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sd-bus: properly support passing memfds around with offset/size parameters
[elogind.git]
/
src
/
libsystemd
/
sd-bus
/
test-bus-zero-copy.c
diff --git
a/src/libsystemd/sd-bus/test-bus-zero-copy.c
b/src/libsystemd/sd-bus/test-bus-zero-copy.c
index 2cc671b16d16932be0d316cb8f91ac2a622f4f27..a054f74bf3b74da5d7427aebe763aada9ca0c3bb 100644
(file)
--- a/
src/libsystemd/sd-bus/test-bus-zero-copy.c
+++ b/
src/libsystemd/sd-bus/test-bus-zero-copy.c
@@
-48,6
+48,7
@@
int main(int argc, char *argv[]) {
uint32_t u32;
size_t i, l;
char *s;
uint32_t u32;
size_t i, l;
char *s;
+ _cleanup_close_ int sfd = -1;
log_set_max_level(LOG_DEBUG);
log_set_max_level(LOG_DEBUG);
@@
-107,7
+108,7
@@
int main(int argc, char *argv[]) {
assert_se(r >= 0);
assert_se(sz == STRING_SIZE);
assert_se(r >= 0);
assert_se(sz == STRING_SIZE);
- r = sd_bus_message_append_string_memfd(m, f);
+ r = sd_bus_message_append_string_memfd(m, f
, 0, (uint64_t) -1
);
assert_se(r >= 0);
close(f);
assert_se(r >= 0);
close(f);
@@
-124,7
+125,7
@@
int main(int argc, char *argv[]) {
assert_se(r >= 0);
assert_se(sz == SECOND_ARRAY);
assert_se(r >= 0);
assert_se(sz == SECOND_ARRAY);
- r = sd_bus_message_append_array_memfd(m, 'y', f);
+ r = sd_bus_message_append_array_memfd(m, 'y', f
, 0, (uint64_t) -1
);
assert_se(r >= 0);
close(f);
assert_se(r >= 0);
close(f);
@@
-135,6
+136,11
@@
int main(int argc, char *argv[]) {
r = sd_bus_message_append(m, "u", 4711);
assert_se(r >= 0);
r = sd_bus_message_append(m, "u", 4711);
assert_se(r >= 0);
+ assert_se((sfd = memfd_new_and_map(NULL, 6, (void**) &p)) >= 0);
+ memcpy(p, "abcd\0", 6);
+ munmap(p, 6);
+ assert_se(sd_bus_message_append_string_memfd(m, sfd, 1, 4) >= 0);
+
r = bus_message_seal(m, 55, 99*USEC_PER_SEC);
assert_se(r >= 0);
r = bus_message_seal(m, 55, 99*USEC_PER_SEC);
assert_se(r >= 0);
@@
-188,6
+194,10
@@
int main(int argc, char *argv[]) {
assert_se(r > 0);
assert_se(u32 == 4711);
assert_se(r > 0);
assert_se(u32 == 4711);
+ r = sd_bus_message_read(m, "s", &s);
+ assert_se(r > 0);
+ assert_se(streq_ptr(s, "bcd"));
+
sd_bus_message_unref(m);
sd_bus_unref(a);
sd_bus_message_unref(m);
sd_bus_unref(a);