mojo/embedder/platform_channel_utils_posix.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef MOJO_EMBEDDER_PLATFORM_CHANNEL_UTILS_POSIX_H_
   6 #define MOJO_EMBEDDER_PLATFORM_CHANNEL_UTILS_POSIX_H_
   7
   8 #include <stddef.h>
   9 #include <sys/types.h>  // For |ssize_t|.
  10
  11 #include "mojo/embedder/platform_handle.h"
  12 #include "mojo/system/system_impl_export.h"
  13
  14 struct iovec;  // Declared in <sys/uio.h>.
  15
  16 namespace mojo {
  17 namespace embedder {
  18
  19 // Use these to write to a socket created using |PlatformChannelPair| (or
  20 // equivalent). These are like |write()| and |writev()|, but handle |EINTR| and
  21 // never raise |SIGPIPE|. (Note: On Mac, the suppression of |SIGPIPE| is set up
  22 // by |PlatformChannelPair|.)
  23 MOJO_SYSTEM_IMPL_EXPORT ssize_t PlatformChannelWrite(PlatformHandle h,
  24                                                      const void* bytes,
  25                                                      size_t num_bytes);
  26 MOJO_SYSTEM_IMPL_EXPORT ssize_t PlatformChannelWritev(PlatformHandle h,
  27                                                       struct iovec* iov,
  28                                                       size_t num_iov);
  29
  30 }  // namespace embedder
  31 }  // namespace mojo
  32
  33 #endif  // MOJO_EMBEDDER_PLATFORM_CHANNEL_UTILS_POSIX_H_