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Issue 2559843003: Fuchsia: fix build (Closed)
Patch Set: Created 4 years ago
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1 // Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 #include "platform/globals.h" 5 #include "platform/globals.h"
6 #if defined(TARGET_OS_FUCHSIA) 6 #if defined(TARGET_OS_FUCHSIA)
7 7
8 #include "bin/crypto.h" 8 #include "bin/crypto.h"
9 9
10 #include <magenta/syscalls.h> 10 #include <magenta/syscalls.h>
11 11
12 namespace dart { 12 namespace dart {
13 namespace bin { 13 namespace bin {
14 14
15 bool Crypto::GetRandomBytes(intptr_t count, uint8_t* buffer) { 15 bool Crypto::GetRandomBytes(intptr_t count, uint8_t* buffer) {
16 intptr_t read = 0; 16 intptr_t read = 0;
17 while (read < count) { 17 while (read < count) {
18 const intptr_t remaining = count - read; 18 const intptr_t remaining = count - read;
19 const intptr_t len = 19 const intptr_t len =
20 (MX_CPRNG_DRAW_MAX_LEN < remaining) ? MX_CPRNG_DRAW_MAX_LEN : remaining; 20 (MX_CPRNG_DRAW_MAX_LEN < remaining) ? MX_CPRNG_DRAW_MAX_LEN : remaining;
21 mx_size_t res = 0; 21 size_t res = 0;
22 const mx_status_t status = mx_cprng_draw(buffer + read, len, &res); 22 const mx_status_t status = mx_cprng_draw(buffer + read, len, &res);
23 if (status != NO_ERROR) { 23 if (status != NO_ERROR) {
24 return false; 24 return false;
25 } 25 }
26 read += res; 26 read += res;
27 } 27 }
28 return true; 28 return true;
29 } 29 }
30 30
31 } // namespace bin 31 } // namespace bin
32 } // namespace dart 32 } // namespace dart
33 33
34 #endif // defined(TARGET_OS_FUCHSIA) 34 #endif // defined(TARGET_OS_FUCHSIA)
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