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  1. /*
  2.  * Copyright (c) 2008 Jiri Svoboda
  3.  * All rights reserved.
  4.  *
  5.  * Redistribution and use in source and binary forms, with or without
  6.  * modification, are permitted provided that the following conditions
  7.  * are met:
  8.  *
  9.  * - Redistributions of source code must retain the above copyright
  10.  *   notice, this list of conditions and the following disclaimer.
  11.  * - Redistributions in binary form must reproduce the above copyright
  12.  *   notice, this list of conditions and the following disclaimer in the
  13.  *   documentation and/or other materials provided with the distribution.
  14.  * - The name of the author may not be used to endorse or promote products
  15.  *   derived from this software without specific prior written permission.
  16.  *
  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27.  */
  28.  
  29. /** @addtogroup trace
  30.  * @{
  31.  */
  32. /** @file
  33.  */
  34.  
  35. #ifndef PROTO_H_
  36. #define PROTO_H_
  37.  
  38. #include <adt/hash_table.h>
  39. #include <ipc/ipc.h>
  40. #include "trace.h"
  41.  
  42. #define OPER_MAX_ARGS (IPC_CALL_LEN - 1)
  43.  
  44. typedef struct {
  45.     char *name;
  46.  
  47.     int argc;
  48.     val_type_t arg_type[OPER_MAX_ARGS];
  49.  
  50.     val_type_t rv_type;
  51.  
  52.     int respc;
  53.     val_type_t resp_type[OPER_MAX_ARGS];
  54. } oper_t;
  55.  
  56. typedef struct {
  57.     /** Protocol name */
  58.     char *name;
  59.  
  60.     /** Maps method number to operation */
  61.     hash_table_t method_oper;
  62. } proto_t;
  63.  
  64. /* Maps service number to protocol */
  65. extern hash_table_t srv_proto;
  66.  
  67. void proto_init(void);
  68. void proto_cleanup(void);
  69.  
  70. void proto_register(int srv, proto_t *proto);
  71. proto_t *proto_get_by_srv(int srv);
  72. proto_t *proto_new(char *name);
  73. void proto_delete(proto_t *proto);
  74. void proto_add_oper(proto_t *proto, int method, oper_t *oper);
  75. oper_t *proto_get_oper(proto_t *proto, int method);
  76.  
  77. oper_t *oper_new(char *name, int argc, val_type_t *arg_types,
  78.     val_type_t rv_type, int respc, val_type_t *resp_types);
  79.  
  80.  
  81.  
  82. #endif
  83.  
  84. /** @}
  85.  */
  86.