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Unified Diff: core/src/fpdfapi/fpdf_parser/fpdf_parser_utility.cpp

Issue 1265503005: clang-format all pdfium code. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: sigh Created 5 years, 4 months ago
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Index: core/src/fpdfapi/fpdf_parser/fpdf_parser_utility.cpp
diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_utility.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_utility.cpp
index 4903312645b7230083d959cd7519d148ef9113c9..9e1434139c99cfe4a59f8e2d9a89798ee3d4e4f4 100644
--- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_utility.cpp
+++ b/core/src/fpdfapi/fpdf_parser/fpdf_parser_utility.cpp
@@ -6,475 +6,479 @@
#include "../../../include/fpdfapi/fpdf_parser.h"
const char PDF_CharType[256] = {
- //NUL SOH STX ETX EOT ENQ ACK BEL BS HT LF VT FF CR SO SI
- 'W', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'W', 'W', 'R', 'W', 'W', 'R', 'R',
+ // NUL SOH STX ETX EOT ENQ ACK BEL BS HT LF VT FF CR SO
+ // SI
+ 'W', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'W', 'W', 'R', 'W', 'W', 'R',
+ 'R',
- //DLE DC1 DC2 DC3 DC4 NAK SYN ETB CAN EM SUB ESC FS GS RS US
- 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
+ // DLE DC1 DC2 DC3 DC4 NAK SYN ETB CAN EM SUB ESC FS GS RS
+ // US
+ 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
+ 'R',
- //SP ! " # $ % & ´ ( ) * + , - . /
- 'W', 'R', 'R', 'R', 'R', 'D', 'R', 'R', 'D', 'D', 'R', 'N', 'R', 'N', 'N', 'D',
+ // SP ! " # $ % & ´ ( ) * + , - .
+ // /
+ 'W', 'R', 'R', 'R', 'R', 'D', 'R', 'R', 'D', 'D', 'R', 'N', 'R', 'N', 'N',
+ 'D',
- // 0 1 2 3 4 5 6 7 8 9 : ; < = > ?
- 'N', 'N', 'N', 'N', 'N', 'N', 'N', 'N', 'N', 'N', 'R', 'R', 'D', 'R', 'D', 'R',
+ // 0 1 2 3 4 5 6 7 8 9 : ; < = > ?
+ 'N', 'N', 'N', 'N', 'N', 'N', 'N', 'N', 'N', 'N', 'R', 'R', 'D', 'R', 'D',
+ 'R',
- // @ A B C D E F G H I J K L M N O
- 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
+ // @ A B C D E F G H I J K L M N O
+ 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
+ 'R',
- // P Q R S T U V W X Y Z [ \ ] ^ _
- 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'D', 'R', 'D', 'R', 'R',
+ // P Q R S T U V W X Y Z [ \ ] ^ _
+ 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'D', 'R', 'D', 'R',
+ 'R',
- // ` a b c d e f g h i j k l m n o
- 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
+ // ` a b c d e f g h i j k l m n o
+ 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
+ 'R',
- // p q r s t u v w x y z { | } ~ DEL
- 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'D', 'R', 'D', 'R', 'R',
+ // p q r s t u v w x y z { | } ~
+ // DEL
+ 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'D', 'R', 'D', 'R',
+ 'R',
- 'W', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
