/usr/share/ada/adainclude/xmlada/sax-attributes.adb is in libxmlada4.1-dev 4.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 | -----------------------------------------------------------------------
-- XML/Ada - An XML suite for Ada95 --
-- --
-- Copyright (C) 2001-2010, AdaCore --
-- --
-- This library is free software; you can redistribute it and/or --
-- modify it under the terms of the GNU General Public --
-- License as published by the Free Software Foundation; either --
-- version 2 of the License, or (at your option) any later version. --
-- --
-- This library is distributed in the hope that it will be useful, --
-- but WITHOUT ANY WARRANTY; without even the implied warranty of --
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU --
-- General Public License for more details. --
-- --
-- You should have received a copy of the GNU General Public --
-- License along with this library; if not, write to the --
-- Free Software Foundation, Inc., 59 Temple Place - Suite 330, --
-- Boston, MA 02111-1307, USA. --
-- --
-----------------------------------------------------------------------
with Ada.Strings.Fixed; use Ada.Strings.Fixed;
with Unicode.CES; use Unicode.CES;
with Unchecked_Deallocation;
with Sax.Models; use Sax.Models;
package body Sax.Attributes is
procedure Free (Attr : in out Attribute);
-- Free the memory allocated for a single attribute.
-- This doesn't free the memory allocated for Attr itself, nor any other
-- node in the list.
procedure Free_Node is new Unchecked_Deallocation
(Attribute, Attribute_Access);
function Get
(Attr : Attributes'Class; Index : Natural) return Attribute_Access;
-- Return the Index-th attribute in the list, or raise Out_Of_Bounds if
-- Index is too big
procedure Get (Attr : Attributes'Class;
Qname : Byte_Sequence;
Index : out Integer;
Att : out Attribute_Access);
-- Return the first attribute whose Qname matches
procedure Get (Attr : Attributes'Class;
URI : Byte_Sequence;
Local_Name : Byte_Sequence;
Index : out Integer;
Att : out Attribute_Access);
-- Return the first attribute whose name matches
----------
-- Free --
----------
procedure Free (Attr : in out Attribute) is
begin
Free (Attr.URI);
Free (Attr.Local_Name);
if Attr.Non_Normalized_Value /= Attr.Value then
Free (Attr.Non_Normalized_Value);
end if;
Attr.Non_Normalized_Value := null;
Free (Attr.Value);
Free (Attr.Qname);
Unref (Attr.Content);
-- Do not free Attr.Content, since this is a pointer to an external
-- structure, shared by all attributes with the same model
end Free;
---------
-- Get --
---------
function Get (Attr : Attributes'Class; Index : Natural)
return Attribute_Access
is
Tmp : Attribute_Access := Attr.First;
begin
if Index >= Attr.Length then
raise Out_Of_Bounds;
end if;
for J in 0 .. Index - 1 loop
Tmp := Tmp.Next;
end loop;
pragma Assert (Tmp /= null, "Get returned a null attribute");
return Tmp;
end Get;
---------
-- Get --
---------
procedure Get (Attr : Attributes'Class;
Qname : Byte_Sequence;
Index : out Integer;
Att : out Attribute_Access) is
begin
Index := 0;
Att := Attr.First;
while Att /= null loop
if Att.Qname.all = Qname then
return;
end if;
Index := Index + 1;
Att := Att.Next;
end loop;
Index := -1;
end Get;
---------
-- Get --
---------
procedure Get (Attr : Attributes'Class;
URI : Byte_Sequence;
Local_Name : Byte_Sequence;
Index : out Integer;
Att : out Attribute_Access) is
begin
Index := 0;
Att := Attr.First;
while Att /= null loop
