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config: add title_report (default false) to configure CSI 21 t

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This commit is contained in:
Mitchell Hashimoto
2024-12-29 08:56:21 -08:00
parent 02538bed3c
commit 5be77ded3a
2 changed files with 17 additions and 1 deletions
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9
src/Surface.zig
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@ -253,6 +253,7 @@ const DerivedConfig = struct {
window_padding_right: u32, window_padding_right: u32,
window_padding_balance: bool, window_padding_balance: bool,
title: ?[:0]const u8, title: ?[:0]const u8,
title_report: bool,
links: []Link, links: []Link,
const Link = struct { const Link = struct {
@ -313,6 +314,7 @@ const DerivedConfig = struct {
.window_padding_right = config.@"window-padding-x".bottom_right, .window_padding_right = config.@"window-padding-x".bottom_right,
.window_padding_balance = config.@"window-padding-balance", .window_padding_balance = config.@"window-padding-balance",
.title = config.title, .title = config.title,
.title_report = config.@"title-report",
.links = links, .links = links,
// Assignments happen sequentially so we have to do this last // Assignments happen sequentially so we have to do this last
@ -824,7 +826,12 @@ pub fn handleMessage(self: *Surface, msg: Message) !void {
); );
}, },
.report_title => |style| { .report_title => |style| report_title: {
if (!self.config.title_report) {
log.info("report_title requested, but disabled via config", .{});
break :report_title;
}
const title: ?[:0]const u8 = self.rt_surface.getTitle(); const title: ?[:0]const u8 = self.rt_surface.getTitle();
const data = switch (style) { const data = switch (style) {
.csi_21_t => try std.fmt.allocPrint( .csi_21_t => try std.fmt.allocPrint(

9
src/config/Config.zig
View File

@ -1254,6 +1254,15 @@ keybind: Keybinds = .{},
/// program, not the terminal emulator). /// program, not the terminal emulator).
@"clipboard-paste-bracketed-safe": bool = true, @"clipboard-paste-bracketed-safe": bool = true,
/// Enables or disabled title reporting (CSI 21 t). This escape sequence
/// allows the running program to query the terminal title. This is a common
/// security issue and is disabled by default.
///
/// Warning: This can expose sensitive information at best and enable
/// arbitrary code execution at worst (with a maliciously crafted title
/// and a minor amount of user interaction).
@"title-report": bool = false,
/// The total amount of bytes that can be used for image data (i.e. the Kitty /// The total amount of bytes that can be used for image data (i.e. the Kitty
/// image protocol) per terminal screen. The maximum value is 4,294,967,295 /// image protocol) per terminal screen. The maximum value is 4,294,967,295
/// (4GiB). The default is 320MB. If this is set to zero, then all image /// (4GiB). The default is 320MB. If this is set to zero, then all image