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authorLennart Poettering <lennart@poettering.net>2013-12-24 15:53:04 +0100
committerLennart Poettering <lennart@poettering.net>2013-12-24 15:53:04 +0100
commiteff05270986a13e7de93ae16311f654d3f7c166f (patch)
treec5c7d7c456f8a8b9d3e75cb9e36b5974215003ed /src/libsystemd-bus
parent96415cad2fdd8d280ae94b02651b5f826a2f7f3d (diff)
util: unify SO_PEERCRED/SO_PEERSEC invocations
Introduce new call getpeercred() which internally just uses SO_PEERCRED but checks if the returned data is actually useful due to namespace quirks.
Diffstat (limited to 'src/libsystemd-bus')
-rw-r--r--src/libsystemd-bus/bus-socket.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/src/libsystemd-bus/bus-socket.c b/src/libsystemd-bus/bus-socket.c
index 66924b29fa..0c4b6af447 100644
--- a/src/libsystemd-bus/bus-socket.c
+++ b/src/libsystemd-bus/bus-socket.c
@@ -625,14 +625,10 @@ void bus_socket_setup(sd_bus *b) {
}
static void bus_get_peercred(sd_bus *b) {
- socklen_t l;
-
assert(b);
/* Get the peer for socketpair() sockets */
- l = sizeof(b->ucred);
- if (getsockopt(b->input_fd, SOL_SOCKET, SO_PEERCRED, &b->ucred, &l) >= 0 && l >= sizeof(b->ucred))
- b->ucred_valid = b->ucred.pid > 0;
+ b->ucred_valid = getpeercred(b->input_fd, &b->ucred) >= 0;
}
static int bus_socket_start_auth_client(sd_bus *b) {