2012-08-13 23:06:52 +00:00
|
|
|
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
|
|
|
|
// for details. All rights reserved. Use of this source code is governed by a
|
|
|
|
// BSD-style license that can be found in the LICENSE file.
|
|
|
|
|
2013-02-20 21:17:38 +00:00
|
|
|
#include "platform/globals.h"
|
|
|
|
#if defined(TARGET_OS_ANDROID)
|
|
|
|
|
|
|
|
#include <errno.h> // NOLINT
|
|
|
|
#include <stdio.h> // NOLINT
|
|
|
|
#include <stdlib.h> // NOLINT
|
|
|
|
#include <string.h> // NOLINT
|
2013-05-28 12:58:30 +00:00
|
|
|
#include <sys/stat.h> // NOLINT
|
2013-02-20 21:17:38 +00:00
|
|
|
#include <unistd.h> // NOLINT
|
2013-03-14 12:46:54 +00:00
|
|
|
#include <netinet/tcp.h> // NOLINT
|
2012-08-13 23:06:52 +00:00
|
|
|
|
2012-11-19 17:38:15 +00:00
|
|
|
#include "bin/fdutils.h"
|
2013-05-28 12:58:30 +00:00
|
|
|
#include "bin/file.h"
|
|
|
|
#include "bin/socket.h"
|
2012-08-13 23:06:52 +00:00
|
|
|
|
2014-03-17 13:51:11 +00:00
|
|
|
#include "platform/signal_blocker.h"
|
|
|
|
|
2012-08-13 23:06:52 +00:00
|
|
|
|
2013-04-25 14:22:30 +00:00
|
|
|
namespace dart {
|
|
|
|
namespace bin {
|
|
|
|
|
2013-10-01 11:27:46 +00:00
|
|
|
SocketAddress::SocketAddress(struct sockaddr* sa) {
|
2013-04-24 09:26:58 +00:00
|
|
|
ASSERT(INET6_ADDRSTRLEN >= INET_ADDRSTRLEN);
|
2013-12-12 15:45:25 +00:00
|
|
|
if (!Socket::FormatNumericAddress(
|
|
|
|
reinterpret_cast<RawAddr*>(sa), as_string_, INET6_ADDRSTRLEN)) {
|
|
|
|
as_string_[0] = 0;
|
|
|
|
}
|
2013-10-01 11:27:46 +00:00
|
|
|
socklen_t salen = GetAddrLength(reinterpret_cast<RawAddr*>(sa));
|
2013-12-12 15:45:25 +00:00
|
|
|
memmove(reinterpret_cast<void *>(&addr_), sa, salen);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
bool Socket::FormatNumericAddress(RawAddr* addr, char* address, int len) {
|
|
|
|
socklen_t salen = SocketAddress::GetAddrLength(addr);
|
2014-03-17 13:51:11 +00:00
|
|
|
if (NO_RETRY_EXPECTED(getnameinfo(&addr->addr,
|
|
|
|
salen,
|
|
|
|
address,
|
|
|
|
len,
|
|
|
|
NULL,
|
|
|
|
0,
|
|
|
|
NI_NUMERICHOST)) != 0) {
|
2013-12-12 15:45:25 +00:00
|
|
|
return false;
|
2013-09-20 12:46:50 +00:00
|
|
|
}
|
2013-12-12 15:45:25 +00:00
|
|
|
return true;
|
2013-04-24 09:26:58 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
2012-08-13 23:06:52 +00:00
|
|
|
bool Socket::Initialize() {
|
|
|
|
// Nothing to do on Android.
