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1 /* | 1 /* |
2 * Copyright (c) 2013 The Native Client Authors. All rights reserved. | 2 * Copyright (c) 2013 The Native Client Authors. All rights reserved. |
3 * Use of this source code is governed by a BSD-style license that can be | 3 * Use of this source code is governed by a BSD-style license that can be |
4 * found in the LICENSE file. | 4 * found in the LICENSE file. |
5 */ | 5 */ |
6 | 6 |
7 #ifndef NATIVE_CLIENT_SRC_TRUSTED_REVERSE_SERVICE_NACL_FILE_INFO_H_ | 7 #ifndef NATIVE_CLIENT_SRC_PUBLIC_NACL_FILE_INFO_H_ |
8 #define NATIVE_CLIENT_SRC_TRUSTED_REVERSE_SERVICE_NACL_FILE_INFO_H_ | 8 #define NATIVE_CLIENT_SRC_PUBLIC_NACL_FILE_INFO_H_ |
9 | 9 |
10 #include "native_client/src/include/nacl_base.h" | 10 #include "native_client/src/include/nacl_base.h" |
11 #include "native_client/src/include/portability.h" | 11 #include "native_client/src/include/portability.h" |
12 | 12 |
13 EXTERN_C_BEGIN | 13 EXTERN_C_BEGIN |
14 | 14 |
15 /* | 15 /* |
16 * NaClFileToken is a single-use nonce that the NaCl process can use to query | 16 * NaClFileToken is a single-use nonce that the NaCl process can use to query |
Mark Seaborn
2014/05/15 00:36:10
Maybe also comment that this is metadata that is u
jvoung (off chromium)
2014/05/16 18:02:05
Done.
| |
17 * the browser process for trusted information about a file. lo == 0 && hi == 0 | 17 * the browser process for trusted information about a file. lo == 0 && hi == 0 |
18 * indicates the token is invalid and no additional information is available. | 18 * indicates the token is invalid and no additional information is available. |
19 */ | 19 */ |
20 struct NaClFileToken { | 20 struct NaClFileToken { |
21 uint64_t lo; | 21 uint64_t lo; |
22 uint64_t hi; | 22 uint64_t hi; |
23 }; | 23 }; |
24 | 24 |
25 static INLINE int NaClFileTokenIsValid(struct NaClFileToken *file_token) { | |
26 return !(file_token->lo == 0 && file_token->hi == 0); | |
27 } | |
28 | |
25 struct NaClFileInfo { | 29 struct NaClFileInfo { |
26 /* desc is either a Unix file descriptor or a Windows file handle. */ | 30 /* desc is either a Unix file descriptor or a Windows file handle. */ |
27 int32_t desc; | 31 int32_t desc; |
28 struct NaClFileToken file_token; | 32 struct NaClFileToken file_token; |
29 }; | 33 }; |
30 | 34 |
31 EXTERN_C_END | 35 EXTERN_C_END |
32 | 36 |
33 #endif /* NATIVE_CLIENT_SRC_TRUSTED_REVERSE_SERVICE_NACL_FILE_INFO_H_ */ | 37 #endif /* NATIVE_CLIENT_SRC_PUBLIC_NACL_FILE_INFO_H_ */ |
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