if Att.URI.all = URI
and then Att.Local_Name.all = Local_Name
then
return;
end if;
Att := Att.Next;
Index := Index + 1;
end loop;
Index := -1;
end Get;
-------------------
-- Add_Attribute --
-------------------
procedure Add_Attribute
(Attr : in out Attributes;
URI : Unicode.CES.Byte_Sequence;
Local_Name : Unicode.CES.Byte_Sequence;
Qname : Unicode.CES.Byte_Sequence;
Att_Type : Attribute_Type;
Content : Sax.Models.Content_Model;
Value : Unicode.CES.Byte_Sequence;
Default_Decl : Default_Declaration := Default) is
begin
if Attr.Last = null then
Attr.First := new Attribute;
Attr.Last := Attr.First;
else
Attr.Last.Next := new Attribute;
Attr.Last := Attr.Last.Next;
end if;
Attr.Last.URI := new Byte_Sequence'(URI);
Attr.Last.Local_Name := new Byte_Sequence'(Local_Name);
Attr.Last.Att_Type := Att_Type;
Attr.Last.Value := new Byte_Sequence'(Value);
Attr.Last.Non_Normalized_Value := Attr.Last.Value;
Attr.Last.Qname := new Byte_Sequence'(Qname);
Attr.Last.Default_Decl := Default_Decl;
Attr.Last.Content := Content;
Ref (Attr.Last.Content);
Attr.Length := Attr.Length + 1;
end Add_Attribute;
-----------
-- Clear --
-----------
procedure Clear (Attr : in out Attributes) is
Tmp : Attribute_Access;
begin
while Attr.First /= null loop
Tmp := Attr.First.Next;
Free (Attr.First.all);
Free_Node (Attr.First);
Attr.First := Tmp;
end loop;
Attr.Last := null;
Attr.Length := 0;
end Clear;
----------------------
-- Remove_Attribute --
----------------------
procedure Remove_Attribute
(Attr : in out Attributes;
Index : Natural)
is
Tmp : Attribute_Access;
Tmp2 : Attribute_Access;
begin
if Index = 0 then
Tmp := Attr.First;
if Attr.Last = Attr.First then
Attr.Last := null;
end if;
Attr.First := Attr.First.Next;
Free (Tmp.all);
Free_Node (Tmp);
else
Tmp := Get (Attr, Index - 1);
if Attr.Last = Tmp then
Attr.Last := Attr.First;
while Attr.Last.Next /= null loop
Attr.Last := Attr.Last.Next;
end loop;
end if;
Tmp2 := Tmp.Next;
Tmp.Next := Tmp2.Next;
Free (Tmp2.all);
Free_Node (Tmp2);
end if;
Attr.Length := Attr.Length - 1;
end Remove_Attribute;
-------------------
-- Set_Attribute --
-------------------
procedure Set_Attribute
(Attr : in out Attributes;
Index : Natural;
URI : Unicode.CES.Byte_Sequence;
Local_Name : Unicode.CES.Byte_Sequence;
Qname : Unicode.CES.Byte_Sequence;
Att_Type : Attribute_Type;
Content : Sax.Models.Content_Model;
Value : Unicode.CES.Byte_Sequence;
Default_Decl : Default_Declaration := Default)
is
Att : constant Attribute_Access := Get (Attr, Index);
begin
Free (Att.all);
Att.URI := new Byte_Sequence'(URI);
Att.Local_Name := new Byte_Sequence'(Local_Name);
Att.Att_Type := Att_Type;
Att.Value := new Byte_Sequence'(Value);
Att.Non_Normalized_Value := Att.Value;
Att.Qname := new Byte_Sequence'(Qname);
Att.Default_Decl := Default_Decl;
Att.Content := Content;
Ref (Att.Content);
end Set_Attribute;
--------------------
-- Set_Attributes --
--------------------
procedure Set_Attributes
(Attr : in out Attributes;
From : Attributes'Class)
is
Length : constant Natural := Get_Length (From);
Att : Attribute_Access;
begin
for J in 0 .. Length - 1 loop
Att := Get (From, J);
Add_Attribute (Attr,
URI => Att.URI.all,
Local_Name => Att.Local_Name.all,
Qname => Att.Qname.all,
Att_Type => Att.Att_Type,
Content => Att.Content,
Value => Att.Value.all);
end loop;
end Set_Attributes;
--------------------
-- Set_Local_Name --
--------------------
procedure Set_Local_Name
(Attr : in out Attributes;
Index : Natural;