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2015-02-10 11:56:51 +00:00
|
|
|
static intptr_t Create(RawAddr addr) {
|
2012-08-13 23:06:52 +00:00
|
|
|
intptr_t fd;
|
2014-03-17 13:51:11 +00:00
|
|
|
fd = NO_RETRY_EXPECTED(socket(addr.ss.ss_family, SOCK_STREAM, 0));
|
2012-08-13 23:06:52 +00:00
|
|
|
if (fd < 0) {
|
|
|
|
return -1;
|
|
|
|
}
|
2012-11-15 11:27:33 +00:00
|
|
|
FDUtils::SetCloseOnExec(fd);
|
2013-05-29 14:34:15 +00:00
|
|
|
return fd;
|
|
|
|
}
|
|
|
|
|
2012-08-13 23:06:52 +00:00
|
|
|
|
2015-02-10 11:56:51 +00:00
|
|
|
static intptr_t Connect(intptr_t fd, RawAddr addr, const intptr_t port) {
|
2013-04-24 09:26:58 +00:00
|
|
|
SocketAddress::SetAddrPort(&addr, port);
|
2014-03-17 13:51:11 +00:00
|
|
|
intptr_t result = TEMP_FAILURE_RETRY(
|
|
|
|
connect(fd, &addr.addr, SocketAddress::GetAddrLength(&addr)));
|
2012-08-13 23:06:52 +00:00
|
|
|
if (result == 0 || errno == EINPROGRESS) {
|
|
|
|
return fd;
|
|
|
|
}
|
2014-03-17 13:51:11 +00:00
|
|
|
VOID_TEMP_FAILURE_RETRY(close(fd));
|
2012-08-13 23:06:52 +00:00
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2015-02-10 11:56:51 +00:00
|
|
|
intptr_t Socket::CreateConnect(const RawAddr& addr, const intptr_t port) {
|
|
|
|
intptr_t fd = Create(addr);
|
2013-05-29 14:34:15 +00:00
|
|
|
if (fd < 0) {
|
|
|
|
return fd;
|
|
|
|
}
|
|
|
|
|
2015-02-10 07:29:36 +00:00
|
|
|
FDUtils::SetNonBlocking(fd);
|
2013-05-29 14:34:15 +00:00
|
|
|
|
2015-02-10 11:56:51 +00:00
|
|
|
return Connect(fd, addr, port);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
intptr_t Socket::CreateBindConnect(const RawAddr& addr,
|
|
|
|
const intptr_t port,
|
|
|
|
const RawAddr& source_addr) {
|
|
|
|
intptr_t fd = Create(addr);
|
|
|
|
if (fd < 0) {
|
|
|
|
return fd;
|
|
|
|
}
|
|
|
|
|
|
|
|
intptr_t result = TEMP_FAILURE_RETRY(
|
|
|
|
bind(fd, &source_addr.addr, SocketAddress::GetAddrLength(&source_addr)));
|
|
|
|
if (result != 0 && errno != EINPROGRESS) {
|
|
|
|
VOID_TEMP_FAILURE_RETRY(close(fd));
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
return Connect(fd, addr, port);
|
2013-05-29 14:34:15 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
2012-08-13 23:06:52 +00:00
|
|
|
intptr_t Socket::Available(intptr_t fd) {
|
|
|
|
return FDUtils::AvailableBytes(fd);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2014-06-05 17:33:52 +00:00
|
|
|
intptr_t Socket::Read(intptr_t fd, void* buffer, intptr_t num_bytes) {
|
2012-08-13 23:06:52 +00:00
|
|
|
ASSERT(fd >= 0);
|
2014-03-17 13:51:11 +00:00
|
|
|
ssize_t read_bytes = TEMP_FAILURE_RETRY(read(fd, buffer, num_bytes));
|
2012-08-13 23:06:52 +00:00
|
|
|
ASSERT(EAGAIN == EWOULDBLOCK);
|
|
|
|
if (read_bytes == -1 && errno == EWOULDBLOCK) {
|
|
|
|
// If the read would block we need to retry and therefore return 0
|
|
|
|
// as the number of bytes written.
|
|
|
|
read_bytes = 0;
|
|
|
|
}
|
|
|
|
return read_bytes;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2014-06-05 17:33:52 +00:00
|
|
|
intptr_t Socket::RecvFrom(intptr_t fd, void* buffer, intptr_t num_bytes,
|
2013-12-12 15:45:25 +00:00
|
|
|
RawAddr* addr) {
|
|
|
|
ASSERT(fd >= 0);
|
|
|
|
socklen_t addr_len = sizeof(addr->ss);
|
2014-03-17 13:51:11 +00:00
|
|
|
ssize_t read_bytes = TEMP_FAILURE_RETRY(
|
|
|
|
recvfrom(fd, buffer, num_bytes, 0, &addr->addr, &addr_len));
|
2013-12-12 15:45:25 +00:00
|
|
|
if (read_bytes == -1 && errno == EWOULDBLOCK) {
|
|
|
|
// If the read would block we need to retry and therefore return 0
|
|
|
|
// as the number of bytes written.
