MIRA
SHA256.h
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38 
47 #ifndef _MIRA_SHA256_H_
48 #define _MIRA_SHA256_H_
49 
50 #include <security/HashStream.h>
51 
52 #ifdef MIRA_USE_OPENSSL3
54 #endif
55 
56 namespace mira {
57 
59 
60 #ifdef MIRA_USE_OPENSSL3
61 
67 class SHA256StreamBuf :
68  public OpenSSLWrapperMD
69 {
70 public:
71  SHA256StreamBuf() : OpenSSLWrapperMD("SHA256") {}
72  virtual ~SHA256StreamBuf() {}
73 };
74 
75 #else // MIRA_USE_OPENSSL3
76 
83  public HashStreamBuf
84 {
85 public:
88 
90  virtual ~SHA256StreamBuf();
91 
92 public:
94  virtual void reset();
95 
97  virtual HashDigest getDigest() const;
98 
99 protected:
101  virtual std::streamsize xsputn(const char* s, std::streamsize n);
102 
103 private:
104  struct Context;
105 
106  Context* mCtx;
107 };
108 
109 #endif // MIRA_USE_OPENSSL3
110 
112 
119 
121 
122 } // namespace
123 
124 #endif
virtual ~SHA256StreamBuf()
The destructor.
A generic hash streambuf class.
Definition: HashStream.h:93
HashStream< SHA256StreamBuf > SHA256
A simple SHA256 hash stream.
Definition: SHA256.h:118
The SHA256 hash function.
Definition: SHA256.h:82
specialize cv::DataType for our ImgPixel and inherit from cv::DataType<Vec>
Definition: IOService.h:67
A generic hash digest, which consists of an array of bytes.
Definition: HashStream.h:65
#define MIRA_BASE_EXPORT
This is required because on windows there is a macro defined called ERROR.
Definition: Platform.h:153
SHA256StreamBuf()
Default constructor.
A template base class for hash functions based on std::ostream.
Definition: HashStream.h:157
Some basic classes for different Hash function.