1 /*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
2  *
3  *  Gearmand client and server library.
4  *
5  *  Copyright (C) 2011 Data Differential, http://datadifferential.com/
6  *  All rights reserved.
7  *
8  *  Redistribution and use in source and binary forms, with or without
9  *  modification, are permitted provided that the following conditions are
10  *  met:
11  *
12  *      * Redistributions of source code must retain the above copyright
13  *  notice, this list of conditions and the following disclaimer.
14  *
15  *      * Redistributions in binary form must reproduce the above
16  *  copyright notice, this list of conditions and the following disclaimer
17  *  in the documentation and/or other materials provided with the
18  *  distribution.
19  *
20  *      * The names of its contributors may not be used to endorse or
21  *  promote products derived from this software without specific prior
22  *  written permission.
23  *
24  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
25  *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
26  *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
27  *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
28  *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
29  *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
30  *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
31  *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
32  *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
33  *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
34  *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
35  *
36  */
37 
38 #pragma once
39 
40 #include <libgearman-1.0/protocol.h>
41 
42 enum gearman_magic_t
43 {
44   GEARMAN_MAGIC_TEXT,
45   GEARMAN_MAGIC_REQUEST,
46   GEARMAN_MAGIC_RESPONSE
47 };
48 
49 /**
50  * @ingroup gearman_packet
51  */
52 struct gearmand_packet_st
53 {
54   struct {
55     bool complete;
56     bool free_data;
57   } options;
58   enum gearman_magic_t magic;
59   enum gearman_command_t command;
60   uint8_t argc;
61   size_t args_size;
62   size_t data_size;
63   struct gearmand_packet_st *next;
64   struct gearmand_packet_st *prev;
65   char *args;
66   const char *data;
67   char *arg[GEARMAN_MAX_COMMAND_ARGS];
68   size_t arg_size[GEARMAN_MAX_COMMAND_ARGS];
69   char args_buffer[GEARMAN_ARGS_BUFFER_SIZE];
70 
71   void reset(enum gearman_magic_t, gearman_command_t);
72 };
73 
74 struct gearman_server_packet_st
75 {
76   gearmand_packet_st packet;
77   gearman_server_packet_st *next;
78 };
79