diff options
author | lloyd <[email protected]> | 2014-01-10 03:41:59 +0000 |
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committer | lloyd <[email protected]> | 2014-01-10 03:41:59 +0000 |
commit | 6894dca64c04936d07048c0e8cbf7e25858548c3 (patch) | |
tree | 5d572bfde9fe667dab14e3f04b5285a85d8acd95 /src/lib/tls/msg_server_hello.cpp | |
parent | 9efa3be92442afb3d0b69890a36c7f122df18eda (diff) |
Move lib into src
Diffstat (limited to 'src/lib/tls/msg_server_hello.cpp')
-rw-r--r-- | src/lib/tls/msg_server_hello.cpp | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/src/lib/tls/msg_server_hello.cpp b/src/lib/tls/msg_server_hello.cpp new file mode 100644 index 000000000..a775e0b4b --- /dev/null +++ b/src/lib/tls/msg_server_hello.cpp @@ -0,0 +1,142 @@ +;/* +* TLS Server Hello and Server Hello Done +* (C) 2004-2011 Jack Lloyd +* +* Released under the terms of the Botan license +*/ + +#include <botan/internal/tls_messages.h> +#include <botan/internal/tls_reader.h> +#include <botan/internal/tls_session_key.h> +#include <botan/internal/tls_extensions.h> +#include <botan/internal/tls_handshake_io.h> +#include <botan/internal/stl_util.h> + +namespace Botan { + +namespace TLS { + +/* +* Create a new Server Hello message +*/ +Server_Hello::Server_Hello(Handshake_IO& io, + Handshake_Hash& hash, + const Policy& policy, + const std::vector<byte>& session_id, + Protocol_Version ver, + u16bit ciphersuite, + byte compression, + size_t max_fragment_size, + bool client_has_secure_renegotiation, + const std::vector<byte>& reneg_info, + bool offer_session_ticket, + bool client_has_npn, + const std::vector<std::string>& next_protocols, + bool client_has_heartbeat, + RandomNumberGenerator& rng) : + m_version(ver), + m_session_id(session_id), + m_random(make_hello_random(rng)), + m_ciphersuite(ciphersuite), + m_comp_method(compression) + { + if(client_has_heartbeat && policy.negotiate_heartbeat_support()) + m_extensions.add(new Heartbeat_Support_Indicator(true)); + + /* + * Even a client that offered SSLv3 and sent the SCSV will get an + * extension back. This is probably the right thing to do. + */ + if(client_has_secure_renegotiation) + m_extensions.add(new Renegotiation_Extension(reneg_info)); + + if(max_fragment_size) + m_extensions.add(new Maximum_Fragment_Length(max_fragment_size)); + + if(client_has_npn) + m_extensions.add(new Next_Protocol_Notification(next_protocols)); + + if(offer_session_ticket) + m_extensions.add(new Session_Ticket()); + + hash.update(io.send(*this)); + } + +/* +* Deserialize a Server Hello message +*/ +Server_Hello::Server_Hello(const std::vector<byte>& buf) + { + if(buf.size() < 38) + throw Decoding_Error("Server_Hello: Packet corrupted"); + + TLS_Data_Reader reader(buf); + + const byte major_version = reader.get_byte(); + const byte minor_version = reader.get_byte(); + + m_version = Protocol_Version(major_version, minor_version); + + m_random = reader.get_fixed<byte>(32); + + m_session_id = reader.get_range<byte>(1, 0, 32); + + m_ciphersuite = reader.get_u16bit(); + + m_comp_method = reader.get_byte(); + + m_extensions.deserialize(reader); + } + +/* +* Serialize a Server Hello message +*/ +std::vector<byte> Server_Hello::serialize() const + { + std::vector<byte> buf; + + buf.push_back(m_version.major_version()); + buf.push_back(m_version.minor_version()); + buf += m_random; + + append_tls_length_value(buf, m_session_id, 1); + + buf.push_back(get_byte(0, m_ciphersuite)); + buf.push_back(get_byte(1, m_ciphersuite)); + + buf.push_back(m_comp_method); + + buf += m_extensions.serialize(); + + return buf; + } + +/* +* Create a new Server Hello Done message +*/ +Server_Hello_Done::Server_Hello_Done(Handshake_IO& io, + Handshake_Hash& hash) + { + hash.update(io.send(*this)); + } + +/* +* Deserialize a Server Hello Done message +*/ +Server_Hello_Done::Server_Hello_Done(const std::vector<byte>& buf) + { + if(buf.size()) + throw Decoding_Error("Server_Hello_Done: Must be empty, and is not"); + } + +/* +* Serialize a Server Hello Done message +*/ +std::vector<byte> Server_Hello_Done::serialize() const + { + return std::vector<byte>(); + } + +} + +} |