Index: core/src/fpdfapi/fpdf_edit/fpdf_edit_create.cpp |
diff --git a/core/src/fpdfapi/fpdf_edit/fpdf_edit_create.cpp b/core/src/fpdfapi/fpdf_edit/fpdf_edit_create.cpp |
index 7b7b61aa025a0c714b3b755f350fc5a0933c96a4..6f193071debfb189af9497de221c1325b04d2474 100644 |
--- a/core/src/fpdfapi/fpdf_edit/fpdf_edit_create.cpp |
+++ b/core/src/fpdfapi/fpdf_edit/fpdf_edit_create.cpp |
@@ -8,2129 +8,2161 @@ |
#include "../../../include/fpdfapi/fpdf_serial.h" |
#include "editint.h" |
-#define PDF_OBJECTSTREAM_MAXLENGTH (256 * 1024) |
-#define PDF_XREFSTREAM_MAXSIZE 10000 |
-extern void FlateEncode(const uint8_t* src_buf, FX_DWORD src_data, uint8_t*& dest_buf, FX_DWORD& dest_size); |
-extern void FlateEncode(const uint8_t* src_buf, FX_DWORD src_size, int predictor, int Colors, int BitsPerComponent, int Columns, |
- uint8_t*& dest_buf, FX_DWORD& dest_size); |
+#define PDF_OBJECTSTREAM_MAXLENGTH (256 * 1024) |
+#define PDF_XREFSTREAM_MAXSIZE 10000 |
+extern void FlateEncode(const uint8_t* src_buf, |
+ FX_DWORD src_data, |
+ uint8_t*& dest_buf, |
+ FX_DWORD& dest_size); |
+extern void FlateEncode(const uint8_t* src_buf, |
+ FX_DWORD src_size, |
+ int predictor, |
+ int Colors, |
+ int BitsPerComponent, |
+ int Columns, |
+ uint8_t*& dest_buf, |
+ FX_DWORD& dest_size); |
extern FX_BOOL IsSignatureDict(const CPDF_Dictionary* pDict); |
-int32_t PDF_CreatorAppendObject(const CPDF_Object* pObj, CFX_FileBufferArchive *pFile, FX_FILESIZE& offset) |
-{ |
- int32_t len = 0; |
- if (pObj == NULL) { |
- if (pFile->AppendString(FX_BSTRC(" null")) < 0) { |
- return -1; |
- } |
- offset += 5; |
- return 1; |
- } |
- switch (pObj->GetType()) { |
- case PDFOBJ_NULL: |
- if (pFile->AppendString(FX_BSTRC(" null")) < 0) { |
- return -1; |
- } |
- offset += 5; |
- break; |
- case PDFOBJ_BOOLEAN: |
- case PDFOBJ_NUMBER: |
- if (pFile->AppendString(FX_BSTRC(" ")) < 0) { |
- return -1; |
- } |
- if ((len = pFile->AppendString(pObj->GetString())) < 0) { |
- return -1; |
- } |
- offset += len + 1; |
- break; |
- case PDFOBJ_STRING: { |
- CFX_ByteString str = pObj->GetString(); |
- FX_BOOL bHex = ((CPDF_String*)pObj)->IsHex(); |
- if ((len = pFile->AppendString(PDF_EncodeString(str, bHex))) < 0) { |
- return -1; |
- } |
- offset += len; |
- break; |
- } |
- case PDFOBJ_NAME: { |
- if (pFile->AppendString(FX_BSTRC("/")) < 0) { |
- return -1; |
- } |
- CFX_ByteString str = pObj->GetString(); |
- if ((len = pFile->AppendString(PDF_NameEncode(str))) < 0) { |
- return -1; |
- } |
- offset += len + 1; |
- break; |
- } |
- case PDFOBJ_REFERENCE: { |
- if (pFile->AppendString(FX_BSTRC(" ")) < 0) { |
- return -1; |
- } |
- CPDF_Reference* p = (CPDF_Reference*)pObj; |
- if ((len = pFile->AppendDWord(p->GetRefObjNum())) < 0) { |
- return -1; |
- } |
- if (pFile->AppendString(FX_BSTRC(" 0 R ")) < 0) { |
- return -1; |
- } |
- offset += len + 6; |
- break; |
- } |
- case PDFOBJ_ARRAY: { |
- if (pFile->AppendString(FX_BSTRC("[")) < 0) { |
- return -1; |
- } |
- offset += 1; |
- CPDF_Array* p = (CPDF_Array*)pObj; |
- for (FX_DWORD i = 0; i < p->GetCount(); i ++) { |
- CPDF_Object* pElement = p->GetElement(i); |
- if (pElement->GetObjNum()) { |
- if (pFile->AppendString(FX_BSTRC(" ")) < 0) { |
- return -1; |
- } |
- if ((len = pFile->AppendDWord(pElement->GetObjNum())) < 0) { |
- return -1; |
- } |
- if (pFile->AppendString(FX_BSTRC(" 0 R")) < 0) { |
- return -1; |
- } |
- offset += len + 5; |
- } else { |
- if (PDF_CreatorAppendObject(pElement, pFile, offset) < 0) { |
- return -1; |
- } |
- } |
- } |
- if (pFile->AppendString(FX_BSTRC("]")) < 0) { |
- return -1; |
- } |
- offset += 1; |
- break; |
- } |
- case PDFOBJ_DICTIONARY: { |
- if (pFile->AppendString(FX_BSTRC("<<")) < 0) { |
- return -1; |
- } |
- offset += 2; |
- CPDF_Dictionary* p = (CPDF_Dictionary*)pObj; |
- FX_POSITION pos = p->GetStartPos(); |
- while (pos) { |
- CFX_ByteString key; |
- CPDF_Object* pValue = p->GetNextElement(pos, key); |
- if (pFile->AppendString(FX_BSTRC("/")) < 0) { |
- return -1; |
- } |
- if ((len = pFile->AppendString(PDF_NameEncode(key))) < 0) { |
- return -1; |
- } |
- offset += len + 1; |
- if (pValue->GetObjNum()) { |
- if (pFile->AppendString(FX_BSTRC(" ")) < 0) { |
- return -1; |
- } |
- if ((len = pFile->AppendDWord(pValue->GetObjNum())) < 0) { |
- return -1; |
- } |
- if (pFile->AppendString(FX_BSTRC(" 0 R")) < 0) { |
- return -1; |
- } |
- offset += len + 5; |
- } else { |
- if (PDF_CreatorAppendObject(pValue, pFile, offset) < 0) { |
- return -1; |
- } |
- } |
- } |
- if (pFile->AppendString(FX_BSTRC(">>")) < 0) { |
- return -1; |
- } |
- offset += 2; |
- break; |
- } |
- case PDFOBJ_STREAM: { |
- CPDF_Stream* p = (CPDF_Stream*)pObj; |
- if (PDF_CreatorAppendObject(p->GetDict(), pFile, offset) < 0) { |
- return -1; |
- } |
- if (pFile->AppendString(FX_BSTRC("stream\r\n")) < 0) { |
- return -1; |
- } |
- offset += 8; |
- CPDF_StreamAcc acc; |
- acc.LoadAllData(p, TRUE); |
- if (pFile->AppendBlock(acc.GetData(), acc.GetSize()) < 0) { |
- return -1; |
- } |
- offset += acc.GetSize(); |
- if ((len = pFile->AppendString(FX_BSTRC("\r\nendstream"))) < 0) { |
- return -1; |
- } |
- offset += len; |
- break; |
- } |
- default: |
- ASSERT(FALSE); |
- break; |
- } |
+int32_t PDF_CreatorAppendObject(const CPDF_Object* pObj, |
+ CFX_FileBufferArchive* pFile, |
+ FX_FILESIZE& offset) { |
+ int32_t len = 0; |
+ if (pObj == NULL) { |
+ if (pFile->AppendString(FX_BSTRC(" null")) < 0) { |
+ return -1; |
+ } |
+ offset += 5; |
return 1; |
-} |
-int32_t PDF_CreatorWriteTrailer(CPDF_Document* pDocument, CFX_FileBufferArchive* pFile, CPDF_Array* pIDArray, FX_BOOL bCompress) |
-{ |
- FX_FILESIZE offset = 0; |
- int32_t len = 0; |
- FXSYS_assert(pDocument && pFile); |
- CPDF_Parser *pParser = (CPDF_Parser*)pDocument->GetParser(); |
- if (pParser) { |
- CPDF_Dictionary* p = pParser->GetTrailer(); |
- FX_POSITION pos = p->GetStartPos(); |
- while (pos) { |
- CFX_ByteString key; |
- CPDF_Object* pValue = p->GetNextElement(pos, key); |
- if (key == FX_BSTRC("Encrypt") || key == FX_BSTRC("Size") || key == FX_BSTRC("Filter") || |
- key == FX_BSTRC("Index") || key == FX_BSTRC("Length") || key == FX_BSTRC("Prev") || |
- key == FX_BSTRC("W") || key == FX_BSTRC("XRefStm") || key == FX_BSTRC("Type") || key == FX_BSTRC("ID")) { |
- continue; |
- } |
- if (bCompress && key == FX_BSTRC("DecodeParms")) { |
- continue; |
- } |
- if (pFile->AppendString((FX_BSTRC("/"))) < 0) { |
- return -1; |
- } |
- if ((len = pFile->AppendString(PDF_NameEncode(key))) < 0) { |
- return -1; |
- } |
- offset += len + 1; |
- if (pValue->GetObjNum()) { |
- if (pFile->AppendString(FX_BSTRC(" ")) < 0) { |
- return -1; |
- } |
- if ((len = pFile->AppendDWord(pValue->GetObjNum())) < 0) { |
- return -1; |
- } |
- if (pFile->AppendString(FX_BSTRC(" 0 R ")) < 0) { |
- return -1; |
- } |
- offset += len + 6; |
- } else { |
- if (PDF_CreatorAppendObject(pValue, pFile, offset) < 0) { |
- return -1; |
- } |
- } |
- } |
- if (pIDArray) { |
- if (pFile->AppendString((FX_BSTRC("/ID"))) < 0) { |
- return -1; |
- } |
- offset += 3; |
- if (PDF_CreatorAppendObject(pIDArray, pFile, offset) < 0) { |
- return -1; |
- } |
- } |
- return offset; |
- } |
- if (pFile->AppendString(FX_BSTRC("\r\n/Root ")) < 0) { |
+ } |
+ switch (pObj->GetType()) { |
+ case PDFOBJ_NULL: |
+ if (pFile->AppendString(FX_BSTRC(" null")) < 0) { |
+ return -1; |
+ } |
+ offset += 5; |
+ break; |
+ case PDFOBJ_BOOLEAN: |
+ case PDFOBJ_NUMBER: |
+ if (pFile->AppendString(FX_BSTRC(" ")) < 0) { |
+ return -1; |
+ } |
+ if ((len = pFile->AppendString(pObj->GetString())) < 0) { |
return -1; |
+ } |
+ offset += len + 1; |
+ break; |
+ case PDFOBJ_STRING: { |
+ CFX_ByteString str = pObj->GetString(); |
+ FX_BOOL bHex = ((CPDF_String*)pObj)->IsHex(); |
+ if ((len = pFile->AppendString(PDF_EncodeString(str, bHex))) < 0) { |
+ return -1; |
+ } |
+ offset += len; |
+ break; |
} |
- if ((len = pFile->AppendDWord(pDocument->GetRoot()->GetObjNum())) < 0) { |
+ case PDFOBJ_NAME: { |
+ if (pFile->AppendString(FX_BSTRC("/")) < 0) { |
+ return -1; |
+ } |
+ CFX_ByteString str = pObj->GetString(); |
+ if ((len = pFile->AppendString(PDF_NameEncode(str))) < 0) { |
return -1; |
+ } |
+ offset += len + 1; |
+ break; |
} |
- if (pFile->AppendString(FX_BSTRC(" 0 R\r\n")) < 0) { |
+ case PDFOBJ_REFERENCE: { |
+ if (pFile->AppendString(FX_BSTRC(" ")) < 0) { |
return -1; |
+ } |
+ CPDF_Reference* p = (CPDF_Reference*)pObj; |
+ if ((len = pFile->AppendDWord(p->GetRefObjNum())) < 0) { |
+ return -1; |
+ } |
+ if (pFile->AppendString(FX_BSTRC(" 0 R ")) < 0) { |
+ return -1; |
+ } |
+ offset += len + 6; |
+ break; |
} |
- offset += len + 14; |
- if (pDocument->GetInfo()) { |
- if (pFile->AppendString(FX_BSTRC("/Info ")) < 0) { |
+ case PDFOBJ_ARRAY: { |
+ if (pFile->AppendString(FX_BSTRC("[")) < 0) { |
+ return -1; |
+ } |
+ offset += 1; |
+ CPDF_Array* p = (CPDF_Array*)pObj; |
+ for (FX_DWORD i = 0; i < p->GetCount(); i++) { |
+ CPDF_Object* pElement = p->GetElement(i); |
+ if (pElement->GetObjNum()) { |
+ if (pFile->AppendString(FX_BSTRC(" ")) < 0) { |
return -1; |
- } |
- if ((len = pFile->AppendDWord(pDocument->GetInfo()->GetObjNum())) < 0) { |
+ } |
+ if ((len = pFile->AppendDWord(pElement->GetObjNum())) < 0) { |
return -1; |
- } |
- if (pFile->AppendString(FX_BSTRC(" 0 R\r\n")) < 0) { |
+ } |
+ if (pFile->AppendString(FX_BSTRC(" 0 R")) < 0) { |
+ return -1; |
+ } |
+ offset += len + 5; |
+ } else { |
+ if (PDF_CreatorAppendObject(pElement, pFile, offset) < 0) { |
return -1; |
+ } |
} |
- offset += len + 12; |
+ } |
+ if (pFile->AppendString(FX_BSTRC("]")) < 0) { |
+ return -1; |
+ } |
+ offset += 1; |
+ break; |
} |
- if (pIDArray) { |
- if (pFile->AppendString((FX_BSTRC("/ID"))) < 0) { |
- return -1; |
+ case PDFOBJ_DICTIONARY: { |
+ if (pFile->AppendString(FX_BSTRC("<<")) < 0) { |
+ return -1; |
+ } |
+ offset += 2; |
+ CPDF_Dictionary* p = (CPDF_Dictionary*)pObj; |
+ FX_POSITION pos = p->GetStartPos(); |
+ while (pos) { |
+ CFX_ByteString key; |
+ CPDF_Object* pValue = p->GetNextElement(pos, key); |
+ if (pFile->AppendString(FX_BSTRC("/")) < 0) { |
+ return -1; |
+ } |
+ if ((len = pFile->AppendString(PDF_NameEncode(key))) < 0) { |
+ return -1; |
} |
- offset += 3; |
- if (PDF_CreatorAppendObject(pIDArray, pFile, offset) < 0) { |
+ offset += len + 1; |
+ if (pValue->GetObjNum()) { |
+ if (pFile->AppendString(FX_BSTRC(" ")) < 0) { |
+ return -1; |
+ } |
+ if ((len = pFile->AppendDWord(pValue->GetObjNum())) < 0) { |
+ return -1; |
+ } |
+ if (pFile->AppendString(FX_BSTRC(" 0 R")) < 0) { |
+ return -1; |
+ } |
+ offset += len + 5; |
+ } else { |
+ if (PDF_CreatorAppendObject(pValue, pFile, offset) < 0) { |
return -1; |
+ } |
} |
+ } |
+ if (pFile->AppendString(FX_BSTRC(">>")) < 0) { |
+ return -1; |
+ } |
+ offset += 2; |
+ break; |
} |
- return offset; |
+ case PDFOBJ_STREAM: { |
+ CPDF_Stream* p = (CPDF_Stream*)pObj; |
+ if (PDF_CreatorAppendObject(p->GetDict(), pFile, offset) < 0) { |
+ return -1; |
+ } |
+ if (pFile->AppendString(FX_BSTRC("stream\r\n")) < 0) { |
+ return -1; |
+ } |
+ offset += 8; |
+ CPDF_StreamAcc acc; |
+ acc.LoadAllData(p, TRUE); |
+ if (pFile->AppendBlock(acc.GetData(), acc.GetSize()) < 0) { |
+ return -1; |
+ } |
+ offset += acc.GetSize(); |
+ if ((len = pFile->AppendString(FX_BSTRC("\r\nendstream"))) < 0) { |
+ return -1; |
+ } |
+ offset += len; |
+ break; |
+ } |
+ default: |
+ ASSERT(FALSE); |
+ break; |
+ } |
+ return 1; |
} |
-int32_t PDF_CreatorWriteEncrypt(const CPDF_Dictionary* pEncryptDict, FX_DWORD dwObjNum, CFX_FileBufferArchive *pFile) |
-{ |
- if (!pEncryptDict) { |
- return 0; |
- } |
- FXSYS_assert(pFile); |
- FX_FILESIZE offset = 0; |
- int32_t len = 0; |
- if (pFile->AppendString(FX_BSTRC("/Encrypt")) < 0) { |
+int32_t PDF_CreatorWriteTrailer(CPDF_Document* pDocument, |
+ CFX_FileBufferArchive* pFile, |
+ CPDF_Array* pIDArray, |
+ FX_BOOL bCompress) { |
+ FX_FILESIZE offset = 0; |
+ int32_t len = 0; |
+ FXSYS_assert(pDocument && pFile); |
+ CPDF_Parser* pParser = (CPDF_Parser*)pDocument->GetParser(); |
+ if (pParser) { |
+ CPDF_Dictionary* p = pParser->GetTrailer(); |
+ FX_POSITION pos = p->GetStartPos(); |
+ while (pos) { |
+ CFX_ByteString key; |
+ CPDF_Object* pValue = p->GetNextElement(pos, key); |
+ if (key == FX_BSTRC("Encrypt") || key == FX_BSTRC("Size") || |
+ key == FX_BSTRC("Filter") || key == FX_BSTRC("Index") || |
+ key == FX_BSTRC("Length") || key == FX_BSTRC("Prev") || |
+ key == FX_BSTRC("W") || key == FX_BSTRC("XRefStm") || |
+ key == FX_BSTRC("Type") || key == FX_BSTRC("ID")) { |
+ continue; |
+ } |
+ if (bCompress && key == FX_BSTRC("DecodeParms")) { |
+ continue; |
+ } |
+ if (pFile->AppendString((FX_BSTRC("/"))) < 0) { |
return -1; |
- } |
- offset += 8; |
- if (pFile->AppendString(FX_BSTRC(" ")) < 0) { |
+ } |
+ if ((len = pFile->AppendString(PDF_NameEncode(key))) < 0) { |
return -1; |
+ } |
+ offset += len + 1; |
+ if (pValue->GetObjNum()) { |
+ if (pFile->AppendString(FX_BSTRC(" ")) < 0) { |
+ return -1; |
+ } |
+ if ((len = pFile->AppendDWord(pValue->GetObjNum())) < 0) { |
+ return -1; |
+ } |
+ if (pFile->AppendString(FX_BSTRC(" 0 R ")) < 0) { |
+ return -1; |
+ } |
+ offset += len + 6; |
+ } else { |
+ if (PDF_CreatorAppendObject(pValue, pFile, offset) < 0) { |
+ return -1; |
+ } |
+ } |
} |
- if ((len = pFile->AppendDWord(dwObjNum)) < 0) { |
+ if (pIDArray) { |
+ if (pFile->AppendString((FX_BSTRC("/ID"))) < 0) { |
return -1; |
- } |
- if (pFile->AppendString(FX_BSTRC(" 0 R ")) < 0) { |
+ } |
+ offset += 3; |
+ if (PDF_CreatorAppendObject(pIDArray, pFile, offset) < 0) { |
return -1; |
+ } |
} |
- offset += len + 6; |
return offset; |
-} |
-FX_BOOL PDF_GenerateFileID(FX_DWORD dwSeed1, FX_DWORD dwSeed2, FX_DWORD* pBuffer) |
-{ |
- if (!pBuffer) { |
- return FALSE; |
+ } |
+ if (pFile->AppendString(FX_BSTRC("\r\n/Root ")) < 0) { |
+ return -1; |
+ } |
+ if ((len = pFile->AppendDWord(pDocument->GetRoot()->GetObjNum())) < 0) { |
+ return -1; |
+ } |
+ if (pFile->AppendString(FX_BSTRC(" 0 R\r\n")) < 0) { |
+ return -1; |
+ } |
+ offset += len + 14; |
+ if (pDocument->GetInfo()) { |
+ if (pFile->AppendString(FX_BSTRC("/Info ")) < 0) { |
+ return -1; |
+ } |
+ if ((len = pFile->AppendDWord(pDocument->GetInfo()->GetObjNum())) < 0) { |
+ return -1; |
+ } |
+ if (pFile->AppendString(FX_BSTRC(" 0 R\r\n")) < 0) { |
+ return -1; |
} |
- void* pContext = FX_Random_MT_Start(dwSeed1); |
- int32_t i = 0; |
- for (i = 0; i < 2; i++) { |
- *pBuffer++ = FX_Random_MT_Generate(pContext); |
+ offset += len + 12; |
+ } |
+ if (pIDArray) { |
+ if (pFile->AppendString((FX_BSTRC("/ID"))) < 0) { |
+ return -1; |
} |
- FX_Random_MT_Close(pContext); |
- pContext = FX_Random_MT_Start(dwSeed2); |
- for (i = 0; i < 2; i++) { |
- *pBuffer++ = FX_Random_MT_Generate(pContext); |
+ offset += 3; |
+ if (PDF_CreatorAppendObject(pIDArray, pFile, offset) < 0) { |
+ return -1; |
} |
- FX_Random_MT_Close(pContext); |
