Initial kermit

.gitignore

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+vexnc
+compile_commands.json

Makefile

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+LIBS := $(shell pkg-config --cflags --libs libvncserver) -lm -Ivendor/
+
+vexnc: vexnc.c
+	$(CC) $(CFLAGS) $(CPPFLAGS) -o $@ $^ $(LDFLAGS) $(LIBS)
+
+clean:
+	rm vexnc

README.md

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+# vexnc
+Single-purpose VNC server that simply displays a static image to all clients.

vexnc.c

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+// gcc -O2 -march=native -o vexnc vexnc.c -lvncserver -lm
+
+#include <rfb/rfb.h>
+
+#define STB_IMAGE_IMPLEMENTATION
+#include "stb_image.h"
+
+int main(int argc, char const *argv[]) {
+  if (argc < 3) {
+    printf("usage: %s IMAGEFILE TITLE\n", argv[0]);
+    return 0;
+  }
+
+  int imx, imy, imc;
+  unsigned char *im = stbi_load(argv[1], &imx, &imy, &imc, 4);
+  if (im == NULL) {
+    printf("bad image: %s\n", stbi_failure_reason());
+    return 1;
+  }
+
+  rfbScreenInfoPtr rfbScreen = rfbGetScreen(NULL, NULL, imx, imy, 8, 3, 4);
+  rfbScreen->desktopName = argv[2] ? argv[2] : "";
+  rfbScreen->frameBuffer = (char*)im;
+  rfbScreen->alwaysShared = TRUE;
+
+  rfbInitServer(rfbScreen);
+  rfbRunEventLoop(rfbScreen, -1, FALSE);
+
+  stbi_image_free(im);
+  rfbScreenCleanup(rfbScreen);
+
+  return 0;
+}