minix/net/lwip/util.h

   1 #ifndef MINIX_NET_LWIP_UTIL_H
   2 #define MINIX_NET_LWIP_UTIL_H
   3
   4 /* util.c */
   5 int util_timeval_to_ticks(const struct timeval * tv, clock_t * ticksp);
   6 void util_ticks_to_timeval(clock_t ticks, struct timeval * tv);
   7 int util_copy_data(const struct sockdriver_data * data, size_t len, size_t off,
   8         const struct pbuf * pbuf, size_t skip, int copy_in);
   9 ssize_t util_coalesce(char * buf, size_t max, const iovec_t * iov,
  10         unsigned int iovcnt);
  11 int util_convert_err(err_t err);
  12 int util_is_root(endpoint_t user_endpt);
  13 ssize_t util_pcblist(struct rmib_call * call, struct rmib_oldp * oldp,
  14         const void *(*enum_proc)(const void *),
  15         void (*get_info_proc)(struct kinfo_pcb *, const void *));
  16
  17 /*
  18  * In our code, pbuf header adjustments should never fail.  This wrapper checks
  19  * that the pbuf_header() call succeeds, and panics otherwise.
  20  */
  21 #define util_pbuf_header(pbuf,incr)                                         \
  22         do {                                                                \
  23                 if (pbuf_header((pbuf), (incr)))                            \
  24                         panic("unexpected pbuf header adjustment failure"); \
  25         } while (0)
  26
  27 #endif /* !MINIX_NET_LWIP_UTIL_H */