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diff --git a/stand/liblua/Makefile b/stand/liblua/Makefile
--- a/stand/liblua/Makefile
+++ b/stand/liblua/Makefile
@@ -23,6 +23,7 @@
# Our utilities.
SRCS+= lerrno.c lpager.c lstd.c lutils.c
+SRCS+= gfx_utils.c
.PATH: ${FLUASRC}/modules
SRCS+= lfs.c
@@ -34,7 +35,7 @@
CFLAGS+= -fno-stack-protector -D__BSD_VISIBLE
CFLAGS+= -I${BOOTSRC}/include -I${LIBLUASRC} -I${LUASRC} -I${LDRSRC}
-CFLAGS.lutils.c+= -I${SRCTOP}/sys/teken -I${SRCTOP}/contrib/pnglite
+CFLAGS.gfx_utils.c+= -I${SRCTOP}/sys/teken -I${SRCTOP}/contrib/pnglite
.if ${MACHINE_CPUARCH} == "amd64" && ${DO32:U0} == 0
CFLAGS+= -fPIC
diff --git a/stand/liblua/gfx_utils.c b/stand/liblua/gfx_utils.c
new file mode 100644
--- /dev/null
+++ b/stand/liblua/gfx_utils.c
@@ -0,0 +1,242 @@
+/*-
+ * Copyright (c) 2024 Netflix, Inc.
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+/* Copied from a file that likely shoulve have had this at the top */
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause
+ *
+ * Copyright 2020 Toomas Soome
+ * Copyright 2020 RackTop Systems, Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include "lua.h"
+#include "lauxlib.h"
+#include "lutils.h"
+#include <gfx_fb.h>
+#include <pnglite.h>
+
+/*
+ * put image using terminal coordinates.
+ */
+static int
+lua_term_putimage(lua_State *L)
+{
+ const char *name;
+ png_t png;
+ uint32_t x1, y1, x2, y2, f;
+ int nargs, ret = 0, error;
+
+ nargs = lua_gettop(L);
+ if (nargs != 6) {
+ lua_pushboolean(L, 0);
+ return 1;
+ }
+
+ name = luaL_checkstring(L, 1);
+ x1 = luaL_checknumber(L, 2);
+ y1 = luaL_checknumber(L, 3);
+ x2 = luaL_checknumber(L, 4);
+ y2 = luaL_checknumber(L, 5);
+ f = luaL_checknumber(L, 6);
+
+ x1 = gfx_state.tg_origin.tp_col + x1 * gfx_state.tg_font.vf_width;
+ y1 = gfx_state.tg_origin.tp_row + y1 * gfx_state.tg_font.vf_height;
+ if (x2 != 0) {
+ x2 = gfx_state.tg_origin.tp_col +
+ x2 * gfx_state.tg_font.vf_width;
+ }
+ if (y2 != 0) {
+ y2 = gfx_state.tg_origin.tp_row +
+ y2 * gfx_state.tg_font.vf_height;
+ }
+
+ if ((error = png_open(&png, name)) != PNG_NO_ERROR) {
+ if (f & FL_PUTIMAGE_DEBUG)
+ printf("%s\n", png_error_string(error));
+ } else {
+ if (gfx_fb_putimage(&png, x1, y1, x2, y2, f) == 0)
+ ret = 1;
+ (void) png_close(&png);
+ }
+ lua_pushboolean(L, ret);
+ return 1;
+}
+
+static int
+lua_fb_putimage(lua_State *L)
+{
+ const char *name;
+ png_t png;
+ uint32_t x1, y1, x2, y2, f;
+ int nargs, ret = 0, error;
+
+ nargs = lua_gettop(L);
+ if (nargs != 6) {
+ lua_pushboolean(L, 0);
+ return 1;
