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| 1 // Copyright 2014 PDFium Authors. All rights reserved. | 1 // Copyright 2014 PDFium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| 6 | 6 |
| 7 #include "xfa/fxfa/fm2js/xfa_lexer.h" | 7 #include "xfa/fxfa/fm2js/xfa_lexer.h" |
| 8 | 8 |
| 9 #include "core/fxcrt/include/fx_ext.h" | 9 #include "core/fxcrt/include/fx_ext.h" |
| 10 | 10 |
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| 153 } // namespace | 153 } // namespace |
| 154 | 154 |
| 155 const FX_WCHAR* XFA_FM_KeywordToString(XFA_FM_TOKEN op) { | 155 const FX_WCHAR* XFA_FM_KeywordToString(XFA_FM_TOKEN op) { |
| 156 if (op < KEYWORD_START || op > KEYWORD_END) | 156 if (op < KEYWORD_START || op > KEYWORD_END) |
| 157 return L""; | 157 return L""; |
| 158 return keyWords[op].m_keyword; | 158 return keyWords[op].m_keyword; |
| 159 } | 159 } |
| 160 | 160 |
| 161 CXFA_FMToken::CXFA_FMToken() : m_type(TOKreserver), m_uLinenum(1) {} | 161 CXFA_FMToken::CXFA_FMToken() : m_type(TOKreserver), m_uLinenum(1) {} |
| 162 | 162 |
| 163 CXFA_FMToken::CXFA_FMToken(FX_DWORD uLineNum) | 163 CXFA_FMToken::CXFA_FMToken(uint32_t uLineNum) |
| 164 : m_type(TOKreserver), m_uLinenum(uLineNum) {} | 164 : m_type(TOKreserver), m_uLinenum(uLineNum) {} |
| 165 | 165 |
| 166 CXFA_FMLexer::CXFA_FMLexer(const CFX_WideStringC& wsFormCalc, | 166 CXFA_FMLexer::CXFA_FMLexer(const CFX_WideStringC& wsFormCalc, |
| 167 CXFA_FMErrorInfo* pErrorInfo) | 167 CXFA_FMErrorInfo* pErrorInfo) |
| 168 : m_ptr(wsFormCalc.GetPtr()), m_uCurrentLine(1), m_pErrorInfo(pErrorInfo) {} | 168 : m_ptr(wsFormCalc.GetPtr()), m_uCurrentLine(1), m_pErrorInfo(pErrorInfo) {} |
| 169 | 169 |
| 170 CXFA_FMToken* CXFA_FMLexer::NextToken() { | 170 CXFA_FMToken* CXFA_FMLexer::NextToken() { |
| 171 m_pToken.reset(Scan()); | 171 m_pToken.reset(Scan()); |
| 172 return m_pToken.get(); | 172 return m_pToken.get(); |
| 173 } | 173 } |
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| 397 if (iRet) { | 397 if (iRet) { |
| 398 return p; | 398 return p; |
| 399 } | 399 } |
| 400 p->m_type = IsKeyword(p->m_wstring); | 400 p->m_type = IsKeyword(p->m_wstring); |
| 401 } | 401 } |
| 402 return p; | 402 return p; |
| 403 } | 403 } |
| 404 } | 404 } |
| 405 } | 405 } |
| 406 | 406 |
| 407 FX_DWORD CXFA_FMLexer::Number(CXFA_FMToken* t, | 407 uint32_t CXFA_FMLexer::Number(CXFA_FMToken* t, |
| 408 const FX_WCHAR* p, | 408 const FX_WCHAR* p, |
| 409 const FX_WCHAR*& pEnd) { | 409 const FX_WCHAR*& pEnd) { |
| 410 FX_DOUBLE number = 0; | 410 FX_DOUBLE number = 0; |
| 411 if (XFA_FMDChar::string2number(p, &number, pEnd)) { | 411 if (XFA_FMDChar::string2number(p, &number, pEnd)) { |
| 412 return 1; | 412 return 1; |
| 413 } | 413 } |
| 414 if (pEnd && XFA_FMDChar::isAlpha(pEnd)) { | 414 if (pEnd && XFA_FMDChar::isAlpha(pEnd)) { |
