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#!/usr/bin/env make
# SPDX-License-Identifier: Apache-2.0
# Copyright 2021 Ricerca Security, Inc. All rights reserved.
SHELL:=bash
PREFIX?=$(shell pwd)/.local
CS_TRACE:=coresight-trace
PATCHELF?=$(PREFIX)/bin/patchelf
GLIBC_VER:=2.33
GLIBC_NAME:=glibc-$(GLIBC_VER)
GLIBC_URL_BASE:=http://ftp.gnu.org/gnu/glibc
GLIBC_PATCH:=patches/0002-glibc-Add-AFL-forkserver.patch
GLIBC_LDSO?=$(PREFIX)/lib/ld-linux-aarch64.so.1
OUTPUT?="$(TARGET).patched"
all: build
build:
git submodule update --init --recursive $(CS_TRACE)
$(MAKE) -C $(CS_TRACE)
cp $(CS_TRACE)/cs-proxy ../afl-cs-proxy
patch: | $(PATCHELF) $(GLIBC_LDSO)
@if test -z "$(TARGET)"; then echo "TARGET is not set"; exit 1; fi
$(PATCHELF) \
--set-interpreter $(GLIBC_LDSO) \
--set-rpath $(dir $(GLIBC_LDSO)) \
--output $(OUTPUT) \
$(TARGET)
$(PATCHELF): patchelf
git submodule update --init $<
cd $< && \
./bootstrap.sh && \
./configure --prefix=$(PREFIX) && \
$(MAKE) && \
$(MAKE) check && \
$(MAKE) install
$(GLIBC_LDSO): | $(GLIBC_NAME).tar.xz
tar -xf $(GLIBC_NAME).tar.xz
patch -p1 < $(GLIBC_PATCH)
mkdir -p $(GLIBC_NAME)/build
cd $(GLIBC_NAME)/build && \
../configure --prefix=$(PREFIX) && \
$(MAKE) && \
$(MAKE) install
$(GLIBC_NAME).tar.xz:
wget -O $@ $(GLIBC_URL_BASE)/$@
clean:
$(MAKE) -C $(CS_TRACE) clean
.PHONY: all build patch clean
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