1 /* ==================================================================== 2 * The Kannel Software License, Version 1.0 3 * 4 * Copyright (c) 2001-2014 Kannel Group 5 * Copyright (c) 1998-2001 WapIT Ltd. 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 10 * are met: 11 * 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in 17 * the documentation and/or other materials provided with the 18 * distribution. 19 * 20 * 3. The end-user documentation included with the redistribution, 21 * if any, must include the following acknowledgment: 22 * "This product includes software developed by the 23 * Kannel Group (http://www.kannel.org/)." 24 * Alternately, this acknowledgment may appear in the software itself, 25 * if and wherever such third-party acknowledgments normally appear. 26 * 27 * 4. The names "Kannel" and "Kannel Group" must not be used to 28 * endorse or promote products derived from this software without 29 * prior written permission. For written permission, please 30 * contact org@kannel.org. 31 * 32 * 5. Products derived from this software may not be called "Kannel", 33 * nor may "Kannel" appear in their name, without prior written 34 * permission of the Kannel Group. 35 * 36 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED 37 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 38 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 39 * DISCLAIMED. IN NO EVENT SHALL THE KANNEL GROUP OR ITS CONTRIBUTORS 40 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, 41 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 42 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 43 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 44 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 45 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 46 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 47 * ==================================================================== 48 * 49 * This software consists of voluntary contributions made by many 50 * individuals on behalf of the Kannel Group. For more information on 51 * the Kannel Group, please see <http://www.kannel.org/>. 52 * 53 * Portions of this software are based upon software originally written at 54 * WapIT Ltd., Helsinki, Finland for the Kannel project. 55 */ 56 57 /* wsp_pdu.h - definitions for unpacked WTP protocol data units 58 * 59 * This file generates a structure definition and some function 60 * declarations from wtp_pdu.def, using preprocessor magic. 61 * 62 * Richard Braakman 63 */ 64 65 #ifndef WSP_PDU_H 66 #define WSP_PDU_H 67 68 #include "gwlib/gwlib.h" 69 70 /* The Get and Post PDUs contain a "subtype" field. Sometimes we 71 * have to reconstruct the full method number. For methods encoded 72 * in Get PDUs, this is GET_METHODS + subtype. For methods encoded 73 * in Post PDUs, this is POST_METHODS + subtype. */ 74 enum { 75 GET_METHODS = 0x40, 76 POST_METHODS = 0x60 77 }; 78 79 /* Enumerate the symbolic names of the PDUs */ 80 enum wsp_pdu_types { 81 #define PDU(name, docstring, fields, is_valid) name, 82 #include "wsp_pdu.def" 83 #undef PDU 84 }; 85 86 struct wsp_pdu { 87 int type; 88 89 union { 90 /* For each PDU, declare a structure with its fields, named after the PDU */ 91 #define PDU(name, docstring, fields, is_valid) struct name { fields } name; 92 #define UINT(field, docstring, bits) unsigned long field; 93 #define UINTVAR(field, docstring) unsigned long field; 94 #define OCTSTR(field, docstring, lengthfield) Octstr *field; 95 #define REST(field, docstring) Octstr *field; 96 #define TYPE(bits, value) 97 #define RESERVED(bits) 98 #define TPI(confield) 99 #include "wsp_pdu.def" 100 #undef TPI 101 #undef RESERVED 102 #undef TYPE 103 #undef REST 104 #undef OCTSTR 105 #undef UINTVAR 106 #undef UINT 107 #undef PDU 108 } u; 109 }; 110 typedef struct wsp_pdu WSP_PDU; 111 112 WSP_PDU *wsp_pdu_create(int type); 113 WSP_PDU *wsp_pdu_unpack(Octstr *data); 114 Octstr *wsp_pdu_pack(WSP_PDU *pdu); 115 void wsp_pdu_dump(WSP_PDU *pdu, int level); 116 void wsp_pdu_destroy(WSP_PDU *pdu); 117 118 #endif 119