From f9d23f5297269520745323a014cb179f29cda476 Mon Sep 17 00:00:00 2001
From: Guido Vranken <guidovranken@users.noreply.github.com>
Date: Thu, 15 Apr 2021 18:34:32 +0200
Subject: [libecc] Add project libecc (#5613)

---
 projects/libecc/Dockerfile   | 23 ++++++++++++++
 projects/libecc/build.sh     | 72 ++++++++++++++++++++++++++++++++++++++++++++
 projects/libecc/project.yaml | 13 ++++++++
 3 files changed, 108 insertions(+)
 create mode 100644 projects/libecc/Dockerfile
 create mode 100755 projects/libecc/build.sh
 create mode 100644 projects/libecc/project.yaml

(limited to 'projects/libecc')

diff --git a/projects/libecc/Dockerfile b/projects/libecc/Dockerfile
new file mode 100644
index 00000000..415478ef
--- /dev/null
+++ b/projects/libecc/Dockerfile
@@ -0,0 +1,23 @@
+# Copyright 2021 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+
+FROM gcr.io/oss-fuzz-base/base-builder
+RUN apt-get update && apt-get install -y make autoconf automake libtool wget python
+RUN git clone https://github.com/ANSSI-FR/libecc.git
+RUN git clone --depth 1 https://github.com/randombit/botan.git
+RUN git clone --depth 1 https://github.com/guidovranken/cryptofuzz
+RUN wget https://dl.bintray.com/boostorg/release/1.74.0/source/boost_1_74_0.tar.bz2
+COPY build.sh $SRC/
diff --git a/projects/libecc/build.sh b/projects/libecc/build.sh
new file mode 100755
index 00000000..22cccbc7
--- /dev/null
+++ b/projects/libecc/build.sh
@@ -0,0 +1,72 @@
+#!/bin/bash -eu
+# Copyright 2021 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+
+export CXXFLAGS="$CXXFLAGS -DCRYPTOFUZZ_NO_OPENSSL"
+export LIBFUZZER_LINK="$LIB_FUZZING_ENGINE"
+
+# Install Boost headers
+cd $SRC/
+tar jxf boost_1_74_0.tar.bz2
+cd boost_1_74_0/
+CFLAGS="" CXXFLAGS="" ./bootstrap.sh
+CFLAGS="" CXXFLAGS="" ./b2 headers
+cp -R boost/ /usr/include/
+
+# Prevent Boost compilation error with -std=c++17
+export CXXFLAGS="$CXXFLAGS -D_LIBCPP_ENABLE_CXX17_REMOVED_AUTO_PTR"
+
+# Build libecc
+cd $SRC/libecc
+git checkout cryptofuzz
+export CFLAGS="$CFLAGS -DUSE_CRYPTOFUZZ"
+make -j$(nproc) build/libsign.a
+export LIBECC_PATH=$(realpath .)
+export CXXFLAGS="$CXXFLAGS -DCRYPTOFUZZ_LIBECC"
+
+# Build Botan
+cd $SRC/botan
+if [[ $CFLAGS != *-m32* ]]
+then
+    ./configure.py --cc-bin=$CXX --cc-abi-flags="$CXXFLAGS" --disable-shared --disable-modules=locking_allocator,x509,tls --build-targets=static --without-documentation
+else
+    ./configure.py --cpu=x86_32 --cc-bin=$CXX --cc-abi-flags="$CXXFLAGS" --disable-shared --disable-modules=locking_allocator,x509,tls --build-targets=static --without-documentation
+fi
+make -j$(nproc)
+
+export CXXFLAGS="$CXXFLAGS -DCRYPTOFUZZ_BOTAN -DCRYPTOFUZZ_BOTAN_IS_ORACLE"
+export LIBBOTAN_A_PATH="$SRC/botan/libbotan-3.a"
+export BOTAN_INCLUDE_PATH="$SRC/botan/build/include"
+
+# Build Cryptofuzz
+cd $SRC/cryptofuzz
+python gen_repository.py
+rm extra_options.h
+echo -n '"' >>extra_options.h
+echo -n '--force-module=libecc ' >>extra_options.h
+echo -n '--operations=Digest,ECC_PrivateToPublic,ECDSA_Sign,ECDSA_Verify,BignumCalc ' >>extra_options.h
+echo -n '--curves=brainpool224r1,brainpool256r1,brainpool384r1,brainpool512r1,secp192r1,secp224r1,secp256r1,secp384r1,secp521r1 ' >>extra_options.h
+echo -n '--digests=NULL,SHA224,SHA256,SHA3-224,SHA3-256,SHA3-384,SHA3-512,SHA384,SHA512,SHA512-224,SHA512-256 ' >>extra_options.h
+echo -n '--calcops=Add,AddMod,And,Bit,GCD,InvMod,IsOdd,IsOne,IsZero,LShift1,Mod,Mul,MulMod,NumBits,Or,RShift,Sqr,Sub,SubMod,Xor ' >>extra_options.h
+echo -n '"' >>extra_options.h
+cd modules/libecc/
+make -B -j$(nproc)
+cd ../botan/
+make -B -j$(nproc)
+cd ../../
+make -B -j$(nproc)
+
+cp cryptofuzz $OUT/cryptofuzz-libecc
diff --git a/projects/libecc/project.yaml b/projects/libecc/project.yaml
new file mode 100644
index 00000000..6e295ed5
--- /dev/null
+++ b/projects/libecc/project.yaml
@@ -0,0 +1,13 @@
+homepage: "https://github.com/ANSSI-FR/libecc"
+language: c++
+primary_contact: "guidovranken@gmail.com"
+main_repo: "https://github.com/ANSSI-FR/libecc.git"
+auto_ccs:
+    - "dev.libecc@gmail.com"
+sanitizers:
+ - address
+ - undefined
+ - memory
+architectures:
+ - x86_64
+ - i386
-- 
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