--- dualserverd.cpp.orig 2015-07-27 19:41:31.000000000 +0000 +++ dualserverd.cpp 2015-07-27 19:46:28.000000000 +0000 @@ -22,10 +22,16 @@ #include #include #include +#ifdef __FreeBSD__ +#include +#endif #include #include #include #include +#ifdef __FreeBSD__ +#include +#endif #include #include #include @@ -39,6 +45,9 @@ #include #include #include +#ifdef __FreeBSD__ +#include +#endif using namespace std; #include "dualserverd.h" @@ -84,7 +93,11 @@ const char send200[] = "HTTP/1.1 200 OK\r\nDate: %s\r\nLast-Modified: %s\r\nContent-Type: text/html\r\nConnection: Close\r\nContent-Length: \r\n\r\n"; //const char send200[] = "HTTP/1.1 200 OK\r\nDate: %s\r\nLast-Modified: %s\r\nContent-Type: text/html\r\nConnection: Close\r\nTransfer-Encoding: chunked\r\n"; const char line200[] = "%s"; +#ifdef __FreeBSD__ +const char sVersion[] = "Dual DHCP DNS Server Version 6.94 for FreeBSD"; +#else const char sVersion[] = "Dual DHCP DNS Server Version 6.94 Linux Build 7011"; +#endif const data4 opData[] = { { "SubnetMask", DHCP_OPTION_NETMASK, 3 }, @@ -261,7 +274,7 @@ strcpy(leaFile, "/tmp/dualserver.state"); if (!iniFile[0]) - strcpy(iniFile, "/etc/dualserver.ini"); + strcpy(iniFile, "/usr/local/etc/dualserver.conf"); if (verbatim) { @@ -4002,7 +4015,13 @@ else if (req->dhcpp.header.bp_broadcast || !req->remote.sin_addr.s_addr || req->reqIP) { req->remote.sin_port = htons(IPPORT_DHCPC); +#ifdef __FreeBSD__ + req->remote.sin_addr.s_addr = network.dhcpConn[req->sockInd].addr.sin_addr.s_addr | + (~network.dhcpConn[req->sockInd].mask); + //printf("broadcast dhcp response to %s\n",inet_ntoa(req->remote.sin_addr)); +#else req->remote.sin_addr.s_addr = INADDR_BROADCAST; +#endif req->dhcpp.header.bp_broadcast = 1; } else @@ -8983,6 +9002,10 @@ newNetwork.dhcpConn[i].broadCastSize = sizeof(newNetwork.dhcpConn[i].broadCastVal); setsockopt(newNetwork.dhcpConn[i].sock, SOL_SOCKET, SO_BROADCAST, (char*)&newNetwork.dhcpConn[i].broadCastVal, newNetwork.dhcpConn[i].broadCastSize); +#ifdef __FreeBSD__ + // See man ip + setsockopt(newNetwork.dhcpConn[i].sock,IPPROTO_IP, IP_ONESBCAST,(char*)&newNetwork.dhcpConn[i].broadCastVal, newNetwork.dhcpConn[i].broadCastSize); +#endif int nRet = bind(newNetwork.dhcpConn[i].sock, (sockaddr*)&newNetwork.dhcpConn[i].addr, sizeof(struct sockaddr_in)); if (nRet == SOCKET_ERROR) @@ -9034,7 +9057,11 @@ setsockopt(newNetwork.dhcpListener.sock, SOL_SOCKET, SO_REUSEADDR, (char*)&newNetwork.dhcpListener.reUseVal, newNetwork.dhcpListener.reUseSize); newNetwork.dhcpListener.pktinfoVal = true; newNetwork.dhcpListener.pktinfoSize = sizeof(newNetwork.dhcpListener.pktinfoVal); +#ifdef __FreeBSD__ + setsockopt(newNetwork.dhcpListener.sock, IPPROTO_IP, IP_RECVIF, &newNetwork.dhcpListener.pktinfoVal, newNetwork.dhcpListener.pktinfoSize); +#else setsockopt(newNetwork.dhcpListener.sock, IPPROTO_IP, IP_PKTINFO, &newNetwork.dhcpListener.pktinfoVal, newNetwork.dhcpListener.pktinfoSize); +#endif newNetwork.dhcpListener.addr.sin_family = AF_INET; newNetwork.dhcpListener.addr.sin_addr.s_addr = INADDR_ANY; @@ -9458,6 +9485,10 @@ else return false; } +#define MAX(a,b) ((a)>(b)?