diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..5e6591f
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "external/tart"]
+	path = external/tart
+	url = ssh://git@www.gitea.preacherdhm.com:222/PreacherDHM/Tart.git
diff --git a/external/CMakeLists.txt b/external/CMakeLists.txt
index f517f42..fea1b84 100644
--- a/external/CMakeLists.txt
+++ b/external/CMakeLists.txt
@@ -1,3 +1,3 @@
 # ADD Externals HERE
-# add_subdirectory(external)
+add_subdirectory(tart)
 
diff --git a/external/tart b/external/tart
new file mode 160000
index 0000000..ee10de8
--- /dev/null
+++ b/external/tart
@@ -0,0 +1 @@
+Subproject commit ee10de863ddaaf94a4246c71f991d946bc0df1cc
diff --git a/source/CMakeLists.txt b/source/CMakeLists.txt
index d0f1726..a767eab 100644
--- a/source/CMakeLists.txt
+++ b/source/CMakeLists.txt
@@ -1,12 +1,21 @@
 # ADD SOURCES HERE
 set(SOURCE_FILES
     main.c
+    ssh_server_client.c
 )
 
 add_executable(${PROJECT_NAME} ${SOURCE_FILES})
 
+find_package(mongoc 2.1.2 REQUIRED)
+
 target_link_libraries(
     ${PROJECT_NAME}
     ssh
     tart
+    mongoc::static
 )
+
+add_subdirectory(game_source)
+add_subdirectory(client_source)
+add_subdirectory(Userdb)
+add_subdirectory(server_source)
diff --git a/source/Userdb/CMakeLists.txt b/source/Userdb/CMakeLists.txt
new file mode 100644
index 0000000..e69de29
diff --git a/source/Userdb/user_data.cpp b/source/Userdb/user_data.cpp
new file mode 100644
index 0000000..62f5084
--- /dev/null
+++ b/source/Userdb/user_data.cpp
@@ -0,0 +1,11 @@
+#include "user_data.h"
+#include <openssl/rand.h>
+#include <openssl/hmac.h>
+#include <string.h>
+
+int Hash_Password(const char *password, unsigned char *out) {
+    const unsigned char salt[] = "alskdjaslkjdjasdjiw3i";
+    int size =PKCS5_PBKDF2_HMAC(password, strlen(password), salt, sizeof(salt), 
+            1000, EVP_sha256(), 32, out);
+    return size;
+}
diff --git a/source/Userdb/user_data.h b/source/Userdb/user_data.h
new file mode 100644
index 0000000..1debbde
--- /dev/null
+++ b/source/Userdb/user_data.h
@@ -0,0 +1,18 @@
+#ifndef USER_DATA_H
+#define USER_DATA_H
+
+/*
+ * Hash_Password
+ *
+ * password: this is the password in plane text
+ * out: this is the ouput hash of the function.
+ *
+ * NOTE: *This uses sha256 hashing.*
+ *
+ * this will return a unsigned char* that contains the hash.
+ * returns if zero or less then the hashing has failed other wise it is the len
+ * of the password hash.
