1 | /*\
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2 | * pcap2nbench - Converts libpcap network traces to nbench input
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3 | * Copyright (C) 2004 Jim McDonough <jmcd@us.ibm.com>
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4 | *
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5 | * This program is free software; you can redistribute it and/or modify
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6 | * it under the terms of the GNU General Public License as published by
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7 | * the Free Software Foundation; either version 3 of the License, or
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8 | * (at your option) any later version.
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9 | *
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10 | * This program is distributed in the hope that it will be useful,
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 | * GNU General Public License for more details.
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14 | *
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15 | * You should have received a copy of the GNU General Public License
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16 | * along with this program; if not, see <http://www.gnu.org/licenses/>.
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17 | *
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18 | * Written by Anthony Liguori <aliguori@us.ibm.com>
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19 | \*/
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20 |
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21 | #include <netinet/in.h>
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22 |
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23 | #include "smb.hpp"
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24 |
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25 | smb::smb(const uint8_t *data, size_t length)
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26 | {
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27 | if (length < 36) {
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28 | memset(magic, 0, 4);
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29 | return;
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30 | }
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31 |
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32 | /* This code assumes Little Endian... Don't say I didn't warn you */
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33 | memcpy(&size, data + 2, 2);
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34 | memcpy(magic, data + 4, 4);
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35 |
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36 | command = data[8];
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37 |
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38 | memcpy(&nt_status, data + 9, 4);
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39 |
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40 | flags = data[13];
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41 |
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42 | memcpy(&flags2, data + 14, 2);
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43 | memcpy(&pid_hi, data + 16, 2);
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44 | memcpy(signature, data + 18, 8);
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45 | memcpy(&reserved, data + 26, 2);
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46 | memcpy(&tid, data + 28, 2);
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47 | memcpy(&pid, data + 30, 2);
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48 | memcpy(&uid, data + 32, 2);
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49 | memcpy(&mid, data + 34, 2);
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50 | }
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51 |
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52 | std::ostream &operator<<(std::ostream &lhs, const smb &rhs)
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53 | {
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54 | lhs << "Magic: ";
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55 | for (int i = 1; i < 4; i++) {
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56 | lhs << rhs.magic[i];
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57 | }
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58 | lhs << std::endl;
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59 |
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60 | lhs << "Command: " << (uint16_t)rhs.command << std::endl
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61 | << "NT Status: " << rhs.nt_status << std::endl
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62 | << "Flags: " << (uint16_t)rhs.flags << std::endl
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63 | << "Flags2: " << rhs.flags2 << std::endl
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64 | << "Pid Hi: " << rhs.pid_hi << std::endl
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65 | << "Tid: " << rhs.tid << std::endl
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66 | << "Pid: " << rhs.pid << std::endl
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67 | << "Uid: " << rhs.uid << std::endl
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68 | << "Mid: " << rhs.mid << std::endl;
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69 |
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70 | return lhs;
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71 | }
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