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socket: add support for TCP sockets

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TCP sockets will be needed for NTS key establishment.
This commit is contained in:
Miroslav Lichvar
2019-08-06 18:33:06 +02:00
parent 81978f0ba0
commit 02ada36838
3 changed files with 107 additions and 14 deletions
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7
sys_linux.c
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@@ -496,9 +496,10 @@ SYS_Linux_EnableSystemCallFilter(int level)
SCMP_SYS(stat), SCMP_SYS(stat64), SCMP_SYS(statfs), SCMP_SYS(statfs64),
SCMP_SYS(unlink), SCMP_SYS(unlinkat),
/* Socket */
SCMP_SYS(bind), SCMP_SYS(connect), SCMP_SYS(getsockname), SCMP_SYS(getsockopt),
SCMP_SYS(recv), SCMP_SYS(recvfrom), SCMP_SYS(recvmmsg), SCMP_SYS(recvmsg),
SCMP_SYS(send), SCMP_SYS(sendmmsg), SCMP_SYS(sendmsg), SCMP_SYS(sendto),
SCMP_SYS(accept), SCMP_SYS(bind), SCMP_SYS(connect), SCMP_SYS(getsockname),
SCMP_SYS(getsockopt), SCMP_SYS(recv), SCMP_SYS(recvfrom),
SCMP_SYS(recvmmsg), SCMP_SYS(recvmsg), SCMP_SYS(send), SCMP_SYS(sendmmsg),
SCMP_SYS(sendmsg), SCMP_SYS(sendto), SCMP_SYS(shutdown),
/* TODO: check socketcall arguments */
SCMP_SYS(socketcall),
/* General I/O */