok="n/a"
else
gcry_cv_gcc_amd64_platform_as_ok=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[__asm__(
/* Test if '.type' and '.size' are supported. */
/* These work only on ELF targets. */
"asmfunc:\n\t"
".size asmfunc,.-asmfunc;\n\t"
".type asmfunc,@function;\n\t"
/* Test if assembler allows use of '/' for constant division
* (Solaris/x86 issue). If previous constant division check
* and "-Wa,--divide" workaround failed, this causes assembly
* to be disable on this machine. */
"xorl \$(123456789/12345678), %ebp;\n\t"
);]])],
[gcry_cv_gcc_amd64_platform_as_ok=yes])
fi])
if test "$gcry_cv_gcc_amd64_platform_as_ok" = "yes" ; then
AC_DEFINE(HAVE_COMPATIBLE_GCC_AMD64_PLATFORM_AS,1,
[Defined if underlying assembler is compatible with amd64 assembly implementations])
fi
if test "$gcry_cv_gcc_amd64_platform_as_ok" = "no" &&
test "$gcry_cv_gcc_attribute_sysv_abi" = "yes" &&
test "$gcry_cv_gcc_default_abi_is_ms_abi" = "yes"; then
AC_CACHE_CHECK([whether GCC assembler is compatible for WIN64 assembly implementations],
[gcry_cv_gcc_win64_platform_as_ok],
[gcry_cv_gcc_win64_platform_as_ok=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[__asm__(
".globl asmfunc\n\t"
"asmfunc:\n\t"
"xorq \$(1234), %rbp;\n\t"
);]])],
[gcry_cv_gcc_win64_platform_as_ok=yes])])
if test "$gcry_cv_gcc_win64_platform_as_ok" = "yes" ; then
AC_DEFINE(HAVE_COMPATIBLE_GCC_WIN64_PLATFORM_AS,1,
[Defined if underlying assembler is compatible with WIN64 assembly implementations])
fi
fi
fi
#
# Check whether GCC assembler supports features needed for assembly
# implementations that use Intel syntax
#
AC_CACHE_CHECK([whether GCC assembler is compatible for Intel syntax assembly implementations],
[gcry_cv_gcc_platform_as_ok_for_intel_syntax],
[if test "$mpi_cpu_arch" != "x86" ; then
gcry_cv_gcc_platform_as_ok_for_intel_syntax="n/a"
else
gcry_cv_gcc_platform_as_ok_for_intel_syntax=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[__asm__(
".intel_syntax noprefix\n\t"
"pxor xmm1, xmm7;\n\t"
/* Intel syntax implementation also use GAS macros, so check
* for them here. */
"VAL_A = xmm4\n\t"
"VAL_B = xmm2\n\t"
".macro SET_VAL_A p1\n\t"
" VAL_A = \\\\p1 \n\t"
".endm\n\t"
".macro SET_VAL_B p1\n\t"
" VAL_B = \\\\p1 \n\t"
".endm\n\t"
"vmovdqa VAL_A, VAL_B;\n\t"
"SET_VAL_A eax\n\t"
"SET_VAL_B ebp\n\t"
"add VAL_A, VAL_B;\n\t"
"add VAL_B, 0b10101;\n\t"
);]])],
[gcry_cv_gcc_platform_as_ok_for_intel_syntax=yes])
fi])
if test "$gcry_cv_gcc_platform_as_ok_for_intel_syntax" = "yes" ; then
AC_DEFINE(HAVE_INTEL_SYNTAX_PLATFORM_AS,1,
[Defined if underlying assembler is compatible with Intel syntax assembly implementations])
fi
#
# Check whether compiler is configured for ARMv6 or newer architecture
#
AC_CACHE_CHECK([whether compiler is configured for ARMv6 or newer architecture],
[gcry_cv_cc_arm_arch_is_v6],
[if test "$mpi_cpu_arch" != "arm" ; then
gcry_cv_cc_arm_arch_is_v6="n/a"
else
gcry_cv_cc_arm_arch_is_v6=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[
#if defined(__arm__) && \
((defined(__ARM_ARCH) && __ARM_ARCH >= 6) \
|| defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) \
|| defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6ZK__) \
|| defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6T2__) \
|| defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) \
|| defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) \
|| defined(__ARM_ARCH_7EM__))
/* empty */
#else
/* fail compile if not ARMv6. */
not_armv6 not_armv6 = (not_armv6)not_armv6;
#endif
]])],
[gcry_cv_cc_arm_arch_is_v6=yes])
fi])
if test "$gcry_cv_cc_arm_arch_is_v6" = "yes" ; then
AC_DEFINE(HAVE_ARM_ARCH_V6,1,
[Defined if ARM architecture is v6 or newer])
fi
#
# Check whether GCC inline assembler supports NEON instructions
#
AC_CACHE_CHECK([whether GCC inline assembler supports NEON instructions],
[gcry_cv_gcc_inline_asm_neon],
[if test "$mpi_cpu_arch" != "arm" ; then
gcry_cv_gcc_inline_asm_neon="n/a"
else
gcry_cv_gcc_inline_asm_neon=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[__asm__(
".syntax unified\n\t"
".arm\n\t"
".fpu neon\n\t"
"vld1.64 {%q0-%q1}, [%r0]!;\n\t"
"vrev64.8 %q0, %q3;\n\t"
"vadd.u64 %q0, %q1;\n\t"
"vadd.s64 %d3, %d2, %d3;\n\t"
);
]])],
[gcry_cv_gcc_inline_asm_neon=yes])
fi])
if test "$gcry_cv_gcc_inline_asm_neon" = "yes" ; then
AC_DEFINE(HAVE_GCC_INLINE_ASM_NEON,1,
[Defined if inline assembler supports NEON instructions])
fi
#
# Check whether GCC inline assembler supports AArch32 Crypto Extension instructions
#
AC_CACHE_CHECK([whether GCC inline assembler supports AArch32 Crypto Extension instructions],
[gcry_cv_gcc_inline_asm_aarch32_crypto],
[if test "$mpi_cpu_arch" != "arm" ; then
gcry_cv_gcc_inline_asm_aarch32_crypto="n/a"
else
gcry_cv_gcc_inline_asm_aarch32_crypto=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[__asm__(
".syntax unified\n\t"
".arch armv8-a\n\t"
".arm\n\t"
".fpu crypto-neon-fp-armv8\n\t"
"sha1h.32 q0, q0;\n\t"
"sha1c.32 q0, q0, q0;\n\t"
"sha1p.32 q0, q0, q0;\n\t"
"sha1su0.32 q0, q0, q0;\n\t"
"sha1su1.32 q0, q0;\n\t"
"sha256h.32 q0, q0, q0;\n\t"
"sha256h2.32 q0, q0, q0;\n\t"
"sha1p.32 q0, q0, q0;\n\t"
"sha256su0.32 q0, q0;\n\t"
"sha256su1.32 q0, q0, q15;\n\t"
"aese.8 q0, q0;\n\t"
"aesd.8 q0, q0;\n\t"
"aesmc.8 q0, q0;\n\t"
"aesimc.8 q0, q0;\n\t"
"vmull.p64 q0, d0, d0;\n\t"
);
]])],
[gcry_cv_gcc_inline_asm_aarch32_crypto=yes])
fi])
if test "$gcry_cv_gcc_inline_asm_aarch32_crypto" = "yes" ; then
AC_DEFINE(HAVE_GCC_INLINE_ASM_AARCH32_CRYPTO,1,
[Defined if inline assembler supports AArch32 Crypto Extension instructions])
fi
#
# Check whether GCC inline assembler supports AArch64 NEON instructions
#
AC_CACHE_CHECK([whether GCC inline assembler supports AArch64 NEON instructions],
[gcry_cv_gcc_inline_asm_aarch64_neon],
[if test "$mpi_cpu_arch" != "aarch64" ; then
gcry_cv_gcc_inline_asm_aarch64_neon="n/a"
else
gcry_cv_gcc_inline_asm_aarch64_neon=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[__asm__(
".cpu generic+simd\n\t"
"mov w0, \#42;\n\t"
"dup v0.8b, w0;\n\t"
"ld4 {v0.8b,v1.8b,v2.8b,v3.8b},[x0],\#32;\n\t"
);
]])],
[gcry_cv_gcc_inline_asm_aarch64_neon=yes])
fi])
if test "$gcry_cv_gcc_inline_asm_aarch64_neon" = "yes" ; then
AC_DEFINE(HAVE_GCC_INLINE_ASM_AARCH64_NEON,1,
[Defined if inline assembler supports AArch64 NEON instructions])
fi
#
# Check whether GCC inline assembler supports AArch64 Crypto Extension instructions
#
AC_CACHE_CHECK([whether GCC inline assembler supports AArch64 Crypto Extension instructions],
[gcry_cv_gcc_inline_asm_aarch64_crypto],
[if test "$mpi_cpu_arch" != "aarch64" ; then
gcry_cv_gcc_inline_asm_aarch64_crypto="n/a"
else
gcry_cv_gcc_inline_asm_aarch64_crypto=no
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
[[__asm__(
".cpu generic+simd+crypto\n\t"
"mov w0, \#42;\n\t"
"dup v0.8b, w0;\n\t"
"ld4 {v0.8b,v1.8b,v2.8b,v3.8b},[x0],\#32;\n\t"
"sha1h s0, s0;\n\t"
"sha1c q0, s0, v0.4s;\n\t"
"sha1p q0, s0, v0.4s;\n\t"
"sha1su0 v0.4s, v0.4s, v0.4s;\n\t"
"sha1su1 v0.4s, v0.4s;\n\t"
"sha256h q0, q0, v0.4s;\n\t"
"sha256h2 q0, q0, v0.4s;\n\t"
"sha1p q0, s0, v0.4s;\n\t"
"sha256su0 v0.4s, v0.4s;\n\t"
"sha256su1 v0.4s, v0.4s, v31.4s;\n\t"
"aese v0.16b, v0.16b;\n\t"
"aesd v0.16b, v0.16b;\n\t"
"aesmc v0.16b, v0.16b;\n\t"
"aesimc v0.16b, v0.16b;\n\t"
"pmull v0.1q, v0.1d, v31.1d;\n\t"
"pmull2 v0.1q, v0.2d, v31.2d;\n\t"
);
]])],
[gcry_cv_gcc_inline_asm_aarch64_crypto=yes])
fi])
if test "$gcry_cv_gcc_inline_asm_aarch64_crypto" = "yes" ; then
AC_DEFINE(HAVE_GCC_INLINE_ASM_AARCH64_CRYPTO,1,
[Defined if inline assembler supports AArch64 Crypto Extension instructions])
fi
#######################################
#### Checks for library functions. ####
#######################################
AC_FUNC_VPRINTF
# We have replacements for these in src/missing-string.c
AC_CHECK_FUNCS(stpcpy strcasecmp)
# We have replacements for these in src/g10lib.h
AC_CHECK_FUNCS(strtoul memmove stricmp atexit raise)
# Other checks
AC_CHECK_FUNCS(strerror rand mmap getpagesize sysconf waitpid wait4)
AC_CHECK_FUNCS(gettimeofday getrusage gethrtime clock_gettime syslog)
AC_CHECK_FUNCS(syscall fcntl ftruncate flockfile)
GNUPG_CHECK_MLOCK
#
# Replacement functions.
#
AC_REPLACE_FUNCS([getpid clock])
