libsodium/dist-build/emscripten-wasm.sh

#! /bin/sh

export MAKE_FLAGS='-j4'
export EXPORTED_FUNCTIONS_STANDARD='["_crypto_aead_chacha20poly1305_abytes","_crypto_aead_chacha20poly1305_decrypt","_crypto_aead_chacha20poly1305_decrypt_detached","_crypto_aead_chacha20poly1305_encrypt","_crypto_aead_chacha20poly1305_encrypt_detached","_crypto_aead_chacha20poly1305_ietf_abytes","_crypto_aead_chacha20poly1305_ietf_decrypt","_crypto_aead_chacha20poly1305_ietf_decrypt_detached","_crypto_aead_chacha20poly1305_ietf_encrypt","_crypto_aead_chacha20poly1305_ietf_encrypt_detached","_crypto_aead_chacha20poly1305_ietf_keybytes","_crypto_aead_chacha20poly1305_ietf_keygen","_crypto_aead_chacha20poly1305_ietf_npubbytes","_crypto_aead_chacha20poly1305_ietf_nsecbytes","_crypto_aead_chacha20poly1305_keybytes","_crypto_aead_chacha20poly1305_keygen","_crypto_aead_chacha20poly1305_npubbytes","_crypto_aead_chacha20poly1305_nsecbytes","_crypto_aead_xchacha20poly1305_ietf_abytes","_crypto_aead_xchacha20poly1305_ietf_decrypt","_crypto_aead_xchacha20poly1305_ietf_decrypt_detached","_crypto_aead_xchacha20poly1305_ietf_encrypt","_crypto_aead_xchacha20poly1305_ietf_encrypt_detached","_crypto_aead_xchacha20poly1305_ietf_keybytes","_crypto_aead_xchacha20poly1305_ietf_keygen","_crypto_aead_xchacha20poly1305_ietf_npubbytes","_crypto_aead_xchacha20poly1305_ietf_nsecbytes","_crypto_auth","_crypto_auth_bytes","_crypto_auth_keybytes","_crypto_auth_keygen","_crypto_auth_verify","_crypto_box_beforenm","_crypto_box_beforenmbytes","_crypto_box_detached","_crypto_box_detached_afternm","_crypto_box_easy","_crypto_box_easy_afternm","_crypto_box_keypair","_crypto_box_macbytes","_crypto_box_noncebytes","_crypto_box_open_detached","_crypto_box_open_detached_afternm","_crypto_box_open_easy","_crypto_box_open_easy_afternm","_crypto_box_publickeybytes","_crypto_box_seal","_crypto_box_seal_open","_crypto_box_sealbytes","_crypto_box_secretkeybytes","_crypto_box_seed_keypair","_crypto_box_seedbytes","_crypto_core_hchacha20","_crypto_core_hchacha20_constbytes","_crypto_core_hchacha20_inputbytes","_crypto_core_hchacha20_keybytes","_crypto_core_hchacha20_outputbytes","_crypto_generichash","_crypto_generichash_bytes","_crypto_generichash_bytes_max","_crypto_generichash_bytes_min","_crypto_generichash_final","_crypto_generichash_init","_crypto_generichash_keybytes","_crypto_generichash_keybytes_max","_crypto_generichash_keybytes_min","_crypto_generichash_keygen","_crypto_generichash_statebytes","_crypto_generichash_update","_crypto_hash","_crypto_hash_bytes","_crypto_kdf_bytes_max","_crypto_kdf_bytes_min","_crypto_kdf_contextbytes","_crypto_kdf_derive_from_key","_crypto_kdf_keybytes","_crypto_kdf_keygen","_crypto_kx_client_session_keys","_crypto_kx_keypair","_crypto_kx_publickeybytes","_crypto_kx_secretkeybytes","_crypto_kx_seed_keypair","_crypto_kx_seedbytes","_crypto_kx_server_session_keys","_crypto_kx_sessionkeybytes","_crypto_pwhash_bytes_max","_crypto_pwhash_bytes_min","_crypto_pwhash_memlimit_max","_crypto_pwhash_memlimit_min","_crypto_pwhash_opslimit_max","_crypto_pwhash_opslimit_min","_crypto_pwhash_passwd_max","_crypto_pwhash_passwd_min","_crypto_scalarmult","_crypto_scalarmult_base","_crypto_scalarmult_bytes","_crypto_scalarmult_scalarbytes","_crypto_secretbox_detached","_crypto_secretbox_easy","_crypto_secretbox_keybytes","_crypto_secretbox_keygen","_crypto_secretbox_macbytes","_crypto_secretbox_noncebytes","_crypto_secretbox_open_detached","_crypto_secretbox_open_easy","_crypto_shorthash","_crypto_shorthash_bytes","_crypto_shorthash_keybytes","_crypto_shorthash_keygen","_crypto_sign","_crypto_sign_bytes","_crypto_sign_detached","_crypto_sign_ed25519_pk_to_curve25519","_crypto_sign_ed25519_sk_to_curve25519","_crypto_sign_final_create","_crypto_sign_final_verify","_crypto_sign_init","_crypto_sign_keypair","_crypto_sign_open","_crypto_sign_publickeybytes","_crypto_sign_secretkeybytes","_crypto_sign_seed_keypair","_crypto_sign_seedbytes","_crypto_sign_statebytes","_crypto_sign_update","_crypto_sign_verify_detached","_crypto_stream_keygen","_randombytes","_randombytes_buf","_randombytes_buf_deterministic","_randombytes_close","_randombytes_random","_