|
|
|
|
read_bytes = 0;
|
|
|
|
}
|
|
|
|
return read_bytes;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2014-06-05 17:33:52 +00:00
|
|
|
intptr_t Socket::Write(intptr_t fd, const void* buffer, intptr_t num_bytes) {
|
2012-08-13 23:06:52 +00:00
|
|
|
ASSERT(fd >= 0);
|
2014-03-17 13:51:11 +00:00
|
|
|
ssize_t written_bytes = TEMP_FAILURE_RETRY(write(fd, buffer, num_bytes));
|
2012-08-13 23:06:52 +00:00
|
|
|
ASSERT(EAGAIN == EWOULDBLOCK);
|
|
|
|
if (written_bytes == -1 && errno == EWOULDBLOCK) {
|
|
|
|
// If the would block we need to retry and therefore return 0 as
|
|
|
|
// the number of bytes written.
|
|
|
|
written_bytes = 0;
|
|
|
|
}
|
|
|
|
return written_bytes;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2014-06-05 17:33:52 +00:00
|
|
|
intptr_t Socket::SendTo(intptr_t fd, const void* buffer, intptr_t num_bytes,
|
2013-12-12 15:45:25 +00:00
|
|
|
RawAddr addr) {
|
|
|
|
ASSERT(fd >= 0);
|
2014-03-17 13:51:11 +00:00
|
|
|
ssize_t written_bytes = TEMP_FAILURE_RETRY(
|
|
|
|
sendto(fd, buffer, num_bytes, 0,
|
|
|
|
&addr.addr, SocketAddress::GetAddrLength(&addr)));
|
2013-12-12 15:45:25 +00:00
|
|
|
ASSERT(EAGAIN == EWOULDBLOCK);
|
|
|
|
if (written_bytes == -1 && errno == EWOULDBLOCK) {
|
|
|
|
// If the would block we need to retry and therefore return 0 as
|
|
|
|
// the number of bytes written.
|
|
|
|
written_bytes = 0;
|
|
|
|
}
|
|
|
|
return written_bytes;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2012-08-13 23:06:52 +00:00
|
|
|
intptr_t Socket::GetPort(intptr_t fd) {
|
|
|
|
ASSERT(fd >= 0);
|
2013-04-24 09:26:58 +00:00
|
|
|
RawAddr raw;
|
|
|
|
socklen_t size = sizeof(raw);
|
2014-03-17 13:51:11 +00:00
|
|
|
if (NO_RETRY_EXPECTED(getsockname(fd, &raw.addr, &size))) {
|
2012-08-13 23:06:52 +00:00
|
|
|
return 0;
|
|
|
|
}
|
2013-04-24 09:26:58 +00:00
|
|
|
return SocketAddress::GetAddrPort(&raw);
|
2012-08-13 23:06:52 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
2013-11-05 13:24:49 +00:00
|
|
|
SocketAddress* Socket::GetRemotePeer(intptr_t fd, intptr_t* port) {
|
2012-08-13 23:06:52 +00:00
|
|
|
ASSERT(fd >= 0);
|
2013-04-24 09:26:58 +00:00
|
|
|
RawAddr raw;
|
|
|
|
socklen_t size = sizeof(raw);
|
2014-03-17 13:51:11 +00:00
|
|
|
if (NO_RETRY_EXPECTED(getpeername(fd, &raw.addr, &size))) {
|
2013-11-05 13:24:49 +00:00
|
|
|
return NULL;
|
2012-08-13 23:06:52 +00:00
|
|
|
}
|
2013-04-24 09:26:58 +00:00
|
|
|
*port = SocketAddress::GetAddrPort(&raw);
|
2013-11-05 13:24:49 +00:00
|
|
|
return new SocketAddress(&raw.addr);
|
2012-08-13 23:06:52 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void Socket::GetError(intptr_t fd, OSError* os_error) {
|
|
|
|
int errorNumber;
|
|
|
|
socklen_t len = sizeof(errorNumber);
|
|
|
|
getsockopt(fd,
|
|
|
|
SOL_SOCKET,
|
|
|
|
SO_ERROR,
|
|
|
|
reinterpret_cast<void*>(&errorNumber),
|
|
|
|
&len);
|
|
|
|
os_error->SetCodeAndMessage(OSError::kSystem, errorNumber);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2013-05-28 12:58:30 +00:00
|
|
|
int Socket::GetType(intptr_t fd) {
|
2013-11-19 16:24:10 +00:00
|
|
|
struct stat buf;
|
|
|
|
int result = fstat(fd, &buf);
|
2013-05-28 12:58:30 +00:00
|
|
|
if (result == -1) return -1;
|
|
|
|
if (S_ISCHR(buf.st_mode)) return File::kTerminal;
|
|
|
|
if (S_ISFIFO(buf.st_mode)) return File::kPipe;
|
|
|
|
if (S_ISREG(buf.st_mode)) return File::kFile;
|
|
|
|
return File::kOther;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2013-09-03 12:43:08 +00:00
|
|
|
intptr_t Socket::GetStdioHandle(intptr_t num) {
|
|
|
|
return num;
|
2012-08-13 23:06:52 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
2013-06-21 08:13:42 +00:00
|
|
|
AddressList<SocketAddress>* Socket::LookupAddress(const char* host,
|
|
|
|
int type,
|
|
|
|
OSError** os_error) {
|
2013-04-24 09:26:58 +00:00
|
|
|
// Perform a name lookup for a host name.