+ * */
+int Hash_Password(const char* password,unsigned char* out);
+
+#endif
diff --git a/source/Userdb/userdb.cpp b/source/Userdb/userdb.cpp
new file mode 100644
index 0000000..040a346
--- /dev/null
+++ b/source/Userdb/userdb.cpp
@@ -0,0 +1,307 @@
+#include "userdb.h"
+
+#include <bson/bson.h>
+#include <bson/memory.h>
+#include <cstdlib>
+#include <cstring>
+#include <mongoc/mongoc.h>
+#include <stdio.h>
+
+static mongoc_client_t* client = NULL;
+static mongoc_database_t* db = NULL;
+static mongoc_collection_t* collection = NULL;
+
+// Initialize MongoDB client
+int userdb_init(const char* host, int port) {
+
+    const char* target = "mongodb://mongoadmin:secret@127.0.0.1:27017";
+    mongoc_uri_t* uri = mongoc_uri_new(target);
+    bson_error_t error;
+
+    // Initialize the C Driver
+    mongoc_init();
+
+    // Create a new client and connect to the server
+    mongoc_client_t *client = mongoc_client_new_from_uri(uri);
+    if (!client) {
+        fprintf(stderr, "Failed to create MongoDB client\n");
+        return -1;
+    }
+    db = mongoc_client_get_database(client, "userdb");
+    if (!db) {
+        fprintf(stderr, "Failed to get database\n");
+        mongoc_client_destroy(client);
+        return -1;
+    }
+
+    bson_t *ping = BCON_NEW("ping", BCON_INT32(1));
+    bson_t reply = BSON_INITIALIZER;
+    bson_t* options;
+
+    collection = mongoc_database_create_collection(db, "users", NULL, &error);
+    if(!collection) {
+
+        if(error.code == 43) { // if collection exists
+            collection = mongoc_database_get_collection(db, "users");
+            if (!collection) {
+                fprintf(stderr, "Failed to get collection\n");
+                mongoc_client_destroy(client);
+                return -1;
+            }
+        } else {
+            printf("bad thing has happed %d, %s\n", error.code, error.message);
+        }
+
+    }
+    return 0;
+}
+
+// Create user
+//int userdb_create_user(const char* username, const char* email, const char* password_hash, const char** user_tags, int size_of_user_tags) {
+int userdb_create_user(UserCreate user) {
+    bson_t* doc = NULL;
+    bson_error_t error;
+    int ret = 0;
+    bson_t* array = bson_new();
+
+    if(!array) {
+        printf("Failed to create BSON document\n");
+        ret = -2;
+        goto cleanup;
+    }
+
+    for(int i = 0; i < user.size_of_user_tags; i++) {
+        char id[32] = {0};
+        snprintf(id,32,"%d", i);
+        bson_append_utf8(array, id, -1, user.user_tags[i], -1);
+    }
+
+    
+    doc = bson_new();
+
+
+    if (!doc) {
+        printf("Failed to create BSON document\n");
+        ret = -1;
+        goto cleanup;
+    }
+
+    // This is the old way of doing things --V
+    //doc = BCON_NEW(
+    //    "username", BCON_UTF8(username),
+    //    "email", BCON_UTF8(email),
+    //    "password_hash", BCON_UTF8(password_hash),
+    //    "session_id", BCON_UTF8(""),
+    //    "active", BCON_INT32(1)
+    //);
+    //
+    
+
+
+    bson_append_utf8(doc, "username", -1, user.username, -1);
+    bson_append_utf8(doc, "email", -1, user.email, -1);
+    bson_append_utf8(doc, "password_hash", -1, user.password_hash, -1);
+    bson_append_utf8(doc, "session_id", -1, user.session_id, strlen(user.session_id));
+    bson_append_utf8(doc, "last_page", -1, "/", -1);
+
+    bson_append_array(doc,"tags", -1, array);
+
+    if (!mongoc_collection_insert_one(collection, doc, NULL, NULL, &error)) {
+        fprintf(stderr, "Insert failed: %s\n", error.message);
