| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: src/common/datstrm.cpp |
| 3 | // Purpose: Data stream classes |
| 4 | // Author: Guilhem Lavaux |
| 5 | // Modified by: Mickael Gilabert |
| 6 | // Created: 28/06/98 |
| 7 | // Copyright: (c) Guilhem Lavaux |
| 8 | // Licence: wxWindows licence |
| 9 | ///////////////////////////////////////////////////////////////////////////// |
| 10 | |
| 11 | // For compilers that support precompilation, includes "wx.h". |
| 12 | #include "wx/wxprec.h" |
| 13 | |
| 14 | #ifdef __BORLANDC__ |
| 15 | #pragma hdrstop |
| 16 | #endif |
| 17 | |
| 18 | #if wxUSE_STREAMS |
| 19 | |
| 20 | #include "wx/datstrm.h" |
| 21 | |
| 22 | #ifndef WX_PRECOMP |
| 23 | #include "wx/math.h" |
| 24 | #endif //WX_PRECOMP |
| 25 | |
| 26 | namespace |
| 27 | { |
| 28 | |
| 29 | // helper unions used to swap bytes of floats and doubles |
| 30 | union Float32Data |
| 31 | { |
| 32 | wxFloat32 f; |
| 33 | wxUint32 i; |
| 34 | }; |
| 35 | |
| 36 | union Float64Data |
| 37 | { |
| 38 | wxFloat64 f; |
| 39 | wxUint32 i[2]; |
| 40 | }; |
| 41 | |
| 42 | } // anonymous namespace |
| 43 | |
| 44 | // ---------------------------------------------------------------------------- |
| 45 | // wxDataStreamBase |
| 46 | // ---------------------------------------------------------------------------- |
| 47 | |
| 48 | wxDataStreamBase::wxDataStreamBase(const wxMBConv& conv) |
| 49 | #if wxUSE_UNICODE |
| 50 | : m_conv(conv.Clone()) |
| 51 | #endif // wxUSE_UNICODE |
| 52 | { |
| 53 | // It is unused in non-Unicode build, so suppress a warning there. |
| 54 | wxUnusedVar(conv); |
| 55 | |
| 56 | m_be_order = false; |
| 57 | |
| 58 | // For compatibility with the existing data files, we use extended |
| 59 | // precision if it is available, i.e. if wxUSE_APPLE_IEEE is on. |
| 60 | #if wxUSE_APPLE_IEEE |
| 61 | m_useExtendedPrecision = true; |
| 62 | #endif // wxUSE_APPLE_IEEE |
| 63 | } |
| 64 | |
| 65 | #if wxUSE_UNICODE |
| 66 | void wxDataStreamBase::SetConv( const wxMBConv &conv ) |
| 67 | { |
| 68 | delete m_conv; |
| 69 | m_conv = conv.Clone(); |
| 70 | } |
| 71 | #endif |
| 72 | |
| 73 | wxDataStreamBase::~wxDataStreamBase() |
| 74 | { |
| 75 | #if wxUSE_UNICODE |
| 76 | delete m_conv; |
| 77 | #endif // wxUSE_UNICODE |
| 78 | } |
| 79 | |
| 80 | // --------------------------------------------------------------------------- |
| 81 | // wxDataInputStream |
| 82 | // --------------------------------------------------------------------------- |
| 83 | |
| 84 | wxDataInputStream::wxDataInputStream(wxInputStream& s, const wxMBConv& conv) |
| 85 | : wxDataStreamBase(conv), |
| 86 | m_input(&s) |
| 87 | { |
| 88 | } |
| 89 | |
| 90 | #if wxHAS_INT64 |
| 91 | wxUint64 wxDataInputStream::Read64() |
| 92 | { |
| 93 | wxUint64 tmp; |
| 94 | Read64(&tmp, 1); |
| 95 | return tmp; |
| 96 | } |
| 97 | #endif // wxHAS_INT64 |
| 98 | |
| 99 | wxUint32 wxDataInputStream::Read32() |
| 100 | { |
