1 # // Copyright (C) 2007
2 # // Fraunhofer Institute for Open Communication Systems (FOKUS)
3 # // Competence Center NETwork research (NET), St. Augustin, GERMANY
4 # // Stefan Bund <g0dil@berlios.de>
6 # // This program is free software; you can redistribute it and/or modify
7 # // it under the terms of the GNU General Public License as published by
8 # // the Free Software Foundation; either version 2 of the License, or
9 # // (at your option) any later version.
11 # // This program is distributed in the hope that it will be useful,
12 # // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # // GNU General Public License for more details.
16 # // You should have received a copy of the GNU General Public License
17 # // along with this program; if not, write to the
18 # // Free Software Foundation, Inc.,
19 # // 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 # \brief ParseHelpers internal header */
24 # if !defined(IH_ParseHelpers_)
25 # define IH_ParseHelpers_ 1
28 # include <boost/preprocessor/cat.hpp>
29 # include <boost/preprocessor/if.hpp>
30 # include <boost/preprocessor/expand.hpp>
31 # include <boost/preprocessor/facilities/is_empty.hpp>
32 # include <boost/preprocessor/punctuation/comma.hpp>
33 # include "../Utils/mpl.hh"
35 # ////////////////////////////////ih.p///////////////////////////////////////
37 # ///////////////////////////////////////////////////////////////////////////
38 # // SENF_PARSER_INITIALIZE
40 # define SENF_PARSER_INITIALIZE BOOST_PP_CAT( SENF_PARSER_INITIALIZE_ , SENF_PARSER_TYPE )
42 # define SENF_PARSER_INITIALIZE_fix() \
44 SENF_MPL_SLOT_DEF_ZERO(index); \
45 SENF_MPL_SLOT_DEF_ZERO(offset); \
46 SENF_MPL_SLOT_DEF_ZERO(bit); \
47 SENF_MPL_SLOT_DEF_ZERO(bitfield_size); \
48 void init_chain(senf::mpl::rv<0>*) const {} \
51 # define SENF_PARSER_INITIALIZE_var() \
53 SENF_MPL_SLOT_DEF_ZERO(index); \
54 SENF_MPL_SLOT_DEF_ZERO(init_bytes); \
55 SENF_MPL_SLOT_DEF_ZERO(bit); \
56 SENF_MPL_SLOT_DEF_ZERO(bitfield_size); \
57 SENF_MPL_SLOT_DEF_ZERO(group); \
58 void init_chain(senf::mpl::rv<0>*) const {} \
59 size_type field_offset_(senf::mpl::rv<0>*) const { return 0; } \
62 # ///////////////////////////////////////////////////////////////////////////
63 # // SENF_PARSER_INHERIT_*
65 # define SENF_PARSER_INHERIT_var(name) \
66 typedef name parser_base_type; \
68 SENF_MPL_SLOT_SET(index, 1); \
69 SENF_MPL_SLOT_SET(init_bytes, senf::init_bytes<name>::value); \
70 size_type field_offset_(senf::mpl::rv<1>*) const { \
71 return senf::bytes( *static_cast<name const*>(this) ); \
73 void init_chain(senf::mpl::rv<1>*) const { \
78 # define SENF_PARSER_INHERIT_fix(name) \
79 typedef name parser_base_type; \
81 SENF_MPL_SLOT_SET(offset, name::fixed_bytes); \
82 SENF_MPL_SLOT_SET(index, 1); \
83 void init_chain(senf::mpl::rv<1>*) const { \
88 # ///////////////////////////////////////////////////////////////////////////
89 # // SENF_PARSER_FIELD*
90 # // SENF_PARSER_P_FIELD_*
