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--- dbus-sysdeps.c.orig Sat Mar 5 13:38:54 2005
+++ dbus-sysdeps.c Tue Apr 26 01:59:05 2005
@@ -742,12 +742,40 @@ write_credentials_byte (int
{
int bytes_written;
char buf[1] = { '\0' };
+#if defined(HAVE_CMSGCRED) && (!defined(LOCAL_CREDS) || defined(__FreeBSD__))
+ struct {
+ struct cmsghdr hdr;
+ struct cmsgcred cred;
+ } cmsg;
+ struct iovec iov;
+ struct msghdr msg;
+#endif
+
+#if defined(HAVE_CMSGCRED) && (!defined(LOCAL_CREDS) || defined(__FreeBSD__))
+ iov.iov_base = buf;
+ iov.iov_len = 1;
+
+ memset (&msg, 0, sizeof (msg));
+ msg.msg_iov = &iov;
+ msg.msg_iovlen = 1;
+
+ msg.msg_control = &cmsg;
+ msg.msg_controllen = sizeof (cmsg);
+ memset (&cmsg, 0, sizeof (cmsg));
+ cmsg.hdr.cmsg_len = sizeof (cmsg);
+ cmsg.hdr.cmsg_level = SOL_SOCKET;
+ cmsg.hdr.cmsg_type = SCM_CREDS;
+#endif
_DBUS_ASSERT_ERROR_IS_CLEAR (error);
again:
+#if defined(HAVE_CMSGCRED) && (!defined(LOCAL_CREDS) || defined(__FreeBSD__))
+ bytes_written = sendmsg (server_fd, &msg, 0);
+#else
bytes_written = write (server_fd, buf, 1);
+#endif
if (bytes_written < 0 && errno == EINTR)
goto again;
@@ -801,8 +829,10 @@ _dbus_read_credentials_unix_socket (int
char buf;
#ifdef HAVE_CMSGCRED
- char cmsgmem[CMSG_SPACE (sizeof (struct cmsgcred))];
- struct cmsghdr *cmsg = (struct cmsghdr *) cmsgmem;
+ struct {
+ struct cmsghdr hdr;
+ struct cmsgcred cred;
+ } cmsg;
#endif
_DBUS_ASSERT_ERROR_IS_CLEAR (error);
@@ -817,7 +847,7 @@ _dbus_read_credentials_unix_socket (int
_dbus_credentials_clear (credentials);
-#if defined(LOCAL_CREDS) && defined(HAVE_CMSGCRED)
+#if defined(LOCAL_CREDS) && defined(HAVE_CMSGCRED) && !defined(__FreeBSD__)
/* Set the socket to receive credentials on the next message */
{
int on = 1;
@@ -837,9 +867,9 @@ _dbus_read_credentials_unix_socket (int
msg.msg_iovlen = 1;
#ifdef HAVE_CMSGCRED
- memset (cmsgmem, 0, sizeof (cmsgmem));
- msg.msg_control = cmsgmem;
- msg.msg_controllen = sizeof (cmsgmem);
+ memset (&cmsg, 0, sizeof (cmsg));
+ msg.msg_control = &cmsg;
+ msg.msg_controllen = sizeof (cmsg);
#endif
again:
@@ -862,9 +892,10 @@ _dbus_read_credentials_unix_socket (int
}
#ifdef HAVE_CMSGCRED
- if (cmsg->cmsg_len < sizeof (cmsgmem) || cmsg->cmsg_type != SCM_CREDS)
+ if (cmsg.hdr.cmsg_len < sizeof (cmsg) || cmsg.hdr.cmsg_type != SCM_CREDS)
{
- dbus_set_error (error, DBUS_ERROR_FAILED);
+ dbus_set_error (error, DBUS_ERROR_FAILED,
+ "Did not receive credentials");
_dbus_verbose ("Message from recvmsg() was not SCM_CREDS\n");
return FALSE;
}
@@ -890,13 +921,9 @@ _dbus_read_credentials_unix_socket (int
cr_len, (int) sizeof (cr), _dbus_strerror (errno));
}
#elif defined(HAVE_CMSGCRED)
- struct cmsgcred *cred;
-
- cred = (struct cmsgcred *) CMSG_DATA (cmsg);
-
- credentials->pid = cred->cmcred_pid;
- credentials->uid = cred->cmcred_euid;
- credentials->gid = cred->cmcred_groups[0];
+ credentials->pid = cmsg.cred.cmcred_pid;
+ credentials->uid = cmsg.cred.cmcred_euid;
+ credentials->gid = cmsg.cred.cmcred_groups[0];
#else /* !SO_PEERCRED && !HAVE_CMSGCRED */
_dbus_verbose ("Socket credentials not supported on this OS\n");
#endif
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