|
2012-08-13 23:06:52 +00:00
|
|
|
struct addrinfo hints;
|
|
|
|
memset(&hints, 0, sizeof(hints));
|
2013-04-24 09:26:58 +00:00
|
|
|
hints.ai_family = SocketAddress::FromType(type);
|
2012-08-13 23:06:52 +00:00
|
|
|
hints.ai_socktype = SOCK_STREAM;
|
2014-04-25 14:45:34 +00:00
|
|
|
hints.ai_flags = AI_ADDRCONFIG;
|
2012-08-13 23:06:52 +00:00
|
|
|
hints.ai_protocol = IPPROTO_TCP;
|
|
|
|
struct addrinfo* info = NULL;
|
|
|
|
int status = getaddrinfo(host, 0, &hints, &info);
|
|
|
|
if (status != 0) {
|
2014-02-17 10:08:34 +00:00
|
|
|
// We failed, try without AI_ADDRCONFIG. This can happen when looking up
|
|
|
|
// e.g. '::1', when there are no IPv6 addresses.
|
2014-04-25 14:45:34 +00:00
|
|
|
hints.ai_flags = 0;
|
2014-02-17 10:08:34 +00:00
|
|
|
status = getaddrinfo(host, 0, &hints, &info);
|
|
|
|
if (status != 0) {
|
|
|
|
ASSERT(*os_error == NULL);
|
|
|
|
*os_error = new OSError(status,
|
|
|
|
gai_strerror(status),
|
|
|
|
OSError::kGetAddressInfo);
|
|
|
|
return NULL;
|
|
|
|
}
|
2012-08-13 23:06:52 +00:00
|
|
|
}
|
2013-04-24 09:26:58 +00:00
|
|
|
intptr_t count = 0;
|
|
|
|
for (struct addrinfo* c = info; c != NULL; c = c->ai_next) {
|
|
|
|
if (c->ai_family == AF_INET || c->ai_family == AF_INET6) count++;
|
|
|
|
}
|
|
|
|
intptr_t i = 0;
|
2013-06-21 08:13:42 +00:00
|
|
|
AddressList<SocketAddress>* addresses = new AddressList<SocketAddress>(count);
|
2013-04-24 09:26:58 +00:00
|
|
|
for (struct addrinfo* c = info; c != NULL; c = c->ai_next) {
|
|
|
|
if (c->ai_family == AF_INET || c->ai_family == AF_INET6) {
|
2013-06-21 08:13:42 +00:00
|
|
|
addresses->SetAt(i, new SocketAddress(c->ai_addr));
|
2013-04-24 09:26:58 +00:00
|
|
|
i++;
|
|
|
|
}
|
2012-08-13 23:06:52 +00:00
|
|
|
}
|
2013-04-24 09:26:58 +00:00
|
|
|
freeaddrinfo(info);
|
|
|
|
return addresses;
|
2012-08-13 23:06:52 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
2013-06-25 11:27:48 +00:00
|
|
|
bool Socket::ReverseLookup(RawAddr addr,
|
|
|
|
char* host,
|
|
|
|
intptr_t host_len,
|
|
|
|
OSError** os_error) {
|
|
|
|
ASSERT(host_len >= NI_MAXHOST);
|
2014-03-17 13:51:11 +00:00
|
|
|
int status = NO_RETRY_EXPECTED(getnameinfo(
|
2013-06-25 11:27:48 +00:00
|
|
|
&addr.addr,
|
|
|
|
SocketAddress::GetAddrLength(&addr),
|
|
|
|
host,
|
|
|
|
host_len,
|
|
|
|
NULL,
|
|
|
|
0,
|
|
|
|
NI_NAMEREQD));
|
|
|
|
if (status != 0) {
|
|
|
|
ASSERT(*os_error == NULL);
|
|
|
|
*os_error = new OSError(status,
|
|
|
|
gai_strerror(status),
|
|
|
|
OSError::kGetAddressInfo);
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2013-11-20 10:01:22 +00:00
|
|
|
bool Socket::ParseAddress(int type, const char* address, RawAddr* addr) {
|
|
|
|
int result;
|
|
|
|
if (type == SocketAddress::TYPE_IPV4) {
|
|
|
|
result = inet_pton(AF_INET, address, &addr->in.sin_addr);
|
|
|
|
} else {
|
|
|
|
ASSERT(type == SocketAddress::TYPE_IPV6);
|
|
|
|
result = inet_pton(AF_INET6, address, &addr->in6.sin6_addr);
|
|
|
|
}
|
|
|
|
return result == 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2013-12-12 15:45:25 +00:00
|
|
|
intptr_t Socket::CreateBindDatagram(
|
|
|
|
RawAddr* addr, intptr_t port, bool reuseAddress) {