- return TRUE; |
+ } |
+ return offset; |
} |
-class CPDF_FlateEncoder |
-{ |
-public: |
- CPDF_FlateEncoder(); |
- ~CPDF_FlateEncoder(); |
- FX_BOOL Initialize(CPDF_Stream* pStream, FX_BOOL bFlateEncode); |
- FX_BOOL Initialize(const uint8_t* pBuffer, FX_DWORD size, FX_BOOL bFlateEncode, FX_BOOL bXRefStream = FALSE); |
- void CloneDict(); |
- uint8_t* m_pData; |
- FX_DWORD m_dwSize; |
- CPDF_Dictionary* m_pDict; |
- FX_BOOL m_bCloned; |
- FX_BOOL m_bNewData; |
- CPDF_StreamAcc m_Acc; |
-}; |
-CPDF_FlateEncoder::CPDF_FlateEncoder() |
-{ |
- m_pData = NULL; |
- m_dwSize = 0; |
- m_pDict = NULL; |
- m_bCloned = FALSE; |
- m_bNewData = FALSE; |
+int32_t PDF_CreatorWriteEncrypt(const CPDF_Dictionary* pEncryptDict, |
+ FX_DWORD dwObjNum, |
+ CFX_FileBufferArchive* pFile) { |
+ if (!pEncryptDict) { |
+ return 0; |
+ } |
+ FXSYS_assert(pFile); |
+ FX_FILESIZE offset = 0; |
+ int32_t len = 0; |
+ if (pFile->AppendString(FX_BSTRC("/Encrypt")) < 0) { |
+ return -1; |
+ } |
+ offset += 8; |
+ if (pFile->AppendString(FX_BSTRC(" ")) < 0) { |
+ return -1; |
+ } |
+ if ((len = pFile->AppendDWord(dwObjNum)) < 0) { |
+ return -1; |
+ } |
+ if (pFile->AppendString(FX_BSTRC(" 0 R ")) < 0) { |
+ return -1; |
+ } |
+ offset += len + 6; |
+ return offset; |
} |
-void CPDF_FlateEncoder::CloneDict() |
-{ |
- if (!m_bCloned) { |
- m_pDict = (CPDF_Dictionary*)m_pDict->Clone(); |
- m_bCloned = TRUE; |
- } |
+FX_BOOL PDF_GenerateFileID(FX_DWORD dwSeed1, |
+ FX_DWORD dwSeed2, |
+ FX_DWORD* pBuffer) { |
+ if (!pBuffer) { |
+ return FALSE; |
+ } |
+ void* pContext = FX_Random_MT_Start(dwSeed1); |
+ int32_t i = 0; |
+ for (i = 0; i < 2; i++) { |
+ *pBuffer++ = FX_Random_MT_Generate(pContext); |
+ } |
+ FX_Random_MT_Close(pContext); |
+ pContext = FX_Random_MT_Start(dwSeed2); |
+ for (i = 0; i < 2; i++) { |
+ *pBuffer++ = FX_Random_MT_Generate(pContext); |
+ } |
+ FX_Random_MT_Close(pContext); |
+ return TRUE; |
} |
-FX_BOOL CPDF_FlateEncoder::Initialize(CPDF_Stream* pStream, FX_BOOL bFlateEncode) |
-{ |
- m_Acc.LoadAllData(pStream, TRUE); |
- if ((pStream && pStream->GetDict() && pStream->GetDict()->KeyExist("Filter")) || !bFlateEncode) { |
- if (pStream->GetDict()->KeyExist("Filter") && !bFlateEncode) { |
- CPDF_StreamAcc destAcc; |
- destAcc.LoadAllData(pStream); |
- m_dwSize = destAcc.GetSize(); |
- m_pData = (uint8_t*)destAcc.DetachData(); |
- m_pDict = (CPDF_Dictionary*)pStream->GetDict()->Clone(); |
- m_pDict->RemoveAt(FX_BSTRC("Filter")); |
- m_bNewData = TRUE; |
- m_bCloned = TRUE; |
- } else { |
- m_pData = (uint8_t*)m_Acc.GetData(); |
- m_dwSize = m_Acc.GetSize(); |
- m_pDict = pStream->GetDict(); |
- } |
- return TRUE; |
- } |
- m_pData = NULL; |
- m_dwSize = 0; |
- m_bNewData = TRUE; |
+class CPDF_FlateEncoder { |
+ public: |
+ CPDF_FlateEncoder(); |
+ ~CPDF_FlateEncoder(); |
+ FX_BOOL Initialize(CPDF_Stream* pStream, FX_BOOL bFlateEncode); |
+ FX_BOOL Initialize(const uint8_t* pBuffer, |
+ FX_DWORD size, |
+ FX_BOOL bFlateEncode, |
+ FX_BOOL bXRefStream = FALSE); |
+ void CloneDict(); |
+ uint8_t* m_pData; |
+ FX_DWORD m_dwSize; |
+ CPDF_Dictionary* m_pDict; |
+ FX_BOOL m_bCloned; |
+ FX_BOOL m_bNewData; |
+ CPDF_StreamAcc m_Acc; |
+}; |
+CPDF_FlateEncoder::CPDF_FlateEncoder() { |
+ m_pData = NULL; |
+ m_dwSize = 0; |
+ m_pDict = NULL; |
+ m_bCloned = FALSE; |
+ m_bNewData = FALSE; |
+} |
+void CPDF_FlateEncoder::CloneDict() { |
+ if (!m_bCloned) { |
+ m_pDict = (CPDF_Dictionary*)m_pDict->Clone(); |
m_bCloned = TRUE; |
- ::FlateEncode(m_Acc.GetData(), m_Acc.GetSize(), m_pData, m_dwSize); |
- m_pDict = (CPDF_Dictionary*)pStream->GetDict()->Clone(); |
- m_pDict->SetAtInteger("Length", m_dwSize); |
- m_pDict->SetAtName("Filter", "FlateDecode"); |
- m_pDict->RemoveAt("DecodeParms"); |
- return TRUE; |
+ } |
} |
-FX_BOOL CPDF_FlateEncoder::Initialize(const uint8_t* pBuffer, FX_DWORD size, FX_BOOL bFlateEncode, FX_BOOL bXRefStream) |
-{ |
- if (!bFlateEncode) { |
- m_pData = (uint8_t*)pBuffer; |
- m_dwSize = size; |
- return TRUE; |
- } |
- m_bNewData = TRUE; |
- if (bXRefStream) { |
- ::FlateEncode(pBuffer, size, 12, 1, 8, 7, m_pData, m_dwSize); |
+FX_BOOL CPDF_FlateEncoder::Initialize(CPDF_Stream* pStream, |
+ FX_BOOL bFlateEncode) { |
+ m_Acc.LoadAllData(pStream, TRUE); |
+ if ((pStream && pStream->GetDict() && |
+ pStream->GetDict()->KeyExist("Filter")) || |
+ !bFlateEncode) { |
+ if (pStream->GetDict()->KeyExist("Filter") && !bFlateEncode) { |
+ CPDF_StreamAcc destAcc; |
+ destAcc.LoadAllData(pStream); |
+ m_dwSize = destAcc.GetSize(); |
+ m_pData = (uint8_t*)destAcc.DetachData(); |
+ m_pDict = (CPDF_Dictionary*)pStream->GetDict()->Clone(); |
+ m_pDict->RemoveAt(FX_BSTRC("Filter")); |
+ m_bNewData = TRUE; |
+ m_bCloned = TRUE; |
} else { |
- ::FlateEncode(pBuffer, size, m_pData, m_dwSize); |
+ m_pData = (uint8_t*)m_Acc.GetData(); |
+ m_dwSize = m_Acc.GetSize(); |
+ m_pDict = pStream->GetDict(); |
} |
return TRUE; |
+ } |
+ m_pData = NULL; |
+ m_dwSize = 0; |
+ m_bNewData = TRUE; |
+ m_bCloned = TRUE; |
+ ::FlateEncode(m_Acc.GetData(), m_Acc.GetSize(), m_pData, m_dwSize); |
+ m_pDict = (CPDF_Dictionary*)pStream->GetDict()->Clone(); |
+ m_pDict->SetAtInteger("Length", m_dwSize); |
+ m_pDict->SetAtName("Filter", "FlateDecode"); |
+ m_pDict->RemoveAt("DecodeParms"); |
+ return TRUE; |
} |
-CPDF_FlateEncoder::~CPDF_FlateEncoder() |
-{ |
- if (m_bCloned && m_pDict) { |
- m_pDict->Release(); |
- } |
- if (m_bNewData && m_pData) { |
- FX_Free(m_pData); |
- } |
+FX_BOOL CPDF_FlateEncoder::Initialize(const uint8_t* pBuffer, |
+ FX_DWORD size, |
+ FX_BOOL bFlateEncode, |
+ FX_BOOL bXRefStream) { |
+ if (!bFlateEncode) { |
+ m_pData = (uint8_t*)pBuffer; |
+ m_dwSize = size; |
+ return TRUE; |
+ } |
+ m_bNewData = TRUE; |
+ if (bXRefStream) { |
+ ::FlateEncode(pBuffer, size, 12, 1, 8, 7, m_pData, m_dwSize); |
+ } else { |
+ ::FlateEncode(pBuffer, size, m_pData, m_dwSize); |
+ } |
+ return TRUE; |
+} |
+CPDF_FlateEncoder::~CPDF_FlateEncoder() { |
+ if (m_bCloned && m_pDict) { |
+ m_pDict->Release(); |
+ } |
+ if (m_bNewData && m_pData) { |
+ FX_Free(m_pData); |
+ } |
} |
-class CPDF_Encryptor |
-{ |
-public: |
- CPDF_Encryptor(); |
- ~CPDF_Encryptor(); |
- FX_BOOL Initialize(CPDF_CryptoHandler* pHandler, int objnum, uint8_t* src_data, FX_DWORD src_size); |
- uint8_t* m_pData; |
- FX_DWORD m_dwSize; |
- FX_BOOL m_bNewBuf; |
+class CPDF_Encryptor { |
+ public: |
+ CPDF_Encryptor(); |
+ ~CPDF_Encryptor(); |
+ FX_BOOL Initialize(CPDF_CryptoHandler* pHandler, |
+ int objnum, |
+ uint8_t* src_data, |
+ FX_DWORD src_size); |
+ uint8_t* m_pData; |
+ FX_DWORD m_dwSize; |
+ FX_BOOL m_bNewBuf; |
}; |
-CPDF_Encryptor::CPDF_Encryptor() |
-{ |
- m_pData = NULL; |
- m_dwSize = 0; |
- m_bNewBuf = FALSE; |
+CPDF_Encryptor::CPDF_Encryptor() { |
+ m_pData = NULL; |
+ m_dwSize = 0; |
+ m_bNewBuf = FALSE; |
} |
-FX_BOOL CPDF_Encryptor::Initialize(CPDF_CryptoHandler* pHandler, int objnum, uint8_t* src_data, FX_DWORD src_size) |
-{ |
- if (src_size == 0) { |
- return TRUE; |
- } |
- if (pHandler == NULL) { |
- m_pData = (uint8_t*)src_data; |
- m_dwSize = src_size; |
- m_bNewBuf = FALSE; |
- return TRUE; |
- } |
- m_dwSize = pHandler->EncryptGetSize(objnum, 0, src_data, src_size); |
- m_pData = FX_Alloc(uint8_t, m_dwSize); |
- pHandler->EncryptContent(objnum, 0, src_data, src_size, m_pData, m_dwSize); |
- m_bNewBuf = TRUE; |
+FX_BOOL CPDF_Encryptor::Initialize(CPDF_CryptoHandler* pHandler, |
+ int objnum, |
+ uint8_t* src_data, |
+ FX_DWORD src_size) { |
+ if (src_size == 0) { |
return TRUE; |
+ } |
+ if (pHandler == NULL) { |
+ m_pData = (uint8_t*)src_data; |
+ m_dwSize = src_size; |
+ m_bNewBuf = FALSE; |
+ return TRUE; |
+ } |
+ m_dwSize = pHandler->EncryptGetSize(objnum, 0, src_data, src_size); |
+ m_pData = FX_Alloc(uint8_t, m_dwSize); |
+ pHandler->EncryptContent(objnum, 0, src_data, src_size, m_pData, m_dwSize); |
+ m_bNewBuf = TRUE; |
+ return TRUE; |
} |
-CPDF_Encryptor::~CPDF_Encryptor() |
-{ |
- if (m_bNewBuf) { |
- FX_Free(m_pData); |
- } |
-} |
-CPDF_ObjectStream::CPDF_ObjectStream() |
- : m_dwObjNum(0) |
- , m_index(0) |
-{ |
+CPDF_Encryptor::~CPDF_Encryptor() { |
+ if (m_bNewBuf) { |
+ FX_Free(m_pData); |
+ } |
} |
-FX_BOOL CPDF_ObjectStream::Start() |
-{ |
- m_ObjNumArray.RemoveAll(); |
- m_OffsetArray.RemoveAll(); |
- m_Buffer.Clear(); |
- m_dwObjNum = 0; |
- m_index = 0; |
- return TRUE; |
+CPDF_ObjectStream::CPDF_ObjectStream() : m_dwObjNum(0), m_index(0) {} |
+FX_BOOL CPDF_ObjectStream::Start() { |
+ m_ObjNumArray.RemoveAll(); |
+ m_OffsetArray.RemoveAll(); |
+ m_Buffer.Clear(); |
+ m_dwObjNum = 0; |
+ m_index = 0; |
+ return TRUE; |
} |
-int32_t CPDF_ObjectStream::CompressIndirectObject(FX_DWORD dwObjNum, const CPDF_Object *pObj) |
-{ |
- m_ObjNumArray.Add(dwObjNum); |
- m_OffsetArray.Add(m_Buffer.GetLength()); |
- m_Buffer << pObj; |
- return 1; |
+int32_t CPDF_ObjectStream::CompressIndirectObject(FX_DWORD dwObjNum, |
+ const CPDF_Object* pObj) { |
+ m_ObjNumArray.Add(dwObjNum); |
+ m_OffsetArray.Add(m_Buffer.GetLength()); |
+ m_Buffer << pObj; |
+ return 1; |
} |
-int32_t CPDF_ObjectStream::CompressIndirectObject(FX_DWORD dwObjNum, const uint8_t* pBuffer, FX_DWORD dwSize) |
-{ |
- m_ObjNumArray.Add(dwObjNum); |
- m_OffsetArray.Add(m_Buffer.GetLength()); |
- m_Buffer.AppendBlock(pBuffer, dwSize); |
- return 1; |
+int32_t CPDF_ObjectStream::CompressIndirectObject(FX_DWORD dwObjNum, |
+ const uint8_t* pBuffer, |
+ FX_DWORD dwSize) { |
+ m_ObjNumArray.Add(dwObjNum); |
+ m_OffsetArray.Add(m_Buffer.GetLength()); |
+ m_Buffer.AppendBlock(pBuffer, dwSize); |
+ return 1; |
} |
-FX_FILESIZE CPDF_ObjectStream::End(CPDF_Creator* pCreator) |
-{ |
- FXSYS_assert(pCreator); |
- if (m_ObjNumArray.GetSize() == 0) { |
- return 0; |
- } |
- CFX_FileBufferArchive *pFile = &pCreator->m_File; |
- CPDF_CryptoHandler *pHandler = pCreator->m_pCryptoHandler; |
- FX_FILESIZE ObjOffset = pCreator->m_Offset; |
- if (!m_dwObjNum) { |
- m_dwObjNum = ++pCreator->m_dwLastObjNum; |
- } |
- CFX_ByteTextBuf tempBuffer; |
- int32_t iCount = m_ObjNumArray.GetSize(); |
- for (int32_t i = 0; i < iCount; i++) { |
- tempBuffer << m_ObjNumArray.ElementAt(i) << FX_BSTRC(" ") << m_OffsetArray.ElementAt(i) << FX_BSTRC(" "); |
- } |
- FX_FILESIZE &offset = pCreator->m_Offset; |
- int32_t len = pFile->AppendDWord(m_dwObjNum); |
- if (len < 0) { |
- return -1; |
- } |
- offset += len; |
- if ((len = pFile->AppendString(FX_BSTRC(" 0 obj\r\n<</Type /ObjStm /N "))) < 0) { |
- return -1; |
- } |
- offset += len; |
- if ((len = pFile->AppendDWord((FX_DWORD)iCount)) < 0) { |
- return -1; |
+FX_FILESIZE CPDF_ObjectStream::End(CPDF_Creator* pCreator) { |
+ FXSYS_assert(pCreator); |
+ if (m_ObjNumArray.GetSize() == 0) { |
+ return 0; |
+ } |
+ CFX_FileBufferArchive* pFile = &pCreator->m_File; |
+ CPDF_CryptoHandler* pHandler = pCreator->m_pCryptoHandler; |
+ FX_FILESIZE ObjOffset = pCreator->m_Offset; |
+ if (!m_dwObjNum) { |
+ m_dwObjNum = ++pCreator->m_dwLastObjNum; |
+ } |
+ CFX_ByteTextBuf tempBuffer; |
+ int32_t iCount = m_ObjNumArray.GetSize(); |
+ for (int32_t i = 0; i < iCount; i++) { |
+ tempBuffer << m_ObjNumArray.ElementAt(i) << FX_BSTRC(" ") |
+ << m_OffsetArray.ElementAt(i) << FX_BSTRC(" "); |
+ } |
+ FX_FILESIZE& offset = pCreator->m_Offset; |
+ int32_t len = pFile->AppendDWord(m_dwObjNum); |
+ if (len < 0) { |
+ return -1; |
+ } |
+ offset += len; |
+ if ((len = pFile->AppendString(FX_BSTRC(" 0 obj\r\n<</Type /ObjStm /N "))) < |
+ 0) { |
+ return -1; |
+ } |
+ offset += len; |
+ if ((len = pFile->AppendDWord((FX_DWORD)iCount)) < 0) { |
+ return -1; |
+ } |
+ offset += len; |
+ if (pFile->AppendString(FX_BSTRC("/First ")) < 0) { |
+ return -1; |
+ } |
+ if ((len = pFile->AppendDWord((FX_DWORD)tempBuffer.GetLength())) < 0) { |
+ return -1; |
+ } |
+ if (pFile->AppendString(FX_BSTRC("/Length ")) < 0) { |
+ return -1; |
+ } |
+ offset += len + 15; |
+ if (!pCreator->m_bCompress && !pHandler) { |
+ if ((len = pFile->AppendDWord( |
+ (FX_DWORD)(tempBuffer.GetLength() + m_Buffer.GetLength()))) < 0) { |
+ return -1; |
} |
offset += len; |
- if (pFile->AppendString(FX_BSTRC("/First ")) < 0) { |
- return -1; |
+ if ((len = pFile->AppendString(FX_BSTRC(">>stream\r\n"))) < 0) { |
+ return -1; |
} |
- if ((len = pFile->AppendDWord((FX_DWORD)tempBuffer.GetLength())) < 0) { |
- return -1; |
+ if (pFile->AppendBlock(tempBuffer.GetBuffer(), tempBuffer.GetLength()) < |
+ 0) { |
+ return -1; |
} |
- if (pFile->AppendString(FX_BSTRC("/Length ")) < 0) { |
- return -1; |
+ if (pFile->AppendBlock(m_Buffer.GetBuffer(), m_Buffer.GetLength()) < 0) { |
+ return -1; |
} |
- offset += len + 15; |
- if (!pCreator->m_bCompress && !pHandler) { |
- if ((len = pFile->AppendDWord((FX_DWORD)(tempBuffer.GetLength() + m_Buffer.GetLength()))) < 0) { |
- return -1; |
- } |
- offset += len; |
- if ((len = pFile->AppendString(FX_BSTRC(">>stream\r\n"))) < 0) { |
- return -1; |
- } |
- if (pFile->AppendBlock(tempBuffer.GetBuffer(), tempBuffer.GetLength()) < 0) { |
- return -1; |
- } |
- if (pFile->AppendBlock(m_Buffer.GetBuffer(), m_Buffer.GetLength()) < 0) { |
- return -1; |
- } |
- offset += len + tempBuffer.GetLength() + m_Buffer.GetLength(); |
- } else { |
- tempBuffer << m_Buffer; |
- CPDF_FlateEncoder encoder; |
- encoder.Initialize(tempBuffer.GetBuffer(), tempBuffer.GetLength(), pCreator->m_bCompress); |
- CPDF_Encryptor encryptor; |
- encryptor.Initialize(pHandler, m_dwObjNum, encoder.m_pData, encoder.m_dwSize); |
- if ((len = pFile->AppendDWord(encryptor.m_dwSize)) < 0) { |
- return -1; |
- } |
- offset += len; |
- if (pCreator->m_bCompress) { |
- if (pFile->AppendString(FX_BSTRC("/Filter /FlateDecode")) < 0) { |
- return -1; |
- } |
- offset += 20; |
- } |
- if ((len = pFile->AppendString(FX_BSTRC(">>stream\r\n"))) < 0) { |
- return -1; |
- } |
- if (pFile->AppendBlock(encryptor.m_pData, encryptor.m_dwSize) < 0) { |
- return -1; |
- } |
- offset += len + encryptor.m_dwSize; |
+ offset += len + tempBuffer.GetLength() + m_Buffer.GetLength(); |
+ } else { |
+ tempBuffer << m_Buffer; |
+ CPDF_FlateEncoder encoder; |
+ encoder.Initialize(tempBuffer.GetBuffer(), tempBuffer.GetLength(), |
+ pCreator->m_bCompress); |
+ CPDF_Encryptor encryptor; |
+ encryptor.Initialize(pHandler, m_dwObjNum, encoder.m_pData, |
+ encoder.m_dwSize); |
+ if ((len = pFile->AppendDWord(encryptor.m_dwSize)) < 0) { |
+ return -1; |
} |
- if ((len = pFile->AppendString(FX_BSTRC("\r\nendstream\r\nendobj\r\n"))) < 0) { |
+ offset += len; |
+ if (pCreator->m_bCompress) { |
+ if (pFile->AppendString(FX_BSTRC("/Filter /FlateDecode")) < 0) { |
return -1; |
+ } |
+ offset += 20; |
} |
- offset += len; |
- return ObjOffset; |
+ if ((len = pFile->AppendString(FX_BSTRC(">>stream\r\n"))) < 0) { |
+ return -1; |
+ } |
+ if (pFile->AppendBlock(encryptor.m_pData, encryptor.m_dwSize) < 0) { |
+ return -1; |
+ } |
+ offset += len + encryptor.m_dwSize; |
+ } |
+ if ((len = pFile->AppendString(FX_BSTRC("\r\nendstream\r\nendobj\r\n"))) < |
