libzypp  17.14.0
CheckSum.h
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12 #ifndef ZYPP_CHECKSUM_H
13 #define ZYPP_CHECKSUM_H
14 
15 #include <iosfwd>
16 #include <string>
17 #include <sstream>
18 
19 #include "zypp/base/Exception.h"
20 #include "zypp/Pathname.h"
21 
23 namespace zypp
24 {
25 
26  struct CheckSumException : public Exception
27  {
28  CheckSumException( const std::string & msg )
29  : Exception( msg )
30  {}
31  };
32 
33  class CheckSum
34  {
35  public:
37  CheckSum()
38  {}
43  CheckSum( const std::string & type, const std::string & checksum );
48  CheckSum( const std::string & checksum )
49  : CheckSum( std::string(), checksum )
50  {}
51 
55  CheckSum( const std::string & type, std::istream & input_r );
56 
57 #ifndef SWIG // Swig treats it as syntax error0
58 
59  CheckSum( const std::string & type, std::istream && input_r )
60  : CheckSum( type, input_r )
61  {}
62 #endif
63 
64  public:
65  static const std::string & md5Type();
66  static const std::string & shaType();
67  static const std::string & sha1Type();
68  static const std::string & sha224Type();
69  static const std::string & sha256Type();
70  static const std::string & sha384Type();
71  static const std::string & sha512Type();
72 
75  static CheckSum md5( const std::string & checksum ) { return CheckSum( md5Type(), checksum); }
76  static CheckSum sha( const std::string & checksum ) { return CheckSum( shaType(), checksum); }
77  static CheckSum sha1( const std::string & checksum ) { return CheckSum( sha1Type(), checksum); }
78  static CheckSum sha224( const std::string & checksum ) { return CheckSum( sha224Type(), checksum); }
79  static CheckSum sha256( const std::string & checksum ) { return CheckSum( sha256Type(), checksum); }
80  static CheckSum sha384( const std::string & checksum ) { return CheckSum( sha384Type(), checksum); }
81  static CheckSum sha512( const std::string & checksum ) { return CheckSum( sha512Type(), checksum); }
83 
86  static CheckSum md5( std::istream & input_r ) { return CheckSum( md5Type(), input_r ); }
87  static CheckSum sha( std::istream & input_r ) { return CheckSum( sha1Type(), input_r ); }
88  static CheckSum sha1( std::istream & input_r ) { return CheckSum( sha1Type(), input_r ); }
89  static CheckSum sha224( std::istream & input_r ) { return CheckSum( sha224Type(), input_r ); }
90  static CheckSum sha256( std::istream & input_r ) { return CheckSum( sha256Type(), input_r ); }
91  static CheckSum sha384( std::istream & input_r ) { return CheckSum( sha384Type(), input_r ); }
92  static CheckSum sha512( std::istream & input_r ) { return CheckSum( sha512Type(), input_r ); }
93 #ifndef SWIG // Swig treats it as syntax error
94  static CheckSum md5( std::istream && input_r ) { return CheckSum( md5Type(), input_r ); }
95  static CheckSum sha( std::istream && input_r ) { return CheckSum( sha1Type(), input_r ); }
96  static CheckSum sha1( std::istream && input_r ) { return CheckSum( sha1Type(), input_r ); }
97  static CheckSum sha224( std::istream && input_r ) { return CheckSum( sha224Type(), input_r ); }
98  static CheckSum sha256( std::istream && input_r ) { return CheckSum( sha256Type(), input_r ); }
99  static CheckSum sha384( std::istream && input_r ) { return CheckSum( sha384Type(), input_r ); }
100  static CheckSum sha512( std::istream && input_r ) { return CheckSum( sha512Type(), input_r ); }
101 #endif
102 
103 
106  static CheckSum md5FromString( const std::string & input_r ) { return md5( std::stringstream( input_r ) ); }
107  static CheckSum shaFromString( const std::string & input_r ) { return sha( std::stringstream( input_r ) ); }
108  static CheckSum sha1FromString( const std::string & input_r ) { return sha1( std::stringstream( input_r ) ); }
109  static CheckSum sha224FromString( const std::string & input_r ) { return sha224( std::stringstream( input_r ) ); }
110  static CheckSum sha256FromString( const std::string & input_r ) { return sha256( std::stringstream( input_r ) ); }
111  static CheckSum sha384FromString( const std::string & input_r ) { return sha384( std::stringstream( input_r ) ); }
112  static CheckSum sha512FromString( const std::string & input_r ) { return sha512( std::stringstream( input_r ) ); }
114 
115  public:
116  std::string type() const;
117  std::string checksum() const;
118  bool empty() const;
119 
120  public:
121  std::string asString() const;
122 
123  private:
124  std::string _type;
125  std::string _checksum;
126  };
127 
129  std::ostream & operator<<( std::ostream & str, const CheckSum & obj );
130 
132  std::ostream & dumpAsXmlOn( std::ostream & str, const CheckSum & obj );
133 
135  bool operator==( const CheckSum & lhs, const CheckSum & rhs );
136 
138  bool operator!=( const CheckSum & lhs, const CheckSum & rhs );
139 
140 } // namespace zypp
142 #endif // ZYPP_CHECKSUM_H