|
|
|
|
intptr_t fd;
|
|
|
|
|
2014-03-17 13:51:11 +00:00
|
|
|
fd = NO_RETRY_EXPECTED(socket(addr->addr.sa_family, SOCK_DGRAM, IPPROTO_UDP));
|
2013-12-12 15:45:25 +00:00
|
|
|
if (fd < 0) return -1;
|
|
|
|
|
|
|
|
FDUtils::SetCloseOnExec(fd);
|
|
|
|
|
|
|
|
if (reuseAddress) {
|
|
|
|
int optval = 1;
|
2014-03-17 13:51:11 +00:00
|
|
|
VOID_NO_RETRY_EXPECTED(
|
2013-12-12 15:45:25 +00:00
|
|
|
setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &optval, sizeof(optval)));
|
|
|
|
}
|
|
|
|
|
|
|
|
SocketAddress::SetAddrPort(addr, port);
|
2014-03-17 13:51:11 +00:00
|
|
|
if (NO_RETRY_EXPECTED(
|
2013-12-12 15:45:25 +00:00
|
|
|
bind(fd,
|
|
|
|
&addr->addr,
|
|
|
|
SocketAddress::GetAddrLength(addr))) < 0) {
|
2014-03-17 13:51:11 +00:00
|
|
|
VOID_TEMP_FAILURE_RETRY(close(fd));
|
2013-12-12 15:45:25 +00:00
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
2015-02-10 07:29:36 +00:00
|
|
|
FDUtils::SetNonBlocking(fd);
|
2013-12-12 15:45:25 +00:00
|
|
|
return fd;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2013-06-21 07:58:48 +00:00
|
|
|
AddressList<InterfaceSocketAddress>* Socket::ListInterfaces(
|
|
|
|
int type,
|
|
|
|
OSError** os_error) {
|
2013-06-27 08:31:17 +00:00
|
|
|
// The ifaddrs.h header is not provided on Android. An Android
|
|
|
|
// implementation would have to use IOCTL or netlink.
|
|
|
|
return NULL;
|
2013-06-21 07:58:48 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
2013-04-24 09:26:58 +00:00
|
|
|
intptr_t ServerSocket::CreateBindListen(RawAddr addr,
|
2012-08-13 23:06:52 +00:00
|
|
|
intptr_t port,
|
2013-05-02 11:23:40 +00:00
|
|
|
intptr_t backlog,
|
|
|
|
bool v6_only) {
|
2012-08-13 23:06:52 +00:00
|
|
|
intptr_t fd;
|
|
|
|
|
2014-03-17 13:51:11 +00:00
|
|
|
fd = NO_RETRY_EXPECTED(socket(addr.ss.ss_family, SOCK_STREAM, 0));
|
2013-04-24 09:26:58 +00:00
|
|
|
if (fd < 0) return -1;
|
2012-08-13 23:06:52 +00:00
|
|
|
|
2012-11-15 11:27:33 +00:00
|
|
|
FDUtils::SetCloseOnExec(fd);
|
|
|
|
|
2012-08-13 23:06:52 +00:00
|
|
|
int optval = 1;
|
2014-03-17 13:51:11 +00:00
|
|
|
VOID_NO_RETRY_EXPECTED(
|
2012-08-13 23:06:52 +00:00
|
|
|
setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &optval, sizeof(optval)));
|
|
|
|
|
2013-04-24 11:51:56 +00:00
|
|
|
if (addr.ss.ss_family == AF_INET6) {
|
2013-05-02 11:23:40 +00:00
|
|
|
optval = v6_only ? 1 : 0;
|
2014-03-17 13:51:11 +00:00
|
|
|
VOID_NO_RETRY_EXPECTED(
|
2013-04-24 09:26:58 +00:00
|
|
|
setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY, &optval, sizeof(optval)));
|
|
|
|
}
|
2012-08-13 23:06:52 +00:00
|
|
|
|
2013-04-24 09:26:58 +00:00
|
|
|
SocketAddress::SetAddrPort(&addr, port);
|
2014-03-17 13:51:11 +00:00
|
|
|
if (NO_RETRY_EXPECTED(
|
2012-08-13 23:06:52 +00:00
|
|
|
bind(fd,
|
2013-04-24 09:26:58 +00:00
|
|
|
&addr.addr,
|
2013-06-21 07:58:48 +00:00
|
|
|
SocketAddress::GetAddrLength(&addr))) < 0) {
|
2014-03-17 13:51:11 +00:00
|
|
|
VOID_TEMP_FAILURE_RETRY(close(fd));
|
2012-08-13 23:06:52 +00:00
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
2013-06-26 15:12:56 +00:00
|
|
|
// Test for invalid socket port 65535 (some browsers disallow it).