+ 0) { |
+ return -1; |
+ } |
+ offset += len; |
+ return ObjOffset; |
} |
CPDF_XRefStream::CPDF_XRefStream() |
- : m_PrevOffset(0) |
- , m_dwTempObjNum(0) |
- , m_iSeg(0) |
-{ |
-} |
-FX_BOOL CPDF_XRefStream::Start() |
-{ |
- m_IndexArray.RemoveAll(); |
- m_Buffer.Clear(); |
- m_iSeg = 0; |
- return TRUE; |
+ : m_PrevOffset(0), m_dwTempObjNum(0), m_iSeg(0) {} |
+FX_BOOL CPDF_XRefStream::Start() { |
+ m_IndexArray.RemoveAll(); |
+ m_Buffer.Clear(); |
+ m_iSeg = 0; |
+ return TRUE; |
} |
-int32_t CPDF_XRefStream::CompressIndirectObject(FX_DWORD dwObjNum, const CPDF_Object *pObj, CPDF_Creator *pCreator) |
-{ |
- if (!pCreator) { |
- return 0; |
- } |
- m_ObjStream.CompressIndirectObject(dwObjNum, pObj); |
- if (m_ObjStream.m_ObjNumArray.GetSize() < pCreator->m_ObjectStreamSize && |
- m_ObjStream.m_Buffer.GetLength() < PDF_OBJECTSTREAM_MAXLENGTH) { |
- return 1; |
- } |
- return EndObjectStream(pCreator); |
+int32_t CPDF_XRefStream::CompressIndirectObject(FX_DWORD dwObjNum, |
+ const CPDF_Object* pObj, |
+ CPDF_Creator* pCreator) { |
+ if (!pCreator) { |
+ return 0; |
+ } |
+ m_ObjStream.CompressIndirectObject(dwObjNum, pObj); |
+ if (m_ObjStream.m_ObjNumArray.GetSize() < pCreator->m_ObjectStreamSize && |
+ m_ObjStream.m_Buffer.GetLength() < PDF_OBJECTSTREAM_MAXLENGTH) { |
+ return 1; |
+ } |
+ return EndObjectStream(pCreator); |
} |
-int32_t CPDF_XRefStream::CompressIndirectObject(FX_DWORD dwObjNum, const uint8_t* pBuffer, FX_DWORD dwSize, CPDF_Creator *pCreator) |
-{ |
- if (!pCreator) { |
- return 0; |
- } |
- m_ObjStream.CompressIndirectObject(dwObjNum, pBuffer, dwSize); |
- if (m_ObjStream.m_ObjNumArray.GetSize() < pCreator->m_ObjectStreamSize && |
- m_ObjStream.m_Buffer.GetLength() < PDF_OBJECTSTREAM_MAXLENGTH) { |
- return 1; |
- } |
- return EndObjectStream(pCreator); |
+int32_t CPDF_XRefStream::CompressIndirectObject(FX_DWORD dwObjNum, |
+ const uint8_t* pBuffer, |
+ FX_DWORD dwSize, |
+ CPDF_Creator* pCreator) { |
+ if (!pCreator) { |
+ return 0; |
+ } |
+ m_ObjStream.CompressIndirectObject(dwObjNum, pBuffer, dwSize); |
+ if (m_ObjStream.m_ObjNumArray.GetSize() < pCreator->m_ObjectStreamSize && |
+ m_ObjStream.m_Buffer.GetLength() < PDF_OBJECTSTREAM_MAXLENGTH) { |
+ return 1; |
+ } |
+ return EndObjectStream(pCreator); |
} |
-static void _AppendIndex0(CFX_ByteTextBuf& buffer, FX_BOOL bFirstObject = TRUE) |
-{ |
- buffer.AppendByte(0); |
- buffer.AppendByte(0); |
+static void _AppendIndex0(CFX_ByteTextBuf& buffer, |
+ FX_BOOL bFirstObject = TRUE) { |
+ buffer.AppendByte(0); |
+ buffer.AppendByte(0); |
+ buffer.AppendByte(0); |
+ buffer.AppendByte(0); |
+ buffer.AppendByte(0); |
+ if (bFirstObject) { |
+ buffer.AppendByte(0xFF); |
+ buffer.AppendByte(0xFF); |
+ } else { |
buffer.AppendByte(0); |
buffer.AppendByte(0); |
- buffer.AppendByte(0); |
- if (bFirstObject) { |
- buffer.AppendByte(0xFF); |
- buffer.AppendByte(0xFF); |
- } else { |
- buffer.AppendByte(0); |
- buffer.AppendByte(0); |
- } |
+ } |
} |
-static void _AppendIndex1(CFX_ByteTextBuf& buffer, FX_FILESIZE offset) |
-{ |
- buffer.AppendByte(1); |
- buffer.AppendByte(FX_GETBYTEOFFSET24(offset)); |
- buffer.AppendByte(FX_GETBYTEOFFSET16(offset)); |
- buffer.AppendByte(FX_GETBYTEOFFSET8(offset)); |
- buffer.AppendByte(FX_GETBYTEOFFSET0(offset)); |
- buffer.AppendByte(0); |
- buffer.AppendByte(0); |
+static void _AppendIndex1(CFX_ByteTextBuf& buffer, FX_FILESIZE offset) { |
+ buffer.AppendByte(1); |
+ buffer.AppendByte(FX_GETBYTEOFFSET24(offset)); |
+ buffer.AppendByte(FX_GETBYTEOFFSET16(offset)); |
+ buffer.AppendByte(FX_GETBYTEOFFSET8(offset)); |
+ buffer.AppendByte(FX_GETBYTEOFFSET0(offset)); |
+ buffer.AppendByte(0); |
+ buffer.AppendByte(0); |
} |
-static void _AppendIndex2(CFX_ByteTextBuf& buffer, FX_DWORD objnum, int32_t index) |
-{ |
- buffer.AppendByte(2); |
- buffer.AppendByte(FX_GETBYTEOFFSET24(objnum)); |
- buffer.AppendByte(FX_GETBYTEOFFSET16(objnum)); |
- buffer.AppendByte(FX_GETBYTEOFFSET8(objnum)); |
- buffer.AppendByte(FX_GETBYTEOFFSET0(objnum)); |
- buffer.AppendByte(FX_GETBYTEOFFSET8(index)); |
- buffer.AppendByte(FX_GETBYTEOFFSET0(index)); |
+static void _AppendIndex2(CFX_ByteTextBuf& buffer, |
+ FX_DWORD objnum, |
+ int32_t index) { |
+ buffer.AppendByte(2); |
+ buffer.AppendByte(FX_GETBYTEOFFSET24(objnum)); |
+ buffer.AppendByte(FX_GETBYTEOFFSET16(objnum)); |
+ buffer.AppendByte(FX_GETBYTEOFFSET8(objnum)); |
+ buffer.AppendByte(FX_GETBYTEOFFSET0(objnum)); |
+ buffer.AppendByte(FX_GETBYTEOFFSET8(index)); |
+ buffer.AppendByte(FX_GETBYTEOFFSET0(index)); |
} |
-int32_t CPDF_XRefStream::EndObjectStream(CPDF_Creator *pCreator, FX_BOOL bEOF) |
-{ |
- FX_FILESIZE objOffset = 0; |
- if (bEOF) { |
- objOffset = m_ObjStream.End(pCreator); |
- if (objOffset < 0) { |
- return -1; |
- } |
- } |
- FX_DWORD &dwObjStmNum = m_ObjStream.m_dwObjNum; |
- if (!dwObjStmNum) { |
- dwObjStmNum = ++pCreator->m_dwLastObjNum; |
- } |
- int32_t iSize = m_ObjStream.m_ObjNumArray.GetSize(); |
- int32_t iSeg = m_IndexArray.GetSize() / 2; |
- if (!(pCreator->m_dwFlags & FPDFCREATE_INCREMENTAL)) { |
- if (m_dwTempObjNum == 0) { |
- _AppendIndex0(m_Buffer); |
- m_dwTempObjNum++; |
- } |
- FX_DWORD end_num = m_IndexArray.GetAt((iSeg - 1) * 2) + m_IndexArray.GetAt((iSeg - 1) * 2 + 1); |
- int index = 0; |
- for (; m_dwTempObjNum < end_num; m_dwTempObjNum++) { |
- FX_FILESIZE* offset = pCreator->m_ObjectOffset.GetPtrAt(m_dwTempObjNum); |
- if (offset) { |
- if (index >= iSize || m_dwTempObjNum != m_ObjStream.m_ObjNumArray[index]) { |
- _AppendIndex1(m_Buffer, *offset); |
- } else { |
- _AppendIndex2(m_Buffer, dwObjStmNum, index++); |
- } |
- } else { |
- _AppendIndex0(m_Buffer, FALSE); |
- } |
- } |
- if (iSize > 0 && bEOF) { |
- pCreator->m_ObjectOffset.Add(dwObjStmNum, 1); |
- pCreator->m_ObjectSize.Add(dwObjStmNum, 1); |
- pCreator->m_ObjectOffset[dwObjStmNum] = objOffset; |
- } |
- m_iSeg = iSeg; |
- if (bEOF) { |
- m_ObjStream.Start(); |
- } |
- return 1; |
- } |
- int32_t &j = m_ObjStream.m_index; |
- for (int i = m_iSeg; i < iSeg; i++) { |
- FX_DWORD start = m_IndexArray.ElementAt(i * 2); |
- FX_DWORD end = m_IndexArray.ElementAt(i * 2 + 1) + start; |
- for (FX_DWORD m = start; m < end; m++) { |
- if (j >= iSize || m != m_ObjStream.m_ObjNumArray.ElementAt(j)) { |
- _AppendIndex1(m_Buffer, pCreator->m_ObjectOffset[m]); |
- } else { |
- _AppendIndex2(m_Buffer, dwObjStmNum, j++); |
- } |
+int32_t CPDF_XRefStream::EndObjectStream(CPDF_Creator* pCreator, FX_BOOL bEOF) { |
+ FX_FILESIZE objOffset = 0; |
+ if (bEOF) { |
+ objOffset = m_ObjStream.End(pCreator); |
+ if (objOffset < 0) { |
+ return -1; |
+ } |
+ } |
+ FX_DWORD& dwObjStmNum = m_ObjStream.m_dwObjNum; |
+ if (!dwObjStmNum) { |
+ dwObjStmNum = ++pCreator->m_dwLastObjNum; |
+ } |
+ int32_t iSize = m_ObjStream.m_ObjNumArray.GetSize(); |
+ int32_t iSeg = m_IndexArray.GetSize() / 2; |
+ if (!(pCreator->m_dwFlags & FPDFCREATE_INCREMENTAL)) { |
+ if (m_dwTempObjNum == 0) { |
+ _AppendIndex0(m_Buffer); |
+ m_dwTempObjNum++; |
+ } |
+ FX_DWORD end_num = m_IndexArray.GetAt((iSeg - 1) * 2) + |
+ m_IndexArray.GetAt((iSeg - 1) * 2 + 1); |
+ int index = 0; |
+ for (; m_dwTempObjNum < end_num; m_dwTempObjNum++) { |
+ FX_FILESIZE* offset = pCreator->m_ObjectOffset.GetPtrAt(m_dwTempObjNum); |
+ if (offset) { |
+ if (index >= iSize || |
+ m_dwTempObjNum != m_ObjStream.m_ObjNumArray[index]) { |
+ _AppendIndex1(m_Buffer, *offset); |
+ } else { |
+ _AppendIndex2(m_Buffer, dwObjStmNum, index++); |
} |
+ } else { |
+ _AppendIndex0(m_Buffer, FALSE); |
+ } |
} |
if (iSize > 0 && bEOF) { |
- _AppendIndex1(m_Buffer, objOffset); |
- m_IndexArray.Add(dwObjStmNum); |
- m_IndexArray.Add(1); |
- iSeg += 1; |
+ pCreator->m_ObjectOffset.Add(dwObjStmNum, 1); |
+ pCreator->m_ObjectSize.Add(dwObjStmNum, 1); |
+ pCreator->m_ObjectOffset[dwObjStmNum] = objOffset; |
} |
m_iSeg = iSeg; |
if (bEOF) { |
- m_ObjStream.Start(); |
+ m_ObjStream.Start(); |
} |
return 1; |
+ } |
+ int32_t& j = m_ObjStream.m_index; |
+ for (int i = m_iSeg; i < iSeg; i++) { |
+ FX_DWORD start = m_IndexArray.ElementAt(i * 2); |
+ FX_DWORD end = m_IndexArray.ElementAt(i * 2 + 1) + start; |
+ for (FX_DWORD m = start; m < end; m++) { |
+ if (j >= iSize || m != m_ObjStream.m_ObjNumArray.ElementAt(j)) { |
+ _AppendIndex1(m_Buffer, pCreator->m_ObjectOffset[m]); |
+ } else { |
+ _AppendIndex2(m_Buffer, dwObjStmNum, j++); |
+ } |
+ } |
+ } |
+ if (iSize > 0 && bEOF) { |
+ _AppendIndex1(m_Buffer, objOffset); |
+ m_IndexArray.Add(dwObjStmNum); |
+ m_IndexArray.Add(1); |
+ iSeg += 1; |
+ } |
+ m_iSeg = iSeg; |
+ if (bEOF) { |
+ m_ObjStream.Start(); |
+ } |
+ return 1; |
} |
-FX_BOOL CPDF_XRefStream::GenerateXRefStream(CPDF_Creator* pCreator, FX_BOOL bEOF) |
-{ |
- FX_FILESIZE offset_tmp = pCreator->m_Offset; |
- FX_DWORD objnum = ++pCreator->m_dwLastObjNum; |
- CFX_FileBufferArchive *pFile = &pCreator->m_File; |
- FX_BOOL bIncremental = (pCreator->m_dwFlags & FPDFCREATE_INCREMENTAL) != 0; |
- if (bIncremental) { |
- AddObjectNumberToIndexArray(objnum); |
- } else { |
- for (; m_dwTempObjNum < pCreator->m_dwLastObjNum; m_dwTempObjNum++) { |
- FX_FILESIZE* offset = pCreator->m_ObjectOffset.GetPtrAt(m_dwTempObjNum); |
- if (offset) { |
- _AppendIndex1(m_Buffer, *offset); |
- } else { |
- _AppendIndex0(m_Buffer, FALSE); |
- } |
- } |
- } |
- _AppendIndex1(m_Buffer, offset_tmp); |
- FX_FILESIZE &offset = pCreator->m_Offset; |
- int32_t len = pFile->AppendDWord(objnum); |
- if (len < 0) { |
- return FALSE; |
- } |
- offset += len; |
- if ((len = pFile->AppendString(FX_BSTRC(" 0 obj\r\n<</Type /XRef/W[1 4 2]/Index["))) < 0) { |
- return FALSE; |
+FX_BOOL CPDF_XRefStream::GenerateXRefStream(CPDF_Creator* pCreator, |
+ FX_BOOL bEOF) { |
+ FX_FILESIZE offset_tmp = pCreator->m_Offset; |
+ FX_DWORD objnum = ++pCreator->m_dwLastObjNum; |
+ CFX_FileBufferArchive* pFile = &pCreator->m_File; |
+ FX_BOOL bIncremental = (pCreator->m_dwFlags & FPDFCREATE_INCREMENTAL) != 0; |
+ if (bIncremental) { |
+ AddObjectNumberToIndexArray(objnum); |
+ } else { |
+ for (; m_dwTempObjNum < pCreator->m_dwLastObjNum; m_dwTempObjNum++) { |
+ FX_FILESIZE* offset = pCreator->m_ObjectOffset.GetPtrAt(m_dwTempObjNum); |
+ if (offset) { |
+ _AppendIndex1(m_Buffer, *offset); |
+ } else { |
+ _AppendIndex0(m_Buffer, FALSE); |
+ } |
+ } |
+ } |
+ _AppendIndex1(m_Buffer, offset_tmp); |
+ FX_FILESIZE& offset = pCreator->m_Offset; |
+ int32_t len = pFile->AppendDWord(objnum); |
+ if (len < 0) { |
+ return FALSE; |
+ } |
+ offset += len; |
+ if ((len = pFile->AppendString( |
+ FX_BSTRC(" 0 obj\r\n<</Type /XRef/W[1 4 2]/Index["))) < 0) { |
+ return FALSE; |
+ } |
+ offset += len; |
+ if (!bIncremental) { |
+ if ((len = pFile->AppendDWord(0)) < 0) { |
+ return FALSE; |
+ } |
+ if ((len = pFile->AppendString(FX_BSTRC(" "))) < 0) { |
+ return FALSE; |
+ } |
+ offset += len + 1; |
+ if ((len = pFile->AppendDWord(objnum + 1)) < 0) { |
+ return FALSE; |
} |
offset += len; |
- if (!bIncremental) { |
- if ((len = pFile->AppendDWord(0)) < 0) { |
- return FALSE; |
- } |
- if ((len = pFile->AppendString(FX_BSTRC(" "))) < 0) { |
- return FALSE; |
- } |
- offset += len + 1; |
- if ((len = pFile->AppendDWord(objnum + 1)) < 0) { |
- return FALSE; |
- } |
- offset += len; |
- } else { |
- int32_t iSeg = m_IndexArray.GetSize() / 2; |
- for (int32_t i = 0; i < iSeg; i++) { |
- if ((len = pFile->AppendDWord(m_IndexArray.ElementAt(i * 2))) < 0) { |
- return FALSE; |
- } |
- if (pFile->AppendString(FX_BSTRC(" ")) < 0) { |
- return FALSE; |
- } |
- offset += len + 1; |
- if ((len = pFile->AppendDWord(m_IndexArray.ElementAt(i * 2 + 1))) < 0) { |
- return FALSE; |
- } |
- if (pFile->AppendString(FX_BSTRC(" ")) < 0) { |
- return FALSE; |
- } |
- offset += len + 1; |
- } |
- } |
- if (pFile->AppendString(FX_BSTRC("]/Size ")) < 0) { |
+ } else { |
+ int32_t iSeg = m_IndexArray.GetSize() / 2; |
+ for (int32_t i = 0; i < iSeg; i++) { |
+ if ((len = pFile->AppendDWord(m_IndexArray.ElementAt(i * 2))) < 0) { |
return FALSE; |
- } |
- if ((len = pFile->AppendDWord(objnum + 1)) < 0) { |
+ } |
+ if (pFile->AppendString(FX_BSTRC(" ")) < 0) { |
return FALSE; |
- } |
- offset += len + 7; |
- if (m_PrevOffset > 0) { |
- if (pFile->AppendString(FX_BSTRC("/Prev ")) < 0) { |
- return FALSE; |
- } |
- FX_CHAR offset_buf[20]; |
- FXSYS_memset(offset_buf, 0, sizeof(offset_buf)); |
- FXSYS_i64toa(m_PrevOffset, offset_buf, 10); |
- int32_t len = (int32_t)FXSYS_strlen(offset_buf); |
- if (pFile->AppendBlock(offset_buf, len) < 0) { |
- return FALSE; |
- } |
- offset += len + 6; |
- } |
- FX_BOOL bPredictor = TRUE; |
- CPDF_FlateEncoder encoder; |
- encoder.Initialize(m_Buffer.GetBuffer(), m_Buffer.GetLength(), pCreator->m_bCompress, bPredictor); |
- if (pCreator->m_bCompress) { |
- if (pFile->AppendString(FX_BSTRC("/Filter /FlateDecode")) < 0) { |
- return FALSE; |
- } |
- offset += 20; |
- if (bPredictor) { |
- if ((len = pFile->AppendString(FX_BSTRC("/DecodeParms<</Columns 7/Predictor 12>>"))) < 0) { |
- return FALSE; |
- } |
- offset += len; |
- } |
- } |
- if (pFile->AppendString(FX_BSTRC("/Length ")) < 0) { |
+ } |
+ offset += len + 1; |
+ if ((len = pFile->AppendDWord(m_IndexArray.ElementAt(i * 2 + 1))) < 0) { |
return FALSE; |
- } |
- if ((len = pFile->AppendDWord(encoder.m_dwSize)) < 0) { |
+ } |
+ if (pFile->AppendString(FX_BSTRC(" ")) < 0) { |
return FALSE; |
+ } |
+ offset += len + 1; |
+ } |
+ } |
+ if (pFile->AppendString(FX_BSTRC("]/Size ")) < 0) { |
+ return FALSE; |
+ } |
+ if ((len = pFile->AppendDWord(objnum + 1)) < 0) { |
+ return FALSE; |
+ } |
+ offset += len + 7; |
+ if (m_PrevOffset > 0) { |
+ if (pFile->AppendString(FX_BSTRC("/Prev ")) < 0) { |
+ return FALSE; |
} |
- offset += len + 8; |
- if (bEOF) { |
- if ((len = PDF_CreatorWriteTrailer(pCreator->m_pDocument, pFile, pCreator->m_pIDArray, pCreator->m_bCompress)) < 0) { |
- return FALSE; |
- } |
- offset += len; |
- if (pCreator->m_pEncryptDict) { |
- FX_DWORD dwEncryptObjNum = pCreator->m_pEncryptDict->GetObjNum(); |
- if (dwEncryptObjNum == 0) { |
- dwEncryptObjNum = pCreator->m_dwEnryptObjNum; |
- } |
- if ((len = PDF_CreatorWriteEncrypt(pCreator->m_pEncryptDict, dwEncryptObjNum, pFile)) < 0) { |
- return FALSE; |
- } |
- offset += len; |
- } |
+ FX_CHAR offset_buf[20]; |
+ FXSYS_memset(offset_buf, 0, sizeof(offset_buf)); |
+ FXSYS_i64toa(m_PrevOffset, offset_buf, 10); |
+ int32_t len = (int32_t)FXSYS_strlen(offset_buf); |
+ if (pFile->AppendBlock(offset_buf, len) < 0) { |
+ return FALSE; |
} |
- if ((len = pFile->AppendString(FX_BSTRC(">>stream\r\n"))) < 0) { |
+ offset += len + 6; |
+ } |
+ FX_BOOL bPredictor = TRUE; |
+ CPDF_FlateEncoder encoder; |
+ encoder.Initialize(m_Buffer.GetBuffer(), m_Buffer.GetLength(), |
+ pCreator->m_bCompress, bPredictor); |
+ if (pCreator->m_bCompress) { |
+ if (pFile->AppendString(FX_BSTRC("/Filter /FlateDecode")) < 0) { |
+ return FALSE; |
+ } |
+ offset += 20; |
+ if (bPredictor) { |
