bus: add basic implementation of a native bus client library

1 files changed, 129 insertions, 0 deletions

diff --git a/src/libsystemd-bus/test-bus-marshal.c b/src/libsystemd-bus/test-bus-marshal.c
new file mode 100644
index 0000000000..08364ef48b
--- /dev/null
+++ b/src/libsystemd-bus/test-bus-marshal.c
@@ -0,0 +1,129 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+  This file is part of systemd.
+
+  Copyright 2013 Lennart Poettering
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <assert.h>
+#include <stdlib.h>
+#include <byteswap.h>
+
+#ifdef HAVE_GLIB
+#include <gio/gio.h>
+#endif
+
+#include <dbus.h>
+
+#include "log.h"
+#include "util.h"
+
+#include "sd-bus.h"
+#include "bus-message.h"
+
+int main(int argc, char *argv[]) {
+        _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
+        int r;
+        const char *x, *y, *z, *a, *b, *c;
+        uint8_t u, v;
+        void *buffer = NULL;
+        size_t sz;
+        char *h;
+
+        r = sd_bus_message_new_method_call(NULL, "foobar.waldo", "/", "foobar.waldo", "Piep", &m);
+        assert_se(r >= 0);
+
+        r = sd_bus_message_append(m, "s", "a string");
+        assert_se(r >= 0);
+
+        r = sd_bus_message_append(m, "as", 2, "string #1", "string #2");
+        assert_se(r >= 0);
+
+        r = sd_bus_message_append(m, "sass", "foobar", 5, "foo", "bar", "waldo", "piep", "pap", "after");
+        assert_se(r >= 0);
+
+        r = sd_bus_message_append(m, "a{yv}", 2, 3, "s", "foo", 5, "s", "waldo");
+        assert_se(r >= 0);
+
+        r = sd_bus_message_append(m, "ba(ss)", 255, 3, "aaa", "1", "bbb", "2", "ccc", "3");
+        assert_se(r >= 0);
+
+        r = sd_bus_message_open_container(m, 'a', "s");
+        assert_se(r >= 0);
+
+        r = sd_bus_message_append_basic(m, 's', "foobar");
+        assert_se(r >= 0);
+
+        r = sd_bus_message_append_basic(m, 's', "waldo");
+        assert_se(r >= 0);
+
+        r = sd_bus_message_close_container(m);
+        assert_se(r >= 0);
+
+        r = message_seal(m, 4711);
+        assert_se(r >= 0);
+
+        message_dump(m);
+
+        r = bus_message_get_blob(m, &buffer, &sz);
+        assert_se(r >= 0);
+
+        h = hexmem(buffer, sz);
+        assert_se(h);
+
+        log_info("message size = %lu, contents =\n%s", (unsigned long) sz, h);
+        free(h);
+
+#ifdef HAVE_GLIB
+        {
+                GDBusMessage *g;
+                char *p;
+
+                g_type_init();
+
+                g = g_dbus_message_new_from_blob(buffer, sz, 0, NULL);
+                p = g_dbus_message_print(g, 0);
+                log_info("%s", p);
+                g_free(p);
+                g_object_unref(g);
+        }
+#endif
+
+        {
+                DBusMessage *w;
+                DBusError error;
+
+                dbus_error_init(&error);
+
+                w = dbus_message_demarshal(buffer, sz, &error);
+                if (!w) {
+                        log_error("%s", error.message);
+                } else
+                        dbus_message_unref(w);
+        }
+
+        free(buffer);
+
+        /* r = sd_bus_message_read(m, "sas", &x, 5, &y, &z, &a, &b, &c); */
+        /* assert_se(r >= 0); */
+
+        /* r = sd_bus_message_read(m, "a{yv}", 2, */
+        /*                        &u, "s", &x, */
+        /*                        &v, "s", &y); */
+
+        return 0;
+}