92 # define SENF_PARSER_FIELD_var(name, type) SENF_PARSER_FIELD_I(name, type, var, rw, public)
93 # define SENF_PARSER_FIELD_RO_var(name, type) SENF_PARSER_FIELD_I(name, type, var, ro, public)
94 # define SENF_PARSER_FIELD_fix(name, type) SENF_PARSER_FIELD_I(name, type, fix, rw, public)
95 # define SENF_PARSER_FIELD_RO_fix(name, type) SENF_PARSER_FIELD_I(name, type, fix, ro, public)
97 # define SENF_PARSER_P_FIELD_var(name, type) SENF_PARSER_FIELD_I(name, type, var, rw, private)
98 # define SENF_PARSER_P_FIELD_fix(name, type) SENF_PARSER_FIELD_I(name, type, fix, rw, private)
100 # define SENF_PARSER_FIELD_I(name, type, ofstype, rwtype, access) \
102 SENF_PARSER_FIELD_SETUP_I(name, type, ofstype, rwtype, access) \
103 BOOST_PP_CAT(SENF_PARSER_I_FIELD_VAL_, rwtype) (name, type, access) \
106 # define SENF_PARSER_FIELD_SETUP_I(name, type, ofstype, rwtype, access) \
107 SENF_PARSER_I_BITFIELD_RESET() \
108 SENF_PARSER_I_FIELD_INTRO(name, type, access) \
109 BOOST_PP_CAT(SENF_PARSER_I_FIELD_INIT_, rwtype) (name, type, access) \
110 BOOST_PP_CAT(SENF_PARSER_I_FIELD_OFS_, ofstype) (name, type, access) \
111 BOOST_PP_CAT(SENF_PARSER_I_ADVANCE_OFS_, ofstype) ( \
113 BOOST_PP_CAT(SENF_PARSER_I_SIZE_, ofstype) (name, type), \
114 BOOST_PP_CAT(SENF_PARSER_I_INITBYTES_, ofstype) (name, type), \
115 BOOST_PP_CAT(SENF_PARSER_I_ISVAR_, ofstype) (name, type), \
118 # ////////////////////////////////////////
119 # // SENF_PARSER_I_FIELD_INTRO
121 # define SENF_PARSER_I_FIELD_INTRO(name, type, access) \
122 typedef type BOOST_PP_CAT(name, _t); \
123 static size_type const BOOST_PP_CAT(name,_index) = SENF_MPL_SLOT_GET(index)+1; \
125 SENF_MPL_SLOT_SET(index, BOOST_PP_CAT(name,_index)); \
128 # ////////////////////////////////////////
129 # // SENF_PARSER_I_FIELD_INIT_*
131 # define SENF_PARSER_I_FIELD_INIT_rw(name, type, access) \
133 void init_chain(senf::mpl::rv<BOOST_PP_CAT(name,_index)>*) const { \
134 init_chain(static_cast<senf::mpl::rv<BOOST_PP_CAT(name,_index)-1>*>(0)); \
139 # define SENF_PARSER_I_FIELD_INIT_ro(name, type, access) \
141 void init_chain(senf::mpl::rv<BOOST_PP_CAT(name,_index)>*) const { \
142 init_chain(static_cast<senf::mpl::rv<BOOST_PP_CAT(name,_index)-1>*>(0)); \
146 # ////////////////////////////////////////
147 # // SENF_PARSER_I_FIELD_OFS_*
149 # define SENF_PARSER_I_FIELD_OFS_var(name, type, access) \
150 size_type BOOST_PP_CAT(name,_offset)() const { \
151 return field_offset_(static_cast<senf::mpl::rv<BOOST_PP_CAT(name,_index)-1>*>(0)); \
153 static size_type const BOOST_PP_CAT(name, _init_bytes) = SENF_MPL_SLOT_GET(init_bytes);
155 # define SENF_PARSER_I_FIELD_OFS_fix(name, type, access) \
156 static size_type const BOOST_PP_CAT(name, _offset) = SENF_MPL_SLOT_GET(offset);
158 # ////////////////////////////////////////
159 # // SENF_PARSER_I_ADVANCE_OFS_*
161 # define SENF_PARSER_I_SIZE_var(name, type) senf::bytes(BOOST_PP_CAT(name, _)())
