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3rdparty/c-ares-1.18.1/src/lib/ares_writev.h 1.08 KB
73ef4ff3   Hu Chunming   提交三方库
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  #ifndef HEADER_CARES_WRITEV_H
  #define HEADER_CARES_WRITEV_H
  
  
  /* Copyright 1998 by the Massachusetts Institute of Technology.
   *
   * Permission to use, copy, modify, and distribute this
   * software and its documentation for any purpose and without
   * fee is hereby granted, provided that the above copyright
   * notice appear in all copies and that both that copyright
   * notice and this permission notice appear in supporting
   * documentation, and that the name of M.I.T. not be used in
   * advertising or publicity pertaining to distribution of the
   * software without specific, written prior permission.
   * M.I.T. makes no representations about the suitability of
   * this software for any purpose.  It is provided "as is"
   * without express or implied warranty.
   */
  
  #include "ares_setup.h"
  #include "ares.h"
  
  #ifndef HAVE_WRITEV
  
  /* Structure for scatter/gather I/O. */
  struct iovec
  {
    void *iov_base;  /* Pointer to data. */
    size_t iov_len;  /* Length of data.  */
  };
  
  extern ares_ssize_t ares_writev(ares_socket_t s, const struct iovec *iov, int iovcnt);
  
  #endif
  
  #endif /* HEADER_CARES_WRITEV_H */