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Annotation of embedaddon/mpd/src/contrib/libpdel/structs/type/struct.h, revision 1.1.1.1

1.1       misho       1: 
                      2: /*
                      3:  * Copyright (c) 2001-2002 Packet Design, LLC.
                      4:  * All rights reserved.
                      5:  * 
                      6:  * Subject to the following obligations and disclaimer of warranty,
                      7:  * use and redistribution of this software, in source or object code
                      8:  * forms, with or without modifications are expressly permitted by
                      9:  * Packet Design; provided, however, that:
                     10:  * 
                     11:  *    (i)  Any and all reproductions of the source or object code
                     12:  *         must include the copyright notice above and the following
                     13:  *         disclaimer of warranties; and
                     14:  *    (ii) No rights are granted, in any manner or form, to use
                     15:  *         Packet Design trademarks, including the mark "PACKET DESIGN"
                     16:  *         on advertising, endorsements, or otherwise except as such
                     17:  *         appears in the above copyright notice or in the software.
                     18:  * 
                     19:  * THIS SOFTWARE IS BEING PROVIDED BY PACKET DESIGN "AS IS", AND
                     20:  * TO THE MAXIMUM EXTENT PERMITTED BY LAW, PACKET DESIGN MAKES NO
                     21:  * REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING
                     22:  * THIS SOFTWARE, INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED
                     23:  * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE,
                     24:  * OR NON-INFRINGEMENT.  PACKET DESIGN DOES NOT WARRANT, GUARANTEE,
                     25:  * OR MAKE ANY REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS
                     26:  * OF THE USE OF THIS SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY,
                     27:  * RELIABILITY OR OTHERWISE.  IN NO EVENT SHALL PACKET DESIGN BE
                     28:  * LIABLE FOR ANY DAMAGES RESULTING FROM OR ARISING OUT OF ANY USE
                     29:  * OF THIS SOFTWARE, INCLUDING WITHOUT LIMITATION, ANY DIRECT,
                     30:  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, PUNITIVE, OR CONSEQUENTIAL
                     31:  * DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, LOSS OF
                     32:  * USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY THEORY OF
                     33:  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
                     34:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
                     35:  * THE USE OF THIS SOFTWARE, EVEN IF PACKET DESIGN IS ADVISED OF
                     36:  * THE POSSIBILITY OF SUCH DAMAGE.
                     37:  *
                     38:  * Author: Archie Cobbs <archie@freebsd.org>
                     39:  */
                     40: 
                     41: #ifndef _PDEL_STRUCTS_TYPE_STRUCT_H_
                     42: #define _PDEL_STRUCTS_TYPE_STRUCT_H_
                     43: 
                     44: /*********************************************************************
                     45:                        STRUCTURE TYPES
                     46: *********************************************************************/
                     47: 
                     48: /* This structure describes one field in a structure */
                     49: struct structs_field {
                     50:        const char                      *name;
                     51:        const struct structs_type       *type;
                     52:        u_int16_t                       size;
                     53:        u_int16_t                       offset;
                     54: };
                     55: 
                     56: /* Use this to describe a field and name it with the field's C name */
                     57: #define STRUCTS_STRUCT_FIELD(sname, fname, ftype)                      \
                     58:        { #fname, ftype, sizeof(((struct sname *)0)->fname),            \
                     59:            offsetof(struct sname, fname) }
                     60: 
                     61: /* Use this to describe a field and give it a different name */
                     62: #define STRUCTS_STRUCT_FIELD2(sname, fname, dname, ftype)              \
                     63:        { dname, ftype, sizeof(((struct sname *)0)->fname),             \
                     64:            offsetof(struct sname, fname) }
                     65: 
                     66: /* This macro terminates a list of 'struct structs_field' structures */
                     67: #define STRUCTS_STRUCT_FIELD_END       { NULL, NULL, 0, 0 }
                     68: 
                     69: /*
                     70:  *
                     71:  * Macro arguments:
                     72:  *     name                            Structure name (as in 'struct name')
                     73:  *     [const struct structs_field *]  List of structure fields, terminated
                     74:  *                                         by an entry with name == NULL.
                     75:  */
                     76: #define STRUCTS_STRUCT_TYPE(sname, flist) {                            \
                     77:        sizeof(struct sname),                                           \
                     78:        "structure",                                                    \
                     79:        STRUCTS_TYPE_STRUCTURE,                                         \
                     80:        structs_struct_init,                                            \
                     81:        structs_struct_copy,                                            \
                     82:        structs_struct_equal,                                           \
                     83:        structs_notsupp_ascify,                                         \
                     84:        structs_notsupp_binify,                                         \
                     85:        structs_struct_encode,                                          \
                     86:        structs_struct_decode,                                          \
                     87:        structs_struct_free,                                            \
                     88:        { { (void *)(flist) }, { NULL }, { NULL } }                     \
                     89: }
                     90: 
                     91: __BEGIN_DECLS
                     92: 
                     93: extern structs_init_t          structs_struct_init;
                     94: extern structs_copy_t          structs_struct_copy;
                     95: extern structs_equal_t         structs_struct_equal;
                     96: extern structs_encode_t                structs_struct_encode;
                     97: extern structs_decode_t                structs_struct_decode;
                     98: extern structs_uninit_t                structs_struct_free;
                     99: 
                    100: __END_DECLS
                    101: 
                    102: #endif /* _PDEL_STRUCTS_TYPE_STRUCT_H_ */
                    103: