mirror of
https://github.com/OpenVPN/openvpn3.git
synced 2024-09-20 12:12:15 +02:00
138 lines
3.3 KiB
Bash
Executable File
138 lines
3.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -e
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if [ -z "$O3" ]; then
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echo O3 var must point to ovpn3 tree
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exit 1
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fi
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if [ -z "$TARGET" ]; then
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echo TARGET var must be defined
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exit 1
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fi
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[ -z "$DL" ] && DL=~/Downloads
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. $O3/vars-$TARGET
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. $O3/lib-versions
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# Build ASM files with clang 3.0
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if [ "$APPLE_FAMILY" = "1" ]; then
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GCC_AS_CMD=$HOME/clang3/clang
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if ! [ -f "$GCC_AS_CMD" ]; then
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echo "clang 3.0 binary must be present in $GCC_AS_CMD to assemble ARM crypto algorithms"
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exit 1
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fi
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fi
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DEST=minicrypto/minicrypto-$PLATFORM
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GLOBAL_COMPILE_FLAGS="$PLATFORM_FLAGS $OTHER_COMPILER_FLAGS $LIB_OPT_LEVEL $LIB_FPIC -DSHA1_ASM -DBF_PTR -DOPENSSL_VERSION_PTEXT= -D__LP32__"
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[ -z "$GCC_CMD" ] && GCC_CMD=gcc
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[ -z "$GCC_AS_CMD" ] && GCC_AS_CMD="$GCC_CMD"
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[ -z "$AR_CMD" ] && AR_CMD=ar
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# the directory where this script lives
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H=$O3/minicrypto
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if [ "$NO_WIPE" != "1" ]; then
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# unzip OpenSSL
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rm -rf $OPENSSL_VERSION
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tar xfz $DL/$OPENSSL_VERSION.tar.gz
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fi
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OPENSSL_DIR=$(pwd)/$OPENSSL_VERSION
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# make build directory
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mkdir -p minicrypto
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rm -rf minicrypto/minicrypto-$PLATFORM
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mkdir -p minicrypto/minicrypto-$PLATFORM/build.tmp
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cd minicrypto/minicrypto-$PLATFORM/build.tmp
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mkdir openssl
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# copy files from OpenSSL tree
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# ARM
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cp $OPENSSL_DIR/crypto/arm_arch.h .
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# SHA general
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cp $OPENSSL_DIR/crypto/md32_common.h .
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cp $OPENSSL_DIR/crypto/sha/sha.h openssl
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# AES
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cp $OPENSSL_DIR/crypto/aes/asm/aes-armv4.pl .
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# SHA1
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cp $OPENSSL_DIR/crypto/sha/asm/sha1-armv4-large.pl .
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cp $OPENSSL_DIR/crypto/sha/sha_locl.h .
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cp $OPENSSL_DIR/crypto/sha/sha1dgst.c .
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# SHA2
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cp $OPENSSL_DIR/crypto/sha/sha256.c .
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cp $OPENSSL_DIR/crypto/sha/asm/sha256-armv4.pl .
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# SHA4
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cp $OPENSSL_DIR/crypto/sha/sha512.c .
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cp $OPENSSL_DIR/crypto/sha/asm/sha512-armv4.pl .
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# note that OPENSSL_cleanse is not used by any
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# of the functions we are interested in
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cat >openssl/crypto.h <<EOF
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#define fips_md_init(alg) fips_md_init_ctx(alg, alg)
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#define fips_md_init_ctx(alg, cx) int alg##_Init(cx##_CTX *c)
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#define OPENSSL_cleanse(ptr, len) memset((ptr), 0, (len))
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EOF
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# irrelevant headers
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touch openssl/e_os2.h
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touch openssl/opensslconf.h
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touch openssl/opensslv.h
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touch aes_locl.h
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touch cryptlib.h
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touch crypto.h
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# patches
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patch <$H/aes-armv4.pl.patch
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patch <$H/sha512-armv4.pl.patch
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perl -pi -e 's/private_//g' aes-armv4.pl
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for f in aes-armv4.pl sha256-armv4.pl sha512-armv4.pl ; do # armv4cpuid.pre
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perl -pi -e 's/^(\.code.*)$/\/* \1 *\//' $f
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done
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# build C files
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for f in *.c ; do
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COMPILE_FLAGS="-Wno-unused-value"
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CMD="$GCC_CMD $GLOBAL_COMPILE_FLAGS $COMPILE_FLAGS -I. -c $f"
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echo $CMD
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$CMD
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done
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# build armv4cpuid.S
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#$O3/minicrypto/arm-as-to-ios <armv4cpuid.pre >armv4cpuid.S
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#CMD="$GCC_AS_CMD $GLOBAL_COMPILE_FLAGS -DSYS_macosx -DNO_THUMB -c armv4cpuid.S"
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#echo $CMD
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#$CMD
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# build the ASM files given as perl source
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for f in *.pl ; do
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bn=${f%%.pl}
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S=$bn.S
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COMPILE_FLAGS=""
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CVT_FLAGS=""
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if [ "$APPLE_FAMILY" = "1" ]; then
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COMPILE_FLAGS="$COMPILE_FLAGS -DNO_THUMB"
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[ "$bn" = "aes-armv4" ] && CVT_FLAGS="$CVT_FLAGS --global=!ad1,!ad2,!ad3"
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[ "$bn" = "sha512-armv4" ] && CVT_FLAGS="$CVT_FLAGS --global=!HI,!LO"
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perl $f | $O3/minicrypto/arm-as-to-ios --stdin $CVT_FLAGS >$S
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else
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perl $f >$S
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fi
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CMD="$GCC_AS_CMD $GLOBAL_COMPILE_FLAGS $COMPILE_FLAGS -DSYS_macosx -c $S"
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echo $CMD
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$CMD
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done
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CMD="$AR_CMD crs ../libminicrypto.a *.o"
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echo $CMD
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$CMD
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exit 0
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