Lines Matching refs:cmsghdr
222 struct cmsghdr struct
237 # define CMSG_DATA(cmsg) ((unsigned char *) ((struct cmsghdr *) (cmsg) + 1)) argument
243 ((size_t) (mhdr)->msg_controllen >= sizeof (struct cmsghdr) \
244 ? (struct cmsghdr *) (mhdr)->msg_control : (struct cmsghdr *) 0)
249 + CMSG_ALIGN (sizeof (struct cmsghdr)))
250 #define CMSG_LEN(len) (CMSG_ALIGN (sizeof (struct cmsghdr)) + (len))
252 extern struct cmsghdr *__cmsg_nxthdr (struct msghdr *__mhdr,
253 struct cmsghdr *__cmsg) __THROW;
258 _EXTERN_INLINE struct cmsghdr *
259 __NTH (__cmsg_nxthdr (struct msghdr *__mhdr, struct cmsghdr *__cmsg)) in __NTH()
261 if ((size_t) __cmsg->cmsg_len < sizeof (struct cmsghdr)) in __NTH()
263 return (struct cmsghdr *) 0; in __NTH()
265 __cmsg = (struct cmsghdr *) ((unsigned char *) __cmsg in __NTH()
272 return (struct cmsghdr *) 0; in __NTH()