feat: finish ghostty pane backend integration

1 files changed, 150 insertions, 0 deletions

diff --git a/vendor/libghostty-vt/include/ghostty/vt/device.h b/vendor/libghostty-vt/include/ghostty/vt/device.h
new file mode 100644
index 00000000..fdf6bca7
--- /dev/null
+++ b/vendor/libghostty-vt/include/ghostty/vt/device.h
@@ -0,0 +1,150 @@
+/**
+ * @file device.h
+ *
+ * Device types used by the terminal for device status and device attribute
+ * queries.
+ */
+
+#ifndef GHOSTTY_VT_DEVICE_H
+#define GHOSTTY_VT_DEVICE_H
+
+#include <stddef.h>
+#include <stdint.h>
+
+/* DA1 conformance levels (Pp parameter). */
+#define GHOSTTY_DA_CONFORMANCE_VT100  1
+#define GHOSTTY_DA_CONFORMANCE_VT101  1
+#define GHOSTTY_DA_CONFORMANCE_VT102  6
+#define GHOSTTY_DA_CONFORMANCE_VT125  12
+#define GHOSTTY_DA_CONFORMANCE_VT131  7
+#define GHOSTTY_DA_CONFORMANCE_VT132  4
+#define GHOSTTY_DA_CONFORMANCE_VT220  62
+#define GHOSTTY_DA_CONFORMANCE_VT240  62
+#define GHOSTTY_DA_CONFORMANCE_VT320  63
+#define GHOSTTY_DA_CONFORMANCE_VT340  63
+#define GHOSTTY_DA_CONFORMANCE_VT420  64
+#define GHOSTTY_DA_CONFORMANCE_VT510  65
+#define GHOSTTY_DA_CONFORMANCE_VT520  65
+#define GHOSTTY_DA_CONFORMANCE_VT525  65
+#define GHOSTTY_DA_CONFORMANCE_LEVEL_2  62
+#define GHOSTTY_DA_CONFORMANCE_LEVEL_3  63
+#define GHOSTTY_DA_CONFORMANCE_LEVEL_4  64
+#define GHOSTTY_DA_CONFORMANCE_LEVEL_5  65
+
+/* DA1 feature codes (Ps parameters). */
+#define GHOSTTY_DA_FEATURE_COLUMNS_132         1
+#define GHOSTTY_DA_FEATURE_PRINTER             2
+#define GHOSTTY_DA_FEATURE_REGIS               3
+#define GHOSTTY_DA_FEATURE_SIXEL               4
+#define GHOSTTY_DA_FEATURE_SELECTIVE_ERASE     6
+#define GHOSTTY_DA_FEATURE_USER_DEFINED_KEYS   8
+#define GHOSTTY_DA_FEATURE_NATIONAL_REPLACEMENT 9
+#define GHOSTTY_DA_FEATURE_TECHNICAL_CHARACTERS 15
+#define GHOSTTY_DA_FEATURE_LOCATOR             16
+#define GHOSTTY_DA_FEATURE_TERMINAL_STATE      17
+#define GHOSTTY_DA_FEATURE_WINDOWING           18
+#define GHOSTTY_DA_FEATURE_HORIZONTAL_SCROLLING 21
+#define GHOSTTY_DA_FEATURE_ANSI_COLOR          22
+#define GHOSTTY_DA_FEATURE_RECTANGULAR_EDITING 28
+#define GHOSTTY_DA_FEATURE_ANSI_TEXT_LOCATOR   29
+#define GHOSTTY_DA_FEATURE_CLIPBOARD           52
+
+/* DA2 device type identifiers (Pp parameter). */
+#define GHOSTTY_DA_DEVICE_TYPE_VT100  0
+#define GHOSTTY_DA_DEVICE_TYPE_VT220  1
+#define GHOSTTY_DA_DEVICE_TYPE_VT240  2
+#define GHOSTTY_DA_DEVICE_TYPE_VT330  18
+#define GHOSTTY_DA_DEVICE_TYPE_VT340  19
+#define GHOSTTY_DA_DEVICE_TYPE_VT320  24
+#define GHOSTTY_DA_DEVICE_TYPE_VT382  32
+#define GHOSTTY_DA_DEVICE_TYPE_VT420  41
+#define GHOSTTY_DA_DEVICE_TYPE_VT510  61
+#define GHOSTTY_DA_DEVICE_TYPE_VT520  64
+#define GHOSTTY_DA_DEVICE_TYPE_VT525  65
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * Color scheme reported in response to a CSI ? 996 n query.
+ *
+ * @ingroup terminal
+ */
+typedef enum {
+    GHOSTTY_COLOR_SCHEME_LIGHT = 0,
+    GHOSTTY_COLOR_SCHEME_DARK = 1,
+} GhosttyColorScheme;
+
+/**
+ * Primary device attributes (DA1) response data.
+ *
+ * Returned as part of GhosttyDeviceAttributes in response to a CSI c query.
+ * The conformance_level is the Pp parameter and features contains the Ps
+ * feature codes.
+ *
+ * @ingroup terminal
+ */
+typedef struct {
+    /** Conformance level (Pp parameter). E.g. 62 for VT220. */
+    uint16_t conformance_level;
+
+    /** DA1 feature codes. Only the first num_features entries are valid. */
+    uint16_t features[64];
+
+    /** Number of valid entries in the features array. */
+    size_t num_features;
+} GhosttyDeviceAttributesPrimary;
+
+/**
+ * Secondary device attributes (DA2) response data.
+ *
+ * Returned as part of GhosttyDeviceAttributes in response to a CSI > c query.
+ * Response format: CSI > Pp ; Pv ; Pc c
+ *
+ * @ingroup terminal
+ */
+typedef struct {
+    /** Terminal type identifier (Pp). E.g. 1 for VT220. */
+    uint16_t device_type;
+
+    /** Firmware/patch version number (Pv). */
+    uint16_t firmware_version;
+
+    /** ROM cartridge registration number (Pc). Always 0 for emulators. */
+    uint16_t rom_cartridge;
+} GhosttyDeviceAttributesSecondary;
+
+/**
+ * Tertiary device attributes (DA3) response data.
+ *
+ * Returned as part of GhosttyDeviceAttributes in response to a CSI = c query.
+ * Response format: DCS ! | D...D ST (DECRPTUI).
+ *
+ * @ingroup terminal
+ */
+typedef struct {
+    /** Unit ID encoded as 8 uppercase hex digits in the response. */
+    uint32_t unit_id;
+} GhosttyDeviceAttributesTertiary;
+
+/**
+ * Device attributes response data for all three DA levels.
+ *
+ * Filled by the device_attributes callback in response to CSI c,
+ * CSI > c, or CSI = c queries. The terminal uses whichever sub-struct
+ * matches the request type.
+ *
+ * @ingroup terminal
+ */
+typedef struct {
+    GhosttyDeviceAttributesPrimary primary;
+    GhosttyDeviceAttributesSecondary secondary;
+    GhosttyDeviceAttributesTertiary tertiary;
+} GhosttyDeviceAttributes;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* GHOSTTY_VT_DEVICE_H */