export EXPORTED_FUNCTIONS_SUMO='["_crypto_aead_chacha20poly1305_abytes","_crypto_aead_chacha20poly1305_decrypt","_crypto_aead_chacha20poly1305_decrypt_detached","_crypto_aead_chacha20poly1305_encrypt","_crypto_aead_chacha20poly1305_encrypt_detached","_crypto_aead_chacha20poly1305_ietf_abytes","_crypto_aead_chacha20poly1305_ietf_decrypt","_crypto_aead_chacha20poly1305_ietf_decrypt_detached","_crypto_aead_chacha20poly1305_ietf_encrypt","_crypto_aead_chacha20poly1305_ietf_encrypt_detached","_crypto_aead_chacha20poly1305_ietf_keybytes","_crypto_aead_chacha20poly1305_ietf_keygen","_crypto_aead_chacha20poly1305_ietf_npubbytes","_crypto_aead_chacha20poly1305_ietf_nsecbytes","_crypto_aead_chacha20poly1305_keybytes","_crypto_aead_chacha20poly1305_keygen","_crypto_aead_chacha20poly1305_npubbytes","_crypto_aead_chacha20poly1305_nsecbytes","_crypto_aead_xchacha20poly1305_ietf_abytes","_crypto_aead_xchacha20poly1305_ietf_decrypt","_crypto_aead_xchacha20poly1305_ietf_decrypt_detached","_crypto_aead_xchacha20poly1305_ietf_encrypt","_crypto_aead_xchacha20poly1305_ietf_encrypt_detached","_crypto_aead_xchacha20poly1305_ietf_keybytes","_crypto_aead_xchacha20poly1305_ietf_keygen","_crypto_aead_xchacha20poly1305_ietf_npubbytes","_crypto_aead_xchacha20poly1305_ietf_nsecbytes","_crypto_auth","_crypto_auth_bytes","_crypto_auth_hmacsha256","_crypto_auth_hmacsha256_bytes","_crypto_auth_hmacsha256_final","_crypto_auth_hmacsha256_init","_crypto_auth_hmacsha256_keybytes","_crypto_auth_hmacsha256_keygen","_crypto_auth_hmacsha256_statebytes","_crypto_auth_hmacsha256_update","_crypto_auth_hmacsha256_verify","_crypto_auth_hmacsha512","_crypto_auth_hmacsha512256","_crypto_auth_hmacsha512256_bytes","_crypto_auth_hmacsha512256_final","_crypto_auth_hmacsha512256_init","_crypto_auth_hmacsha512256_keybytes","_crypto_auth_hmacsha512256_keygen","_crypto_auth_hmacsha512256_statebytes","_crypto_auth_hmacsha512256_update","_crypto_auth_hmacsha512256_verify","_crypto_auth_hmacsha512_bytes","_crypto_auth_hmacsha512_final","_crypto_auth_hmacsha512_init","_crypto_auth_hmacsha512_keybytes","_crypto_auth_hmacsha512_keygen","_crypto_auth_hmacsha512_statebytes","_crypto_auth_hmacsha512_update","_crypto_auth_hmacsha512_verify","_crypto_auth_keybytes","_crypto_auth_keygen","_crypto_auth_primitive","_crypto_auth_verify","_crypto_box","_crypto_box_afternm","_crypto_box_beforenm","_crypto_box_beforenmbytes","_crypto_box_boxzerobytes","_crypto_box_curve25519xchacha20poly1305_beforenm","_crypto_box_curve25519xchacha20poly1305_beforenmbytes","_crypto_box_curve25519xchacha20poly1305_detached","_crypto_box_curve25519xchacha20poly1305_detached_afternm","_crypto_box_curve25519xchacha20poly1305_easy","_crypto_box_curve25519xchacha20poly1305_easy_afternm","_crypto_box_curve25519xchacha20poly1305_keypair","_crypto_box_curve25519xchacha20poly1305_macbytes","_crypto_box_curve25519xchacha20poly1305_noncebytes","_crypto_box_curve25519xchacha20poly1305_open_detached","_crypto_box_curve25519xchacha20poly1305_open_detached_afternm","_crypto_box_curve25519xchacha20poly1305_open_easy","_crypto_box_curve25519xchacha20poly1305_open_easy_afternm","_crypto_box_curve25519xchacha20poly1305_publickeybytes","_crypto_box_curve25519xchacha20poly1305_seal","_crypto_box_curve25519xchacha20poly1305_seal_open","_crypto_box_curve25519xchacha20poly1305_sealbytes","_crypto_box_curve25519xchacha20poly1305_secretkeybytes","_crypto_box_curve25519xchacha20poly1305_seed_keypair","_crypto_box_curve25519xchacha20poly1305_seedbytes","_crypto_box_curve25519xsalsa20poly1305","_crypto_box_curve25519xsalsa20poly1305_afternm","_crypto_box_curve25519xsalsa20poly1305_beforenm","_crypto_box_curve25519xsalsa20poly1305_beforenmbytes","_crypto_box_curve25519xsalsa20poly1305_boxzerobytes","_crypto_box_curve25519xsalsa20poly1305_keypair","_crypto_box_curve25519xsalsa20poly1305_macbytes","_crypto_box_curve25519xsalsa20poly1305_noncebytes","_crypto_box_curve25519xsalsa20poly1305_open","_crypto_box_curve25519xsalsa20poly1305_open_afternm","_crypto_box_curve25519xsalsa20poly1305_publickeybytes","_crypto_box_curve25519xsalsa20poly1305_s
export TOTAL_MEMORY=16777216
export TOTAL_MEMORY_SUMO=67108864
export LDFLAGS="-s RESERVED_FUNCTION_POINTERS=8"
export LDFLAGS="${LDFLAGS} -s WASM=1"
export LDFLAGS="${LDFLAGS} -s NO_DYNAMIC_EXECUTION=1 -s RUNNING_JS_OPTS=1 -s ASSERTIONS=0"
export LDFLAGS="${LDFLAGS} -s AGGRESSIVE_VARIABLE_ELIMINATION=1 -s ALIASING_FUNCTION_POINTERS=1"
export LDFLAGS="${LDFLAGS} -s FUNCTION_POINTER_ALIGNMENT=1 -s DISABLE_EXCEPTION_CATCHING=1"
export LDFLAGS="${LDFLAGS} -s ALLOW_MEMORY_GROWTH=1"
export LDFLAGS_DIST="-s NO_FILESYSTEM=1"
export CFLAGS="-Os"

