mirror of https://github.com/oxen-io/lokinet
add link level keepalive
remove debugging messages start handling more messagespull/1/head
Jeff Becker
6 years ago
parent
93f0e03958
commit
c51d29a0c6
@ -0,0 +1,12 @@
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#ifndef LLARP_ENCRYPTED_FRAME_HPP
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#define LLARP_ENCRYPTED_FRAME_HPP
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#include <llarp/mem.h>
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#include <vector>
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namespace llarp
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{
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typedef std::vector< byte_t > EncryptedFrame;
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}
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#endif
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@ -0,0 +1,102 @@
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#ifndef LLARP_RELAY_COMMIT_HPP
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#define LLARP_RELAY_COMMIT_HPP
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#include <llarp/crypto.h>
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#include <llarp/encrypted_frame.hpp>
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#include <vector>
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namespace llarp
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{
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struct LR_CommitRecord
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{
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llarp_pubkey_t commkey;
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llarp_pubkey_t nextHop;
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llarp_tunnel_nonce_t nonce;
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uint64_t lifetime;
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uint64_t pathid;
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uint64_t version;
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bool
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BDecode(llarp_buffer_t *buf);
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bool
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BEncode(llarp_buffer_t *buf);
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};
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struct LR_AcceptRecord
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{
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uint64_t pathid;
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uint64_t version;
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std::vector< byte_t > padding;
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bool
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BDecode(llarp_buffer_t *buf);
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bool
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BEncode(llarp_buffer_t *buf);
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};
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struct LR_StatusMessage
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{
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std::vector< EncryptedFrame > replies;
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uint64_t version;
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bool
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BDecode(llarp_buffer_t *buf);
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bool
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BEncode(llarp_buffer_t *buf);
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};
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struct LR_CommitMessage
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{
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std::vector< EncryptedFrame > frames;
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uint64_t version;
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void
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Clear();
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bool
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BDecode(llarp_buffer_t *buf);
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bool
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BEncode(llarp_buffer_t *buf);
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};
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struct AsyncPathDecryption
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{
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static void
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Decrypted(void *data);
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LR_CommitMessage lrcm;
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LR_CommitRecord ourRecord;
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llarp_threadpool *worker = nullptr;
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llarp_crypto *crypto = nullptr;
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llarp_logic *logic = nullptr;
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llarp_thread_job result;
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void
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AsyncDecryptOurHop();
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};
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struct AsyncPathEncryption
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{
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static void
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EncryptedFrame(void *data);
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std::vector< LR_CommitRecord > hops;
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LR_CommitMessage lrcm;
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llarp_threadpool *worker = nullptr;
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llarp_crypto *crypto = nullptr;
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llarp_logic *logic = nullptr;
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llarp_thread_job result;
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void
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AsyncEncrypt();
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private:
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void
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EncryptNext();
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};
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}
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#endif
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@ -0,0 +1,31 @@
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#ifndef LLARP_ENCODE_HPP
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#define LLARP_ENCODE_HPP
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#include "buffer.hpp"
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namespace llarp
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{
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/// encode V as hex to stack
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/// null terminate
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/// return pointer to base of stack buffer on success otherwise returns
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/// nullptr
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template < typename V, typename Stack >
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const char*
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HexEncode(const V& value, Stack& stack)
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{
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size_t idx = 0;
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char* ptr = &stack[0];
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char* end = ptr + sizeof(stack);
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while(idx < value.size())
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{
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auto wrote = snprintf(ptr, end - ptr, "%.2x", value[idx]);
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if(wrote == -1)
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return nullptr;
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ptr += wrote;
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idx++;
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}
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*ptr = 0;
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return &stack[0];
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}
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}
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#endif
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@ -0,0 +1,41 @@
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#ifndef LLARP_LINK_ENCODER_HPP
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#define LLARP_LINK_ENCODER_HPP
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#include <llarp/bencode.h>
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#include <llarp/buffer.h>
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#include <llarp/router_contact.h>
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namespace llarp
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{
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/// encode Link Introduce Message onto a buffer
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/// if router is nullptr then the LIM's r member is omitted.
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bool
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EncodeLIM(llarp_buffer_t* buff, llarp_rc* router)
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{
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if(!bencode_start_dict(buff))
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return false;
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// message type
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if(!bencode_write_bytestring(buff, "a", 1))
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return false;
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if(!bencode_write_bytestring(buff, "i", 1))
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return false;
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// router contact
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if(router)
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{
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if(!bencode_write_bytestring(buff, "r", 1))
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return false;
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if(!llarp_rc_bencode(router, buff))
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return false;
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}
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// version
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if(!bencode_write_version_entry(buff))
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return false;
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return bencode_end(buff);
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}
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}
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#endif
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