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-rw-r--r--core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp49
1 files changed, 14 insertions, 35 deletions
diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
index ad843bc6be..febebacdb6 100644
--- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
+++ b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
@@ -608,55 +608,40 @@ FX_BOOL CPDF_Parser::RebuildCrossRef() {
uint8_t byte = buffer[i];
switch (state) {
case ParserState::kDefault:
- if (PDFCharIsWhitespace(byte))
+ if (PDFCharIsWhitespace(byte)) {
state = ParserState::kWhitespace;
-
- if (std::isdigit(byte)) {
+ } else if (std::isdigit(byte)) {
--i;
state = ParserState::kWhitespace;
- }
-
- if (byte == '%') {
+ } else if (byte == '%') {
inside_index = 0;
state = ParserState::kComment;
- }
-
- if (byte == '(') {
+ } else if (byte == '(') {
state = ParserState::kString;
depth = 1;
- }
-
- if (byte == '<') {
+ } else if (byte == '<') {
inside_index = 1;
state = ParserState::kHexString;
- }
-
- if (byte == '\\')
+ } else if (byte == '\\') {
state = ParserState::kEscapedString;
-
- if (byte == 't') {
+ } else if (byte == 't') {
state = ParserState::kTrailer;
inside_index = 1;
}
break;
case ParserState::kWhitespace:
- if (PDFCharIsWhitespace(byte)) {
- break;
- } else if (std::isdigit(byte)) {
+ if (std::isdigit(byte)) {
start_pos = pos + i;
state = ParserState::kObjNum;
objnum = FXSYS_toDecimalDigit(byte);
-
} else if (byte == 't') {
state = ParserState::kTrailer;
inside_index = 1;
-
} else if (byte == 'x') {
state = ParserState::kXref;
inside_index = 1;
-
- } else {
+ } else if (!PDFCharIsWhitespace(byte)) {
--i;
state = ParserState::kDefault;
}
@@ -665,7 +650,6 @@ FX_BOOL CPDF_Parser::RebuildCrossRef() {
case ParserState::kObjNum:
if (std::isdigit(byte)) {
objnum = objnum * 10 + FXSYS_toDecimalDigit(byte);
- break;
} else if (PDFCharIsWhitespace(byte)) {
state = ParserState::kPostObjNum;
} else {
@@ -680,12 +664,10 @@ FX_BOOL CPDF_Parser::RebuildCrossRef() {
start_pos1 = pos + i;
state = ParserState::kGenNum;
gennum = FXSYS_toDecimalDigit(byte);
- } else if (PDFCharIsWhitespace(byte)) {
- break;
} else if (byte == 't') {
state = ParserState::kTrailer;
inside_index = 1;
- } else {
+ } else if (!PDFCharIsWhitespace(byte)) {
--i;
state = ParserState::kDefault;
}
@@ -694,7 +676,6 @@ FX_BOOL CPDF_Parser::RebuildCrossRef() {
case ParserState::kGenNum:
if (std::isdigit(byte)) {
gennum = gennum * 10 + FXSYS_toDecimalDigit(byte);
- break;
} else if (PDFCharIsWhitespace(byte)) {
state = ParserState::kPostGenNum;
} else {
@@ -707,8 +688,6 @@ FX_BOOL CPDF_Parser::RebuildCrossRef() {
if (byte == 'o') {
state = ParserState::kBeginObj;
inside_index = 1;
- } else if (PDFCharIsWhitespace(byte)) {
- break;
} else if (std::isdigit(byte)) {
objnum = gennum;
gennum = FXSYS_toDecimalDigit(byte);
@@ -718,7 +697,7 @@ FX_BOOL CPDF_Parser::RebuildCrossRef() {
} else if (byte == 't') {
state = ParserState::kTrailer;
inside_index = 1;
- } else {
+ } else if (!PDFCharIsWhitespace(byte)) {
--i;
state = ParserState::kDefault;
}
@@ -3016,7 +2995,7 @@ CPDF_Object* CPDF_DataAvail::GetObject(FX_DWORD objnum,
if (m_pDocument) {
size = GetObjectSize(objnum, offset);
- pParser = (CPDF_Parser*)(m_pDocument->GetParser());
+ pParser = m_pDocument->GetParser();
} else {
size = (FX_DWORD)m_parser.GetObjectSize(objnum);
offset = m_parser.GetObjectOffset(objnum);
@@ -3116,7 +3095,7 @@ FX_BOOL CPDF_DataAvail::PreparePageItem() {
}
m_PagesObjNum = pRef->GetRefObjNum();
- m_pCurrentParser = (CPDF_Parser*)m_pDocument->GetParser();
+ m_pCurrentParser = m_pDocument->GetParser();
m_docStatus = PDF_DATAAVAIL_PAGETREE;
return TRUE;
}
@@ -4187,7 +4166,7 @@ IPDF_DataAvail::DocAvailStatus CPDF_DataAvail::IsPageAvail(
if (!LoadAllFile(pHints)) {
return DataNotAvailable;
}
- ((CPDF_Parser*)m_pDocument->GetParser())->RebuildCrossRef();
+ m_pDocument->GetParser()->RebuildCrossRef();
ResetFirstCheck(iPage);
return DataAvailable;
}