+ }
+
+ name = luaL_checkstring(L, 1);
+ x1 = luaL_checknumber(L, 2);
+ y1 = luaL_checknumber(L, 3);
+ x2 = luaL_checknumber(L, 4);
+ y2 = luaL_checknumber(L, 5);
+ f = luaL_checknumber(L, 6);
+
+ if ((error = png_open(&png, name)) != PNG_NO_ERROR) {
+ if (f & FL_PUTIMAGE_DEBUG)
+ printf("%s\n", png_error_string(error));
+ } else {
+ if (gfx_fb_putimage(&png, x1, y1, x2, y2, f) == 0)
+ ret = 1;
+ (void) png_close(&png);
+ }
+ lua_pushboolean(L, ret);
+ return 1;
+}
+
+static int
+lua_fb_setpixel(lua_State *L)
+{
+ uint32_t x, y;
+ int nargs;
+
+ nargs = lua_gettop(L);
+ if (nargs != 2) {
+ lua_pushnil(L);
+ return 1;
+ }
+
+ x = luaL_checknumber(L, 1);
+ y = luaL_checknumber(L, 2);
+ gfx_fb_setpixel(x, y);
+ return 0;
+}
+
+static int
+lua_fb_line(lua_State *L)
+{
+ uint32_t x0, y0, x1, y1, wd;
+ int nargs;
+
+ nargs = lua_gettop(L);
+ if (nargs != 5) {
+ lua_pushnil(L);
+ return 1;
+ }
+
+ x0 = luaL_checknumber(L, 1);
+ y0 = luaL_checknumber(L, 2);
+ x1 = luaL_checknumber(L, 3);
+ y1 = luaL_checknumber(L, 4);
+ wd = luaL_checknumber(L, 5);
+ gfx_fb_line(x0, y0, x1, y1, wd);
+ return 0;
+}
+
+static int
+lua_fb_bezier(lua_State *L)
+{
+ uint32_t x0, y0, x1, y1, x2, y2, width;
+ int nargs;
+
+ nargs = lua_gettop(L);
+ if (nargs != 7) {
+ lua_pushnil(L);
+ return 1;
+ }
+
+ x0 = luaL_checknumber(L, 1);
+ y0 = luaL_checknumber(L, 2);
+ x1 = luaL_checknumber(L, 3);
+ y1 = luaL_checknumber(L, 4);
+ x2 = luaL_checknumber(L, 5);
+ y2 = luaL_checknumber(L, 6);
+ width = luaL_checknumber(L, 7);
+ gfx_fb_bezier(x0, y0, x1, y1, x2, y2, width);
+ return 0;
+}
+
+static int
+lua_fb_drawrect(lua_State *L)
+{
+ uint32_t x0, y0, x1, y1, fill;
+ int nargs;
+
+ nargs = lua_gettop(L);
+ if (nargs != 5) {
+ lua_pushnil(L);
+ return 1;
+ }
+
+ x0 = luaL_checknumber(L, 1);
+ y0 = luaL_checknumber(L, 2);
+ x1 = luaL_checknumber(L, 3);
+ y1 = luaL_checknumber(L, 4);
+ fill = luaL_checknumber(L, 5);
+ gfx_fb_drawrect(x0, y0, x1, y1, fill);
+ return 0;
+}
+
+static int
+lua_term_drawrect(lua_State *L)
+{
+ uint32_t x0, y0, x1, y1;
+ int nargs;
+
+ nargs = lua_gettop(L);
+ if (nargs != 4) {
+ lua_pushnil(L);
+ return 1;
+ }
+
+ x0 = luaL_checknumber(L, 1);
+ y0 = luaL_checknumber(L, 2);
+ x1 = luaL_checknumber(L, 3);
+ y1 = luaL_checknumber(L, 4);
+ gfx_term_drawrect(x0, y0, x1, y1);
+ return 0;
+}
+
+#define REG_SIMPLE(n) { #n, lua_ ## n }
+static const struct luaL_Reg gfxlib[] = {
+ REG_SIMPLE(fb_bezier),
+ REG_SIMPLE(fb_drawrect),
+ REG_SIMPLE(fb_line),
+ REG_SIMPLE(fb_putimage),
+ REG_SIMPLE(fb_setpixel),
