libpayload: Rename PDCurses-3.4 to PDCurses

Change-Id: If881ec130833c7e7e62caa3d31e350a531f5bc8e
Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-on: http://review.coreboot.org/12398
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>

payloads/libpayload/curses/PDCurses/x11/pdckbd.c

@@ -0,0 +1,102 @@
+/* Public Domain Curses */
+
+#include "pdcx11.h"
+
+RCSID("$Id: pdckbd.c,v 1.62 2008/07/14 04:24:52 wmcbrine Exp $")
+
+/*man-start**************************************************************
+
+  Name:                                                         pdckbd
+
+  Synopsis:
+        unsigned long PDC_get_input_fd(void);
+
+  Description:
+        PDC_get_input_fd() returns the file descriptor that PDCurses
+        reads its input from. It can be used for select().
+
+  Portability                                X/Open    BSD    SYS V
+        PDC_get_input_fd                        -       -       -
+
+**man-end****************************************************************/
+
+/* check if a key or mouse event is waiting */
+
+bool PDC_check_key(void)
+{
+    struct timeval socket_timeout = {0};
+    int s;
+
+    /* Is something ready to be read on the socket ? Must be a key. */
+
+    FD_ZERO(&xc_readfds);
+    FD_SET(xc_key_sock, &xc_readfds);
+
+    if ((s = select(FD_SETSIZE, (FD_SET_CAST)&xc_readfds, NULL,
+        NULL, &socket_timeout)) < 0)
+        XCursesExitCursesProcess(3, "child - exiting from "
+                                    "PDC_check_key select failed");
+
+    PDC_LOG(("%s:PDC_check_key() - returning %s\n", XCLOGMSG,
+             s ? "TRUE" : "FALSE"));
+
+    return !!s;
+}
+
+/* return the next available key or mouse event */
+
+int PDC_get_key(void)
+{
+    unsigned long newkey = 0;
+    int key = 0;
+
+    if (XC_read_socket(xc_key_sock, &newkey, sizeof(unsigned long)) < 0)
+        XCursesExitCursesProcess(2, "exiting from PDC_get_key");
+
+    pdc_key_modifiers = (newkey >> 24) & 0xFF;
+    key = (int)(newkey & 0x00FFFFFF);
+
+    if (key == KEY_MOUSE && SP->key_code)
+    {
+        if (XC_read_socket(xc_key_sock, &pdc_mouse_status,
+            sizeof(MOUSE_STATUS)) < 0)
+            XCursesExitCursesProcess(2, "exiting from PDC_get_key");
+    }
+
+    PDC_LOG(("%s:PDC_get_key() - key %d returned\n", XCLOGMSG, key));
+
+    return key;
+}
+
+unsigned long PDC_get_input_fd(void)
+{
+    PDC_LOG(("PDC_get_input_fd() - called\n"));
+
+    return xc_key_sock;
+}
+
+void PDC_set_keyboard_binary(bool on)
+{
+    PDC_LOG(("PDC_set_keyboard_binary() - called\n"));
+}
+
+/* discard any pending keyboard or mouse input -- this is the core
+   routine for flushinp() */
+
+void PDC_flushinp(void)
+{
+    PDC_LOG(("PDC_flushinp() - called\n"));
+
+    while (PDC_check_key())
+        PDC_get_key();
+}
+
+int PDC_mouse_set(void)
+{
+    return OK;
+}
+
+int PDC_modifiers_set(void)
+{
+    return OK;
+}