+ if ((len = pFile->AppendString( |
+ FX_BSTRC("/DecodeParms<</Columns 7/Predictor 12>>"))) < 0) { |
return FALSE; |
+ } |
+ offset += len; |
+ } |
+ } |
+ if (pFile->AppendString(FX_BSTRC("/Length ")) < 0) { |
+ return FALSE; |
+ } |
+ if ((len = pFile->AppendDWord(encoder.m_dwSize)) < 0) { |
+ return FALSE; |
+ } |
+ offset += len + 8; |
+ if (bEOF) { |
+ if ((len = PDF_CreatorWriteTrailer(pCreator->m_pDocument, pFile, |
+ pCreator->m_pIDArray, |
+ pCreator->m_bCompress)) < 0) { |
+ return FALSE; |
} |
offset += len; |
- if (pFile->AppendBlock(encoder.m_pData, encoder.m_dwSize) < 0) { |
- return FALSE; |
- } |
- if ((len = pFile->AppendString(FX_BSTRC("\r\nendstream\r\nendobj\r\n"))) < 0) { |
+ if (pCreator->m_pEncryptDict) { |
+ FX_DWORD dwEncryptObjNum = pCreator->m_pEncryptDict->GetObjNum(); |
+ if (dwEncryptObjNum == 0) { |
+ dwEncryptObjNum = pCreator->m_dwEnryptObjNum; |
+ } |
+ if ((len = PDF_CreatorWriteEncrypt(pCreator->m_pEncryptDict, |
+ dwEncryptObjNum, pFile)) < 0) { |
return FALSE; |
- } |
- offset += encoder.m_dwSize + len; |
- m_PrevOffset = offset_tmp; |
- return TRUE; |
+ } |
+ offset += len; |
+ } |
+ } |
+ if ((len = pFile->AppendString(FX_BSTRC(">>stream\r\n"))) < 0) { |
+ return FALSE; |
+ } |
+ offset += len; |
+ if (pFile->AppendBlock(encoder.m_pData, encoder.m_dwSize) < 0) { |
+ return FALSE; |
+ } |
+ if ((len = pFile->AppendString(FX_BSTRC("\r\nendstream\r\nendobj\r\n"))) < |
+ 0) { |
+ return FALSE; |
+ } |
+ offset += encoder.m_dwSize + len; |
+ m_PrevOffset = offset_tmp; |
+ return TRUE; |
} |
-FX_BOOL CPDF_XRefStream::End(CPDF_Creator *pCreator, FX_BOOL bEOF ) |
-{ |
- if (EndObjectStream(pCreator, bEOF) < 0) { |
- return FALSE; |
- } |
- return GenerateXRefStream(pCreator, bEOF); |
+FX_BOOL CPDF_XRefStream::End(CPDF_Creator* pCreator, FX_BOOL bEOF) { |
+ if (EndObjectStream(pCreator, bEOF) < 0) { |
+ return FALSE; |
+ } |
+ return GenerateXRefStream(pCreator, bEOF); |
} |
-FX_BOOL CPDF_XRefStream::EndXRefStream(CPDF_Creator* pCreator) |
-{ |
- if (!(pCreator->m_dwFlags & FPDFCREATE_INCREMENTAL)) { |
- _AppendIndex0(m_Buffer); |
- for (FX_DWORD i = 1; i < pCreator->m_dwLastObjNum + 1; i++) { |
- FX_FILESIZE* offset = pCreator->m_ObjectOffset.GetPtrAt(i); |
- if (offset) { |
- _AppendIndex1(m_Buffer, *offset); |
- } else { |
- _AppendIndex0(m_Buffer, FALSE); |
- } |
- } |
- } else { |
- int32_t iSeg = m_IndexArray.GetSize() / 2; |
- for (int i = 0; i < iSeg; i++) { |
- FX_DWORD start = m_IndexArray.ElementAt(i * 2); |
- FX_DWORD end = m_IndexArray.ElementAt(i * 2 + 1) + start; |
- for (FX_DWORD j = start; j < end; j++) { |
- _AppendIndex1(m_Buffer, pCreator->m_ObjectOffset[j]); |
- } |
- } |
- } |
- return GenerateXRefStream(pCreator, FALSE); |
+FX_BOOL CPDF_XRefStream::EndXRefStream(CPDF_Creator* pCreator) { |
+ if (!(pCreator->m_dwFlags & FPDFCREATE_INCREMENTAL)) { |
+ _AppendIndex0(m_Buffer); |
+ for (FX_DWORD i = 1; i < pCreator->m_dwLastObjNum + 1; i++) { |
+ FX_FILESIZE* offset = pCreator->m_ObjectOffset.GetPtrAt(i); |
+ if (offset) { |
+ _AppendIndex1(m_Buffer, *offset); |
+ } else { |
+ _AppendIndex0(m_Buffer, FALSE); |
+ } |
+ } |
+ } else { |
+ int32_t iSeg = m_IndexArray.GetSize() / 2; |
+ for (int i = 0; i < iSeg; i++) { |
+ FX_DWORD start = m_IndexArray.ElementAt(i * 2); |
+ FX_DWORD end = m_IndexArray.ElementAt(i * 2 + 1) + start; |
+ for (FX_DWORD j = start; j < end; j++) { |
+ _AppendIndex1(m_Buffer, pCreator->m_ObjectOffset[j]); |
+ } |
+ } |
+ } |
+ return GenerateXRefStream(pCreator, FALSE); |
} |
-FX_BOOL CPDF_XRefStream::AddObjectNumberToIndexArray(FX_DWORD objnum) |
-{ |
- int32_t iSize = m_IndexArray.GetSize(); |
- if (iSize == 0) { |
- m_IndexArray.Add(objnum); |
- m_IndexArray.Add(1); |
+FX_BOOL CPDF_XRefStream::AddObjectNumberToIndexArray(FX_DWORD objnum) { |
+ int32_t iSize = m_IndexArray.GetSize(); |
+ if (iSize == 0) { |
+ m_IndexArray.Add(objnum); |
+ m_IndexArray.Add(1); |
+ } else { |
+ FXSYS_assert(iSize > 1); |
+ FX_DWORD startobjnum = m_IndexArray.ElementAt(iSize - 2); |
+ int32_t iCount = m_IndexArray.ElementAt(iSize - 1); |
+ if (objnum == startobjnum + iCount) { |
+ m_IndexArray[iSize - 1] = iCount + 1; |
} else { |
- FXSYS_assert(iSize > 1); |
- FX_DWORD startobjnum = m_IndexArray.ElementAt(iSize - 2); |
- int32_t iCount = m_IndexArray.ElementAt(iSize - 1); |
- if (objnum == startobjnum + iCount) { |
- m_IndexArray[iSize - 1] = iCount + 1; |
- } else { |
- m_IndexArray.Add(objnum); |
- m_IndexArray.Add(1); |
- } |
+ m_IndexArray.Add(objnum); |
+ m_IndexArray.Add(1); |
} |
- return TRUE; |
+ } |
+ return TRUE; |
} |
-CPDF_Creator::CPDF_Creator(CPDF_Document* pDoc) |
-{ |
- m_pDocument = pDoc; |
- m_pParser = (CPDF_Parser*)pDoc->m_pParser; |
- m_bCompress = TRUE; |
- if (m_pParser) { |
- m_pEncryptDict = m_pParser->GetEncryptDict(); |
- m_pCryptoHandler = m_pParser->GetCryptoHandler(); |
- } else { |
- m_pEncryptDict = NULL; |
- m_pCryptoHandler = NULL; |
- } |
- m_bSecurityChanged = FALSE; |
- m_bStandardSecurity = FALSE; |
- m_pMetadata = NULL; |
- m_bEncryptCloned = FALSE; |
- m_bEncryptMetadata = FALSE; |
- m_Offset = 0; |
- m_iStage = -1; |
- m_dwFlags = 0; |
- m_Pos = NULL; |
- m_XrefStart = 0; |
- m_pXRefStream = NULL; |
- m_ObjectStreamSize = 200; |
- m_dwLastObjNum = m_pDocument->GetLastObjNum(); |
- m_pIDArray = NULL; |
- m_FileVersion = 0; |
- m_dwEnryptObjNum = 0; |
- m_bNewCrypto = FALSE; |
+CPDF_Creator::CPDF_Creator(CPDF_Document* pDoc) { |
+ m_pDocument = pDoc; |
+ m_pParser = (CPDF_Parser*)pDoc->m_pParser; |
+ m_bCompress = TRUE; |
+ if (m_pParser) { |
+ m_pEncryptDict = m_pParser->GetEncryptDict(); |
+ m_pCryptoHandler = m_pParser->GetCryptoHandler(); |
+ } else { |
+ m_pEncryptDict = NULL; |
+ m_pCryptoHandler = NULL; |
+ } |
+ m_bSecurityChanged = FALSE; |
+ m_bStandardSecurity = FALSE; |
+ m_pMetadata = NULL; |
+ m_bEncryptCloned = FALSE; |
+ m_bEncryptMetadata = FALSE; |
+ m_Offset = 0; |
+ m_iStage = -1; |
+ m_dwFlags = 0; |
+ m_Pos = NULL; |
+ m_XrefStart = 0; |
+ m_pXRefStream = NULL; |
+ m_ObjectStreamSize = 200; |
+ m_dwLastObjNum = m_pDocument->GetLastObjNum(); |
+ m_pIDArray = NULL; |
+ m_FileVersion = 0; |
+ m_dwEnryptObjNum = 0; |
+ m_bNewCrypto = FALSE; |
} |
-CPDF_Creator::~CPDF_Creator() |
-{ |
- ResetStandardSecurity(); |
- if (m_bEncryptCloned && m_pEncryptDict) { |
- m_pEncryptDict->Release(); |
- m_pEncryptDict = NULL; |
- } |
- Clear(); |
+CPDF_Creator::~CPDF_Creator() { |
+ ResetStandardSecurity(); |
+ if (m_bEncryptCloned && m_pEncryptDict) { |
+ m_pEncryptDict->Release(); |
+ m_pEncryptDict = NULL; |
+ } |
+ Clear(); |
} |
-static FX_BOOL _IsXRefNeedEnd(CPDF_XRefStream* pXRef, FX_DWORD flag) |
-{ |
- if (!(flag & FPDFCREATE_INCREMENTAL)) { |
- return FALSE; |
- } |
- int32_t iSize = pXRef->m_IndexArray.GetSize() / 2; |
- int32_t iCount = 0; |
- for (int32_t i = 0; i < iSize; i++) { |
- iCount += pXRef->m_IndexArray.ElementAt(i * 2 + 1); |
- } |
- return (iCount >= PDF_XREFSTREAM_MAXSIZE); |
+static FX_BOOL _IsXRefNeedEnd(CPDF_XRefStream* pXRef, FX_DWORD flag) { |
+ if (!(flag & FPDFCREATE_INCREMENTAL)) { |
+ return FALSE; |
+ } |
+ int32_t iSize = pXRef->m_IndexArray.GetSize() / 2; |
+ int32_t iCount = 0; |
+ for (int32_t i = 0; i < iSize; i++) { |
+ iCount += pXRef->m_IndexArray.ElementAt(i * 2 + 1); |
+ } |
+ return (iCount >= PDF_XREFSTREAM_MAXSIZE); |
} |
-int32_t CPDF_Creator::WriteIndirectObjectToStream(const CPDF_Object* pObj) |
-{ |
- if (!m_pXRefStream) { |
- return 1; |
- } |
- FX_DWORD objnum = pObj->GetObjNum(); |
- if (m_pParser && m_pParser->m_ObjVersion.GetSize() > (int32_t)objnum && m_pParser->m_ObjVersion[objnum] > 0) { |
- return 1; |
- } |
- if (pObj->GetType() == PDFOBJ_NUMBER) { |
- return 1; |
- } |
- CPDF_Dictionary *pDict = pObj->GetDict(); |
- if (pObj->GetType() == PDFOBJ_STREAM) { |
- if (pDict && pDict->GetString(FX_BSTRC("Type")) == FX_BSTRC("XRef")) { |
- return 0; |
- } |
- return 1; |
- } |
- if (pDict) { |
- if (pDict == m_pDocument->m_pRootDict || pDict == m_pEncryptDict) { |
- return 1; |
- } |
- if (IsSignatureDict(pDict)) { |
- return 1; |
- } |
- if (pDict->GetString(FX_BSTRC("Type")) == FX_BSTRC("Page")) { |
- return 1; |
- } |
- } |
- m_pXRefStream->AddObjectNumberToIndexArray(objnum); |
- if (m_pXRefStream->CompressIndirectObject(objnum, pObj, this) < 0) { |
- return -1; |
- } |
- if (!_IsXRefNeedEnd(m_pXRefStream, m_dwFlags)) { |
- return 0; |
- } |
- if (!m_pXRefStream->End(this)) { |
- return -1; |
- } |
- if (!m_pXRefStream->Start()) { |
- return -1; |
+int32_t CPDF_Creator::WriteIndirectObjectToStream(const CPDF_Object* pObj) { |
+ if (!m_pXRefStream) { |
+ return 1; |
+ } |
+ FX_DWORD objnum = pObj->GetObjNum(); |
+ if (m_pParser && m_pParser->m_ObjVersion.GetSize() > (int32_t)objnum && |
+ m_pParser->m_ObjVersion[objnum] > 0) { |
+ return 1; |
+ } |
+ if (pObj->GetType() == PDFOBJ_NUMBER) { |
+ return 1; |
+ } |
+ CPDF_Dictionary* pDict = pObj->GetDict(); |
+ if (pObj->GetType() == PDFOBJ_STREAM) { |
+ if (pDict && pDict->GetString(FX_BSTRC("Type")) == FX_BSTRC("XRef")) { |
+ return 0; |
} |
+ return 1; |
+ } |
+ if (pDict) { |
+ if (pDict == m_pDocument->m_pRootDict || pDict == m_pEncryptDict) { |
+ return 1; |
+ } |
+ if (IsSignatureDict(pDict)) { |
+ return 1; |
+ } |
+ if (pDict->GetString(FX_BSTRC("Type")) == FX_BSTRC("Page")) { |
+ return 1; |
+ } |
+ } |
+ m_pXRefStream->AddObjectNumberToIndexArray(objnum); |
+ if (m_pXRefStream->CompressIndirectObject(objnum, pObj, this) < 0) { |
+ return -1; |
+ } |
+ if (!_IsXRefNeedEnd(m_pXRefStream, m_dwFlags)) { |
return 0; |
+ } |
+ if (!m_pXRefStream->End(this)) { |
+ return -1; |
+ } |
+ if (!m_pXRefStream->Start()) { |
+ return -1; |
+ } |
+ return 0; |
} |
-int32_t CPDF_Creator::WriteIndirectObjectToStream(FX_DWORD objnum, const uint8_t* pBuffer, FX_DWORD dwSize) |
-{ |
- if (!m_pXRefStream) { |
- return 1; |
- } |
- m_pXRefStream->AddObjectNumberToIndexArray(objnum); |
- int32_t iRet = m_pXRefStream->CompressIndirectObject(objnum, pBuffer, dwSize, this); |
- if (iRet < 1) { |
- return iRet; |
- } |
- if (!_IsXRefNeedEnd(m_pXRefStream, m_dwFlags)) { |
- return 0; |
- } |
- if (!m_pXRefStream->End(this)) { |
- return -1; |
- } |
- if (!m_pXRefStream->Start()) { |
- return -1; |
- } |
+int32_t CPDF_Creator::WriteIndirectObjectToStream(FX_DWORD objnum, |
+ const uint8_t* pBuffer, |
+ FX_DWORD dwSize) { |
+ if (!m_pXRefStream) { |
+ return 1; |
+ } |
+ m_pXRefStream->AddObjectNumberToIndexArray(objnum); |
+ int32_t iRet = |
+ m_pXRefStream->CompressIndirectObject(objnum, pBuffer, dwSize, this); |
+ if (iRet < 1) { |
+ return iRet; |
+ } |
+ if (!_IsXRefNeedEnd(m_pXRefStream, m_dwFlags)) { |
return 0; |
+ } |
+ if (!m_pXRefStream->End(this)) { |
+ return -1; |
+ } |
+ if (!m_pXRefStream->Start()) { |
+ return -1; |
+ } |
+ return 0; |
} |
-int32_t CPDF_Creator::AppendObjectNumberToXRef(FX_DWORD objnum) |
-{ |
- if (!m_pXRefStream) { |
- return 1; |
- } |
- m_pXRefStream->AddObjectNumberToIndexArray(objnum); |
- if (!_IsXRefNeedEnd(m_pXRefStream, m_dwFlags)) { |
- return 0; |
- } |
- if (!m_pXRefStream->End(this)) { |
- return -1; |
- } |
- if (!m_pXRefStream->Start()) { |
- return -1; |
- } |
+int32_t CPDF_Creator::AppendObjectNumberToXRef(FX_DWORD objnum) { |
+ if (!m_pXRefStream) { |
+ return 1; |
+ } |
+ m_pXRefStream->AddObjectNumberToIndexArray(objnum); |
+ if (!_IsXRefNeedEnd(m_pXRefStream, m_dwFlags)) { |
return 0; |
+ } |
+ if (!m_pXRefStream->End(this)) { |
+ return -1; |
+ } |
+ if (!m_pXRefStream->Start()) { |
+ return -1; |
+ } |
+ return 0; |
} |
-int32_t CPDF_Creator::WriteStream(const CPDF_Object* pStream, FX_DWORD objnum, CPDF_CryptoHandler* pCrypto) |
-{ |
- CPDF_FlateEncoder encoder; |
- encoder.Initialize((CPDF_Stream*)pStream, pStream == m_pMetadata ? FALSE : m_bCompress); |
- CPDF_Encryptor encryptor; |
- if(!encryptor.Initialize(pCrypto, objnum, encoder.m_pData, encoder.m_dwSize)) { |
+int32_t CPDF_Creator::WriteStream(const CPDF_Object* pStream, |
+ FX_DWORD objnum, |
+ CPDF_CryptoHandler* pCrypto) { |
+ CPDF_FlateEncoder encoder; |
+ encoder.Initialize((CPDF_Stream*)pStream, |
+ pStream == m_pMetadata ? FALSE : m_bCompress); |
+ CPDF_Encryptor encryptor; |
+ if (!encryptor.Initialize(pCrypto, objnum, encoder.m_pData, |
+ encoder.m_dwSize)) { |
+ return -1; |
+ } |
+ if ((FX_DWORD)encoder.m_pDict->GetInteger(FX_BSTRC("Length")) != |
+ encryptor.m_dwSize) { |
+ encoder.CloneDict(); |
+ encoder.m_pDict->SetAtInteger(FX_BSTRC("Length"), encryptor.m_dwSize); |
+ } |
+ if (WriteDirectObj(objnum, encoder.m_pDict) < 0) { |
+ return -1; |
+ } |
+ int len = m_File.AppendString(FX_BSTRC("stream\r\n")); |
+ if (len < 0) { |
+ return -1; |
+ } |
+ m_Offset += len; |
+ if (m_File.AppendBlock(encryptor.m_pData, encryptor.m_dwSize) < 0) { |
+ return -1; |
+ } |
+ m_Offset += encryptor.m_dwSize; |
+ if ((len = m_File.AppendString(FX_BSTRC("\r\nendstream"))) < 0) { |
+ return -1; |
+ } |
+ m_Offset += len; |
+ return 1; |
+} |
+int32_t CPDF_Creator::WriteIndirectObj(FX_DWORD objnum, |
+ const CPDF_Object* pObj) { |
+ int32_t len = m_File.AppendDWord(objnum); |
+ if (len < 0) { |
+ return -1; |
+ } |
+ m_Offset += len; |
+ if ((len = m_File.AppendString(FX_BSTRC(" 0 obj\r\n"))) < 0) { |
+ return -1; |
+ } |
+ m_Offset += len; |
+ if (pObj->GetType() == PDFOBJ_STREAM) { |
+ CPDF_CryptoHandler* pHandler = NULL; |
+ pHandler = |
+ (pObj == m_pMetadata && !m_bEncryptMetadata) ? NULL : m_pCryptoHandler; |
+ if (WriteStream(pObj, objnum, pHandler) < 0) { |
+ return -1; |
+ } |
+ } else { |
+ if (WriteDirectObj(objnum, pObj) < 0) { |
+ return -1; |
+ } |
+ } |
+ if ((len = m_File.AppendString(FX_BSTRC("\r\nendobj\r\n"))) < 0) { |
+ return -1; |
+ } |
+ m_Offset += len; |
+ if (AppendObjectNumberToXRef(objnum) < 0) { |
+ return -1; |
+ } |
+ return 0; |
+} |
+int32_t CPDF_Creator::WriteIndirectObj(const CPDF_Object* pObj) { |
+ int32_t iRet = WriteIndirectObjectToStream(pObj); |
+ if (iRet < 1) { |
+ return iRet; |
+ } |
+ return WriteIndirectObj(pObj->GetObjNum(), pObj); |
+} |
+int32_t CPDF_Creator::WriteDirectObj(FX_DWORD objnum, |
+ const CPDF_Object* pObj, |
+ FX_BOOL bEncrypt) { |
+ int32_t len = 0; |
+ if (pObj == NULL) { |
+ if (m_File.AppendString(FX_BSTRC(" null")) < 0) { |
+ return -1; |
+ } |
+ m_Offset += 5; |
+ return 1; |
+ } |
+ switch (pObj->GetType()) { |
+ case PDFOBJ_NULL: |
+ if (m_File.AppendString(FX_BSTRC(" null")) < 0) { |
return -1; |
- } |
- if ((FX_DWORD)encoder.m_pDict->GetInteger(FX_BSTRC("Length")) != encryptor.m_dwSize) { |
+ } |
+ m_Offset += 5; |
+ break; |
+ case PDFOBJ_BOOLEAN: |
+ case PDFOBJ_NUMBER: |
+ if (m_File.AppendString(FX_BSTRC(" ")) < 0) { |
+ return -1; |
+ } |
+ if ((len = m_File.AppendString(pObj->GetString())) < 0) { |
+ return -1; |
+ } |
+ m_Offset += len + 1; |
+ break; |
+ case PDFOBJ_STRING: { |
+ CFX_ByteString str = pObj->GetString(); |
+ FX_BOOL bHex = ((CPDF_String*)pObj)->IsHex(); |