#
# Check whether it is necessary to link against libdl.
#
DL_LIBS=""
if test "$use_hmac_binary_check" = yes ; then
_gcry_save_libs="$LIBS"
LIBS=""
AC_SEARCH_LIBS(dlopen, c dl,,,)
DL_LIBS=$LIBS
LIBS="$_gcry_save_libs"
LIBGCRYPT_CONFIG_LIBS="${LIBGCRYPT_CONFIG_LIBS} ${DL_LIBS}"
fi
AC_SUBST(DL_LIBS)
#
# Check whether we can use Linux capabilities as requested.
#
if test "$use_capabilities" = "yes" ; then
use_capabilities=no
AC_CHECK_HEADERS(sys/capability.h)
if test "$ac_cv_header_sys_capability_h" = "yes" ; then
AC_CHECK_LIB(cap, cap_init, ac_need_libcap=1)
if test "$ac_cv_lib_cap_cap_init" = "yes"; then
AC_DEFINE(USE_CAPABILITIES,1,
[define if capabilities should be used])
LIBS="$LIBS -lcap"
use_capabilities=yes
fi
fi
if test "$use_capabilities" = "no" ; then
AC_MSG_WARN([[
***
*** The use of capabilities on this system is not possible.
*** You need a recent Linux kernel and some patches:
*** fcaps-2.2.9-990610.patch (kernel patch for 2.2.9)
*** fcap-module-990613.tar.gz (kernel module)
*** libcap-1.92.tar.gz (user mode library and utilities)
*** And you have to configure the kernel with CONFIG_VFS_CAP_PLUGIN
*** set (filesystems menu). Be warned: This code is *really* ALPHA.
***]])
fi
fi
# Check whether a random device is available.
if test "$try_dev_random" = yes ; then
AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
[if test -r "$NAME_OF_DEV_RANDOM" && test -r "$NAME_OF_DEV_URANDOM" ; then
ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
if test "$ac_cv_have_dev_random" = yes; then
AC_DEFINE(HAVE_DEV_RANDOM,1,
[defined if the system supports a random device] )
fi
else
AC_MSG_CHECKING(for random device)
ac_cv_have_dev_random=no
AC_MSG_RESULT(has been disabled)
fi
# Figure out the random modules for this configuration.
if test "$random" = "default"; then
# Select default value.
if test "$ac_cv_have_dev_random" = yes; then
# Try Linuxish random device.
random_modules="linux"
else
case "${host}" in
*-*-mingw32ce*)
# WindowsCE random device.
random_modules="w32ce"
;;
*-*-mingw32*|*-*-cygwin*)
# Windows random device.
random_modules="w32"
;;
*)
# Build everything, allow to select at runtime.
random_modules="$auto_random_modules"
;;
esac
fi
else
if test "$random" = "auto"; then
# Build everything, allow to select at runtime.
random_modules="$auto_random_modules"
else
random_modules="$random"
fi
fi
#
# Other defines
#
if test mym4_isgit = "yes"; then
AC_DEFINE(IS_DEVELOPMENT_VERSION,1,
[Defined if this is not a regular release])
fi
AM_CONDITIONAL(CROSS_COMPILING, test x$cross_compiling = xyes)
# This is handy for debugging so the compiler doesn't rearrange
# things and eliminate variables.
AC_ARG_ENABLE(optimization,
AC_HELP_STRING([--disable-optimization],
[disable compiler optimization]),
[if test $enableval = no ; then
CFLAGS=`echo $CFLAGS | sed 's/-O[[0-9]]//'`
fi])
# CFLAGS mangling when using gcc.
if test "$GCC" = yes; then
CFLAGS="$CFLAGS -Wall"
if test "$USE_MAINTAINER_MODE" = "yes"; then
CFLAGS="$CFLAGS -Wcast-align -Wshadow -Wstrict-prototypes"
CFLAGS="$CFLAGS -Wformat -Wno-format-y2k -Wformat-security"
# If -Wno-missing-field-initializers is supported we can enable a
# a bunch of really useful warnings.
AC_MSG_CHECKING([if gcc supports -Wno-missing-field-initializers])
_gcc_cflags_save=$CFLAGS
CFLAGS="-Wno-missing-field-initializers"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],_gcc_wopt=yes,_gcc_wopt=no)
AC_MSG_RESULT($_gcc_wopt)
CFLAGS=$_gcc_cflags_save;
if test x"$_gcc_wopt" = xyes ; then
CFLAGS="$CFLAGS -W -Wextra -Wbad-function-cast"
CFLAGS="$CFLAGS -Wwrite-strings"
CFLAGS="$CFLAGS -Wdeclaration-after-statement"
CFLAGS="$CFLAGS -Wno-missing-field-initializers"
CFLAGS="$CFLAGS -Wno-sign-compare"
fi
AC_MSG_CHECKING([if gcc supports -Wpointer-arith])
_gcc_cflags_save=$CFLAGS
CFLAGS="-Wpointer-arith"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],_gcc_wopt=yes,_gcc_wopt=no)
AC_MSG_RESULT($_gcc_wopt)
CFLAGS=$_gcc_cflags_save;
if test x"$_gcc_wopt" = xyes ; then
CFLAGS="$CFLAGS -Wpointer-arith"
