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// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#ifndef XFA_SRC_FGAS_INCLUDE_FX_ALG_H_
#define XFA_SRC_FGAS_INCLUDE_FX_ALG_H_
#include <cstdint>
#include "core/include/fxcrt/fx_basic.h"
#define FX_IsOdd(a) ((a)&1)
#ifdef __cplusplus
extern "C" {
#endif
int32_t FX_Base64EncodeA(const uint8_t* pSrc, int32_t iSrcLen, FX_CHAR* pDst);
int32_t FX_Base64DecodeA(const FX_CHAR* pSrc, int32_t iSrcLen, uint8_t* pDst);
int32_t FX_Base64DecodeW(const FX_WCHAR* pSrc, int32_t iSrcLen, uint8_t* pDst);
uint8_t FX_Hex2Dec(uint8_t hexHigh, uint8_t hexLow);
int32_t FX_SeparateStringW(const FX_WCHAR* pStr,
int32_t iStrLen,
FX_WCHAR delimiter,
CFX_WideStringArray& pieces);
#ifdef __cplusplus
};
#endif
template <class baseType>
class CFX_DSPATemplate {
public:
int32_t Lookup(const baseType& find, const baseType* pArray, int32_t iCount) {
FXSYS_assert(pArray != NULL);
if (iCount < 1) {
return -1;
}
int32_t iStart = 0, iEnd = iCount - 1, iMid;
do {
iMid = (iStart + iEnd) / 2;
const baseType& v = pArray[iMid];
if (find == v) {
return iMid;
} else if (find < v) {
iEnd = iMid - 1;
} else {
iStart = iMid + 1;
}
} while (iStart <= iEnd);
return -1;
}
};
#endif // XFA_SRC_FGAS_INCLUDE_FX_ALG_H_
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