return 0;
}
+#ifdef HAVE_STRUCT_CMSGHDR
+int
+Mono_Posix_FromCmsghdr (struct Mono_Posix_Cmsghdr *from, struct cmsghdr *to)
+{
+ _cnm_return_val_if_overflow (gint64, from->cmsg_len, -1);
+
+ memset (to, 0, sizeof(*to));
+
+ to->cmsg_len = from->cmsg_len;
+ if (Mono_Posix_FromUnixSocketProtocol (from->cmsg_level, &to->cmsg_level) != 0) {
+ return -1;
+ }
+ if (Mono_Posix_FromUnixSocketControlMessage (from->cmsg_type, &to->cmsg_type) != 0) {
+ return -1;
+ }
+
+ return 0;
+}
+#endif /* ndef HAVE_STRUCT_CMSGHDR */
+
+
+#ifdef HAVE_STRUCT_CMSGHDR
+int
+Mono_Posix_ToCmsghdr (struct cmsghdr *from, struct Mono_Posix_Cmsghdr *to)
+{
+ _cnm_return_val_if_overflow (gint64, from->cmsg_len, -1);
+
+ memset (to, 0, sizeof(*to));
+
+ to->cmsg_len = from->cmsg_len;
+ if (Mono_Posix_ToUnixSocketProtocol (from->cmsg_level, &to->cmsg_level) != 0) {
+ return -1;
+ }
+ if (Mono_Posix_ToUnixSocketControlMessage (from->cmsg_type, &to->cmsg_type) != 0) {
+ return -1;
+ }
+
+ return 0;
+}
+#endif /* ndef HAVE_STRUCT_CMSGHDR */
+
+
int Mono_Posix_FromConfstrName (int x, int *r)
{
*r = 0;
errno = EINVAL; return -1;
}
+int Mono_Posix_FromUnixSocketControlMessage (int x, int *r)
+{
+ *r = 0;
+ if (x == Mono_Posix_UnixSocketControlMessage_SCM_CREDENTIALS)
+#ifdef SCM_CREDENTIALS
+ {*r = SCM_CREDENTIALS; return 0;}
+#else /* def SCM_CREDENTIALS */
+ {errno = EINVAL; return -1;}
+#endif /* ndef SCM_CREDENTIALS */
+ if (x == Mono_Posix_UnixSocketControlMessage_SCM_RIGHTS)
+#ifdef SCM_RIGHTS
+ {*r = SCM_RIGHTS; return 0;}
+#else /* def SCM_RIGHTS */
+ {errno = EINVAL; return -1;}
+#endif /* ndef SCM_RIGHTS */
+ if (x == 0)
+ return 0;
+ errno = EINVAL; return -1;
+}
+
+int Mono_Posix_ToUnixSocketControlMessage (int x, int *r)
+{
+ *r = 0;
+ if (x == 0)
+ return 0;
+#ifdef SCM_CREDENTIALS
+ if (x == SCM_CREDENTIALS)
+ {*r = Mono_Posix_UnixSocketControlMessage_SCM_CREDENTIALS; return 0;}
+#endif /* ndef SCM_CREDENTIALS */
+#ifdef SCM_RIGHTS
+ if (x == SCM_RIGHTS)
+ {*r = Mono_Posix_UnixSocketControlMessage_SCM_RIGHTS; return 0;}
+#endif /* ndef SCM_RIGHTS */
+ errno = EINVAL; return -1;
+}
+
int Mono_Posix_FromUnixSocketFlags (int x, int *r)
{
*r = 0;