/* Copy from another screen. */ void screen_write_copy(struct screen_write_ctx *ctx, struct screen *src, u_int px, u_int py, u_int nx, u_int ny) { struct screen *s = ctx->s; struct grid *gd = src->grid; struct grid_line *gl; const struct grid_cell *gc; const struct grid_utf8 *gu; struct utf8_data utf8data; u_int xx, yy, cx, cy, ax, bx; cx = s->cx; cy = s->cy; for (yy = py; yy < py + ny; yy++) { gl = &gd->linedata[yy]; if (yy < gd->hsize + gd->sy) { /* * Find start and end position and copy between * them. Limit to the real end of the line then use a * clear EOL only if copying to the end, otherwise * could overwrite whatever is there already. */ if (px > gl->cellsize) ax = gl->cellsize; else ax = px; if (px + nx == gd->sx && px + nx > gl->cellsize) bx = gl->cellsize; else bx = px + nx; for (xx = ax; xx < bx; xx++) { if (xx >= gl->cellsize) gc = &grid_default_cell; else gc = &gl->celldata[xx]; if (!(gc->flags & GRID_FLAG_UTF8)) { screen_write_cell(ctx, gc, NULL); continue; } /* Reinject the UTF-8 sequence. */ gu = &gl->utf8data[xx]; utf8data.size = grid_utf8_copy( gu, utf8data.data, sizeof utf8data.data); utf8data.width = gu->width; screen_write_cell(ctx, gc, &utf8data); } if (px + nx == gd->sx && px + nx > gl->cellsize) screen_write_clearendofline(ctx); } else screen_write_clearline(ctx); cy++; screen_write_cursormove(ctx, cx, cy); } }
/* Copy from another screen. */ void screen_write_copy(struct screen_write_ctx *ctx, struct screen *src, u_int px, u_int py, u_int nx, u_int ny) { struct screen *s = ctx->s; struct grid *gd = src->grid; struct grid_line *gl; const struct grid_cell *gc; struct utf8_data ud; u_int xx, yy, cx, cy, ax, bx; cx = s->cx; cy = s->cy; for (yy = py; yy < py + ny; yy++) { gl = &gd->linedata[yy]; if (yy < gd->hsize + gd->sy) { /* * Find start and end position and copy between * them. Limit to the real end of the line then use a * clear EOL only if copying to the end, otherwise * could overwrite whatever is there already. */ if (px > gl->cellsize) ax = gl->cellsize; else ax = px; if (px + nx == gd->sx && px + nx > gl->cellsize) bx = gl->cellsize; else bx = px + nx; for (xx = ax; xx < bx; xx++) { if (xx >= gl->cellsize) gc = &grid_default_cell; else gc = &gl->celldata[xx]; grid_cell_get(gc, &ud); screen_write_cell(ctx, gc); } if (px + nx == gd->sx && px + nx > gl->cellsize) screen_write_clearendofline(ctx); } else screen_write_clearline(ctx); cy++; screen_write_cursormove(ctx, cx, cy); } }
/* Execute control sequence. */ int input_csi_dispatch(struct input_ctx *ictx) { struct screen_write_ctx *sctx = &ictx->ctx; struct window_pane *wp = ictx->wp; struct screen *s = sctx->s; struct input_table_entry *entry; int n, m; if (ictx->flags & INPUT_DISCARD) return (0); if (input_split(ictx) != 0) return (0); log_debug("%s: '%c' \"%s\" \"%s\"", __func__, ictx->ch, ictx->interm_buf, ictx->param_buf); entry = bsearch(ictx, input_csi_table, nitems(input_csi_table), sizeof input_csi_table[0], input_table_compare); if (entry == NULL) { log_debug("%s: unknown '%c'", __func__, ictx->ch); return (0); } switch (entry->type) { case INPUT_CSI_CBT: /* Find the previous tab point, n times. */ n = input_get(ictx, 0, 1, 1); while (s->cx > 0 && n-- > 0) { do s->cx--; while (s->cx > 0 && !bit_test(s->tabs, s->cx)); } break; case INPUT_CSI_CUB: screen_write_cursorleft(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_CUD: screen_write_cursordown(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_CUF: screen_write_cursorright(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_CUP: n = input_get(ictx, 0, 1, 1); m = input_get(ictx, 1, 1, 1); screen_write_cursormove(sctx, m - 1, n - 1); break; case INPUT_CSI_CUU: screen_write_cursorup(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_CNL: screen_write_carriagereturn(sctx); screen_write_cursordown(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_CPL: screen_write_carriagereturn(sctx); screen_write_cursorup(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_DA: switch (input_get(ictx, 0, 0, 0)) { case 0: input_reply(ictx, "\033[?1;2c"); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_DA_TWO: switch (input_get(ictx, 0, 0, 0)) { case 0: input_reply(ictx, "\033[>0;95;0c"); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_ECH: screen_write_clearcharacter(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_DCH: screen_write_deletecharacter(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_DECSTBM: n = input_get(ictx, 0, 1, 1); m = input_get(ictx, 1, 1, screen_size_y(s)); screen_write_scrollregion(sctx, n - 1, m - 1); break; case INPUT_CSI_DL: screen_write_deleteline(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_DSR: switch (input_get(ictx, 0, 0, 0)) { case 5: input_reply(ictx, "\033[0n"); break; case 6: input_reply(ictx, "\033[%u;%uR", s->cy + 1, s->cx + 1); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_ED: switch (input_get(ictx, 0, 0, 0)) { case 0: screen_write_clearendofscreen(sctx); break; case 1: screen_write_clearstartofscreen(sctx); break; case 2: screen_write_clearscreen(sctx); break; case 3: switch (input_get(ictx, 1, 0, 0)) { case 0: /* * Linux console extension to clear history * (for example before locking the screen). */ screen_write_clearhistory(sctx); break; } break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_EL: switch (input_get(ictx, 0, 0, 0)) { case 0: screen_write_clearendofline(sctx); break; case 1: screen_write_clearstartofline(sctx); break; case 2: screen_write_clearline(sctx); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_HPA: n = input_get(ictx, 0, 1, 1); screen_write_cursormove(sctx, n - 1, s->cy); break; case INPUT_CSI_ICH: screen_write_insertcharacter(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_IL: screen_write_insertline(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_RCP: memcpy(&ictx->cell, &ictx->old_cell, sizeof ictx->cell); screen_write_cursormove(sctx, ictx->old_cx, ictx->old_cy); break; case INPUT_CSI_RM: switch (input_get(ictx, 0, 0, -1)) { case 4: /* IRM */ screen_write_mode_clear(&ictx->ctx, MODE_INSERT); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_RM_PRIVATE: switch (input_get(ictx, 0, 0, -1)) { case 1: /* GATM */ screen_write_mode_clear(&ictx->ctx, MODE_KCURSOR); break; case 3: /* DECCOLM */ screen_write_cursormove(&ictx->ctx, 0, 0); screen_write_clearscreen(&ictx->ctx); break; case 7: /* DECAWM */ screen_write_mode_clear(&ictx->ctx, MODE_WRAP); break; case 25: /* TCEM */ screen_write_mode_clear(&ictx->ctx, MODE_CURSOR); break; case 1000: case 1001: case 1002: case 1003: screen_write_mode_clear(&ictx->ctx, ALL_MOUSE_MODES); break; case 1004: wp->focus_notify &= ~PANE_FOCUS_NOTIFY; break; case 1005: screen_write_mode_clear(&ictx->ctx, MODE_MOUSE_UTF8); break; case 1006: screen_write_mode_clear(&ictx->ctx, MODE_MOUSE_SGR); break; case 47: case 1047: window_pane_alternate_off(wp, &ictx->cell, 0); break; case 1049: window_pane_alternate_off(wp, &ictx->cell, 1); break; case 2004: screen_write_mode_clear(&ictx->ctx, MODE_BRACKETPASTE); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_SCP: memcpy(&ictx->old_cell, &ictx->cell, sizeof ictx->old_cell); ictx->old_cx = s->cx; ictx->old_cy = s->cy; break; case INPUT_CSI_SGR: input_csi_dispatch_sgr(ictx); break; case INPUT_CSI_SM: switch (input_get(ictx, 0, 0, -1)) { case 4: /* IRM */ screen_write_mode_set(&ictx->ctx, MODE_INSERT); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_SM_PRIVATE: switch (input_get(ictx, 0, 0, -1)) { case 1: /* GATM */ screen_write_mode_set(&ictx->ctx, MODE_KCURSOR); break; case 3: /* DECCOLM */ screen_write_cursormove(&ictx->ctx, 0, 0); screen_write_clearscreen(&ictx->ctx); break; case 7: /* DECAWM */ screen_write_mode_set(&ictx->ctx, MODE_WRAP); break; case 25: /* TCEM */ screen_write_mode_set(&ictx->ctx, MODE_CURSOR); break; case 1000: screen_write_mode_clear(&ictx->ctx, ALL_MOUSE_MODES); screen_write_mode_set(&ictx->ctx, MODE_MOUSE_STANDARD); break; case 1002: screen_write_mode_clear(&ictx->ctx, ALL_MOUSE_MODES); screen_write_mode_set(&ictx->ctx, MODE_MOUSE_BUTTON); break; case 1003: screen_write_mode_clear(&ictx->ctx, ALL_MOUSE_MODES); screen_write_mode_set(&ictx->ctx, MODE_MOUSE_ANY); break; case 1004: wp->focus_notify |= PANE_FOCUS_NOTIFY; break; case 1005: screen_write_mode_set(&ictx->ctx, MODE_MOUSE_UTF8); break; case 1006: screen_write_mode_set(&ictx->ctx, MODE_MOUSE_SGR); break; case 47: case 1047: window_pane_alternate_on(wp, &ictx->cell, 0); break; case 1049: window_pane_alternate_on(wp, &ictx->cell, 1); break; case 2004: screen_write_mode_set(&ictx->ctx, MODE_BRACKETPASTE); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_TBC: switch (input_get(ictx, 0, 0, 0)) { case 0: if (s->cx < screen_size_x(s)) bit_clear(s->tabs, s->cx); break; case 3: bit_nclear(s->tabs, 0, screen_size_x(s) - 1); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_VPA: n = input_get(ictx, 0, 1, 1); screen_write_cursormove(sctx, s->cx, n - 1); break; case INPUT_CSI_DECSCUSR: n = input_get(ictx, 0, 0, 0); screen_set_cursor_style(s, n); break; } return (0); }
/* Execute control sequence. */ int input_csi_dispatch(struct input_ctx *ictx) { struct screen_write_ctx *sctx = &ictx->ctx; struct window_pane *wp = ictx->wp; struct screen *s = sctx->s; struct input_table_entry *entry; int n, m; if (ictx->flags & INPUT_DISCARD) return (0); if (input_split(ictx) != 0) return (0); log_debug("%s: '%c' \"%s\" \"%s\"", __func__, ictx->ch, ictx->interm_buf, ictx->param_buf); entry = bsearch(ictx, input_csi_table, nitems(input_csi_table), sizeof input_csi_table[0], input_table_compare); if (entry == NULL) { log_debug("%s: unknown '%c'", __func__, ictx->ch); return (0); } switch (entry->type) { case INPUT_CSI_CBT: /* Find the previous tab point, n times. */ n = input_get(ictx, 0, 1, 1); while (s->cx > 0 && n-- > 0) { do s->cx--; while (s->cx > 0 && !bit_test(s->tabs, s->cx)); } break; case INPUT_CSI_CUB: screen_write_cursorleft(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_CUD: screen_write_cursordown(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_CUF: screen_write_cursorright(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_CUP: n = input_get(ictx, 0, 1, 1); m = input_get(ictx, 1, 1, 1); screen_write_cursormove(sctx, m - 1, n - 1); break; case INPUT_CSI_CUU: screen_write_cursorup(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_DA: switch (input_get(ictx, 0, 0, 0)) { case 0: input_reply(ictx, "\033[?1;2c"); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_DCH: screen_write_deletecharacter(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_DECSTBM: n = input_get(ictx, 0, 1, 1); m = input_get(ictx, 1, 