- 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
- 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
- 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
- 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
- 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
- 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
- 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'W'
-};
+ 'W', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
+ 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
+ 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
+ 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
+ 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
+ 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
+ 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
+ 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'R',
+ 'R', 'R', 'R', 'R', 'R', 'R', 'R', 'W'};
#ifndef MAX_PATH
#define MAX_PATH 4096
#endif
-CPDF_SimpleParser::CPDF_SimpleParser(const uint8_t* pData, FX_DWORD dwSize)
-{
- m_pData = pData;
- m_dwSize = dwSize;
- m_dwCurPos = 0;
+CPDF_SimpleParser::CPDF_SimpleParser(const uint8_t* pData, FX_DWORD dwSize) {
+ m_pData = pData;
+ m_dwSize = dwSize;
+ m_dwCurPos = 0;
}
-CPDF_SimpleParser::CPDF_SimpleParser(const CFX_ByteStringC& str)
-{
- m_pData = str.GetPtr();
- m_dwSize = str.GetLength();
- m_dwCurPos = 0;
+CPDF_SimpleParser::CPDF_SimpleParser(const CFX_ByteStringC& str) {
+ m_pData = str.GetPtr();
+ m_dwSize = str.GetLength();
+ m_dwCurPos = 0;
}
-void CPDF_SimpleParser::ParseWord(const uint8_t*& pStart, FX_DWORD& dwSize, int& type)
-{
- pStart = NULL;
- dwSize = 0;
- type = PDFWORD_EOF;
- uint8_t ch;
- char chartype;
+void CPDF_SimpleParser::ParseWord(const uint8_t*& pStart,
+ FX_DWORD& dwSize,
+ int& type) {
+ pStart = NULL;
+ dwSize = 0;
+ type = PDFWORD_EOF;
+ uint8_t ch;
+ char chartype;
+ while (1) {
+ if (m_dwSize <= m_dwCurPos) {
+ return;
+ }
+ ch = m_pData[m_dwCurPos++];
+ chartype = PDF_CharType[ch];
+ while (chartype == 'W') {
+ if (m_dwSize <= m_dwCurPos) {
+ return;
+ }
+ ch = m_pData[m_dwCurPos++];
+ chartype = PDF_CharType[ch];
+ }
+ if (ch != '%') {
+ break;
+ }
while (1) {
+ if (m_dwSize <= m_dwCurPos) {
+ return;
+ }
+ ch = m_pData[m_dwCurPos++];
+ if (ch == '\r' || ch == '\n') {
+ break;
+ }
+ }
+ chartype = PDF_CharType[ch];
+ }
+ FX_DWORD start_pos = m_dwCurPos - 1;
+ pStart = m_pData + start_pos;
+ if (chartype == 'D') {
+ if (ch == '/') {
+ while (1) {
if (m_dwSize <= m_dwCurPos) {
- return;
+ return;
}
ch = m_pData[m_dwCurPos++];
chartype = PDF_CharType[ch];
- while (chartype == 'W') {
- if (m_dwSize <= m_dwCurPos) {
- return;
- }
- ch = m_pData[m_dwCurPos++];
- chartype = PDF_CharType[ch];
- }
- if (ch != '%') {
- break;
+ if (chartype != 'R' && chartype != 'N') {
+ m_dwCurPos--;