echo
if [ "x$1" = "x--standard" ]; then
  echo "Building a standard distribution in ${PREFIX}"
  export EXPORTED_FUNCTIONS="$EXPORTED_FUNCTIONS_STANDARD"
  export LDFLAGS="${LDFLAGS} ${LDFLAGS_DIST} -s TOTAL_MEMORY=${TOTAL_MEMORY}"
  export PREFIX="$(pwd)/libsodium-js"
  export DONE_FILE="$(pwd)/js.done"
  export DIST='yes'
elif [ "x$1" = "x--sumo" ]; then
  echo "Building a sumo distribution in ${PREFIX}"
  export EXPORTED_FUNCTIONS="$EXPORTED_FUNCTIONS_SUMO"
  export LDFLAGS="${LDFLAGS} ${LDFLAGS_DIST} -s TOTAL_MEMORY=${TOTAL_MEMORY_SUMO}"
  export PREFIX="$(pwd)/libsodium-js-sumo"
  export DONE_FILE="$(pwd)/js-sumo.done"
  export DIST='yes'
elif [ "x$1" = "x--browser-tests" ]; then
  echo "Building tests for web browsers"
  export EXPORTED_FUNCTIONS="$EXPORTED_FUNCTIONS_SUMO"
  export LDFLAGS="${LDFLAGS} -s TOTAL_MEMORY=${TOTAL_MEMORY_SUMO}"
  export PREFIX="$(pwd)/libsodium-js-tests"
  export DONE_FILE="$(pwd)/js-tests-browser.done"
  export BROWSER_TESTS='yes'
  export DIST='no'
elif [ "x$1" = "x--tests" ]; then
  echo "Building for testing"
  export EXPORTED_FUNCTIONS="$EXPORTED_FUNCTIONS_SUMO"
  export LDFLAGS="${LDFLAGS} -s TOTAL_MEMORY=${TOTAL_MEMORY_SUMO}"
  export PREFIX="$(pwd)/libsodium-js-tests"
  export DONE_FILE="$(pwd)/js-tests.done"
  export DIST='no'
else
  echo "Usage: $0 <build_type>"
  echo "<build_type> := --standard | --sumo | --browser-tests | --tests"
  echo
  exit 1
fi
export JS_EXPORTS_FLAGS="-s EXPORTED_FUNCTIONS=${EXPORTED_FUNCTIONS}"

