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re-unify classes

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This commit is contained in:
Bernhard Amann 2013-03-12 09:27:59 -07:00
parent cfada61672
commit 2b28c3a578
2 changed files with 25 additions and 37 deletions
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25
src/Base64.h
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@ -10,27 +10,10 @@
#include "Analyzer.h"
// Maybe we should have a base class for generic decoders?
class Base64 {
public:
protected:
static const string default_alphabet;
};
class Base64Encoder : public Base64 {
public:
Base64Encoder(const string& arg_alphabet = "");
void Encode(int len, const unsigned char* data, int* blen, char** buf);
protected:
string alphabet;
};
class Base64Decoder : public Base64 {
class Base64Decoder {
public:
// <analyzer> is used for error reporting, and it should be zero when
// the decoder is called by the built-in function decode_base64().
// the decoder is called by the built-in function decode_base64() or encode_base64().
// Empty alphabet indicates the default base64 alphabet.
Base64Decoder(Analyzer* analyzer, const string& alphabet = "");
~Base64Decoder();
@ -46,6 +29,7 @@ public:
// is not enough output buffer space.
int Decode(int len, const char* data, int* blen, char** buf);
void Encode(int len, const unsigned char* data, int* blen, char** buf);
int Done(int* pblen, char** pbuf);
int HasData() const { return base64_group_next != 0; }
@ -67,6 +51,9 @@ protected:
char error_msg[256];
protected:
static const string default_alphabet;
string alphabet;
static int* InitBase64Table(const string& alphabet);
static int default_base64_table[256];
char base64_group[4];