Lines Matching refs:cmsg
107 #define CMSG_COMPAT_DATA(cmsg) \ argument
108 ((void __user *)((char __user *)(cmsg) + sizeof(struct compat_cmsghdr)))
126 struct compat_cmsghdr __user *cmsg, int cmsg_len) in cmsg_compat_nxthdr()
128 char __user *ptr = (char __user *)cmsg + CMSG_COMPAT_ALIGN(cmsg_len); in cmsg_compat_nxthdr()
184 struct compat_cmsghdr cmsg; in cmsghdr_from_user_compat_to_kern() local
185 if (copy_from_user(&cmsg, ucmsg, sizeof(cmsg))) in cmsghdr_from_user_compat_to_kern()
187 if (!CMSG_COMPAT_OK(cmsg.cmsg_len, ucmsg, kmsg)) in cmsghdr_from_user_compat_to_kern()
189 tmp = ((cmsg.cmsg_len - sizeof(*ucmsg)) + sizeof(struct cmsghdr)); in cmsghdr_from_user_compat_to_kern()
193 kcmsg->cmsg_level = cmsg.cmsg_level; in cmsghdr_from_user_compat_to_kern()
194 kcmsg->cmsg_type = cmsg.cmsg_type; in cmsghdr_from_user_compat_to_kern()
198 (cmsg.cmsg_len - sizeof(*ucmsg)))) in cmsghdr_from_user_compat_to_kern()
203 ucmsg = cmsg_compat_nxthdr(kmsg, ucmsg, cmsg.cmsg_len); in cmsghdr_from_user_compat_to_kern()