Modified By Vim Firstly.

.gitignore

@@ -40,6 +40,12 @@
 *.cbp
 *.marks
 
+# Vim
+*.swp
+
 # Project Files
 cmake-build-debug
 .idea
+.cache
+build
+.DS_Store

CMakeLists.txt

@@ -2,6 +2,7 @@ cmake_minimum_required(VERSION 3.13)
 project(Net)
 
 set(CMAKE_CXX_STANDARD 14)
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
 include_directories(include/)
 include_directories(utils/)

compile_commands.json

@@ -0,0 +1,67 @@
+[
+{
+  "directory": "/home/eric/NetCpp/build/src/utils",
+  "command": "/usr/bin/c++   -I/home/eric/NetCpp/include -I/home/eric/NetCpp/utils    -std=gnu++14 -o CMakeFiles/utils.dir/aes_cbc_encryptor.cpp.o -c /home/eric/NetCpp/src/utils/aes_cbc_encryptor.cpp",
+  "file": "/home/eric/NetCpp/src/utils/aes_cbc_encryptor.cpp"
+},
+{
+  "directory": "/home/eric/NetCpp/build/src/utils",
+  "command": "/usr/bin/c++   -I/home/eric/NetCpp/include -I/home/eric/NetCpp/utils    -std=gnu++14 -o CMakeFiles/utils.dir/random_generator.cpp.o -c /home/eric/NetCpp/src/utils/random_generator.cpp",
+  "file": "/home/eric/NetCpp/src/utils/random_generator.cpp"
+},
+{
+  "directory": "/home/eric/NetCpp/build/src/utils",
+  "command": "/usr/bin/c++   -I/home/eric/NetCpp/include -I/home/eric/NetCpp/utils    -std=gnu++14 -o CMakeFiles/utils.dir/rsa_key_chain.cpp.o -c /home/eric/NetCpp/src/utils/rsa_key_chain.cpp",
+  "file": "/home/eric/NetCpp/src/utils/rsa_key_chain.cpp"
+},
+{
+  "directory": "/home/eric/NetCpp/build/src/utils",
+  "command": "/usr/bin/c++   -I/home/eric/NetCpp/include -I/home/eric/NetCpp/utils    -std=gnu++14 -o CMakeFiles/utils.dir/sha256_generator.cpp.o -c /home/eric/NetCpp/src/utils/sha256_generator.cpp",
+  "file": "/home/eric/NetCpp/src/utils/sha256_generator.cpp"
+},
+{
+  "directory": "/home/eric/NetCpp/build/src/debug_tools",
+  "command": "/usr/bin/c++   -I/home/eric/NetCpp/include -I/home/eric/NetCpp/utils    -std=gnu++14 -o CMakeFiles/debugTools.dir/print_tools.cpp.o -c /home/eric/NetCpp/src/debug_tools/print_tools.cpp",
+  "file": "/home/eric/NetCpp/src/debug_tools/print_tools.cpp"
+},
+{
+  "directory": "/home/eric/NetCpp/build/src/communicate",
+  "command": "/usr/bin/c++   -I/home/eric/NetCpp/include -I/home/eric/NetCpp/utils    -std=gnu++14 -o CMakeFiles/commu.dir/tcp_client.cpp.o -c /home/eric/NetCpp/src/communicate/tcp_client.cpp",
+  "file": "/home/eric/NetCpp/src/communicate/tcp_client.cpp"
+},
+{
+  "directory": "/home/eric/NetCpp/build/src/communicate",
+  "command": "/usr/bin/c++   -I/home/eric/NetCpp/include -I/home/eric/NetCpp/utils    -std=gnu++14 -o CMakeFiles/commu.dir/tcp_server.cpp.o -c /home/eric/NetCpp/src/communicate/tcp_server.cpp",
+  "file": "/home/eric/NetCpp/src/communicate/tcp_server.cpp"
+},
+{
+  "directory": "/home/eric/NetCpp/build/src/communicate",
+  "command": "/usr/bin/c++   -I/home/eric/NetCpp/include -I/home/eric/NetCpp/utils    -std=gnu++14 -o CMakeFiles/commu.dir/tcp_session.cpp.o -c /home/eric/NetCpp/src/communicate/tcp_session.cpp",
+  "file": "/home/eric/NetCpp/src/communicate/tcp_session.cpp"
+},
+{
+  "directory": "/home/eric/NetCpp/build/test/test_util",
+  "command": "/usr/bin/c++   -I/home/eric/NetCpp/include -I/home/eric/NetCpp/utils    -std=gnu++14 -o CMakeFiles/testUtils.dir/main.cpp.o -c /home/eric/NetCpp/test/test_util/main.cpp",
+  "file": "/home/eric/NetCpp/test/test_util/main.cpp"
+},
+{
+  "directory": "/home/eric/NetCpp/build/test/test_util",
+  "command": "/usr/bin/c++   -I/home/eric/NetCpp/include -I/home/eric/NetCpp/utils    -std=gnu++14 -o CMakeFiles/testUtils.dir/test_aes.cpp.o -c /home/eric/NetCpp/test/test_util/test_aes.cpp",
+  "file": "/home/eric/NetCpp/test/test_util/test_aes.cpp"
+},
+{
+  "directory": "/home/eric/NetCpp/build/test/test_util",
+  "command": "/usr/bin/c++   -I/home/eric/NetCpp/include -I/home/eric/NetCpp/utils    -std=gnu++14 -o CMakeFiles/testUtils.dir/test_rsa.cpp.o -c /home/eric/NetCpp/test/test_util/test_rsa.cpp",
+  "file": "/home/eric/NetCpp/test/test_util/test_rsa.cpp"
+},
+{
+  "directory": "/home/eric/NetCpp/build/test/test_util",
+  "command": "/usr/bin/c++   -I/home/eric/NetCpp/include -I/home/eric/NetCpp/utils    -std=gnu++14 -o CMakeFiles/testUtils.dir/test_sha.cpp.o -c /home/eric/NetCpp/test/test_util/test_sha.cpp",
+  "file": "/home/eric/NetCpp/test/test_util/test_sha.cpp"
+},
+{
+  "directory": "/home/eric/NetCpp/build/test/test_commu",
+  "command": "/usr/bin/c++  -DDEBUG -I/home/eric/NetCpp/include -I/home/eric/NetCpp/utils    -std=gnu++14 -o CMakeFiles/testCommu.dir/main.cpp.o -c /home/eric/NetCpp/test/test_commu/main.cpp",
+  "file": "/home/eric/NetCpp/test/test_commu/main.cpp"
+}
+]