162 # define SENF_PARSER_I_INITBYTES_var(name, type) senf::init_bytes<type>::value
164 # define SENF_PARSER_I_SIZE_fix(name, type) type::fixed_bytes
165 # define SENF_PARSER_I_INITBYTES_fix(name, type) void
167 # define SENF_PARSER_I_ISVAR_fix(name, type) 0
168 # define SENF_PARSER_I_ISVAR_var(name, type) (senf::is_fixed<type>::value?0:1)
170 # define SENF_PARSER_I_ADVANCE_OFS_var(name, type, size, isize, isvar, access) \
171 size_type BOOST_PP_CAT(name, _next_offset)() const { \
172 return BOOST_PP_CAT(name,_offset)() + size; \
174 static size_type const BOOST_PP_CAT(name, _next_init_bytes) = \
175 BOOST_PP_CAT(name, _init_bytes) + isize; \
177 size_type field_offset_(senf::mpl::rv<BOOST_PP_CAT(name,_index)>*) const { \
178 return BOOST_PP_CAT(name, _next_offset)(); \
180 SENF_MPL_SLOT_SET(init_bytes, BOOST_PP_CAT(name,_next_init_bytes)); \
181 static size_type const BOOST_PP_CAT(name, _group) = SENF_MPL_SLOT_GET(group) + isvar; \
182 SENF_MPL_SLOT_SET(group, BOOST_PP_CAT(name, _group)); \
185 # define SENF_PARSER_I_ADVANCE_OFS_fix(name, type, size, isize, isvar, access) \
186 static size_type const BOOST_PP_CAT(name, _next_offset) = \
187 BOOST_PP_CAT(name, _offset) + size; \
189 SENF_MPL_SLOT_SET(offset, BOOST_PP_CAT(name, _next_offset)); \
192 # ////////////////////////////////////////
193 # // SENF_PARSER_I_FIELD_VAL_*
195 # define SENF_PARSER_I_FIELD_VAL_rw(name, type, access) \
197 BOOST_PP_CAT(name, _t) BOOST_PP_CAT(name, _)() const { \
198 return parse<type>( SENF_PARSER_OFFSET(name) ); \
201 BOOST_PP_CAT(name, _t) name() const { \
202 return BOOST_PP_CAT(name,_)(); \
205 # define SENF_PARSER_I_FIELD_VAL_ro(name, type, access) \
207 BOOST_PP_CAT(name, _t) BOOST_PP_CAT(name, _)() const { \
208 return parse<type>( SENF_PARSER_OFFSET(name) ); \
211 BOOST_PP_CAT(name, _t)::value_type name() const { \
212 return BOOST_PP_CAT(name,_)(); \
215 # ///////////////////////////////////////////////////////////////////////////
216 # // SENF_PARSER_CUSTOM_FIELD_*
218 # define SENF_PARSER_CUSTOM_FIELD_var(name, type, size, isize) \
219 SENF_PARSER_CUSTOM_FIELD_I(name, type, size, isize, var)
220 # define SENF_PARSER_CUSTOM_FIELD_fix(name, type, size) \
221 SENF_PARSER_CUSTOM_FIELD_I(name, type, size, size, fix)
223 # define SENF_PARSER_CUSTOM_FIELD_I(name, type, size, isize, ofstype) \
224 SENF_PARSER_I_BITFIELD_RESET() \
225 SENF_PARSER_I_FIELD_INTRO(name, type, public) \
226 SENF_PARSER_I_FIELD_INIT_ro(name, type, public) \
227 BOOST_PP_CAT(SENF_PARSER_I_FIELD_OFS_, ofstype) (name, type, public) \
228 BOOST_PP_CAT(SENF_PARSER_I_ADVANCE_OFS_, ofstype) (name, type, size, isize, 1, public) \
229 BOOST_PP_CAT(name, _t) name() const
231 # ///////////////////////////////////////////////////////////////////////////
232 # // SENF_PARSER_BITFIELD_*
233 # // SENF_PARSER_P_BITFIELD_*
235 # define SENF_PARSER_BITFIELD_var(name, bits, type) \
236 SENF_PARSER_BITFIELD_I(name, bits, type, var, rw, public)
237 # define SENF_PARSER_BITFIELD_RO_var(name, bits, type) \