|
|
|
|
if (port == 0 && Socket::GetPort(fd) == 65535) {
|
2013-06-27 16:45:40 +00:00
|
|
|
// Don't close the socket until we have created a new socket, ensuring
|
|
|
|
// that we do not get the bad port number again.
|
2013-06-26 15:12:56 +00:00
|
|
|
intptr_t new_fd = CreateBindListen(addr, 0, backlog, v6_only);
|
|
|
|
int err = errno;
|
2014-03-17 13:51:11 +00:00
|
|
|
VOID_TEMP_FAILURE_RETRY(close(fd));
|
2013-06-26 15:12:56 +00:00
|
|
|
errno = err;
|
|
|
|
return new_fd;
|
|
|
|
}
|
|
|
|
|
2014-03-17 13:51:11 +00:00
|
|
|
if (NO_RETRY_EXPECTED(listen(fd, backlog > 0 ? backlog : SOMAXCONN)) != 0) {
|
|
|
|
VOID_TEMP_FAILURE_RETRY(close(fd));
|
2012-08-13 23:06:52 +00:00
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
2015-02-10 07:29:36 +00:00
|
|
|
FDUtils::SetNonBlocking(fd);
|
2012-08-13 23:06:52 +00:00
|
|
|
return fd;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2014-07-28 11:36:35 +00:00
|
|
|
bool ServerSocket::StartAccept(intptr_t fd) {
|
|
|
|
USE(fd);
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2012-08-13 23:06:52 +00:00
|
|
|
static bool IsTemporaryAcceptError(int error) {
|
|
|
|
// On Android a number of protocol errors should be treated as EAGAIN.
|
|
|
|
// These are the ones for TCP/IP.
|
|
|
|
return (error == EAGAIN) || (error == ENETDOWN) || (error == EPROTO) ||
|
|
|
|
(error == ENOPROTOOPT) || (error == EHOSTDOWN) || (error == ENONET) ||
|
|
|
|
(error == EHOSTUNREACH) || (error == EOPNOTSUPP) ||
|
|
|
|
(error == ENETUNREACH);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
intptr_t ServerSocket::Accept(intptr_t fd) {
|
|
|
|
intptr_t socket;
|
|
|
|
struct sockaddr clientaddr;
|
|
|
|
socklen_t addrlen = sizeof(clientaddr);
|
2014-03-17 13:51:11 +00:00
|
|
|
socket = TEMP_FAILURE_RETRY(accept(fd, &clientaddr, &addrlen));
|
2012-08-13 23:06:52 +00:00
|
|
|
if (socket == -1) {
|
|
|
|
if (IsTemporaryAcceptError(errno)) {
|
|
|
|
// We need to signal to the caller that this is actually not an
|
|
|
|
// error. We got woken up from the poll on the listening socket,
|
|
|
|
// but there is no connection ready to be accepted.
