From b750101eb236130cf056c675997decbac904cc49 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 17:35:18 +0200
Subject: Adding upstream version 252.22.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 man/vtable-example.c | 112 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 112 insertions(+)
 create mode 100644 man/vtable-example.c

(limited to 'man/vtable-example.c')

diff --git a/man/vtable-example.c b/man/vtable-example.c
new file mode 100644
index 0000000..e3346a8
--- /dev/null
+++ b/man/vtable-example.c
@@ -0,0 +1,112 @@
+/* SPDX-License-Identifier: MIT-0 */
+
+#include <errno.h>
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <systemd/sd-bus.h>
+
+#define _cleanup_(f) __attribute__((cleanup(f)))
+
+#define check(x) ({                             \
+  int r = (x);                                  \
+  errno = r < 0 ? -r : 0;                       \
+  printf(#x ": %m\n");                          \
+  if (r < 0)                                    \
+    return EXIT_FAILURE;                        \
+  })
+
+typedef struct object {
+  char *name;
+  uint32_t number;
+} object;
+
+static int method(sd_bus_message *m, void *userdata, sd_bus_error *error) {
+  printf("Got called with userdata=%p\n", userdata);
+
+  if (sd_bus_message_is_method_call(m,
+                                    "org.freedesktop.systemd.VtableExample",
+                                    "Method4"))
+    return 1;
+
+  const char *string;
+  check(sd_bus_message_read(m, "s", &string));
+  check(sd_bus_reply_method_return(m, "s", string));
+
+  return 1;
+}
+
+static const sd_bus_vtable vtable[] = {
+        SD_BUS_VTABLE_START(0),
+        SD_BUS_METHOD(
+            "Method1", "s", "s", method, 0),
+        SD_BUS_METHOD_WITH_NAMES_OFFSET(
+            "Method2",
+            "so", SD_BUS_PARAM(string) SD_BUS_PARAM(path),
+            "s", SD_BUS_PARAM(returnstring),
+            method, offsetof(object, number),
+            SD_BUS_VTABLE_DEPRECATED),
+        SD_BUS_METHOD_WITH_ARGS_OFFSET(
+            "Method3",
+            SD_BUS_ARGS("s", string, "o", path),
+            SD_BUS_RESULT("s", returnstring),
+            method, offsetof(object, number),
+            SD_BUS_VTABLE_UNPRIVILEGED),
+        SD_BUS_METHOD_WITH_ARGS(
+            "Method4",
+            SD_BUS_NO_ARGS,
+            SD_BUS_NO_RESULT,
+            method,
+            SD_BUS_VTABLE_UNPRIVILEGED),
+        SD_BUS_SIGNAL(
+            "Signal1",
+            "so",
+            0),
+        SD_BUS_SIGNAL_WITH_NAMES(
+            "Signal2",
+            "so", SD_BUS_PARAM(string) SD_BUS_PARAM(path),
+            0),
+        SD_BUS_SIGNAL_WITH_ARGS(
+            "Signal3",
+            SD_BUS_ARGS("s", string, "o", path),
+            0),
+        SD_BUS_WRITABLE_PROPERTY(
+            "AutomaticStringProperty", "s", NULL, NULL,
+            offsetof(object, name),
+            SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
+        SD_BUS_WRITABLE_PROPERTY(
+            "AutomaticIntegerProperty", "u", NULL, NULL,
+            offsetof(object, number),
+            SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
+        SD_BUS_VTABLE_END
+};
+
+int main(int argc, char **argv) {
+  _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
+
+  sd_bus_default(&bus);
+
+  object object = { .number = 666 };
+  check((object.name = strdup("name")) != NULL);
+
+  check(sd_bus_add_object_vtable(bus, NULL,
+                                 "/org/freedesktop/systemd/VtableExample",
+                                 "org.freedesktop.systemd.VtableExample",
+                                 vtable,
+                                 &object));
+
+  check(sd_bus_request_name(bus,
+                            "org.freedesktop.systemd.VtableExample",
+                            0));
+
+  for (;;) {
+    check(sd_bus_wait(bus, UINT64_MAX));
+    check(sd_bus_process(bus, NULL));
+  }
+
+  check(sd_bus_release_name(bus, "org.freedesktop.systemd.VtableExample"));
+  free(object.name);
+
+  return 0;
+}
-- 
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