FreeCalypso > hg > fc-magnetite
annotate src/g23m-gprs/sndcp/sndcp_ndp.c @ 464:2ba8d9decc30
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author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Tue, 20 Mar 2018 05:54:32 +0000 |
parents | 219afcfc6250 |
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rev | line source |
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1 /* |
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2 +----------------------------------------------------------------------------- |
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3 | Project : GPRS (8441) |
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4 | Modul : sndcp_ndp.c |
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5 +----------------------------------------------------------------------------- |
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6 | Copyright 2002 Texas Instruments Berlin, AG |
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7 | All rights reserved. |
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8 | |
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9 | This file is confidential and a trade secret of Texas |
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10 | Instruments Berlin, AG |
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11 | The receipt of or possession of this file does not convey |
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12 | any rights to reproduce or disclose its contents or to |
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13 | manufacture, use, or sell anything it may describe, in |
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14 | whole, or in part, without the specific written consent of |
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15 | Texas Instruments Berlin, AG. |
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16 +----------------------------------------------------------------------------- |
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17 | Purpose : This modul is part of the entity SNDCP and implements all |
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18 | functions to handles the incoming primitives as described in |
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19 | the SDL-documentation (ND-statemachine) |
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20 +----------------------------------------------------------------------------- |
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21 */ |
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22 |
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23 |
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24 #define ENTITY_SNDCP |
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25 |
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26 /*==== INCLUDES =============================================================*/ |
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27 |
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28 #include "typedefs.h" /* to get Condat data types */ |
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29 #include "vsi.h" /* to get a lot of macros */ |
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30 #include "macdef.h" |
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31 #include "prim.h" /* to get the definitions of used SAP and directions */ |
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32 |
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33 #include "dti.h" |
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34 |
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35 #include "sndcp.h" /* to get the global entity definitions */ |
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36 #include "sndcp_f.h" /* to get the functions to access the global arrays*/ |
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37 |
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38 #include "sndcp_sds.h" /* to get signals to sd service */ |
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39 #include "sndcp_sdas.h" /* to get signals to sda service */ |
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40 #include "sndcp_sdf.h" |
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41 |
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42 |
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43 |
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44 /*==== CONST ================================================================*/ |
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45 |
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46 /*==== LOCAL VARS ===========================================================*/ |
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47 |
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48 /*==== PRIVATE FUNCTIONS ====================================================*/ |
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49 |
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50 /*==== PUBLIC FUNCTIONS =====================================================*/ |
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51 |
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52 /* |
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53 +------------------------------------------------------------------------------ |
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54 | Function : nd_dti_buffer_ready |
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55 +------------------------------------------------------------------------------ |
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56 | Description : Is called from DTI callback function when reason was |
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57 | DTI_REASON_TX_BUFFER_READY. Does the same as old |
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58 | nd_sn_get(unit)data_req. |
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59 | |
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60 | Parameters : affected nsapi |
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61 | |
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62 +------------------------------------------------------------------------------ |
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63 */ |
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64 GLOBAL void nd_dti_buffer_ready (UBYTE nsapi) |
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65 { |
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66 UBYTE sapi = 0; |
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67 BOOL used = FALSE; |
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68 |
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69 TRACE_FUNCTION( "nd_dti_buffer_ready" ); |
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70 |
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71 /* |
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72 * set service instance according to nsapi in primitive |
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73 */ |
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74 sndcp_data->nd = & sndcp_data->nd_base[nsapi]; |
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75 |
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76 switch( GET_STATE( ND ) ) |
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77 { |
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78 case ND_DEFAULT: |
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79 case ND_RECOVER: |
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80 case ND_SUSPEND: |
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81 /* |
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82 * Is NSAPI used at all? |
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83 */ |
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84 sndcp_is_nsapi_used(nsapi, &used); |
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85 if (used) { |
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86 BOOL ack = FALSE; |
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87 sndcp_get_nsapi_ack(nsapi, &ack); |
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88 if (ack) { |
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89 sndcp_get_nsapi_sapi(nsapi, &sapi); |
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90 sig_nd_sda_getdata_req(sapi, nsapi); |
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91 } else { |
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92 sndcp_get_nsapi_sapi(nsapi, &sapi); |
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93 sig_nd_sd_getunitdata_req(sapi, nsapi); |
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94 } |
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95 /* dti ready called from mg_sm_activate_ind again */ |
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96 TRACE_EVENT("FLOW CONTROL falg is set to false"); |
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97 sndcp_data->tcp_flow = FALSE; |
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98 } |
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99 else |
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100 { |
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101 sndcp_data->nsapi_rcv_rdy_b4_used |= 0x001 << nsapi; |
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102 TRACE_EVENT("FLOW CONTROL falg is set to true"); |
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103 /* We have received a flow control before receiving a snsm_activate_ind */ |
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104 sndcp_data->tcp_flow = TRUE; |
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105 } |
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106 break; |
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107 default: |
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108 TRACE_ERROR( "Function nd_dti_buffer_ready unexpected" ); |
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109 break; |
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110 } |
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111 |
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112 } /* nd_buffer_ready() */ |