From bcedc75173f1123065f789a0526f5d2097fc6d99 Mon Sep 17 00:00:00 2001 From: brain Date: Mon, 5 Feb 2007 21:55:14 +0000 Subject: [PATCH] Smart tricks to allow for ipv4 and ipv6 bindings on client ports. WARNING, NOT FINISHED YET git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@6501 e03df62e-2008-0410-955e-edbf42e46eb7 --- include/socket.h | 2 +- src/inspsocket.cpp | 2 +- src/socket.cpp | 66 ++++++++++++++++++++++++++++++++-------------- 3 files changed, 48 insertions(+), 22 deletions(-) diff --git a/include/socket.h b/include/socket.h index 1e6ca56a2..eebc172cf 100644 --- a/include/socket.h +++ b/include/socket.h @@ -136,7 +136,7 @@ namespace irc * or a negative value upon failure (negative values are invalid file * descriptors) */ - int OpenTCPSocket(); + int OpenTCPSocket(char* addr); }; }; diff --git a/src/inspsocket.cpp b/src/inspsocket.cpp index c4abde509..ea2220686 100644 --- a/src/inspsocket.cpp +++ b/src/inspsocket.cpp @@ -56,7 +56,7 @@ InspSocket::InspSocket(InspIRCd* SI, const std::string &ipaddr, int aport, bool this->IsIOHooked = false; if (listening) { - if ((this->fd = OpenTCPSocket()) == ERROR) + if ((this->fd = OpenTCPSocket(host)) == ERROR) { this->fd = -1; this->state = I_ERROR; diff --git a/src/socket.cpp b/src/socket.cpp index 77239399c..dd52bb33a 100644 --- a/src/socket.cpp +++ b/src/socket.cpp @@ -288,17 +288,15 @@ void irc::sockets::NonBlocking(int s) */ bool InspIRCd::BindSocket(int sockfd, insp_sockaddr clientn, insp_sockaddr servern, int port, char* addr) { - sockaddr* server = new sockaddr(); - memset(server,0,sizeof(server)); + /* We allocate 2 of these, because sockaddr_in6 is larger than sockaddr (ugh, hax) */ + sockaddr* server = new sockaddr[2]; + memset(server,0,sizeof(sockaddr)*2); + + int ret, size; if (*addr == '*') *addr = 0; - Log(DEBUG,"NEW CRAP HERE"); - - /*if ((*addr) && (insp_aton(addr,&addy) < 1)) - return false;*/ - #ifdef IPV6 if (*addr) { @@ -309,30 +307,43 @@ bool InspIRCd::BindSocket(int sockfd, insp_sockaddr clientn, insp_sockaddr serve printf("Address %s is ipv6\n", addr); /* Yes it is */ in6_addr addy; - inet_pton(AF_INET6, addr, &addy); + if (inet_pton(AF_INET6, addr, &addy) < 1) + { + printf("Failed to interpret address %s", addr); + delete[] server; + return false; + } ((sockaddr_in6*)server)->sin6_family = AF_INET6; - memcpy(&((sockaddr_in6*)server)->sin6_addr, &addy, sizeof(in6_addr)); + memcpy(&(((sockaddr_in6*)server)->sin6_addr), &addy, sizeof(in6_addr)); ((sockaddr_in6*)server)->sin6_port = htons(port); + size = sizeof(sockaddr_in6); } else { /* No, its not */ printf("Address %s is ipv4\n", addr); in_addr addy; - inet_pton(AF_INET, addr, &addy); + if (inet_pton(AF_INET, addr, &addy) < 1) + { + delete[] server; + return false; + } ((sockaddr_in*)server)->sin_family = AF_INET; ((sockaddr_in*)server)->sin_addr = addy; ((sockaddr_in*)server)->sin_port = htons(port); + size = sizeof(sockaddr_in); } } else { printf("Address empty\n"); /* Theres no address here, default to ipv6 bind to all */ - memset(&((sockaddr_in6*)server)->sin6_addr, 0, sizeof(in6_addr)); + ((sockaddr_in6*)server)->sin6_family = AF_INET6; + memset(&(((sockaddr_in6*)server)->sin6_addr), 0, sizeof(in6_addr)); ((sockaddr_in6*)server)->sin6_port = htons(port); + size = sizeof(sockaddr_in6); } #else /* If we aren't built with ipv6, the choice becomes simple */ @@ -343,7 +354,7 @@ bool InspIRCd::BindSocket(int sockfd, insp_sockaddr clientn, insp_sockaddr serve in_addr addy; if (inet_pton(AF_INET, addr, &addy) < 1) { - delete server; + delete[] server; return false; } ((sockaddr_in*)server)->sin_addr = addy; @@ -355,13 +366,14 @@ bool InspIRCd::BindSocket(int sockfd, insp_sockaddr clientn, insp_sockaddr serve } /* Bind ipv4 port number */ ((sockaddr_in*)server)->sin_port = htons(port); + size = sizeof(sockaddr_in); #endif - int ret = bind(sockfd, server, sizeof(sockaddr)); - - delete server; + ret = bind(sockfd, server, size); + delete[] server; if (ret < 0) { + Log(DEBUG,"Bind fails it! %s", strerror(errno)); return false; } else @@ -381,13 +393,27 @@ bool InspIRCd::BindSocket(int sockfd, insp_sockaddr clientn, insp_sockaddr serve // Open a TCP Socket -int irc::sockets::OpenTCPSocket() +int irc::sockets::OpenTCPSocket(char* addr) { int sockfd; int on = 1; struct linger linger = { 0 }; - - if ((sockfd = socket (AF_FAMILY, SOCK_STREAM, 0)) < 0) +#ifdef IPV6 + printf("IPV6 ENABLED OPENTCPSOCKET\n"); + if (strchr(addr,':') || (!*addr)) + { + printf("IPV6 OPENTCPSOCKET DO\n"); + sockfd = socket (PF_INET6, SOCK_STREAM, 0); + } + else + { + printf("IPV6->IPV4 OPENTCPSOCKET DO\n"); + sockfd = socket (PF_INET, SOCK_STREAM, 0); + } + if (sockfd < 0) +#else + if ((sockfd = socket (PF_INET, SOCK_STREAM, 0)) < 0) +#endif { printf("SOCKET FAIL: %s\n", strerror(errno)); return ERROR; @@ -463,7 +489,7 @@ int InspIRCd::BindPorts(bool bail, int &ports_found, FailedPortList &failed_port BoundPortCount = stats->BoundPortCount; for (int count = InitialPortCount; count < InitialPortCount + PortCount; count++) { - int fd = OpenTCPSocket(); + int fd = OpenTCPSocket(Config->addrs[count]); if (fd == ERROR) { failed_ports.push_back(std::make_pair(Config->addrs[count],Config->ports[count])); @@ -498,7 +524,7 @@ int InspIRCd::BindPorts(bool bail, int &ports_found, FailedPortList &failed_port for (int count = 0; count < PortCount; count++) { - int fd = OpenTCPSocket(); + int fd = OpenTCPSocket(Config->addrs[count]); if (fd == ERROR) { Log(DEBUG,"SOCKET FAIL"); -- 2.39.5