Botan::TLS::SRTP_Protection_Profiles Class Reference

#include <tls_extensions.h>

Inheritance diagram for Botan::TLS::SRTP_Protection_Profiles:

List of all members.

Public Member Functions
bool	empty () const
const std::vector< u16bit > &	profiles () const
std::vector< byte >	serialize () const
	SRTP_Protection_Profiles (const std::vector< u16bit > &pp)
	SRTP_Protection_Profiles (u16bit pp)
	SRTP_Protection_Profiles (TLS_Data_Reader &reader, u16bit extension_size)
Handshake_Extension_Type	type () const
Static Public Member Functions
static Handshake_Extension_Type	static_type ()

---

Detailed Description

Used to indicate SRTP algorithms for DTLS (RFC 5764)

Definition at line 359 of file tls_extensions.h.

---

Constructor & Destructor Documentation

Botan::TLS::SRTP_Protection_Profiles::SRTP_Protection_Profiles

(

const std::vector< u16bit > &

pp

)

[inline]

Definition at line 373 of file tls_extensions.h.

: m_pp(pp) {}

Botan::TLS::SRTP_Protection_Profiles::SRTP_Protection_Profiles

(

u16bit

pp

)

[inline]

Definition at line 375 of file tls_extensions.h.

: m_pp(1, pp) {}

Botan::TLS::SRTP_Protection_Profiles::SRTP_Protection_Profiles	(	TLS_Data_Reader &	reader,
		u16bit	extension_size
	)

Definition at line 547 of file tls_extensions.cpp.

References Botan::TLS::TLS_Data_Reader::get_range().

   {
   m_pp = reader.get_range<u16bit>(2, 0, 65535);

   const std::vector<byte> mki = reader.get_range<byte>(1, 0, 255);

   if(m_pp.size() * 2 + mki.size() + 3 != extension_size)
      throw Decoding_Error("Bad encoding for SRTP protection extension");

   if(!mki.empty())
      throw Decoding_Error("Unhandled non-empty MKI for SRTP protection extension");
   }

---

Member Function Documentation

bool Botan::TLS::SRTP_Protection_Profiles::empty

(

)

const [inline, virtual]

Returns:

if we should encode this extension or not

Implements Botan::TLS::Extension.

Definition at line 371 of file tls_extensions.h.

{ return m_pp.empty(); }

const std::vector<u16bit>& Botan::TLS::SRTP_Protection_Profiles::profiles

(

)

const [inline]

Definition at line 367 of file tls_extensions.h.

{ return m_pp; }

std::vector< byte > Botan::TLS::SRTP_Protection_Profiles::serialize

(

)

const [virtual]

Returns:

serialized binary for the extension

Implements Botan::TLS::Extension.

Definition at line 561 of file tls_extensions.cpp.

References Botan::get_byte().

   {
   std::vector<byte> buf;

   const u16bit pp_len = m_pp.size() * 2;
   buf.push_back(get_byte(0, pp_len));
   buf.push_back(get_byte(1, pp_len));

   for(u16bit pp : m_pp)
      {
      buf.push_back(get_byte(0, pp));
      buf.push_back(get_byte(1, pp));
      }

   buf.push_back(0); // srtp_mki, always empty here

   return buf;
   }

static Handshake_Extension_Type Botan::TLS::SRTP_Protection_Profiles::static_type

(

)

[inline, static]

Definition at line 362 of file tls_extensions.h.

References Botan::TLS::TLSEXT_USE_SRTP.

Referenced by type().

         { return TLSEXT_USE_SRTP; }

Handshake_Extension_Type Botan::TLS::SRTP_Protection_Profiles::type

(

)

const [inline, virtual]

Returns:

code number of the extension

Implements Botan::TLS::Extension.

Definition at line 365 of file tls_extensions.h.

References static_type().

{ return static_type(); }

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

• src/lib/tls/tls_extensions.h
• src/lib/tls/tls_extensions.cpp