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f056b2f4ab
Use atomic variable to sync TTY size Implement console_putc (liblv2) Write plaintext instead of HTML Slightly improve performance Fix random line breaks in TTY
45 lines
987 B
C++
45 lines
987 B
C++
#include "stdafx.h"
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#include "sys_tty.h"
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logs::channel sys_tty("sys_tty");
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extern fs::file g_tty;
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extern atomic_t<s64> g_tty_size;
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error_code sys_tty_read(s32 ch, vm::ptr<char> buf, u32 len, vm::ptr<u32> preadlen)
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{
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sys_tty.fatal("sys_tty_read(ch=%d, buf=*0x%x, len=%d, preadlen=*0x%x)", ch, buf, len, preadlen);
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// We currently do not support reading from the Console
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fmt::throw_exception("Unimplemented" HERE);
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}
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error_code sys_tty_write(s32 ch, vm::cptr<char> buf, u32 len, vm::ptr<u32> pwritelen)
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{
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sys_tty.notice("sys_tty_write(ch=%d, buf=*0x%x, len=%d, pwritelen=*0x%x)", ch, buf, len, pwritelen);
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if (ch > 15)
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{
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return CELL_EINVAL;
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}
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const u32 written_len = static_cast<s32>(len) > 0 ? len : 0;
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if (written_len > 0 && g_tty)
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{
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// Lock size by making it negative
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g_tty_size -= (1ll << 48);
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g_tty.write(buf.get_ptr(), len);
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g_tty_size += (1ll << 48) + len;
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}
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if (!pwritelen)
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{
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return CELL_EFAULT;
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}
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*pwritelen = written_len;
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return CELL_OK;
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}
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