+ if (m_pCryptoHandler == NULL || !bEncrypt) { |
+ CFX_ByteString content = PDF_EncodeString(str, bHex); |
+ if ((len = m_File.AppendString(content)) < 0) { |
+ return -1; |
+ } |
+ m_Offset += len; |
+ break; |
+ } |
+ CPDF_Encryptor encryptor; |
+ encryptor.Initialize(m_pCryptoHandler, objnum, (uint8_t*)str.c_str(), |
+ str.GetLength()); |
+ CFX_ByteString content = PDF_EncodeString( |
+ CFX_ByteString((const FX_CHAR*)encryptor.m_pData, encryptor.m_dwSize), |
+ bHex); |
+ if ((len = m_File.AppendString(content)) < 0) { |
+ return -1; |
+ } |
+ m_Offset += len; |
+ break; |
+ } |
+ case PDFOBJ_STREAM: { |
+ CPDF_FlateEncoder encoder; |
+ encoder.Initialize((CPDF_Stream*)pObj, m_bCompress); |
+ CPDF_Encryptor encryptor; |
+ CPDF_CryptoHandler* pHandler = m_pCryptoHandler; |
+ encryptor.Initialize(pHandler, objnum, encoder.m_pData, encoder.m_dwSize); |
+ if ((FX_DWORD)encoder.m_pDict->GetInteger(FX_BSTRC("Length")) != |
+ encryptor.m_dwSize) { |
encoder.CloneDict(); |
encoder.m_pDict->SetAtInteger(FX_BSTRC("Length"), encryptor.m_dwSize); |
- } |
- if (WriteDirectObj(objnum, encoder.m_pDict) < 0) { |
+ } |
+ if (WriteDirectObj(objnum, encoder.m_pDict) < 0) { |
return -1; |
- } |
- int len = m_File.AppendString(FX_BSTRC("stream\r\n")); |
- if (len < 0) { |
+ } |
+ if ((len = m_File.AppendString(FX_BSTRC("stream\r\n"))) < 0) { |
return -1; |
- } |
- m_Offset += len; |
- if (m_File.AppendBlock(encryptor.m_pData, encryptor.m_dwSize) < 0) { |
+ } |
+ m_Offset += len; |
+ if (m_File.AppendBlock(encryptor.m_pData, encryptor.m_dwSize) < 0) { |
return -1; |
- } |
- m_Offset += encryptor.m_dwSize; |
- if ((len = m_File.AppendString(FX_BSTRC("\r\nendstream"))) < 0) { |
+ } |
+ m_Offset += encryptor.m_dwSize; |
+ if ((len = m_File.AppendString(FX_BSTRC("\r\nendstream"))) < 0) { |
return -1; |
+ } |
+ m_Offset += len; |
+ break; |
} |
- m_Offset += len; |
- return 1; |
-} |
-int32_t CPDF_Creator::WriteIndirectObj(FX_DWORD objnum, const CPDF_Object* pObj) |
-{ |
- int32_t len = m_File.AppendDWord(objnum); |
- if (len < 0) { |
+ case PDFOBJ_NAME: { |
+ if (m_File.AppendString(FX_BSTRC("/")) < 0) { |
return -1; |
+ } |
+ CFX_ByteString str = pObj->GetString(); |
+ if ((len = m_File.AppendString(PDF_NameEncode(str))) < 0) { |
+ return -1; |
+ } |
+ m_Offset += len + 1; |
+ break; |
} |
- m_Offset += len; |
- if ((len = m_File.AppendString(FX_BSTRC(" 0 obj\r\n"))) < 0) { |
+ case PDFOBJ_REFERENCE: { |
+ if (m_File.AppendString(FX_BSTRC(" ")) < 0) { |
+ return -1; |
+ } |
+ CPDF_Reference* p = (CPDF_Reference*)pObj; |
+ if ((len = m_File.AppendDWord(p->GetRefObjNum())) < 0) { |
return -1; |
+ } |
+ if (m_File.AppendString(FX_BSTRC(" 0 R")) < 0) { |
+ return -1; |
+ } |
+ m_Offset += len + 5; |
+ break; |
} |
- m_Offset += len; |
- if (pObj->GetType() == PDFOBJ_STREAM) { |
- CPDF_CryptoHandler *pHandler = NULL; |
- pHandler = (pObj == m_pMetadata && !m_bEncryptMetadata) ? NULL : m_pCryptoHandler; |
- if (WriteStream(pObj, objnum, pHandler) < 0) { |
+ case PDFOBJ_ARRAY: { |
+ if (m_File.AppendString(FX_BSTRC("[")) < 0) { |
+ return -1; |
+ } |
+ m_Offset += 1; |
+ CPDF_Array* p = (CPDF_Array*)pObj; |
+ for (FX_DWORD i = 0; i < p->GetCount(); i++) { |
+ CPDF_Object* pElement = p->GetElement(i); |
+ if (pElement->GetObjNum()) { |
+ if (m_File.AppendString(FX_BSTRC(" ")) < 0) { |
+ return -1; |
+ } |
+ if ((len = m_File.AppendDWord(pElement->GetObjNum())) < 0) { |
return -1; |
+ } |
+ if (m_File.AppendString(FX_BSTRC(" 0 R")) < 0) { |
+ return -1; |
+ } |
+ m_Offset += len + 5; |
+ } else { |
+ if (WriteDirectObj(objnum, pElement) < 0) { |
+ return -1; |
+ } |
} |
- } else { |
- if (WriteDirectObj(objnum, pObj) < 0) { |
+ } |
+ if (m_File.AppendString(FX_BSTRC("]")) < 0) { |
+ return -1; |
+ } |
+ m_Offset += 1; |
+ break; |
+ } |
+ case PDFOBJ_DICTIONARY: { |
+ if (m_pCryptoHandler == NULL || pObj == m_pEncryptDict) { |
+ return PDF_CreatorAppendObject(pObj, &m_File, m_Offset); |
+ } |
+ if (m_File.AppendString(FX_BSTRC("<<")) < 0) { |
+ return -1; |
+ } |
+ m_Offset += 2; |
+ CPDF_Dictionary* p = (CPDF_Dictionary*)pObj; |
+ FX_BOOL bSignDict = IsSignatureDict(p); |
+ FX_POSITION pos = p->GetStartPos(); |
+ while (pos) { |
+ FX_BOOL bSignValue = FALSE; |
+ CFX_ByteString key; |
+ CPDF_Object* pValue = p->GetNextElement(pos, key); |
+ if (m_File.AppendString(FX_BSTRC("/")) < 0) { |
+ return -1; |
+ } |
+ if ((len = m_File.AppendString(PDF_NameEncode(key))) < 0) { |
+ return -1; |
+ } |
+ m_Offset += len + 1; |
+ if (bSignDict && key == FX_BSTRC("Contents")) { |
+ bSignValue = TRUE; |
+ } |
+ if (pValue->GetObjNum()) { |
+ if (m_File.AppendString(FX_BSTRC(" ")) < 0) { |
+ return -1; |
+ } |
+ if ((len = m_File.AppendDWord(pValue->GetObjNum())) < 0) { |
+ return -1; |
+ } |
+ if (m_File.AppendString(FX_BSTRC(" 0 R ")) < 0) { |
return -1; |
+ } |
+ m_Offset += len + 6; |
+ } else { |
+ if (WriteDirectObj(objnum, pValue, !bSignValue) < 0) { |
+ return -1; |
+ } |
} |
- } |
- if ((len = m_File.AppendString(FX_BSTRC("\r\nendobj\r\n"))) < 0) { |
+ } |
+ if (m_File.AppendString(FX_BSTRC(">>")) < 0) { |
return -1; |
+ } |
+ m_Offset += 2; |
+ break; |
} |
- m_Offset += len; |
- if (AppendObjectNumberToXRef(objnum) < 0) { |
+ } |
+ return 1; |
+} |
+int32_t CPDF_Creator::WriteOldIndirectObject(FX_DWORD objnum) { |
+ if (m_pParser->m_V5Type[objnum] == 0 || m_pParser->m_V5Type[objnum] == 255) { |
+ return 0; |
+ } |
+ m_ObjectOffset[objnum] = m_Offset; |
+ void* valuetemp = NULL; |
+ FX_BOOL bExistInMap = |
+ m_pDocument->m_IndirectObjs.Lookup((void*)(uintptr_t)objnum, valuetemp); |
+ FX_BOOL bObjStm = |
+ (m_pParser->m_V5Type[objnum] == 2) && m_pEncryptDict && !m_pXRefStream; |
+ if (m_pParser->m_bVersionUpdated || m_bSecurityChanged || bExistInMap || |
+ bObjStm) { |
+ CPDF_Object* pObj = m_pDocument->GetIndirectObject(objnum); |
+ if (pObj == NULL) { |
+ m_ObjectOffset[objnum] = 0; |
+ m_ObjectSize[objnum] = 0; |
+ return 0; |
+ } |
+ if (WriteIndirectObj(pObj)) { |
+ return -1; |
+ } |
+ if (!bExistInMap) { |
+ m_pDocument->ReleaseIndirectObject(objnum); |
+ } |
+ } else { |
+ uint8_t* pBuffer; |
+ FX_DWORD size; |
+ m_pParser->GetIndirectBinary(objnum, pBuffer, size); |
+ if (pBuffer == NULL) { |
+ return 0; |
+ } |
+ if (m_pParser->m_V5Type[objnum] == 2) { |
+ if (m_pXRefStream) { |
+ if (WriteIndirectObjectToStream(objnum, pBuffer, size) < 0) { |
+ FX_Free(pBuffer); |
+ return -1; |
+ } |
+ } else { |
+ int32_t len = m_File.AppendDWord(objnum); |
+ if (len < 0) { |
+ return -1; |
+ } |
+ if (m_File.AppendString(FX_BSTRC(" 0 obj ")) < 0) { |
+ return -1; |
+ } |
+ m_Offset += len + 7; |
+ if (m_File.AppendBlock(pBuffer, size) < 0) { |
+ return -1; |
+ } |
+ m_Offset += size; |
+ if (m_File.AppendString(FX_BSTRC("\r\nendobj\r\n")) < 0) { |
+ return -1; |
+ } |
+ m_Offset += 10; |
+ } |
+ } else { |
+ if (m_File.AppendBlock(pBuffer, size) < 0) { |
return -1; |
+ } |
+ m_Offset += size; |
+ if (AppendObjectNumberToXRef(objnum) < 0) { |
+ return -1; |
+ } |
} |
- return 0; |
+ FX_Free(pBuffer); |
+ } |
+ return 1; |
} |
-int32_t CPDF_Creator::WriteIndirectObj(const CPDF_Object* pObj) |
-{ |
- int32_t iRet = WriteIndirectObjectToStream(pObj); |
- if (iRet < 1) { |
- return iRet; |
- } |
- return WriteIndirectObj(pObj->GetObjNum(), pObj); |
+int32_t CPDF_Creator::WriteOldObjs(IFX_Pause* pPause) { |
+ FX_DWORD nOldSize = m_pParser->m_CrossRef.GetSize(); |
+ FX_DWORD objnum = (FX_DWORD)(uintptr_t)m_Pos; |
+ for (; objnum < nOldSize; objnum++) { |
+ int32_t iRet = WriteOldIndirectObject(objnum); |
+ if (!iRet) { |
+ continue; |
+ } |
+ if (iRet < 0) { |
+ return iRet; |
+ } |
+ m_ObjectSize[objnum] = (FX_DWORD)(m_Offset - m_ObjectOffset[objnum]); |
+ if (pPause && pPause->NeedToPauseNow()) { |
+ m_Pos = (void*)(uintptr_t)(objnum + 1); |
+ return 1; |
+ } |
+ } |
+ return 0; |
} |
-int32_t CPDF_Creator::WriteDirectObj(FX_DWORD objnum, const CPDF_Object* pObj, FX_BOOL bEncrypt) |
-{ |
- int32_t len = 0; |
- if (pObj == NULL) { |
- if (m_File.AppendString(FX_BSTRC(" null")) < 0) { |
- return -1; |
- } |
- m_Offset += 5; |
- return 1; |
+int32_t CPDF_Creator::WriteNewObjs(FX_BOOL bIncremental, IFX_Pause* pPause) { |
+ int32_t iCount = m_NewObjNumArray.GetSize(); |
+ int32_t index = (int32_t)(uintptr_t)m_Pos; |
+ while (index < iCount) { |
+ FX_DWORD objnum = m_NewObjNumArray.ElementAt(index); |
+ CPDF_Object* pObj = NULL; |
+ m_pDocument->m_IndirectObjs.Lookup((void*)(uintptr_t)objnum, (void*&)pObj); |
+ if (NULL == pObj) { |
+ ++index; |
+ continue; |
} |
- switch (pObj->GetType()) { |
- case PDFOBJ_NULL: |
- if (m_File.AppendString(FX_BSTRC(" null")) < 0) { |
- return -1; |
- } |
- m_Offset += 5; |
- break; |
- case PDFOBJ_BOOLEAN: |
- case PDFOBJ_NUMBER: |
- if (m_File.AppendString(FX_BSTRC(" ")) < 0) { |
- return -1; |
- } |
- if ((len = m_File.AppendString(pObj->GetString())) < 0) { |
- return -1; |
- } |
- m_Offset += len + 1; |
- break; |
- case PDFOBJ_STRING: { |
- CFX_ByteString str = pObj->GetString(); |
- FX_BOOL bHex = ((CPDF_String*)pObj)->IsHex(); |
- if (m_pCryptoHandler == NULL || !bEncrypt) { |
- CFX_ByteString content = PDF_EncodeString(str, bHex); |
- if ((len = m_File.AppendString(content)) < 0) { |
- return -1; |
- } |
- m_Offset += len; |
- break; |
- } |
- CPDF_Encryptor encryptor; |
- encryptor.Initialize(m_pCryptoHandler, objnum, (uint8_t*)str.c_str(), str.GetLength()); |
- CFX_ByteString content = PDF_EncodeString(CFX_ByteString((const FX_CHAR*)encryptor.m_pData, encryptor.m_dwSize), bHex); |
- if ((len = m_File.AppendString(content)) < 0) { |
- return -1; |
- } |
- m_Offset += len; |
- break; |
- } |
- case PDFOBJ_STREAM: { |
- CPDF_FlateEncoder encoder; |
- encoder.Initialize((CPDF_Stream*)pObj, m_bCompress); |
- CPDF_Encryptor encryptor; |
- CPDF_CryptoHandler* pHandler = m_pCryptoHandler; |
- encryptor.Initialize(pHandler, objnum, encoder.m_pData, encoder.m_dwSize); |
- if ((FX_DWORD)encoder.m_pDict->GetInteger(FX_BSTRC("Length")) != encryptor.m_dwSize) { |
- encoder.CloneDict(); |
- encoder.m_pDict->SetAtInteger(FX_BSTRC("Length"), encryptor.m_dwSize); |
- } |
- if (WriteDirectObj(objnum, encoder.m_pDict) < 0) { |
- return -1; |
- } |
- if ((len = m_File.AppendString(FX_BSTRC("stream\r\n"))) < 0) { |
- return -1; |
- } |
- m_Offset += len; |
- if (m_File.AppendBlock(encryptor.m_pData, encryptor.m_dwSize) < 0) { |
- return -1; |
- } |
- m_Offset += encryptor.m_dwSize; |
- if ((len = m_File.AppendString(FX_BSTRC("\r\nendstream"))) < 0) { |
- return -1; |
- } |
- m_Offset += len; |
- break; |
- } |
- case PDFOBJ_NAME: { |
- if (m_File.AppendString(FX_BSTRC("/")) < 0) { |
- return -1; |
- } |
- CFX_ByteString str = pObj->GetString(); |
- if ((len = m_File.AppendString(PDF_NameEncode(str))) < 0) { |
- return -1; |
- } |
- m_Offset += len + 1; |
- break; |
- } |
- case PDFOBJ_REFERENCE: { |
- if (m_File.AppendString(FX_BSTRC(" ")) < 0) { |
- return -1; |
- } |
- CPDF_Reference* p = (CPDF_Reference*)pObj; |
- if ((len = m_File.AppendDWord(p->GetRefObjNum())) < 0) { |
- return -1; |
- } |
- if (m_File.AppendString(FX_BSTRC(" 0 R")) < 0) { |
- return -1; |
- } |
- m_Offset += len + 5; |
- break; |
- } |
- case PDFOBJ_ARRAY: { |
- if (m_File.AppendString(FX_BSTRC("[")) < 0) { |
- return -1; |
- } |
- m_Offset += 1; |
- CPDF_Array* p = (CPDF_Array*)pObj; |
- for (FX_DWORD i = 0; i < p->GetCount(); i ++) { |
- CPDF_Object* pElement = p->GetElement(i); |
- if (pElement->GetObjNum()) { |
- if (m_File.AppendString(FX_BSTRC(" ")) < 0) { |
- return -1; |
- } |
- if ((len = m_File.AppendDWord(pElement->GetObjNum())) < 0) { |
- return -1; |
- } |
- if (m_File.AppendString(FX_BSTRC(" 0 R")) < 0) { |
- return -1; |
- } |
- m_Offset += len + 5; |
- } else { |
- if (WriteDirectObj(objnum, pElement) < 0) { |
- return -1; |
- } |
- } |
- } |
- if (m_File.AppendString(FX_BSTRC("]")) < 0) { |
- return -1; |
- } |
- m_Offset += 1; |
- break; |
- } |
- case PDFOBJ_DICTIONARY: { |
- if (m_pCryptoHandler == NULL || pObj == m_pEncryptDict) { |
- return PDF_CreatorAppendObject(pObj, &m_File, m_Offset); |
- } |
- if (m_File.AppendString(FX_BSTRC("<<")) < 0) { |
- return -1; |
- } |
- m_Offset += 2; |
- CPDF_Dictionary* p = (CPDF_Dictionary*)pObj; |
- FX_BOOL bSignDict = IsSignatureDict(p); |
- FX_POSITION pos = p->GetStartPos(); |
- while (pos) { |
- FX_BOOL bSignValue = FALSE; |
- CFX_ByteString key; |
- CPDF_Object* pValue = p->GetNextElement(pos, key); |
- if (m_File.AppendString(FX_BSTRC("/")) < 0) { |
- return -1; |
- } |
- if ((len = m_File.AppendString(PDF_NameEncode(key))) < 0) { |
- return -1; |
- } |
- m_Offset += len + 1; |
- if (bSignDict && key == FX_BSTRC("Contents")) { |
- bSignValue = TRUE; |
- } |
- if (pValue->GetObjNum()) { |
- if (m_File.AppendString(FX_BSTRC(" ")) < 0) { |
- return -1; |
- } |
- if ((len = m_File.AppendDWord(pValue->GetObjNum())) < 0) { |
- return -1; |
- } |
- if (m_File.AppendString(FX_BSTRC(" 0 R ")) < 0) { |
- return -1; |
- } |
- m_Offset += len + 6; |
- } else { |
- if (WriteDirectObj(objnum, pValue, !bSignValue) < 0) { |
- return -1; |
- } |
- } |
- } |
- if (m_File.AppendString(FX_BSTRC(">>")) < 0) { |
- return -1; |
- } |
- m_Offset += 2; |
- break; |
- } |
+ m_ObjectOffset[objnum] = m_Offset; |
+ if (WriteIndirectObj(pObj)) { |
+ return -1; |
} |
- return 1; |
+ m_ObjectSize[objnum] = (FX_DWORD)(m_Offset - m_ObjectOffset[objnum]); |
+ index++; |
+ if (pPause && pPause->NeedToPauseNow()) { |
+ m_Pos = (FX_POSITION)(uintptr_t)index; |
+ return 1; |
+ } |
+ } |
+ return 0; |
} |
-int32_t CPDF_Creator::WriteOldIndirectObject(FX_DWORD objnum) |
-{ |
- if(m_pParser->m_V5Type[objnum] == 0 || m_pParser->m_V5Type[objnum] == 255) { |
- return 0; |
+void CPDF_Creator::InitOldObjNumOffsets() { |
+ if (!m_pParser) { |
+ return; |
+ } |
+ FX_DWORD j = 0; |
+ FX_DWORD dwStart = 0; |
+ FX_DWORD dwEnd = m_pParser->GetLastObjNum(); |
+ while (dwStart <= dwEnd) { |
+ while (dwStart <= dwEnd && (m_pParser->m_V5Type[dwStart] == 0 || |
+ m_pParser->m_V5Type[dwStart] == 255)) { |
+ dwStart++; |
+ } |
+ if (dwStart > dwEnd) { |
+ break; |
+ } |
+ j = dwStart; |
+ while (j <= dwEnd && m_pParser->m_V5Type[j] != 0 && |
+ m_pParser->m_V5Type[j] != 255) { |
+ j++; |
+ } |
+ m_ObjectOffset.Add(dwStart, j - dwStart); |
+ m_ObjectSize.Add(dwStart, j - dwStart); |
+ dwStart = j; |
+ } |
+} |
+void CPDF_Creator::InitNewObjNumOffsets() { |
+ FX_BOOL bIncremental = (m_dwFlags & FPDFCREATE_INCREMENTAL) != 0; |
+ FX_BOOL bNoOriginal = (m_dwFlags & FPDFCREATE_NO_ORIGINAL) != 0; |
+ FX_DWORD nOldSize = m_pParser ? m_pParser->m_CrossRef.GetSize() : 0; |
+ FX_POSITION pos = m_pDocument->m_IndirectObjs.GetStartPosition(); |
+ while (pos) { |
+ size_t key = 0; |
+ CPDF_Object* pObj; |
+ m_pDocument->m_IndirectObjs.GetNextAssoc(pos, (void*&)key, (void*&)pObj); |
+ FX_DWORD objnum = (FX_DWORD)key; |
+ if (pObj->GetObjNum() == -1) { |
+ continue; |
} |
- m_ObjectOffset[objnum] = m_Offset; |
- void* valuetemp = NULL; |