| 101 | wxUint32 i32; |
| 102 | |
| 103 | m_input->Read(&i32, 4); |
| 104 | |
| 105 | if (m_be_order) |
| 106 | return wxUINT32_SWAP_ON_LE(i32); |
| 107 | else |
| 108 | return wxUINT32_SWAP_ON_BE(i32); |
| 109 | } |
| 110 | |
| 111 | wxUint16 wxDataInputStream::Read16() |
| 112 | { |
| 113 | wxUint16 i16; |
| 114 | |
| 115 | m_input->Read(&i16, 2); |
| 116 | |
| 117 | if (m_be_order) |
| 118 | return wxUINT16_SWAP_ON_LE(i16); |
| 119 | else |
| 120 | return wxUINT16_SWAP_ON_BE(i16); |
| 121 | } |
| 122 | |
| 123 | wxUint8 wxDataInputStream::Read8() |
| 124 | { |
| 125 | wxUint8 buf; |
| 126 | |
| 127 | m_input->Read(&buf, 1); |
| 128 | return (wxUint8)buf; |
| 129 | } |
| 130 | |
| 131 | double wxDataInputStream::ReadDouble() |
| 132 | { |
| 133 | #if wxUSE_APPLE_IEEE |
| 134 | if ( m_useExtendedPrecision ) |
| 135 | { |
| 136 | char buf[10]; |
| 137 | |
| 138 | m_input->Read(buf, 10); |
| 139 | return wxConvertFromIeeeExtended((const wxInt8 *)buf); |
| 140 | } |
| 141 | else |
| 142 | #endif // wxUSE_APPLE_IEEE |
| 143 | { |
| 144 | Float64Data floatData; |
| 145 | |
| 146 | if ( m_be_order == (wxBYTE_ORDER == wxBIG_ENDIAN) ) |
| 147 | { |
| 148 | floatData.i[0] = Read32(); |
| 149 | floatData.i[1] = Read32(); |
| 150 | } |
| 151 | else |
| 152 | { |
| 153 | floatData.i[1] = Read32(); |
| 154 | floatData.i[0] = Read32(); |
| 155 | } |
| 156 | |
| 157 | return static_cast<double>(floatData.f); |
| 158 | } |
| 159 | } |
| 160 | |
| 161 | float wxDataInputStream::ReadFloat() |
| 162 | { |
| 163 | #if wxUSE_APPLE_IEEE |
| 164 | if ( m_useExtendedPrecision ) |
| 165 | { |
| 166 | return (float)ReadDouble(); |
| 167 | } |
| 168 | else |
| 169 | #endif // wxUSE_APPLE_IEEE |
| 170 | { |
| 171 | Float32Data floatData; |
| 172 | |
| 173 | floatData.i = Read32(); |
| 174 | return static_cast<float>(floatData.f); |
| 175 | } |
| 176 | } |
| 177 | |
| 178 | wxString wxDataInputStream::ReadString() |
| 179 | { |
| 180 | wxString ret; |
| 181 | |
| 182 | const size_t len = Read32(); |
| 183 | if ( len > 0 ) |
| 184 | { |
| 185 | #if wxUSE_UNICODE |
| 186 | wxCharBuffer tmp(len); |
| 187 | if ( tmp ) |
| 188 | { |
| 189 | m_input->Read(tmp.data(), len); |
| 190 | ret = m_conv->cMB2WX(tmp.data()); |
| 191 | } |
| 192 | #else |
| 193 | wxStringBuffer buf(ret, len); |
| 194 | if ( buf ) |
| 195 | m_input->Read(buf, len); |
| 196 | #endif |
| 197 | } |
| 198 | |
| 199 | return ret; |
| 200 | } |
| 201 | |
| 202 | #if wxUSE_LONGLONG |
| 203 | |
| 204 | template <class T> |
| 205 | static |
| 206 | void DoReadLL(T *buffer, size_t size, wxInputStream *input, bool be_order) |
| 207 | { |
| 208 | typedef T DataType; |
| 209 | unsigned char *pchBuffer = new unsigned char[size * 8]; |
| 210 | // TODO: Check for overflow when size is of type uint and is > than 512m |
| 211 | input->Read(pchBuffer, size * 8); |
| 212 | size_t idx_base = 0; |
| 213 | if ( be_order ) |
| 214 | { |
