journalctl: move generate_new_id128() to shared

4 files changed, 46 insertions, 30 deletions

diff --git a/src/journal/journalctl.c b/src/journal/journalctl.c
index a9e4af1dd8..3ff4d29664 100644
--- a/src/journal/journalctl.c
+++ b/src/journal/journalctl.c
@@ -38,6 +38,7 @@
 #include "fsprg.h"
 #include "glob-util.h"
 #include "hostname-util.h"
+#include "id128-print.h"
 #include "io-util.h"
 #include "journal-def.h"
 #include "journal-internal.h"
@@ -1007,35 +1008,6 @@ static int parse_argv(int argc, char *argv[]) {
         return 1;
 }
 
-static int generate_new_id128(void) {
-        sd_id128_t id;
-        int r;
-        unsigned i;
-
-        r = sd_id128_randomize(&id);
-        if (r < 0)
-                return log_error_errno(r, "Failed to generate ID: %m");
-
-        printf("As string:\n"
-               SD_ID128_FORMAT_STR "\n\n"
-               "As UUID:\n"
-               "%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\n\n"
-               "As man:sd-id128(3) macro:\n"
-               "#define MESSAGE_XYZ SD_ID128_MAKE(",
-               SD_ID128_FORMAT_VAL(id),
-               SD_ID128_FORMAT_VAL(id));
-        for (i = 0; i < 16; i++)
-                printf("%02x%s", id.bytes[i], i != 15 ? "," : "");
-        fputs(")\n\n", stdout);
-
-        printf("As Python constant:\n"
-               ">>> import uuid\n"
-               ">>> MESSAGE_XYZ = uuid.UUID('" SD_ID128_FORMAT_STR "')\n",
-               SD_ID128_FORMAT_VAL(id));
-
-        return 0;
-}
-
 static int add_matches(sd_journal *j, char **args) {
         char **i;
         bool have_term = false;
@@ -2092,7 +2064,7 @@ int main(int argc, char *argv[]) {
         switch (arg_action) {
 
         case ACTION_NEW_ID128:
-                r = generate_new_id128();
+                r = id128_generate_new();
                 goto finish;
 
         case ACTION_SETUP_KEYS:
diff --git a/src/shared/id128-print.c b/src/shared/id128-print.c
new file mode 100644
index 0000000000..212080fbcc
--- /dev/null
+++ b/src/shared/id128-print.c
@@ -0,0 +1,37 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+
+#include <stdio.h>
+
+#include "sd-id128.h"
+
+#include "id128-print.h"
+#include "log.h"
+
+int id128_generate_new(void) {
+        sd_id128_t id;
+        int r;
+        unsigned i;
+
+        r = sd_id128_randomize(&id);
+        if (r < 0)
+                return log_error_errno(r, "Failed to generate ID: %m");
+
+        printf("As string:\n"
+               SD_ID128_FORMAT_STR "\n\n"
+               "As UUID:\n"
+               "%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\n\n"
+               "As man:sd-id128(3) macro:\n"
+               "#define MESSAGE_XYZ SD_ID128_MAKE(",
+               SD_ID128_FORMAT_VAL(id),
+               SD_ID128_FORMAT_VAL(id));
+        for (i = 0; i < 16; i++)
+                printf("%02x%s", id.bytes[i], i != 15 ? "," : "");
+        fputs(")\n\n", stdout);
+
+        printf("As Python constant:\n"
+               ">>> import uuid\n"
+               ">>> MESSAGE_XYZ = uuid.UUID('" SD_ID128_FORMAT_STR "')\n",
+               SD_ID128_FORMAT_VAL(id));
+
+        return 0;
+}
diff --git a/src/shared/id128-print.h b/src/shared/id128-print.h
new file mode 100644
index 0000000000..6b5b331bbf
--- /dev/null
+++ b/src/shared/id128-print.h
@@ -0,0 +1,5 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+
+#pragma once
+
+int id128_generate_new(void);
diff --git a/src/shared/meson.build b/src/shared/meson.build
index 17370f4048..498b73c750 100644
--- a/src/shared/meson.build
+++ b/src/shared/meson.build
@@ -44,6 +44,8 @@ shared_sources = files('''
         generator.c
         generator.h
         gpt.h
+        id128-print.c
+        id128-print.h
         ima-util.c
         ima-util.h
         import-util.c