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Base64.h
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C/C++ Source or Header
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2005-11-14
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2KB
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85 lines
#ifndef __BASE64_H__
#define __BASE64_H__
/*
===============================================================================
base64
===============================================================================
*/
class idBase64 {
public:
idBase64( void );
idBase64( const idStr &s );
~idBase64( void );
void Encode( const byte *from, int size );
void Encode( const idStr &src );
int DecodeLength( void ) const; // minimum size in bytes of destination buffer for decoding
int Decode( byte *to ) const; // does not append a \0 - needs a DecodeLength() bytes buffer
void Decode( idStr &dest ) const; // decodes the binary content to an idStr (a bit dodgy, \0 and other non-ascii are possible in the decoded content)
void Decode( idFile *dest ) const;
const char *c_str() const;
void operator=( const idStr &s );
private:
byte * data;
int len;
int alloced;
void Init( void );
void Release( void );
void EnsureAlloced( int size );
};
ID_INLINE idBase64::idBase64( void ) {
Init();
}
ID_INLINE idBase64::idBase64( const idStr &s ) {
Init();
*this = s;
}
ID_INLINE idBase64::~idBase64( void ) {
Release();
}
ID_INLINE const char *idBase64::c_str( void ) const {
return (const char *)data;
}
ID_INLINE void idBase64::Init( void ) {
len = 0;
alloced = 0;
data = NULL;
}
ID_INLINE void idBase64::Release( void ) {
if ( data ) {
delete[] data;
}
Init();
}
ID_INLINE void idBase64::EnsureAlloced( int size ) {
if ( size > alloced ) {
Release();
}
data = new byte[size];
alloced = size;
}
ID_INLINE void idBase64::operator=( const idStr &s ) {
EnsureAlloced( s.Length()+1 ); // trailing \0 - beware, this does a Release
strcpy( (char *)data, s.c_str() );
len = s.Length();
}
#endif /* !__BASE64_H__ */