From 6504f7fe43e9264a110527374f4bbe20f8e0004d Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 10:04:28 +0200
Subject: Adding upstream version 2:2.6.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/fuzz/oss-fuzz-build.sh | 152 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 152 insertions(+)
 create mode 100755 tests/fuzz/oss-fuzz-build.sh

(limited to 'tests/fuzz/oss-fuzz-build.sh')

diff --git a/tests/fuzz/oss-fuzz-build.sh b/tests/fuzz/oss-fuzz-build.sh
new file mode 100755
index 0000000..b2f643f
--- /dev/null
+++ b/tests/fuzz/oss-fuzz-build.sh
@@ -0,0 +1,152 @@
+#!/usr/bin/env bash
+
+function in_oss_fuzz()
+{
+    test -n "$FUZZING_ENGINE"
+}
+
+echo "Running cryptsetup OSS-Fuzz build script."
+env
+set -ex
+PWD=$(pwd)
+
+export LC_CTYPE=C.UTF-8
+
+export SRC=${SRC:-$PWD/build}
+export OUT="${OUT:-$PWD/out}"
+export DEPS_PATH=$SRC/static_lib_deps
+
+export PKG_CONFIG_PATH="$DEPS_PATH"/lib/pkgconfig
+
+export CC=${CC:-clang}
+export CXX=${CXX:-clang++}
+export LIB_FUZZING_ENGINE="${LIB_FUZZING_ENGINE:--fsanitize=fuzzer}"
+
+SANITIZER="${SANITIZER:-address -fsanitize-address-use-after-scope}"
+flags="-O1 -fno-omit-frame-pointer -gline-tables-only -DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION -fsanitize=$SANITIZER -fsanitize=fuzzer-no-link"
+
+export CFLAGS="${CFLAGS:-$flags} -I$DEPS_PATH/include"
+export CXXFLAGS="${CXXFLAGS:-$flags} -I$DEPS_PATH/include"
+export LDFLAGS="${LDFLAGS-} -L$DEPS_PATH/lib"
+
+ENABLED_FUZZERS=${ENABLED_FUZZERS:-crypt2_load_fuzz crypt2_load_ondisk_fuzz crypt2_load_proto_plain_json_fuzz}
+
+mkdir -p $SRC
+mkdir -p $OUT
+mkdir -p $DEPS_PATH
+cd $SRC
+
+LIBFUZZER_PATCH="$PWD/unpoison-mutated-buffers-from-libfuzzer.patch"
+in_oss_fuzz && LIBFUZZER_PATCH="$PWD/cryptsetup/tests/fuzz/unpoison-mutated-buffers-from-libfuzzer.patch"
+
+in_oss_fuzz && apt-get update && apt-get install -y \
+    make autoconf automake autopoint libtool pkg-config \
+    sharutils gettext expect keyutils ninja-build \
+    bison
+
+[ ! -d zlib ]   && git clone --depth 1 https://github.com/madler/zlib.git
+[ ! -d xz ]     && git clone https://git.tukaani.org/xz.git
+[ ! -d json-c ] && git clone --depth 1 https://github.com/json-c/json-c.git
+[ ! -d lvm2 ]   && git clone --depth 1 https://sourceware.org/git/lvm2.git
+[ ! -d popt ]   && git clone --depth 1 https://github.com/rpm-software-management/popt.git
+[ ! -d libprotobuf-mutator ] && git clone --depth 1 https://github.com/google/libprotobuf-mutator.git \
+                             && [ "$SANITIZER" == "memory" ] && ( cd libprotobuf-mutator; patch -p1 < $LIBFUZZER_PATCH )
+[ ! -d openssl ]    && git clone --depth 1 https://github.com/openssl/openssl
+[ ! -d util-linux ] && git clone --depth 1 https://github.com/util-linux/util-linux
+[ ! -d cryptsetup_fuzzing ] && git clone --depth 1 https://gitlab.com/cryptsetup/cryptsetup_fuzzing.git
+
+cd openssl
+./Configure --prefix="$DEPS_PATH" --libdir=lib no-shared no-module no-asm
+make build_generated
+make -j libcrypto.a
+make install_dev
+cd ..
+
+cd util-linux
+./autogen.sh
+./configure --prefix="$DEPS_PATH" --enable-static --disable-shared -disable-all-programs --enable-libuuid --enable-libblkid
+make -j
+make install
+cd ..
+
+cd zlib
+./configure --prefix="$DEPS_PATH" --static
+make -j
+make install
+cd ..
+
+cd xz
+./autogen.sh --no-po4a
+./configure --prefix="$DEPS_PATH" --enable-static --disable-shared
+make -j
+make install
+cd ..
+
+cd json-c
+mkdir -p build
+rm -fr build/*
+cd build
+cmake .. -DCMAKE_INSTALL_PREFIX="$DEPS_PATH" -DBUILD_SHARED_LIBS=OFF -DBUILD_STATIC_LIBS=ON
+make -j
+make install
+cd ../..
+
+cd lvm2
+./configure --prefix="$DEPS_PATH" --enable-static_link --disable-udev_sync --enable-pkgconfig --disable-selinux
+make -j libdm.device-mapper
+# build of dmsetup.static is broken
+# make install_device-mapper
+cp ./libdm/ioctl/libdevmapper.a "$DEPS_PATH"/lib/
+cp ./libdm/libdevmapper.h "$DEPS_PATH"/include/
+cp ./libdm/libdevmapper.pc "$PKG_CONFIG_PATH"
+cd ..
+
+cd popt
+# --no-undefined is incompatible with sanitizers
+sed -i -e 's/-Wl,--no-undefined //' src/CMakeLists.txt
+mkdir -p build
+rm -fr build/*
+cd build
+cmake .. -DCMAKE_INSTALL_PREFIX="$DEPS_PATH" -DBUILD_SHARED_LIBS=OFF
+make -j
+make install
+cd ../..
+
+cd libprotobuf-mutator
+mkdir -p build
+rm -fr build/*
+cd build
+cmake .. -GNinja \
+    -DCMAKE_INSTALL_PREFIX="$DEPS_PATH" \
+    -DPKG_CONFIG_PATH="$PKG_CONFIG_PATH" \
+    -DLIB_PROTO_MUTATOR_TESTING=OFF \
+    -DLIB_PROTO_MUTATOR_DOWNLOAD_PROTOBUF=ON
+ninja
+ninja install
+cd external.protobuf;
+cp -Rf bin lib include "$DEPS_PATH";
+cd ../../..
+
+if in_oss_fuzz; then
+    mkdir -p cryptsetup/tests/fuzz/build
+    ln -s ../../../../static_lib_deps cryptsetup/tests/fuzz/build/static_lib_deps
+    cd cryptsetup
+else
+    cd ../../..
+fi
+./autogen.sh
+./configure --enable-static --disable-asciidoc --disable-ssh-token --disable-udev --disable-selinux --with-crypto_backend=openssl --disable-shared --enable-fuzz-targets
+make clean
+make -j fuzz-targets
+
+for fuzzer in $ENABLED_FUZZERS; do
+    cp tests/fuzz/$fuzzer $OUT
+    cp $SRC/cryptsetup_fuzzing/${fuzzer}_seed_corpus.zip $OUT
+
+    # optionally copy the dictionary if it exists
+    if [ -e tests/fuzz/${fuzzer}.dict ]; then
+        cp tests/fuzz/${fuzzer}.dict $OUT
+    fi
+done
+
+cd $PWD
-- 
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