|
|
|
|
ASSERT(kTemporaryFailure != -1);
|
|
|
|
socket = kTemporaryFailure;
|
|
|
|
}
|
|
|
|
} else {
|
2015-02-10 07:29:36 +00:00
|
|
|
FDUtils::SetCloseOnExec(socket);
|
|
|
|
FDUtils::SetNonBlocking(socket);
|
2012-08-13 23:06:52 +00:00
|
|
|
}
|
|
|
|
return socket;
|
|
|
|
}
|
2013-02-07 00:44:55 +00:00
|
|
|
|
|
|
|
|
|
|
|
void Socket::Close(intptr_t fd) {
|
|
|
|
ASSERT(fd >= 0);
|
2014-07-29 07:13:58 +00:00
|
|
|
VOID_TEMP_FAILURE_RETRY(close(fd));
|
2013-02-07 00:44:55 +00:00
|
|
|
}
|
2013-02-20 21:17:38 +00:00
|
|
|
|
2013-03-01 18:33:17 +00:00
|
|
|
|
2013-12-12 15:45:25 +00:00
|
|
|
bool Socket::GetNoDelay(intptr_t fd, bool* enabled) {
|
|
|
|
int on;
|
|
|
|
socklen_t len = sizeof(on);
|
2014-03-17 13:51:11 +00:00
|
|
|
int err = NO_RETRY_EXPECTED(getsockopt(fd,
|
|
|
|
IPPROTO_TCP,
|
|
|
|
TCP_NODELAY,
|
|
|
|
reinterpret_cast<void *>(&on),
|
|
|
|
&len));
|
2013-12-12 15:45:25 +00:00
|
|
|
if (err == 0) {
|
|
|
|
*enabled = on == 1;
|
|
|
|
}
|
|
|
|
return err == 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2013-03-14 12:46:54 +00:00
|
|
|
bool Socket::SetNoDelay(intptr_t fd, bool enabled) {
|
|
|
|
int on = enabled ? 1 : 0;
|
2014-03-17 13:51:11 +00:00
|
|
|
return NO_RETRY_EXPECTED(setsockopt(fd,
|
|
|
|
IPPROTO_TCP,
|
|
|
|
TCP_NODELAY,
|
|
|
|
reinterpret_cast<char *>(&on),
|
|
|
|
sizeof(on))) == 0;
|
2013-03-14 12:46:54 +00:00
|
|
|
}
|
|
|
|
|
2013-12-12 15:45:25 +00:00
|
|
|
|
|
|
|
bool Socket::GetMulticastLoop(intptr_t fd, intptr_t protocol, bool* enabled) {
|
|
|
|
uint8_t on;
|
|
|
|
socklen_t len = sizeof(on);
|
|
|
|
int level = protocol == SocketAddress::TYPE_IPV4 ? IPPROTO_IP : IPPROTO_IPV6;
|
|
|
|
int optname = protocol == SocketAddress::TYPE_IPV4
|
|
|
|
? IP_MULTICAST_LOOP : IPV6_MULTICAST_LOOP;
|
2014-03-17 13:51:11 +00:00
|
|
|
if (NO_RETRY_EXPECTED(getsockopt(fd,
|
|
|
|
level,
|
|
|
|
optname,
|
|
|
|
reinterpret_cast<char *>(&on),
|
|
|
|
&len)) == 0) {
|
2013-12-12 15:45:25 +00:00
|
|
|
*enabled = (on == 1);
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
bool Socket::SetMulticastLoop(intptr_t fd, intptr_t protocol, bool enabled) {
|
|
|
|
int on = enabled ? 1 : 0;
|
|
|
|
int level = protocol == SocketAddress::TYPE_IPV4 ? IPPROTO_IP : IPPROTO_IPV6;
|
|
|
|
int optname = protocol == SocketAddress::TYPE_IPV4
|
|
|
|
? IP_MULTICAST_LOOP : IPV6_MULTICAST_LOOP;
|
2014-03-17 13:51:11 +00:00
|
|
|
return NO_RETRY_EXPECTED(setsockopt(fd,
|
|
|
|
level,
|
|
|
|
optname,
|
|
|
|
reinterpret_cast<char *>(&on),
|
|
|
|
sizeof(on))) == 0;
|
2013-12-12 15:45:25 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
bool Socket::GetMulticastHops(intptr_t fd, intptr_t protocol, int* value) {
|
|
|
|
uint8_t v;
|
|
|
|
socklen_t len = sizeof(v);
|
|
|
|
int level = protocol == SocketAddress::TYPE_IPV4 ? IPPROTO_IP : IPPROTO_IPV6;
|
|
|
|
int optname = protocol == SocketAddress::TYPE_IPV4
|
|
|
|
? IP_MULTICAST_TTL : IPV6_MULTICAST_HOPS;
|