fi
fi
fi
# Check whether as(1) supports a noeexecstack feature. This test
# includes an override option.
CL_AS_NOEXECSTACK
AC_SUBST(LIBGCRYPT_CONFIG_API_VERSION)
AC_SUBST(LIBGCRYPT_CONFIG_LIBS)
AC_SUBST(LIBGCRYPT_CONFIG_CFLAGS)
AC_SUBST(LIBGCRYPT_CONFIG_HOST)
AC_SUBST(LIBGCRYPT_THREAD_MODULES)
AC_CONFIG_COMMANDS([gcrypt-conf],[[
chmod +x src/libgcrypt-config
]],[[
prefix=$prefix
exec_prefix=$exec_prefix
libdir=$libdir
datadir=$datadir
DATADIRNAME=$DATADIRNAME
]])
#####################
#### Conclusion. ####
#####################
# Check that requested feature can actually be used and define
# ENABLE_foo_SUPPORT macros.
if test x"$aesnisupport" = xyes ; then
if test "$gcry_cv_gcc_inline_asm_ssse3" != "yes" ; then
aesnisupport="no (unsupported by compiler)"
fi
fi
if test x"$shaextsupport" = xyes ; then
if test "$gcry_cv_gcc_inline_asm_shaext" != "yes" ; then
shaextsupport="no (unsupported by compiler)"
fi
fi
if test x"$pclmulsupport" = xyes ; then
if test "$gcry_cv_gcc_inline_asm_pclmul" != "yes" ; then
pclmulsupport="no (unsupported by compiler)"
fi
fi
if test x"$sse41support" = xyes ; then
if test "$gcry_cv_gcc_inline_asm_sse41" != "yes" ; then
sse41support="no (unsupported by compiler)"
fi
fi
if test x"$avxsupport" = xyes ; then
if test "$gcry_cv_gcc_inline_asm_avx" != "yes" ; then
avxsupport="no (unsupported by compiler)"
fi
fi
if test x"$avx2support" = xyes ; then
if test "$gcry_cv_gcc_inline_asm_avx2" != "yes" ; then
avx2support="no (unsupported by compiler)"
fi
fi
if test x"$neonsupport" = xyes ; then
if test "$gcry_cv_gcc_inline_asm_neon" != "yes" ; then
if test "$gcry_cv_gcc_inline_asm_aarch64_neon" != "yes" ; then
neonsupport="no (unsupported by compiler)"
fi
fi
fi
if test x"$armcryptosupport" = xyes ; then
if test "$gcry_cv_gcc_inline_asm_aarch32_crypto" != "yes" ; then
if test "$gcry_cv_gcc_inline_asm_aarch64_crypto" != "yes" ; then
neonsupport="no (unsupported by compiler)"
fi
fi
fi
if test x"$aesnisupport" = xyes ; then
AC_DEFINE(ENABLE_AESNI_SUPPORT, 1,
[Enable support for Intel AES-NI instructions.])
fi
if test x"$shaextsupport" = xyes ; then
AC_DEFINE(ENABLE_SHAEXT_SUPPORT, 1,
[Enable support for Intel SHAEXT instructions.])
fi
if test x"$pclmulsupport" = xyes ; then
AC_DEFINE(ENABLE_PCLMUL_SUPPORT, 1,
[Enable support for Intel PCLMUL instructions.])
fi
if test x"$sse41support" = xyes ; then
AC_DEFINE(ENABLE_SSE41_SUPPORT, 1,
[Enable support for Intel SSE4.1 instructions.])
fi
if test x"$avxsupport" = xyes ; then
AC_DEFINE(ENABLE_AVX_SUPPORT,1,
[Enable support for Intel AVX instructions.])
fi
if test x"$avx2support" = xyes ; then
AC_DEFINE(ENABLE_AVX2_SUPPORT,1,
[Enable support for Intel AVX2 instructions.])
fi
if test x"$neonsupport" = xyes ; then
AC_DEFINE(ENABLE_NEON_SUPPORT,1,
[Enable support for ARM NEON instructions.])
fi
if test x"$armcryptosupport" = xyes ; then
AC_DEFINE(ENABLE_ARM_CRYPTO_SUPPORT,1,
[Enable support for ARMv8 Crypto Extension instructions.])
fi
if test x"$jentsupport" = xyes ; then
AC_DEFINE(ENABLE_JENT_SUPPORT, 1,
[Enable support for the jitter entropy collector.])
fi
if test x"$padlocksupport" = xyes ; then
AC_DEFINE(ENABLE_PADLOCK_SUPPORT, 1,
[Enable support for the PadLock engine.])
fi
if test x"$drngsupport" = xyes ; then
AC_DEFINE(ENABLE_DRNG_SUPPORT, 1,
[Enable support for Intel DRNG (RDRAND instruction).])