238 SENF_PARSER_BITFIELD_I(name, bits, type, var, ro, public)
239 # define SENF_PARSER_BITFIELD_fix(name, bits, type) \
240 SENF_PARSER_BITFIELD_I(name, bits, type, fix, rw, public)
241 # define SENF_PARSER_BITFIELD_RO_fix(name, bits, type) \
242 SENF_PARSER_BITFIELD_I(name, bits, type, fix, ro, public)
244 # define SENF_PARSER_P_BITFIELD_var(name, bits, type) \
245 SENF_PARSER_BITFIELD_I(name, bits, type, var, rw, private)
246 # define SENF_PARSER_P_BITFIELD_fix(name, bits, type) \
247 SENF_PARSER_BITFIELD_I(name, bits, type, fix, rw, private)
249 # ////////////////////////////////////////
250 # // SENF_PARSER_BITFIELD_I
252 # define SENF_PARSER_BITFIELD_TYPE_signed(start, bits) senf::IntFieldParser<start, start+bits>
253 # define SENF_PARSER_BITFIELD_TYPE_unsigned(start, bits) senf::UIntFieldParser<start, start+bits>
254 # define SENF_PARSER_BITFIELD_TYPE_bool(start, bits) senf::FlagParser<start>
256 # define SENF_PARSER_BITFIELD_I(name, bits, type, ofstype, rwtype, access) \
258 static size_type const BOOST_PP_CAT(name, _bit) = SENF_MPL_SLOT_GET(bit); \
260 SENF_MPL_SLOT_SET(bit, BOOST_PP_CAT(name, _bit) + bits); \
261 typedef BOOST_PP_CAT(SENF_PARSER_BITFIELD_TYPE_, type)( BOOST_PP_CAT(name, _bit), bits ) \
262 BOOST_PP_CAT(name,_bit_t ); \
264 SENF_PARSER_BITFIELD_II( name, bits, BOOST_PP_CAT(name, _bit_t), ofstype, rwtype, access) \
267 # define SENF_PARSER_BITFIELD_II(name, bits, type, ofstype, rwtype, access) \
268 SENF_PARSER_I_FIELD_INTRO(name, type, access) \
269 SENF_PARSER_I_FIELD_INIT_ro(name, type, access) \
270 BOOST_PP_CAT(SENF_PARSER_I_BITFIELD_OFS_, ofstype) (name, type, access) \
271 BOOST_PP_CAT(SENF_PARSER_I_ADVANCE_OFS_, ofstype) ( \
273 BOOST_PP_CAT(name, _t)::fixed_bytes, BOOST_PP_CAT(name, _t)::fixed_bytes, \
277 SENF_MPL_SLOT_SET(bitfield_size, BOOST_PP_CAT(name, _t)::fixed_bytes); \
279 BOOST_PP_CAT(SENF_PARSER_I_FIELD_VAL_, rwtype) (name, type, access) \
282 # ////////////////////////////////////////
283 # // SENF_PARSER_I_BITFIELD_OFS_*
285 # define SENF_PARSER_I_BITFIELD_OFS_var(name, type, access) \
286 size_type BOOST_PP_CAT(name,_offset)() const { \
287 return field_offset_(static_cast<senf::mpl::rv<BOOST_PP_CAT(name,_index)-1>*>(0)) \
288 - SENF_MPL_SLOT_GET(bitfield_size); \
290 static size_type const BOOST_PP_CAT(name, _init_bytes) = SENF_MPL_SLOT_GET(init_bytes) \
291 - SENF_MPL_SLOT_GET(bitfield_size);
293 # define SENF_PARSER_I_BITFIELD_OFS_fix(name, type, access) \
294 static size_type const BOOST_PP_CAT(name, _offset) = SENF_MPL_SLOT_GET(offset) \
295 - SENF_MPL_SLOT_GET(bitfield_size);
297 # ////////////////////////////////////////
298 # // SENF_PARSER_I_BITFIELD_RESET
300 # define SENF_PARSER_I_BITFIELD_RESET() \
301 SENF_MPL_SLOT_SET(bit, 0); \
302 SENF_MPL_SLOT_SET(bitfield_size, 0);
304 # ///////////////////////////////////////////////////////////////////////////
305 # // SENF_PARSER_SKIP_*
