Lines Matching defs:cmsghdr
280 struct cmsghdr
283 of cmsghdr structure.
298 # define CMSG_DATA(cmsg) ((unsigned char *) ((struct cmsghdr *) (cmsg) + 1))
302 ((size_t) (mhdr)->msg_controllen >= sizeof (struct cmsghdr) \
303 ? (struct cmsghdr *) (mhdr)->msg_control : (struct cmsghdr *) 0)
307 + CMSG_ALIGN (sizeof (struct cmsghdr)))
308 #define CMSG_LEN(len) (CMSG_ALIGN (sizeof (struct cmsghdr)) + (len))
310 extern struct cmsghdr *__cmsg_nxthdr (struct msghdr *__mhdr,
311 struct cmsghdr *__cmsg) __THROW;
316 _EXTERN_INLINE struct cmsghdr *
317 __NTH (__cmsg_nxthdr (struct msghdr *__mhdr, struct cmsghdr *__cmsg))
319 if ((size_t) __cmsg->cmsg_len < sizeof (struct cmsghdr))
321 return (struct cmsghdr *) 0;
323 __cmsg = (struct cmsghdr *) ((unsigned char *) __cmsg
330 return (struct cmsghdr *) 0;
