service_runtime/nacl_desc_dir.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.  NaClDescDirDesc subclass of NaClDesc.
  34  */
  35 #ifndef NATIVE_CLIENT_SERVICE_RUNTIME_NACL_DESC_DIR_H_
  36 #define NATIVE_CLIENT_SERVICE_RUNTIME_NACL_DESC_DIR_H_
  37
  38 #include "native_client/include/portability.h"
  39
  40 struct NaClDesc;
  41 struct NaClDescEffector;
  42 struct NaClDescDirDesc;
  43 struct NaClDescXferState;
  44 struct NaClHostDesc;
  45 struct NaClMessageHeader;
  46 struct nacl_abi_stat;
  47 struct nacl_abi_timespec;
  48
  49 int NaClDescDirDescCtor(struct NaClDescDirDesc  *self,
  50                         struct NaClHostDir      *hd);
  51
  52 void NaClDescDirDescDtor(struct NaClDesc *vself);
  53
  54 struct NaClDescDirDesc *NaClDescDirDescMake(struct NaClHostDir *nhdp);
  55
  56 /* simple factory */
  57 struct NaClDescDirDesc *NaClDescDirDescOpen(char  *path);
  58
  59 ssize_t NaClDescDirDescRead(struct NaClDesc         *vself,
  60                             struct NaClDescEffector *effp,
  61                             void                    *buf,
  62                             size_t                  len);
  63
  64 int NaClDescDirDescClose(struct NaClDesc          *vself,
  65                          struct NaClDescEffector  *effp);
  66
  67 ssize_t NaClDescDirDescGetdents(struct NaClDesc         *vself,
  68                                 struct NaClDescEffector *effp,
  69                                 void                    *dirp,
  70                                 size_t                  count);
  71
  72 int NaClDescDirDescExternalizeSize(struct NaClDesc *vself,
  73                                    size_t          *nbytes,
  74                                    size_t          *nhandles);
  75
  76 #endif  /* NATIVE_CLIENT_SERVICE_RUNTIME_NACL_DESC_DIR_H_ */