- FX_BOOL bExistInMap = m_pDocument->m_IndirectObjs.Lookup((void*)(uintptr_t)objnum, valuetemp); |
- FX_BOOL bObjStm = (m_pParser->m_V5Type[objnum] == 2) && m_pEncryptDict && !m_pXRefStream; |
- if(m_pParser->m_bVersionUpdated || m_bSecurityChanged || bExistInMap || bObjStm) { |
- CPDF_Object* pObj = m_pDocument->GetIndirectObject(objnum); |
- if (pObj == NULL) { |
- m_ObjectOffset[objnum] = 0; |
- m_ObjectSize[objnum] = 0; |
- return 0; |
- } |
- if (WriteIndirectObj(pObj)) { |
- return -1; |
- } |
- if (!bExistInMap) { |
- m_pDocument->ReleaseIndirectObject(objnum); |
- } |
+ if (bIncremental) { |
+ if (!pObj->IsModified()) { |
+ continue; |
+ } |
} else { |
- uint8_t* pBuffer; |
- FX_DWORD size; |
- m_pParser->GetIndirectBinary(objnum, pBuffer, size); |
- if (pBuffer == NULL) { |
- return 0; |
- } |
- if (m_pParser->m_V5Type[objnum] == 2) { |
- if (m_pXRefStream) { |
- if (WriteIndirectObjectToStream(objnum, pBuffer, size) < 0) { |
- FX_Free(pBuffer); |
- return -1; |
- } |
- } else { |
- int32_t len = m_File.AppendDWord(objnum); |
- if (len < 0) { |
- return -1; |
- } |
- if (m_File.AppendString(FX_BSTRC(" 0 obj ")) < 0) { |
- return -1; |
- } |
- m_Offset += len + 7; |
- if (m_File.AppendBlock(pBuffer, size) < 0) { |
- return -1; |
- } |
- m_Offset += size; |
- if (m_File.AppendString(FX_BSTRC("\r\nendobj\r\n")) < 0) { |
- return -1; |
- } |
- m_Offset += 10; |
- } |
- } else { |
- if (m_File.AppendBlock(pBuffer, size) < 0) { |
- return -1; |
- } |
- m_Offset += size; |
- if(AppendObjectNumberToXRef(objnum) < 0) { |
- return -1; |
- } |
- } |
- FX_Free(pBuffer); |
+ if (objnum < nOldSize && m_pParser->m_V5Type[objnum] != 0) { |
+ continue; |
+ } |
+ } |
+ AppendNewObjNum(objnum); |
+ } |
+ int32_t iCount = m_NewObjNumArray.GetSize(); |
+ if (iCount == 0) { |
+ return; |
+ } |
+ int32_t i = 0; |
+ FX_DWORD dwStartObjNum = 0; |
+ FX_BOOL bCrossRefValid = m_pParser && m_pParser->GetLastXRefOffset() > 0; |
+ while (i < iCount) { |
+ dwStartObjNum = m_NewObjNumArray.ElementAt(i); |
+ if ((bIncremental && (bNoOriginal || bCrossRefValid)) || |
+ !m_ObjectOffset.GetPtrAt(dwStartObjNum)) { |
+ break; |
} |
- return 1; |
+ i++; |
+ } |
+ if (i >= iCount) { |
+ return; |
+ } |
+ FX_DWORD dwLastObjNum = dwStartObjNum; |
+ i++; |
+ FX_BOOL bNewStart = FALSE; |
+ for (; i < iCount; i++) { |
+ FX_DWORD dwCurObjNum = m_NewObjNumArray.ElementAt(i); |
+ FX_BOOL bExist = (dwCurObjNum < nOldSize && |
+ m_ObjectOffset.GetPtrAt(dwCurObjNum) != NULL); |
+ if (bExist || dwCurObjNum - dwLastObjNum > 1) { |
+ if (!bNewStart) { |
+ m_ObjectOffset.Add(dwStartObjNum, dwLastObjNum - dwStartObjNum + 1); |
+ m_ObjectSize.Add(dwStartObjNum, dwLastObjNum - dwStartObjNum + 1); |
+ } |
+ dwStartObjNum = dwCurObjNum; |
+ } |
+ if (bNewStart) { |
+ dwStartObjNum = dwCurObjNum; |
+ } |
+ bNewStart = bExist; |
+ dwLastObjNum = dwCurObjNum; |
+ } |
+ m_ObjectOffset.Add(dwStartObjNum, dwLastObjNum - dwStartObjNum + 1); |
+ m_ObjectSize.Add(dwStartObjNum, dwLastObjNum - dwStartObjNum + 1); |
} |
-int32_t CPDF_Creator::WriteOldObjs(IFX_Pause *pPause) |
-{ |
- FX_DWORD nOldSize = m_pParser->m_CrossRef.GetSize(); |
- FX_DWORD objnum = (FX_DWORD)(uintptr_t)m_Pos; |
- for(; objnum < nOldSize; objnum ++) { |
- int32_t iRet = WriteOldIndirectObject(objnum); |
- if (!iRet) { |
- continue; |
- } |
- if (iRet < 0) { |
- return iRet; |
- } |
- m_ObjectSize[objnum] = (FX_DWORD)(m_Offset - m_ObjectOffset[objnum]); |
- if (pPause && pPause->NeedToPauseNow()) { |
- m_Pos = (void*)(uintptr_t)(objnum + 1); |
- return 1; |
- } |
- } |
- return 0; |
+void CPDF_Creator::AppendNewObjNum(FX_DWORD objbum) { |
+ int32_t iStart = 0, iFind = 0; |
+ int32_t iEnd = m_NewObjNumArray.GetUpperBound(); |
+ while (iStart <= iEnd) { |
+ int32_t iMid = (iStart + iEnd) / 2; |
+ FX_DWORD dwMid = m_NewObjNumArray.ElementAt(iMid); |
+ if (objbum < dwMid) { |
+ iEnd = iMid - 1; |
+ } else { |
+ if (iMid == iEnd) { |
+ iFind = iMid + 1; |
+ break; |
+ } |
+ FX_DWORD dwNext = m_NewObjNumArray.ElementAt(iMid + 1); |
+ if (objbum < dwNext) { |
+ iFind = iMid + 1; |
+ break; |
+ } |
+ iStart = iMid + 1; |
+ } |
+ } |
+ m_NewObjNumArray.InsertAt(iFind, objbum); |
} |
-int32_t CPDF_Creator::WriteNewObjs(FX_BOOL bIncremental, IFX_Pause *pPause) |
-{ |
- int32_t iCount = m_NewObjNumArray.GetSize(); |
- int32_t index = (int32_t)(uintptr_t)m_Pos; |
- while (index < iCount) { |
- FX_DWORD objnum = m_NewObjNumArray.ElementAt(index); |
- CPDF_Object *pObj = NULL; |
- m_pDocument->m_IndirectObjs.Lookup((void*)(uintptr_t)objnum, (void*&)pObj); |
- if (NULL == pObj) { |
- ++index; |
- continue; |
- } |
- m_ObjectOffset[objnum] = m_Offset; |
- if (WriteIndirectObj(pObj)) { |
- return -1; |
- } |
- m_ObjectSize[objnum] = (FX_DWORD)(m_Offset - m_ObjectOffset[objnum]); |
- index++; |
+int32_t CPDF_Creator::WriteDoc_Stage1(IFX_Pause* pPause) { |
+ FXSYS_assert(m_iStage > -1 || m_iStage < 20); |
+ if (m_iStage == 0) { |
+ if (m_pParser == NULL) { |
+ m_dwFlags &= ~FPDFCREATE_INCREMENTAL; |
+ } |
+ if (m_bSecurityChanged && (m_dwFlags & FPDFCREATE_NO_ORIGINAL) == 0) { |
+ m_dwFlags &= ~FPDFCREATE_INCREMENTAL; |
+ } |
+ CPDF_Dictionary* pDict = m_pDocument->GetRoot(); |
+ m_pMetadata = pDict ? pDict->GetElementValue(FX_BSTRC("Metadata")) : NULL; |
+ if (m_dwFlags & FPDFCREATE_OBJECTSTREAM) { |
+ m_pXRefStream = new CPDF_XRefStream; |
+ m_pXRefStream->Start(); |
+ if ((m_dwFlags & FPDFCREATE_INCREMENTAL) != 0 && m_pParser) { |
+ FX_FILESIZE prev = m_pParser->GetLastXRefOffset(); |
+ m_pXRefStream->m_PrevOffset = prev; |
+ } |
+ } |
+ m_iStage = 10; |
+ } |
+ if (m_iStage == 10) { |
+ if ((m_dwFlags & FPDFCREATE_INCREMENTAL) == 0) { |
+ if (m_File.AppendString(FX_BSTRC("%PDF-1.")) < 0) { |
+ return -1; |
+ } |
+ m_Offset += 7; |
+ int32_t version = 7; |
+ if (m_FileVersion) { |
+ version = m_FileVersion; |
+ } else if (m_pParser) { |
+ version = m_pParser->GetFileVersion(); |
+ } |
+ int32_t len = m_File.AppendDWord(version % 10); |
+ if (len < 0) { |
+ return -1; |
+ } |
+ m_Offset += len; |
+ if ((len = m_File.AppendString(FX_BSTRC("\r\n%\xA1\xB3\xC5\xD7\r\n"))) < |
+ 0) { |
+ return -1; |
+ } |
+ m_Offset += len; |
+ InitOldObjNumOffsets(); |
+ m_iStage = 20; |
+ } else { |
+ IFX_FileRead* pSrcFile = m_pParser->GetFileAccess(); |
+ m_Offset = pSrcFile->GetSize(); |
+ m_Pos = (void*)(uintptr_t)m_Offset; |
+ m_iStage = 15; |
+ } |
+ } |
+ if (m_iStage == 15) { |
+ if ((m_dwFlags & FPDFCREATE_NO_ORIGINAL) == 0 && m_Pos) { |
+ IFX_FileRead* pSrcFile = m_pParser->GetFileAccess(); |
+ uint8_t buffer[4096]; |
+ FX_DWORD src_size = (FX_DWORD)(uintptr_t)m_Pos; |
+ while (src_size) { |
+ FX_DWORD block_size = src_size > 4096 ? 4096 : src_size; |
+ if (!pSrcFile->ReadBlock(buffer, m_Offset - src_size, block_size)) { |
+ return -1; |
+ } |
+ if (m_File.AppendBlock(buffer, block_size) < 0) { |
+ return -1; |
+ } |
+ src_size -= block_size; |
if (pPause && pPause->NeedToPauseNow()) { |
- m_Pos = (FX_POSITION)(uintptr_t)index; |
- return 1; |
- } |
- } |
- return 0; |
+ m_Pos = (void*)(uintptr_t)src_size; |
+ return 1; |
+ } |
+ } |
+ } |
+ if ((m_dwFlags & FPDFCREATE_NO_ORIGINAL) == 0 && |
+ m_pParser->GetLastXRefOffset() == 0) { |
+ InitOldObjNumOffsets(); |
+ FX_DWORD dwEnd = m_pParser->GetLastObjNum(); |
+ FX_BOOL bObjStm = (m_dwFlags & FPDFCREATE_OBJECTSTREAM) != 0; |
+ for (FX_DWORD objnum = 0; objnum <= dwEnd; objnum++) { |
+ if (m_pParser->m_V5Type[objnum] == 0 || |
+ m_pParser->m_V5Type[objnum] == 255) { |
+ continue; |
+ } |
+ m_ObjectOffset[objnum] = m_pParser->m_CrossRef[objnum]; |
+ if (bObjStm) { |
+ m_pXRefStream->AddObjectNumberToIndexArray(objnum); |
+ } |
+ } |
+ if (bObjStm) { |
+ m_pXRefStream->EndXRefStream(this); |
+ m_pXRefStream->Start(); |
+ } |
+ } |
+ m_iStage = 20; |
+ } |
+ InitNewObjNumOffsets(); |
+ return m_iStage; |
} |
-void CPDF_Creator::InitOldObjNumOffsets() |
-{ |
- if (!m_pParser) { |
- return; |
- } |
- FX_DWORD j = 0; |
- FX_DWORD dwStart = 0; |
- FX_DWORD dwEnd = m_pParser->GetLastObjNum(); |
- while (dwStart <= dwEnd) { |
- while (dwStart <= dwEnd && (m_pParser->m_V5Type[dwStart] == 0 || m_pParser->m_V5Type[dwStart] == 255)) { |
- dwStart++; |
- } |
- if (dwStart > dwEnd) { |
- break; |
- } |
- j = dwStart; |
- while (j <= dwEnd && m_pParser->m_V5Type[j] != 0 && m_pParser->m_V5Type[j] != 255) { |
- j++; |
- } |
- m_ObjectOffset.Add(dwStart, j - dwStart); |
- m_ObjectSize.Add(dwStart, j - dwStart); |
- dwStart = j; |
- } |
+int32_t CPDF_Creator::WriteDoc_Stage2(IFX_Pause* pPause) { |
+ FXSYS_assert(m_iStage >= 20 || m_iStage < 30); |
+ if (m_iStage == 20) { |
+ if ((m_dwFlags & FPDFCREATE_INCREMENTAL) == 0 && m_pParser) { |
+ m_Pos = (void*)(uintptr_t)0; |
+ m_iStage = 21; |
+ } else { |
+ m_iStage = 25; |
+ } |
+ } |
+ if (m_iStage == 21) { |
+ int32_t iRet = WriteOldObjs(pPause); |
+ if (iRet) { |
+ return iRet; |
+ } |
+ m_iStage = 25; |
+ } |
+ if (m_iStage == 25) { |
+ m_Pos = (void*)(uintptr_t)0; |
+ m_iStage = 26; |
+ } |
+ if (m_iStage == 26) { |
+ int32_t iRet = |
+ WriteNewObjs((m_dwFlags & FPDFCREATE_INCREMENTAL) != 0, pPause); |
+ if (iRet) { |
+ return iRet; |
+ } |
+ m_iStage = 27; |
+ } |
+ if (m_iStage == 27) { |
+ if (NULL != m_pEncryptDict && 0 == m_pEncryptDict->GetObjNum()) { |
+ m_dwLastObjNum += 1; |
+ FX_FILESIZE saveOffset = m_Offset; |
+ if (WriteIndirectObj(m_dwLastObjNum, m_pEncryptDict) < 0) { |
+ return -1; |
+ } |
+ m_ObjectOffset.Add(m_dwLastObjNum, 1); |
+ m_ObjectOffset[m_dwLastObjNum] = saveOffset; |
+ m_ObjectSize.Add(m_dwLastObjNum, 1); |
+ m_ObjectSize[m_dwLastObjNum] = m_Offset - saveOffset; |
+ m_dwEnryptObjNum = m_dwLastObjNum; |
+ if (m_dwFlags & FPDFCREATE_INCREMENTAL) { |
+ m_NewObjNumArray.Add(m_dwLastObjNum); |
+ } |
+ } |
+ m_iStage = 80; |
+ } |
+ return m_iStage; |
} |
-void CPDF_Creator::InitNewObjNumOffsets() |
-{ |
- FX_BOOL bIncremental = (m_dwFlags & FPDFCREATE_INCREMENTAL) != 0; |
- FX_BOOL bNoOriginal = (m_dwFlags & FPDFCREATE_NO_ORIGINAL) != 0; |
- FX_DWORD nOldSize = m_pParser ? m_pParser->m_CrossRef.GetSize() : 0; |
- FX_POSITION pos = m_pDocument->m_IndirectObjs.GetStartPosition(); |
- while (pos) { |
- size_t key = 0; |
- CPDF_Object* pObj; |
- m_pDocument->m_IndirectObjs.GetNextAssoc(pos, (void*&)key, (void*&)pObj); |
- FX_DWORD objnum = (FX_DWORD)key; |
- if (pObj->GetObjNum() == -1) { |
- continue; |
- } |
- if (bIncremental) { |
- if (!pObj->IsModified()) { |
- continue; |
- } |
- } else { |
- if (objnum < nOldSize && m_pParser->m_V5Type[objnum] != 0) { |
- continue; |
- } |
+int32_t CPDF_Creator::WriteDoc_Stage3(IFX_Pause* pPause) { |
+ FXSYS_assert(m_iStage >= 80 || m_iStage < 90); |
+ FX_DWORD dwLastObjNum = m_dwLastObjNum; |
+ if (m_iStage == 80) { |
+ m_XrefStart = m_Offset; |
+ if (m_dwFlags & FPDFCREATE_OBJECTSTREAM) { |
+ m_pXRefStream->End(this, TRUE); |
+ m_XrefStart = m_pXRefStream->m_PrevOffset; |
+ m_iStage = 90; |
+ } else if ((m_dwFlags & FPDFCREATE_INCREMENTAL) == 0 || |
+ !m_pParser->IsXRefStream()) { |
+ if ((m_dwFlags & FPDFCREATE_INCREMENTAL) == 0 || |
+ m_pParser->GetLastXRefOffset() == 0) { |
+ CFX_ByteString str; |
+ str = m_ObjectOffset.GetPtrAt(1) |
+ ? FX_BSTRC("xref\r\n") |
+ : FX_BSTRC("xref\r\n0 1\r\n0000000000 65536 f\r\n"); |
+ if (m_File.AppendString(str) < 0) { |
+ return -1; |
+ } |
+ m_Pos = (void*)(uintptr_t)1; |
+ m_iStage = 81; |
+ } else { |
+ if (m_File.AppendString(FX_BSTRC("xref\r\n")) < 0) { |
+ return -1; |
} |
- AppendNewObjNum(objnum); |
+ m_Pos = (void*)(uintptr_t)0; |
+ m_iStage = 82; |
+ } |
+ } else { |
+ m_iStage = 90; |
+ } |
+ } |
+ if (m_iStage == 81) { |
+ CFX_ByteString str; |
+ FX_DWORD i = (FX_DWORD)(uintptr_t)m_Pos, j; |
+ while (i <= dwLastObjNum) { |
+ while (i <= dwLastObjNum && !m_ObjectOffset.GetPtrAt(i)) { |
+ i++; |
+ } |
+ if (i > dwLastObjNum) { |
+ break; |
+ } |
+ j = i; |
+ while (j <= dwLastObjNum && m_ObjectOffset.GetPtrAt(j)) { |
+ j++; |
+ } |
+ if (i == 1) { |
+ str.Format("0 %d\r\n0000000000 65536 f\r\n", j); |
+ } else { |
+ str.Format("%d %d\r\n", i, j - i); |
+ } |
+ if (m_File.AppendBlock(str.c_str(), str.GetLength()) < 0) { |
+ return -1; |
+ } |
+ while (i < j) { |
+ str.Format("%010d 00000 n\r\n", m_ObjectOffset[i++]); |
+ if (m_File.AppendBlock(str.c_str(), str.GetLength()) < 0) { |
+ return -1; |
+ } |
+ } |
+ if (i > dwLastObjNum) { |
+ break; |
+ } |
+ if (pPause && pPause->NeedToPauseNow()) { |
+ m_Pos = (void*)(uintptr_t)i; |
+ return 1; |
+ } |
} |
+ m_iStage = 90; |
+ } |
+ if (m_iStage == 82) { |
+ CFX_ByteString str; |
int32_t iCount = m_NewObjNumArray.GetSize(); |
- if (iCount == 0) { |
- return; |
- } |
- int32_t i = 0; |
- FX_DWORD dwStartObjNum = 0; |
- FX_BOOL bCrossRefValid = m_pParser && m_pParser->GetLastXRefOffset() > 0; |
+ int32_t i = (int32_t)(uintptr_t)m_Pos; |
while (i < iCount) { |
- dwStartObjNum = m_NewObjNumArray.ElementAt(i); |
- if ((bIncremental && (bNoOriginal || bCrossRefValid)) || !m_ObjectOffset.GetPtrAt(dwStartObjNum)) { |
- break; |
- } |
- i++; |
- } |
- if (i >= iCount) { |
- return; |
- } |
- FX_DWORD dwLastObjNum = dwStartObjNum; |
- i++; |
- FX_BOOL bNewStart = FALSE; |
- for (; i < iCount; i++) { |
- FX_DWORD dwCurObjNum = m_NewObjNumArray.ElementAt(i); |
- FX_BOOL bExist = (dwCurObjNum < nOldSize && m_ObjectOffset.GetPtrAt(dwCurObjNum) != NULL); |
- if (bExist || dwCurObjNum - dwLastObjNum > 1) { |
- if (!bNewStart) { |
- m_ObjectOffset.Add(dwStartObjNum, dwLastObjNum - dwStartObjNum + 1); |
- m_ObjectSize.Add(dwStartObjNum, dwLastObjNum - dwStartObjNum + 1); |
- } |
- dwStartObjNum = dwCurObjNum; |
- } |
- if (bNewStart) { |
- dwStartObjNum = dwCurObjNum; |
- } |
- bNewStart = bExist; |
- dwLastObjNum = dwCurObjNum; |
+ int32_t j = i; |
+ FX_DWORD objnum = m_NewObjNumArray.ElementAt(i); |
+ while (j < iCount) { |
+ if (++j == iCount) { |
+ break; |
+ } |
+ FX_DWORD dwCurrent = m_NewObjNumArray.ElementAt(j); |
+ if (dwCurrent - objnum > 1) { |
+ break; |
+ } |
+ objnum = dwCurrent; |
+ } |
+ objnum = m_NewObjNumArray.ElementAt(i); |
+ if (objnum == 1) { |
+ str.Format("0 %d\r\n0000000000 65536 f\r\n", j - i + 1); |
+ } else { |
+ str.Format("%d %d\r\n", objnum, j - i); |
+ } |
+ if (m_File.AppendBlock(str.c_str(), str.GetLength()) < 0) { |
+ return -1; |
+ } |
+ while (i < j) { |
+ objnum = m_NewObjNumArray.ElementAt(i++); |
+ str.Format("%010d 00000 n\r\n", m_ObjectOffset[objnum]); |
+ if (m_File.AppendBlock(str.c_str(), str.GetLength()) < 0) { |
+ return -1; |
+ } |
+ } |
+ if (pPause && (i % 100) == 0 && pPause->NeedToPauseNow()) { |
+ m_Pos = (void*)(uintptr_t)i; |
+ return 1; |
+ } |
} |
- m_ObjectOffset.Add(dwStartObjNum, dwLastObjNum - dwStartObjNum + 1); |
- m_ObjectSize.Add(dwStartObjNum, dwLastObjNum - dwStartObjNum + 1); |
+ m_iStage = 90; |
+ } |
+ return m_iStage; |
} |
-void CPDF_Creator::AppendNewObjNum(FX_DWORD objbum) |
-{ |
- int32_t iStart = 0, iFind = 0; |
- int32_t iEnd = m_NewObjNumArray.GetUpperBound(); |
- while (iStart <= iEnd) { |
