mirror of
https://github.com/Relintai/sfw.git
synced 2024-11-08 07:52:09 +01:00
Added missing class. Also found a bit newer socket implementation.
This commit is contained in:
parent
919d362eee
commit
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297
sfw/core/inet_address.cpp
Executable file
297
sfw/core/inet_address.cpp
Executable file
@ -0,0 +1,297 @@
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//Based on:
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// Copyright 2010, Shuo Chen. All rights reserved.
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// http://code.google.com/p/muduo/
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//
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// Use of this source code is governed by a BSD-style license
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// that can be found in the License file.
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// Author: Shuo Chen (chenshuo at chenshuo dot com)
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#include "inet_address.h"
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#include<cstring>
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#ifdef _WIN32
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#ifdef __GNUC__
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#define GCCWIN
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// Mingw / gcc on windows
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// #define _WIN32_WINNT 0x0501
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#include <winsock2.h>
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#include <ws2tcpip.h>
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extern "C" {
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WINSOCK_API_LINKAGE INT WSAAPI inet_pton( INT Family, PCSTR pszAddrString, PVOID pAddrBuf);
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WINSOCK_API_LINKAGE PCSTR WSAAPI inet_ntop(INT Family, PVOID pAddr, PSTR pStringBuf, size_t StringBufSize);
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}
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#else
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// Windows...
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#include <winsock2.h>
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#include <in6addr.h>
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#include <ws2tcpip.h>
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#endif
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struct in6__addruint
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{
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union
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{
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u_char Byte[16];
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u_short Word[8];
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uint32_t __s6_addr32[4];
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} uext;
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};
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#else
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#include <strings.h> // memset
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#include <netinet/tcp.h>
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#include <netdb.h>
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#endif
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// INADDR_ANY use (type)value casting.
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static const in_addr_t kInaddrAny = INADDR_ANY;
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static const in_addr_t kInaddrLoopback = INADDR_ANY;
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// /* Structure describing an Internet socket address. */
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// struct sock_addrin {
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// sa_family_t sin_family; /* address family: AF_INET */
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// uint16_t sin_port; /* port in network byte order */
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// struct in_addr sin_addr; /* internet address */
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// };
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// /* Internet address. */
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// typedef uint32_t in_addr_t;
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// struct in_addr {
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// in_addr_t s_addr; /* address in network byte order */
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// };
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// struct sockaddr_in6 {
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// sa_family_t sin6_family; /* address family: AF_INET6 */
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// uint16_t sin6_port; /* port in network byte order */
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// uint32_t sin6_flowinfo; /* IPv6 flow information */
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// struct in6_addr sin6_addr; /* IPv6 address */
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// uint32_t sin6_scope_id; /* IPv6 scope-id */
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// };
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/*
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#ifdef __linux__
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#if !(__GNUC_PREREQ(4, 6))
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#pragma GCC diagnostic ignored "-Winvalid-offsetof"
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#endif
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#endif
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*/
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String InetAddress::to_ip_port() const
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{
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char buf[64] = "";
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uint16_t port = ntohs(_addr.sin_port);
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snprintf(buf, sizeof(buf), ":%u", port);
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return to_ip() + String(buf);
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}
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bool InetAddress::is_intranet_ip() const
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{
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if (_addr.sin_family == AF_INET)
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{
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uint32_t ip_addr = ntohl(_addr.sin_addr.s_addr);
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if ((ip_addr >= 0x0A000000 && ip_addr <= 0x0AFFFFFF) ||
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(ip_addr >= 0xAC100000 && ip_addr <= 0xAC1FFFFF) ||
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(ip_addr >= 0xC0A80000 && ip_addr <= 0xC0A8FFFF) ||
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ip_addr == 0x7f000001)
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{
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return true;
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}
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}
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else
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{
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auto addrP = ip6_net_endian();
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// Loopback ip
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if (*addrP == 0 && *(addrP + 1) == 0 && *(addrP + 2) == 0 &&
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ntohl(*(addrP + 3)) == 1)
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return true;
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// Privated ip is prefixed by FEC0::/10 or FE80::/10, need testing
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auto i32 = (ntohl(*addrP) & 0xffc00000);
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if (i32 == 0xfec00000 || i32 == 0xfe800000)
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return true;
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if (*addrP == 0 && *(addrP + 1) == 0 && ntohl(*(addrP + 2)) == 0xffff)
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{
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// the IPv6 version of an IPv4 IP address
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uint32_t ip_addr = ntohl(*(addrP + 3));
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if ((ip_addr >= 0x0A000000 && ip_addr <= 0x0AFFFFFF) ||
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(ip_addr >= 0xAC100000 && ip_addr <= 0xAC1FFFFF) ||
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(ip_addr >= 0xC0A80000 && ip_addr <= 0xC0A8FFFF) ||
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ip_addr == 0x7f000001)
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{
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return true;
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}
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}
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}
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return false;
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}
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bool InetAddress::is_loopback_ip() const
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{
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if (!is_ip_v6())
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{
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uint32_t ip_addr = ntohl(_addr.sin_addr.s_addr);
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if (ip_addr == 0x7f000001)
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{
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return true;
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}
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}
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else
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{