fi
# Define conditional sources and config.h symbols depending on the
# selected ciphers, pubkey-ciphers, digests, kdfs, and random modules.
LIST_MEMBER(arcfour, $enabled_ciphers)
if test "$found" = "1"; then
GCRYPT_CIPHERS="$GCRYPT_CIPHERS arcfour.lo"
AC_DEFINE(USE_ARCFOUR, 1, [Defined if this module should be included])
case "${host}" in
x86_64-*-*)
# Build with the assembly implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS arcfour-amd64.lo"
;;
esac
fi
LIST_MEMBER(blowfish, $enabled_ciphers)
if test "$found" = "1" ; then
GCRYPT_CIPHERS="$GCRYPT_CIPHERS blowfish.lo"
AC_DEFINE(USE_BLOWFISH, 1, [Defined if this module should be included])
case "${host}" in
x86_64-*-*)
# Build with the assembly implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS blowfish-amd64.lo"
;;
arm*-*-*)
# Build with the assembly implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS blowfish-arm.lo"
;;
esac
fi
LIST_MEMBER(cast5, $enabled_ciphers)
if test "$found" = "1" ; then
GCRYPT_CIPHERS="$GCRYPT_CIPHERS cast5.lo"
AC_DEFINE(USE_CAST5, 1, [Defined if this module should be included])
case "${host}" in
x86_64-*-*)
# Build with the assembly implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS cast5-amd64.lo"
;;
arm*-*-*)
# Build with the assembly implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS cast5-arm.lo"
;;
esac
fi
LIST_MEMBER(des, $enabled_ciphers)
if test "$found" = "1" ; then
GCRYPT_CIPHERS="$GCRYPT_CIPHERS des.lo"
AC_DEFINE(USE_DES, 1, [Defined if this module should be included])
case "${host}" in
x86_64-*-*)
# Build with the assembly implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS des-amd64.lo"
;;
esac
fi
LIST_MEMBER(aes, $enabled_ciphers)
if test "$found" = "1" ; then
GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael.lo"
AC_DEFINE(USE_AES, 1, [Defined if this module should be included])
case "${host}" in
x86_64-*-*)
# Build with the assembly implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-amd64.lo"
# Build with the SSSE3 implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-ssse3-amd64.lo"
GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-ssse3-amd64-asm.lo"
;;
arm*-*-*)
# Build with the assembly implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-arm.lo"
# Build with the ARMv8/AArch32 CE implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-armv8-ce.lo"
GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-armv8-aarch32-ce.lo"
;;
aarch64-*-*)
# Build with the assembly implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-aarch64.lo"
# Build with the ARMv8/AArch64 CE implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-armv8-ce.lo"
GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-armv8-aarch64-ce.lo"
;;
esac
case "$mpi_cpu_arch" in
x86)
# Build with the AES-NI implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-aesni.lo"
# Build with the Padlock implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-padlock.lo"
;;
esac
fi
LIST_MEMBER(twofish, $enabled_ciphers)
if test "$found" = "1" ; then
GCRYPT_CIPHERS="$GCRYPT_CIPHERS twofish.lo"
AC_DEFINE(USE_TWOFISH, 1, [Defined if this module should be included])
case "${host}" in
x86_64-*-*)
# Build with the assembly implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS twofish-amd64.lo"
if test x"$avx2support" = xyes ; then
# Build with the AVX2 implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS twofish-avx2-amd64.lo"
fi
;;
arm*-*-*)
# Build with the assembly implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS twofish-arm.lo"
;;
aarch64-*-*)
# Build with the assembly implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS twofish-aarch64.lo"
;;
esac
fi
LIST_MEMBER(serpent, $enabled_ciphers)
if test "$found" = "1" ; then
GCRYPT_CIPHERS="$GCRYPT_CIPHERS serpent.lo"
AC_DEFINE(USE_SERPENT, 1, [Defined if this module should be included])
case "${host}" in
x86_64-*-*)
# Build with the SSE2 implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS serpent-sse2-amd64.lo"
;;
esac
if test x"$avx2support" = xyes ; then
# Build with the AVX2 implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS serpent-avx2-amd64.lo"
fi
if test x"$neonsupport" = xyes ; then
# Build with the NEON implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS serpent-armv7-neon.lo"
fi
fi
LIST_MEMBER(rfc2268, $enabled_ciphers)
if test "$found" = "1" ; then
GCRYPT_CIPHERS="$GCRYPT_CIPHERS rfc2268.lo"
AC_DEFINE(USE_RFC2268, 1, [Defined if this module should be included])
fi
LIST_MEMBER(seed, $enabled_ciphers)
if test "$found" = "1" ; then
GCRYPT_CIPHERS="$GCRYPT_CIPHERS seed.lo"
AC_DEFINE(USE_SEED, 1, [Defined if this module should be included])
fi
LIST_MEMBER(camellia, $enabled_ciphers)
if test "$found" = "1" ; then
GCRYPT_CIPHERS="$GCRYPT_CIPHERS camellia.lo camellia-glue.lo"
AC_DEFINE(USE_CAMELLIA, 1, [Defined if this module should be included])
case "${host}" in
arm*-*-*)
# Build with the assembly implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS camellia-arm.lo"
;;
aarch64-*-*)
# Build with the assembly implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS camellia-aarch64.lo"
;;
esac
if test x"$avxsupport" = xyes ; then
if test x"$aesnisupport" = xyes ; then
# Build with the AES-NI/AVX implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS camellia-aesni-avx-amd64.lo"
fi
fi
if test x"$avx2support" = xyes ; then
if test x"$aesnisupport" = xyes ; then
# Build with the AES-NI/AVX2 implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS camellia-aesni-avx2-amd64.lo"
fi
fi
fi
LIST_MEMBER(idea, $enabled_ciphers)
if test "$found" = "1" ; then
GCRYPT_CIPHERS="$GCRYPT_CIPHERS idea.lo"
AC_DEFINE(USE_IDEA, 1, [Defined if this module should be included])
fi
LIST_MEMBER(salsa20, $enabled_ciphers)
if test "$found" = "1" ; then
GCRYPT_CIPHERS="$GCRYPT_CIPHERS salsa20.lo"
AC_DEFINE(USE_SALSA20, 1, [Defined if this module should be included])
case "${host}" in
x86_64-*-*)
# Build with the assembly implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS salsa20-amd64.lo"
;;
esac
if test x"$neonsupport" = xyes ; then
# Build with the NEON implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS salsa20-armv7-neon.lo"
fi
fi
LIST_MEMBER(gost28147, $enabled_ciphers)
