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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, 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_LINUX) | 6 #if defined(TARGET_OS_LINUX) |
7 | 7 |
8 #include <errno.h> // NOLINT | 8 #include <errno.h> // NOLINT |
9 #include <stdio.h> // NOLINT | 9 #include <stdio.h> // NOLINT |
10 #include <stdlib.h> // NOLINT | 10 #include <stdlib.h> // NOLINT |
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45 return true; | 45 return true; |
46 } | 46 } |
47 | 47 |
48 | 48 |
49 bool Socket::Initialize() { | 49 bool Socket::Initialize() { |
50 // Nothing to do on Linux. | 50 // Nothing to do on Linux. |
51 return true; | 51 return true; |
52 } | 52 } |
53 | 53 |
54 | 54 |
55 intptr_t Socket::Create(RawAddr addr) { | 55 static intptr_t Create(RawAddr addr) { |
56 intptr_t fd; | 56 intptr_t fd; |
57 fd = NO_RETRY_EXPECTED( | 57 fd = NO_RETRY_EXPECTED( |
58 socket(addr.ss.ss_family, SOCK_STREAM | SOCK_NONBLOCK | SOCK_CLOEXEC, 0)); | 58 socket(addr.ss.ss_family, SOCK_STREAM | SOCK_NONBLOCK | SOCK_CLOEXEC, 0)); |
59 if (fd < 0) { | 59 if (fd < 0) { |
60 return -1; | 60 return -1; |
61 } | 61 } |
62 return fd; | 62 return fd; |
63 } | 63 } |
64 | 64 |
65 | 65 |
66 intptr_t Socket::Connect(intptr_t fd, RawAddr addr, const intptr_t port) { | 66 static intptr_t Connect(intptr_t fd, RawAddr addr, const intptr_t port) { |
67 SocketAddress::SetAddrPort(&addr, port); | 67 SocketAddress::SetAddrPort(&addr, port); |
68 intptr_t result = TEMP_FAILURE_RETRY( | 68 intptr_t result = TEMP_FAILURE_RETRY( |
69 connect(fd, &addr.addr, SocketAddress::GetAddrLength(&addr))); | 69 connect(fd, &addr.addr, SocketAddress::GetAddrLength(&addr))); |
70 if (result == 0 || errno == EINPROGRESS) { | 70 if (result == 0 || errno == EINPROGRESS) { |
71 return fd; | 71 return fd; |
72 } | 72 } |
73 VOID_TEMP_FAILURE_RETRY(close(fd)); | 73 VOID_TEMP_FAILURE_RETRY(close(fd)); |
74 return -1; | 74 return -1; |
75 } | 75 } |
76 | 76 |
77 | 77 |
78 intptr_t Socket::CreateConnect(RawAddr addr, const intptr_t port) { | 78 intptr_t Socket::CreateConnect(const RawAddr& addr, const intptr_t port) { |
79 intptr_t fd = Socket::Create(addr); | 79 intptr_t fd = Create(addr); |
80 if (fd < 0) { | 80 if (fd < 0) { |
81 return fd; | 81 return fd; |
82 } | 82 } |
83 return Socket::Connect(fd, addr, port); | 83 return Connect(fd, addr, port); |
84 } | 84 } |
85 | 85 |
86 | 86 |
| 87 intptr_t Socket::CreateBindConnect(const RawAddr& addr, |
| 88 const intptr_t port, |
| 89 const RawAddr& source_addr) { |
| 90 intptr_t fd = Create(addr); |
| 91 if (fd < 0) { |
| 92 return fd; |
| 93 } |
| 94 |
| 95 intptr_t result = TEMP_FAILURE_RETRY( |
| 96 bind(fd, &source_addr.addr, SocketAddress::GetAddrLength(&source_addr))); |
| 97 if (result != 0 && errno != EINPROGRESS) { |
| 98 VOID_TEMP_FAILURE_RETRY(close(fd)); |
| 99 return -1; |
| 100 } |
| 101 |
| 102 return Connect(fd, addr, port); |
| 103 } |
| 104 |
| 105 |
87 intptr_t Socket::Available(intptr_t fd) { | 106 intptr_t Socket::Available(intptr_t fd) { |
88 return FDUtils::AvailableBytes(fd); | 107 return FDUtils::AvailableBytes(fd); |
89 } | 108 } |
90 | 109 |
91 | 110 |
92 intptr_t Socket::Read(intptr_t fd, void* buffer, intptr_t num_bytes) { | 111 intptr_t Socket::Read(intptr_t fd, void* buffer, intptr_t num_bytes) { |
93 ASSERT(fd >= 0); | 112 ASSERT(fd >= 0); |
94 ssize_t read_bytes = TEMP_FAILURE_RETRY(read(fd, buffer, num_bytes)); | 113 ssize_t read_bytes = TEMP_FAILURE_RETRY(read(fd, buffer, num_bytes)); |
95 ASSERT(EAGAIN == EWOULDBLOCK); | 114 ASSERT(EAGAIN == EWOULDBLOCK); |
96 if (read_bytes == -1 && errno == EWOULDBLOCK) { | 115 if (read_bytes == -1 && errno == EWOULDBLOCK) { |
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552 mreq.gr_interface = interfaceIndex; | 571 mreq.gr_interface = interfaceIndex; |
553 memmove(&mreq.gr_group, &addr->ss, SocketAddress::GetAddrLength(addr)); | 572 memmove(&mreq.gr_group, &addr->ss, SocketAddress::GetAddrLength(addr)); |
554 return NO_RETRY_EXPECTED( | 573 return NO_RETRY_EXPECTED( |
555 setsockopt(fd, proto, MCAST_LEAVE_GROUP, &mreq, sizeof(mreq))) == 0; | 574 setsockopt(fd, proto, MCAST_LEAVE_GROUP, &mreq, sizeof(mreq))) == 0; |
556 } | 575 } |
557 | 576 |
558 } // namespace bin | 577 } // namespace bin |
559 } // namespace dart | 578 } // namespace dart |
560 | 579 |
561 #endif // defined(TARGET_OS_LINUX) | 580 #endif // defined(TARGET_OS_LINUX) |
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