[Samsung Galaxy Nexus] beekay201:
you need to get it from the official factory image. maguro or toro?

Sent from my i9250

edit: this is maguro's script updated for jb paths, create it under your own branch of /device/samsung/maguro, chmod +x it, git add/git commit, flash official factory images, connect device to adb, execute extract-files.sh.

#!/bin/sh

# Copyright (C) 2010 The Android Open Source Project
#
# 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.

# This file is generated by device/common/generate-blob-scripts.sh - DO NOT EDIT

DEVICE=maguro
MANUFACTURER=samsung

mkdir -p ../../../vendor/$MANUFACTURER/$DEVICE/proprietary
adb pull /system/bin/fRom ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/fRom
chmod 755 ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/fRom
adb pull /system/lib/libsecril-client.so ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/libsecril-client.so
adb pull /system/vendor/bin/pvrsrvctl ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/pvrsrvctl
chmod 755 ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/pvrsrvctl
adb pull /system/vendor/etc/sirfgps.conf ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/sirfgps.conf
adb pull /system/vendor/firmware/bcm4330.hcd ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/bcm4330.hcd
adb pull /system/vendor/firmware/ducati-m3.bin ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/ducati-m3.bin
adb pull /system/vendor/firmware/libpn544_fw.so ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/libpn544_fw.so
adb pull /system/vendor/lib/egl/libEGL_POWERVR_SGX540_120.so ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/libEGL_POWERVR_SGX540_120.so
adb pull /system/vendor/lib/egl/libGLESv1_CM_POWERVR_SGX540_120.so ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/libGLESv1_CM_POWERVR_SGX540_120.so
adb pull /system/vendor/lib/egl/libGLESv2_POWERVR_SGX540_120.so ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/libGLESv2_POWERVR_SGX540_120.so
adb pull /system/vendor/lib/hw/gps.omap4.so ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/gps.omap4.so
adb pull /system/vendor/lib/hw/gralloc.omap4.so ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/gralloc.omap4.so
adb pull /system/vendor/lib/libglslcompiler.so ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/libglslcompiler.so
adb pull /system/vendor/lib/libIMGegl.so ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/libIMGegl.so
adb pull /system/vendor/lib/libinvensense_mpl.so ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/libinvensense_mpl.so
adb pull /system/vendor/lib/libpvr2d.so ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/libpvr2d.so
adb pull /system/vendor/lib/libpvrANDROID_WSEGL.so ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/libpvrANDROID_WSEGL.so
adb pull /system/vendor/lib/libPVRScopeServices.so ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/libPVRScopeServices.so
adb pull /system/vendor/lib/libsec-ril.so ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/libsec-ril.so
adb pull /system/vendor/lib/libsrv_init.so ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/libsrv_init.so
adb pull /system/vendor/lib/libsrv_um.so ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/libsrv_um.so
adb pull /system/vendor/lib/libusc.so ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/libusc.so

(cat << EOF) | sed s/__DEVICE__/$DEVICE/g | sed s/__MANUFACTURER__/$MANUFACTURER/g > ../../../vendor/$MANUFACTURER/$DEVICE/device-vendor-blobs.mk
# Copyright (C) 2010 The Android Open Source Project
#
# 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.

# This file is generated by device/__MANUFACTURER__/__DEVICE__/extract-files.sh - DO NOT EDIT

# Prebuilt libraries that are needed to build open-source libraries
PRODUCT_COPY_FILES := \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/libsecril-client.so:obj/lib/libsecril-client.so

# All the blobs necessary for maguro
PRODUCT_COPY_FILES += \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/fRom:system/bin/fRom \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/libsecril-client.so:system/lib/libsecril-client.so \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/pvrsrvctl:system/vendor/bin/pvrsrvctl \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/sirfgps.conf:system/vendor/etc/sirfgps.conf \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/bcm4330.hcd:system/vendor/firmware/bcm4330.hcd \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/ducati-m3.bin:system/vendor/firmware/ducati-m3.bin \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/libpn544_fw.so:system/vendor/firmware/libpn544_fw.so \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/libEGL_POWERVR_SGX540_120.so:system/vendor/lib/egl/libEGL_POWERVR_SGX540_120.so \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/libGLESv1_CM_POWERVR_SGX540_120.so:system/vendor/lib/egl/libGLESv1_CM_POWERVR_SGX540_120.so \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/libGLESv2_POWERVR_SGX540_120.so:system/vendor/lib/egl/libGLESv2_POWERVR_SGX540_120.so \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/gps.omap4.so:system/vendor/lib/hw/gps.omap4.so \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/gralloc.omap4.so:system/vendor/lib/hw/gralloc.omap4.so \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/libglslcompiler.so:system/vendor/lib/libglslcompiler.so \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/libIMGegl.so:system/vendor/lib/libIMGegl.so \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/libinvensense_mpl.so:system/vendor/lib/libinvensense_mpl.so \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/libpvr2d.so:system/vendor/lib/libpvr2d.so \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/libpvrANDROID_WSEGL.so:system/vendor/lib/libpvrANDROID_WSEGL.so \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/libPVRScopeServices.so:system/vendor/lib/libPVRScopeServices.so \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/libsec-ril.so:system/vendor/lib/libsec-ril.so \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/libsrv_init.so:system/vendor/lib/libsrv_init.so \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/libsrv_um.so:system/vendor/lib/libsrv_um.so \\
vendor/__MANUFACTURER__/__DEVICE__/proprietary/libusc.so:system/vendor/lib/libusc.so

EOF

(cat << EOF) | sed s/__DEVICE__/$DEVICE/g | sed s/__MANUFACTURER__/$MANUFACTURER/g > ../../../vendor/$MANUFACTURER/$DEVICE/proprietary/Android.mk
# Copyright (C) 2011 The Android Open Source Project
#
# 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.

# This file is generated by device/__MANUFACTURER__/__DEVICE__/extract-files.sh - DO NOT EDIT

ifeq (\$(TARGET_DEVICE),maguro)
LOCAL_PATH:=\$(call my-dir)

endif

EOF

./setup-makefiles.sh