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      1 /*
      2  * Copyright 2009 VMware, Inc.
      3  * All Rights Reserved.
      4  *
      5  * Permission is hereby granted, free of charge, to any person obtaining a
      6  * copy of this software and associated documentation files (the "Software"),
      7  * to deal in the Software without restriction, including without limitation
      8  * on the rights to use, copy, modify, merge, publish, distribute, sub
      9  * license, and/or sell copies of the Software, and to permit persons to whom
     10  * the Software is furnished to do so, subject to the following conditions:
     11  *
     12  * The above copyright notice and this permission notice (including the next
     13  * paragraph) shall be included in all copies or substantial portions of the
     14  * Software.
     15  *
     16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     18  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.  IN NO EVENT SHALL
     19  * VMWARE AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
     20  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
     21  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
     22  * USE OR OTHER DEALINGS IN THE SOFTWARE.
     23  */
     24 
     25 /*
     26  * This file holds structs decelerations and function prototypes for one of
     27  * the rbug extensions. Implementation of the functions is in the same folder
     28  * in the c file matching this file's name.
     29  *
     30  * The structs what is returned from the demarshal functions. The functions
     31  * starting rbug_send_* encodes a call to the write format and sends that to
     32  * the supplied connection, while functions starting with rbug_demarshal_*
     33  * demarshal data from the wire protocol.
     34  *
     35  * Structs and functions ending with _reply are replies to requests.
     36  */
     37 
     38 #ifndef _RBUG_PROTO_CORE_H_
     39 #define _RBUG_PROTO_CORE_H_
     40 
     41 #include "rbug_proto.h"
     42 
     43 typedef uint64_t rbug_shader_t;
     44 typedef uint64_t rbug_context_t;
     45 typedef uint64_t rbug_texture_t;
     46 
     47 struct rbug_proto_noop
     48 {
     49 	struct rbug_header header;
     50 };
     51 
     52 struct rbug_proto_ping
     53 {
     54 	struct rbug_header header;
     55 };
     56 
     57 struct rbug_proto_error
     58 {
     59 	struct rbug_header header;
     60 	uint32_t error;
     61 };
     62 
     63 struct rbug_proto_ping_reply
     64 {
     65 	struct rbug_header header;
     66 	uint32_t serial;
     67 };
     68 
     69 struct rbug_proto_error_reply
     70 {
     71 	struct rbug_header header;
     72 	uint32_t serial;
     73 	uint32_t error;
     74 };
     75 
     76 int rbug_send_noop(struct rbug_connection *__con,
     77                    uint32_t *__serial);
     78 
     79 int rbug_send_ping(struct rbug_connection *__con,
     80                    uint32_t *__serial);
     81 
     82 int rbug_send_error(struct rbug_connection *__con,
     83                     uint32_t error,
     84                     uint32_t *__serial);
     85 
     86 int rbug_send_ping_reply(struct rbug_connection *__con,
     87                          uint32_t serial,
     88                          uint32_t *__serial);
     89 
     90 int rbug_send_error_reply(struct rbug_connection *__con,
     91                           uint32_t serial,
     92                           uint32_t error,
     93                           uint32_t *__serial);
     94 
     95 struct rbug_proto_noop * rbug_demarshal_noop(struct rbug_proto_header *header);
     96 
     97 struct rbug_proto_ping * rbug_demarshal_ping(struct rbug_proto_header *header);
     98 
     99 struct rbug_proto_error * rbug_demarshal_error(struct rbug_proto_header *header);
    100 
    101 struct rbug_proto_ping_reply * rbug_demarshal_ping_reply(struct rbug_proto_header *header);
    102 
    103 struct rbug_proto_error_reply * rbug_demarshal_error_reply(struct rbug_proto_header *header);
    104 
    105 #endif
    106