| 215 | for ( size_t uiIndex = 0; uiIndex != size; ++uiIndex ) |
| 216 | { |
| 217 | buffer[uiIndex] = 0l; |
| 218 | for ( unsigned ui = 0; ui != 8; ++ui ) |
| 219 | { |
| 220 | buffer[uiIndex] = buffer[uiIndex] * 256l + |
| 221 | DataType((unsigned long) pchBuffer[idx_base + ui]); |
| 222 | } |
| 223 | |
| 224 | idx_base += 8; |
| 225 | } |
| 226 | } |
| 227 | else // little endian |
| 228 | { |
| 229 | for ( size_t uiIndex=0; uiIndex!=size; ++uiIndex ) |
| 230 | { |
| 231 | buffer[uiIndex] = 0l; |
| 232 | for ( unsigned ui=0; ui!=8; ++ui ) |
| 233 | buffer[uiIndex] = buffer[uiIndex] * 256l + |
| 234 | DataType((unsigned long) pchBuffer[idx_base + 7 - ui]); |
| 235 | idx_base += 8; |
| 236 | } |
| 237 | } |
| 238 | delete[] pchBuffer; |
| 239 | } |
| 240 | |
| 241 | template <class T> |
| 242 | static void DoWriteLL(const T *buffer, size_t size, wxOutputStream *output, bool be_order) |
| 243 | { |
| 244 | typedef T DataType; |
| 245 | unsigned char *pchBuffer = new unsigned char[size * 8]; |
| 246 | size_t idx_base = 0; |
| 247 | if ( be_order ) |
| 248 | { |
| 249 | for ( size_t uiIndex = 0; uiIndex != size; ++uiIndex ) |
| 250 | { |
| 251 | DataType i64 = buffer[uiIndex]; |
| 252 | for ( unsigned ui = 0; ui != 8; ++ui ) |
| 253 | { |
| 254 | pchBuffer[idx_base + 7 - ui] = |
| 255 | (unsigned char) (i64.GetLo() & 255l); |
| 256 | i64 >>= 8l; |
| 257 | } |
| 258 | |
| 259 | idx_base += 8; |
| 260 | } |
| 261 | } |
| 262 | else // little endian |
| 263 | { |
| 264 | for ( size_t uiIndex=0; uiIndex != size; ++uiIndex ) |
| 265 | { |
| 266 | DataType i64 = buffer[uiIndex]; |
| 267 | for (unsigned ui=0; ui!=8; ++ui) |
| 268 | { |
| 269 | pchBuffer[idx_base + ui] = |
| 270 | (unsigned char) (i64.GetLo() & 255l); |
| 271 | i64 >>= 8l; |
| 272 | } |
| 273 | |
| 274 | idx_base += 8; |
| 275 | } |
| 276 | } |
| 277 | |
| 278 | // TODO: Check for overflow when size is of type uint and is > than 512m |
| 279 | output->Write(pchBuffer, size * 8); |
| 280 | delete[] pchBuffer; |
| 281 | } |
| 282 | |
| 283 | #endif // wxUSE_LONGLONG |
| 284 | |
| 285 | #ifdef wxLongLong_t |
| 286 | |
| 287 | template <class T> |
| 288 | static |
| 289 | void DoReadI64(T *buffer, size_t size, wxInputStream *input, bool be_order) |
| 290 | { |
| 291 | typedef T DataType; |
| 292 | unsigned char *pchBuffer = (unsigned char*) buffer; |
| 293 | // TODO: Check for overflow when size is of type uint and is > than 512m |
| 294 | input->Read(pchBuffer, size * 8); |
| 295 | if ( be_order ) |
| 296 | { |
| 297 | for ( wxUint32 i = 0; i < size; i++ ) |
| 298 | { |
| 299 | DataType v = wxUINT64_SWAP_ON_LE(*buffer); |
| 300 | *(buffer++) = v; |
| 301 | } |
| 302 | } |
| 303 | else // little endian |
| 304 | { |
| 305 | for ( wxUint32 i=0; i<size; i++ ) |
| 306 | { |
| 307 | DataType v = wxUINT64_SWAP_ON_BE(*buffer); |
| 308 | *(buffer++) = v; |
| 309 | } |
| 310 | } |
| 311 | } |
| 312 | |
| 313 | template <class T> |
| 314 | static |