+        ret = -1;
+        goto cleanup;
+    }
+
+cleanup:
+    if (doc) {
+        bson_destroy(doc);
+    }
+    if(array) {
+        bson_destroy(array);
+    }
+    return ret;
+}
+
+// Find user by username
+Userdb* userdb_find_user_by_username(const char* username) {
+    Userdb* user = (Userdb*)malloc(sizeof(Userdb));
+    if (!user) {
+        return NULL;
+    }
+
+    bson_t* query = BCON_NEW("username", BCON_UTF8(username));
+    bson_error_t error;
+    mongoc_cursor_t* cursor = mongoc_collection_find_with_opts(collection, query, NULL, NULL);
+    if (!cursor) {
+        fprintf(stderr, "Find failed\n");
+        free(user);
+        return NULL;
+    }
+
+    bson_iter_t iter;
+    const bson_t* doc;
+
+    if(mongoc_cursor_next(cursor, &doc))  {
+        bson_iter_init(&iter, doc);
+
+
+
+        strncpy(user->username, username, USERDB_USERNAME_MAX_SIZE);
+
+        if(bson_iter_find(&iter, "email")) {
+            const char* email = bson_iter_utf8(&iter, NULL);
+            if(email && strlen(email) < USERDB_EMAIL_MAX_SIZE) {
+                strcpy(user->email, email);
+            }
+            user->email[USERDB_EMAIL_MAX_SIZE - 1] = '\0';
+        }
+        if(bson_iter_find(&iter, "password_hash")) {
+            const char* password_hash = bson_iter_utf8(&iter, NULL);
+            if(password_hash && strlen(password_hash) < USERDB_PASSWORD_HASH_MAX_SIZE) {
+                strcpy(user->password_hash, password_hash);
+            }
+            user->password_hash[USERDB_PASSWORD_HASH_MAX_SIZE - 1] = '\0';
+        }
+        if(bson_iter_find(&iter, "user_group")) {
+            const char* user_group = bson_iter_utf8(&iter, NULL);
+            if(user_group && strlen(user_group) < USERDB_USER_GROUP_MAX_SIZE) {
+                strcpy(user->user_group, user_group);
+            }
+            user->user_group[USERDB_USER_GROUP_MAX_SIZE - 1] = '\0';
+        }
+        if(bson_iter_find(&iter, "user_freads")) {
+            const char* password_hash = bson_iter_utf8(&iter, NULL);
+            if(password_hash && strlen(password_hash) < USERDB_PASSWORD_HASH_MAX_SIZE) {
+                strcpy(user->password_hash, password_hash);
+            }
+            user->password_hash[USERDB_PASSWORD_HASH_MAX_SIZE - 1] = '\0';
+        }
+        if(bson_iter_find(&iter, "user_freads")) {
+            const char* password_hash = bson_iter_utf8(&iter, NULL);
+            if(password_hash && strlen(password_hash) < USERDB_PASSWORD_HASH_MAX_SIZE) {
+                strcpy(user->password_hash, password_hash);
+            }
+            user->password_hash[USERDB_PASSWORD_HASH_MAX_SIZE - 1] = '\0';
+        }
+
+        if(bson_iter_find(&iter, "level")) {
+            user->level = bson_iter_int32(&iter);
+        }
+        if(bson_iter_find(&iter, "current_xp")) {
+            user->current_xp = bson_iter_int32(&iter);
+        }
+        if(bson_iter_find(&iter, "credits")) {
+            user->credits = bson_iter_int32(&iter);
+        }
+        if(bson_iter_find(&iter, "runs")) {
+            user->runs = bson_iter_int32(&iter);
+        }
+        if(bson_iter_find(&iter, "active")) {
+            user->active = bson_iter_int32(&iter);
+        }
+    }
+
+    bson_destroy(query);
+    return user;
+}
+
+// Find user by username
+User* userdb_find_user_by_username(const char* username) {
+    User* user = (User*)malloc(sizeof(User));
+    if (!user) {
+        return NULL;
+    }
+