307 # define SENF_PARSER_SKIP_var(bytes, ibytes) \
308 SENF_PARSER_I_SKIP( BOOST_PP_CAT(senf_anon_, __LINE__), bytes, ibytes, var)
310 # define SENF_PARSER_SKIP_fix(bytes) \
311 SENF_PARSER_I_SKIP( BOOST_PP_CAT(senf_anon_, __LINE__), bytes, bytes, fix)
313 # define SENF_PARSER_I_SKIP(name, bytes, ibytes, ofstype) \
315 SENF_PARSER_I_BITFIELD_RESET() \
316 SENF_PARSER_I_FIELD_INTRO(name, void, private) \
317 SENF_PARSER_I_FIELD_INIT_ro(name, void, private) \
318 BOOST_PP_CAT(SENF_PARSER_I_FIELD_OFS_, ofstype) (name, type, access) \
319 BOOST_PP_CAT(SENF_PARSER_I_ADVANCE_OFS_, ofstype) (name, void, bytes, ibytes, 1, \
323 # ///////////////////////////////////////////////////////////////////////////
324 # // SENF_PARSER_SKIP_BITS_*
326 # define SENF_PARSER_SKIP_BITS_var(bits) SENF_PARSER_I_SKIP_BITS(bits, var)
327 # define SENF_PARSER_SKIP_BITS_fix(bits) SENF_PARSER_I_SKIP_BITS(bits, fix)
329 # define SENF_PARSER_I_SKIP_BITS(bits, ofstype) \
330 SENF_MPL_SLOT_SET(bit, SENF_MPL_SLOT_GET(bit) + bits)
332 # ///////////////////////////////////////////////////////////////////////////
333 # // SENF_PARSER_GOTO_*
335 # define SENF_PARSER_GOTO_var(name) \
336 SENF_PARSER_I_GOTO( BOOST_PP_CAT(senf_anon_, __LINE__), \
337 BOOST_PP_CAT(name, _offset)(), \
338 BOOST_PP_CAT(name, _init_bytes), \
341 # define SENF_PARSER_GOTO_fix(name) \
342 SENF_PARSER_I_GOTO( BOOST_PP_CAT(senf_anon_, __LINE__), \
343 BOOST_PP_CAT(name, _offset), \
344 BOOST_PP_CAT(name, _offset), \
347 # define SENF_PARSER_GOTO_OFFSET_var(offset, isize) \
348 SENF_PARSER_I_GOTO( BOOST_PP_CAT(senf_anon_, __LINE__), offset, isize, var )
350 # define SENF_PARSER_GOTO_OFFSET_fix(offset) \
351 SENF_PARSER_I_GOTO( BOOST_PP_CAT(senf_anon_, __LINE__), offset, offset, fix )
353 # define SENF_PARSER_I_GOTO(name, offset, initsize, ofstype) \
355 SENF_PARSER_I_BITFIELD_RESET() \
356 SENF_PARSER_I_FIELD_INTRO(name, void, private) \
357 SENF_PARSER_I_FIELD_INIT_ro(name, void, private) \
358 BOOST_PP_CAT( SENF_PARSER_I_GOTO_SET_OFS_, ofstype ) (name, offset, initsize) \
361 # define SENF_PARSER_I_GOTO_SET_OFS_var(name, offs, initsize) \
362 size_type field_offset_(senf::mpl::rv<BOOST_PP_CAT(name,_index)>*) const { \
365 SENF_MPL_SLOT_SET(init_bytes, initsize);
367 # define SENF_PARSER_I_GOTO_SET_OFS_fix(name, offs, initsize) \
368 SENF_MPL_SLOT_SET(offset, offs);
370 # ///////////////////////////////////////////////////////////////////////////
371 # // SENF_PARSER_LABEL_*
373 # define SENF_PARSER_LABEL_var(name) SENF_PARSER_I_LABEL( name, var, public )
374 # define SENF_PARSER_LABEL_fix(name) SENF_PARSER_I_LABEL( name, fix, public )
376 # define SENF_PARSER_I_LABEL(name, ofstype, access) \
378 SENF_PARSER_I_BITFIELD_RESET() \
379 SENF_PARSER_I_FIELD_INTRO(name, void, access) \
380 SENF_PARSER_I_FIELD_INIT_ro(name, void, access) \
381 BOOST_PP_CAT(SENF_PARSER_I_FIELD_OFS_, ofstype) (name, type, access) \
382 BOOST_PP_CAT(SENF_PARSER_I_ADVANCE_OFS_, ofstype) (name, void, 0, 0, 0, access) \