+ dwSize = m_dwCurPos - start_pos;
+ type = PDFWORD_NAME;
+ return;
}
- while (1) {
- if (m_dwSize <= m_dwCurPos) {
- return;
- }
- ch = m_pData[m_dwCurPos++];
- if (ch == '\r' || ch == '\n') {
- break;
- }
+ }
+ } else {
+ type = PDFWORD_DELIMITER;
+ dwSize = 1;
+ if (ch == '<') {
+ if (m_dwSize <= m_dwCurPos) {
+ return;
}
- chartype = PDF_CharType[ch];
- }
- FX_DWORD start_pos = m_dwCurPos - 1;
- pStart = m_pData + start_pos;
- if (chartype == 'D') {
- if (ch == '/') {
- while (1) {
- if (m_dwSize <= m_dwCurPos) {
- return;
- }
- ch = m_pData[m_dwCurPos++];
- chartype = PDF_CharType[ch];
- if (chartype != 'R' && chartype != 'N') {
- m_dwCurPos --;
- dwSize = m_dwCurPos - start_pos;
- type = PDFWORD_NAME;
- return;
- }
- }
+ ch = m_pData[m_dwCurPos++];
+ if (ch == '<') {
+ dwSize = 2;
} else {
- type = PDFWORD_DELIMITER;
- dwSize = 1;
- if (ch == '<') {
- if (m_dwSize <= m_dwCurPos) {
- return;
- }
- ch = m_pData[m_dwCurPos++];
- if (ch == '<') {
- dwSize = 2;
- } else {
- m_dwCurPos --;
- }
- } else if (ch == '>') {
- if (m_dwSize <= m_dwCurPos) {
- return;
- }
- ch = m_pData[m_dwCurPos++];
- if (ch == '>') {
- dwSize = 2;
- } else {
- m_dwCurPos --;
- }
- }
- }
- return;
- }
- type = PDFWORD_NUMBER;
- dwSize = 1;
- while (1) {
- if (chartype != 'N') {
- type = PDFWORD_TEXT;
+ m_dwCurPos--;
}
+ } else if (ch == '>') {
if (m_dwSize <= m_dwCurPos) {
- return;
+ return;
}
ch = m_pData[m_dwCurPos++];
- chartype = PDF_CharType[ch];
- if (chartype == 'D' || chartype == 'W') {
- m_dwCurPos --;
- break;
+ if (ch == '>') {
+ dwSize = 2;
+ } else {
+ m_dwCurPos--;
}
- dwSize ++;
+ }
}
-}
-CFX_ByteStringC CPDF_SimpleParser::GetWord()
-{
- const uint8_t* pStart;
- FX_DWORD dwSize;
- int type;
- ParseWord(pStart, dwSize, type);
- if (dwSize == 1 && pStart[0] == '<') {
- while (m_dwCurPos < m_dwSize && m_pData[m_dwCurPos] != '>') {
- m_dwCurPos ++;
- }
- if (m_dwCurPos < m_dwSize) {
- m_dwCurPos ++;
- }
- return CFX_ByteStringC(pStart, (FX_STRSIZE)(m_dwCurPos - (pStart - m_pData)));
- }
- if (dwSize == 1 && pStart[0] == '(') {
- int level = 1;
- while (m_dwCurPos < m_dwSize) {
- if (m_pData[m_dwCurPos] == ')') {
- level --;
- if (level == 0) {
- break;
- }
- }
- if (m_pData[m_dwCurPos] == '\\') {
- if (m_dwSize <= m_dwCurPos) {
- break;
- }
- m_dwCurPos ++;
- } else if (m_pData[m_dwCurPos] == '(') {
- level ++;
- }
- if (m_dwSize <= m_dwCurPos) {
- break;
- }
- m_dwCurPos ++;
- }
- if (m_dwCurPos < m_dwSize) {
- m_dwCurPos ++;
- }
- return CFX_ByteStringC(pStart, (FX_STRSIZE)(m_dwCurPos - (pStart - m_pData)));
+ return;
+ }
+ type = PDFWORD_NUMBER;
+ dwSize = 1;
+ while (1) {
+ if (chartype != 'N') {
+ type = PDFWORD_TEXT;
}
- return CFX_ByteStringC(pStart, dwSize);
-}
-FX_BOOL CPDF_SimpleParser::SearchToken(const CFX_ByteStringC& token)
-{
- int token_len = token.GetLength();
