Signed-off-by: Ndhy308 <tony.gan@huawei.com>

Issue: #I67YBJ
Test: Build & Boot devices
Signed-off-by: NChenJie <chenjie174@huawei.com>

Signed-off-by: Nxiangren.yuan <xiangren.yuan@ingenic.com>
Change-Id: I034b3e088ce69addda64a15084daef196a3372e8

Add malloc_info, malloc_stats_print, mallinfo2, malloc_iterate, malloc_enable, malloc_disable, malloc_backtrace, mallopt to musl memory allocator
Signed-off-by: Nolefirenque <olefirenko.egor@huawei-partners.com>

Signed-off-by: NChenJie <chenjie174@huawei.com>

Add malloc_info, malloc_stats_print, mallinfo2, malloc_iterate, malloc_enable, malloc_disable, malloc_backtrace, mallopt to musl memory allocator
Signed-off-by: NMaxim Polyakov <polyakov.maksim@huawei.com>

Add malloc_info, malloc_stats_print, mallinfo2, malloc_iterate, malloc_enable, malloc_disable, mallopt, malloc_backtrace for backward compatibility with jemalloc. Implemented by Olefirenko Egor, Polyakov Maxim, Frolikov Boris
Signed-off-by: Nsosnin-vladimir <sosninvladimir@huawei.com>

回退 'Pull Request !516 : Add malloc_info, malloc_stats_print, mallinfo2, malloc_iterate, malloc_enable, malloc_disable, malloc_backtrace, mallopt to musl memory allocator rebased 2'

Add malloc_info, malloc_stats_print, mallinfo2, malloc_iterate, malloc_enable, malloc_disable, mallopt, malloc_backtrace to musl default allocator
Signed-off-by: NMaxim Polyakov <polyakov.maksim@huawei.com>
Change-Id: I9300684afd69750973a3b9046aeaaade72ee88fe

Signed-off-by: Nganlan <tony.gan@huawei.com>

Signed-off-by: Nhonglie <yihonglie1@huawei.com>

Signed-off-by: Nwangjiahui <wangjiahui27@huawei.com>

1. 指针混淆:
   对空闲chunk的双向链表指针next、prev进行混淆。具体为将该指针与一个key做异或操作。
   不同的bin拥有不同的key，key通过随机数生成器生成。
2. safe unlink:
   在unbin操作时校验双向链表的有效性，即检查双向链表中前一项和后一项的指向当前chunk
   的指针是否正常，否则终止进程。

这两个功能均可通过MALLOC_FREELIST_HARDENED宏开关
这个宏可以通过编译框架直接开关（在编译命令后增加 --gn-args "musl_secure_level=1"打开）

Change-Id: I05fd4404aeebcb396c8471f181a30305fb9dbe74
Signed-off-by: NFar <yesiyuan2@huawei.com>

Signed-off-by: Nganlan <tony.gan@huawei.com>

Signed-off-by: Nganlan <tony.gan@huawei.com>

if uapi_dir does not exist then we will make upai from linux_kernel_dir
Signed-off-by: NCaoruihong <crh.cao@huawei.com>
Change-Id: I282aa76e8053f013cf7d06441f55564604ba1437

Signed-off-by: Nchenhao <chenhao346@huawei.com>

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

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

Signed-off-by: Njwchendi <chenjianwen15@huawei.com>

Signed-off-by: NZachery Wu <wuzuoyu@huawei.com>
Change-Id: I4cfbf06e7cdfb45137df91d3626019255a4caaf1

Signed-off-by: Ndhy308 <tony.gan@huawei.com>

Signed-off-by: Nzhuoli <pengzhuoli@huawei.com>

1. Enable compilation of 7_hard_neon-vfpv4 target.
2. Modify cflags/ldflags to match orignal musl Makefile/configure.
3. Add script for configure musl source files, not enabled yet.
Signed-off-by: Nzhuoli <pengzhuoli@huawei.com>

2. Add BUILD.gn and its components
Signed-off-by: Nzhuoli <pengzhuoli@huawei.com>