fwp/lib/fwp/fwp_endpoint.h

   1 /**************************************************************************/
   2 /* ---------------------------------------------------------------------- */
   3 /* Copyright (C) 2006 - 2008 FRESCOR consortium partners:                 */
   4 /*                                                                        */
   5 /*   Universidad de Cantabria,              SPAIN                         */
   6 /*   University of York,                    UK                            */
   7 /*   Scuola Superiore Sant'Anna,            ITALY                         */
   8 /*   Kaiserslautern University,             GERMANY                       */
   9 /*   Univ. Politécnica  Valencia,           SPAIN                        */
  10 /*   Czech Technical University in Prague,  CZECH REPUBLIC                */
  11 /*   ENEA                                   SWEDEN                        */
  12 /*   Thales Communication S.A.              FRANCE                        */
  13 /*   Visual Tools S.A.                      SPAIN                         */
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  15 /*   Evidence                               ITALY                         */
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  19 /*          FRESCOR project (FP6/2005/IST/5-034026) is funded             */
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  22 /*       made of this code.                                               */
  23 /*                                                                        */
  24 /*                                                                        */
  25 /*  This file is part of FWP (Frescor WLAN Protocol)                      */
  26 /*                                                                        */
  27 /* FWP is free software; you can redistribute it and/or modify it         */
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  30 /* later version.  FWP is distributed in the hope that it will be         */
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  32 /* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU    */
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  38 /* As a special exception, including FWP header files in a file,          */
  39 /* instantiating FWP generics or templates, or linking other files        */
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  43 /* however invalidate any other reasons why the executable file might be  */
  44 /* covered by the GNU Public License.                                     */
  45 /**************************************************************************/
  46 #ifndef _FWP_ENDPOINT_H
  47 #define _FWP_ENDPOINT_H
  48
  49 #define FWP_ANY_NODE INADDR_ANY
  50
  51 typedef enum {
  52         FWP_EPOINT_BESTEFFORT   = 0,
  53         FWP_EPOINT_RELIABLE     = 1,
  54 } fwp_endpoint_reliability_t;
  55
  56 struct fwp_endpoint;
  57 typedef struct fwp_endpoint fwp_endpoint_t;
  58 /** fwp endpoint descriptor type */
  59 typedef struct fwp_endpoint* fwp_endpoint_d_t;
  60
  61 typedef unsigned int fwp_addr_t;
  62
  63 /**
  64  * Endpoint attributes
  65  */
  66 typedef
  67 struct fwp_endpoint_attr {
  68         /** Specifies whether fwp endpoint is reliable (TCP) or not (UDP)*/
  69         unsigned int reliability;
  70         /** Specifies max number of allowed connections (for TCP only) */
  71         unsigned int max_connections;
  72 } fwp_endpoint_attr_t;
  73
  74 #include "fwp_vres.h"
  75
  76 int fwp_endpoint_get_params(fwp_endpoint_d_t epointd, unsigned int *node,
  77                                 unsigned int *port, fwp_endpoint_attr_t *attr);
  78 int fwp_send_endpoint_create(unsigned int node, unsigned int port,
  79                                 fwp_endpoint_attr_t *attr,
  80                                 fwp_endpoint_d_t *epointd);
  81 int fwp_receive_endpoint_create(/*unsigned int node,*/ unsigned int port,
  82                                 fwp_endpoint_attr_t *attr,
  83                                 fwp_endpoint_d_t *epointd);
  84 int fwp_endpoint_destroy(fwp_endpoint_d_t epointd);
  85
  86 int fwp_send_endpoint_bind(fwp_endpoint_d_t epointd, fwp_vres_d_t vresd);
  87 int fwp_send_endpoint_unbind(fwp_endpoint_d_t epointd);
  88
  89 ssize_t fwp_recv(fwp_endpoint_d_t epointd,
  90                         void *buffer, const size_t buffer_size,
  91                         unsigned int *from, int flags);
  92 int fwp_send(fwp_endpoint_d_t epointd, const void *msg, const size_t size,
  93                 int flags);
  94 int fwp_endpoint_attr_init(fwp_endpoint_attr_t *attr);
  95
  96 static inline int fwp_endpoint_attr_setreliability(fwp_endpoint_attr_t *attr,
  97                                                         int reliability)
  98 {
  99         attr->reliability = reliability;
 100         return 0;
 101 }
 102
 103 /* Sets queueing policy */
 104 /*int fwp_endpoint_attr_setqpolicy(fwp_endpoint_attr_t *attr);*/
 105 #ifdef _FWP_INTERNALS_
 106
 107 int fwp_endpoint_table_init(unsigned int nr_endpoints);
 108
 109 #endif /*_FWP_INTERNALS_*/
 110 #endif /*_FWP_ENDPOINT_H */