Lines Matching refs:cmsghdr

234 struct cmsghdr  struct
249 # define CMSG_DATA(cmsg) ((unsigned char *) ((struct cmsghdr *) (cmsg) + 1))  argument
253   ((size_t) (mhdr)->msg_controllen >= sizeof (struct cmsghdr)		      \
254    ? (struct cmsghdr *) (mhdr)->msg_control : (struct cmsghdr *) 0)
258 			 + CMSG_ALIGN (sizeof (struct cmsghdr)))
259 #define CMSG_LEN(len)   (CMSG_ALIGN (sizeof (struct cmsghdr)) + (len))
261 extern struct cmsghdr *__cmsg_nxthdr (struct msghdr *__mhdr,
262 				      struct cmsghdr *__cmsg) __THROW;
267 _EXTERN_INLINE struct cmsghdr *
268 __NTH (__cmsg_nxthdr (struct msghdr *__mhdr, struct cmsghdr *__cmsg))  in __NTH()
270   if ((size_t) __cmsg->cmsg_len < sizeof (struct cmsghdr))  in __NTH()
274   __cmsg = (struct cmsghdr *) ((unsigned char *) __cmsg  in __NTH()