include/communicate/tcp_server.h

@@ -5,7 +5,6 @@
 #ifndef NET_TCP_SERVER_H
 #define NET_TCP_SERVER_H
 
-
 // 基础依赖
 #include <project.h>
 
@@ -14,6 +13,10 @@
 
 namespace Net {
 
+/**
+ * TCP Server using 
+ *
+*/
 class TCPServer {
 public:
   TCPServer(int port, int max_connection);
@@ -32,7 +35,6 @@ namespace Net {
   uint8_t readByte();
 
 private:
-
   int fd;
   int status = 0;
   struct sockaddr_in server_addr;
@@ -42,13 +44,14 @@ namespace Net {
 
   void cycle();
 
-        static void accept_manager(TCPServer *server);
+  static void connection_manager(TCPServer *server);
 
-        static void accept(int fd, boost::mutex *buff_mutex, std::queue<uint8_t> *recv_buff, const int *status);
+  static void accept(int fd, boost::mutex *buff_mutex,
+                     std::queue<uint8_t> *recv_buff, const int *status);
 
   void create_socket(int port);
 };
 
-}
+} // namespace Net
 
 #endif // NET_TCP_SERVER_H

include/utils/aes_cbc_encryptor.h

@@ -7,9 +7,9 @@
 
 #include <cassert>
 #include <cstdint>
-#include <string>
 #include <openssl/aes.h>
 #include <openssl/evp.h>
+#include <string>
 
 #include "debug_tools/print_tools.h"
 #include "random_generator.h"
@@ -18,7 +18,6 @@ namespace Net {
 
 class AESCBCEncryptor {
 public:
-
   AESCBCEncryptor();
 
   string getKeyData() const;
@@ -39,9 +38,8 @@ namespace Net {
   void generate_random_key_data();
 
   void aes_init(std::string &key_data);
-
 };
 
-}
+} // namespace Net
 
 #endif // NET_AES_CBC_ENCRYPTOR_H

src/communicate/tcp_server.cpp

@@ -2,39 +2,44 @@
 // Created by 胡宇 on 2020/7/7.
 //
 
-#include "debug_tools/print_tools.h"
 #include "communicate/tcp_server.h"
+#include "debug_tools/print_tools.h"
 
 extern int errno;
 
 void Net::TCPServer::cycle() {
-    boost::thread accept_manager_thread(TCPServer::accept_manager, this);
+  boost::thread accept_manager_thread(TCPServer::connection_manager, this);
   this->p_accept_manager_thread = &accept_manager_thread;
   accept_manager_thread.detach();
 }
 
-void Net::TCPServer::accept_manager(Net::TCPServer *server) {
+void Net::TCPServer::connection_manager(Net::TCPServer *server) {
   Net::PrintTools::debugPrintSuccess("AcceptManager Started.");
   while (true) {
     int connect_fd = ::accept(server->fd, nullptr, nullptr);
     Net::PrintTools::debugPrintSuccess("New Connection.");
 
-        if(connect_fd < 0) throw std::runtime_error(strerror(errno));
+    if (connect_fd < 0)
+      throw std::runtime_error(strerror(errno));
     else {
-            boost::thread accept_thread(TCPServer::accept, connect_fd, &server->buff_mutex, &server->recv_buff, &server->status);
+      boost::thread accept_thread(TCPServer::accept, connect_fd,
+                                  &server->buff_mutex, &server->recv_buff,
+                                  &server->status);
       accept_thread.detach();
     }
   }
 }
 
