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[185.47.220.165]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-654533cc5e1sm8695897a12.19.2026.01.18.19.28.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 18 Jan 2026 19:28:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1768793329; x=1769398129; darn=nongnu.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=HMXELTh73T/FqcWvF/yPL2Xnmaqf2ybpkYLwr3NQgvI=; b=BHW+mrxJ/0viadEkAtkv7VobnzNbH27mc9TE/RQR7UjaEX9Oiis9rcK/cavhzRmW76 hC7i6AQf45qT3j5LRNxLgY42odsBkon9lrpCuFiW8VdWkWJo0psM+cy6GqQkCzd2tnOl kr34T7W6lXAYoACkt++uGqmeK5neqEYKzW9Zn6kwjJ+IQmdj+zekeNbLAZOiyH9nwgxu eeh3lsdIp7s9IzwRm5jDjJil/fPcFgdX1k9z6IrfjSKFWgXQef6O+hNVSijXLU99RQY3 WxejnfCaYYLLwI8opp2KzHYVHWfvaQVOd0NsF53kVUj8X47X1x9+cWu+0boKGg+lAEbs I+Ng== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1768793329; x=1769398129; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-gg:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=HMXELTh73T/FqcWvF/yPL2Xnmaqf2ybpkYLwr3NQgvI=; b=eYH7ku0a6dMwUfHeGBILv7jxeJuvhdc0XmL4svD+T3hIpK5i6yoo/kdGVXf4QvVqIF JGS6E9qb6r0wxzYYV6hOCk2sdbiOjXR6A01L2J1YshC75vhgpetHa39/PeKXYBSkW+UJ 4Sy5h1LEOKzNngqg3bvWMsbckKGY98237hM7/tsY0n/qSJvqd7/KDKdGduUOxaUA+XBV k6arkbMS+QhwubSADnW8A/xStomjUd3E/i73S5/INRSCvba3eJMTuGU6eQodaJ0WzD2u /aMNUc1FXF3VU4GK2yz6mtO0o2tJn/fd4540OcfrU48FXQtm/CF65PdfwTiuHhnf903S 8IYg== X-Gm-Message-State: AOJu0YwMkLf7J0gdlfZ1cwWOC+Ppd4uQVvy3BYtIHtwFY1+E8qHpJY3z BuE37cMLtQbYn/VipxHU+4cruSpadkE9e1/+7ra36/cB2YnsaVYKzxl0 X-Gm-Gg: AY/fxX7lDEvtvjRFg1lfGiDAYP2mWXhLG04exG4z1ZUficOk8+xrgVsVUvoDJ0Lsvp0 OYy6xO4jMXyCMQxCGsEWOzBYseOuiZEjyI1Rh3poYF78xjEG6uzhSyeW4OE01mrB+oo58yOxZae v6GdTYrFkxjMHmJQW+D8KWIUffL4dSaDD4SjMsIDwsQKeM9tZl+OoELaKaAeNc5RZtGnjFq1Lkh jzTVMMTP1Yc4iNxQTlwA8o8Lf1vZDhEZqILJyWS2dUvLba5H/6tPGuuBEwibl7hS1FUpEe+S57k MdPUCu2xH7MDPETg7PmnMRVbJVbfNJ6JPaIICtivZR/TzxvZ0ZGM4Gn9k+s64Y7WHBaZaAolQL4 jdQnL/fqOjdN4K4yeH32ej56MOBvHfJ0BO0xfuhTt8/8BAa4dM35v3frB7CSuRN/tyBjqEIBhXv ywM7d3P/Fh1w27+b8xJI9i4bJDIRMxriTXPv52ZsPS X-Received: by 2002:a17:907:97ca:b0:b87:d09c:182c with SMTP id a640c23a62f3a-b87d09c1a61mr236340766b.21.1768793328575; Sun, 18 Jan 2026 19:28:48 -0800 (PST) From: Filip Hejsek Date: Mon, 19 Jan 2026 04:27:53 +0100 Subject: [PATCH v6 10/12] char-win-stdio: add support for terminal size MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260119-console-resize-v6-10-33a7b0330a7a@gmail.com> References: <20260119-console-resize-v6-0-33a7b0330a7a@gmail.com> In-Reply-To: <20260119-console-resize-v6-0-33a7b0330a7a@gmail.com> To: qemu-devel@nongnu.org Cc: =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , Paolo Bonzini , "Michael S. Tsirkin" , Laurent Vivier , Amit Shah , Markus Armbruster , Eric Blake , Eduardo Habkost , Marcel Apfelbaum , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Yanan Wang , Zhao Liu , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Maximilian Immanuel Brandtner X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1768793314; l=1842; i=filip.hejsek@gmail.com; s=20250912; h=from:subject:message-id; bh=dQSyY1EivjruPsWTiEY+498atfS47c91YdJNmIagRdU=; b=Y50NTGPmojPnxbnUzlk9Vl6GfNs2xDelDUVoLvu4nSYn+YdaZ7RHOC7K+NgX7ugZVFmND8YEY yX155uMrlfKDkW+FdtlNc252mWYbbEIFpogb4o95rVevpZtCeExZpCj X-Developer-Key: i=filip.hejsek@gmail.com; a=ed25519; pk=nakB8gEK3oi+Q/5dBTMCy/LgZL47NP60z1jeDR6O/WU= Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::536; envelope-from=filip.hejsek@gmail.com; helo=mail-ed1-x536.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1768793867070158500 Use GetConsoleScreenBufferInfo to obtain terminal size and set ENABLE_WINDOW_INPUT to receive resize notifications. Reviewed-by: Daniel P. Berrang=C3=A9 Signed-off-by: Filip Hejsek --- chardev/char-win-stdio.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/chardev/char-win-stdio.c b/chardev/char-win-stdio.c index fb802a00b1..0d33138d0d 100644 --- a/chardev/char-win-stdio.c +++ b/chardev/char-win-stdio.c @@ -44,6 +44,20 @@ typedef struct WinStdioChardev WinStdioChardev; DECLARE_INSTANCE_CHECKER(WinStdioChardev, WIN_STDIO_CHARDEV, TYPE_CHARDEV_WIN_STDIO) =20 +static void char_win_stdio_resize(Chardev *chr) +{ + HANDLE hStdOut =3D GetStdHandle(STD_OUTPUT_HANDLE); + CONSOLE_SCREEN_BUFFER_INFO ScreenBufferInfo; + + if (GetConsoleScreenBufferInfo(hStdOut, &ScreenBufferInfo)) { + uint16_t cols =3D ScreenBufferInfo.srWindow.Right + 1 + - ScreenBufferInfo.srWindow.Left; + uint16_t rows =3D ScreenBufferInfo.srWindow.Bottom + 1 + - ScreenBufferInfo.srWindow.Top; + qemu_chr_resize(chr, cols, rows); + } +} + static void win_stdio_wait_func(void *opaque) { Chardev *chr =3D CHARDEV(opaque); @@ -75,6 +89,9 @@ static void win_stdio_wait_func(void *opaque) } } } + if (buf[i].EventType =3D=3D WINDOW_BUFFER_SIZE_EVENT) { + char_win_stdio_resize(chr); + } } } =20 @@ -202,6 +219,8 @@ static void qemu_chr_open_stdio(Chardev *chr, } else { dwMode &=3D ~ENABLE_PROCESSED_INPUT; } + dwMode |=3D ENABLE_WINDOW_INPUT; + char_win_stdio_resize(chr); } =20 SetConsoleMode(stdio->hStdIn, dwMode); --=20 2.52.0