service_runtime/nacl_desc_imc.h

   1 /*
   2  * Copyright 2008, Google Inc.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are
   7  * met:
   8  *
   9  *     * Redistributions of source code must retain the above copyright
  10  * notice, this list of conditions and the following disclaimer.
  11  *     * Redistributions in binary form must reproduce the above
  12  * copyright notice, this list of conditions and the following disclaimer
  13  * in the documentation and/or other materials provided with the
  14  * distribution.
  15  *     * Neither the name of Google Inc. nor the names of its
  16  * contributors may be used to endorse or promote products derived from
  17  * this software without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  20  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  21  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  22  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  23  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  24  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  25  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  29  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 /*
  33  * NaCl service runtime.  NaClDescImcDesc subclass of NaClDesc.
  34  */
  35 #ifndef NATIVE_CLIENT_SERVICE_RUNTIME_NACL_DESC_IMC_H_
  36 #define NATIVE_CLIENT_SERVICE_RUNTIME_NACL_DESC_IMC_H_
  37
  38 #include "native_client/include/portability.h"
  39
  40 #include "native_client/include/nacl_base.h"
  41
  42 /*
  43  * get NaClHandle, which is a typedef and not a struct pointer, so
  44  * impossible to just forward declare.
  45  */
  46 #include "native_client/intermodule_comm/nacl_imc_c.h"
  47
  48 EXTERN_C_BEGIN
  49
  50 struct NaClDesc;
  51 struct NaClDescEffector;
  52 struct NaClDescImcDesc;
  53 struct NaClDescXferState;
  54 struct NaClHostDesc;
  55 struct NaClMessageHeader;
  56 struct nacl_abi_timespec;
  57 struct nacl_abi_stat;
  58
  59 int NaClDescImcDescCtor(struct NaClDescImcDesc  *self,
  60                         NaClHandle              d);
  61
  62 void NaClDescImcDescDtor(struct NaClDesc *vself);
  63
  64 int NaClDescImcDescClose(struct NaClDesc          *vself,
  65                          struct NaClDescEffector  *effp);
  66
  67 int NaClDescImcDescExternalizeSize(struct NaClDesc  *vself,
  68                                    size_t           *nbytes,
  69                                    size_t           *nhandles);
  70
  71 int NaClDescImcDescExternalize(struct NaClDesc          *vself,
  72                                struct NaClDescXferState *xfer);
  73
  74 int NaClDescImcDescSendMsg(struct NaClDesc          *vself,
  75                            struct NaClDescEffector  *effp,
  76                            struct NaClMessageHeader *dgram,
  77                            int                      flags);
  78
  79 int NaClDescImcDescRecvMsg(struct NaClDesc          *vself,
  80                            struct NaClDescEffector  *effp,
  81                            struct NaClMessageHeader *dgram,
  82                            int                      flags);
  83
  84 EXTERN_C_END
  85
  86 #endif