| 315 | void DoWriteI64(const T *buffer, size_t size, wxOutputStream *output, bool be_order) |
| 316 | { |
| 317 | typedef T DataType; |
| 318 | if ( be_order ) |
| 319 | { |
| 320 | for ( size_t i = 0; i < size; i++ ) |
| 321 | { |
| 322 | DataType i64 = wxUINT64_SWAP_ON_LE(*buffer); |
| 323 | buffer++; |
| 324 | output->Write(&i64, 8); |
| 325 | } |
| 326 | } |
| 327 | else // little endian |
| 328 | { |
| 329 | for ( size_t i=0; i < size; i++ ) |
| 330 | { |
| 331 | DataType i64 = wxUINT64_SWAP_ON_BE(*buffer); |
| 332 | buffer++; |
| 333 | output->Write(&i64, 8); |
| 334 | } |
| 335 | } |
| 336 | } |
| 337 | |
| 338 | #endif // wxLongLong_t |
| 339 | |
| 340 | |
| 341 | #if wxHAS_INT64 |
| 342 | void wxDataInputStream::Read64(wxUint64 *buffer, size_t size) |
| 343 | { |
| 344 | #ifndef wxLongLong_t |
| 345 | DoReadLL(buffer, size, m_input, m_be_order); |
| 346 | #else |
| 347 | DoReadI64(buffer, size, m_input, m_be_order); |
| 348 | #endif |
| 349 | } |
| 350 | |
| 351 | void wxDataInputStream::Read64(wxInt64 *buffer, size_t size) |
| 352 | { |
| 353 | #ifndef wxLongLong_t |
| 354 | DoReadLL(buffer, size, m_input, m_be_order); |
| 355 | #else |
| 356 | DoReadI64(buffer, size, m_input, m_be_order); |
| 357 | #endif |
| 358 | } |
| 359 | #endif // wxHAS_INT64 |
| 360 | |
| 361 | #if defined(wxLongLong_t) && wxUSE_LONGLONG |
| 362 | void wxDataInputStream::Read64(wxULongLong *buffer, size_t size) |
| 363 | { |
| 364 | DoReadLL(buffer, size, m_input, m_be_order); |
| 365 | } |
| 366 | |
| 367 | void wxDataInputStream::Read64(wxLongLong *buffer, size_t size) |
| 368 | { |
| 369 | DoReadLL(buffer, size, m_input, m_be_order); |
| 370 | } |
| 371 | #endif // wxLongLong_t |
| 372 | |
| 373 | #if wxUSE_LONGLONG |
| 374 | void wxDataInputStream::ReadLL(wxULongLong *buffer, size_t size) |
| 375 | { |
| 376 | DoReadLL(buffer, size, m_input, m_be_order); |
| 377 | } |
| 378 | |
| 379 | void wxDataInputStream::ReadLL(wxLongLong *buffer, size_t size) |
| 380 | { |
| 381 | DoReadLL(buffer, size, m_input, m_be_order); |
| 382 | } |
| 383 | |
| 384 | wxLongLong wxDataInputStream::ReadLL(void) |
| 385 | { |
| 386 | wxLongLong ll; |
| 387 | DoReadLL(&ll, (size_t)1, m_input, m_be_order); |
| 388 | return ll; |
| 389 | } |
| 390 | #endif // wxUSE_LONGLONG |
| 391 | |
| 392 | void wxDataInputStream::Read32(wxUint32 *buffer, size_t size) |
| 393 | { |
| 394 | m_input->Read(buffer, size * 4); |
| 395 | |
| 396 | if (m_be_order) |
| 397 | { |
| 398 | for (wxUint32 i=0; i<size; i++) |
| 399 | { |
| 400 | wxUint32 v = wxUINT32_SWAP_ON_LE(*buffer); |
| 401 | *(buffer++) = v; |
| 402 | } |
| 403 | } |
| 404 | else |
| 405 | { |
| 406 | for (wxUint32 i=0; i<size; i++) |
| 407 | { |
| 408 | wxUint32 v = wxUINT32_SWAP_ON_BE(*buffer); |
| 409 | *(buffer++) = v; |
| 410 | } |
| 411 | } |
| 412 | } |
| 413 | |
| 414 | void wxDataInputStream::Read16(wxUint16 *buffer, size_t size) |
| 415 | { |
| 416 | m_input->Read(buffer, size * 2); |
| 417 | |