+    bson_t* query = BCON_NEW("username", BCON_UTF8(username));
+    bson_error_t error;
+    mongoc_cursor_t* cursor = mongoc_collection_find_with_opts(collection, query, NULL, NULL);
+
+    if (!cursor) {
+        fprintf(stderr, "Find failed\n");
+        bson_destroy(query);
+        free(user);
+        return NULL;
+    }
+
+    bson_iter_t iter;
+    const bson_t* doc;
+
+    if(mongoc_cursor_next(cursor, &doc))  {
+        if(bson_iter_init(&iter, doc)) {
+
+            char* res = bson_as_canonical_extended_json(doc, NULL);
+                printf("resolt :%s\n", res);
+                bson_free(res);
+
+            if(bson_iter_find(&iter, "email")) {
+                const char* email = bson_iter_utf8(&iter, NULL);
+                if(email && strlen(email) < USERDB_EMAIL_MAX_SIZE) {
+                    strcpy(user->email, email);
+                }
+                user->email[USERDB_EMAIL_MAX_SIZE - 1] = '\0';
+            }
+
+            if(bson_iter_find(&iter, "password_hash")) {
+                const char* password_hash = bson_iter_utf8(&iter, NULL);
+                if(password_hash && strlen(password_hash) < USERDB_PASSWORD_HASH_MAX_SIZE) {
+                    strcpy(user->password_hash, password_hash);
+                }
+                user->password_hash[USERDB_PASSWORD_HASH_MAX_SIZE - 1] = '\0';
+            }
+
+            if(bson_iter_find(&iter, "session_id")) {
+                const char* username = bson_iter_utf8(&iter, NULL);
+                if(username && strlen(username) < USERDB_USERNAME_MAX_SIZE) {
+                    strcpy(user->username, username);
+                }
+                user->username[USERDB_USERNAME_MAX_SIZE - 1] = '\0';
+                
+            }
+        }
+    }
+
+    bson_destroy(query);
+    mongoc_cursor_destroy(cursor);
+    return user;
+}
+
+// Update user status
+int userdb_update_user_status(const char* username, int active) {
+    const bson_t* filter = BCON_NEW("username", BCON_UTF8(username));
+    const bson_t* update = BCON_NEW("$set", BCON_DOCUMENT(BCON_NEW("active", BCON_INT32(active))));
+    bson_error_t error;
+
+    if (mongoc_collection_insert_one(collection, filter, update, NULL, &error) == 0) {
+        fprintf(stderr, "Update failed: %s\n", error.message);
+        return -1;
+    }
+
+    return 0;
+}
+
+// Delete user
+int userdb_delete_user(const char* username) {
+    const bson_t* filter = BCON_NEW("username", BCON_UTF8(username));
+    bson_error_t error;
+
+    if (mongoc_collection_delete_one(collection, filter,NULL, NULL, &error) == 0) {
+        fprintf(stderr, "Delete failed: %s\n", error.message);
+        return -1;
+    }
+
+    return 0;
+}
+
+// Cleanup
+void userdb_cleanup() {
+    if (collection) {
+        mongoc_collection_destroy(collection);
+    }
+    if (db) {
+        mongoc_database_destroy(db);
+    }
+    if (client) {
+        mongoc_client_destroy(client);
+    }
+    mongoc_cleanup();
+}
diff --git a/source/Userdb/userdb.h b/source/Userdb/userdb.h
new file mode 100644
index 0000000..be136ed
--- /dev/null
+++ b/source/Userdb/userdb.h
@@ -0,0 +1,61 @@
+#ifndef USER_DB_H
+#define USER_DB_H
+
+#define USERDB_USERNAME_MAX_SIZE 32
+#define USERDB_EMAIL_MAX_SIZE 64
+#define USERDB_PASSWORD_HASH_MAX_SIZE 128
+#define USERDB_COOKIE_MAX_SIZE 128
+#define USERDB_USER_GROUP_MAX_SIZE 30
+#define USERDB_FIREND_MAX_SIZE 30
+#define USERDB_MAX_ITEM_COUNT 50
+
+#include <stdlib.h>
+
+typedef struct {
+    char username[USERDB_USERNAME_MAX_SIZE];