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auto addrP = ip6_net_endian();
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if (*addrP == 0 && *(addrP + 1) == 0 && *(addrP + 2) == 0 &&
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ntohl(*(addrP + 3)) == 1)
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return true;
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// the IPv6 version of an IPv4 loopback address
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if (*addrP == 0 && *(addrP + 1) == 0 && ntohl(*(addrP + 2)) == 0xffff &&
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ntohl(*(addrP + 3)) == 0x7f000001)
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return true;
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}
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return false;
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}
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const struct sockaddr *InetAddress::get_sock_addr() const
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{
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return static_cast<const struct sockaddr *>((void *)(&_addr6));
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}
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void InetAddress::set_sock_addr_inet6(const struct sockaddr_in6 &addr6)
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{
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_addr6 = addr6;
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_is_ip_v6 = (_addr6.sin6_family == AF_INET6);
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_is_unspecified = false;
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}
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sa_family_t InetAddress::family() const
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{
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return _addr.sin_family;
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}
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String InetAddress::to_ip() const
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{
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char buf[64];
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if (_addr.sin_family == AF_INET)
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{
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#if defined GCCWIN || (_MSC_VER && _MSC_VER >= 1900)
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::inet_ntop(AF_INET, (PVOID)&_addr.sin_addr, buf, sizeof(buf));
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#else
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::inet_ntop(AF_INET, &_addr.sin_addr, buf, sizeof(buf));
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#endif
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}
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else if (_addr.sin_family == AF_INET6)
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{
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#if defined GCCWIN || (_MSC_VER && _MSC_VER >= 1900)
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::inet_ntop(AF_INET6, (PVOID)&_addr6.sin6_addr, buf, sizeof(buf));
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#else
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::inet_ntop(AF_INET6, &_addr6.sin6_addr, buf, sizeof(buf));
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#endif
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}
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return buf;
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}
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uint32_t InetAddress::ip_net_endian() const
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{
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// assert(family() == AF_INET);
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return _addr.sin_addr.s_addr;
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}
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const uint32_t *InetAddress::ip6_net_endian() const
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{
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// assert(family() == AF_INET6);
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#if defined __linux__ || defined __HAIKU__
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return _addr6.sin6_addr.s6_addr32;
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#elif defined _WIN32
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// TODO is this OK ?
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const struct in6__addruint *_addrtemp =
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reinterpret_cast<const struct in6__addruint *>(&_addr6.sin6_addr);
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return (*_addrtemp).uext.__s6_addr32;
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#else
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return _addr6.sin6_addr.__u6_addr.__u6_addr32;
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#endif
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}
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uint16_t InetAddress::port_net_endian() const
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{
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return _addr.sin_port;
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}
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void InetAddress::set_port_net_endian(uint16_t port)
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{
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_addr.sin_port = port;
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}
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inline bool InetAddress::is_unspecified() const
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{
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return _is_unspecified;
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}
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uint16_t InetAddress::to_port() const
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{
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return ntohs(port_net_endian());
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}
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bool InetAddress::is_ip_v6() const
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{
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return _is_ip_v6;
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}
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InetAddress::InetAddress(uint16_t port, bool loopbackOnly, bool ipv6)
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: _is_ip_v6(ipv6)
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{
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if (ipv6)
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{
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memset(&_addr6, 0, sizeof(_addr6));
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_addr6.sin6_family = AF_INET6;
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in6_addr ip = loopbackOnly ? in6addr_loopback : in6addr_any;
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_addr6.sin6_addr = ip;
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_addr6.sin6_port = htons(port);
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}
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else
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{
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memset(&_addr, 0, sizeof(_addr));
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_addr.sin_family = AF_INET;
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in_addr_t ip = loopbackOnly ? kInaddrLoopback : kInaddrAny;
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_addr.sin_addr.s_addr = htonl(ip);
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_addr.sin_port = htons(port);
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}
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_is_unspecified = false;
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}
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InetAddress::InetAddress(const String &ip, uint16_t port, bool ipv6)
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: _is_ip_v6(ipv6)
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{
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if (ipv6)
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{
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memset(&_addr6, 0, sizeof(_addr6));
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_addr6.sin6_family = AF_INET6;
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_addr6.sin6_port = htons(port);
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if (::inet_pton(AF_INET6, ip.c_str(), &_addr6.sin6_addr) <= 0)
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{
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return;
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}
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}
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else
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{
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memset(&_addr, 0, sizeof(_addr));
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_addr.sin_family = AF_INET;
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_addr.sin_port = htons(port);
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if (::inet_pton(AF_INET, ip.c_str(), &_addr.sin_addr) <= 0)
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{
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return;
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}
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}
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_is_unspecified = false;
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}
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96
sfw/core/inet_address.h
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96
sfw/core/inet_address.h
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//Based on:
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// Copyright 2010, Shuo Chen. All rights reserved.