| 418 | if (m_be_order) |
| 419 | { |
| 420 | for (wxUint32 i=0; i<size; i++) |
| 421 | { |
| 422 | wxUint16 v = wxUINT16_SWAP_ON_LE(*buffer); |
| 423 | *(buffer++) = v; |
| 424 | } |
| 425 | } |
| 426 | else |
| 427 | { |
| 428 | for (wxUint32 i=0; i<size; i++) |
| 429 | { |
| 430 | wxUint16 v = wxUINT16_SWAP_ON_BE(*buffer); |
| 431 | *(buffer++) = v; |
| 432 | } |
| 433 | } |
| 434 | } |
| 435 | |
| 436 | void wxDataInputStream::Read8(wxUint8 *buffer, size_t size) |
| 437 | { |
| 438 | m_input->Read(buffer, size); |
| 439 | } |
| 440 | |
| 441 | void wxDataInputStream::ReadDouble(double *buffer, size_t size) |
| 442 | { |
| 443 | for (wxUint32 i=0; i<size; i++) |
| 444 | { |
| 445 | *(buffer++) = ReadDouble(); |
| 446 | } |
| 447 | } |
| 448 | |
| 449 | void wxDataInputStream::ReadFloat(float *buffer, size_t size) |
| 450 | { |
| 451 | for (wxUint32 i=0; i<size; i++) |
| 452 | { |
| 453 | *(buffer++) = ReadFloat(); |
| 454 | } |
| 455 | } |
| 456 | |
| 457 | wxDataInputStream& wxDataInputStream::operator>>(wxString& s) |
| 458 | { |
| 459 | s = ReadString(); |
| 460 | return *this; |
| 461 | } |
| 462 | |
| 463 | wxDataInputStream& wxDataInputStream::operator>>(wxInt8& c) |
| 464 | { |
| 465 | c = (wxInt8)Read8(); |
| 466 | return *this; |
| 467 | } |
| 468 | |
| 469 | wxDataInputStream& wxDataInputStream::operator>>(wxInt16& i) |
| 470 | { |
| 471 | i = (wxInt16)Read16(); |
| 472 | return *this; |
| 473 | } |
| 474 | |
| 475 | wxDataInputStream& wxDataInputStream::operator>>(wxInt32& i) |
| 476 | { |
| 477 | i = (wxInt32)Read32(); |
| 478 | return *this; |
| 479 | } |
| 480 | |
| 481 | wxDataInputStream& wxDataInputStream::operator>>(wxUint8& c) |
| 482 | { |
| 483 | c = Read8(); |
| 484 | return *this; |
| 485 | } |
| 486 | |
| 487 | wxDataInputStream& wxDataInputStream::operator>>(wxUint16& i) |
| 488 | { |
| 489 | i = Read16(); |
| 490 | return *this; |
| 491 | } |
| 492 | |
| 493 | wxDataInputStream& wxDataInputStream::operator>>(wxUint32& i) |
| 494 | { |
| 495 | i = Read32(); |
| 496 | return *this; |
| 497 | } |
| 498 | |
| 499 | #if wxHAS_INT64 |
| 500 | wxDataInputStream& wxDataInputStream::operator>>(wxUint64& i) |
| 501 | { |
| 502 | i = Read64(); |
| 503 | return *this; |
| 504 | } |
| 505 | |
| 506 | wxDataInputStream& wxDataInputStream::operator>>(wxInt64& i) |
| 507 | { |
| 508 | i = Read64(); |
| 509 | return *this; |
| 510 | } |
| 511 | #endif // wxHAS_INT64 |
| 512 | |
| 513 | #if defined(wxLongLong_t) && wxUSE_LONGLONG |
| 514 | wxDataInputStream& wxDataInputStream::operator>>(wxULongLong& i) |
| 515 | { |
| 516 | i = ReadLL(); |
| 517 | return *this; |
| 518 | } |
| 519 | |
| 520 | wxDataInputStream& wxDataInputStream::operator>>(wxLongLong& i) |
| 521 | { |
| 522 | i = ReadLL(); |
| 523 | return *this; |
| 524 | } |
| 525 | #endif // wxLongLong_t |
| 526 | |
| 527 | wxDataInputStream& wxDataInputStream::operator>>(double& d) |
| 528 | { |
| 529 | d = ReadDouble(); |
