host: ncurses terminal simple text conin and conout support

Signed-off-by: leo <[email protected]>

Author: leo

host/Makefile

@@ -12,9 +12,11 @@ OBJS := main.o \
 	image.o \
 	pe.o \
 	host_time.o \
-	terminal_conin.o
+	terminal_curses_conin.o \
+	terminal_curses_conout.o \
+	terminal_curses.o
 
-LDFLAGS := -lX11 -lpthread
+LDFLAGS := -lX11 -lpthread -lncurses
 
 efiwrapper_host-$(TARGET_BUILD_VARIANT): $(OBJS) $(EW_LIB)
 	$(CC) $(CFLAGS) $(GNU_EFI_INCS) $(LDFLAGS) $^ -o $@

host/curses_utils.h

@@ -0,0 +1,94 @@
+#ifndef _CURSES_UTILS_H
+#define _CURSES_UTILS_H
+
+#include <efi.h>
+#include <ncurses.h>
+
+static inline UINT16 curses_key_to_efi_scancode(int key)
+{
+	switch (key) {
+	case KEY_UP:
+		return SCAN_UP;
+	case KEY_DOWN:
+		return SCAN_DOWN;
+	case KEY_RIGHT:
+		return SCAN_RIGHT;
+	case KEY_LEFT:
+		return SCAN_LEFT;
+	case KEY_HOME:
+		return SCAN_HOME;
+	case KEY_END:
+		return SCAN_END;
+	case KEY_IL:
+		return SCAN_INSERT;
+	case KEY_DL:
+		return SCAN_DELETE;
+	case KEY_PPAGE:
+		return SCAN_PAGE_UP;
+	case KEY_NPAGE:
+		return SCAN_PAGE_DOWN;
+	case KEY_F(1):
+		return SCAN_F1;
+	case KEY_F(2):
+		return SCAN_F2;
+	case KEY_F(3):
+		return SCAN_F3;
+	case KEY_F(4):
+		return SCAN_F4;
+	case KEY_F(5):
+		return SCAN_F5;
+	case KEY_F(6):
+		return SCAN_F6;
+	case KEY_F(7):
+		return SCAN_F7;
+	case KEY_F(8):
+		return SCAN_F8;
+	case KEY_F(9):
+		return SCAN_F9;
+	case KEY_F(10):
+		return SCAN_F10;
+	case KEY_F(11):
+		return SCAN_F11;
+	case KEY_F(12):
+		return SCAN_F12;
+	case 27:
+		return SCAN_ESC;
+	default:
+		return SCAN_NULL;
+	}
+}
+
+static inline short efi_color_to_ncurses_color(UINTN color)
+{
+    switch (color) {
+    case EFI_BLACK:
+	return COLOR_BLACK;
+    case EFI_BLUE:
+	return COLOR_BLUE;
+    case EFI_GREEN:
+	return COLOR_GREEN;
+    case EFI_CYAN:
+	return COLOR_CYAN;
+    case EFI_RED:
+	return COLOR_RED;
+    case EFI_MAGENTA:
+	return COLOR_MAGENTA;
+    case EFI_BROWN:
+    case EFI_LIGHTGRAY:
+    case EFI_BRIGHT: /*also EFI_DARKGRAY*/
+    case EFI_LIGHTBLUE:
+    case EFI_LIGHTGREEN:
+    case EFI_LIGHTCYAN:
+    case EFI_LIGHTRED:
+    case EFI_LIGHTMAGENTA:
+	return COLOR_YELLOW;
+    case EFI_YELLOW:
+	return COLOR_YELLOW;
+    case EFI_WHITE:
+	return COLOR_WHITE;
+    default:
+	return -1;
+    }
+};
+
+#endif	/* _CURSES_UTILS_H */

host/main.c

@@ -56,7 +56,7 @@
 #include "gop.h"
 #include "image.h"
 #include "host_time.h"
-#include "terminal_conin.h"
+#include "terminal_curses.h"
 
 static ewdrv_t *host_drivers[] = {
 	&disk_drv,
@@ -66,7 +66,7 @@ static ewdrv_t *host_drivers[] = {
 	&gop_drv,
 	&image_drv,
 	&time_drv,
-	&terminal_conin_drv,
+	&terminal_curses_drv,
 	NULL
 };
 ewdrv_t **ew_drivers = host_drivers;

host/terminal_conin.c

@@ -0,0 +1,71 @@
+/*
+ * Author: Léo Sartre <[email protected]>
+ */
+
+#include <ewlog.h>
+#include <interface.h>
+
+#include <ncurses.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "terminal_curses.h"
+#include "terminal_curses_conin.h"
+#include "terminal_curses_conout.h"
+
+static SCREEN *screen;
+
+EFI_STATUS terminal_curses_init(EFI_SYSTEM_TABLE *st)
+{
+	int ret;
+
+	screen = newterm(NULL, stdout, stdin);
+	if (!screen) {
+		ewerr("Failed to initialize ncurses");
+		return EFI_LOAD_ERROR;
+	}
+
+	ret = nodelay(stdscr, TRUE);
+	if (ret == ERR) {
+		endwin();
+		ewerr("Failed to set terminal in non blocking mode");
+		return EFI_LOAD_ERROR;
+	}
+
+	ret = set_escdelay(0);
+	if (ret == ERR)
+		ewdbg("Warning ESC key will not be usable as signgle key");
+
+	ret = keypad(stdscr, TRUE);
+	if (ret == ERR)
+		ewdbg("Warning keypad keys will not be available");
+
+	ret = noecho();
+	if (ret == ERR)
+		ewdbg("Warning failed to set noecho mode");
+
+	ret = start_color();
+	if (ret == ERR)
+		ewdbg("Warning colors will not be available");
+
+	return terminal_conin_init(st) & terminal_conout_init(st);
+}
+
+EFI_STATUS terminal_curses_exit(EFI_SYSTEM_TABLE *st)
+{
+	if (!st)
+		return EFI_INVALID_PARAMETER;
+
+	endwin();
+	delscreen(screen);
+
+	return terminal_conin_exit(st) & terminal_conout_exit(st);
+}
+
+ewdrv_t terminal_curses_drv = {
+	.name = "terminal_curses",
+	.description = "Terminal input output support based on ncurses",
+	.init = terminal_curses_init,
+	.exit = terminal_curses_exit
+};

host/terminal_conin.h

@@ -0,0 +1,13 @@
+/*
+ * Author: Léo Sartre <[email protected]>
+ */
+
+#ifndef _TERMINAL_CURSES_CONOUT_H_
+#define _TERMINAL_CURSES_CONOUT_H_
+
+#include <efi.h>
+
+EFI_STATUS terminal_conout_init(EFI_SYSTEM_TABLE *st);
+EFI_STATUS terminal_conout_exit(EFI_SYSTEM_TABLE *st);
+
+#endif /* _TERMINAL_CURSES_CONOUT_H_ */

host/terminal_curses.c

@@ -0,0 +1,14 @@
+/*
+ * Author: Léo Sartre <[email protected]>
+ */
+
+#ifndef _TERMINAL_CURSES_H_
+#define _TERMINAL_CURSES_H_
+
+#include <efi.h>
+#include <efiapi.h>
+#include <ewdrv.h>
+
+extern ewdrv_t terminal_curses_drv;
+
+#endif /* _TERMINAL_CONOUT_H_ */