1 files changed, 153 insertions, 0 deletions
diff --git a/src/libs/3rdparty/botan/src/lib/asn1/asn1_str.cpp b/src/libs/3rdparty/botan/src/lib/asn1/asn1_str.cpp
new file mode 100644
index 00000000000..416e4f0ac5e
--- /dev/null
+++ b/src/libs/3rdparty/botan/src/lib/asn1/asn1_str.cpp
@@ -0,0 +1,153 @@
+/*
+* Simple ASN.1 String Types
+* (C) 1999-2007 Jack Lloyd
+*
+* Botan is released under the Simplified BSD License (see license.txt)
+*/
+
+#include <botan/asn1_str.h>
+#include <botan/der_enc.h>
+#include <botan/ber_dec.h>
+#include <botan/charset.h>
+
+namespace Botan {
+
+namespace {
+
+/*
+* Choose an encoding for the string
+*/
+ASN1_Tag choose_encoding(const std::string& str)
+   {
+   static const uint8_t IS_PRINTABLE[256] = {
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
+      0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01,
+      0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00,
+      0x00, 0x01, 0x00, 0x01, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
+      0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
+      0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
+      0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
+      0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
+      0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      0x00, 0x00, 0x00, 0x00 };
+
+   for(size_t i = 0; i != str.size(); ++i)
+      {
+      if(!IS_PRINTABLE[static_cast<uint8_t>(str[i])])
+         {
+         return UTF8_STRING;
+         }
+      }
+   return PRINTABLE_STRING;
+   }
+
+void assert_is_string_type(ASN1_Tag tag)
+   {
+   if(!ASN1_String::is_string_type(tag))
+      {
+      throw Invalid_Argument("ASN1_String: Unknown string type " +
+                             std::to_string(tag));
+      }
+   }
+
+}
+
+//static
+bool ASN1_String::is_string_type(ASN1_Tag tag)
+   {
+   return (tag == NUMERIC_STRING ||
+           tag == PRINTABLE_STRING ||
+           tag == VISIBLE_STRING ||
+           tag == T61_STRING ||
+           tag == IA5_STRING ||
+           tag == UTF8_STRING ||
+           tag == BMP_STRING ||
+           tag == UNIVERSAL_STRING);
+   }
+
+
+/*
+* Create an ASN1_String
+*/
+ASN1_String::ASN1_String(const std::string& str, ASN1_Tag t) : m_utf8_str(str), m_tag(t)
+   {
+   if(m_tag == DIRECTORY_STRING)
+      {
+      m_tag = choose_encoding(m_utf8_str);
+      }
+
+   assert_is_string_type(m_tag);
+   }
+
+/*
+* Create an ASN1_String
+*/
+ASN1_String::ASN1_String(const std::string& str) :
+   m_utf8_str(str),
+   m_tag(choose_encoding(m_utf8_str))
+   {}
+
+/*
+* Return this string in ISO 8859-1 encoding
+*/
+std::string ASN1_String::iso_8859() const
+   {
+   return utf8_to_latin1(m_utf8_str);
+   }
+
+/*
+* DER encode an ASN1_String
+*/
+void ASN1_String::encode_into(DER_Encoder& encoder) const
+   {
+   if(m_data.empty())
+      {
+      encoder.add_object(tagging(), UNIVERSAL, m_utf8_str);
+      }
+   else
+      {
+      // If this string was decoded, reserialize using original encoding
+      encoder.add_object(tagging(), UNIVERSAL, m_data.data(), m_data.size());
+      }
+   }
+
+/*
+* Decode a BER encoded ASN1_String
+*/
+void ASN1_String::decode_from(BER_Decoder& source)
+   {
+   BER_Object obj = source.get_next_object();
+
+   assert_is_string_type(obj.type());
+
+   m_tag = obj.type();
+   m_data.assign(obj.bits(), obj.bits() + obj.length());
+
+   if(m_tag == BMP_STRING)
+      {
+      m_utf8_str = ucs2_to_utf8(m_data.data(), m_data.size());
+      }
+   else if(m_tag == UNIVERSAL_STRING)
+      {
+      m_utf8_str = ucs4_to_utf8(m_data.data(), m_data.size());
+      }
+   else
+      {
+      // All other supported string types are UTF-8 or some subset thereof
+      m_utf8_str = ASN1::to_string(obj);
+      }
+   }
+
+}