+    char email[USERDB_EMAIL_MAX_SIZE];
+    char password_hash[USERDB_PASSWORD_HASH_MAX_SIZE];
+    char user_group[USERDB_USER_GROUP_MAX_SIZE];
+    int user_freads[USERDB_FIREND_MAX_SIZE];
+    int user_items[USERDB_MAX_ITEM_COUNT];
+    int level;
+    int current_xp;
+    int credits;
+    int runs;
+    int active;
+} Userdb;
+
+typedef struct {
+
+    const char username[USERDB_USERNAME_MAX_SIZE];
+    const char email[USERDB_EMAIL_MAX_SIZE];
+    const char password_hash[USERDB_PASSWORD_HASH_MAX_SIZE];
+    const char user_group[USERDB_USER_GROUP_MAX_SIZE];
+
+} UserCreate;
+
+// Initialize MongoDB client
+int userdb_init(const char* host, int port);
+
+// Connect to collection (e.g., "users")
+int userdb_connect(const char* db_name, const char* collection_name);
+
+// Create a new user
+int userdb_create_user(UserCreate user);
+
+// Retrieve user by username
+Userdb* userdb_find_user_by_username(const char* username);
+// Get the user by session_id
+Userdb* userdb_find_user_by_session_id(const char* session_id);
+
+// Update user status
+int userdb_update_user_status(const char* username, int active);
+
+// Delete user
+int userdb_delete_user(const char* username);
+
+// Cleanup
+void userdb_cleanup();
+
+
+#endif // !USER_DB_H
diff --git a/source/client_source/CMakeLists.txt b/source/client_source/CMakeLists.txt
new file mode 100644
index 0000000..e69de29
diff --git a/source/client_source/client.h b/source/client_source/client.h
new file mode 100644
index 0000000..80e029f
--- /dev/null
+++ b/source/client_source/client.h
@@ -0,0 +1,6 @@
+#ifndef CLIENT_H
+#define CLIENT_H
+
+
+
+#endif
diff --git a/source/game_source/CMakeLists.txt b/source/game_source/CMakeLists.txt
new file mode 100644
index 0000000..e69de29
diff --git a/source/game_source/color.h b/source/game_source/color.h
new file mode 100644
index 0000000..5bce3fe
--- /dev/null
+++ b/source/game_source/color.h
@@ -0,0 +1,8 @@
+#ifndef COLOR_H
+#define COLOR_H
+typedef struct {
+    unsigned char r;
+    unsigned char g;
+    unsigned char b;
+} color;
+#endif // !COLOR_H
diff --git a/source/game_source/engine.c b/source/game_source/engine.c
new file mode 100644
index 0000000..f66fee3
--- /dev/null
+++ b/source/game_source/engine.c
@@ -0,0 +1,25 @@
+#include "engine.h"
+
+int GameInit(AuthUser *auth, User *user){ 
+    // init tart
+    return 0;
+}
+
+
+void GameRun(User* user) {
+    // game logic
+    // display render
+}
+
+void GameEnd() {
+    // free objects
+}
+
+int GetInput(char* buffer){ 
+    return 0; 
+}
+
+int Render(char* outbuffer) {
+    return 0;
+}
+
diff --git a/source/game_source/engine.h b/source/game_source/engine.h
new file mode 100644
index 0000000..7a043a6
--- /dev/null
+++ b/source/game_source/engine.h
@@ -0,0 +1,25 @@
+#ifndef ENGIN_H
+#define ENGIN_H
+
+
+typedef struct {
+    const char* username;
+    int userId;
+    int runs;
+    int hours;
+    int currentServerId;
+} User;
+
+typedef struct {
+    char username[256];
+    char password[256];
+} AuthUser;
+
+int GameInit(AuthUser* auth, User* user);
+void GameRun(User* user);
+void GameEnd();
+void SetInput(char* buffer);
+int GetInput(char* buffer);
+int Render(char* outbuffer);
+
+#endif // !ENGIN_H
diff --git a/source/game_source/entities/Centery.c b/source/game_source/entities/Centery.c
new file mode 100644
index 0000000..a0a59d0
--- /dev/null
+++ b/source/game_source/entities/Centery.c
@@ -0,0 +1,26 @@
+#include "Centery.h"
+#include "entity_utils.h"
+
+int CreateCentery(int tear, int classification) {
