Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / ipxe / src / hci / mucurses / print.c

diff --git a/qemu/roms/ipxe/src/hci/mucurses/print.c b/qemu/roms/ipxe/src/hci/mucurses/print.c
new file mode 100644 (file)
index 0000000..9c68258
--- /dev/null
+++ b/qemu/roms/ipxe/src/hci/mucurses/print.c
@@ -0,0 +1,86 @@
+#include <curses.h>
+#include <stdio.h>
+#include <stddef.h>
+#include <ipxe/vsprintf.h>
+#include "mucurses.h"
+
+/** @file
+ *
+ * MuCurses printing functions
+ *
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+/**
+ * Add a single-byte character and rendition to a window and advance
+ * the cursor
+ *
+ * @v *win     window to be rendered in
+ * @v ch       character to be added at cursor
+ * @ret rc     return status code
+ */
+int waddch ( WINDOW *win, const chtype ch ) {
+       _wputch( win, ch, WRAP );
+       return OK;
+}
+
+/**
+ * Add string of single-byte characters to a window
+ *
+ * @v *win     window to be rendered in
+ * @v *str     standard c-style string
+ * @v n                max number of chars from string to render
+ * @ret rc     return status code
+ */
+int waddnstr ( WINDOW *win, const char *str, int n ) {
+       _wputstr( win, str, WRAP, n );
+       return OK;
+}
+
+struct printw_context {
+       struct printf_context ctx;
+       WINDOW *win;
+};
+
+static void _printw_handler ( struct printf_context *ctx, unsigned int c ) {
+       struct printw_context *wctx =
+               container_of ( ctx, struct printw_context, ctx );
+
+       _wputch( wctx->win, c | wctx->win->attrs, WRAP );
+}
+
+/**
+ * Print formatted output in a window
+ *
+ * @v *win     subject window
+ * @v *fmt     formatted string
+ * @v varglist argument list
+ * @ret rc     return status code
+ */
+int vw_printw ( WINDOW *win, const char *fmt, va_list varglist ) {
+       struct printw_context wctx;
+
+       wctx.win = win;
+       wctx.ctx.handler = _printw_handler;
+       vcprintf ( &(wctx.ctx), fmt, varglist );
+       return OK;
+}
+
+/**
+ * Print formatted output to a window
+ *
+ * @v *win     subject window
+ * @v *fmt     formatted string
+ * @v ...      string arguments
+ * @ret rc     return status code
+ */
+int wprintw ( WINDOW *win, const char *fmt, ... ) {
+       va_list args;
+       int i;
+
+       va_start ( args, fmt );
+       i = vw_printw ( win, fmt, args );
+       va_end ( args );
+       return i;
+}