- while (m_dwCurPos < m_dwSize - token_len) {
- if (FXSYS_memcmp(m_pData + m_dwCurPos, token.GetPtr(), token_len) == 0) {
- break;
- }
- m_dwCurPos ++;
+ if (m_dwSize <= m_dwCurPos) {
+ return;
}
- if (m_dwCurPos == m_dwSize - token_len) {
- return FALSE;
+ ch = m_pData[m_dwCurPos++];
+ chartype = PDF_CharType[ch];
+ if (chartype == 'D' || chartype == 'W') {
+ m_dwCurPos--;
+ break;
}
- m_dwCurPos += token_len;
- return TRUE;
+ dwSize++;
+ }
}
-FX_BOOL CPDF_SimpleParser::SkipWord(const CFX_ByteStringC& token)
-{
- while (1) {
- CFX_ByteStringC word = GetWord();
- if (word.IsEmpty()) {
- return FALSE;
+CFX_ByteStringC CPDF_SimpleParser::GetWord() {
+ const uint8_t* pStart;
+ FX_DWORD dwSize;
+ int type;
+ ParseWord(pStart, dwSize, type);
+ if (dwSize == 1 && pStart[0] == '<') {
+ while (m_dwCurPos < m_dwSize && m_pData[m_dwCurPos] != '>') {
+ m_dwCurPos++;
+ }
+ if (m_dwCurPos < m_dwSize) {
+ m_dwCurPos++;
+ }
+ return CFX_ByteStringC(pStart,
+ (FX_STRSIZE)(m_dwCurPos - (pStart - m_pData)));
+ }
+ if (dwSize == 1 && pStart[0] == '(') {
+ int level = 1;
+ while (m_dwCurPos < m_dwSize) {
+ if (m_pData[m_dwCurPos] == ')') {
+ level--;
+ if (level == 0) {
+ break;
}
- if (word == token) {
- return TRUE;
+ }
+ if (m_pData[m_dwCurPos] == '\\') {
+ if (m_dwSize <= m_dwCurPos) {
+ break;
}
+ m_dwCurPos++;
+ } else if (m_pData[m_dwCurPos] == '(') {
+ level++;
+ }
+ if (m_dwSize <= m_dwCurPos) {
+ break;
+ }
+ m_dwCurPos++;
+ }
+ if (m_dwCurPos < m_dwSize) {
+ m_dwCurPos++;
+ }
+ return CFX_ByteStringC(pStart,
+ (FX_STRSIZE)(m_dwCurPos - (pStart - m_pData)));
+ }
+ return CFX_ByteStringC(pStart, dwSize);
+}
+FX_BOOL CPDF_SimpleParser::SearchToken(const CFX_ByteStringC& token) {
+ int token_len = token.GetLength();
+ while (m_dwCurPos < m_dwSize - token_len) {
+ if (FXSYS_memcmp(m_pData + m_dwCurPos, token.GetPtr(), token_len) == 0) {
+ break;
}
+ m_dwCurPos++;
+ }
+ if (m_dwCurPos == m_dwSize - token_len) {
return FALSE;
+ }
+ m_dwCurPos += token_len;
+ return TRUE;
}
-FX_BOOL CPDF_SimpleParser::FindTagPair(const CFX_ByteStringC& start_token, const CFX_ByteStringC& end_token,
- FX_DWORD& start_pos, FX_DWORD& end_pos)
-{
- if (!start_token.IsEmpty()) {
- if (!SkipWord(start_token)) {
- return FALSE;
- }
- start_pos = m_dwCurPos;
+FX_BOOL CPDF_SimpleParser::SkipWord(const CFX_ByteStringC& token) {
+ while (1) {
+ CFX_ByteStringC word = GetWord();
+ if (word.IsEmpty()) {
+ return FALSE;
}
- while (1) {
- end_pos = m_dwCurPos;
- CFX_ByteStringC word = GetWord();
- if (word.IsEmpty()) {
- return FALSE;
- }
- if (word == end_token) {
- return TRUE;
- }
+ if (word == token) {
+ return TRUE;
}
- return FALSE;
+ }
+ return FALSE;
}
-FX_BOOL CPDF_SimpleParser::FindTagParam(const CFX_ByteStringC& token, int nParams)
-{
- nParams ++;
- FX_DWORD* pBuf = FX_Alloc(FX_DWORD, nParams);
