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feat(OSC52): added tmux mode to use tmux passthrough

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This commit is contained in:
Grace Yoder 2026-07-06 13:35:03 -06:00
parent ec524f039c
commit 130e668dd5
Signed by: grace
SSH key fingerprint: SHA256:oG9v0ZlohsoMAg083HAwBGOcaPLF3nIuOlAW4MtASMo
1 changed files with 47 additions and 15 deletions
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48
src/Clip/OSC52.zig
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@ -12,6 +12,8 @@ base64buffer: std.ArrayList(u8),
leftover_bytes: [3]u8,
leftover_count: u8,
is_tmux: bool,
const base64encoder =
std.base64.Base64Encoder.init(std.base64.standard_alphabet_chars, '=');
@ -22,6 +24,7 @@ pub fn init(alloc: std.mem.Allocator, io: std.Io, buf_size: usize) !OSC52 {
.base64buffer = try std.ArrayList(u8).initCapacity(alloc, buf_size),
.leftover_bytes = undefined,
.leftover_count = 0,
.is_tmux = false,
};
}
@ -71,7 +74,29 @@ pub fn writePasteboard(self: *OSC52) anyerror!void {
try self.encodeRemaining();
// https://ghostty.org/docs/vt/osc/52
const osc_header = &[_]u8{
// Write data to stdout
const stdout = std.Io.File.stdout();
try stdout.writeStreamingAll(self.io, self.osc_header());
try stdout.writeStreamingAll(self.io, self.base64buffer.items);
try stdout.writeStreamingAll(self.io, self.osc_footer());
}
fn osc_header(self: *OSC52) []const u8 {
if (self.is_tmux) {
return &[_]u8{
0x1b, // ESC
'P', 't', 'm', 'u', 'x', ';', // tmux escape
0x1b, 0x1b, // ESC ESC
0x5d, // ']'
0x35, 0x32, // Code 52
0x3b, // ';'
// 0x70, // 'p' Primary Clipboard
0x63, // 'c' Standard Clipboard
0x3b, // ';'
};
} else {
return &[_]u8{
0x1b, // ESC
0x5d, // ']'
0x35, 0x32, // Code 52
@ -80,16 +105,23 @@ pub fn writePasteboard(self: *OSC52) anyerror!void {
0x63, // 'c' Standard Clipboard
0x3b, // ';'
};
const osc_footer = &[_]u8{
}
}
fn osc_footer(self: *OSC52) []const u8 {
if (self.is_tmux) {
return &[_]u8{
0x1b, 0x1b, // ESC ESC
0x5c, // '\'
0x1b, // ESC
0x5c, // '\'
};
// Write data to stdout
const stdout = std.Io.File.stdout();
try stdout.writeStreamingAll(self.io, osc_header);
try stdout.writeStreamingAll(self.io, self.base64buffer.items);
try stdout.writeStreamingAll(self.io, osc_footer);
} else {
return &[_]u8{
0x1b, // ESC
0x5c, // '\'
};
}
}
test "basic base64 encode" {