FreeCalypso > hg > fc-magnetite
annotate src/g23m-fad/tcpip/rnet/rnet_rt/rnet_rt_api_getmaxpacketsize.c @ 390:56f5db12a125
configure.sh: new CHIPSET, DSP, RF and DSP-derived settings
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Wed, 17 Jan 2018 20:10:32 +0000 |
parents | 90eb61ecd093 |
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rev | line source |
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1 /** |
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2 * @file rnet_rt_api_getmaxpacketsize.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_getmaxpacketsize.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 * 7/23/2002 Regis Feneon Create |
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19 * |
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20 */ |
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21 #include "rnet_cfg.h" |
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22 #ifdef RNET_CFG_REAL_TRANSPORT |
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23 |
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24 #include "rnet_rt_i.h" |
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25 #include "rnet_rt_env.h" |
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26 |
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27 /** |
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28 * Gets the maximum send size of a message. |
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29 * |
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30 * @param desc Connection identifier [IN]. |
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31 * @param size_p Maximum send size [OUT]. |
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32 * @return RNET_NOT_INITIALIZED NET subsystem not initialized (internal error). |
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33 * RNET_INTERNAL_ERR Network subsystem failed. |
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34 * RNET_INVALID_PARAMETER The connection ID is invalid. |
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35 * RNET_NOT_READY Still processing a callback function. |
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36 * RNET_OK Local address/port successfully get. |
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37 */ |
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38 |
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39 T_RNET_RET rnet_rt_get_max_packet_size(T_RNET_DESC * desc, |
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40 UINT32 * size_p) |
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41 { |
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42 int err, len, maxsize; |
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43 |
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44 len = sizeof( maxsize); |
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45 |
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46 /* get socket buffer size */ |
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47 rvf_lock_mutex( &rnet_rt_env_ctrl_blk_p->mutex); |
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48 err = ngSAIOGetOption( (NGsock *) desc, NG_IOCTL_SOCKET, NG_SO_SNDBUF, |
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49 &maxsize, &len); |
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50 rvf_unlock_mutex( &rnet_rt_env_ctrl_blk_p->mutex); |
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51 |
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52 if( err == NG_EOK) { |
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53 *size_p = maxsize; |
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54 return( RNET_OK); |
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55 } |
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56 |
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57 return( rnet_rt_ngip_error( err)); |
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58 } |
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59 |
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60 #endif /* ifdef RNET_CFG_REAL_TRANSPORT */ |
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61 |