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Kernel: Use Userspace<T> for the accept syscall

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This commit is contained in:
Brian Gianforcaro 2020-08-09 15:23:13 -07:00 • committed by Andreas Kling
parent 02660b5d60
commit 8bd9dbc220
2 changed files with 4 additions and 3 deletions
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5
Kernel/Syscalls/socket.cpp
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@ -93,7 +93,7 @@ int Process::sys$listen(int sockfd, int backlog)
return socket.listen(backlog);
}
int Process::sys$accept(int accepting_socket_fd, sockaddr* user_address, socklen_t* user_address_size)
int Process::sys$accept(int accepting_socket_fd, Userspace<sockaddr*> user_address, Userspace<socklen_t*> user_address_size)
{
REQUIRE_PROMISE(accept);
@ -101,7 +101,8 @@ int Process::sys$accept(int accepting_socket_fd, sockaddr* user_address, socklen
if (user_address) {
if (!validate_write_typed(user_address_size))
return -EFAULT;
copy_from_user(&address_size, user_address_size);
if (!validate_read_and_copy_typed(&address_size, user_address_size))
return -EFAULT;
if (!validate_write(user_address, address_size))
return -EFAULT;
}