- int32_t iMid = (iStart + iEnd) / 2; |
- FX_DWORD dwMid = m_NewObjNumArray.ElementAt(iMid); |
- if (objbum < dwMid) { |
- iEnd = iMid - 1; |
- } else { |
- if (iMid == iEnd) { |
- iFind = iMid + 1; |
- break; |
- } |
- FX_DWORD dwNext = m_NewObjNumArray.ElementAt(iMid + 1); |
- if (objbum < dwNext) { |
- iFind = iMid + 1; |
- break; |
- } |
- iStart = iMid + 1; |
- } |
- } |
- m_NewObjNumArray.InsertAt(iFind, objbum); |
+static int32_t _OutPutIndex(CFX_FileBufferArchive* pFile, FX_FILESIZE offset) { |
+ FXSYS_assert(pFile); |
+ if (sizeof(offset) > 4) { |
+ if (FX_GETBYTEOFFSET32(offset)) { |
+ if (pFile->AppendByte(FX_GETBYTEOFFSET56(offset)) < 0) { |
+ return -1; |
+ } |
+ if (pFile->AppendByte(FX_GETBYTEOFFSET48(offset)) < 0) { |
+ return -1; |
+ } |
+ if (pFile->AppendByte(FX_GETBYTEOFFSET40(offset)) < 0) { |
+ return -1; |
+ } |
+ if (pFile->AppendByte(FX_GETBYTEOFFSET32(offset)) < 0) { |
+ return -1; |
+ } |
+ } |
+ } |
+ if (pFile->AppendByte(FX_GETBYTEOFFSET24(offset)) < 0) { |
+ return -1; |
+ } |
+ if (pFile->AppendByte(FX_GETBYTEOFFSET16(offset)) < 0) { |
+ return -1; |
+ } |
+ if (pFile->AppendByte(FX_GETBYTEOFFSET8(offset)) < 0) { |
+ return -1; |
+ } |
+ if (pFile->AppendByte(FX_GETBYTEOFFSET0(offset)) < 0) { |
+ return -1; |
+ } |
+ if (pFile->AppendByte(0) < 0) { |
+ return -1; |
+ } |
+ return 0; |
} |
-int32_t CPDF_Creator::WriteDoc_Stage1(IFX_Pause *pPause) |
-{ |
- FXSYS_assert(m_iStage > -1 || m_iStage < 20); |
- if (m_iStage == 0) { |
- if (m_pParser == NULL) { |
- m_dwFlags &= ~FPDFCREATE_INCREMENTAL; |
- } |
- if (m_bSecurityChanged && (m_dwFlags & FPDFCREATE_NO_ORIGINAL) == 0) { |
- m_dwFlags &= ~FPDFCREATE_INCREMENTAL; |
- } |
- CPDF_Dictionary* pDict = m_pDocument->GetRoot(); |
- m_pMetadata = pDict ? pDict->GetElementValue(FX_BSTRC("Metadata")) : NULL; |
- if (m_dwFlags & FPDFCREATE_OBJECTSTREAM) { |
- m_pXRefStream = new CPDF_XRefStream; |
- m_pXRefStream->Start(); |
- if ((m_dwFlags & FPDFCREATE_INCREMENTAL) != 0 && m_pParser) { |
- FX_FILESIZE prev = m_pParser->GetLastXRefOffset(); |
- m_pXRefStream->m_PrevOffset = prev; |
- } |
- } |
- m_iStage = 10; |
- } |
- if (m_iStage == 10) { |
- if ((m_dwFlags & FPDFCREATE_INCREMENTAL) == 0) { |
- if (m_File.AppendString(FX_BSTRC("%PDF-1.")) < 0) { |
- return -1; |
- } |
- m_Offset += 7; |
- int32_t version = 7; |
- if (m_FileVersion) { |
- version = m_FileVersion; |
- } else if (m_pParser) { |
- version = m_pParser->GetFileVersion(); |
- } |
- int32_t len = m_File.AppendDWord(version % 10); |
- if (len < 0) { |
- return -1; |
- } |
- m_Offset += len; |
- if ((len = m_File.AppendString(FX_BSTRC("\r\n%\xA1\xB3\xC5\xD7\r\n"))) < 0) { |
- return -1; |
- } |
- m_Offset += len; |
- InitOldObjNumOffsets(); |
- m_iStage = 20; |
- } else { |
- IFX_FileRead* pSrcFile = m_pParser->GetFileAccess(); |
- m_Offset = pSrcFile->GetSize(); |
- m_Pos = (void*)(uintptr_t)m_Offset; |
- m_iStage = 15; |
- } |
- } |
- if (m_iStage == 15) { |
- if ((m_dwFlags & FPDFCREATE_NO_ORIGINAL) == 0 && m_Pos) { |
- IFX_FileRead* pSrcFile = m_pParser->GetFileAccess(); |
- uint8_t buffer[4096]; |
- FX_DWORD src_size = (FX_DWORD)(uintptr_t)m_Pos; |
- while (src_size) { |
- FX_DWORD block_size = src_size > 4096 ? 4096 : src_size; |
- if (!pSrcFile->ReadBlock(buffer, m_Offset - src_size, block_size)) { |
- return -1; |
- } |
- if (m_File.AppendBlock(buffer, block_size) < 0) { |
- return -1; |
- } |
- src_size -= block_size; |
- if (pPause && pPause->NeedToPauseNow()) { |
- m_Pos = (void*)(uintptr_t)src_size; |
- return 1; |
- } |
- } |
- } |
- if ((m_dwFlags & FPDFCREATE_NO_ORIGINAL) == 0 && m_pParser->GetLastXRefOffset() == 0) { |
- InitOldObjNumOffsets(); |
- FX_DWORD dwEnd = m_pParser->GetLastObjNum(); |
- FX_BOOL bObjStm = (m_dwFlags & FPDFCREATE_OBJECTSTREAM) != 0; |
- for (FX_DWORD objnum = 0; objnum <= dwEnd; objnum++) { |
- if (m_pParser->m_V5Type[objnum] == 0 || m_pParser->m_V5Type[objnum] == 255) { |
- continue; |
- } |
- m_ObjectOffset[objnum] = m_pParser->m_CrossRef[objnum]; |
- if (bObjStm) { |
- m_pXRefStream->AddObjectNumberToIndexArray(objnum); |
- } |
- } |
- if (bObjStm) { |
- m_pXRefStream->EndXRefStream(this); |
- m_pXRefStream->Start(); |
- } |
- } |
- m_iStage = 20; |
+int32_t CPDF_Creator::WriteDoc_Stage4(IFX_Pause* pPause) { |
+ FXSYS_assert(m_iStage >= 90); |
+ if ((m_dwFlags & FPDFCREATE_OBJECTSTREAM) == 0) { |
+ FX_BOOL bXRefStream = |
+ (m_dwFlags & FPDFCREATE_INCREMENTAL) != 0 && m_pParser->IsXRefStream(); |
+ if (!bXRefStream) { |
+ if (m_File.AppendString(FX_BSTRC("trailer\r\n<<")) < 0) { |
+ return -1; |
+ } |
+ } else { |
+ if (m_File.AppendDWord(m_pDocument->m_LastObjNum + 1) < 0) { |
+ return -1; |
+ } |
+ if (m_File.AppendString(FX_BSTRC(" 0 obj <<")) < 0) { |
+ return -1; |
+ } |
} |
- InitNewObjNumOffsets(); |
- return m_iStage; |
-} |
-int32_t CPDF_Creator::WriteDoc_Stage2(IFX_Pause *pPause) |
-{ |
- FXSYS_assert(m_iStage >= 20 || m_iStage < 30); |
- if (m_iStage == 20) { |
- if ((m_dwFlags & FPDFCREATE_INCREMENTAL) == 0 && m_pParser) { |
- m_Pos = (void*)(uintptr_t)0; |
- m_iStage = 21; |
+ if (m_pParser) { |
+ CPDF_Dictionary* p = m_pParser->m_pTrailer; |
+ FX_POSITION pos = p->GetStartPos(); |
+ while (pos) { |
+ CFX_ByteString key; |
+ CPDF_Object* pValue = p->GetNextElement(pos, key); |
+ if (key == FX_BSTRC("Encrypt") || key == FX_BSTRC("Size") || |
+ key == FX_BSTRC("Filter") || key == FX_BSTRC("Index") || |
+ key == FX_BSTRC("Length") || key == FX_BSTRC("Prev") || |
+ key == FX_BSTRC("W") || key == FX_BSTRC("XRefStm") || |
+ key == FX_BSTRC("ID")) { |
+ continue; |
+ } |
+ if (m_File.AppendString((FX_BSTRC("/"))) < 0) { |
+ return -1; |
+ } |
+ if (m_File.AppendString(PDF_NameEncode(key)) < 0) { |
+ return -1; |
+ } |
+ if (pValue->GetObjNum()) { |
+ if (m_File.AppendString(FX_BSTRC(" ")) < 0) { |
+ return -1; |
+ } |
+ if (m_File.AppendDWord(pValue->GetObjNum()) < 0) { |
+ return -1; |
+ } |
+ if (m_File.AppendString(FX_BSTRC(" 0 R ")) < 0) { |
+ return -1; |
+ } |
} else { |
- m_iStage = 25; |
+ FX_FILESIZE offset = 0; |
+ if (PDF_CreatorAppendObject(pValue, &m_File, offset) < 0) { |
+ return -1; |
+ } |
} |
- } |
- if (m_iStage == 21) { |
- int32_t iRet = WriteOldObjs(pPause); |
- if (iRet) { |
- return iRet; |
+ } |
+ } else { |
+ if (m_File.AppendString(FX_BSTRC("\r\n/Root ")) < 0) { |
+ return -1; |
+ } |
+ if (m_File.AppendDWord(m_pDocument->m_pRootDict->GetObjNum()) < 0) { |
+ return -1; |
+ } |
+ if (m_File.AppendString(FX_BSTRC(" 0 R\r\n")) < 0) { |
+ return -1; |
+ } |
+ if (m_pDocument->m_pInfoDict) { |
+ if (m_File.AppendString(FX_BSTRC("/Info ")) < 0) { |
+ return -1; |
} |
- m_iStage = 25; |
- } |
- if (m_iStage == 25) { |
- m_Pos = (void*)(uintptr_t)0; |
- m_iStage = 26; |
- } |
- if (m_iStage == 26) { |
- int32_t iRet = WriteNewObjs((m_dwFlags & FPDFCREATE_INCREMENTAL) != 0, pPause); |
- if (iRet) { |
- return iRet; |
+ if (m_File.AppendDWord(m_pDocument->m_pInfoDict->GetObjNum()) < 0) { |
+ return -1; |
} |
- m_iStage = 27; |
- } |
- if (m_iStage == 27) { |
- if (NULL != m_pEncryptDict && 0 == m_pEncryptDict->GetObjNum()) { |
- m_dwLastObjNum += 1; |
- FX_FILESIZE saveOffset = m_Offset; |
- if (WriteIndirectObj(m_dwLastObjNum, m_pEncryptDict) < 0) { |
- return -1; |
- } |
- m_ObjectOffset.Add(m_dwLastObjNum, 1); |
- m_ObjectOffset[m_dwLastObjNum] = saveOffset; |
- m_ObjectSize.Add(m_dwLastObjNum, 1); |
- m_ObjectSize[m_dwLastObjNum] = m_Offset - saveOffset; |
- m_dwEnryptObjNum = m_dwLastObjNum; |
- if (m_dwFlags & FPDFCREATE_INCREMENTAL) { |
- m_NewObjNumArray.Add(m_dwLastObjNum); |
- } |
+ if (m_File.AppendString(FX_BSTRC(" 0 R\r\n")) < 0) { |
+ return -1; |
} |
- m_iStage = 80; |
+ } |
} |
- return m_iStage; |
-} |
-int32_t CPDF_Creator::WriteDoc_Stage3(IFX_Pause *pPause) |
-{ |
- FXSYS_assert(m_iStage >= 80 || m_iStage < 90); |
- FX_DWORD dwLastObjNum = m_dwLastObjNum; |
- if (m_iStage == 80) { |
- m_XrefStart = m_Offset; |
- if (m_dwFlags & FPDFCREATE_OBJECTSTREAM) { |
- m_pXRefStream->End(this, TRUE); |
- m_XrefStart = m_pXRefStream->m_PrevOffset; |
- m_iStage = 90; |
- } else if ((m_dwFlags & FPDFCREATE_INCREMENTAL) == 0 || !m_pParser->IsXRefStream()) { |
- if ((m_dwFlags & FPDFCREATE_INCREMENTAL) == 0 || m_pParser->GetLastXRefOffset() == 0) { |
- CFX_ByteString str; |
- str = m_ObjectOffset.GetPtrAt(1) ? FX_BSTRC("xref\r\n") : FX_BSTRC("xref\r\n0 1\r\n0000000000 65536 f\r\n"); |
- if (m_File.AppendString(str) < 0) { |
- return -1; |
- } |
- m_Pos = (void*)(uintptr_t)1; |
- m_iStage = 81; |
- } else { |
- if (m_File.AppendString(FX_BSTRC("xref\r\n")) < 0) { |
- return -1; |
- } |
- m_Pos = (void*)(uintptr_t)0; |
- m_iStage = 82; |
- } |
- } else { |
- m_iStage = 90; |
- } |
+ if (m_pEncryptDict) { |
+ if (m_File.AppendString(FX_BSTRC("/Encrypt")) < 0) { |
+ return -1; |
+ } |
+ FX_DWORD dwObjNum = m_pEncryptDict->GetObjNum(); |
+ if (dwObjNum == 0) { |
+ dwObjNum = m_pDocument->GetLastObjNum() + 1; |
+ } |
+ if (m_File.AppendString(FX_BSTRC(" ")) < 0) { |
+ return -1; |
+ } |
+ if (m_File.AppendDWord(dwObjNum) < 0) { |
+ return -1; |
+ } |
+ if (m_File.AppendString(FX_BSTRC(" 0 R ")) < 0) { |
+ return -1; |
+ } |
} |
- if (m_iStage == 81) { |
- CFX_ByteString str; |
- FX_DWORD i = (FX_DWORD)(uintptr_t)m_Pos, j; |
- while (i <= dwLastObjNum) { |
- while (i <= dwLastObjNum && !m_ObjectOffset.GetPtrAt(i)) { |
- i++; |
- } |
- if (i > dwLastObjNum) { |
- break; |
- } |
- j = i; |
- while (j <= dwLastObjNum && m_ObjectOffset.GetPtrAt(j)) { |
- j++; |
- } |
- if (i == 1) { |
- str.Format("0 %d\r\n0000000000 65536 f\r\n", j); |
- } else { |
- str.Format("%d %d\r\n", i, j - i); |
- } |
- if (m_File.AppendBlock(str.c_str(), str.GetLength()) < 0) { |
- return -1; |
- } |
- while (i < j) { |
- str.Format("%010d 00000 n\r\n", m_ObjectOffset[i ++]); |
- if (m_File.AppendBlock(str.c_str(), str.GetLength()) < 0) { |
- return -1; |
- } |
- } |
- if (i > dwLastObjNum) { |
- break; |
- } |
- if (pPause && pPause->NeedToPauseNow()) { |
- m_Pos = (void*)(uintptr_t)i; |
- return 1; |
- } |
- } |
- m_iStage = 90; |
+ if (m_File.AppendString(FX_BSTRC("/Size ")) < 0) { |
+ return -1; |
} |
- if (m_iStage == 82) { |
- CFX_ByteString str; |
- int32_t iCount = m_NewObjNumArray.GetSize(); |
- int32_t i = (int32_t)(uintptr_t)m_Pos; |
- while (i < iCount) { |
- int32_t j = i; |
- FX_DWORD objnum = m_NewObjNumArray.ElementAt(i); |
- while (j < iCount) { |
- if (++j == iCount) { |
- break; |
- } |
- FX_DWORD dwCurrent = m_NewObjNumArray.ElementAt(j); |
- if (dwCurrent - objnum > 1) { |
- break; |
- } |
- objnum = dwCurrent; |
- } |
- objnum = m_NewObjNumArray.ElementAt(i); |
- if (objnum == 1) { |
- str.Format("0 %d\r\n0000000000 65536 f\r\n", j - i + 1); |
- } else { |
- str.Format("%d %d\r\n", objnum, j - i); |
- } |
- if (m_File.AppendBlock(str.c_str(), str.GetLength()) < 0) { |
- return -1; |
- } |
- while (i < j) { |
- objnum = m_NewObjNumArray.ElementAt(i++); |
- str.Format("%010d 00000 n\r\n", m_ObjectOffset[objnum]); |
- if (m_File.AppendBlock(str.c_str(), str.GetLength()) < 0) { |
- return -1; |
- } |
- } |
- if (pPause && (i % 100) == 0 && pPause->NeedToPauseNow()) { |
- m_Pos = (void*)(uintptr_t)i; |
- return 1; |
- } |
- } |
- m_iStage = 90; |
+ if (m_File.AppendDWord(m_dwLastObjNum + (bXRefStream ? 2 : 1)) < 0) { |
+ return -1; |
} |
- return m_iStage; |
-} |
-static int32_t _OutPutIndex(CFX_FileBufferArchive* pFile, FX_FILESIZE offset) |
-{ |
- FXSYS_assert(pFile); |
- if (sizeof(offset) > 4) { |
- if (FX_GETBYTEOFFSET32(offset)) { |
- if (pFile->AppendByte(FX_GETBYTEOFFSET56(offset)) < 0) { |
- return -1; |
- } |
- if (pFile->AppendByte(FX_GETBYTEOFFSET48(offset)) < 0) { |
- return -1; |
- } |
- if (pFile->AppendByte(FX_GETBYTEOFFSET40(offset)) < 0) { |
- return -1; |
- } |
- if (pFile->AppendByte(FX_GETBYTEOFFSET32(offset)) < 0) { |
- return -1; |
- } |
+ if ((m_dwFlags & FPDFCREATE_INCREMENTAL) != 0) { |
+ FX_FILESIZE prev = m_pParser->GetLastXRefOffset(); |
+ if (prev) { |
+ if (m_File.AppendString(FX_BSTRC("/Prev ")) < 0) { |
+ return -1; |
} |
+ FX_CHAR offset_buf[20]; |
+ FXSYS_memset(offset_buf, 0, sizeof(offset_buf)); |
+ FXSYS_i64toa(prev, offset_buf, 10); |
+ if (m_File.AppendBlock(offset_buf, FXSYS_strlen(offset_buf)) < 0) { |
+ return -1; |
+ } |
+ } |
} |
- if (pFile->AppendByte(FX_GETBYTEOFFSET24(offset)) < 0) { |
- return -1; |
- } |
- if (pFile->AppendByte(FX_GETBYTEOFFSET16(offset)) < 0) { |
+ if (m_pIDArray) { |
+ if (m_File.AppendString((FX_BSTRC("/ID"))) < 0) { |
return -1; |
- } |
- if (pFile->AppendByte(FX_GETBYTEOFFSET8(offset)) < 0) { |
+ } |
+ FX_FILESIZE offset = 0; |
+ if (PDF_CreatorAppendObject(m_pIDArray, &m_File, offset) < 0) { |
return -1; |
+ } |
} |
- if (pFile->AppendByte(FX_GETBYTEOFFSET0(offset)) < 0) { |
+ if (!bXRefStream) { |
+ if (m_File.AppendString(FX_BSTRC(">>")) < 0) { |
return -1; |
- } |
- if (pFile->AppendByte(0) < 0) { |
+ } |
+ } else { |
+ if (m_File.AppendString(FX_BSTRC("/W[0 4 1]/Index[")) < 0) { |
return -1; |
- } |
- return 0; |
-} |
-int32_t CPDF_Creator::WriteDoc_Stage4(IFX_Pause *pPause) |
-{ |
- FXSYS_assert(m_iStage >= 90); |
- if ((m_dwFlags & FPDFCREATE_OBJECTSTREAM) == 0) { |
- FX_BOOL bXRefStream = (m_dwFlags & FPDFCREATE_INCREMENTAL) != 0 && m_pParser->IsXRefStream(); |
- if (!bXRefStream) { |
- if (m_File.AppendString(FX_BSTRC("trailer\r\n<<")) < 0) { |
- return -1; |
- } |
- } else { |
- if (m_File.AppendDWord(m_pDocument->m_LastObjNum + 1) < 0) { |
- return -1; |
- } |
- if (m_File.AppendString(FX_BSTRC(" 0 obj <<")) < 0) { |
- return -1; |
- } |
+ } |
+ if ((m_dwFlags & FPDFCREATE_INCREMENTAL) != 0 && m_pParser && |
+ m_pParser->GetLastXRefOffset() == 0) { |
+ FX_DWORD i = 0; |
+ for (i = 0; i < m_dwLastObjNum; i++) { |
+ if (!m_ObjectOffset.GetPtrAt(i)) { |
+ continue; |
+ } |
+ if (m_File.AppendDWord(i) < 0) { |
+ return -1; |
+ } |
+ if (m_File.AppendString(FX_BSTRC(" 1 ")) < 0) { |
+ return -1; |
+ } |
} |
- if (m_pParser) { |
- CPDF_Dictionary* p = m_pParser->m_pTrailer; |
- FX_POSITION pos = p->GetStartPos(); |
- while (pos) { |
- CFX_ByteString key; |
- CPDF_Object* pValue = p->GetNextElement(pos, key); |
- if (key == FX_BSTRC("Encrypt") || key == FX_BSTRC("Size") || key == FX_BSTRC("Filter") || |
- key == FX_BSTRC("Index") || key == FX_BSTRC("Length") || key == FX_BSTRC("Prev") || |
- key == FX_BSTRC("W") || key == FX_BSTRC("XRefStm") || key == FX_BSTRC("ID")) { |
- continue; |
- } |
- if (m_File.AppendString((FX_BSTRC("/"))) < 0) { |
- return -1; |
- } |
- if (m_File.AppendString(PDF_NameEncode(key)) < 0) { |
- return -1; |
- } |
- if (pValue->GetObjNum()) { |
- if (m_File.AppendString(FX_BSTRC(" ")) < 0) { |
- return -1; |
- } |
- if (m_File.AppendDWord(pValue->GetObjNum()) < 0) { |
- return -1; |
- } |
- if (m_File.AppendString(FX_BSTRC(" 0 R ")) < 0) { |
- return -1; |
- } |
- } else { |
- FX_FILESIZE offset = 0; |
- if (PDF_CreatorAppendObject(pValue, &m_File, offset) < 0) { |
