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Revert "End a SIXEL string at an Escape that is not followed by a backslash." This reverts commit 7b45ee638.

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This commit is contained in:
Michael Grant
2026-10-14 16:03:04 +02:00
parent 76d50125ac
commit b018c5a3b7
2 changed files with 2 additions and 35 deletions
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28
input.c
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@@ -209,7 +209,6 @@ static void input_csi_dispatch_sgr_256(struct input_ctx *, int, u_int *);
static void input_csi_dispatch_sgr_rgb(struct input_ctx *, int, u_int *);
static void input_csi_dispatch_sgr(struct input_ctx *);
static int input_dcs_dispatch(struct input_ctx *);
static int input_dcs_escape(struct input_ctx *);
static int input_top_bit_set(struct input_ctx *);
static int input_end_bel(struct input_ctx *);
@@ -700,9 +699,9 @@ static const struct input_transition input_state_dcs_handler_table[] = {
static const struct input_transition input_state_dcs_escape_table[] = {
/* No INPUT_STATE_ANYWHERE */
{ 0x00, 0x5b, input_dcs_escape, &input_state_dcs_handler },
{ 0x00, 0x5b, input_input, &input_state_dcs_handler },
{ 0x5c, 0x5c, input_dcs_dispatch, &input_state_ground },
{ 0x5d, 0xff, input_dcs_escape, &input_state_dcs_handler },
{ 0x5d, 0xff, input_input, &input_state_dcs_handler },
{ -1, -1, NULL, NULL }
};
@@ -2627,29 +2626,6 @@ not_recognized:
return (0);
}
/* Escape in a DCS string followed by anything other than a backslash. */
static int
input_dcs_escape(struct input_ctx *ictx)
{
static const struct input_transition to_ground = {
0, 0, NULL, &input_state_ground
};
u_char buf[2] = { '\033', ictx->ch };
/*
* Other strings carry the byte as data, but a SIXEL image ends at the
* Escape, which then starts a new sequence as usual.
*/
if (ictx->input_len == 0 ||
ictx->input_buf[0] != 'q' ||
ictx->interm_len != 0)
return (input_input(ictx));
input_dcs_dispatch(ictx);
input_set_state(ictx, &to_ground);
input_parse(ictx, buf, sizeof buf);
return (1);
}
/* DCS terminator (ST) received. */
static int
input_dcs_dispatch(struct input_ctx *ictx)