rm -f "$DONE_FILE"

echo
emconfigure ./configure --enable-minimal --disable-shared --prefix="$PREFIX" \
                        --without-pthreads CFLAGS="$CFLAGS" && \
emmake make clean
[ $? = 0 ] || exit 1

if [ "$DIST" = yes ]; then
  emmake make $MAKE_FLAGS install && \
  emcc "$CFLAGS" --llvm-lto 1 --memory-init-file 0 $CPPFLAGS $LDFLAGS $JS_EXPORTS_FLAGS \
    "${PREFIX}/lib/libsodium.a" -o "${PREFIX}/lib/libsodium.js" || exit 1
  touch -r "${PREFIX}/lib/libsodium.js" "$DONE_FILE"
  ls -l "${PREFIX}/lib/libsodium.js"
  exit 0
fi

if test "x$NODE" = x; then
  for candidate in node nodejs; do
    case $($candidate --version 2>&1) in #(
      v*)
        NODE=$candidate
        break ;;
    esac
  done
fi

if [ "x$BROWSER_TESTS" != "x" ]; then
  echo 'Compiling the test suite for web browsers...' && \
    emmake make $MAKE_FLAGS CPPFLAGS="$CPPFLAGS -DBROWSER_TESTS=1" check > /dev/null 2>&1
else
  if test "x$NODE" = x; then
    echo 'node.js not found - test suite skipped' >&2
    exit 1
  fi
  export NODE="${NODE} --expose-wasm"
  echo "Using [${NODE}] as a Javascript runtime"
  echo 'Compiling the test suite...' && \
    emmake make $MAKE_FLAGS check > /dev/null 2>&1
fi

if [ "x$BROWSER_TESTS" != "x" ]; then
  echo 'Creating the test suite for web browsers'
  (
    cd test/default && \
    mkdir -p browser-wasm && \
    rm -f browser-wasm/tests.txt && \
    for file in *.js; do
      tname=$(echo "$file" | sed 's/.js$//')
      echo "$tname" | egrep -q '[.]asm$' && continue
      echo "[${tname}]"
      fgrep -v "#! /usr/bin/env ${NODE}" "$file" > "browser-wasm/${file}"
      cp -f "${tname}.exp" "browser-wasm/${tname}.exp" 2> /dev/null
      cp -f "${tname}.wasm" "browser-wasm/${tname}.wasm" 2> /dev/null
      cp -f "${tname}.asm.js" "browser-wasm/${tname}.asm.js" 2> /dev/null
      sed "s/{{tname}}/${tname}/" index-wasm.html.tpl > "browser-wasm/${tname}.html"
      echo "${tname}.html" >> "browser-wasm/tests.txt"
    done
    touch "$DONE_FILE"
  )
else
  echo 'Running the test suite'
  (
    cd test/default && \
    for file in $(ls *.js | fgrep -v asm.js); do
      echo "#! /usr/bin/env ${NODE}" > "${file}.tmp"
      fgrep -v "#! /usr/bin/env ${NODE}" "$file" >> "${file}.tmp"
      chmod +x "${file}.tmp"
      mv -f "${file}.tmp" "$file"
    done
  )
  make $MAKE_FLAGS check || exit 1
  touch "$DONE_FILE"
fi

echo 'Done.'