Build and test on ARM Android.

.travis.yml

@@ -3,6 +3,8 @@ cache:
   directories:
     - $HOME/kcov-i686-unknown-linux-gnu
     - $HOME/kcov-x86_64-unknown-linux-gnu
+    - $HOME/android/android-sdk-linux
+    - $HOME/android/android-18-arm-linux-androideabi-4.8
 matrix:
   fast_finish: true
   include:
@@ -94,6 +96,38 @@ matrix:
             - gcc-arm-linux-gnueabihf
             - libc6-dev-armhf-cross
 
+    - env: TARGET_X=arm-linux-androideabi CC_X=arm-linux-androideabi-gcc CXX_X=arm-linux-androideabi-g++ MODE_X=DEBUG KCOV=0
+      rust: stable
+      addons:
+        apt:
+          packages:
+            - expect
+            - openjdk-6-jre-headless
+
+    - env: TARGET_X=arm-linux-androideabi CC_X=arm-linux-androideabi-gcc CXX_X=arm-linux-androideabi-g++ MODE_X=RELWITHDEBINFO KCOV=0
+      rust: stable
+      addons:
+        apt:
+          packages:
+            - expect
+            - openjdk-6-jre-headless
+
+    - env: TARGET_X=arm-linux-androideabi CC_X=arm-linux-androideabi-gcc CXX_X=arm-linux-androideabi-g++ MODE_X=DEBUG KCOV=0
+      rust: nightly
+      addons:
+        apt:
+          packages:
+            - expect
+            - openjdk-6-jre-headless
+
+    - env: TARGET_X=arm-linux-androideabi CC_X=arm-linux-androideabi-gcc CXX_X=arm-linux-androideabi-g++ MODE_X=RELWITHDEBINFO KCOV=0
+      rust: nightly
+      addons:
+        apt:
+          packages:
+            - expect
+            - openjdk-6-jre-headless
+
     # The lines from "# BEGIN GENERATED" through "# END GENERATED" are
     # generated by running |python mk/update-travis-yml.py|. Any changes
     # made to those lines will be overwritten while other lines will be left
@@ -545,4 +579,4 @@ matrix:
     - env: TARGET_X=aarch64-unknown-linux-gnu CC_X=aarch64-linux-gnu-gcc CXX_X=aarch64-linux-gnu-g++ MODE_X=DEBUG KCOV=0
     - env: TARGET_X=aarch64-unknown-linux-gnu CC_X=aarch64-linux-gnu-gcc CXX_X=aarch64-linux-gnu-g++ MODE_X=RELWITHDEBINFO KCOV=0
 
-script: if [[ "$TARGET_X" == "arm-unknown-linux-gnueabihf" ]]; then travis_wait 60 mk/travis.sh; else mk/travis.sh; fi
+script: if [[ "$TARGET_X" =~ ^arm-.*linux-.*eabi ]]; then travis_wait 60 mk/travis.sh; else mk/travis.sh; fi

