4 * XML dissector for wireshark
7 * Copyright 2005, Luis E. Garcia Ontanon <luis@ontanon.org>
9 * Wireshark - Network traffic analyzer
10 * By Gerald Combs <gerald@wireshark.org>
11 * Copyright 1998 Gerald Combs
13 * This program is free software; you can redistribute it and/or
14 * modify it under the terms of the GNU General Public License
15 * as published by the Free Software Foundation; either version 2
16 * of the License, or (at your option) any later version.
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
34 #include "dtd_parse.h"
36 static dtd_named_list_t* dtd_named_list_new(gchar* name, GPtrArray* list) {
37 dtd_named_list_t* nl = g_new(dtd_named_list_t,1);
45 static GPtrArray* g_ptr_array_join(GPtrArray* a, GPtrArray* b){
48 g_ptr_array_add(a,g_ptr_array_remove_index_fast(b,0));
51 g_ptr_array_free(b,TRUE);
60 %extra_argument { dtd_build_data_t *bd }
63 (void) bd; /* Mark unused, similar to Q_UNUSED */
73 g_string_append_printf(bd->error,"syntax error at end of file");
75 g_string_append_printf(bd->error,"syntax error in %s at or before '%s': \n", TOKEN->location,TOKEN->text);
79 g_string_append_printf(bd->error,"DTD parsing failure\n");
84 %token_type { dtd_token_data_t* }
89 doctype ::= TAG_START DOCTYPE_KW NAME(Name) OPEN_BRACKET dtd_parts CLOSE_BRACKET TAG_STOP. {
90 dtd_named_list_t* root;
91 GPtrArray* root_elems = g_ptr_array_new();
95 if(! bd->proto_name) {
96 bd->proto_name = Name->text;
99 g_free(bd->proto_root);
101 bd->proto_root = Name->text;
103 name = g_ascii_strdown(bd->proto_name, -1);
104 g_free(bd->proto_name);
105 bd->proto_name = name;
107 for( i = 0; i< bd->elements->len; i++) {
108 dtd_named_list_t* el = (dtd_named_list_t*)g_ptr_array_index(bd->elements,i);
110 g_ptr_array_add(root_elems,g_strdup(el->name));
113 root = dtd_named_list_new(g_strdup(Name->text),root_elems);
115 g_ptr_array_add(bd->elements,root);
117 g_free(Name->location);
122 dtd_parts ::= dtd_parts element(Element). { g_ptr_array_add(bd->elements,Element); }
123 dtd_parts ::= dtd_parts attlist(Attlist). { g_ptr_array_add(bd->attributes,Attlist); }
124 dtd_parts ::= element(Element). { g_ptr_array_add(bd->elements,Element); }
125 dtd_parts ::= attlist(Attlist). { g_ptr_array_add(bd->attributes,Attlist); }
127 %type attlist { dtd_named_list_t* }
128 attlist(A) ::= TAG_START ATTLIST_KW NAME(B) attrib_list(TheList) TAG_STOP. {
129 A = dtd_named_list_new(g_ascii_strdown(B->text, -1),TheList);
135 %type element { dtd_named_list_t* }
136 element(A) ::= TAG_START ELEMENT_KW NAME(B) sub_elements(C) TAG_STOP. {
137 A = dtd_named_list_new(g_ascii_strdown(B->text, -1),C);
143 %type attrib_list { GPtrArray* }
144 attrib_list(A) ::= attrib_list(B) attrib(C). { g_ptr_array_add(B,C); A = B; }
145 attrib_list(A) ::= attrib(B). { A = g_ptr_array_new(); g_ptr_array_add(A,B); }
147 %type attrib { gchar* }
148 attrib(A) ::= NAME(B) att_type att_default. {
149 A = g_ascii_strdown(B->text, -1);
155 att_type ::= ATT_TYPE.
156 att_type ::= enumeration.
158 att_default ::= ATT_DEF.
159 att_default ::= ATT_DEF_WITH_VALUE QUOTED.
160 att_default ::= QUOTED.
161 att_default ::= IMPLIED_KW.
162 att_default ::= REQUIRED_KW.
164 enumeration ::= OPEN_PARENS enum_list CLOSE_PARENS.
166 enum_list ::= enum_list PIPE enum_item.
167 enum_list ::= enum_item.
168 enum_list ::= enumeration.
169 enum_list ::= enum_list PIPE enumeration.
172 enum_item ::= QUOTED.
175 %type sub_elements { GPtrArray* }
176 sub_elements(A) ::= sub_elements(B) STAR. {A=B;}
177 sub_elements(A) ::= sub_elements(B) PLUS. {A=B;}
178 sub_elements(A) ::= sub_elements(B) QUESTION. {A=B;}
179 sub_elements(A) ::= OPEN_PARENS ELEM_DATA CLOSE_PARENS. { A = g_ptr_array_new(); }
180 sub_elements(A) ::= OPEN_PARENS element_list(B) COMMA ELEM_DATA CLOSE_PARENS. { A = B; }
181 sub_elements(A) ::= OPEN_PARENS element_list(B) PIPE ELEM_DATA CLOSE_PARENS. { A = B; }
182 sub_elements(A) ::= OPEN_PARENS element_list(B) CLOSE_PARENS. { A = B; }
183 sub_elements(A) ::= EMPTY_KW. { A = g_ptr_array_new(); }
185 %type element_list { GPtrArray* }
186 element_list(A) ::= element_list(B) COMMA element_child(C). { g_ptr_array_add(B,C); A = B; }
187 element_list(A) ::= element_list(B) PIPE element_child(C). { g_ptr_array_add(B,C); A = B; }
188 element_list(A) ::= element_child(B). { A = g_ptr_array_new(); g_ptr_array_add(A,B); }
189 element_list(A) ::= sub_elements(B). { A = B; }
190 element_list(A) ::= element_list(B) COMMA sub_elements(C). { A = g_ptr_array_join(B,C); }
191 element_list(A) ::= element_list(B) PIPE sub_elements(C). { A = g_ptr_array_join(B,C); }
193 %type element_child { gchar* }
194 element_child(A) ::= NAME(B). {
195 A = g_ascii_strdown(B->text, -1);
201 element_child(A) ::= NAME(B) STAR. {
202 A = g_ascii_strdown(B->text, -1);
208 element_child(A) ::= NAME(B) QUESTION. {
209 A = g_ascii_strdown(B->text, -1);
215 element_child(A) ::= NAME(B) PLUS. {
216 A = g_ascii_strdown(B->text, -1);