FreeCalypso > hg > fc-magnetite
annotate src/g23m-fad/tcpip/rnet/rnet_rt/rnet_rt_api_getproto.c @ 531:6917ea63bffa
doc/Compiling: Slackware, Wine and mokosrec2bin updates
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 26 Oct 2018 00:29:16 +0000 |
parents | 90eb61ecd093 |
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1 /** |
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2 * @file rnet_rt_api_getproto.c |
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3 * |
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4 * RNET_RT API |
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5 * |
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6 * @author Regis Feneon |
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7 * @version 0.1 |
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8 */ |
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9 |
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10 /* |
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11 * $Id: rnet_rt_api_getproto.c,v 1.3 2002/10/30 15:23:34 rf Exp $ |
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12 * $Name: ti_20021030 $ |
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13 * |
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14 * History: |
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15 * |
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16 * Date Author Modification |
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17 * -------------------------------------------------- |
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18 * 3/29/2002 Regis Feneon Create |
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19 * |
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20 * (C) Copyright 2002 by TI, All Rights Reserved |
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21 * |
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22 */ |
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23 |
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24 #include "rnet_cfg.h" |
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25 #ifdef RNET_CFG_REAL_TRANSPORT |
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26 |
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27 #include "rnet_rt_i.h" |
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28 #include "rnet_rt_env.h" |
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29 |
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30 /* |
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31 * Retrieves the protocol associated to a connection descriptor. |
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32 * The protocol is retrieved with the SO_TYPE socket option. |
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33 * |
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34 * @param desc Connection identifier. |
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35 * @return A value of the T_RNET_IPPROTO enumeration. |
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36 */ |
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37 |
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38 T_RNET_IPPROTO rnet_rt_get_proto (T_RNET_DESC *desc) |
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39 { |
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40 int err, len, type; |
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41 |
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42 len = sizeof( type); |
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43 |
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44 /* get type of socket */ |
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45 rvf_lock_mutex( &rnet_rt_env_ctrl_blk_p->mutex); |
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46 err = ngSAIOGetOption( (NGsock *) desc, NG_IOCTL_SOCKET, NG_SO_TYPE, |
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47 &type, &len); |
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48 rvf_unlock_mutex( &rnet_rt_env_ctrl_blk_p->mutex); |
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49 |
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50 if( err == NG_EOK) { |
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51 switch( type) { |
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52 case NG_SOCK_STREAM: |
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53 return( RNET_IPPROTO_TCP); |
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54 case NG_SOCK_DGRAM: |
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55 return( RNET_IPPROTO_UDP); |
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56 default: |
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57 break; |
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58 } |
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59 } |
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60 |
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61 /* should not happen... */ |
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62 return( RNET_IPPROTO_UNDEFINED); |
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63 } |
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64 |
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65 #endif /* ifdef RNET_CFG_REAL_TRANSPORT */ |
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66 |