+++ /dev/null
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-/*
- * Author : Maxim Mamontov <faust@stargazer.dp.ua>
- */
-
-/*
- * Realization of data access via Stargazer for RADIUS
- *
- * $Revision: 1.8 $
- * $Date: 2010/04/16 12:30:02 $
- *
- */
-
-#include <netdb.h>
-#include <sys/types.h>
-#include <unistd.h> // close
-
-#include <cerrno>
-#include <cstring>
-
-#include <stdexcept>
-
-#include "stg_client.h"
-
-using namespace std;
-
-//-----------------------------------------------------------------------------
-//-----------------------------------------------------------------------------
-//-----------------------------------------------------------------------------
-STG_CLIENT::STG_CLIENT(const std::string & host, uint16_t port, uint16_t lp, const std::string & pass)
- : localPort(lp),
- password(pass),
- framedIP(0)
-{
-sock = socket(AF_INET, SOCK_DGRAM, 0);
-if (sock == -1)
- {
- std::string message = strerror(errno);
- message = "Socket create error: '" + message + "'";
- throw std::runtime_error(message);
- }
-
-struct hostent * he = NULL;
-he = gethostbyname(host.c_str());
-if (he == NULL)
- {
- throw std::runtime_error("gethostbyname error");
- }
-
-outerAddr.sin_family = AF_INET;
-outerAddr.sin_port = htons(port);
-outerAddr.sin_addr.s_addr = *(uint32_t *)he->h_addr;
-
-InitEncrypt();
-}
-//-----------------------------------------------------------------------------
-STG_CLIENT::~STG_CLIENT()
-{
-close(sock);
-}
-//-----------------------------------------------------------------------------
-uint32_t STG_CLIENT::GetFramedIP() const
-{
-return framedIP;
-}
-//-----------------------------------------------------------------------------
-inline
-void STG_CLIENT::InitEncrypt()
-{
-unsigned char keyL[RAD_PASSWORD_LEN];
-memset(keyL, 0, RAD_PASSWORD_LEN);
-strncpy((char *)keyL, password.c_str(), RAD_PASSWORD_LEN);
-Blowfish_Init(&ctx, keyL, RAD_PASSWORD_LEN);
-}
-//-----------------------------------------------------------------------------
-int STG_CLIENT::PrepareNet()
-{
-if (localPort != 0)
- {
- struct sockaddr_in localAddr;
- localAddr.sin_family = AF_INET;
- localAddr.sin_port = htons(localPort);
- localAddr.sin_addr.s_addr = inet_addr("0.0.0.0");;
-
- if (bind(sock, (struct sockaddr *)&localAddr, sizeof(localAddr)))
- {
- errorStr = "Bind failed";
- return -1;
- }
- }
-return 0;
-}
-//-----------------------------------------------------------------------------
-int STG_CLIENT::Start()
-{
-return PrepareNet();
-}
-//-----------------------------------------------------------------------------
-int STG_CLIENT::Stop()
-{
-return 0;
-}
-//-----------------------------------------------------------------------------
-string STG_CLIENT::GetUserPassword() const
-{
-return userPassword;
-}
-//-----------------------------------------------------------------------------
-int STG_CLIENT::Send(const RAD_PACKET & packet)
-{
-char buf[RAD_MAX_PACKET_LEN];
-
-Encrypt(buf, (char *)&packet, sizeof(RAD_PACKET) / 8);
-
-int res = sendto(sock, buf, sizeof(RAD_PACKET), 0, (struct sockaddr *)&outerAddr, sizeof(outerAddr));
-
-if (res == -1)
- errorStr = "Error sending data";
-
-return res;
-}
-//-----------------------------------------------------------------------------
-int STG_CLIENT::RecvData(RAD_PACKET * packet)
-{
-char buf[RAD_MAX_PACKET_LEN];
-int res;
-
-struct sockaddr_in addr;
-socklen_t len = sizeof(struct sockaddr_in);
-
-res = recvfrom(sock, buf, RAD_MAX_PACKET_LEN, 0, reinterpret_cast<struct sockaddr *>(&addr), &len);
-if (res == -1)
- {
- errorStr = "Error receiving data";
- return -1;
- }
-
-Decrypt((char *)packet, buf, res / 8);
-
-return 0;
-}
-//-----------------------------------------------------------------------------
-int STG_CLIENT::Request(RAD_PACKET * packet, const std::string & login, const std::string & svc, uint8_t packetType)
-{
-int res;
-
-memcpy((void *)&packet->magic, (void *)RAD_ID, RAD_MAGIC_LEN);
-packet->protoVer[0] = '0';
-packet->protoVer[1] = '1';
-packet->packetType = packetType;
-packet->ip = 0;
-strncpy((char *)packet->login, login.c_str(), RAD_LOGIN_LEN);
-strncpy((char *)packet->service, svc.c_str(), RAD_SERVICE_LEN);
-
-res = Send(*packet);
-if (res == -1)
- return -1;
-
-res = RecvData(packet);
-if (res == -1)
- return -1;
-
-if (strncmp((char *)packet->magic, RAD_ID, RAD_MAGIC_LEN))
- {
- errorStr = "Magic invalid. Wanted: '";
- errorStr += RAD_ID;
- errorStr += "', got: '";
- errorStr += (char *)packet->magic;
- errorStr += "'";
- return -1;
- }
-
-return 0;
-}
-//-----------------------------------------------------------------------------
-int STG_CLIENT::Authorize(const string & login, const string & svc)
-{
-RAD_PACKET packet;
-
-userPassword = "";
-
-if (Request(&packet, login, svc, RAD_AUTZ_PACKET))
- return -1;
-
-if (packet.packetType != RAD_ACCEPT_PACKET)
- return -1;
-
-userPassword = (char *)packet.password;
-
-return 0;
-}
-//-----------------------------------------------------------------------------
-int STG_CLIENT::Authenticate(const string & login, const string & svc)
-{
-RAD_PACKET packet;
-
-userPassword = "";
-
-if (Request(&packet, login, svc, RAD_AUTH_PACKET))
- return -1;
-
-if (packet.packetType != RAD_ACCEPT_PACKET)
- return -1;
-
-return 0;
-}
-//-----------------------------------------------------------------------------
-int STG_CLIENT::PostAuthenticate(const string & login, const string & svc)
-{
-RAD_PACKET packet;
-
-userPassword = "";
-
-if (Request(&packet, login, svc, RAD_POST_AUTH_PACKET))
- return -1;
-
-if (packet.packetType != RAD_ACCEPT_PACKET)
- return -1;
-
-if (svc == "Framed-User")
- framedIP = packet.ip;
-else
- framedIP = 0;
-
-return 0;
-}
-//-----------------------------------------------------------------------------
-int STG_CLIENT::Account(const std::string & type, const string & login, const string & svc, const string & sessid)
-{
-RAD_PACKET packet;
-
-userPassword = "";
-strncpy((char *)packet.sessid, sessid.c_str(), RAD_SESSID_LEN);
-
-if (type == "Start")
- {
- if (Request(&packet, login, svc, RAD_ACCT_START_PACKET))
- return -1;
- }
-else if (type == "Stop")
- {
- if (Request(&packet, login, svc, RAD_ACCT_STOP_PACKET))
- return -1;
- }
-else if (type == "Interim-Update")
- {
- if (Request(&packet, login, svc, RAD_ACCT_UPDATE_PACKET))
- return -1;
- }
-else
- {
- if (Request(&packet, login, svc, RAD_ACCT_OTHER_PACKET))
- return -1;
- }
-
-if (packet.packetType != RAD_ACCEPT_PACKET)
- return -1;
-
-return 0;
-}
-//-----------------------------------------------------------------------------
-void STG_CLIENT::Encrypt(char * dst, const char * src, int len8)
-{
-// len8 - длина в 8-ми байтовых блоках
-if (dst != src)
- memcpy(dst, src, len8 * 8);
-
-for (int i = 0; i < len8; i++)
- Blowfish_Encrypt(&ctx, (uint32_t *)(dst + i*8), (uint32_t *)(dst + i*8 + 4));
-}
-//-----------------------------------------------------------------------------
-void STG_CLIENT::Decrypt(char * dst, const char * src, int len8)
-{
-// len8 - длина в 8-ми байтовых блоках
-if (dst != src)
- memcpy(dst, src, len8 * 8);
-
-for (int i = 0; i < len8; i++)
- Blowfish_Decrypt(&ctx, (uint32_t *)(dst + i*8), (uint32_t *)(dst + i*8 + 4));
-}
-//-----------------------------------------------------------------------------
git.stg.codes / stg.git / blobdiff