-void Net::TCPServer::accept(int fd, boost::mutex *buff_mutex, std::queue<uint8_t> *recv_buff, const int *status) {
+void Net::TCPServer::accept(int fd, boost::mutex *buff_mutex,
+                            std::queue<uint8_t> *recv_buff, const int *status) {
   Net::PrintTools::debugPrintSuccess("Try Getting Data From Connection.");
   uint8_t buff[1024];
   int len;
   std::vector<uint8_t> accept_buff;
   while ((len = recv(fd, buff, sizeof(buff), 0)) > 0 && *status == 0) {
     Net::PrintTools::debugPrintSuccess("Received.");
-        for(int i = 0; i < len; ++i) accept_buff.push_back(buff[i]);
+    for (int i = 0; i < len; ++i)
+      accept_buff.push_back(buff[i]);
   }
   if (*status == 0) {
     buff_mutex->lock();
@@ -47,7 +52,8 @@ void Net::TCPServer::accept(int fd, boost::mutex *buff_mutex, std::queue<uint8_t
 }
 
 void Net::TCPServer::create_socket(int port) {
-    if((fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)) < 0) throw std::runtime_error(strerror(errno));
+  if ((fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)) < 0)
+    throw std::runtime_error(strerror(errno));
 
   std::memset(&server_addr, 0, sizeof(struct sockaddr_in));
   this->server_addr.sin_family = AF_INET;
@@ -66,7 +72,6 @@ Net::TCPServer::TCPServer(int port, int max_connection) {
   if (listen(fd, max_connection) < 0)
     throw std::runtime_error(strerror(errno));
 
-
   cycle();
 }
 

src/utils/aes_cbc_encryptor.cpp

@@ -4,6 +4,7 @@
 
 #include "utils/aes_cbc_encryptor.h"
 
+#include "utils/sha256_generator.h"
 
 void Net::AESCBCEncryptor::encrypt(const string &data, string &encrypted_data) {
   int c_len = data.length() + AES_BLOCK_SIZE, f_len = 0;
@@ -12,12 +13,14 @@ void Net::AESCBCEncryptor::encrypt(const string &data, string &encrypted_data) {
 
   EVP_EncryptInit_ex(e_ctx, EVP_aes_256_cbc(), nullptr, key, iv);
   EVP_EncryptUpdate(e_ctx, encrypt_buffer, &c_len,
-                      reinterpret_cast<const unsigned char *>(data.data()), data.length());
+                    reinterpret_cast<const unsigned char *>(data.data()),
+                    data.length());
   EVP_EncryptFinal_ex(e_ctx, encrypt_buffer + c_len, &f_len);
 
   int len = c_len + f_len;
 
-    if(!encrypted_data.empty()) encrypted_data.clear();
+  if (!encrypted_data.empty())
+    encrypted_data.clear();
 
   encrypted_data.append(reinterpret_cast<const char *>(encrypt_buffer), len);
 
@@ -29,13 +32,16 @@ void Net::AESCBCEncryptor::decrypt(string &data, const string &encrypt_data) {
   auto *plain_buffer = static_cast<uint8_t *>(malloc(p_len));
 
   EVP_DecryptInit_ex(e_ctx, EVP_aes_256_cbc(), nullptr, key, iv);
-    EVP_DecryptUpdate(e_ctx, plain_buffer, &p_len,
+  EVP_DecryptUpdate(
-                      reinterpret_cast<const unsigned char *>(encrypt_data.data()), encrypt_data.length());
+      e_ctx, plain_buffer, &p_len,
+      reinterpret_cast<const unsigned char *>(encrypt_data.data()),
+      encrypt_data.length());
   EVP_DecryptFinal_ex(e_ctx, plain_buffer + p_len, &f_len);
 
   int len = p_len + f_len;
 
-    if(!data.empty()) data.clear();
+  if (!data.empty())
+    data.clear();
 
   data.append(reinterpret_cast<const char *>(plain_buffer), len);
 
@@ -55,10 +61,10 @@ void Net::AESCBCEncryptor::generate_random_key_data() {
 
 void Net::AESCBCEncryptor::aes_init(string &key_data) {
 
-
+  int i =
-    int i = EVP_BytesToKey(EVP_aes_256_cbc(), EVP_sha256(), nullptr,
+      EVP_BytesToKey(EVP_aes_256_cbc(), EVP_sha256(), nullptr,
-                           reinterpret_cast<const unsigned char *>(key_data.c_str()), key_data.length(),
+                     reinterpret_cast<const unsigned char *>(key_data.c_str()),
-                           nrounds, key, iv);
+                     key_data.length(), nrounds, key, iv);
   if (i != 32) {
     throw std::runtime_error("key data must equal 256 bits.");
   }
@@ -67,9 +73,7 @@ void Net::AESCBCEncryptor::aes_init(string &key_data) {
   EVP_EncryptInit_ex(e_ctx, EVP_aes_256_cbc(), nullptr, key, iv);
 }
 
-string Net::AESCBCEncryptor::getKeyData() const {
+string Net::AESCBCEncryptor::getKeyData() const { return key_data; }
-    return key_data;
-}
 
 Net::AESCBCEncryptor::AESCBCEncryptor() {
   generate_random_key_data();