+    return 0;
+}
+
+int ServerUpdate(void * ent) {
+    entity* e = (entity*)ent;
+    centery* cen = (centery*)e->userdata;
+
+    if(
+
+    return 0;
+}
+int ClientUpdate(int action, void * centery) {
+    return 0;
+}
+
+int Init(void * ent){
+    return 0;
+}
+
+int Free(void* ent) {
+    return 0;
+}
diff --git a/source/game_source/entities/Centery.h b/source/game_source/entities/Centery.h
new file mode 100644
index 0000000..21a7138
--- /dev/null
+++ b/source/game_source/entities/Centery.h
@@ -0,0 +1,27 @@
+#ifndef CENTERY_H
+#define CENTERY_H
+#include "../entity.h"
+
+typedef struct {
+    entity* target;
+    int weapon;
+    int classification;
+    int tear;
+    int alert;
+    int mode;
+
+    int health;
+    int ac;
+    int str;
+    int wis;
+    int dex;
+} centery;
+
+int CreateCentery(int tear, int classification);
+
+int ServerUpdate(void*);
+int ClientUpdate(int, void*);
+int Init(void*);
+int Free(void*);
+
+#endif // !CENTERY_H
diff --git a/source/game_source/entities/Cypher.c b/source/game_source/entities/Cypher.c
new file mode 100644
index 0000000..e69de29
diff --git a/source/game_source/entities/Cypher.h b/source/game_source/entities/Cypher.h
new file mode 100644
index 0000000..6100fd8
--- /dev/null
+++ b/source/game_source/entities/Cypher.h
@@ -0,0 +1,6 @@
+#ifndef CYPHER_H
+#define CYPHER_H
+#include "../entity.h"
+
+#endif
+
diff --git a/source/game_source/entities/RAT.c b/source/game_source/entities/RAT.c
new file mode 100644
index 0000000..e69de29
diff --git a/source/game_source/entities/RAT.h b/source/game_source/entities/RAT.h
new file mode 100644
index 0000000..e69de29
diff --git a/source/game_source/entities/Rebuilder.c b/source/game_source/entities/Rebuilder.c
new file mode 100644
index 0000000..e69de29
diff --git a/source/game_source/entities/Rebuilder.h b/source/game_source/entities/Rebuilder.h
new file mode 100644
index 0000000..e69de29
diff --git a/source/game_source/entities/Reclamed.c b/source/game_source/entities/Reclamed.c
new file mode 100644
index 0000000..e69de29
diff --git a/source/game_source/entities/Reclamed.h b/source/game_source/entities/Reclamed.h
new file mode 100644
index 0000000..e69de29
diff --git a/source/game_source/entities/Reclamer.c b/source/game_source/entities/Reclamer.c
new file mode 100644
index 0000000..e69de29
diff --git a/source/game_source/entities/Reclamer.h b/source/game_source/entities/Reclamer.h
new file mode 100644
index 0000000..e69de29
diff --git a/source/game_source/entities/Servitor.c b/source/game_source/entities/Servitor.c
new file mode 100644
index 0000000..e69de29
diff --git a/source/game_source/entities/Servitor.h b/source/game_source/entities/Servitor.h
new file mode 100644
index 0000000..e69de29
diff --git a/source/game_source/entities/Walker.c b/source/game_source/entities/Walker.c
new file mode 100644
index 0000000..e69de29
diff --git a/source/game_source/entities/Walker.h b/source/game_source/entities/Walker.h
new file mode 100644
index 0000000..e69de29
diff --git a/source/game_source/entity.c b/source/game_source/entity.c
new file mode 100644
index 0000000..e69de29
diff --git a/source/game_source/entity.h b/source/game_source/entity.h
new file mode 100644
index 0000000..515bde1
--- /dev/null
+++ b/source/game_source/entity.h
@@ -0,0 +1,52 @@
+#ifndef ENTITY_H
+#define ENTITY_H
+#include "vector.h"
+#include "tile.h"
+
+typedef int(*entity_func)(void*);
+typedef int(*entity_update_func)(int, void*);
+
+// Entity network transaction.
