FreeCalypso > hg > fc-tourmaline
annotate src/g23m-fad/tcpip/rnet/rnet_rt/rnet_rt_api_send.c @ 91:c3d28a37caad
src/ui/bmi: rm remaining not-for-our-config files
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 08 Nov 2020 05:12:05 +0000 |
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1
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1 /** |
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2 * @file rnet_rt_api_send.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_send.c,v 1.4 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 * 3/22/2002 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 * Enqueues the data for sending. |
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32 * |
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33 * Data is sent by enqueueing the data with a call to rnet_send(). |
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34 * The function is not-blocking. |
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35 * |
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36 * In case of TCP, when the data is successfully transmitted to the remote |
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37 * host, the application will be notified with a RNET_SEND_CFM message. |
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38 * |
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39 * Returns RNET_PARTIAL_SENT if not all data could be sent and the function |
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40 * needs to be called again later to send the rest of the data. In that case, |
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41 * the out value of len_p is the number of bytes effectively sent. |
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42 * |
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43 * The buffer is copied by RNET, so the application can free the data buffer |
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44 * when the function returns. |
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45 * |
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46 * TODO: The proper way to use this function. |
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47 * |
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48 * @param desc Connection identifier [IN]. |
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49 * @param buff Pointer on the data to send [IN]. |
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50 * @param len_p Pointer on the length of the data to send [IN]. |
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51 * Pointer on the length of the data effectively sent [OUT]. |
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52 * @return RNET_MEMORY_ERR Not enough memory is available |
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53 * RNET_NOT_INITIALIZED NET subsystem not initialized (internal error). |
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54 * RNET_INTERNAL_ERR Network subsystem failed. |
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55 * or Requested address is a broadcast address. |
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56 * RNET_INVALID_PARAMETER The connection ID is invalid. |
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57 * or The ID is not connected. |
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58 * or Invalid buff parameter. |
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59 * or Connection not bound with bind. |
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60 * RNET_CONN_ABORTED Connection broken due to the "keep-alive" activity |
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61 * detecting a failure while the operation was in progress. |
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62 * or Virtual circuit terminated due to a time-out or other failure. |
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63 * RNET_MSG_SIZE Message oriented connection (UDP), and the message |
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64 * is larger than the maximum supported by the underlying transport. |
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65 * RNET_NET_UNREACHABLE Remote host cannot be reached from this host at this time. |
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66 * RNET_CONN_RESET The virtual circuit was reset by the remote side executing a "hard" |
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67 * or "abortive" close. |
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68 * RNET_TIMEOUT The connection has been dropped, because of a |
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69 * network failure or because the system on the other end went down |
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70 * without notice. |
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71 * RNET_NOT_READY Still processing a callback function. |
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72 * RNET_OK Sending in progress |
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73 * RNET_SEND_CFM will be sent when the sending |
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74 * has been successfully completed. |
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75 */ |
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76 |
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77 T_RNET_RET rnet_rt_send (T_RNET_DESC * desc, |
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78 T_RVF_BUFFER * buff, |
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79 UINT16 * len_p) |
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80 { |
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81 int ret; |
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82 |
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83 rvf_lock_mutex( &rnet_rt_env_ctrl_blk_p->mutex); |
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84 ret = ngSAIOSend( (NGsock *) desc, buff, *len_p, 0, NULL); |
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85 if( (ret == NG_EWOULDBLOCK) || ((ret > 0) && (ret != *len_p))) { |
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86 /* send RNET_SEND_RDY message when data will be acknowledged */ |
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87 ((T_RNET_RT_SOCK *) desc)->flags |= RNET_RT_SOCKF_NOTIFY_SEND; |
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88 } |
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89 rvf_unlock_mutex( &rnet_rt_env_ctrl_blk_p->mutex); |
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90 |
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91 if( ret == NG_EWOULDBLOCK) { |
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92 ret = 0; |
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93 } |
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94 if( ret >= 0) { |
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95 if( ret != *len_p) { |
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96 /* not all data has been sent */ |
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97 *len_p = ret; |
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98 return( RNET_PARTIAL_SENT); |
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99 } |
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100 return( RNET_OK); |
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101 } |
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102 |
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103 return( rnet_rt_ngip_error( ret)); |
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104 } |
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105 |
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106 #endif /* ifdef RNET_CFG_REAL_TRANSPORT */ |
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107 |