(a):(b)) +#define NEXTIFR(i) \ + ((struct ifreq *)((char *)&(i)->ifr_addr \ + + MAX((i)->ifr_addr.sa_len, sizeof((i)->ifr_addr))) ) void getInterfaces(data1 *network) { @@ -9469,14 +9500,16 @@ if (ioctl(cfig.fixedSocket, SIOCGIFCONF, &Ifc) >= 0) { + struct ifreq *ifrp, *ifen; MYDWORD addr, mask; short flags; struct ifreq pIfr; - MYBYTE numInterfaces = Ifc.ifc_len / sizeof(ifreq); + ifrp = (struct ifreq *)Ifc.ifc_buf; + ifen = (struct ifreq *)((char *)Ifc.ifc_buf + Ifc.ifc_len); - for (MYBYTE i = 0 ; i < numInterfaces; i++) - { - memcpy(&pIfr, &(IfcBuf[i]), sizeof(ifreq)); + for (; ifrp < ifen;) { + memcpy(&pIfr, ifrp, sizeof(ifreq)); + ifrp = NEXTIFR(ifrp); if (!ioctl(cfig.fixedSocket, SIOCGIFADDR, &pIfr)) addr = ((struct sockaddr_in*)&pIfr.ifr_addr)->sin_addr.s_addr; @@ -9496,8 +9529,11 @@ if (addr && !(flags & IFF_LOOPBACK)) addServer(network->allServers, addr); - +#ifdef __FreeBSD__ + if (addr && mask && !(flags & IFF_POINTOPOINT) && !(flags & IFF_LOOPBACK)) +#else if (addr && mask && !(flags & IFF_POINTOPOINT) && !(flags & IFF_LOOPBACK) && !(flags & IFF_DYNAMIC)) +#endif { if ((flags & IFF_RUNNING) && (flags & IFF_UP)) { @@ -9656,6 +9692,12 @@ MYWORD gdmess(data9 *req, MYBYTE sockInd) { +#ifdef __FreeBSD__ + struct cmsghdr *cmsg; + struct sockaddr_dl * isdl; + struct sockaddr_in *isin; + struct ifaddrs *ifap, *ifa; +#endif //sprintf(logBuff, "Socket=%u", sockInd); //logDHCPMess(logBuff, 1); memset(req, 0, sizeof(data9)); @@ -9671,7 +9713,11 @@ req->msg.msg_name = &req->remote; req->msg.msg_namelen = sizeof(sockaddr_in); req->msg.msg_control = &req->msgcontrol; +#ifdef __FreeBSD__ + req->msg.msg_controllen = sizeof(req->msgcontrol); +#else req->msg.msg_controllen = sizeof(msg_control); +#endif req->msg.msg_flags = msgflags; int flags = 0; @@ -9680,6 +9726,45 @@ if (errno || req->bytes <= 0) return 0; +#ifdef __FreeBSD__ + isdl = NULL; + isin = NULL; + MYDWORD addr=0; + bool found_addr = false; + + if (req->msg.msg_controllen>0){ + for (cmsg=CMSG_FIRSTHDR(&req->msg);cmsg;cmsg=CMSG_NXTHDR(&req->msg,cmsg)){ + if (cmsg->cmsg_type==IP_RECVIF) { + isdl=(struct sockaddr_dl *)CMSG_DATA(cmsg); + } + } + } + + if (!isdl || getifaddrs(&ifap)) + return 0; + + for (ifa = ifap; ifa; ifa = ifa->ifa_next) { + if(ifa->ifa_addr->sa_family == AF_INET && + strcmp(ifa->ifa_name,isdl->sdl_data) == 0){ + isin = (struct sockaddr_in *)ifa->ifa_addr; + addr = isin->sin_addr.s_addr; + for (int i = 0; (i < MAX_SERVERS || !network.dhcpConn[i].server);i++){ + if (addr == network.dhcpConn[i].server){ + found_addr = true; + req->sockInd = i; + break; + } + } + } + } + freeifaddrs(ifap); + + if(!found_addr) return 0; + + //printf("IF = %s\n", isdl->sdl_data); + //printf("RADDR = %s\n", inet_ntoa(isin->sin_addr)); + +#else //printf("%u\n", req->msg.msg_controllen); //msgcontrol = (msg_control*)msg.msg_control; @@ -9711,6 +9796,7 @@ break; } } +#endif } else {