385 # ///////////////////////////////////////////////////////////////////////////
386 # // SENF_PARSER_OFFSET_*
388 # define SENF_PARSER_OFFSET_fix(name) BOOST_PP_CAT(name, _offset)
389 # define SENF_PARSER_OFFSET_var(name) BOOST_PP_CAT(name, _offset)()
391 # ///////////////////////////////////////////////////////////////////////////
392 # // SENF_PARSER_FIXED_OFFSET_*
394 # define SENF_PARSER_FIXED_OFFSET_fix(name) BOOST_PP_CAT(name, _offset)
395 # define SENF_PARSER_FIXED_OFFSET_var(name) BOOST_PP_CAT(name, _init_bytes)
397 # ///////////////////////////////////////////////////////////////////////////
398 # // SENF_PARSER_CURRENT_FIXED_OFFSET_*
400 # define SENF_PARSER_CURRENT_FIXED_OFFSET_fix() SENF_MPL_SLOT_GET(offset)
401 # define SENF_PARSER_CURRENT_FIXED_OFFSET_var() SENF_MPL_SLOT_GET(init_bytes)
403 # ///////////////////////////////////////////////////////////////////////////
404 # // SENF_PARSER_FINALIZE_*
406 # define SENF_PARSER_FINALIZE_var(name) \
407 SENF_PARSER_FINALIZE_GENERIC(name) \
408 size_type bytes() const { \
409 return field_offset_(static_cast<senf::mpl::rv<SENF_MPL_SLOT_GET(index)>*>(0)); \
411 static size_type const init_bytes = SENF_MPL_SLOT_GET(init_bytes)
413 # define SENF_PARSER_FINALIZE_fix(name) \
414 SENF_PARSER_FINALIZE_GENERIC(name) \
415 static size_type const fixed_bytes = SENF_MPL_SLOT_GET(offset);
417 # define SENF_PARSER_FINALIZE_GENERIC(name) \
418 void defaultInit() const { \
419 init_chain(static_cast<senf::mpl::rv<SENF_MPL_SLOT_GET(index)>*>(0)); \
421 name(data_iterator i, state_type s) : parser_base_type(i,s) {} \
423 template <class T> void init(T) const { defaultInit(); } \
425 void init() const { init(0); }
427 # ///////////////////////////////////////////////////////////////////////////
428 # // SENF_PARSER_REQUIRE_VAR
430 # define SENF_PARSER_REQUIRE_VAR(description) \
431 BOOST_PP_CAT(SENF_PARSER_REQUIRE_VAR_, SENF_PARSER_TYPE)(description)
433 # define SENF_PARSER_REQUIRE_VAR_var(description)
435 # define SENF_PARSER_REQUIRE_VAR_fix(description) \
436 typedef BOOST_PP_CAT( PARSER_ERROR__, \
437 BOOST_PP_CAT(description, _not_allowed_in_fixed_parser) ) \
438 BOOST_PP_CAT(errsym_, __LINE__);
440 # ///////////////////////////////////////////////////////////////////////////
441 # // SENF_PARSER_COLLECTION_I
445 namespace senf { namespace detail { namespace auxtag {
446 struct none {}; } } }
447 namespace senf { namespace detail { namespace auxtag {
448 struct bytes {}; } } }
449 namespace senf { namespace detail { namespace auxtag {
450 template <class Transform, class Tag>
451 struct transform {}; } } }
455 # define SENF_PARSER_COLLECTION_TAG_GOBBLE__bytes(x)
456 # define SENF_PARSER_COLLECTION_TAG__bytes(x) bytes()
457 # define SENF_PARSER_COLLECTION_TAG_EXPAND__bytes() senf::detail::auxtag::bytes
458 # define SENF_PARSER_COLLECTION_TAG_GETAUX__bytes(x) x
460 # // No recursive call so we need some more of theese ... ARGH !!!
