121 lines
4.6 KiB
C++
121 lines
4.6 KiB
C++
// Copyright 2018 The gVisor Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef GVISOR_TEST_SYSCALLS_IP_SOCKET_TEST_UTIL_H_
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#define GVISOR_TEST_SYSCALLS_IP_SOCKET_TEST_UTIL_H_
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#include <arpa/inet.h>
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#include <ifaddrs.h>
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#include <sys/types.h>
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#include <string>
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#include "test/syscalls/linux/socket_test_util.h"
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namespace gvisor {
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namespace testing {
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// Extracts the IP address from an inet sockaddr in network byte order.
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uint32_t IPFromInetSockaddr(const struct sockaddr* addr);
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// Extracts the port from an inet sockaddr in host byte order.
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uint16_t PortFromInetSockaddr(const struct sockaddr* addr);
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// InterfaceIndex returns the index of the named interface.
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PosixErrorOr<int> InterfaceIndex(std::string name);
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// IPv6TCPAcceptBindSocketPair returns a SocketPairKind that represents
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// SocketPairs created with bind() and accept() syscalls with AF_INET6 and the
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// given type bound to the IPv6 loopback.
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SocketPairKind IPv6TCPAcceptBindSocketPair(int type);
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// IPv4TCPAcceptBindSocketPair returns a SocketPairKind that represents
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// SocketPairs created with bind() and accept() syscalls with AF_INET and the
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// given type bound to the IPv4 loopback.
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SocketPairKind IPv4TCPAcceptBindSocketPair(int type);
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// DualStackTCPAcceptBindSocketPair returns a SocketPairKind that represents
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// SocketPairs created with bind() and accept() syscalls with AF_INET6 and the
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// given type bound to the IPv4 loopback.
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SocketPairKind DualStackTCPAcceptBindSocketPair(int type);
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// IPv6UDPBidirectionalBindSocketPair returns a SocketPairKind that represents
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// SocketPairs created with bind() and connect() syscalls with AF_INET6 and the
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// given type bound to the IPv6 loopback.
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SocketPairKind IPv6UDPBidirectionalBindSocketPair(int type);
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// IPv4UDPBidirectionalBindSocketPair returns a SocketPairKind that represents
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// SocketPairs created with bind() and connect() syscalls with AF_INET and the
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// given type bound to the IPv4 loopback.
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SocketPairKind IPv4UDPBidirectionalBindSocketPair(int type);
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// DualStackUDPBidirectionalBindSocketPair returns a SocketPairKind that
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// represents SocketPairs created with bind() and connect() syscalls with
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// AF_INET6 and the given type bound to the IPv4 loopback.
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SocketPairKind DualStackUDPBidirectionalBindSocketPair(int type);
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// IPv4UDPUnboundSocketPair returns a SocketPairKind that represents
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// SocketPairs created with AF_INET and the given type.
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SocketPairKind IPv4UDPUnboundSocketPair(int type);
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// IPv4UDPUnboundSocketPair returns a SocketKind that represents
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// a SimpleSocket created with AF_INET, SOCK_DGRAM, and the given type.
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SocketKind IPv4UDPUnboundSocket(int type);
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// IPv6UDPUnboundSocketPair returns a SocketKind that represents
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// a SimpleSocket created with AF_INET6, SOCK_DGRAM, and the given type.
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SocketKind IPv6UDPUnboundSocket(int type);
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// IPv4TCPUnboundSocketPair returns a SocketKind that represents
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// a SimpleSocket created with AF_INET, SOCK_STREAM and the given type.
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SocketKind IPv4TCPUnboundSocket(int type);
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// IPv6TCPUnboundSocketPair returns a SocketKind that represents
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// a SimpleSocket created with AF_INET6, SOCK_STREAM and the given type.
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SocketKind IPv6TCPUnboundSocket(int type);
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// IfAddrHelper is a helper class that determines the local interfaces present
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// and provides functions to obtain their names, index numbers, and IP address.
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class IfAddrHelper {
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public:
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IfAddrHelper() : ifaddr_(nullptr) {}
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~IfAddrHelper() { Release(); }
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PosixError Load();
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void Release();
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std::vector<std::string> InterfaceList(int family);
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struct sockaddr* GetAddr(int family, std::string name);
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PosixErrorOr<int> GetIndex(std::string name);
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private:
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struct ifaddrs* ifaddr_;
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};
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// GetAddr4Str returns the given IPv4 network address structure as a string.
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std::string GetAddr4Str(in_addr* a);
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// GetAddr6Str returns the given IPv6 network address structure as a string.
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std::string GetAddr6Str(in6_addr* a);
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// GetAddrStr returns the given IPv4 or IPv6 network address structure as a
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// string.
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std::string GetAddrStr(sockaddr* a);
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} // namespace testing
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} // namespace gvisor
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#endif // GVISOR_TEST_SYSCALLS_IP_SOCKET_TEST_UTIL_H_
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