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Kernel/LibC: Implement {recv,send}msg as syscalls

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This also removes the now old recvfrom and sendto syscalls. These are
now implemented as wrappers around recvmsg and sendmsg.

Also replace unnecessary spinlocks from unix socket with mutexes
This commit is contained in:
Bananymous
2025-11-09 16:23:37 +02:00
parent 2f38306c6b
commit 04d24bce70
16 changed files with 422 additions and 307 deletions
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8
kernel/include/kernel/FS/Inode.h
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@@ -108,8 +108,8 @@ namespace Kernel
BAN::ErrorOr<void> bind(const sockaddr* address, socklen_t address_len);
BAN::ErrorOr<void> connect(const sockaddr* address, socklen_t address_len);
BAN::ErrorOr<void> listen(int backlog);
BAN::ErrorOr<size_t> sendto(BAN::ConstByteSpan message, const sockaddr* address, socklen_t address_len);
BAN::ErrorOr<size_t> recvfrom(BAN::ByteSpan buffer, sockaddr* address, socklen_t* address_len);
BAN::ErrorOr<size_t> sendmsg(const msghdr& message, int flags);
BAN::ErrorOr<size_t> recvmsg(msghdr& message, int flags);
BAN::ErrorOr<void> getsockname(sockaddr* address, socklen_t* address_len);
BAN::ErrorOr<void> getpeername(sockaddr* address, socklen_t* address_len);
@@ -155,8 +155,8 @@ namespace Kernel
virtual BAN::ErrorOr<void> connect_impl(const sockaddr*, socklen_t) { return BAN::Error::from_errno(ENOTSUP); }
virtual BAN::ErrorOr<void> listen_impl(int) { return BAN::Error::from_errno(ENOTSUP); }
virtual BAN::ErrorOr<void> bind_impl(const sockaddr*, socklen_t) { return BAN::Error::from_errno(ENOTSUP); }
virtual BAN::ErrorOr<size_t> sendto_impl(BAN::ConstByteSpan, const sockaddr*, socklen_t) { return BAN::Error::from_errno(ENOTSUP); }
virtual BAN::ErrorOr<size_t> recvfrom_impl(BAN::ByteSpan, sockaddr*, socklen_t*) { return BAN::Error::from_errno(ENOTSUP); }
virtual BAN::ErrorOr<size_t> recvmsg_impl(msghdr&, int) { return BAN::Error::from_errno(ENOTSUP); }
virtual BAN::ErrorOr<size_t> sendmsg_impl(const msghdr&, int) { return BAN::Error::from_errno(ENOTSUP); }
virtual BAN::ErrorOr<void> getsockname_impl(sockaddr*, socklen_t*) { return BAN::Error::from_errno(ENOTSUP); }
virtual BAN::ErrorOr<void> getpeername_impl(sockaddr*, socklen_t*) { return BAN::Error::from_errno(ENOTSUP); }