if test "$found" = "1" ; then
GCRYPT_CIPHERS="$GCRYPT_CIPHERS gost28147.lo"
AC_DEFINE(USE_GOST28147, 1, [Defined if this module should be included])
fi
LIST_MEMBER(chacha20, $enabled_ciphers)
if test "$found" = "1" ; then
GCRYPT_CIPHERS="$GCRYPT_CIPHERS chacha20.lo"
AC_DEFINE(USE_CHACHA20, 1, [Defined if this module should be included])
case "${host}" in
x86_64-*-*)
# Build with the assembly implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS chacha20-amd64-ssse3.lo"
GCRYPT_CIPHERS="$GCRYPT_CIPHERS chacha20-amd64-avx2.lo"
;;
aarch64-*-*)
# Build with the assembly implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS chacha20-aarch64.lo"
;;
esac
if test x"$neonsupport" = xyes ; then
# Build with the NEON implementation
GCRYPT_CIPHERS="$GCRYPT_CIPHERS chacha20-armv7-neon.lo"
fi
fi
LIST_MEMBER(dsa, $enabled_pubkey_ciphers)
if test "$found" = "1" ; then
GCRYPT_PUBKEY_CIPHERS="$GCRYPT_PUBKEY_CIPHERS dsa.lo"
AC_DEFINE(USE_DSA, 1, [Defined if this module should be included])
fi
LIST_MEMBER(rsa, $enabled_pubkey_ciphers)
if test "$found" = "1" ; then
GCRYPT_PUBKEY_CIPHERS="$GCRYPT_PUBKEY_CIPHERS rsa.lo"
AC_DEFINE(USE_RSA, 1, [Defined if this module should be included])
fi
LIST_MEMBER(elgamal, $enabled_pubkey_ciphers)
if test "$found" = "1" ; then
GCRYPT_PUBKEY_CIPHERS="$GCRYPT_PUBKEY_CIPHERS elgamal.lo"
AC_DEFINE(USE_ELGAMAL, 1, [Defined if this module should be included])
fi
LIST_MEMBER(ecc, $enabled_pubkey_ciphers)
if test "$found" = "1" ; then
GCRYPT_PUBKEY_CIPHERS="$GCRYPT_PUBKEY_CIPHERS \
ecc.lo ecc-curves.lo ecc-misc.lo \
ecc-ecdsa.lo ecc-eddsa.lo ecc-gost.lo"
AC_DEFINE(USE_ECC, 1, [Defined if this module should be included])
fi
LIST_MEMBER(crc, $enabled_digests)
if test "$found" = "1" ; then
GCRYPT_DIGESTS="$GCRYPT_DIGESTS crc.lo"
AC_DEFINE(USE_CRC, 1, [Defined if this module should be included])
case "${host}" in
i?86-*-* | x86_64-*-*)
# Build with the assembly implementation
GCRYPT_DIGESTS="$GCRYPT_DIGESTS crc-intel-pclmul.lo"
;;
esac
fi
LIST_MEMBER(gostr3411-94, $enabled_digests)
if test "$found" = "1" ; then
# GOST R 34.11-94 internally uses GOST 28147-89
LIST_MEMBER(gost28147, $enabled_ciphers)
if test "$found" = "1" ; then
GCRYPT_DIGESTS="$GCRYPT_DIGESTS gostr3411-94.lo"
AC_DEFINE(USE_GOST_R_3411_94, 1, [Defined if this module should be included])
fi
fi
LIST_MEMBER(stribog, $enabled_digests)
if test "$found" = "1" ; then
GCRYPT_DIGESTS="$GCRYPT_DIGESTS stribog.lo"
AC_DEFINE(USE_GOST_R_3411_12, 1, [Defined if this module should be included])
fi
LIST_MEMBER(md2, $enabled_digests)
if test "$found" = "1" ; then
GCRYPT_DIGESTS="$GCRYPT_DIGESTS md2.lo"
AC_DEFINE(USE_MD2, 1, [Defined if this module should be included])
fi
LIST_MEMBER(md4, $enabled_digests)
if test "$found" = "1" ; then
GCRYPT_DIGESTS="$GCRYPT_DIGESTS md4.lo"
AC_DEFINE(USE_MD4, 1, [Defined if this module should be included])
fi
LIST_MEMBER(md5, $enabled_digests)
if test "$found" = "1" ; then
GCRYPT_DIGESTS="$GCRYPT_DIGESTS md5.lo"
AC_DEFINE(USE_MD5, 1, [Defined if this module should be included])
fi
LIST_MEMBER(rmd160, $enabled_digests)
if test "$found" = "1" ; then
GCRYPT_DIGESTS="$GCRYPT_DIGESTS rmd160.lo"
AC_DEFINE(USE_RMD160, 1, [Defined if this module should be included])
fi
LIST_MEMBER(sha256, $enabled_digests)
if test "$found" = "1" ; then
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha256.lo"
AC_DEFINE(USE_SHA256, 1, [Defined if this module should be included])
case "${host}" in
x86_64-*-*)
# Build with the assembly implementation
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha256-ssse3-amd64.lo"
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha256-avx-amd64.lo"
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha256-avx2-bmi2-amd64.lo"
;;
arm*-*-*)
# Build with the assembly implementation
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha256-armv8-aarch32-ce.lo"
;;
aarch64-*-*)
# Build with the assembly implementation
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha256-armv8-aarch64-ce.lo"
;;
esac
+
+ case "$mpi_cpu_arch" in
+ x86)
+ # Build with the SHAEXT implementation
+ GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha256-intel-shaext.lo"
+ ;;
+ esac
fi
LIST_MEMBER(sha512, $enabled_digests)
if test "$found" = "1" ; then
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha512.lo"
AC_DEFINE(USE_SHA512, 1, [Defined if this module should be included])
case "${host}" in
x86_64-*-*)
# Build with the assembly implementation
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha512-ssse3-amd64.lo"
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha512-avx-amd64.lo"
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha512-avx2-bmi2-amd64.lo"
;;
arm*-*-*)
# Build with the assembly implementation
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha512-arm.lo"
;;
esac
if test x"$neonsupport" = xyes ; then
# Build with the NEON implementation
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha512-armv7-neon.lo"
fi
fi
LIST_MEMBER(sha3, $enabled_digests)
if test "$found" = "1" ; then
GCRYPT_DIGESTS="$GCRYPT_DIGESTS keccak.lo"
AC_DEFINE(USE_SHA3, 1, [Defined if this module should be included])
case "${host}" in
x86_64-*-*)
# Build with the assembly implementation
:
;;
esac
if test x"$neonsupport" = xyes ; then
# Build with the NEON implementation
GCRYPT_DIGESTS="$GCRYPT_DIGESTS keccak-armv7-neon.lo"
fi
fi
LIST_MEMBER(tiger, $enabled_digests)
if test "$found" = "1" ; then
GCRYPT_DIGESTS="$GCRYPT_DIGESTS tiger.lo"
AC_DEFINE(USE_TIGER, 1, [Defined if this module should be included])
fi
LIST_MEMBER(whirlpool, $enabled_digests)
if test "$found" = "1" ; then
GCRYPT_DIGESTS="$GCRYPT_DIGESTS whirlpool.lo"
AC_DEFINE(USE_WHIRLPOOL, 1, [Defined if this module should be included])
case "${host}" in
x86_64-*-*)
# Build with the assembly implementation
GCRYPT_DIGESTS="$GCRYPT_DIGESTS whirlpool-sse2-amd64.lo"
;;
esac
fi
LIST_MEMBER(blake2, $enabled_digests)
if test "$found" = "1" ; then
GCRYPT_DIGESTS="$GCRYPT_DIGESTS blake2.lo"
AC_DEFINE(USE_BLAKE2, 1, [Defined if this module should be included])
case "${host}" in
x86_64-*-*)
# Build with the assembly implementation
GCRYPT_DIGESTS="$GCRYPT_DIGESTS blake2b-amd64-avx2.lo"
GCRYPT_DIGESTS="$GCRYPT_DIGESTS blake2s-amd64-avx.lo"
;;