+ REG_SIMPLE(term_drawrect),
+ REG_SIMPLE(term_putimage),
+ { NULL, NULL },
+};
+
+int
+luaopen_gfx(lua_State *L)
+{
+ luaL_newlib(L, gfxlib);
+ return 1;
+}
diff --git a/stand/liblua/lutils.h b/stand/liblua/lutils.h
--- a/stand/liblua/lutils.h
+++ b/stand/liblua/lutils.h
@@ -26,6 +26,7 @@
#include <lua.h>
+int luaopen_gfx(lua_State *);
int luaopen_loader(lua_State *);
int luaopen_io(lua_State *);
int luaopen_pager(lua_State *);
diff --git a/stand/liblua/lutils.c b/stand/liblua/lutils.c
--- a/stand/liblua/lutils.c
+++ b/stand/liblua/lutils.c
@@ -32,8 +32,6 @@
#include "lstd.h"
#include "lutils.h"
#include "bootstrap.h"
-#include <gfx_fb.h>
-#include <pnglite.h>
/*
* Like loader.perform, except args are passed already parsed
@@ -380,189 +378,6 @@
return 1;
}
-/*
- * put image using terminal coordinates.
- */
-static int
-lua_term_putimage(lua_State *L)
-{
- const char *name;
- png_t png;
- uint32_t x1, y1, x2, y2, f;
- int nargs, ret = 0, error;
-
- nargs = lua_gettop(L);
- if (nargs != 6) {
- lua_pushboolean(L, 0);
- return 1;
- }
-
- name = luaL_checkstring(L, 1);
- x1 = luaL_checknumber(L, 2);
- y1 = luaL_checknumber(L, 3);
- x2 = luaL_checknumber(L, 4);
- y2 = luaL_checknumber(L, 5);
- f = luaL_checknumber(L, 6);
-
- x1 = gfx_state.tg_origin.tp_col + x1 * gfx_state.tg_font.vf_width;
- y1 = gfx_state.tg_origin.tp_row + y1 * gfx_state.tg_font.vf_height;
- if (x2 != 0) {
- x2 = gfx_state.tg_origin.tp_col +
- x2 * gfx_state.tg_font.vf_width;
- }
- if (y2 != 0) {
- y2 = gfx_state.tg_origin.tp_row +
- y2 * gfx_state.tg_font.vf_height;
- }
-
- if ((error = png_open(&png, name)) != PNG_NO_ERROR) {
- if (f & FL_PUTIMAGE_DEBUG)
- printf("%s\n", png_error_string(error));
- } else {
- if (gfx_fb_putimage(&png, x1, y1, x2, y2, f) == 0)
- ret = 1;
- (void) png_close(&png);
- }
- lua_pushboolean(L, ret);
- return 1;
-}
-
-static int
-lua_fb_putimage(lua_State *L)
-{
- const char *name;
- png_t png;
- uint32_t x1, y1, x2, y2, f;
- int nargs, ret = 0, error;
-
- nargs = lua_gettop(L);
- if (nargs != 6) {
- lua_pushboolean(L, 0);
- return 1;
- }
-
- name = luaL_checkstring(L, 1);
- x1 = luaL_checknumber(L, 2);
- y1 = luaL_checknumber(L, 3);
- x2 = luaL_checknumber(L, 4);
- y2 = luaL_checknumber(L, 5);
- f = luaL_checknumber(L, 6);
-
- if ((error = png_open(&png, name)) != PNG_NO_ERROR) {
- if (f & FL_PUTIMAGE_DEBUG)
- printf("%s\n", png_error_string(error));
- } else {
- if (gfx_fb_putimage(&png, x1, y1, x2, y2, f) == 0)
- ret = 1;
- (void) png_close(&png);
- }
- lua_pushboolean(L, ret);
- return 1;
-}
-
-static int
