ceph/src/dpdk/examples/cmdline/parse_obj_list.h

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 /*
  35  * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org>
  36  * All rights reserved.
  37  * Redistribution and use in source and binary forms, with or without
  38  * modification, are permitted provided that the following conditions are met:
  39  *
  40  *     * Redistributions of source code must retain the above copyright
  41  *       notice, this list of conditions and the following disclaimer.
  42  *     * Redistributions in binary form must reproduce the above copyright
  43  *       notice, this list of conditions and the following disclaimer in the
  44  *       documentation and/or other materials provided with the distribution.
  45  *     * Neither the name of the University of California, Berkeley nor the
  46  *       names of its contributors may be used to endorse or promote products
  47  *       derived from this software without specific prior written permission.
  48  *
  49  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
  50  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  51  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  52  * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
  53  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  54  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  55  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  56  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  57  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  58  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  59  */
  60
  61 #ifndef _PARSE_OBJ_LIST_H_
  62 #define _PARSE_OBJ_LIST_H_
  63
  64 /* This file is an example of extension of libcmdline. It provides an
  65  * example of objects stored in a list. */
  66
  67 #include <sys/queue.h>
  68 #include <cmdline_parse.h>
  69
  70 #define OBJ_NAME_LEN_MAX 64
  71
  72 struct object {
  73         SLIST_ENTRY(object) next;
  74         char name[OBJ_NAME_LEN_MAX];
  75         cmdline_ipaddr_t ip;
  76 };
  77
  78 /* define struct object_list */
  79 SLIST_HEAD(object_list, object);
  80
  81 /* data is a pointer to a list */
  82 struct token_obj_list_data {
  83         struct object_list *list;
  84 };
  85
  86 struct token_obj_list {
  87         struct cmdline_token_hdr hdr;
  88         struct token_obj_list_data obj_list_data;
  89 };
  90 typedef struct token_obj_list parse_token_obj_list_t;
  91
  92 extern struct cmdline_token_ops token_obj_list_ops;
  93
  94 int parse_obj_list(cmdline_parse_token_hdr_t *tk, const char *srcbuf, void *res,
  95         unsigned ressize);
  96 int complete_get_nb_obj_list(cmdline_parse_token_hdr_t *tk);
  97 int complete_get_elt_obj_list(cmdline_parse_token_hdr_t *tk, int idx,
  98                               char *dstbuf, unsigned int size);
  99 int get_help_obj_list(cmdline_parse_token_hdr_t *tk, char *dstbuf, unsigned int size);
 100
 101 #define TOKEN_OBJ_LIST_INITIALIZER(structure, field, obj_list_ptr)  \
 102 {                                                                   \
 103         .hdr = {                                                    \
 104                 .ops = &token_obj_list_ops,                         \
 105                 .offset = offsetof(structure, field),               \
 106         },                                                          \
 107                 .obj_list_data = {                                  \
 108                 .list = obj_list_ptr,                               \
 109         },                                                          \
 110 }
 111
 112 #endif /* _PARSE_OBJ_LIST_H_ */