--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/zint/extras/daft.c	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,68 @@
+/* 
+ * daft.c
+ * 
+ * This code uses Zint to encode data into a USPS Intelligent
+ * Mail symbol, and then converts the output to "DAFT code"
+ * which is used by commercial fonts to display this and
+ * similar 4-state symbologies.
+ * 
+ * This code can be compiled with:
+ * 
+ * gcc -o daft daft.c -lzint
+ * 
+ * The output characters are:
+ * 
+ * D = Descender
+ * A = Ascender
+ * F = Full
+ * T = Tracker
+ * 
+ */
+
+#include <stdio.h>
+#include <zint.h>
+#include <string.h>
+int main(int argc, char **argv)
+{
+    struct zint_symbol *my_symbol;
+    int error = 0;
+    int x, y, glyph;
+    
+    my_symbol = ZBarcode_Create();
+    
+    my_symbol->symbology = BARCODE_USPS_IMAIL; // Change symbology here
+    my_symbol->output_options = OUT_BUFFER_INTERMEDIATE;
+    
+    error = ZBarcode_Encode(my_symbol, argv[1], strlen(argv[1]));
+    if (error != 0)
+    {
+        printf("%s\n", my_symbol->errtxt);
+    }
+    if (error >= ZINT_ERROR_TOO_LONG)
+    {
+        ZBarcode_Delete(my_symbol);
+        return 1;
+    }
+
+    for (x = 0; x < my_symbol->width; x+= 2) {
+        glyph = 0;
+        if ((my_symbol->encoded_data[2][x / 8] >> (x % 8)) & 1) {
+            glyph += 1;
+        }
+        if ((my_symbol->encoded_data[0][x / 8] >> (x % 8)) & 1) {
+            glyph += 2;
+        }
+        
+        switch (glyph) {
+            case 0: printf("T"); break;
+            case 1: printf("D"); break;
+            case 2: printf("A"); break;
+            case 3: printf("F"); break;
+        }
+        glyph = 0;
+    }
+    printf("\n");
+    
+    ZBarcode_Delete(my_symbol);
+    return 0;
+}