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[185.47.220.165]) by smtp.gmail.com with UTF8SMTPSA id 5b1f17b1804b1-45f3211e8c7sm105424825e9.3.2025.09.20.16.46.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 20 Sep 2025 16:46:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1758411978; x=1759016778; 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=Z8rsKM5rsvNwRW7m6EX6KUjy9obAcFXVNM0RZQRPnOI=; b=SOOHgNbeBMF/jroN5IF2BMN5zMxjU2oZktbLZyYqB5AuMM0lqg4G1DjsJDiKD+fQnV QJTG0zuHB0K5M3B89bgFRS6Zq4m8GKjyJ6B5jYN4rUezS0VWpfYWDs4y/FfS4sRZR8+9 P5ZZEk2bbWlW23mY3KlC8dKB74C/lKvrcTDRrz0gBg1GOv/LmpykMAvp6SNCSaFcwN6E cBvDN1wXfHIEzGszM38xCrW3TJAJ/Tllu+OQ/Fg7yDiSn0tAxLc9Y93GxVccHSgCjAEc uiG/uq5E+q/i6zAuLeG1/sM0oJSn3DA/ZSeB6ilrJgtOzPJAk5MFHmaND4+XxgM/W0kG 4w2A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1758411978; x=1759016778; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Z8rsKM5rsvNwRW7m6EX6KUjy9obAcFXVNM0RZQRPnOI=; b=fjf1NB914e4G0YnQK7+fbZzkm0bwLpYfFWCIJiNB6zV8DFGV7VzSpc2CY4PXe5H4T9 3pAzqB5howjJ99E6iCRtVIhHlqI12l1bSqsEZS3RIGDQTfgro0/7eKQ8Cd/D+gEdh7By NQupcTZa5A7MIAEn4Ebch6J/3/3Jq7yT5H42XNZHtG/3GKsB5QHThzPQMcw+EmFmz2g0 GE80H7GL4jn+x/rlZ4lAdXJz9FCN/6MTNMn7wrLNRUcFGZtqmA9aGsvQX/yE/wcdc06n X7SZ9wGo5qL4mMLf4XtLV6WbuA9gNs+kSiW4ilppRjUUTNA6MCVM/FdzMJv/vLfMc8jw j/jg== X-Gm-Message-State: AOJu0Yyof1gisPHUV2Dvo9Z1eiLI5tnhHzII5RwqLqjsLBwoT04GDsaJ nOZVwfP8FeOQC7BCZCpQr86jBqvPDuA2ALTdAts8+N2NXojkLNI3MuZ8 X-Gm-Gg: ASbGncu0d45pVEHFV+RyOM+r5X9QtemARfPf7cbRGLoMxoGkaeEdrfSDgneuowCx0fP hWWscSpM1+L59KHUA2UMboOv+iy+HGez1uCvXasBma2eRuDMwB+uhvKvkyciRObII08b9E6vSsn 0Gg8OZ4QYkSsHzvXc5FAavXHylNmLpHnNeJNjkYnholHPzS19CDJg3m3VRm0tZ9BVnCH32DTRsr PoHc2qNyRgliRsGzKhX3zAHlM4YNZ8uqSH2CiEfgKWS9utcvvCnYMWND7qMTlJvYP/yt5JTXnwP /GxChWKtW/XaT55NxXHm1Aw8QDLhIjITYkxDkuIlGKD2eJ3Lip0V1AHcwKTdo9251gp+EgAzfjZ v/foVAlfaOqlcPt8tcR8kq+z8n343/+0SweTjsQdZJVq6V7Ytb1mLIwsNWtUch/0= X-Google-Smtp-Source: AGHT+IFgpL37Jk5YPv+2tXXMimJxUDheXlf01zQYRoDP8re2nwt+a5HeoUyhhiCNxdhP5eaWw08DPQ== X-Received: by 2002:a05:6000:604:b0:3e3:dc04:7e1e with SMTP id ffacd0b85a97d-3ee7ccf623fmr7301661f8f.7.1758411978058; Sat, 20 Sep 2025 16:46:18 -0700 (PDT) From: Filip Hejsek Date: Sun, 21 Sep 2025 01:45:40 +0200 Subject: [PATCH RFC v5 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: <20250921-console-resize-v5-10-89e3c6727060@gmail.com> References: <20250921-console-resize-v5-0-89e3c6727060@gmail.com> In-Reply-To: <20250921-console-resize-v5-0-89e3c6727060@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 , Filip Hejsek X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1758411962; l=1846; i=filip.hejsek@gmail.com; s=20250912; h=from:subject:message-id; bh=RpmrNCBfhehDN2KMtvbOsM7e+VeevQ6dar8otPhjqkc=; b=pIhnB+u00U1PrullOsS5NEEVLFKNPZT2VD9JWRKOQb6PO/R6GfNtx2EWB5fcZYucWwVXqp/9Z 6UOod8SH9ZIAn6zVm+OH8f0Uqz07e8/DqTXZi7A4O21HxIA6R5+0TEA 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 client-ip=2a00:1450:4864:20::429; envelope-from=filip.hejsek@gmail.com; helo=mail-wr1-x429.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: 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: 1758412028772116600 Use GetConsoleScreenBufferInfo to obtain terminal size and set ENABLE_WINDOW_INPUT to receive resize notifications. Signed-off-by: Filip Hejsek Reviewed-by: Daniel P. Berrang=C3=A9 --- 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 fb802a00b13ac4089abf3bd4f8c4198d8325764b..0d33138d0dd83b582e959d21c3d= 991de52f8d3e4 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 2.51.0