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Issue 609593002: - Remove Isolate::CurrentAddress(). (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 6 years, 2 months ago
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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2012, 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_MACOS) 6 #if defined(TARGET_OS_MACOS)
7 7
8 #include <errno.h> // NOLINT 8 #include <errno.h> // NOLINT
9 #include <fcntl.h> // NOLINT 9 #include <fcntl.h> // NOLINT
10 10
11 #include "bin/fdutils.h" 11 #include "bin/fdutils.h"
12 #include "bin/crypto.h" 12 #include "bin/crypto.h"
13 #include "platform/signal_blocker.h" 13 #include "platform/signal_blocker.h"
14 14
15 15
16 namespace dart { 16 namespace dart {
17 namespace bin { 17 namespace bin {
18 18
19 bool Crypto::GetRandomBytes(intptr_t count, uint8_t* buffer) { 19 bool Crypto::GetRandomBytes(intptr_t count, uint8_t* buffer) {
20 ThreadSignalBlocker signal_blocker(SIGPROF); 20 ThreadSignalBlocker signal_blocker(SIGPROF);
21 intptr_t fd = TEMP_FAILURE_RETRY_NO_SIGNAL_BLOCKER( 21 intptr_t fd = TEMP_FAILURE_RETRY_NO_SIGNAL_BLOCKER(
22 open("/dev/urandom", O_RDONLY)); 22 open("/dev/urandom", O_RDONLY));
23 if (fd < 0) return false; 23 if (fd < 0) {
24 return false;
25 }
24 intptr_t bytes_read = 0; 26 intptr_t bytes_read = 0;
25 do { 27 do {
26 int res = TEMP_FAILURE_RETRY_NO_SIGNAL_BLOCKER( 28 int res = TEMP_FAILURE_RETRY_NO_SIGNAL_BLOCKER(
27 read(fd, buffer + bytes_read, count - bytes_read)); 29 read(fd, buffer + bytes_read, count - bytes_read));
28 if (res < 0) { 30 if (res < 0) {
29 int err = errno; 31 int err = errno;
30 VOID_TEMP_FAILURE_RETRY_NO_SIGNAL_BLOCKER(close(fd)); 32 VOID_TEMP_FAILURE_RETRY_NO_SIGNAL_BLOCKER(close(fd));
31 errno = err; 33 errno = err;
32 return false; 34 return false;
33 } 35 }
34 bytes_read += res; 36 bytes_read += res;
35 } while (bytes_read < count); 37 } while (bytes_read < count);
36 VOID_TEMP_FAILURE_RETRY_NO_SIGNAL_BLOCKER(close(fd)); 38 VOID_TEMP_FAILURE_RETRY_NO_SIGNAL_BLOCKER(close(fd));
37 return true; 39 return true;
38 } 40 }
39 41
40 } // namespace bin 42 } // namespace bin
41 } // namespace dart 43 } // namespace dart
42 44
43 #endif // defined(TARGET_OS_MACOS) 45 #endif // defined(TARGET_OS_MACOS)
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