1, screen_size_y(s)); screen_write_scrollregion(sctx, n - 1, m - 1); break; case INPUT_CSI_DL: screen_write_deleteline(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_DSR: switch (input_get(ictx, 0, 0, 0)) { case 5: input_reply(ictx, "\033[0n"); break; case 6: input_reply(ictx, "\033[%u;%uR", s->cy + 1, s->cx + 1); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_ED: switch (input_get(ictx, 0, 0, 0)) { case 0: screen_write_clearendofscreen(sctx); break; case 1: screen_write_clearstartofscreen(sctx); break; case 2: screen_write_clearscreen(sctx); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_EL: switch (input_get(ictx, 0, 0, 0)) { case 0: screen_write_clearendofline(sctx); break; case 1: screen_write_clearstartofline(sctx); break; case 2: screen_write_clearline(sctx); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_HPA: n = input_get(ictx, 0, 1, 1); screen_write_cursormove(sctx, n - 1, s->cy); break; case INPUT_CSI_ICH: screen_write_insertcharacter(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_IL: screen_write_insertline(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_RM: switch (input_get(ictx, 0, 0, -1)) { case 4: /* IRM */ screen_write_insertmode(&ictx->ctx, 0); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_RM_PRIVATE: switch (input_get(ictx, 0, 0, -1)) { case 1: /* GATM */ screen_write_kcursormode(&ictx->ctx, 0); break; case 3: /* DECCOLM */ screen_write_cursormove(&ictx->ctx, 0, 0); screen_write_clearscreen(&ictx->ctx); break; case 25: /* TCEM */ screen_write_cursormode(&ictx->ctx, 0); break; case 1000: screen_write_mousemode(&ictx->ctx, 0); break; case 1049: window_pane_alternate_off(wp, &ictx->cell); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_SGR: input_csi_dispatch_sgr(ictx); break; case INPUT_CSI_SM: switch (input_get(ictx, 0, 0, -1)) { case 4: /* IRM */ screen_write_insertmode(&ictx->ctx, 1); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_SM_PRIVATE: switch (input_get(ictx, 0, 0, -1)) { case 1: /* GATM */ screen_write_kcursormode(&ictx->ctx, 1); break; case 3: /* DECCOLM */ screen_write_cursormove(&ictx->ctx, 0, 0); screen_write_clearscreen(&ictx->ctx); break; case 25: /* TCEM */ screen_write_cursormode(&ictx->ctx, 1); break; case 1000: screen_write_mousemode(&ictx->ctx, 1); break; case 1049: window_pane_alternate_on(wp, &ictx->cell); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_TBC: switch (input_get(ictx, 0, 0, 0)) { case 0: if (s->cx < screen_size_x(s)) bit_clear(s->tabs, s->cx); break; case 3: bit_nclear(s->tabs, 0, screen_size_x(s) - 1); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_VPA: n = input_get(ictx, 0, 1, 1); screen_write_cursormove(sctx, s->cx, n - 1); break; } return (0); }
/* Execute control sequence. */ int input_csi_dispatch(struct input_ctx *ictx) { struct screen_write_ctx *sctx = &ictx->ctx; struct screen *s = sctx->s; struct input_table_entry *entry; int n, m; if (ictx->flags & INPUT_DISCARD) return (0); if (input_split(ictx) != 0) return (0); log_debug("%s: '%c' \"%s\" \"%s\"", __func__, ictx->ch, ictx->interm_buf, ictx->param_buf); entry = bsearch(ictx, input_csi_table, nitems(input_csi_table), sizeof input_csi_table[0], input_table_compare); if (entry == NULL) { log_debug("%s: unknown '%c'", __func__, ictx->ch); return (0); } switch (entry->type) { case INPUT_CSI_CBT: /* Find the previous tab point, n times. */ n = input_get(ictx, 0, 1, 1); while (s->cx > 0 && n-- > 0) { do s->cx--; while (s->cx > 0 && !bit_test(s->tabs, s->cx)); } break; case INPUT_CSI_CUB: screen_write_cursorleft(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_CUD: screen_write_cursordown(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_CUF: screen_write_cursorright(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_CUP: n = input_get(ictx, 0, 1, 1); m = input_get(ictx, 1, 1, 1); screen_write_cursormove(sctx, m - 1, n - 1); break; case INPUT_CSI_CUU: screen_write_cursorup(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_CNL: screen_write_carriagereturn(sctx); screen_write_cursordown(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_CPL: screen_write_carriagereturn(sctx); screen_write_cursorup(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_DA: switch (input_get(ictx, 0, 0, 0)) { case 0: input_reply(ictx, "\033[?1;2c"); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_DA_TWO: switch (input_get(ictx, 0, 0, 0)) { case 0: input_reply(ictx, "\033[>0;95;0c"); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_ECH: screen_write_clearcharacter(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_DCH: screen_write_deletecharacter(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_DECSTBM: n = input_get(ictx, 0, 1, 1); m = input_get(ictx, 1, 1, screen_size_y(s)); screen_write_scrollregion(sctx, n - 1, m - 1); break; case INPUT_CSI_DL: screen_write_deleteline(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_DSR: switch (input_get(ictx, 0, 0, 0)) { case 5: input_reply(ictx, "\033[0n"); break; case 6: input_reply(ictx, "\033[%u;%uR", s->cy + 1, s->cx + 1); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_ED: switch (input_get(ictx, 0, 0, 0)) { case 0: screen_write_clearendofscreen(sctx); break; case 1: screen_write_clearstartofscreen(sctx); break; case 2: screen_write_clearscreen(sctx); break; case 3: switch (input_get(ictx, 1, 0, 0)) { case 0: /* * Linux console extension to clear history * (for example before locking the screen). */ screen_write_clearhistory(sctx); break; } break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_EL: switch (input_get(ictx, 0, 0, 0)) { case 0: screen_write_clearendofline(sctx); break; case 1: screen_write_clearstartofline(sctx); break; case 2: screen_write_clearline(sctx); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_HPA: n = input_get(ictx, 0, 1, 1); screen_write_cursormove(sctx, n - 1, s->cy); break; case INPUT_CSI_ICH: screen_write_insertcharacter(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_IL: screen_write_insertline(sctx, input_get(ictx, 0, 1, 1)); break; case INPUT_CSI_RCP: memcpy(&ictx->cell, &ictx->old_cell, sizeof ictx->cell); screen_write_cursormove(sctx, ictx->old_cx, ictx->old_cy); break; case INPUT_CSI_RM: input_csi_dispatch_rm(ictx); break; case INPUT_CSI_RM_PRIVATE: input_csi_dispatch_rm_private(ictx); break; case INPUT_CSI_SCP: memcpy(&ictx->old_cell, &ictx->cell, sizeof ictx->old_cell); ictx->old_cx = s->cx; ictx->old_cy = s->cy; break; case INPUT_CSI_SGR: input_csi_dispatch_sgr(ictx); break; case INPUT_CSI_SM: input_csi_dispatch_sm(ictx); break; case INPUT_CSI_SM_PRIVATE: input_csi_dispatch_sm_private(ictx); break; case INPUT_CSI_TBC: switch (input_get(ictx, 0, 0, 0)) { case 0: if (s->cx < screen_size_x(s)) bit_clear(s->tabs, s->cx); break; case 3: bit_nclear(s->tabs, 0, screen_size_x(s) - 1); break; default: log_debug("%s: unknown '%c'", __func__, ictx->ch); break; } break; case INPUT_CSI_VPA: n = input_get(ictx, 0, 1, 1); screen_write_cursormove(sctx, s->cx, n - 1); break; case INPUT_CSI_DECSCUSR: n = input_get(ictx, 0, 0, 0); screen_set_cursor_style(s, n); break; } return (0); }