2014-03-17 13:51:11 +00:00
|
|
|
if (NO_RETRY_EXPECTED(getsockopt(fd,
|
|
|
|
level,
|
|
|
|
optname,
|
|
|
|
reinterpret_cast<char *>(&v),
|
|
|
|
&len)) == 0) {
|
2013-12-12 15:45:25 +00:00
|
|
|
*value = v;
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
bool Socket::SetMulticastHops(intptr_t fd, intptr_t protocol, int value) {
|
|
|
|
int v = value;
|
|
|
|
int level = protocol == SocketAddress::TYPE_IPV4 ? IPPROTO_IP : IPPROTO_IPV6;
|
|
|
|
int optname = protocol == SocketAddress::TYPE_IPV4
|
|
|
|
? IP_MULTICAST_TTL : IPV6_MULTICAST_HOPS;
|
2014-03-17 13:51:11 +00:00
|
|
|
return NO_RETRY_EXPECTED(setsockopt(fd,
|
|
|
|
level,
|
|
|
|
optname,
|
|
|
|
reinterpret_cast<char *>(&v),
|
|
|
|
sizeof(v))) == 0;
|
2013-12-12 15:45:25 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
bool Socket::GetBroadcast(intptr_t fd, bool* enabled) {
|
|
|
|
int on;
|
|
|
|
socklen_t len = sizeof(on);
|
2014-03-17 13:51:11 +00:00
|
|
|
int err = NO_RETRY_EXPECTED(getsockopt(fd,
|
|
|
|
SOL_SOCKET,
|
|
|
|
SO_BROADCAST,
|
|
|
|
reinterpret_cast<char *>(&on),
|
|
|
|
&len));
|
2013-12-12 15:45:25 +00:00
|
|
|
if (err == 0) {
|
|
|
|
*enabled = on == 1;
|
|
|
|
}
|
|
|
|
return err == 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
bool Socket::SetBroadcast(intptr_t fd, bool enabled) {
|
|
|
|
int on = enabled ? 1 : 0;
|
2014-03-17 13:51:11 +00:00
|
|
|
return NO_RETRY_EXPECTED(setsockopt(fd,
|
|
|
|
SOL_SOCKET,
|
|
|
|
SO_BROADCAST,
|
|
|
|
reinterpret_cast<char *>(&on),
|
|
|
|
sizeof(on))) == 0;
|
2013-12-12 15:45:25 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
2013-12-12 19:32:40 +00:00
|
|
|
bool Socket::JoinMulticast(
|
|
|
|
intptr_t fd, RawAddr* addr, RawAddr*, int interfaceIndex) {
|
2013-12-12 15:45:25 +00:00
|
|
|
int proto = addr->addr.sa_family == AF_INET ? IPPROTO_IP : IPPROTO_IPV6;
|
|
|
|
struct group_req mreq;
|
|
|
|
mreq.gr_interface = interfaceIndex;
|
|
|
|
memmove(&mreq.gr_group, &addr->ss, SocketAddress::GetAddrLength(addr));
|
2014-03-17 13:51:11 +00:00
|
|
|
return NO_RETRY_EXPECTED(setsockopt(
|
2013-12-12 15:45:25 +00:00
|
|
|
fd, proto, MCAST_JOIN_GROUP, &mreq, sizeof(mreq))) == 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2013-12-12 19:32:40 +00:00
|
|
|
bool Socket::LeaveMulticast(
|
|
|
|
intptr_t fd, RawAddr* addr, RawAddr*, int interfaceIndex) {
|
2013-12-12 15:45:25 +00:00
|
|
|
int proto = addr->addr.sa_family == AF_INET ? IPPROTO_IP : IPPROTO_IPV6;
|
|
|
|
struct group_req mreq;
|
|
|
|
mreq.gr_interface = interfaceIndex;
|
|
|
|
memmove(&mreq.gr_group, &addr->ss, SocketAddress::GetAddrLength(addr));
|
2014-03-17 13:51:11 +00:00
|
|
|
return NO_RETRY_EXPECTED(setsockopt(
|
2013-12-12 15:45:25 +00:00
|
|
|
fd, proto, MCAST_LEAVE_GROUP, &mreq, sizeof(mreq))) == 0;
|
|
|
|
}
|
|
|
|
|
2013-04-25 14:22:30 +00:00
|
|
|
} // namespace bin
|
|
|
|
} // namespace dart
|
|
|
|
|
2013-02-20 21:17:38 +00:00
|
|
|
#endif // defined(TARGET_OS_ANDROID)
|