461 # define SENF_CAT_RECURS1(a, b) SENF_CAT_RECURS1_I(a,b)
462 # define SENF_CAT_RECURS1_I(a, b) a ## b
463 # define SENF_CAT_RECURS2(a, b) SENF_CAT_RECURS2_I(a,b)
464 # define SENF_CAT_RECURS2_I(a, b) a ## b
465 # define SENF_CAT_RECURS3(a, b) SENF_CAT_RECURS3_I(a,b)
466 # define SENF_CAT_RECURS3_I(a, b) a ## b
468 # define SENF_PARSER_COLLECTION_TAG_GOBBLE__transform(x,y)
469 # define SENF_PARSER_COLLECTION_TAG__transform(x,y) \
470 transform(x, SENF_PARSER_COLLECTION_TAG_RECURS1(y))
471 # define SENF_PARSER_COLLECTION_TAG_EXPAND__transform(x,y) \
472 senf::detail::auxtag::transform< \
474 SENF_CAT_RECURS1(SENF_PARSER_COLLECTION_TAG_EXPAND__, y)>
475 # define SENF_PARSER_COLLECTION_TAG_GETAUX__transform(x,y) \
476 SENF_PARSER_COLLECTION_TAG_GETAUX_RECURS1(y)
478 # define SENF_PARSER_COLLECTION_TAG_EXPAND__none() senf::detail::auxtag::none
480 # define SENF_PARSER_COLLECTION_TAG_RECURS1(aux) \
482 SENF_PARSER_COLLECTION_HAS_KEYWORD(aux), \
483 BOOST_PP_CAT(SENF_PARSER_COLLECTION_TAG__, aux), \
486 # define SENF_PARSER_COLLECTION_TAG_GETAUX_RECURS1(aux) \
488 SENF_PARSER_COLLECTION_HAS_KEYWORD(aux), \
489 BOOST_PP_CAT(SENF_PARSER_COLLECTION_TAG_GETAUX__, aux), \
492 # define SENF_PARSER_COLLECTION_HAS_KEYWORD(x) \
493 BOOST_PP_IS_EMPTY( SENF_CAT_RECURS1(SENF_PARSER_COLLECTION_TAG_GOBBLE__, x) )
495 # define SENF_PARSER_COLLECTION_GETAUX(aux) \
496 BOOST_PP_IF( SENF_PARSER_COLLECTION_HAS_KEYWORD(aux), \
497 SENF_CAT_RECURS2(SENF_PARSER_COLLECTION_TAG_GETAUX__, aux), \
500 # define SENF_PARSER_COLLECTION_I(access, name, aux, traits) \
502 SENF_PARSER_COLLECTION_II \
504 SENF_PARSER_COLLECTION_HAS_KEYWORD(aux), \
507 SENF_CAT_RECURS2(SENF_PARSER_COLLECTION_TAG_GETAUX__, aux), \
508 SENF_CAT_RECURS2(SENF_PARSER_COLLECTION_TAG__, aux), \
516 # define SENF_PARSER_COLLECTION_II(access, name, aux, tag, traits) \
518 BOOST_PP_CAT(SENF_PARSER_COLLECTION_AUXTYPE_, SENF_PARSER_TYPE)(name, aux) \
519 typedef BOOST_PP_CAT(SENF_PARSER_COLLECTION_AUX_I_, SENF_PARSER_TYPE)(name, aux) \
520 BOOST_PP_CAT(name,_aux_policy); \
521 typedef traits::parser< \
522 BOOST_PP_CAT(name,_aux_policy), \
523 BOOST_PP_CAT(SENF_PARSER_COLLECTION_TAG_EXPAND__, tag) \
524 >::type BOOST_PP_CAT(name, _collection_t); \
526 SENF_PARSER_FIELD_SETUP_I( name, \
527 BOOST_PP_CAT(name, _collection_t), \
531 BOOST_PP_CAT(SENF_PARSER_COLLECTION_VAL_, SENF_PARSER_TYPE)(name, aux, access) \