-lua_fb_setpixel(lua_State *L)
-{
- uint32_t x, y;
- int nargs;
-
- nargs = lua_gettop(L);
- if (nargs != 2) {
- lua_pushnil(L);
- return 1;
- }
-
- x = luaL_checknumber(L, 1);
- y = luaL_checknumber(L, 2);
- gfx_fb_setpixel(x, y);
- return 0;
-}
-
-static int
-lua_fb_line(lua_State *L)
-{
- uint32_t x0, y0, x1, y1, wd;
- int nargs;
-
- nargs = lua_gettop(L);
- if (nargs != 5) {
- lua_pushnil(L);
- return 1;
- }
-
- x0 = luaL_checknumber(L, 1);
- y0 = luaL_checknumber(L, 2);
- x1 = luaL_checknumber(L, 3);
- y1 = luaL_checknumber(L, 4);
- wd = luaL_checknumber(L, 5);
- gfx_fb_line(x0, y0, x1, y1, wd);
- return 0;
-}
-
-static int
-lua_fb_bezier(lua_State *L)
-{
- uint32_t x0, y0, x1, y1, x2, y2, width;
- int nargs;
-
- nargs = lua_gettop(L);
- if (nargs != 7) {
- lua_pushnil(L);
- return 1;
- }
-
- x0 = luaL_checknumber(L, 1);
- y0 = luaL_checknumber(L, 2);
- x1 = luaL_checknumber(L, 3);
- y1 = luaL_checknumber(L, 4);
- x2 = luaL_checknumber(L, 5);
- y2 = luaL_checknumber(L, 6);
- width = luaL_checknumber(L, 7);
- gfx_fb_bezier(x0, y0, x1, y1, x2, y2, width);
- return 0;
-}
-
-static int
-lua_fb_drawrect(lua_State *L)
-{
- uint32_t x0, y0, x1, y1, fill;
- int nargs;
-
- nargs = lua_gettop(L);
- if (nargs != 5) {
- lua_pushnil(L);
- return 1;
- }
-
- x0 = luaL_checknumber(L, 1);
- y0 = luaL_checknumber(L, 2);
- x1 = luaL_checknumber(L, 3);
- y1 = luaL_checknumber(L, 4);
- fill = luaL_checknumber(L, 5);
- gfx_fb_drawrect(x0, y0, x1, y1, fill);
- return 0;
-}
-
-static int
-lua_term_drawrect(lua_State *L)
-{
- uint32_t x0, y0, x1, y1;
- int nargs;
-
- nargs = lua_gettop(L);
- if (nargs != 4) {
- lua_pushnil(L);
- return 1;
- }
-
- x0 = luaL_checknumber(L, 1);
- y0 = luaL_checknumber(L, 2);
- x1 = luaL_checknumber(L, 3);
- y1 = luaL_checknumber(L, 4);
- gfx_term_drawrect(x0, y0, x1, y1);
- return 0;
-}
-
#define REG_SIMPLE(n) { #n, lua_ ## n }
static const struct luaL_Reg loaderlib[] = {
REG_SIMPLE(delay),
@@ -581,17 +396,6 @@
{ NULL, NULL },
};
-static const struct luaL_Reg gfxlib[] = {
- REG_SIMPLE(fb_bezier),
- REG_SIMPLE(fb_drawrect),
- REG_SIMPLE(fb_line),
- REG_SIMPLE(fb_putimage),
- REG_SIMPLE(fb_setpixel),
- REG_SIMPLE(term_drawrect),
- REG_SIMPLE(term_putimage),
- { NULL, NULL },
-};
-
static const struct luaL_Reg iolib[] = {
{ "close", lua_closefile },
REG_SIMPLE(getchar),
@@ -631,12 +435,6 @@
lua_setfield(L, -2, "features");
}
-static void
-luaopen_gfx(lua_State *L)
-{
- luaL_newlib(L, gfxlib);
-}
-
int
luaopen_loader(lua_State *L)
{

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