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If an application gives the first parameter to OSC 52, validate and pass

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on to outside terminal. GitHub issue 3192.
This commit is contained in:
nicm
2022-06-09 09:12:55 +00:00
parent c07d582e24
commit ccc9dc3bb4
7 changed files with 26 additions and 12 deletions
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11
input.c
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@ -2693,6 +2693,9 @@ input_osc_52(struct input_ctx *ictx, const char *p)
int outlen, state;
struct screen_write_ctx ctx;
struct paste_buffer *pb;
const char* allow = "cpqs01234567";
char flags[sizeof allow] = "";
u_int i, j = 0;
if (wp == NULL)
return;
@ -2707,6 +2710,12 @@ input_osc_52(struct input_ctx *ictx, const char *p)
return;
log_debug("%s: %s", __func__, end);
for (i = 0; p + i != end; i++) {
if (strchr(allow, p[i]) != NULL && strchr(flags, p[i]) == NULL)
flags[j++] = p[i];
}
log_debug("%s: %.*s %s", __func__, (int)(end - p - 1), p, flags);
if (strcmp(end, "?") == 0) {
if ((pb = paste_get_top(NULL)) != NULL)
buf = paste_buffer_data(pb, &len);
@ -2728,7 +2737,7 @@ input_osc_52(struct input_ctx *ictx, const char *p)
}
screen_write_start_pane(&ctx, wp, NULL);
screen_write_setselection(&ctx, out, outlen);
screen_write_setselection(&ctx, flags, out, outlen);
screen_write_stop(&ctx);
notify_pane("pane-set-clipboard", wp);