534 # define SENF_PARSER_COLLECTION_AUXTYPE_var(name, aux) \
535 static bool const BOOST_PP_CAT(name, _aux_fixed) = \
536 (SENF_MPL_SLOT_GET(group) - BOOST_PP_CAT(aux, _group) == 0);
538 # define SENF_PARSER_COLLECTION_AUXTYPE_fix(name, aux)
542 namespace senf { namespace detail {
543 template <class Parser> struct DynamicAuxParserPolicy;
544 template <class Parser, unsigned offset> struct FixedAuxParserPolicy;
545 template <class Parser, unsigned fixedOffset, bool fixedDelta>
546 struct ParserAuxPolicySelect
547 { typedef senf::detail::DynamicAuxParserPolicy<Parser> type; };
548 template <class Parser, unsigned fixedOffset>
549 struct ParserAuxPolicySelect<Parser, fixedOffset, true>
550 { typedef senf::detail::FixedAuxParserPolicy<Parser, fixedOffset> type; };
555 # define SENF_PARSER_COLLECTION_AUX_I_var(name, aux) \
556 senf::detail::ParserAuxPolicySelect< BOOST_PP_CAT(aux, _t), \
557 SENF_PARSER_CURRENT_FIXED_OFFSET() \
558 - SENF_PARSER_FIXED_OFFSET(aux), \
559 BOOST_PP_CAT(name, _aux_fixed) >::type
561 # define SENF_PARSER_COLLECTION_AUX_I_fix(name, aux) \
562 senf::detail::FixedAuxParserPolicy< BOOST_PP_CAT(aux, _t), \
563 SENF_PARSER_CURRENT_FIXED_OFFSET() \
564 - SENF_PARSER_FIXED_OFFSET(aux) >
566 # define SENF_PARSER_COLLECTION_VAL_var(name,aux,access) \
568 template <class T> T BOOST_PP_CAT(name, _dispatch)(boost::true_type) const \
569 { return parse<T>( SENF_PARSER_OFFSET(name) ); } \
570 template <class T> T BOOST_PP_CAT(name, _dispatch)(boost::false_type) const \
571 { return parse<T>( aux(), SENF_PARSER_OFFSET(name) ); } \
572 BOOST_PP_CAT(name, _t) BOOST_PP_CAT(name, _)() const \
573 { return BOOST_PP_CAT(name, _dispatch) <BOOST_PP_CAT(name, _t)>( \
574 boost::integral_constant<bool, BOOST_PP_CAT(name, _aux_fixed)>()); } \
576 BOOST_PP_CAT(name, _t) name() const \
577 { return BOOST_PP_CAT(name, _)(); }
579 # define SENF_PARSER_COLLECTION_VAL_fix(name,aux,access) \
581 BOOST_PP_CAT(name, _t) BOOST_PP_CAT(name, _)() const \
582 { return parse<BOOST_PP_CAT(name, _t)>( SENF_PARSER_OFFSET(name) ); } \
584 BOOST_PP_CAT(name, _t) name() const \
585 { return BOOST_PP_CAT(name, _)(); }
587 # ////////////////////////////////ih.e///////////////////////////////////////
591 # // Local Variables:
593 # // fill-column: 100
594 # // c-file-style: "senf"
595 # // indent-tabs-mode: nil
596 # // ispell-local-dictionary: "american"
597 # // compile-command: "scons -u test"