Progress

src/basic.h

@@ -8,6 +8,14 @@ typedef struct {
     char data[32];
 } SHA256;
 
+typedef struct {
+    uint32_t data;
+} IPv4;
+
+typedef struct {
+    uint16_t data[8];
+} IPv6;
+
 typedef struct {
     char *ptr;
     int   len;
@@ -29,4 +37,6 @@ bool   getargb(int argc, char **argv, char *name);
 string getargs(int argc, char **argv, char *name, char *fallback);
 int    getargi(int argc, char **argv, char *name, int fallback);
 
+void append_hex_as_str(char *out, SHA256 hash);
+
 #endif // BASIC_INCLUDED