我正在尝试在 Android nexus-7 wifi only 平板电脑(代号: grouper)上运行packetpammer应用程序。我下载了libpcap库并能够生成静态库 (libpcap.a)。但是,当我尝试使用 NDK-build 构建 packetpammer 应用程序时,我不断收到链接器错误。
我的文件夹结构如下所示:
packetspammer
|
jni
|
packetspammer source files
Android.mk file that links in libpcap and builds the packetspammer binary
<Directory>platform_external_libpcap
|
libpcap.a file
这是我的 android.mk 文件:
#Links the libpcap library
LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)
LOCAL_MODULE := platform_external_libpcap/libpcap
LOCAL_SRC_FILES := platform_external_libpcap/libpcap.a
LOCAL_EXPORT_C_INCLUDES := platform_external_libpcap
include $(PREBUILT_STATIC_LIBRARY)
#Builds packetspammer app
include $(call all-subdir-makefiles)
include $(CLEAR_VARS)
LOCAL_MODULE := packetspammer
LOCAL_SRC_FILES := radiotap.c packetspammer.c
LOCAL_STATIC_LIBRARIES := platform_external_libpcap/libpcap.a
LOCAL_C_INCLUDES := ~/android/android-ndk-r10b/platforms/android-L/arch-arm/usr/include \
~/packetspammer/jni/platform_external_libpcap
TARGET_ARCH := arm
include $(BUILD_SHARED_LIBRARY)
这些是我收到的错误消息:
error: undefined reference to 'pcap_open_live'
error: undefined reference to 'pcap_datalink'
error: undefined reference to 'pcap_compile'
error: undefined reference to 'pcap_geterr'
error: undefined reference to 'pcap_setfilter'
error: undefined reference to 'pcap_geterr'
error: undefined reference to 'pcap_freecode'
error: undefined reference to 'pcap_setnonblock'
error: undefined reference to 'pcap_next_ex'
error: undefined reference to 'pcap_inject'
你能告诉我 Android.mk 文件或我遵循的过程有什么问题吗?我查看了 NDK 程序员指南并遵循“构建/独立工具链”以及“构建/Android.mk”部分。即使使用独立工具链,我也会收到相同的链接器错误。
在我被困在这里之前,我发现很多帖子帮助我解决了我的几个错误。以下是这些链接: