Botan::ASN1_String Class Reference

#include <asn1_str.h>

Inheritance diagram for Botan::ASN1_String:

List of all members.

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

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Detailed Description

Simple String

Definition at line 18 of file asn1_str.h.

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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().

   {
   iso_8859_str = Charset::transcode(str, LOCAL_CHARSET, LATIN1_CHARSET);
   tag = choose_encoding(iso_8859_str, "latin1");
   }

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::ASN1::to_string(), Botan::Charset::transcode(), Botan::UTF8_STRING, and Botan::VISIBLE_STRING.

                                                         : tag(t)
   {
   iso_8859_str = Charset::transcode(str, LOCAL_CHARSET, LATIN1_CHARSET);

   if(tag == DIRECTORY_STRING)
      tag = choose_encoding(iso_8859_str, "latin1");

   if(tag != NUMERIC_STRING &&
      tag != PRINTABLE_STRING &&
      tag != VISIBLE_STRING &&
      tag != T61_STRING &&
      tag != IA5_STRING &&
      tag != UTF8_STRING &&
      tag != BMP_STRING)
      throw Invalid_Argument("ASN1_String: Unknown string type " +
                             std::to_string(tag));
   }

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Member Function Documentation

void Botan::ASN1_String::decode_from

(

class BER_Decoder &

from

)

[virtual]

Decode whatever this object is from from

Parameters:

from	the 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.

   {
   BER_Object obj = source.get_next_object();

   Character_Set charset_is;

   if(obj.type_tag == BMP_STRING)
      charset_is = UCS2_CHARSET;
   else if(obj.type_tag == UTF8_STRING)
      charset_is = UTF8_CHARSET;
   else
      charset_is = LATIN1_CHARSET;

   *this = ASN1_String(
      Charset::transcode(ASN1::to_string(obj), charset_is, LOCAL_CHARSET),
      obj.type_tag);
   }

void Botan::ASN1_String::encode_into

(

class DER_Encoder &

to

)

const [virtual]

Encode whatever this object is into to

Parameters:

to	the 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().

   {
   std::string value = iso_8859();
   if(tagging() == UTF8_STRING)
      value = Charset::transcode(value, LATIN1_CHARSET, UTF8_CHARSET);
   encoder.add_object(tagging(), UNIVERSAL, value);
   }

std::string Botan::ASN1_String::iso_8859

(

)

const

Definition at line 95 of file asn1_str.cpp.

Referenced by encode_into().

   {
   return iso_8859_str;
   }

ASN1_Tag Botan::ASN1_String::tagging

(

)

const

Definition at line 111 of file asn1_str.cpp.

Referenced by encode_into().

   {
   return tag;
   }

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(), encode_into(), and Botan::TLS::Session::Session().

   {
   return Charset::transcode(iso_8859_str, LATIN1_CHARSET, LOCAL_CHARSET);
   }

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

• src/lib/asn1/asn1_str.h
• src/lib/asn1/asn1_str.cpp