Merge pull request !173 from caifuzhou/master

Signed-off-by: caifuzhou <504631861@qq.com>

Signed-off-by: caifuzhou <504631861@qq.com>

Signed-off-by: caifuzhou <504631861@qq.com>

Merge pull request !170 from besyangjian/master

Signed-off-by: Nyangjian <jianyang@bestechnic.com>
Change-Id: I1ee933bb572c35a9406ea7f449608ec47ef1a21b

Merge pull request !169 from caifuzhou/master

Merge pull request !162 from maweiye/libctest

Signed-off-by: caifuzhou <504631861@qq.com>

Signed-off-by: caifuzhou <504631861@qq.com>

Signed-off-by: caifuzhou <504631861@qq.com>

Merge pull request !165 from SimonLi/master

Merge pull request !166 from caifuzhou/master

切换newlibc的时候，realpath的实现也从这里实现。
Signed-off-by: NSimonLi <likailong@huawei.com>

Signed-off-by: Nmaweiye <maweiye@huawei.com>

Signed-off-by: caifuzhou <504631861@qq.com>

Signed-off-by: caifuzhou <504631861@qq.com>

Signed-off-by: caifuzhou <504631861@qq.com>

Merge pull request !136 from hhj/hhj_socketopt

Merge pull request !152 from LiteOS/lms_m

Merge pull request !151 from LiteOS/lms_a

1.【需求描述】：
   支持内核态和用户态堆内存非法访问检测，包括：越界访问、double free、释放后使用；支持libc常用高频函数内存检测；支持安全函数内存检测；读写检测可配可裁剪。
2.【方案描述】：
   (1).影子内存映射与标记
   (2).编译器使能-fsanitize=kernel-address 自动插桩检测点
   (3).实时校验影子内存的合法性；
   (4).错误访问打印回溯栈

Close #I4HYBG
Signed-off-by: NLiteOS2021 <dinglu@huawei.com>
Change-Id: Ic17f7d4ad1f911e92b3216a8e895a5992c0faae6

1.【需求描述】：
   支持内核态和用户态堆内存非法访问检测，包括：越界访问、double free、释放后使用；支持libc常用高频函数内存检测；支持安全函数内存检测；读写检测可配可裁剪。
2.【方案描述】：
   L0 ~ L1:
   (1).影子内存映射与标记
   (2).编译器使能-fsanitize=kernel-address 自动插桩检测点
   (3).实时校验影子内存的合法性；
   (4).错误访问打印回溯栈

Close #I4HYAV
Signed-off-by: NLiteOS2021 <dinglu@huawei.com>
Change-Id: I2bbbe3f6351ee69ae36688e504a6d59d2d910f13

Merge pull request !159 from caifuzhou/master

Signed-off-by: caifuzhou <504631861@qq.com>

Merge pull request !156 from caifuzhou/master

对test_template.gni，删除root_out_dir = out/ohos-arm-release，新增变量musl_arch，将build_out_dir改成root_out_dir，arm-linux-ohosmusl改成-linux-ohosmusl
Signed-off-by: caifuzhou <504631861@qq.com>

Merge pull request !148 from caifuzhou/master

Signed-off-by: caifuzhou <504631861@qq.com>

Merge pull request !139 from wangchen/tocommit

Merge pull request !131 from maweiye/master

Merge pull request !134 from 刘治万/1018_16

Signed-off-by: Nmaweiye <maweiye@huawei.com>

Merge pull request !138 from zhushengle/musl

【背景】增加内核epoll系统调用适配musl接口并增加测试用例

【修改方案】
1，删除musl仓的porting
2，内核实现epoll对应接口及注册系统调用
3，testsuit目录添加对应的用例

【影响】
对现有的产品编译不会有影响。

re #I4FXPT
Signed-off-by: Nwangchen <253227059@qq.com>
Change-Id: Ic3818baefd64d2a7279685fa292336c35dadab49

接口列表:
pthread_mutexattr_init
pthread_mutexattr_settype
pthread_mutexattr_destroy

Close #I4G4RQ
Signed-off-by: Nzhushengle <zhushengle@huawei.com>
Change-Id: I2c7b0e73f99a655025e20a4c2c7dc27715f38a26

Signed-off-by: Nmaweiye <maweiye@huawei.com>

Signed-off-by: Nmaweiye <maweiye@huawei.com>

Signed-off-by: Nmaweiye <maweiye@huawei.com>

Merge pull request !133 from wangchen/pselect_musl