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annotate gsm-fw/L1/stand/forwarder.c @ 618:0c736bd8385e

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L1 standalone: forwarder entity implemented
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Sun, 31 Aug 2014 00:06:00 +0000
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1 /*
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2 * This module implements the special "forwarder" (L1IF) GPF entity
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3 * for L1 standalone operation described in README.
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4 */
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5
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6 /*==== INCLUDES =============================================================*/
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7
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8 #include <string.h>
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9 #include "typedefs.h" /* to get Condat data types */
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10 #include "vsi.h" /* to get a lot of macros */
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11 #include "pei.h" /* to get PEI interface */
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12 #include "tools.h" /* to get common tools */
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13 #include "header.h"
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14 #include "os.h"
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15 #include "../../gpf/frame/route.h"
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16
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17 /*==== LOCALS ================================================================*/
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18
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19 static T_HANDLE Our_Handle;
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20
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21 #define VSI_CALLER Our_Handle,
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22
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23 static T_HANDLE hCommTST = VSI_ERROR;
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24
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25 /*==== PRIVATE FUNCTIONS =====================================================*/
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26
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27
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28 /*
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29 +------------------------------------------------------------------------------
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30 | Function : pei_init
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31 +------------------------------------------------------------------------------
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32 | Description : Initialize Protocol Stack Entity
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33 |
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34 | Parameters : handle - task handle
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35 |
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36 | Return : PEI_OK - entity initialised
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37 | PEI_ERROR - entity not (yet) initialised
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38 +------------------------------------------------------------------------------
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39 */
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40 LOCAL SHORT pei_init ( T_HANDLE Handle )
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41 {
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42 Our_Handle = Handle;
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43
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44 if (hCommTST < VSI_OK)
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45 {
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46 if ((hCommTST = vsi_c_open (VSI_CALLER "TST")) < VSI_OK)
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47 return PEI_ERROR;
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48 }
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49
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50 return PEI_OK;
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51 }
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52
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53 LOCAL SHORT pei_primitive (void *primitive)
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54 {
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55 OS_QDATA OS_Msg = { 0 };
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56 T_VOID_STRUCT *prim = (T_VOID_STRUCT *) primitive;
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57
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58 OS_Msg.data16 = MSG_PRIMITIVE;
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59 OS_Msg.e_id = Our_Handle;
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60 OS_Msg.ptr = prim;
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61 OS_Msg.data32 = P_OPC(prim);
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62 os_GetTime(0, &OS_Msg.time);
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63
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64 rt_ExtPrimitive(Our_Handle, hCommTST, Our_Handle, "EXT", &OS_Msg);
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65
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66 return PEI_OK;
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67 }
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68
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69
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70 /*==== PUBLIC FUNCTIONS =====================================================*/
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71
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72 /*
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73 +------------------------------------------------------------------------------
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74 | Function : pei_create
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75 +------------------------------------------------------------------------------
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76 | Description : Create the Protocol Stack Entity.
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77 |
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78 | Parameters : info - Pointer to the structure of entity parameters
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79 |
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80 | Return : PEI_OK - entity created successfully
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81 |
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82 +------------------------------------------------------------------------------
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83 */
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84 GLOBAL SHORT l1stand_fwd_pei_create ( T_PEI_INFO **info )
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85 {
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86 static T_PEI_INFO pei_info =
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87 {
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88 "L1IF",
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89 {
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90 pei_init,
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91 NULL,
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92 pei_primitive,
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93 NULL, /* no timeout function */
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94 NULL, /* no signal function */
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95 NULL, /* no run function */
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96 NULL, /* no config function */
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97 NULL, /* no monitor function */
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98 },
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99 1000, /* Stack Size */
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100 50, /* Queue Entries */
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101 20, /* Priority */
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102 0, /* number of timer */
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103 PASSIVE_BODY | COPY_BY_REF | TRC_NO_SUSPEND /* flags */
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104 };
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105
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106 /*
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107 * export startup configuration data
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108 */
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109 *info = &pei_info;
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110 /*
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111 * Initialize entity data
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112 */
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113
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114 return PEI_OK;
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115 }
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116
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117 /*==== END OF FILE ==========================================================*/