esac
fi
# SHA-1 needs to be included always for example because it is used by
# random-csprng.c.
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha1.lo"
AC_DEFINE(USE_SHA1, 1, [Defined if this module should be included])
case "${host}" in
x86_64-*-*)
# Build with the assembly implementation
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha1-ssse3-amd64.lo"
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha1-avx-amd64.lo"
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha1-avx-bmi2-amd64.lo"
;;
arm*-*-*)
# Build with the assembly implementation
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha1-armv7-neon.lo"
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha1-armv8-aarch32-ce.lo"
;;
aarch64-*-*)
# Build with the assembly implementation
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha1-armv8-aarch64-ce.lo"
;;
esac
case "$mpi_cpu_arch" in
x86)
# Build with the SHAEXT implementation
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha1-intel-shaext.lo"
;;
esac
LIST_MEMBER(sm3, $enabled_digests)
if test "$found" = "1" ; then
GCRYPT_DIGESTS="$GCRYPT_DIGESTS sm3.lo"
AC_DEFINE(USE_SM3, 1, [Defined if this module should be included])
fi
LIST_MEMBER(scrypt, $enabled_kdfs)
if test "$found" = "1" ; then
GCRYPT_KDFS="$GCRYPT_KDFS scrypt.lo"
AC_DEFINE(USE_SCRYPT, 1, [Defined if this module should be included])
fi
LIST_MEMBER(linux, $random_modules)
if test "$found" = "1" ; then
GCRYPT_RANDOM="$GCRYPT_RANDOM rndlinux.lo"
AC_DEFINE(USE_RNDLINUX, 1, [Defined if the /dev/random RNG should be used.])
fi
LIST_MEMBER(unix, $random_modules)
if test "$found" = "1" ; then
GCRYPT_RANDOM="$GCRYPT_RANDOM rndunix.lo"
AC_DEFINE(USE_RNDUNIX, 1, [Defined if the default Unix RNG should be used.])
fi
LIST_MEMBER(egd, $random_modules)
if test "$found" = "1" ; then
GCRYPT_RANDOM="$GCRYPT_RANDOM rndegd.lo"
AC_DEFINE(USE_RNDEGD, 1, [Defined if the EGD based RNG should be used.])
fi
LIST_MEMBER(w32, $random_modules)
if test "$found" = "1" ; then
GCRYPT_RANDOM="$GCRYPT_RANDOM rndw32.lo"
AC_DEFINE(USE_RNDW32, 1,
[Defined if the Windows specific RNG should be used.])
fi
LIST_MEMBER(w32ce, $random_modules)
if test "$found" = "1" ; then
GCRYPT_RANDOM="$GCRYPT_RANDOM rndw32ce.lo"
AC_DEFINE(USE_RNDW32CE, 1,
[Defined if the WindowsCE specific RNG should be used.])
fi
AC_SUBST([GCRYPT_CIPHERS])
AC_SUBST([GCRYPT_PUBKEY_CIPHERS])
AC_SUBST([GCRYPT_DIGESTS])
AC_SUBST([GCRYPT_KDFS])
AC_SUBST([GCRYPT_RANDOM])
AC_SUBST(LIBGCRYPT_CIPHERS, $enabled_ciphers)
AC_SUBST(LIBGCRYPT_PUBKEY_CIPHERS, $enabled_pubkey_ciphers)
AC_SUBST(LIBGCRYPT_DIGESTS, $enabled_digests)
# For printing the configuration we need a colon separated list of
# algorithm names.
tmp=`echo "$enabled_ciphers" | tr ' ' : `
AC_DEFINE_UNQUOTED(LIBGCRYPT_CIPHERS, "$tmp",
[List of available cipher algorithms])
tmp=`echo "$enabled_pubkey_ciphers" | tr ' ' : `
AC_DEFINE_UNQUOTED(LIBGCRYPT_PUBKEY_CIPHERS, "$tmp",
[List of available public key cipher algorithms])
tmp=`echo "$enabled_digests" | tr ' ' : `
AC_DEFINE_UNQUOTED(LIBGCRYPT_DIGESTS, "$tmp",
[List of available digest algorithms])
tmp=`echo "$enabled_kdfs" | tr ' ' : `
AC_DEFINE_UNQUOTED(LIBGCRYPT_KDFS, "$tmp",
[List of available KDF algorithms])
