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Kernel+Userspace: Implement the accept4() system call

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Unlike accept() the new accept4() system call lets the caller specify
flags for the newly accepted socket file descriptor, such as
SOCK_CLOEXEC and SOCK_NONBLOCK.
This commit is contained in:
Gunnar Beutner 2021-05-16 19:56:11 +02:00 • committed by Andreas Kling
parent 529f605ac8
commit 89956cb0d6
7 changed files with 49 additions and 18 deletions
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2
Kernel/Process.h
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@ -364,7 +364,7 @@ public:
KResultOr<int> sys$socket(int domain, int type, int protocol);
KResultOr<int> sys$bind(int sockfd, Userspace<const sockaddr*> addr, socklen_t);
KResultOr<int> sys$listen(int sockfd, int backlog);
KResultOr<int> sys$accept(int sockfd, Userspace<sockaddr*>, Userspace<socklen_t*>);
KResultOr<int> sys$accept4(Userspace<const Syscall::SC_accept4_params*>);
KResultOr<int> sys$connect(int sockfd, Userspace<const sockaddr*>, socklen_t);
KResultOr<int> sys$shutdown(int sockfd, int how);
KResultOr<ssize_t> sys$sendmsg(int sockfd, Userspace<const struct msghdr*>, int flags);