Botan  1.10.9
Public Member Functions | List of all members
Botan::ASN1_String Class Reference

#include <asn1_str.h>

Inheritance diagram for Botan::ASN1_String:
Botan::ASN1_Object

Public Member Functions

 ASN1_String (const std::string &="")
 
 ASN1_String (const std::string &, ASN1_Tag)
 
void decode_from (class BER_Decoder &)
 
void encode_into (class DER_Encoder &) const
 
std::string iso_8859 () const
 
ASN1_Tag tagging () const
 
std::string value () const
 

Detailed Description

Simple String

Definition at line 18 of file asn1_str.h.

Constructor & Destructor Documentation

Botan::ASN1_String::ASN1_String ( const std::string &  str = "")

Definition at line 86 of file asn1_str.cpp.

References Botan::LATIN1_CHARSET, Botan::LOCAL_CHARSET, and Botan::Charset::transcode().

Referenced by decode_from().

87  {
88  iso_8859_str = Charset::transcode(str, LOCAL_CHARSET, LATIN1_CHARSET);
89  tag = choose_encoding(iso_8859_str, "latin1");
90  }
std::string transcode(const std::string &str, Character_Set to, Character_Set from)
Definition: charset.cpp:103
Botan::ASN1_String::ASN1_String ( const std::string &  str,
ASN1_Tag  t 
)

Definition at line 65 of file asn1_str.cpp.

References Botan::BMP_STRING, Botan::DIRECTORY_STRING, Botan::IA5_STRING, Botan::LATIN1_CHARSET, Botan::LOCAL_CHARSET, Botan::NUMERIC_STRING, Botan::PRINTABLE_STRING, Botan::T61_STRING, Botan::to_string(), Botan::Charset::transcode(), Botan::UTF8_STRING, and Botan::VISIBLE_STRING.

65  : tag(t)
66  {
67  iso_8859_str = Charset::transcode(str, LOCAL_CHARSET, LATIN1_CHARSET);
68 
69  if(tag == DIRECTORY_STRING)
70  tag = choose_encoding(iso_8859_str, "latin1");
71 
72  if(tag != NUMERIC_STRING &&
73  tag != PRINTABLE_STRING &&
74  tag != VISIBLE_STRING &&
75  tag != T61_STRING &&
76  tag != IA5_STRING &&
77  tag != UTF8_STRING &&
78  tag != BMP_STRING)
79  throw Invalid_Argument("ASN1_String: Unknown string type " +
80  to_string(tag));
81  }
std::invalid_argument Invalid_Argument
Definition: exceptn.h:20
std::string transcode(const std::string &str, Character_Set to, Character_Set from)
Definition: charset.cpp:103
std::string to_string(u64bit n, size_t min_len)
Definition: parsing.cpp:42

Member Function Documentation

void Botan::ASN1_String::decode_from ( class BER_Decoder from)
virtual

Decode whatever this object is from from

Parameters
fromthe BER_Decoder that will be read from

Implements Botan::ASN1_Object.

Definition at line 130 of file asn1_str.cpp.

References ASN1_String(), Botan::BMP_STRING, Botan::BER_Decoder::get_next_object(), Botan::LATIN1_CHARSET, Botan::LOCAL_CHARSET, Botan::ASN1::to_string(), Botan::Charset::transcode(), Botan::BER_Object::type_tag, Botan::UCS2_CHARSET, Botan::UTF8_CHARSET, and Botan::UTF8_STRING.

131  {
132  BER_Object obj = source.get_next_object();
133 
134  Character_Set charset_is;
135 
136  if(obj.type_tag == BMP_STRING)
137  charset_is = UCS2_CHARSET;
138  else if(obj.type_tag == UTF8_STRING)
139  charset_is = UTF8_CHARSET;
140  else
141  charset_is = LATIN1_CHARSET;
142 
143  *this = ASN1_String(
145  obj.type_tag);
146  }
std::string to_string(const BER_Object &obj)
Definition: asn1_int.cpp:46
Character_Set
Definition: charset.h:19
std::string transcode(const std::string &str, Character_Set to, Character_Set from)
Definition: charset.cpp:103
ASN1_String(const std::string &="")
Definition: asn1_str.cpp:86
void Botan::ASN1_String::encode_into ( class DER_Encoder to) const
virtual

Encode whatever this object is into to

Parameters
tothe DER_Encoder that will be written to

Implements Botan::ASN1_Object.

Definition at line 119 of file asn1_str.cpp.

References Botan::DER_Encoder::add_object(), iso_8859(), Botan::LATIN1_CHARSET, tagging(), Botan::Charset::transcode(), Botan::UNIVERSAL, Botan::UTF8_CHARSET, Botan::UTF8_STRING, and value().

120  {
121  std::string value = iso_8859();
122  if(tagging() == UTF8_STRING)
124  encoder.add_object(tagging(), UNIVERSAL, value);
125  }
ASN1_Tag tagging() const
Definition: asn1_str.cpp:111
std::string value() const
Definition: asn1_str.cpp:103
std::string transcode(const std::string &str, Character_Set to, Character_Set from)
Definition: charset.cpp:103
std::string iso_8859() const
Definition: asn1_str.cpp:95
std::string Botan::ASN1_String::iso_8859 ( ) const

Definition at line 95 of file asn1_str.cpp.

Referenced by encode_into().

96  {
97  return iso_8859_str;
98  }
ASN1_Tag Botan::ASN1_String::tagging ( ) const

Definition at line 111 of file asn1_str.cpp.

Referenced by encode_into().

112  {
113  return tag;
114  }
std::string Botan::ASN1_String::value ( ) const

Definition at line 103 of file asn1_str.cpp.

References Botan::LATIN1_CHARSET, Botan::LOCAL_CHARSET, and Botan::Charset::transcode().

Referenced by Botan::X509_DN::decode_from(), and encode_into().

104  {
105  return Charset::transcode(iso_8859_str, LATIN1_CHARSET, LOCAL_CHARSET);
106  }
std::string transcode(const std::string &str, Character_Set to, Character_Set from)
Definition: charset.cpp:103

The documentation for this class was generated from the following files: