1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
4 This file is part of systemd.
6 Copyright 2013 Lennart Poettering
8 systemd is free software; you can redistribute it and/or modify it
9 under the terms of the GNU Lesser General Public License as published by
10 the Free Software Foundation; either version 2.1 of the License, or
11 (at your option) any later version.
13 systemd is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 Lesser General Public License for more details.
18 You should have received a copy of the GNU Lesser General Public License
19 along with systemd; If not, see <http://www.gnu.org/licenses/>.
27 #include "bus-kernel.h"
28 #include "bus-message.h"
30 #include "memfd-util.h"
31 #include "string-util.h"
34 #define FIRST_ARRAY 17
35 #define SECOND_ARRAY 33
37 #define STRING_SIZE 123
39 int main(int argc
, char *argv
[]) {
40 _cleanup_free_
char *name
= NULL
, *bus_name
= NULL
, *address
= NULL
;
51 _cleanup_close_
int sfd
= -1;
53 log_set_max_level(LOG_DEBUG
);
55 assert_se(asprintf(&name
, "deine-mutter-%u", (unsigned) getpid()) >= 0);
57 bus_ref
= bus_kernel_create_bus(name
, false, &bus_name
);
58 if (bus_ref
== -ENOENT
)
59 return EXIT_TEST_SKIP
;
61 assert_se(bus_ref
>= 0);
63 address
= strappend("kernel:path=", bus_name
);
72 r
= sd_bus_set_address(a
, address
);
75 r
= sd_bus_set_address(b
, address
);
84 r
= sd_bus_get_unique_name(a
, &unique
);
87 r
= sd_bus_message_new_method_call(b
, &m
, unique
, "/a/path", "an.inter.face", "AMethod");
90 r
= sd_bus_message_open_container(m
, 'r', "aysay");
93 r
= sd_bus_message_append_array_space(m
, 'y', FIRST_ARRAY
, (void**) &p
);
97 memset(p
+1, 'L', FIRST_ARRAY
-2);
98 p
[FIRST_ARRAY
-1] = '>';
100 f
= memfd_new_and_map(NULL
, STRING_SIZE
, (void**) &s
);
104 for (i
= 1; i
< STRING_SIZE
-2; i
++)
105 s
[i
] = '0' + (i
% 10);
106 s
[STRING_SIZE
-2] = '>';
107 s
[STRING_SIZE
-1] = 0;
108 munmap(s
, STRING_SIZE
);
110 r
= memfd_get_size(f
, &sz
);
112 assert_se(sz
== STRING_SIZE
);
114 r
= sd_bus_message_append_string_memfd(m
, f
, 0, (uint64_t) -1);
119 f
= memfd_new_and_map(NULL
, SECOND_ARRAY
, (void**) &p
);
123 memset(p
+1, 'P', SECOND_ARRAY
-2);
124 p
[SECOND_ARRAY
-1] = '>';
125 munmap(p
, SECOND_ARRAY
);
127 r
= memfd_get_size(f
, &sz
);
129 assert_se(sz
== SECOND_ARRAY
);
131 r
= sd_bus_message_append_array_memfd(m
, 'y', f
, 0, (uint64_t) -1);
136 r
= sd_bus_message_close_container(m
);
139 r
= sd_bus_message_append(m
, "u", 4711);
142 assert_se((sfd
= memfd_new_and_map(NULL
, 6, (void**) &p
)) >= 0);
143 memcpy(p
, "abcd\0", 6);
145 assert_se(sd_bus_message_append_string_memfd(m
, sfd
, 1, 4) >= 0);
147 r
= bus_message_seal(m
, 55, 99*USEC_PER_SEC
);
150 bus_message_dump(m
, stdout
, BUS_MESSAGE_DUMP_WITH_HEADER
);
152 r
= sd_bus_send(b
, m
, NULL
);
155 sd_bus_message_unref(m
);
157 r
= sd_bus_process(a
, &m
);
160 bus_message_dump(m
, stdout
, BUS_MESSAGE_DUMP_WITH_HEADER
);
161 sd_bus_message_rewind(m
, true);
163 r
= sd_bus_message_enter_container(m
, 'r', "aysay");
166 r
= sd_bus_message_read_array(m
, 'y', (const void**) &p
, &l
);
168 assert_se(l
== FIRST_ARRAY
);
170 assert_se(p
[0] == '<');
171 for (i
= 1; i
< l
-1; i
++)
172 assert_se(p
[i
] == 'L');
173 assert_se(p
[l
-1] == '>');
175 r
= sd_bus_message_read(m
, "s", &s
);
178 assert_se(s
[0] == '<');
179 for (i
= 1; i
< STRING_SIZE
-2; i
++)
180 assert_se(s
[i
] == (char) ('0' + (i
% 10)));
181 assert_se(s
[STRING_SIZE
-2] == '>');
182 assert_se(s
[STRING_SIZE
-1] == 0);
184 r
= sd_bus_message_read_array(m
, 'y', (const void**) &p
, &l
);
186 assert_se(l
== SECOND_ARRAY
);
188 assert_se(p
[0] == '<');
189 for (i
= 1; i
< l
-1; i
++)
190 assert_se(p
[i
] == 'P');
191 assert_se(p
[l
-1] == '>');
193 r
= sd_bus_message_exit_container(m
);
196 r
= sd_bus_message_read(m
, "u", &u32
);
198 assert_se(u32
== 4711);
200 r
= sd_bus_message_read(m
, "s", &s
);
202 assert_se(streq_ptr(s
, "bcd"));
204 sd_bus_message_unref(m
);