diff options
Diffstat (limited to 'src/libsystemd-bus/bus-message.c')
| -rw-r--r-- | src/libsystemd-bus/bus-message.c | 28 |
1 files changed, 22 insertions, 6 deletions
diff --git a/src/libsystemd-bus/bus-message.c b/src/libsystemd-bus/bus-message.c index 78adf11ae8..7a4c65d689 100644 --- a/src/libsystemd-bus/bus-message.c +++ b/src/libsystemd-bus/bus-message.c @@ -2982,12 +2982,28 @@ int sd_bus_message_enter_container(sd_bus_message *m, char type, const char *con size_t before; int r; - if (!m) - return -EINVAL; - if (!m->sealed) - return -EPERM; - if (!contents) - return -EINVAL; + assert_return(m, -EINVAL); + assert_return(m->sealed, -EPERM); + assert_return(type != 0 || !contents, -EINVAL); + + if (type == 0 || !contents) { + const char *cc; + char tt; + + /* Allow entering into anonymous containers */ + r = sd_bus_message_peek_type(m, &tt, &cc); + if (r <= 0) + return r; + + if (type != 0 && type != tt) + return -ENXIO; + + if (contents && !streq(contents, cc)) + return -ENXIO; + + type = tt; + contents = cc; + } /* * We enforce a global limit on container depth, that is much |