Local_Name : Unicode.CES.Byte_Sequence)
is
Tmp : constant Attribute_Access := Get (Attr, Index);
begin
Free (Tmp.Local_Name);
Tmp.Local_Name := new Byte_Sequence'(Local_Name);
end Set_Local_Name;
---------------
-- Set_Qname --
---------------
procedure Set_Qname
(Attr : in out Attributes;
Index : Natural;
Qname : Unicode.CES.Byte_Sequence)
is
Tmp : constant Attribute_Access := Get (Attr, Index);
begin
Free (Tmp.Qname);
Tmp.Qname := new Byte_Sequence'(Qname);
end Set_Qname;
--------------
-- Set_Type --
--------------
procedure Set_Type
(Attr : in out Attributes;
Index : Natural;
Att_Type : Attribute_Type) is
begin
Get (Attr, Index).Att_Type := Att_Type;
end Set_Type;
-------------
-- Set_URI --
-------------
procedure Set_URI
(Attr : in out Attributes;
Index : Natural;
URI : Unicode.CES.Byte_Sequence)
is
Tmp : constant Attribute_Access := Get (Attr, Index);
begin
Free (Tmp.URI);
Tmp.URI := new Byte_Sequence'(URI);
end Set_URI;
---------------
-- Set_Value --
---------------
procedure Set_Value
(Attr : Attributes;
Index : Natural;
Value : Unicode.CES.Byte_Sequence)
is
Tmp : constant Attribute_Access := Get (Attr, Index);
begin
pragma Assert (Tmp /= null, "Unexpected null attribute");
if Tmp.Non_Normalized_Value /= Tmp.Value then
Free (Tmp.Value);
end if;
Tmp.Value := new Byte_Sequence'(Value);
end Set_Value;
---------------
-- Get_Index --
---------------
function Get_Index
(Attr : Attributes;
URI : Unicode.CES.Byte_Sequence;
Local_Name : Unicode.CES.Byte_Sequence)
return Integer
is
J : Integer;
Tmp : Attribute_Access;
begin
Get (Attr, URI, Local_Name, J, Tmp);
return J;
end Get_Index;
---------------
-- Get_Index --
---------------
function Get_Index
(Attr : Attributes;
Local_Name : Unicode.CES.Byte_Sequence) -- no namespace
return Integer is
begin
return Get_Index (Attr, URI => "", Local_Name => Local_Name);
end Get_Index;
----------------
-- Get_Length --
----------------
function Get_Length (Attr : Attributes) return Natural is
begin
return Attr.Length;
end Get_Length;
--------------------
-- Get_Local_Name --
--------------------
function Get_Local_Name (Attr : Attributes; Index : Natural)
return Unicode.CES.Byte_Sequence is
begin
return Get (Attr, Index).Local_Name.all;
end Get_Local_Name;
---------------
-- Get_Qname --
---------------
function Get_Qname (Attr : Attributes; Index : Natural)
return Unicode.CES.Byte_Sequence is
begin
return Get (Attr, Index).Qname.all;
end Get_Qname;
----------------
-- Get_Prefix --
----------------
function Get_Prefix (Attr : Attributes; Index : Natural)
return Unicode.CES.Byte_Sequence
is
QName : constant Unicode.CES.Byte_Sequence_Access :=
Get (Attr, Index).Qname;
Pos : constant Natural := Ada.Strings.Fixed.Index
(String (QName.all), ":");
begin
if Pos < QName'First then
return "";
else
return QName (QName'First .. Pos - 1);
end if;
end Get_Prefix;
--------------
-- Get_Type --
--------------
function Get_Type (Attr : Attributes; Index : Natural)
return Attribute_Type is
begin
return Get (Attr, Index).Att_Type;
end Get_Type;
--------------
-- Get_Type --
--------------
function Get_Type
(Attr : Attributes;
Qname : Unicode.CES.Byte_Sequence)
return Attribute_Type
is
J : Integer;
Tmp : Attribute_Access;
begin
Get (Attr, Qname, J, Tmp);
if Tmp = null then
return Cdata; -- 3.3.3: If not defined, treated as CDATA
end if;
return Tmp.Att_Type;
end Get_Type;
--------------
-- Get_Type --
--------------
function Get_Type
(Attr : Attributes;