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// http://code.google.com/p/muduo/
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//
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// Use of this source code is governed by a BSD-style license
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// that can be found in the License file.
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// Author: Shuo Chen (chenshuo at chenshuo dot com)
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//
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// This is a public header file, it must only include public header files.
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// Taken from Muduo and modified
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// Copyright 2016, Tao An. All rights reserved.
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// https://github.com/an-tao/trantor
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//
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// Use of this source code is governed by a BSD-style license
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// that can be found in the License file.
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// Author: Tao An
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#ifndef INET_ADDRESS_H
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#define INET_ADDRESS_H
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//On windows link to ws2_32
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#include<inttypes.h>
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#ifdef _WIN32
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#include <ws2tcpip.h>
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using sa_family_t = unsigned short;
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using in_addr_t = uint32_t;
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using uint16_t = unsigned short;
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#else
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <sys/socket.h>
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#endif
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#include "core/string.h"
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#include <unordered_map>
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#include <mutex>
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class InetAddress
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{
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public:
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sa_family_t family() const;
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String to_ip() const;
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String to_ip_port() const;
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uint16_t to_port() const;
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bool is_ip_v6() const;
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bool is_intranet_ip() const;
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bool is_loopback_ip() const;
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const struct sockaddr *get_sock_addr() const;
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void set_sock_addr_inet6(const struct sockaddr_in6 &addr6);
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uint32_t ip_net_endian() const;
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const uint32_t *ip6_net_endian() const;
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uint16_t port_net_endian() const;
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void set_port_net_endian(uint16_t port);
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inline bool is_unspecified() const;
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InetAddress(uint16_t port = 0, bool loopbackOnly = false, bool ipv6 = false);
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InetAddress(const String &ip, uint16_t port, bool ipv6 = false);
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explicit InetAddress(const struct sockaddr_in &addr)
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: _addr(addr), _is_unspecified(false)
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{
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}
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explicit InetAddress(const struct sockaddr_in6 &addr)
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: _addr6(addr), _is_ip_v6(true), _is_unspecified(false)
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{
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}
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private:
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union
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{
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struct sockaddr_in _addr;
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struct sockaddr_in6 _addr6;
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};
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bool _is_ip_v6 {false};
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bool _is_unspecified {true};
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};
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#endif
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@ -144,8 +144,8 @@ void Socket::bind_address(const InetAddress &address)
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if (ret != 0)
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{
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LOG_ERR("Bind address failed:");
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LOG_ERR(address.to_ip_port());
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RLOG_ERR("Bind address failed:");
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RLOG_ERR(address.to_ip_port());
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#ifdef _WIN32
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exit(WSAGetLastError());
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@ -162,7 +162,7 @@ void Socket::listen()
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int ret = ::listen(_socket, SOMAXCONN);
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if (ret < 0)
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{
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LOG_ERR("listen failed");
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RLOG_ERR("listen failed");
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exit(1);
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}
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@ -200,7 +200,7 @@ void Socket::close_write()
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if (::shutdown(_socket, SD_SEND) < 0)
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#endif
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{
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LOG_ERR("sockets::shutdownwrite");
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RLOG_ERR("sockets::shutdownwrite");
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}
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}
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@ -255,12 +255,12 @@ void Socket::set_reuse_port(bool on)
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if (ret < 0 && on)
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{
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LOG_ERR("SO_REUSEPORT failed.");
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RLOG_ERR("SO_REUSEPORT failed.");
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}
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#else
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if (on)
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{
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LOG_ERR("SO_REUSEPORT is not supported.");
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RLOG_ERR("SO_REUSEPORT is not supported.");
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}
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#endif
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}
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@ -283,7 +283,7 @@ struct sockaddr_in6 Socket::get_local_addr()
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if (::getsockname(_socket, static_cast<struct sockaddr *>((void *)(&localaddr)), &addrlen) < 0)
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{
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LOG_ERR("sockets::getLocalAddr");
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RLOG_ERR("sockets::getLocalAddr");
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}
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return localaddr;
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@ -297,7 +297,7 @@ struct sockaddr_in6 Socket::get_peer_addr()
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if (::getpeername(_socket, static_cast<struct sockaddr *>((void *)(&peeraddr)), &addrlen) < 0)
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{
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LOG_ERR("sockets::getPeerAddr");
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RLOG_ERR("sockets::getPeerAddr");
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}
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return peeraddr;
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@ -17,8 +17,8 @@
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*
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*/
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#include "error_macros.h"
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#include <string.h>
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#include "core/error_macros.h"
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#include "core/string.h"
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#ifndef _WIN32
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#include <unistd.h>
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