mk/travis-install-android.sh

@@ -0,0 +1,70 @@
+#!/usr/bin/env bash
+#
+# Copyright (c) 2016 Pietro Monteiro
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+set -ex
+
+ANDROID_SDK_VERSION=${ANDROID_SDK_VERSION:-24.4.1}
+ANDROID_SDK_URL=https://dl.google.com/android/android-sdk_r${ANDROID_SDK_VERSION}-linux.tgz
+
+ANDROID_NDK_VERSION=${ANDROID_NDK_VERSION:-10e}
+ANDROID_NDK_URL=https://dl.google.com/android/repository/android-ndk-r${ANDROID_NDK_VERSION}-linux-x86_64.zip
+
+ANDROID_INSTALL_PREFIX="${HOME}/android"
+ANDROID_SDK_INSTALL_DIR="${HOME}/android/android-sdk-linux"
+ANDROID_NDK_INSTALL_DIR="${ANDROID_INSTALL_PREFIX}/android-18-arm-linux-androideabi-4.8"
+
+if [[ ! -f $ANDROID_SDK_INSTALL_DIR/tools/emulator ]];then
+  mkdir -p "${ANDROID_INSTALL_PREFIX}"
+  pushd "${ANDROID_INSTALL_PREFIX}"
+
+  curl ${ANDROID_SDK_URL} | tar -zxf -
+
+  expect -c '
+set timeout 600;
+spawn ./android-sdk-linux/tools/android update sdk -a --no-ui --filter tools,platform-tools,android-18,sys-img-armeabi-v7a-android-18;
+expect {
+    "Do you accept the license" { exp_send "y\r" ; exp_continue }
+    eof
+}
+'
+  popd
+fi
+
+echo no | $ANDROID_SDK_INSTALL_DIR/tools/android create avd --name arm-18 --target android-18 --abi armeabi-v7a
+
+$ANDROID_SDK_INSTALL_DIR/tools/android list avd
+
+if [[ ! -f $ANDROID_NDK_INSTALL_DIR/bin/arm-linux-androideabi-gcc ]];then
+  mkdir -p "${ANDROID_INSTALL_PREFIX}/downloads"
+  pushd "${ANDROID_INSTALL_PREFIX}/downloads"
+
+  curl -O ${ANDROID_NDK_URL}
+  unzip -q android-ndk-r${ANDROID_NDK_VERSION}-linux-x86_64.zip
+
+  ./android-ndk-r${ANDROID_NDK_VERSION}/build/tools/make-standalone-toolchain.sh \
+		 --platform=android-18 \
+		 --toolchain=arm-linux-androideabi-4.8 \
+		 --install-dir=${ANDROID_NDK_INSTALL_DIR}
+
+  popd
+fi
+
+echo end of mk/travis-install-android

mk/travis.sh

@@ -26,11 +26,19 @@ aarch64-unknown-linux-gnu)
 arm-unknown-linux-gnueabihf)
   export QEMU_LD_PREFIX=/usr/arm-linux-gnueabihf
   ;;
+arm-linux-androideabi)
+  # install the android sdk/ndk
+  mk/travis-install-android.sh
+
+  export PATH=$HOME/android/android-18-arm-linux-androideabi-4.8/bin:$PATH
+  export PATH=$HOME/android/android-sdk-linux/platform-tools:$PATH
+  export PATH=$HOME/android/android-sdk-linux/tools:$PATH
+  ;;
 *)
   ;;
 esac
 
-if [[  "$TARGET_X" =~ ^(arm|aarch64) ]]; then
+if [[ "$TARGET_X" =~ ^(arm|aarch64) && ! "$TARGET_X" =~ android ]]; then
   # We need a newer QEMU than Travis has.
   # sudo is needed until the PPA and its packages are whitelisted.
   # See https://github.com/travis-ci/apt-source-whitelist/issues/271
@@ -59,9 +67,32 @@ make --version
 cargo version
 rustc --version
 
-if [[ "$MODE_X" == "RELWITHDEBINFO" ]]; then mode=--release; fi
+if [[ "$MODE_X" == "RELWITHDEBINFO" ]]; then
+  mode=--release
+  target_dir=target/$TARGET_X/release
+else
+  target_dir=target/$TARGET_X/debug
+fi
 
-CC=$CC_X CXX=$CXX_X cargo test -j2 ${mode-} --verbose --target=$TARGET_X
+case $TARGET_X in
+arm-linux-androideabi)
+  CC=$CC_X CXX=$CXX_X cargo test -j2 --no-run ${mode-} --verbose --target=$TARGET_X
+  emulator @arm-18 -no-skin -no-boot-anim -no-audio -no-window &
+  adb wait-for-device
+  adb push $target_dir/ring-* /data/ring-test
+  for testfile in `find src crypto -name "*_test*.txt"`; do
+    adb shell mkdir -p /data/`dirname $testfile`
+    adb push $testfile /data/$testfile
+  done
+  adb shell mkdir -p /data/third-party/NIST
+  adb push third-party/NIST/SHAVS /data/third-party/NIST/SHAVS
+  adb shell  'cd /data && ./ring-test' 2>&1 | tee /tmp/ring-test
+  grep "test result: ok" /tmp/ring-test
+  ;;
+*)
+  CC=$CC_X CXX=$CXX_X cargo test -j2 ${mode-} --verbose --target=$TARGET_X
+  ;;
+esac
 
 if [[ "$KCOV" == "1" ]]; then
   # kcov reports coverage as a percentage of code *linked into the executable*