util-lib: split out hex/dec/oct encoding/decoding into its own file

src/libsystemd/sd-bus/bus-creds.c

@@ -32,6 +32,7 @@
 #include "fd-util.h"
 #include "fileio.h"
 #include "formats-util.h"
+#include "hexdecoct.h"
 #include "parse-util.h"
 #include "process-util.h"
 #include "string-util.h"

src/libsystemd/sd-bus/bus-internal.c

@@ -21,6 +21,7 @@
 
 #include "bus-internal.h"
 #include "bus-message.h"
+#include "hexdecoct.h"
 #include "string-util.h"
 
 bool object_path_is_valid(const char *p) {

src/libsystemd/sd-bus/bus-match.c

@@ -24,6 +24,7 @@
 #include "bus-message.h"
 #include "bus-util.h"
 #include "fd-util.h"
+#include "hexdecoct.h"
 #include "string-util.h"
 #include "strv.h"
 

src/libsystemd/sd-bus/bus-socket.c

@@ -34,6 +34,7 @@
 #include "formats-util.h"
 #include "macro.h"
 #include "missing.h"
+#include "hexdecoct.h"
 #include "signal-util.h"
 #include "string-util.h"
 #include "user-util.h"

src/libsystemd/sd-bus/sd-bus.c

@@ -48,6 +48,7 @@
 #include "hostname-util.h"
 #include "macro.h"
 #include "missing.h"
+#include "hexdecoct.h"
 #include "parse-util.h"
 #include "string-util.h"
 #include "strv.h"

src/libsystemd/sd-bus/test-bus-marshal.c

@@ -38,6 +38,7 @@
 #include "bus-util.h"
 #include "fd-util.h"
 #include "log.h"
+#include "hexdecoct.h"
 #include "util.h"
 
 static void test_bus_path_encode_unique(void) {

src/libsystemd/sd-id128/sd-id128.c

@@ -28,6 +28,7 @@
 #include "fd-util.h"
 #include "io-util.h"
 #include "macro.h"
+#include "hexdecoct.h"
 #include "random-util.h"
 #include "util.h"