add fbtest

1 files changed, 107 insertions, 0 deletions

diff --git a/fbtest.c b/fbtest.c
new file mode 100644
index 0000000..41afcd5
--- /dev/null
+++ b/fbtest.c
@@ -0,0 +1,107 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdbool.h>
+#include <unistd.h>
+#include <errno.h>
+#include <string.h>
+#include <inttypes.h>
+#include <getopt.h>
+
+#include <sys/ioctl.h>
+#include <sys/mman.h>
+
+#include <cairo.h>
+#include <pixman.h>
+
+#include "fbtools.h"
+#include "ttytools.h"
+#include "render.h"
+#include "image.h"
+
+/* ------------------------------------------------------------------ */
+
+/* cairo */
+static cairo_surface_t *cs;
+
+/* user options */
+static cairo_surface_t *image;
+
+/* ------------------------------------------------------------------ */
+
+static void fb_draw(const char *text)
+{
+    char info[80];
+    cairo_t *cr;
+
+    snprintf(info, sizeof(info), "fbtest: %dx%d", fb_var.xres, fb_var.yres);
+    cr = cairo_create(cs);
+    if (image) {
+        render_image(cr, fb_var.xres, fb_var.yres, image);
+    } else {
+        render_test(cr, fb_var.xres, fb_var.yres, info, text);
+    }
+    cairo_destroy(cr);
+}
+
+/* ------------------------------------------------------------------ */
+
+static void usage(FILE *fp)
+{
+    fprintf(fp,
+            "\n"
+            "usage: fbtest [ options ]\n"
+            "\n"
+            "options:\n"
+            "  -h         print this\n"
+            "  -f <nr>    pick framebuffer\n"
+            "  -s <secs>  set sleep time\n"
+            "  -i <file>  load and display image <file>\n"
+            "\n");
+}
+
+int main(int argc, char **argv)
+{
+    int framebuffer = 0;
+    int secs = 60;
+    char buf[32];
+    int c;
+
+    for (;;) {
+        c = getopt(argc, argv, "hs:i:f:");
+        if (c == -1)
+            break;
+        switch (c) {
+        case 'f':
+            framebuffer = atoi(optarg);
+            break;
+        case 's':
+            secs = atoi(optarg);
+            break;
+        case 'i':
+            image = load_image(optarg);
+            break;
+        case 'h':
+            usage(stdout);
+            exit(0);
+        default:
+            usage(stderr);
+            exit(1);
+        }
+    }
+
+    fb_init(framebuffer);
+    cs = cairo_image_surface_create_for_data(fb_mem + fb_mem_offset,
+                                             fb_format,
+                                             fb_var.xres,
+                                             fb_var.yres,
+                                             fb_fix.line_length);
+    fb_draw("*");
+
+    tty_raw();
+    kbd_wait(secs);
+    read(0, buf, sizeof(buf));
+    tty_restore();
+
+    fb_fini();
+    return 0;
+}