URI : Unicode.CES.Byte_Sequence;
Local_Name : Unicode.CES.Byte_Sequence)
return Attribute_Type
is
J : Integer;
Tmp : Attribute_Access;
begin
Get (Attr, URI, Local_Name, J, Tmp);
return Tmp.Att_Type;
end Get_Type;
-------------
-- Get_URI --
-------------
function Get_URI (Attr : Attributes; Index : Natural)
return Unicode.CES.Byte_Sequence is
begin
return Get (Attr, Index).URI.all;
end Get_URI;
---------------
-- Get_Value --
---------------
function Get_Value (Attr : Attributes; Index : Natural)
return Unicode.CES.Byte_Sequence is
begin
return Get (Attr, Index).Value.all;
end Get_Value;
--------------------------
-- Get_Value_As_Boolean --
--------------------------
function Get_Value_As_Boolean
(Attr : Attributes; Index : Natural) return Boolean
is
Val : constant Byte_Sequence_Access := Get (Attr, Index).Value;
begin
return Val.all = "true" or else Val.all = "1";
end Get_Value_As_Boolean;
---------------
-- Get_Value --
---------------
function Get_Value
(Attr : Attributes;
Qname : Unicode.CES.Byte_Sequence)
return Unicode.CES.Byte_Sequence
is
J : Integer;
Tmp : Attribute_Access;
begin
Get (Attr, Qname, J, Tmp);
return Tmp.Value.all;
end Get_Value;
------------------------------
-- Get_Non_Normalized_Value --
------------------------------
function Get_Non_Normalized_Value
(Attr : Attributes;
URI : Unicode.CES.Byte_Sequence;
Local_Name : Unicode.CES.Byte_Sequence) return Unicode.CES.Byte_Sequence
is
J : Integer;
Tmp : Attribute_Access;
begin
Get (Attr, URI, Local_Name, J, Tmp);
if Tmp /= null then
return Tmp.Non_Normalized_Value.all;
else
return "";
end if;
end Get_Non_Normalized_Value;
--------------------------
-- Get_Value_As_Boolean --
--------------------------
function Get_Value_As_Boolean
(Attr : Attributes;
Qname : Unicode.CES.Byte_Sequence)
return Boolean
is
J : Integer;
Tmp : Attribute_Access;
begin
Get (Attr, Qname, J, Tmp);
return Tmp.Value.all = "true" or else Tmp.Value.all = "1";
end Get_Value_As_Boolean;
---------------
-- Get_Value --
---------------
function Get_Value
(Attr : Attributes;
URI : Unicode.CES.Byte_Sequence;
Local_Name : Unicode.CES.Byte_Sequence)
return Unicode.CES.Byte_Sequence
is
J : Integer;
Tmp : Attribute_Access;
begin
Get (Attr, URI, Local_Name, J, Tmp);
if Tmp /= null then
return Tmp.Value.all;
else
return "";
end if;
end Get_Value;
--------------------------
-- Get_Value_As_Boolean --
--------------------------
function Get_Value_As_Boolean
(Attr : Attributes;
URI : Unicode.CES.Byte_Sequence;
Local_Name : Unicode.CES.Byte_Sequence)
return Boolean
is
J : Integer;
Tmp : Attribute_Access;
begin
Get (Attr, URI, Local_Name, J, Tmp);
return Tmp.Value.all = "true" or else Tmp.Value.all = "1";
end Get_Value_As_Boolean;
-----------------------------
-- Get_Default_Declaration --
-----------------------------
function Get_Default_Declaration
(Attr : Attributes; Index : Natural) return Default_Declaration is
begin
return Get (Attr, Index).Default_Decl;
end Get_Default_Declaration;
-----------------
-- Set_Content --
-----------------
procedure Set_Content
(Attr : Attributes;
Index : Natural;
Content : Sax.Models.Content_Model) is
begin
Unref (Get (Attr, Index).Content);
Get (Attr, Index).Content := Content;
Ref (Content);
end Set_Content;
-----------------
-- Get_Content --
-----------------
function Get_Content (Attr : Attributes; Index : Natural)
return Sax.Models.Content_Model is
begin
return Get (Attr, Index).Content;
end Get_Content;
end Sax.Attributes;
|