| 415 return 1; | 415 return 1; |
| 416 } | 416 } |
| 417 t->m_wstring = CFX_WideStringC(p, (pEnd - p)); | 417 t->m_wstring = CFX_WideStringC(p, (pEnd - p)); |
| 418 return 0; | 418 return 0; |
| 419 } | 419 } |
| 420 | 420 |
| 421 FX_DWORD CXFA_FMLexer::String(CXFA_FMToken* t, | 421 uint32_t CXFA_FMLexer::String(CXFA_FMToken* t, |
| 422 const FX_WCHAR* p, | 422 const FX_WCHAR* p, |
| 423 const FX_WCHAR*& pEnd) { | 423 const FX_WCHAR*& pEnd) { |
| 424 const FX_WCHAR* pStart = p; | 424 const FX_WCHAR* pStart = p; |
| 425 uint16_t ch = 0; | 425 uint16_t ch = 0; |
| 426 XFA_FMDChar::inc(p); | 426 XFA_FMDChar::inc(p); |
| 427 ch = XFA_FMDChar::get(p); | 427 ch = XFA_FMDChar::get(p); |
| 428 while (ch) { | 428 while (ch) { |
| 429 if (!XFA_FMDChar::isAvalid(p)) { | 429 if (!XFA_FMDChar::isAvalid(p)) { |
| 430 ch = XFA_FMDChar::get(p); | 430 ch = XFA_FMDChar::get(p); |
| 431 pEnd = p; | 431 pEnd = p; |
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| 451 } | 451 } |
| 452 NEXT: | 452 NEXT: |
| 453 XFA_FMDChar::inc(p); | 453 XFA_FMDChar::inc(p); |
| 454 ch = XFA_FMDChar::get(p); | 454 ch = XFA_FMDChar::get(p); |
| 455 } | 455 } |
| 456 pEnd = p; | 456 pEnd = p; |
| 457 t->m_wstring = CFX_WideStringC(pStart, (pEnd - pStart)); | 457 t->m_wstring = CFX_WideStringC(pStart, (pEnd - pStart)); |
| 458 return 0; | 458 return 0; |
| 459 } | 459 } |
| 460 | 460 |
| 461 FX_DWORD CXFA_FMLexer::Identifiers(CXFA_FMToken* t, | 461 uint32_t CXFA_FMLexer::Identifiers(CXFA_FMToken* t, |
| 462 const FX_WCHAR* p, | 462 const FX_WCHAR* p, |
| 463 const FX_WCHAR*& pEnd) { | 463 const FX_WCHAR*& pEnd) { |
| 464 const FX_WCHAR* pStart = p; | 464 const FX_WCHAR* pStart = p; |
| 465 uint16_t ch = 0; | 465 uint16_t ch = 0; |
| 466 ch = XFA_FMDChar::get(p); | 466 ch = XFA_FMDChar::get(p); |
| 467 XFA_FMDChar::inc(p); | 467 XFA_FMDChar::inc(p); |
| 468 if (!XFA_FMDChar::isAvalid(p)) { | 468 if (!XFA_FMDChar::isAvalid(p)) { |
| 469 pEnd = p; | 469 pEnd = p; |
| 470 t->m_wstring = CFX_WideStringC(pStart, (pEnd - pStart)); | 470 t->m_wstring = CFX_WideStringC(pStart, (pEnd - pStart)); |
| 471 Error(FMERR_UNSUPPORTED_CHAR, ch); | 471 Error(FMERR_UNSUPPORTED_CHAR, ch); |
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| 543 m_pErrorInfo->message.FormatV(lpMessageInfo, ap); | 543 m_pErrorInfo->message.FormatV(lpMessageInfo, ap); |
| 544 va_end(ap); | 544 va_end(ap); |
| 545 } | 545 } |
| 546 | 546 |
| 547 FX_BOOL CXFA_FMLexer::HasError() const { | 547 FX_BOOL CXFA_FMLexer::HasError() const { |
| 548 if (m_pErrorInfo->message.IsEmpty()) { | 548 if (m_pErrorInfo->message.IsEmpty()) { |
| 549 return FALSE; | 549 return FALSE; |
| 550 } | 550 } |
| 551 return TRUE; | 551 return TRUE; |
| 552 } | 552 } |
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