| 530 | return *this; |
| 531 | } |
| 532 | |
| 533 | wxDataInputStream& wxDataInputStream::operator>>(float& f) |
| 534 | { |
| 535 | f = ReadFloat(); |
| 536 | return *this; |
| 537 | } |
| 538 | |
| 539 | // --------------------------------------------------------------------------- |
| 540 | // wxDataOutputStream |
| 541 | // --------------------------------------------------------------------------- |
| 542 | |
| 543 | wxDataOutputStream::wxDataOutputStream(wxOutputStream& s, const wxMBConv& conv) |
| 544 | : wxDataStreamBase(conv), |
| 545 | m_output(&s) |
| 546 | { |
| 547 | } |
| 548 | |
| 549 | #if wxHAS_INT64 |
| 550 | void wxDataOutputStream::Write64(wxUint64 i) |
| 551 | { |
| 552 | Write64(&i, 1); |
| 553 | } |
| 554 | |
| 555 | void wxDataOutputStream::Write64(wxInt64 i) |
| 556 | { |
| 557 | Write64(&i, 1); |
| 558 | } |
| 559 | #endif // wxHAS_INT64 |
| 560 | |
| 561 | void wxDataOutputStream::Write32(wxUint32 i) |
| 562 | { |
| 563 | wxUint32 i32; |
| 564 | |
| 565 | if (m_be_order) |
| 566 | i32 = wxUINT32_SWAP_ON_LE(i); |
| 567 | else |
| 568 | i32 = wxUINT32_SWAP_ON_BE(i); |
| 569 | m_output->Write(&i32, 4); |
| 570 | } |
| 571 | |
| 572 | void wxDataOutputStream::Write16(wxUint16 i) |
| 573 | { |
| 574 | wxUint16 i16; |
| 575 | |
| 576 | if (m_be_order) |
| 577 | i16 = wxUINT16_SWAP_ON_LE(i); |
| 578 | else |
| 579 | i16 = wxUINT16_SWAP_ON_BE(i); |
| 580 | |
| 581 | m_output->Write(&i16, 2); |
| 582 | } |
| 583 | |
| 584 | void wxDataOutputStream::Write8(wxUint8 i) |
| 585 | { |
| 586 | m_output->Write(&i, 1); |
| 587 | } |
| 588 | |
| 589 | void wxDataOutputStream::WriteString(const wxString& string) |
| 590 | { |
| 591 | #if wxUSE_UNICODE |
| 592 | const wxWX2MBbuf buf = string.mb_str(*m_conv); |
| 593 | #else |
| 594 | const wxWX2MBbuf buf = string.mb_str(); |
| 595 | #endif |
| 596 | size_t len = strlen(buf); |
| 597 | Write32(len); |
| 598 | if (len > 0) |
| 599 | m_output->Write(buf, len); |
| 600 | } |
| 601 | |
| 602 | void wxDataOutputStream::WriteDouble(double d) |
| 603 | { |
| 604 | #if wxUSE_APPLE_IEEE |
| 605 | if ( m_useExtendedPrecision ) |
| 606 | { |
| 607 | char buf[10]; |
| 608 | |
| 609 | wxConvertToIeeeExtended(d, (wxInt8 *)buf); |
| 610 | m_output->Write(buf, 10); |
| 611 | } |
| 612 | else |
| 613 | #endif // wxUSE_APPLE_IEEE |
| 614 | { |
| 615 | Float64Data floatData; |
| 616 | |
| 617 | floatData.f = (wxFloat64)d; |
| 618 | |
| 619 | if ( m_be_order == (wxBYTE_ORDER == wxBIG_ENDIAN) ) |
| 620 | { |
| 621 | Write32(floatData.i[0]); |
| 622 | Write32(floatData.i[1]); |
| 623 | } |
| 624 | else |
| 625 | { |
| 626 | Write32(floatData.i[1]); |
| 627 | Write32(floatData.i[0]); |
| 628 | } |
| 629 | } |
| 630 | } |
| 631 | |
| 632 | void wxDataOutputStream::WriteFloat(float f) |
| 633 | { |
| 634 | #if wxUSE_APPLE_IEEE |
| 635 | if ( m_useExtendedPrecision ) |
| 636 | { |
| 637 | WriteDouble((double)f); |
| 638 | } |
| 639 | else |