- return -1; |
- } |
- } |
- } |
- } else { |
- if (m_File.AppendString(FX_BSTRC("\r\n/Root ")) < 0) { |
- return -1; |
- } |
- if (m_File.AppendDWord(m_pDocument->m_pRootDict->GetObjNum()) < 0) { |
- return -1; |
- } |
- if (m_File.AppendString(FX_BSTRC(" 0 R\r\n")) < 0) { |
- return -1; |
- } |
- if (m_pDocument->m_pInfoDict) { |
- if (m_File.AppendString(FX_BSTRC("/Info ")) < 0) { |
- return -1; |
- } |
- if (m_File.AppendDWord(m_pDocument->m_pInfoDict->GetObjNum()) < 0) { |
- return -1; |
- } |
- if (m_File.AppendString(FX_BSTRC(" 0 R\r\n")) < 0) { |
- return -1; |
- } |
- } |
+ if (m_File.AppendString(FX_BSTRC("]/Length ")) < 0) { |
+ return -1; |
} |
- if (m_pEncryptDict) { |
- if (m_File.AppendString(FX_BSTRC("/Encrypt")) < 0) { |
- return -1; |
- } |
- FX_DWORD dwObjNum = m_pEncryptDict->GetObjNum(); |
- if (dwObjNum == 0) { |
- dwObjNum = m_pDocument->GetLastObjNum() + 1; |
- } |
- if (m_File.AppendString(FX_BSTRC(" ")) < 0) { |
- return -1; |
- } |
- if (m_File.AppendDWord(dwObjNum) < 0) { |
- return -1; |
- } |
- if (m_File.AppendString(FX_BSTRC(" 0 R ")) < 0) { |
- return -1; |
- } |
+ if (m_File.AppendDWord(m_dwLastObjNum * 5) < 0) { |
+ return -1; |
} |
- if (m_File.AppendString(FX_BSTRC("/Size ")) < 0) { |
- return -1; |
+ if (m_File.AppendString(FX_BSTRC(">>stream\r\n")) < 0) { |
+ return -1; |
} |
- if (m_File.AppendDWord(m_dwLastObjNum + (bXRefStream ? 2 : 1)) < 0) { |
+ for (i = 0; i < m_dwLastObjNum; i++) { |
+ FX_FILESIZE* offset = m_ObjectOffset.GetPtrAt(i); |
+ if (!offset) { |
+ continue; |
+ } |
+ _OutPutIndex(&m_File, *offset); |
+ } |
+ } else { |
+ int count = m_NewObjNumArray.GetSize(); |
+ int32_t i = 0; |
+ for (i = 0; i < count; i++) { |
+ FX_DWORD objnum = m_NewObjNumArray.ElementAt(i); |
+ if (m_File.AppendDWord(objnum) < 0) { |
+ return -1; |
+ } |
+ if (m_File.AppendString(FX_BSTRC(" 1 ")) < 0) { |
return -1; |
+ } |
} |
- if ((m_dwFlags & FPDFCREATE_INCREMENTAL) != 0) { |
- FX_FILESIZE prev = m_pParser->GetLastXRefOffset(); |
- if (prev) { |
- if (m_File.AppendString(FX_BSTRC("/Prev ")) < 0) { |
- return -1; |
- } |
- FX_CHAR offset_buf[20]; |
- FXSYS_memset(offset_buf, 0, sizeof(offset_buf)); |
- FXSYS_i64toa(prev, offset_buf, 10); |
- if (m_File.AppendBlock(offset_buf, FXSYS_strlen(offset_buf)) < 0) { |
- return -1; |
- } |
- } |
+ if (m_File.AppendString(FX_BSTRC("]/Length ")) < 0) { |
+ return -1; |
} |
- if (m_pIDArray) { |
- if (m_File.AppendString((FX_BSTRC("/ID"))) < 0) { |
- return -1; |
- } |
- FX_FILESIZE offset = 0; |
- if (PDF_CreatorAppendObject(m_pIDArray, &m_File, offset) < 0) { |
- return -1; |
- } |
+ if (m_File.AppendDWord(count * 5) < 0) { |
+ return -1; |
} |
- if (!bXRefStream) { |
- if (m_File.AppendString(FX_BSTRC(">>")) < 0) { |
- return -1; |
- } |
- } else { |
- if (m_File.AppendString(FX_BSTRC("/W[0 4 1]/Index[")) < 0) { |
- return -1; |
- } |
- if ((m_dwFlags & FPDFCREATE_INCREMENTAL) != 0 && m_pParser && m_pParser->GetLastXRefOffset() == 0) { |
- FX_DWORD i = 0; |
- for (i = 0; i < m_dwLastObjNum; i++) { |
- if (!m_ObjectOffset.GetPtrAt(i)) { |
- continue; |
- } |
- if (m_File.AppendDWord(i) < 0) { |
- return -1; |
- } |
- if (m_File.AppendString(FX_BSTRC(" 1 ")) < 0) { |
- return -1; |
- } |
- } |
- if (m_File.AppendString(FX_BSTRC("]/Length ")) < 0) { |
- return -1; |
- } |
- if (m_File.AppendDWord(m_dwLastObjNum * 5) < 0) { |
- return -1; |
- } |
- if (m_File.AppendString(FX_BSTRC(">>stream\r\n")) < 0) { |
- return -1; |
- } |
- for (i = 0; i < m_dwLastObjNum; i++) { |
- FX_FILESIZE* offset = m_ObjectOffset.GetPtrAt(i); |
- if (!offset) { |
- continue; |
- } |
- _OutPutIndex(&m_File, *offset); |
- } |
- } else { |
- int count = m_NewObjNumArray.GetSize(); |
- int32_t i = 0; |
- for (i = 0; i < count; i++) { |
- FX_DWORD objnum = m_NewObjNumArray.ElementAt(i); |
- if (m_File.AppendDWord(objnum) < 0) { |
- return -1; |
- } |
- if (m_File.AppendString(FX_BSTRC(" 1 ")) < 0) { |
- return -1; |
- } |
- } |
- if (m_File.AppendString(FX_BSTRC("]/Length ")) < 0) { |
- return -1; |
- } |
- if (m_File.AppendDWord(count * 5) < 0) { |
- return -1; |
- } |
- if (m_File.AppendString(FX_BSTRC(">>stream\r\n")) < 0) { |
- return -1; |
- } |
- for (i = 0; i < count; i++) { |
- FX_DWORD objnum = m_NewObjNumArray.ElementAt(i); |
- FX_FILESIZE offset = m_ObjectOffset[objnum]; |
- _OutPutIndex(&m_File, offset); |
- } |
- } |
- if (m_File.AppendString(FX_BSTRC("\r\nendstream")) < 0) { |
- return -1; |
- } |
+ if (m_File.AppendString(FX_BSTRC(">>stream\r\n")) < 0) { |
+ return -1; |
} |
- } |
- if (m_File.AppendString(FX_BSTRC("\r\nstartxref\r\n")) < 0) { |
- return -1; |
- } |
- FX_CHAR offset_buf[20]; |
- FXSYS_memset(offset_buf, 0, sizeof(offset_buf)); |
- FXSYS_i64toa(m_XrefStart, offset_buf, 10); |
- if (m_File.AppendBlock(offset_buf, FXSYS_strlen(offset_buf)) < 0) { |
- return -1; |
- } |
- if (m_File.AppendString(FX_BSTRC("\r\n%%EOF\r\n")) < 0) { |
+ for (i = 0; i < count; i++) { |
+ FX_DWORD objnum = m_NewObjNumArray.ElementAt(i); |
+ FX_FILESIZE offset = m_ObjectOffset[objnum]; |
+ _OutPutIndex(&m_File, offset); |
+ } |
+ } |
+ if (m_File.AppendString(FX_BSTRC("\r\nendstream")) < 0) { |
return -1; |
- } |
- m_File.Flush(); |
- return m_iStage = 100; |
+ } |
+ } |
+ } |
+ if (m_File.AppendString(FX_BSTRC("\r\nstartxref\r\n")) < 0) { |
+ return -1; |
+ } |
+ FX_CHAR offset_buf[20]; |
+ FXSYS_memset(offset_buf, 0, sizeof(offset_buf)); |
+ FXSYS_i64toa(m_XrefStart, offset_buf, 10); |
+ if (m_File.AppendBlock(offset_buf, FXSYS_strlen(offset_buf)) < 0) { |
+ return -1; |
+ } |
+ if (m_File.AppendString(FX_BSTRC("\r\n%%EOF\r\n")) < 0) { |
+ return -1; |
+ } |
+ m_File.Flush(); |
+ return m_iStage = 100; |
} |
-void CPDF_Creator::Clear() |
-{ |
- delete m_pXRefStream; |
- m_pXRefStream = NULL; |
- m_File.Clear(); |
- m_NewObjNumArray.RemoveAll(); |
- if (m_pIDArray) { |
- m_pIDArray->Release(); |
- m_pIDArray = NULL; |
- } |
+void CPDF_Creator::Clear() { |
+ delete m_pXRefStream; |
+ m_pXRefStream = NULL; |
+ m_File.Clear(); |
+ m_NewObjNumArray.RemoveAll(); |
+ if (m_pIDArray) { |
+ m_pIDArray->Release(); |
+ m_pIDArray = NULL; |
+ } |
} |
-FX_BOOL CPDF_Creator::Create(const FX_CHAR* filename, FX_DWORD flags) |
-{ |
- if (!m_File.AttachFile(filename)) { |
- return FALSE; |
- } |
- FX_BOOL bRet = Create(flags); |
- if (!bRet || !(flags & FPDFCREATE_PROGRESSIVE)) { |
- Clear(); |
- } |
- return bRet; |
+FX_BOOL CPDF_Creator::Create(const FX_CHAR* filename, FX_DWORD flags) { |
+ if (!m_File.AttachFile(filename)) { |
+ return FALSE; |
+ } |
+ FX_BOOL bRet = Create(flags); |
+ if (!bRet || !(flags & FPDFCREATE_PROGRESSIVE)) { |
+ Clear(); |
+ } |
+ return bRet; |
} |
-FX_BOOL CPDF_Creator::Create(const FX_WCHAR* filename, FX_DWORD flags) |
-{ |
- if (!m_File.AttachFile(filename)) { |
- return FALSE; |
- } |
- FX_BOOL bRet = Create(flags); |
- if (!bRet || !(flags & FPDFCREATE_PROGRESSIVE)) { |
- Clear(); |
- } |
- return bRet; |
+FX_BOOL CPDF_Creator::Create(const FX_WCHAR* filename, FX_DWORD flags) { |
+ if (!m_File.AttachFile(filename)) { |
+ return FALSE; |
+ } |
+ FX_BOOL bRet = Create(flags); |
+ if (!bRet || !(flags & FPDFCREATE_PROGRESSIVE)) { |
+ Clear(); |
+ } |
+ return bRet; |
} |
-FX_BOOL CPDF_Creator::Create(IFX_StreamWrite* pFile, FX_DWORD flags) |
-{ |
- if (!pFile) { |
- return FALSE; |
- } |
- if (!m_File.AttachFile(pFile, FALSE)) { |
- return FALSE; |
- } |
- return Create(flags); |
+FX_BOOL CPDF_Creator::Create(IFX_StreamWrite* pFile, FX_DWORD flags) { |
+ if (!pFile) { |
+ return FALSE; |
+ } |
+ if (!m_File.AttachFile(pFile, FALSE)) { |
+ return FALSE; |
+ } |
+ return Create(flags); |
} |
-FX_BOOL CPDF_Creator::Create(FX_DWORD flags) |
-{ |
- m_dwFlags = flags; |
- m_iStage = 0; |
- m_Offset = 0; |
- m_dwLastObjNum = m_pDocument->GetLastObjNum(); |
- m_ObjectOffset.Clear(); |
- m_ObjectSize.Clear(); |
- m_NewObjNumArray.RemoveAll(); |
- InitID(); |
- if (flags & FPDFCREATE_PROGRESSIVE) { |
- return TRUE; |
- } |
- return Continue(NULL) > -1; |
+FX_BOOL CPDF_Creator::Create(FX_DWORD flags) { |
+ m_dwFlags = flags; |
+ m_iStage = 0; |
+ m_Offset = 0; |
+ m_dwLastObjNum = m_pDocument->GetLastObjNum(); |
+ m_ObjectOffset.Clear(); |
+ m_ObjectSize.Clear(); |
+ m_NewObjNumArray.RemoveAll(); |
+ InitID(); |
+ if (flags & FPDFCREATE_PROGRESSIVE) { |
+ return TRUE; |
+ } |
+ return Continue(NULL) > -1; |
} |
-void CPDF_Creator::InitID(FX_BOOL bDefault ) |
-{ |
- CPDF_Array* pOldIDArray = m_pParser ? m_pParser->GetIDArray() : NULL; |
- FX_BOOL bNewId = !m_pIDArray; |
- if (!m_pIDArray) { |
- FX_DWORD* pBuffer = NULL; |
- m_pIDArray = CPDF_Array::Create(); |
- CPDF_Object* pID1 = pOldIDArray ? pOldIDArray->GetElement(0) : NULL; |
- if (pID1) { |
- m_pIDArray->Add(pID1->Clone()); |
- } else { |
- pBuffer = FX_Alloc(FX_DWORD, 4); |
- PDF_GenerateFileID((FX_DWORD)(uintptr_t)this, m_dwLastObjNum, pBuffer); |
- CFX_ByteStringC bsBuffer((const uint8_t*)pBuffer, 4 * sizeof(FX_DWORD)); |
- m_pIDArray->Add(CPDF_String::Create(bsBuffer, TRUE), m_pDocument); |
- } |
- if (pBuffer) { |
- FX_Free(pBuffer); |
- } |
- } |
- if (!bDefault) { |
- return; |
- } |
- if (pOldIDArray) { |
- CPDF_Object* pID2 = pOldIDArray->GetElement(1); |
- if ((m_dwFlags & FPDFCREATE_INCREMENTAL) && m_pEncryptDict && pID2) { |
- m_pIDArray->Add(pID2->Clone()); |
- return; |
- } |
- FX_DWORD* pBuffer = FX_Alloc(FX_DWORD, 4); |
- PDF_GenerateFileID((FX_DWORD)(uintptr_t)this, m_dwLastObjNum, pBuffer); |
- CFX_ByteStringC bsBuffer((const uint8_t*)pBuffer, 4 * sizeof(FX_DWORD)); |
- m_pIDArray->Add(CPDF_String::Create(bsBuffer, TRUE), m_pDocument); |
- FX_Free(pBuffer); |
- return; |
- } |
- m_pIDArray->Add(m_pIDArray->GetElement(0)->Clone()); |
- if (m_pEncryptDict && !pOldIDArray && m_pParser && bNewId) { |
- if (m_pEncryptDict->GetString(FX_BSTRC("Filter")) == FX_BSTRC("Standard")) { |
- CPDF_StandardSecurityHandler handler; |
- CFX_ByteString user_pass = m_pParser->GetPassword(); |
- FX_DWORD flag = PDF_ENCRYPT_CONTENT; |
- handler.OnCreate(m_pEncryptDict, m_pIDArray, (const uint8_t*)user_pass, user_pass.GetLength(), flag); |
- if (m_bNewCrypto) { |
- delete m_pCryptoHandler; |
- } |
- m_pCryptoHandler = new CPDF_StandardCryptoHandler; |
- m_pCryptoHandler->Init(m_pEncryptDict, &handler); |
- m_bNewCrypto = TRUE; |
- m_bSecurityChanged = TRUE; |
- } |
+void CPDF_Creator::InitID(FX_BOOL bDefault) { |
+ CPDF_Array* pOldIDArray = m_pParser ? m_pParser->GetIDArray() : NULL; |
+ FX_BOOL bNewId = !m_pIDArray; |
+ if (!m_pIDArray) { |
+ FX_DWORD* pBuffer = NULL; |
+ m_pIDArray = CPDF_Array::Create(); |
+ CPDF_Object* pID1 = pOldIDArray ? pOldIDArray->GetElement(0) : NULL; |
+ if (pID1) { |
+ m_pIDArray->Add(pID1->Clone()); |
+ } else { |
+ pBuffer = FX_Alloc(FX_DWORD, 4); |
+ PDF_GenerateFileID((FX_DWORD)(uintptr_t) this, m_dwLastObjNum, pBuffer); |
+ CFX_ByteStringC bsBuffer((const uint8_t*)pBuffer, 4 * sizeof(FX_DWORD)); |
+ m_pIDArray->Add(CPDF_String::Create(bsBuffer, TRUE), m_pDocument); |
+ } |
+ if (pBuffer) { |
+ FX_Free(pBuffer); |
+ } |
+ } |
+ if (!bDefault) { |
+ return; |
+ } |
+ if (pOldIDArray) { |
+ CPDF_Object* pID2 = pOldIDArray->GetElement(1); |
+ if ((m_dwFlags & FPDFCREATE_INCREMENTAL) && m_pEncryptDict && pID2) { |
+ m_pIDArray->Add(pID2->Clone()); |
+ return; |
+ } |
+ FX_DWORD* pBuffer = FX_Alloc(FX_DWORD, 4); |
+ PDF_GenerateFileID((FX_DWORD)(uintptr_t) this, m_dwLastObjNum, pBuffer); |
+ CFX_ByteStringC bsBuffer((const uint8_t*)pBuffer, 4 * sizeof(FX_DWORD)); |
+ m_pIDArray->Add(CPDF_String::Create(bsBuffer, TRUE), m_pDocument); |
+ FX_Free(pBuffer); |
+ return; |
+ } |
+ m_pIDArray->Add(m_pIDArray->GetElement(0)->Clone()); |
+ if (m_pEncryptDict && !pOldIDArray && m_pParser && bNewId) { |
+ if (m_pEncryptDict->GetString(FX_BSTRC("Filter")) == FX_BSTRC("Standard")) { |
+ CPDF_StandardSecurityHandler handler; |
+ CFX_ByteString user_pass = m_pParser->GetPassword(); |
+ FX_DWORD flag = PDF_ENCRYPT_CONTENT; |
+ handler.OnCreate(m_pEncryptDict, m_pIDArray, (const uint8_t*)user_pass, |
+ user_pass.GetLength(), flag); |
+ if (m_bNewCrypto) { |
+ delete m_pCryptoHandler; |
+ } |
+ m_pCryptoHandler = new CPDF_StandardCryptoHandler; |
+ m_pCryptoHandler->Init(m_pEncryptDict, &handler); |
+ m_bNewCrypto = TRUE; |
+ m_bSecurityChanged = TRUE; |
} |
+ } |
} |
-int32_t CPDF_Creator::Continue(IFX_Pause *pPause) |
-{ |
- if (m_iStage < 0) { |
- return m_iStage; |
- } |
- int32_t iRet = 0; |
- while (m_iStage < 100) { |
- if (m_iStage < 20) { |
- iRet = WriteDoc_Stage1(pPause); |
- } else if (m_iStage < 30) { |
- iRet = WriteDoc_Stage2(pPause); |
- } else if (m_iStage < 90) { |
- iRet = WriteDoc_Stage3(pPause); |
- } else { |
- iRet = WriteDoc_Stage4(pPause); |
- } |
- if (iRet < m_iStage) { |
- break; |
- } |
+int32_t CPDF_Creator::Continue(IFX_Pause* pPause) { |
+ if (m_iStage < 0) { |
+ return m_iStage; |
+ } |
+ int32_t iRet = 0; |
+ while (m_iStage < 100) { |
+ if (m_iStage < 20) { |
+ iRet = WriteDoc_Stage1(pPause); |
+ } else if (m_iStage < 30) { |
+ iRet = WriteDoc_Stage2(pPause); |
+ } else if (m_iStage < 90) { |
+ iRet = WriteDoc_Stage3(pPause); |
+ } else { |
+ iRet = WriteDoc_Stage4(pPause); |
} |
- if (iRet < 1 || m_iStage == 100) { |
- m_iStage = -1; |
- Clear(); |
- return iRet > 99 ? 0 : (iRet < 1 ? -1 : iRet); |
+ if (iRet < m_iStage) { |
+ break; |
} |
- return m_iStage; |
+ } |
+ if (iRet < 1 || m_iStage == 100) { |
+ m_iStage = -1; |
+ Clear(); |
+ return iRet > 99 ? 0 : (iRet < 1 ? -1 : iRet); |
+ } |
+ return m_iStage; |
} |
-FX_BOOL CPDF_Creator::SetFileVersion(int32_t fileVersion ) |
-{ |
- if (fileVersion < 10 || fileVersion > 17) { |
- return FALSE; |
- } |
- m_FileVersion = fileVersion; |
- return TRUE; |
+FX_BOOL CPDF_Creator::SetFileVersion(int32_t fileVersion) { |
+ if (fileVersion < 10 || fileVersion > 17) { |
+ return FALSE; |
+ } |
+ m_FileVersion = fileVersion; |
+ return TRUE; |
} |
-void CPDF_Creator::RemoveSecurity() |
-{ |
- ResetStandardSecurity(); |
- m_bSecurityChanged = TRUE; |
- m_pEncryptDict = NULL; |
- m_pCryptoHandler = NULL; |
+void CPDF_Creator::RemoveSecurity() { |
+ ResetStandardSecurity(); |
+ m_bSecurityChanged = TRUE; |
+ m_pEncryptDict = NULL; |
+ m_pCryptoHandler = NULL; |
} |
-void CPDF_Creator::ResetStandardSecurity() |
-{ |
- if (m_bStandardSecurity || m_bNewCrypto) { |
- delete m_pCryptoHandler; |
- m_pCryptoHandler = NULL; |
- } |
- m_bNewCrypto = FALSE; |
- if (!m_bStandardSecurity) { |
- return; |
- } |
- if (m_pEncryptDict) { |
- m_pEncryptDict->Release(); |
- m_pEncryptDict = NULL; |
- } |
- m_bStandardSecurity = FALSE; |
+void CPDF_Creator::ResetStandardSecurity() { |
+ if (m_bStandardSecurity || m_bNewCrypto) { |
+ delete m_pCryptoHandler; |
+ m_pCryptoHandler = NULL; |
+ } |
+ m_bNewCrypto = FALSE; |
+ if (!m_bStandardSecurity) { |
+ return; |
+ } |
+ if (m_pEncryptDict) { |
+ m_pEncryptDict->Release(); |
+ m_pEncryptDict = NULL; |
+ } |
+ m_bStandardSecurity = FALSE; |
} |