Issue: I6DO52
    Test: Build & Boot Devices
Signed-off-by: Ndhy308 <tony.gan@huawei.com>

Keep arch/x86_64/bits/float.h in musl_inc_bits_files
Signed-off-by: Nguzhihao4 <guzhihao4@huawei.com>

Specify correct float.h in musl_src.gni
Test: self test passed
Issue:I6FOSQ
Signed-off-by: Nguzhihao4 <guzhihao4@huawei.com>
Change-Id: I0d602b149538eb784ab95fee8da6510f671dc8cf

Change long double macro to ld128
Test: XTS passed
Issue: I6EUIF
Signed-off-by: Nguzhihao4 <guzhihao4@huawei.com>
Change-Id: I932f3fe5a1f7d3877b02a8d93e56a30e727b91e4

Issue: I6AEEI
Test: Build & Boot Devices
Signed-off-by: Ndhy308 <tony.gan@huawei.com>

Issue: I63SN1
Test: pass
Signed-off-by: Nmaweiye <maweiye@huawei.com>

Issue: I6A9R5
Test: libc-test pass
Signed-off-by: Ndhy308 <tony.gan@huawei.com>

Add the socket hook function to enable the app to bind to the network

Issue: #I68DW8
Test: Build & Boot devices
Signed-off-by: Nliyufan <liyufan5@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: Nolefirenque <olefirenko.egor@huawei-partners.com>

Signed-off-by: Nguzhihao4 <guzhihao4@huawei.com>
Change-Id: Ifd6b644d0339c8be43a15dc943a06ae282940495

Signed-off-by: Nzhang-cui11 <zhangcui11@huawei.com>

Change-Id: I88b39f14aac0ab9c47982c90672de0d35386cbc2
Signed-off-by: Nhaotuo <haotuo@huawei.com>

Signed-off-by: Nyaofeng wang <wangyaofeng.wang@huawei.com>

1. add __get_vdso_info to find vdso elf info
2. add __get_vdso_addr to find vdso address
Signed-off-by: Nguzhihao4 <guzhihao4@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'

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 to musl default allocator
Signed-off-by: NMaxim Polyakov <polyakov.maksim@huawei.com>
Change-Id: I9300684afd69750973a3b9046aeaaade72ee88fe

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

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

Issue:#I5PNFF
Signed-off-by: Nleixin <leixin19@huawei.com>
Change-Id: I0c6e11d157ba746d8311680a48b03ce328248658

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

Signed-off-by: Nganlan <tony.gan@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: Nfangting <fangting10@huawei.com>

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

Signed-off-by: Nmaosiping <maosiping@huawei.com>

Signed-off-by: NshuxinyiA <zhangcui11@huawei.com>
Signed-off-by: Nshuxinyia <shuxinyi4@h-partners.com>

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

Signed-off-by: Nzengchunliang <zengchunliang3@huawei.com>

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

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

Signed-off-by: Nfangting <fangting10@huawei.com>

reserve 16K for 32bit system and 32K for 64bit system
as the stack is reserved by mmap, it may not take physical memory
until handle signal with SA_ONSTACK flag.
Signed-off-by: Nmaplestory <zengzhi5@huawei.com>