| 640 | #endif // wxUSE_APPLE_IEEE |
| 641 | { |
| 642 | Float32Data floatData; |
| 643 | |
| 644 | floatData.f = (wxFloat32)f; |
| 645 | Write32(floatData.i); |
| 646 | } |
| 647 | } |
| 648 | |
| 649 | #if wxHAS_INT64 |
| 650 | void wxDataOutputStream::Write64(const wxUint64 *buffer, size_t size) |
| 651 | { |
| 652 | #ifndef wxLongLong_t |
| 653 | DoWriteLL(buffer, size, m_output, m_be_order); |
| 654 | #else |
| 655 | DoWriteI64(buffer, size, m_output, m_be_order); |
| 656 | #endif |
| 657 | } |
| 658 | |
| 659 | void wxDataOutputStream::Write64(const wxInt64 *buffer, size_t size) |
| 660 | { |
| 661 | #ifndef wxLongLong_t |
| 662 | DoWriteLL(buffer, size, m_output, m_be_order); |
| 663 | #else |
| 664 | DoWriteI64(buffer, size, m_output, m_be_order); |
| 665 | #endif |
| 666 | } |
| 667 | #endif // wxHAS_INT64 |
| 668 | |
| 669 | #if defined(wxLongLong_t) && wxUSE_LONGLONG |
| 670 | void wxDataOutputStream::Write64(const wxULongLong *buffer, size_t size) |
| 671 | { |
| 672 | DoWriteLL(buffer, size, m_output, m_be_order); |
| 673 | } |
| 674 | |
| 675 | void wxDataOutputStream::Write64(const wxLongLong *buffer, size_t size) |
| 676 | { |
| 677 | DoWriteLL(buffer, size, m_output, m_be_order); |
| 678 | } |
| 679 | #endif // wxLongLong_t |
| 680 | |
| 681 | #if wxUSE_LONGLONG |
| 682 | void wxDataOutputStream::WriteLL(const wxULongLong *buffer, size_t size) |
| 683 | { |
| 684 | DoWriteLL(buffer, size, m_output, m_be_order); |
| 685 | } |
| 686 | |
| 687 | void wxDataOutputStream::WriteLL(const wxLongLong *buffer, size_t size) |
| 688 | { |
| 689 | DoWriteLL(buffer, size, m_output, m_be_order); |
| 690 | } |
| 691 | |
| 692 | void wxDataOutputStream::WriteLL(const wxLongLong &ll) |
| 693 | { |
| 694 | WriteLL(&ll, 1); |
| 695 | } |
| 696 | |
| 697 | void wxDataOutputStream::WriteLL(const wxULongLong &ll) |
| 698 | { |
| 699 | WriteLL(&ll, 1); |
| 700 | } |
| 701 | #endif // wxUSE_LONGLONG |
| 702 | |
| 703 | void wxDataOutputStream::Write32(const wxUint32 *buffer, size_t size) |
| 704 | { |
| 705 | if (m_be_order) |
| 706 | { |
| 707 | for (wxUint32 i=0; i<size ;i++) |
| 708 | { |
| 709 | wxUint32 i32 = wxUINT32_SWAP_ON_LE(*buffer); |
| 710 | buffer++; |
| 711 | m_output->Write(&i32, 4); |
| 712 | } |
| 713 | } |
| 714 | else |
| 715 | { |
| 716 | for (wxUint32 i=0; i<size ;i++) |
| 717 | { |
| 718 | wxUint32 i32 = wxUINT32_SWAP_ON_BE(*buffer); |
| 719 | buffer++; |
| 720 | m_output->Write(&i32, 4); |
| 721 | } |
| 722 | } |
| 723 | } |
| 724 | |
| 725 | void wxDataOutputStream::Write16(const wxUint16 *buffer, size_t size) |
| 726 | { |
| 727 | if (m_be_order) |
| 728 | { |
| 729 | for (wxUint32 i=0; i<size ;i++) |
| 730 | { |
| 731 | wxUint16 i16 = wxUINT16_SWAP_ON_LE(*buffer); |
| 732 | buffer++; |
| 733 | m_output->Write(&i16, 2); |
| 734 | } |
| 735 | } |
| 736 | else |
| 737 | { |
| 738 | for (wxUint32 i=0; i<size ;i++) |
| 739 | { |
| 740 | wxUint16 i16 = wxUINT16_SWAP_ON_BE(*buffer); |