- int buf_index = 0;
- int buf_count = 0;
- while (1) {
- pBuf[buf_index++] = m_dwCurPos;
- if (buf_index == nParams) {
- buf_index = 0;
- }
- buf_count ++;
- if (buf_count > nParams) {
- buf_count = nParams;
- }
- CFX_ByteStringC word = GetWord();
- if (word.IsEmpty()) {
- FX_Free(pBuf);
- return FALSE;
- }
- if (word == token) {
- if (buf_count < nParams) {
- continue;
- }
- m_dwCurPos = pBuf[buf_index];
- FX_Free(pBuf);
- return TRUE;
- }
+FX_BOOL CPDF_SimpleParser::FindTagPair(const CFX_ByteStringC& start_token,
+ const CFX_ByteStringC& end_token,
+ FX_DWORD& start_pos,
+ FX_DWORD& end_pos) {
+ if (!start_token.IsEmpty()) {
+ if (!SkipWord(start_token)) {
+ return FALSE;
}
- return FALSE;
+ start_pos = m_dwCurPos;
+ }
+ while (1) {
+ end_pos = m_dwCurPos;
+ CFX_ByteStringC word = GetWord();
+ if (word.IsEmpty()) {
+ return FALSE;
+ }
+ if (word == end_token) {
+ return TRUE;
+ }
+ }
+ return FALSE;
}
-static int _hex2dec(char ch)
-{
- if (ch >= '0' && ch <= '9') {
- return ch - '0';
+FX_BOOL CPDF_SimpleParser::FindTagParam(const CFX_ByteStringC& token,
+ int nParams) {
+ nParams++;
+ FX_DWORD* pBuf = FX_Alloc(FX_DWORD, nParams);
+ int buf_index = 0;
+ int buf_count = 0;
+ while (1) {
+ pBuf[buf_index++] = m_dwCurPos;
+ if (buf_index == nParams) {
+ buf_index = 0;
}
- if (ch >= 'a' && ch <= 'f') {
- return ch - 'a' + 10;
+ buf_count++;
+ if (buf_count > nParams) {
+ buf_count = nParams;
}
- if (ch >= 'A' && ch <= 'F') {
- return ch - 'A' + 10;
+ CFX_ByteStringC word = GetWord();
+ if (word.IsEmpty()) {
+ FX_Free(pBuf);
+ return FALSE;
}
- return 0;
+ if (word == token) {
+ if (buf_count < nParams) {
+ continue;
+ }
+ m_dwCurPos = pBuf[buf_index];
+ FX_Free(pBuf);
+ return TRUE;
+ }
+ }
+ return FALSE;
}
-CFX_ByteString PDF_NameDecode(const CFX_ByteStringC& bstr)
-{
- int size = bstr.GetLength();
- const FX_CHAR* pSrc = bstr.GetCStr();
- if (FXSYS_memchr(pSrc, '#', size) == NULL) {
- return bstr;
- }
- CFX_ByteString result;
- FX_CHAR* pDestStart = result.GetBuffer(size);
- FX_CHAR* pDest = pDestStart;
- for (int i = 0; i < size; i ++) {
- if (pSrc[i] == '#' && i < size - 2) {
- *pDest ++ = _hex2dec(pSrc[i + 1]) * 16 + _hex2dec(pSrc[i + 2]);
- i += 2;
- } else {
- *pDest ++ = pSrc[i];
- }
+static int _hex2dec(char ch) {
+ if (ch >= '0' && ch <= '9') {
+ return ch - '0';
+ }
+ if (ch >= 'a' && ch <= 'f') {
+ return ch - 'a' + 10;
+ }
+ if (ch >= 'A' && ch <= 'F') {
+ return ch - 'A' + 10;
+ }
+ return 0;
+}
+CFX_ByteString PDF_NameDecode(const CFX_ByteStringC& bstr) {
+ int size = bstr.GetLength();
+ const FX_CHAR* pSrc = bstr.GetCStr();
+ if (FXSYS_memchr(pSrc, '#', size) == NULL) {
+ return bstr;
+ }
+ CFX_ByteString result;
+ FX_CHAR* pDestStart = result.GetBuffer(size);
+ FX_CHAR* pDest = pDestStart;
+ for (int i = 0; i < size; i++) {
+ if (pSrc[i] == '#' && i < size - 2) {
+ *pDest++ = _hex2dec(pSrc[i + 1]) * 16 + _hex2dec(pSrc[i + 2]);
+ i += 2;
+ } else {
+ *pDest++ = pSrc[i];
}
- result.ReleaseBuffer((FX_STRSIZE)(pDest - pDestStart));
- return result;
+ }
+ result.ReleaseBuffer((FX_STRSIZE)(pDest - pDestStart));
+ return result;
}
-CFX_ByteString PDF_NameDecode(const CFX_ByteString& orig)
-{
- if (FXSYS_memchr(orig.c_str(), '#', orig.GetLength()) == NULL) {
- return orig;
+CFX_ByteString PDF_NameDecode(const CFX_ByteString& orig) {
+ if (FXSYS_memchr(orig.c_str(), '#', orig.GetLength()) == NULL) {
+ return orig;
+ }
+ return PDF_NameDecode(CFX_ByteStringC(orig));
+}
+CFX_ByteString PDF_NameEncode(const CFX_ByteString& orig) {
+ uint8_t* src_buf = (uint8_t*)orig.c_str();
+ int src_len = orig.GetLength();
+ int dest_len = 0;
+ int i;
+ for (i = 0; i < src_len; i++) {
+ uint8_t ch = src_buf[i];
+ if (ch >= 0x80 || PDF_CharType[ch] == 'W' || ch == '#' ||
+ PDF_CharType[ch] == 'D') {
+ dest_len += 3;
+ } else {
+ dest_len++;
+ }
+ }
+ if (dest_len == src_len) {
+ return orig;
+ }
+ CFX_ByteString res;
+ FX_CHAR* dest_buf = res.GetBuffer(dest_len);
+ dest_len = 0;
+ for (i = 0; i < src_len; i++) {
+ uint8_t ch = src_buf[i];
+ if (ch >= 0x80 || PDF_CharType[ch] == 'W' || ch == '#' ||
+ PDF_CharType[ch] == 'D') {
+ dest_buf[dest_len++] = '#';
+ dest_buf[dest_len++] = "0123456789ABCDEF"[ch / 16];
+ dest_buf[dest_len++] = "0123456789ABCDEF"[ch % 16];
+ } else {
+ dest_buf[dest_len++] = ch;
}
- return PDF_NameDecode(CFX_ByteStringC(orig));
+ }
+ dest_buf[dest_len] = 0;
+ res.ReleaseBuffer();
+ return res;
}
-CFX_ByteString PDF_NameEncode(const CFX_ByteString& orig)
-{
- uint8_t* src_buf = (uint8_t*)orig.c_str();
- int src_len = orig.GetLength();
- int dest_len = 0;
- int i;
- for (i = 0; i < src_len; i ++) {
- uint8_t ch = src_buf[i];
- if (ch >= 0x80 || PDF_CharType[ch] == 'W' || ch == '#' ||
- PDF_CharType[ch] == 'D') {
- dest_len += 3;
+CFX_ByteTextBuf& operator<<(CFX_ByteTextBuf& buf, const CPDF_Object* pObj) {
+ if (pObj == NULL) {
+ buf << FX_BSTRC(" null");
+ return buf;
+ }
+ switch (pObj->GetType()) {
+ case PDFOBJ_NULL:
+ buf << FX_BSTRC(" null");
+ break;
+ case PDFOBJ_BOOLEAN:
+ case PDFOBJ_NUMBER:
+ buf << " " << pObj->GetString();
+ break;
+ case PDFOBJ_STRING: {
+ CFX_ByteString str = pObj->GetString();
+ FX_BOOL bHex = ((CPDF_String*)pObj)->IsHex();
+ buf << PDF_EncodeString(str, bHex);
+ break;
+ }
+ case PDFOBJ_NAME: {
+ CFX_ByteString str = pObj->GetString();
+ buf << FX_BSTRC("/") << PDF_NameEncode(str);
+ break;
+ }
+ case PDFOBJ_REFERENCE: {
+ CPDF_Reference* p = (CPDF_Reference*)pObj;
+ buf << " " << p->GetRefObjNum() << FX_BSTRC(" 0 R ");
+ break;
+ }
+ case PDFOBJ_ARRAY: {
+ CPDF_Array* p = (CPDF_Array*)pObj;
+ buf << FX_BSTRC("[");
+ for (FX_DWORD i = 0; i < p->GetCount(); i++) {
+ CPDF_Object* pElement = p->GetElement(i);
+ if (pElement->GetObjNum()) {
+ buf << " " << pElement->GetObjNum() << FX_BSTRC(" 0 R");
} else {
- dest_len ++;
+ buf << pElement;
}
+ }
+ buf << FX_BSTRC("]");
+ break;
}
- if (dest_len == src_len) {
- return orig;
- }
- CFX_ByteString res;
- FX_CHAR* dest_buf = res.GetBuffer(dest_len);
- dest_len = 0;
- for (i = 0; i < src_len; i ++) {
- uint8_t ch = src_buf[i];
- if (ch >= 0x80 || PDF_CharType[ch] == 'W' || ch == '#' ||
- PDF_CharType[ch] == 'D') {
- dest_buf[dest_len++] = '#';
- dest_buf[dest_len++] = "0123456789ABCDEF"[ch / 16];
- dest_buf[dest_len++] = "0123456789ABCDEF"[ch % 16];
+ case PDFOBJ_DICTIONARY: {
+ CPDF_Dictionary* p = (CPDF_Dictionary*)pObj;
+ buf << FX_BSTRC("<<");
+ FX_POSITION pos = p->GetStartPos();
+ while (pos) {
+ CFX_ByteString key;
+ CPDF_Object* pValue = p->GetNextElement(pos, key);
+ buf << FX_BSTRC("/") << PDF_NameEncode(key);
+ if (pValue->GetObjNum()) {
+ buf << " " << pValue->GetObjNum() << FX_BSTRC(" 0 R ");
} else {
- dest_buf[dest_len++] = ch;
+ buf << pValue;
}
+ }
+ buf << FX_BSTRC(">>");
+ break;
}
- dest_buf[dest_len] = 0;
- res.ReleaseBuffer();
- return res;
-}
-CFX_ByteTextBuf& operator << (CFX_ByteTextBuf& buf, const CPDF_Object* pObj)
-{
- if (pObj == NULL) {
- buf << FX_BSTRC(" null");
- return buf;
- }
- switch (pObj->GetType()) {
- case PDFOBJ_NULL:
- buf << FX_BSTRC(" null");
- break;
- case PDFOBJ_BOOLEAN:
- case PDFOBJ_NUMBER:
- buf << " " << pObj->GetString();
- break;
- case PDFOBJ_STRING: {
- CFX_ByteString str = pObj->GetString();
- FX_BOOL bHex = ((CPDF_String*)pObj)->IsHex();
- buf << PDF_EncodeString(str, bHex);
- break;
- }
- case PDFOBJ_NAME: {
- CFX_ByteString str = pObj->GetString();
- buf << FX_BSTRC("/") << PDF_NameEncode(str);
- break;
- }
- case PDFOBJ_REFERENCE: {
- CPDF_Reference* p = (CPDF_Reference*)pObj;
- buf << " " << p->GetRefObjNum() << FX_BSTRC(" 0 R ");
- break;
- }
- case PDFOBJ_ARRAY: {
- CPDF_Array* p = (CPDF_Array*)pObj;
- buf << FX_BSTRC("[");
- for (FX_DWORD i = 0; i < p->GetCount(); i ++) {
- CPDF_Object* pElement = p->GetElement(i);
- if (pElement->GetObjNum()) {
- buf << " " << pElement->GetObjNum() << FX_BSTRC(" 0 R");
- } else {
- buf << pElement;
- }
- }
- buf << FX_BSTRC("]");
- break;
- }
- case PDFOBJ_DICTIONARY: {
- CPDF_Dictionary* p = (CPDF_Dictionary*)pObj;
- buf << FX_BSTRC("<<");
- FX_POSITION pos = p->GetStartPos();
- while (pos) {
- CFX_ByteString key;
- CPDF_Object* pValue = p->GetNextElement(pos, key);
- buf << FX_BSTRC("/") << PDF_NameEncode(key);
- if (pValue->GetObjNum()) {
- buf << " " << pValue->GetObjNum() << FX_BSTRC(" 0 R ");
- } else {
- buf << pValue;
- }
- }
- buf << FX_BSTRC(">>");
- break;
- }
- case PDFOBJ_STREAM: {
- CPDF_Stream* p = (CPDF_Stream*)pObj;
- buf << p->GetDict() << FX_BSTRC("stream\r\n");
- CPDF_StreamAcc acc;
- acc.LoadAllData(p, TRUE);
- buf.AppendBlock(acc.GetData(), acc.GetSize());
- buf << FX_BSTRC("\r\nendstream");
- break;
- }
- default:
- ASSERT(FALSE);
- break;
+ case PDFOBJ_STREAM: {
+ CPDF_Stream* p = (CPDF_Stream*)pObj;
+ buf << p->GetDict() << FX_BSTRC("stream\r\n");
+ CPDF_StreamAcc acc;
+ acc.LoadAllData(p, TRUE);
+ buf.AppendBlock(acc.GetData(), acc.GetSize());
+ buf << FX_BSTRC("\r\nendstream");
+ break;
}
- return buf;
+ default:
+ ASSERT(FALSE);
+ break;
+ }
+ return buf;
}
-FX_FLOAT PDF_ClipFloat(FX_FLOAT f)
-{
- if (f < 0) {
- return 0;
- }
- if (f > 1.0f) {
- return 1.0f;
- }
- return f;
+FX_FLOAT PDF_ClipFloat(FX_FLOAT f) {
+ if (f < 0) {
+ return 0;
+ }
+ if (f > 1.0f) {
+ return 1.0f;
+ }
+ return f;
}
-static CPDF_Object* SearchNumberNode(CPDF_Dictionary* pNode, int num)
-{
- CPDF_Array* pLimits = pNode->GetArray("Limits");
- if (pLimits && (num < pLimits->GetInteger(0) || num > pLimits->GetInteger(1))) {
- return NULL;
- }
- CPDF_Array* pNumbers = pNode->GetArray("Nums");
- if (pNumbers) {
- FX_DWORD dwCount = pNumbers->GetCount() / 2;
- for (FX_DWORD i = 0; i < dwCount; i ++) {
- int index = pNumbers->GetInteger(i * 2);
- if (num == index) {
- return pNumbers->GetElementValue(i * 2 + 1);
- }
- if (index > num) {
- break;
- }
- }
- return NULL;
+static CPDF_Object* SearchNumberNode(CPDF_Dictionary* pNode, int num) {
+ CPDF_Array* pLimits = pNode->GetArray("Limits");
+ if (pLimits &&
+ (num < pLimits->GetInteger(0) || num > pLimits->GetInteger(1))) {
+ return NULL;
+ }
+ CPDF_Array* pNumbers = pNode->GetArray("Nums");
+ if (pNumbers) {
+ FX_DWORD dwCount = pNumbers->GetCount() / 2;
+ for (FX_DWORD i = 0; i < dwCount; i++) {
+ int index = pNumbers->GetInteger(i * 2);
+ if (num == index) {
+ return pNumbers->GetElementValue(i * 2 + 1);
+ }
+ if (index > num) {
+ break;
+ }
}
- CPDF_Array* pKids = pNode->GetArray("Kids");
- if (pKids == NULL) {
- return NULL;
+ return NULL;
+ }
+ CPDF_Array* pKids = pNode->GetArray("Kids");
+ if (pKids == NULL) {
+ return NULL;
+ }
+ for (FX_DWORD i = 0; i < pKids->GetCount(); i++) {
+ CPDF_Dictionary* pKid = pKids->GetDict(i);
+ if (pKid == NULL) {
+ continue;
}
- for (FX_DWORD i = 0; i < pKids->GetCount(); i ++) {
- CPDF_Dictionary* pKid = pKids->GetDict(i);
- if (pKid == NULL) {
- continue;
- }
- CPDF_Object* pFound = SearchNumberNode(pKid, num);
- if (pFound) {
- return pFound;
- }
+ CPDF_Object* pFound = SearchNumberNode(pKid, num);
+ if (pFound) {
+ return pFound;
}
- return NULL;
+ }
+ return NULL;
}
-CPDF_Object* CPDF_NumberTree::LookupValue(int num)
-{
- return SearchNumberNode(m_pRoot, num);
+CPDF_Object* CPDF_NumberTree::LookupValue(int num) {
+ return SearchNumberNode(m_pRoot, num);
}
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