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| 1 /* | |
| 2 * Copyright (c) 2011 The Native Client Authors. All rights reserved. | |
| 3 * Use of this source code is governed by a BSD-style license that can be | |
| 4 * found in the LICENSE file. | |
| 5 */ | |
| 6 | |
| 7 #ifndef _NATIVE_CLIENT_SRC_PUBLIC_NAME_SERVICE_H_ | |
| 8 #define _NATIVE_CLIENT_SRC_PUBLIC_NAME_SERVICE_H_ | |
| 9 | |
| 10 #define NACL_NAME_SERVICE_CONNECTION_MAX 8 | |
| 11 | |
| 12 #define NACL_NAME_SERVICE_SUCCESS 0 | |
| 13 #define NACL_NAME_SERVICE_NAME_NOT_FOUND 1 | |
| 14 #define NACL_NAME_SERVICE_DUPLICATE_NAME 2 | |
| 15 #define NACL_NAME_SERVICE_INSUFFICIENT_RESOURCES 3 | |
| 16 #define NACL_NAME_SERVICE_PERMISSION_DENIED 4 | |
| 17 #define NACL_NAME_SERVICE_INVALID_ARGUMENT 5 | |
| 18 | |
| 19 #define NACL_NAME_SERVICE_INSERT "insert:sih:i" | |
| 20 /* object name, max access mode, descriptor -> status */ | |
| 21 | |
| 22 #define NACL_NAME_SERVICE_DELETE "delete:s:i" | |
| 23 /* object name -> status */ | |
| 24 | |
| 25 #define NACL_NAME_SERVICE_LOOKUP_DEPRECATED "lookup:s:ih" | |
| 26 /* | |
| 27 * object name -> status, descriptor; flags curried to be RDONLY. | |
| 28 * deprecated; for ABI backward compatibility while TC and apps are | |
| 29 * updated. | |
| 30 */ | |
| 31 | |
| 32 #define NACL_NAME_SERVICE_LOOKUP "lookup:si:ih" | |
| 33 /* object name, flags -> status, descriptor */ | |
| 34 | |
| 35 #define NACL_NAME_SERVICE_TAKE_OWNERSHIP "take_ownership::" | |
| 36 /* | |
| 37 * make the name service immutable by all other connections. when the | |
| 38 * owner connection is closed, the name service may become writable to | |
| 39 * all again. does not have to be implemented by all name services. | |
| 40 */ | |
| 41 | |
| 42 /* | |
| 43 * Mode argument for insert and flags argument lookup must contain in | |
| 44 * the NACL_ABI_O_ACCMODE bit field one of | |
| 45 * | |
| 46 * NACL_ABI_O_RDONLY | |
| 47 * NACL_ABI_O_WRONLY | |
| 48 * NACL_ABI_O_RDWR | |
| 49 * | |
| 50 * and lookup flags argument may also contain any of | |
| 51 * | |
| 52 * NACL_ABI_O_CREAT | |
| 53 * NACL_ABI_O_TRUNC | |
| 54 * NACL_ABI_O_APPEND | |
| 55 * | |
| 56 * though whether the latter flag bits are supported or not depends on | |
| 57 * the name service. | |
| 58 * | |
| 59 * Connection capabilities should be looked up with O_RDWR. An fstat | |
| 60 * is required if client code needs to distinguish between a (file) | |
| 61 * descriptor for which the read and write syscalls work and a | |
| 62 * connection capability, though it's better to just attempt the | |
| 63 * syscall(s) and detect the failure. | |
| 64 * | |
| 65 * When lookup occurs and asks for RDONLY, if a name entry with that | |
| 66 * name with either RDONLY or RDWR mode exists, then that entry is | |
| 67 * returned; otherwise a NACL_NAME_SERVICE_NAME_NOT_FOUND or | |
| 68 * NACL_NAME_SERVICE_PERMISSION_DENIED status is returned. | |
| 69 */ | |
| 70 | |
| 71 #endif /* _NATIVE_CLIENT_SRC_PUBLIC_NAME_SERVICE_H_ */ | |
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Chromium Code Reviews
Issue 891603002:
Removes the name service from the service runtime (Closed)
Base URL: https://chromium.googlesource.com/native_client/src/native_client.git@master