| 741 | buffer++; |
| 742 | m_output->Write(&i16, 2); |
| 743 | } |
| 744 | } |
| 745 | } |
| 746 | |
| 747 | void wxDataOutputStream::Write8(const wxUint8 *buffer, size_t size) |
| 748 | { |
| 749 | m_output->Write(buffer, size); |
| 750 | } |
| 751 | |
| 752 | void wxDataOutputStream::WriteDouble(const double *buffer, size_t size) |
| 753 | { |
| 754 | for (wxUint32 i=0; i<size; i++) |
| 755 | { |
| 756 | WriteDouble(*(buffer++)); |
| 757 | } |
| 758 | } |
| 759 | |
| 760 | void wxDataOutputStream::WriteFloat(const float *buffer, size_t size) |
| 761 | { |
| 762 | for (wxUint32 i=0; i<size; i++) |
| 763 | { |
| 764 | WriteFloat(*(buffer++)); |
| 765 | } |
| 766 | } |
| 767 | |
| 768 | wxDataOutputStream& wxDataOutputStream::operator<<(const wxString& string) |
| 769 | { |
| 770 | WriteString(string); |
| 771 | return *this; |
| 772 | } |
| 773 | |
| 774 | wxDataOutputStream& wxDataOutputStream::operator<<(wxInt8 c) |
| 775 | { |
| 776 | Write8((wxUint8)c); |
| 777 | return *this; |
| 778 | } |
| 779 | |
| 780 | wxDataOutputStream& wxDataOutputStream::operator<<(wxInt16 i) |
| 781 | { |
| 782 | Write16((wxUint16)i); |
| 783 | return *this; |
| 784 | } |
| 785 | |
| 786 | wxDataOutputStream& wxDataOutputStream::operator<<(wxInt32 i) |
| 787 | { |
| 788 | Write32((wxUint32)i); |
| 789 | return *this; |
| 790 | } |
| 791 | |
| 792 | wxDataOutputStream& wxDataOutputStream::operator<<(wxUint8 c) |
| 793 | { |
| 794 | Write8(c); |
| 795 | return *this; |
| 796 | } |
| 797 | |
| 798 | wxDataOutputStream& wxDataOutputStream::operator<<(wxUint16 i) |
| 799 | { |
| 800 | Write16(i); |
| 801 | return *this; |
| 802 | } |
| 803 | |
| 804 | wxDataOutputStream& wxDataOutputStream::operator<<(wxUint32 i) |
| 805 | { |
| 806 | Write32(i); |
| 807 | return *this; |
| 808 | } |
| 809 | |
| 810 | #if wxHAS_INT64 |
| 811 | wxDataOutputStream& wxDataOutputStream::operator<<(wxUint64 i) |
| 812 | { |
| 813 | Write64(i); |
| 814 | return *this; |
| 815 | } |
| 816 | |
| 817 | wxDataOutputStream& wxDataOutputStream::operator<<(wxInt64 i) |
| 818 | { |
| 819 | Write64(i); |
| 820 | return *this; |
| 821 | } |
| 822 | #endif // wxHAS_INT64 |
| 823 | |
| 824 | #if defined(wxLongLong_t) && wxUSE_LONGLONG |
| 825 | wxDataOutputStream& wxDataOutputStream::operator<<(const wxULongLong &i) |
| 826 | { |
| 827 | WriteLL(i); |
| 828 | return *this; |
| 829 | } |
| 830 | |
| 831 | wxDataOutputStream& wxDataOutputStream::operator<<(const wxLongLong &i) |
| 832 | { |
| 833 | WriteLL(i); |
| 834 | return *this; |
| 835 | } |
| 836 | #endif // wxLongLong_t |
| 837 | |
| 838 | wxDataOutputStream& wxDataOutputStream::operator<<(double d) |
| 839 | { |
| 840 | WriteDouble(d); |
| 841 | return *this; |
| 842 | } |
| 843 | |
| 844 | wxDataOutputStream& wxDataOutputStream::operator<<(float f) |
| 845 | { |
| 846 | WriteFloat(f); |
| 847 | return *this; |
| 848 | } |
| 849 | |
| 850 | #endif |
| 851 | // wxUSE_STREAMS |