#
# Define conditional sources depending on the used hardware platform.
# Note that all possible modules must also be listed in
# src/Makefile.am (EXTRA_libgcrypt_la_SOURCES).
#
GCRYPT_HWF_MODULES=
case "$mpi_cpu_arch" in
x86)
AC_DEFINE(HAVE_CPU_ARCH_X86, 1, [Defined for the x86 platforms])
GCRYPT_HWF_MODULES="hwf-x86.lo"
;;
alpha)
AC_DEFINE(HAVE_CPU_ARCH_ALPHA, 1, [Defined for Alpha platforms])
;;
sparc)
AC_DEFINE(HAVE_CPU_ARCH_SPARC, 1, [Defined for SPARC platforms])
;;
mips)
AC_DEFINE(HAVE_CPU_ARCH_MIPS, 1, [Defined for MIPS platforms])
;;
m68k)
AC_DEFINE(HAVE_CPU_ARCH_M68K, 1, [Defined for M68k platforms])
;;
ppc)
AC_DEFINE(HAVE_CPU_ARCH_PPC, 1, [Defined for PPC platforms])
;;
arm)
AC_DEFINE(HAVE_CPU_ARCH_ARM, 1, [Defined for ARM platforms])
GCRYPT_HWF_MODULES="hwf-arm.lo"
;;
aarch64)
AC_DEFINE(HAVE_CPU_ARCH_ARM, 1, [Defined for ARM AArch64 platforms])
GCRYPT_HWF_MODULES="hwf-arm.lo"
;;
esac
AC_SUBST([GCRYPT_HWF_MODULES])
#
# Option to disable building of doc file
#
build_doc=yes
AC_ARG_ENABLE([doc], AC_HELP_STRING([--disable-doc],
[do not build the documentation]),
build_doc=$enableval, build_doc=yes)
AM_CONDITIONAL([BUILD_DOC], [test "x$build_doc" != xno])
#
# Provide information about the build.
#
BUILD_REVISION="mym4_revision"
AC_SUBST(BUILD_REVISION)
AC_DEFINE_UNQUOTED(BUILD_REVISION, "$BUILD_REVISION",
[GIT commit id revision used to build this package])
changequote(,)dnl
BUILD_FILEVERSION=`echo "$VERSION" | sed 's/\([0-9.]*\).*/\1./;s/\./,/g'`
changequote([,])dnl
BUILD_FILEVERSION="${BUILD_FILEVERSION}mym4_revision_dec"
AC_SUBST(BUILD_FILEVERSION)
AC_ARG_ENABLE([build-timestamp],
AC_HELP_STRING([--enable-build-timestamp],
[set an explicit build timestamp for reproducibility.
(default is the current time in ISO-8601 format)]),
[if test "$enableval" = "yes"; then
BUILD_TIMESTAMP=`date -u +%Y-%m-%dT%H:%M+0000 2>/dev/null || date`
else
BUILD_TIMESTAMP="$enableval"
fi],
[BUILD_TIMESTAMP=""])
AC_SUBST(BUILD_TIMESTAMP)
AC_DEFINE_UNQUOTED(BUILD_TIMESTAMP, "$BUILD_TIMESTAMP",
[The time this package was configured for a build])
# And create the files.
AC_CONFIG_FILES([
Makefile
m4/Makefile
compat/Makefile
mpi/Makefile
cipher/Makefile
random/Makefile
doc/Makefile
src/Makefile
src/gcrypt.h
src/libgcrypt-config
src/versioninfo.rc
tests/Makefile
])
AC_CONFIG_FILES([tests/hashtest-256g], [chmod +x tests/hashtest-256g])
AC_CONFIG_FILES([tests/basic-disable-all-hwf], [chmod +x tests/basic-disable-all-hwf])
AC_OUTPUT
detection_module="${GCRYPT_HWF_MODULES%.lo}"
test -n "$detection_module" || detection_module="none"
# Give some feedback
GCRY_MSG_SHOW([],[])
GCRY_MSG_SHOW([Libgcrypt],[v${VERSION} has been configured as follows:])
GCRY_MSG_SHOW([],[])
GCRY_MSG_SHOW([Platform: ],[$PRINTABLE_OS_NAME ($host)])
GCRY_MSG_SHOW([Hardware detection module:],[$detection_module])
GCRY_MSG_WRAP([Enabled cipher algorithms:],[$enabled_ciphers])
GCRY_MSG_WRAP([Enabled digest algorithms:],[$enabled_digests])
GCRY_MSG_WRAP([Enabled kdf algorithms: ],[$enabled_kdfs])
GCRY_MSG_WRAP([Enabled pubkey algorithms:],[$enabled_pubkey_ciphers])
GCRY_MSG_SHOW([Random number generator: ],[$random])
GCRY_MSG_SHOW([Try using jitter entropy: ],[$jentsupport])
GCRY_MSG_SHOW([Using linux capabilities: ],[$use_capabilities])
GCRY_MSG_SHOW([Try using Padlock crypto: ],[$padlocksupport])
GCRY_MSG_SHOW([Try using AES-NI crypto: ],[$aesnisupport])
GCRY_MSG_SHOW([Try using Intel SHAEXT: ],[$shaextsupport])
GCRY_MSG_SHOW([Try using Intel PCLMUL: ],[$pclmulsupport])
GCRY_MSG_SHOW([Try using Intel SSE4.1: ],[$sse41support])
GCRY_MSG_SHOW([Try using DRNG (RDRAND): ],[$drngsupport])
GCRY_MSG_SHOW([Try using Intel AVX: ],[$avxsupport])
GCRY_MSG_SHOW([Try using Intel AVX2: ],[$avx2support])
GCRY_MSG_SHOW([Try using ARM NEON: ],[$neonsupport])
GCRY_MSG_SHOW([Try using ARMv8 crypto: ],[$armcryptosupport])
GCRY_MSG_SHOW([],[])
if test "x${gpg_config_script_warn}" != x; then
cat <