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Kernel: Add bareboness possibility to set termios

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Bananymous
2023-05-16 19:22:10 +03:00
parent 82dcec9576
commit 1658e925f2
8 changed files with 198 additions and 2 deletions
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28
kernel/kernel/Syscall.cpp
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@@ -2,6 +2,8 @@
#include <kernel/Process.h>
#include <kernel/Syscall.h>
#include <termios.h>
namespace Kernel
{
@@ -76,6 +78,26 @@ namespace Kernel
return res.value();
}
long sys_get_termios(::termios* termios)
{
auto current = Process::current().tty().get_termios();
memset(termios, 0, sizeof(::termios));
if (current.canonical)
termios->c_lflag |= ICANON;
if (current.echo)
termios->c_lflag |= ECHO;
return 0;
}
long sys_set_termios(const ::termios* termios)
{
Kernel::termios new_termios;
new_termios.canonical = termios->c_lflag & ICANON;
new_termios.echo = termios->c_lflag & ECHO;
Process::current().tty().set_termios(new_termios);
return 0;
}
extern "C" long cpp_syscall_handler(int syscall, uintptr_t arg1, uintptr_t arg2, uintptr_t arg3, uintptr_t arg4, uintptr_t arg5)
{
Thread::current().set_in_syscall(true);
@@ -121,6 +143,12 @@ namespace Kernel
case SYS_TELL:
ret = sys_tell((int)arg1);
break;
case SYS_GET_TERMIOS:
ret = sys_get_termios((::termios*)arg1);
break;
case SYS_SET_TERMIOS:
ret = sys_set_termios((const ::termios*)arg1);
break;
default:
Kernel::panic("Unknown syscall {}", syscall);
}