1 files changed, 150 insertions, 0 deletions
diff --git a/payloads/libpayload/curses/PDCurses-3.4/x11/pdcscrn.c b/payloads/libpayload/curses/PDCurses-3.4/x11/pdcscrn.c
new file mode 100644
index 0000000000..07b1a042ce
--- /dev/null
+++ b/payloads/libpayload/curses/PDCurses-3.4/x11/pdcscrn.c
@@ -0,0 +1,150 @@
+/* Public Domain Curses */
+
+#include "pdcx11.h"
+
+RCSID("$Id: pdcscrn.c,v 1.55 2008/07/14 04:24:52 wmcbrine Exp $")
+
+/* COLOR_PAIR to attribute encoding table. */
+
+short *xc_atrtab = (short *)NULL;
+
+/* close the physical screen */
+
+void PDC_scr_close(void)
+{
+    PDC_LOG(("PDC_scr_close() - called\n"));
+}
+
+void PDC_scr_free(void)
+{
+    XCursesExit();
+
+    xc_atrtab = (short *)NULL;
+}
+
+/* open the physical screen -- allocate SP, miscellaneous intialization */
+
+int PDC_scr_open(int argc, char **argv)
+{
+    extern bool sb_started;
+
+    PDC_LOG(("PDC_scr_open() - called\n"));
+
+    if ((XCursesInitscr(argc, argv) == ERR) || !SP)
+        return ERR;
+
+    SP->cursrow = SP->curscol = 0;
+    SP->orig_attr = FALSE;
+    SP->sb_on = sb_started;
+    SP->sb_total_y = 0;
+    SP->sb_viewport_y = 0;
+    SP->sb_cur_y = 0;
+    SP->sb_total_x = 0;
+    SP->sb_viewport_x = 0;
+    SP->sb_cur_x = 0;
+
+    return OK;
+}
+
+/* the core of resize_term() */
+
+int PDC_resize_screen(int nlines, int ncols)
+{
+    PDC_LOG(("PDC_resize_screen() - called. Lines: %d Cols: %d\n",
+             nlines, ncols));
+
+    if (nlines || ncols || !SP->resized)
+        return ERR;
+
+    shmdt((char *)Xcurscr);
+    XCursesInstructAndWait(CURSES_RESIZE);
+
+    if ((shmid_Xcurscr = shmget(shmkey_Xcurscr,
+        SP->XcurscrSize + XCURSESSHMMIN, 0700)) < 0)
+    {
+        perror("Cannot allocate shared memory for curscr");
+        kill(xc_otherpid, SIGKILL);
+        return ERR;
+    }
+
+    XCursesLINES = SP->lines;
+    XCursesCOLS = SP->cols;
+
+    PDC_LOG(("%s:shmid_Xcurscr %d shmkey_Xcurscr %d SP->lines %d "
+             "SP->cols %d\n", XCLOGMSG, shmid_Xcurscr, 
+             shmkey_Xcurscr, SP->lines, SP->cols));
+
+    Xcurscr = (unsigned char*)shmat(shmid_Xcurscr, 0, 0);
+    xc_atrtab = (short *)(Xcurscr + XCURSCR_ATRTAB_OFF);
+
+    SP->resized = FALSE;
+
+    return OK;
+}
+
+void PDC_reset_prog_mode(void)
+{
+    PDC_LOG(("PDC_reset_prog_mode() - called.\n"));
+}
+
+void PDC_reset_shell_mode(void)
+{
+    PDC_LOG(("PDC_reset_shell_mode() - called.\n"));
+}
+
+void PDC_restore_screen_mode(int i)
+{
+}
+
+void PDC_save_screen_mode(int i)
+{
+}
+
+void PDC_init_pair(short pair, short fg, short bg)
+{
+    xc_atrtab[pair * 2] = fg;
+    xc_atrtab[pair * 2 + 1] = bg;
+}
+
+int PDC_pair_content(short pair, short *fg, short *bg)
+{
+    *fg = xc_atrtab[pair * 2];
+    *bg = xc_atrtab[pair * 2 + 1];
+
+    return OK;
+}
+
+bool PDC_can_change_color(void)
+{
+    return TRUE;
+}
+
+int PDC_color_content(short color, short *red, short *green, short *blue)
+{
+    XColor *tmp = (XColor *)(Xcurscr + XCURSCR_XCOLOR_OFF);
+
+    tmp->pixel = color;
+
+    XCursesInstructAndWait(CURSES_GET_COLOR);
+
+    *red = ((double)(tmp->red) * 1000 / 65535) + 0.5;
+    *green = ((double)(tmp->green) * 1000 / 65535) + 0.5;
+    *blue = ((double)(tmp->blue) * 1000 / 65535) + 0.5;
+
+    return OK;
+}
+
+int PDC_init_color(short color, short red, short green, short blue)
+{
+    XColor *tmp = (XColor *)(Xcurscr + XCURSCR_XCOLOR_OFF);
+
+    tmp->pixel = color;
+
+    tmp->red = ((double)red * 65535 / 1000) + 0.5;
+    tmp->green = ((double)green * 65535 / 1000) + 0.5;
+    tmp->blue = ((double)blue * 65535 / 1000) + 0.5;
+
+    XCursesInstructAndWait(CURSES_SET_COLOR);
+
+    return OK;
+}