+typedef struct {
+    int id;
+    int action;
+    int userdataSize;
+    void* userdata;
+} entity_transaction;
+
+// Entity Callbacks
+typedef struct {
+    entity_func init;
+    entity_update_func update;
+    entity_func free;
+} entity_callbacks;
+
+// Entity Struct
+typedef struct {
+    int id;
+    const char* name;
+    const char* description;
+    tile tile;
+    vec2 position;
+    void* userdata;
+    entity_callbacks callback;
+    entity_transaction ta;
+} entity;
+
+entity* CreateEntity(const char* name, const char* description);
+int EntityAddCallbacks(entity* e, entity_callbacks cb);
+int EntitySetUserdat(entity* e, void* userdata);
+
+// Gets
+const char* GetEntityDescription(entity* e);
+const char* GetEntityName(entity* e);
+
+// Entity minipulation
+int EntityInit(entity* e);
+int EntityUpdate(entity* e, int action, void* userdata);
+int EntityFree(entity* e);
+
+// Network
+int EntityTransaction(entity* e);
+
+#endif
diff --git a/source/game_source/entity_handler.c b/source/game_source/entity_handler.c
new file mode 100644
index 0000000..e69de29
diff --git a/source/game_source/entity_handler.h b/source/game_source/entity_handler.h
new file mode 100644
index 0000000..630a62b
--- /dev/null
+++ b/source/game_source/entity_handler.h
@@ -0,0 +1,29 @@
+#ifndef ENTITY_HEADER_H
+#define ENTITY_HEADER_H
+
+#define ENTITY_LIST_ACTION_ADD
+#define ENTITY_LIST_ACTION_REMOVE
+#include "entity.h"
+
+typedef struct {
+    int count;
+    entity* entities[256];
+} entity_list;
+
+typedef struct {
+    int action;
+    int sizeOfData;
+    void* data;
+}entity_list_transaction;
+
+void EntityListInit(entity_list* list);
+int EntityListAddEntity(entity* ent);
+int EntityListRemoveEntity(entity* ent);
+
+int EntityListTransactionSet(entity_list_transaction* ta, int action, void* data);
+int EntityListTransactionSend(entity_list* list, entity_list_transaction* ta);
+
+int EntityListUpdate();
+
+
+#endif
diff --git a/source/game_source/entity_utils.c b/source/game_source/entity_utils.c
new file mode 100644
index 0000000..e69de29
diff --git a/source/game_source/entity_utils.h b/source/game_source/entity_utils.h
new file mode 100644
index 0000000..9abad24
--- /dev/null
+++ b/source/game_source/entity_utils.h
@@ -0,0 +1,10 @@
+#ifndef ENTITY_UTILS_H
+#define ENTITY_UTILS_H
+#include "entity_handler.h"
+#include "vector.h"
+
+
+int* GetEntitiesAroundPoint(entity_list* list, vec2 position, int radious);
+int* GetClosestEntity(entity_list* list, vec2 position);
+
+#endif // !ENTITY_UTILS_H
diff --git a/source/game_source/level.c b/source/game_source/level.c
new file mode 100644
index 0000000..e69de29
diff --git a/source/game_source/level.h b/source/game_source/level.h
new file mode 100644
index 0000000..e69de29
diff --git a/source/game_source/tile.h b/source/game_source/tile.h
new file mode 100644
index 0000000..445cd0e
--- /dev/null
+++ b/source/game_source/tile.h
@@ -0,0 +1,9 @@
+#ifndef TILE_H
+#define TILE_H
+#include "color.h"
+typedef struct {
+    char simble;
+    color forground;
+    color background;
+} tile;
+#endif
diff --git a/source/game_source/transaction.h b/source/game_source/transaction.h
new file mode 100644
index 0000000..05451b4
--- /dev/null
+++ b/source/game_source/transaction.h
@@ -0,0 +1,5 @@
+#ifndef TRANSACTION_H
+#define TRANSACTION_H
+
+
+#endif // !TRANSACTION_H
diff --git a/source/game_source/vector.h b/source/game_source/vector.h
new file mode 100644
index 0000000..7897621
--- /dev/null
+++ b/source/game_source/vector.h
@@ -0,0 +1,12 @@
+#ifndef VECTOR_H
+#define VECTOR_H
+typedef struct {
+    int x;
+    int y;
+} vec2;
+
+vec2 vec2_add(vec2 a, vec2 b);
+vec2 vec2_sub(vec2 a, vec2 b);
+vec2 vec2_mul(vec2 a, vec2 b);
+vec2 vec2_dev(vec2 a, vec2 b);
+#endif
diff --git a/source/main.c b/source/main.c
index a90089c..fb63fe5 100644
--- a/source/main.c
+++ b/source/main.c
@@ -7,397 +7,22 @@
  * #############################################################################
  */
 /* This is a sample implementation of a libssh based SSH server */
-/*
-Copyright 2003-2009 Aris Adamantiadis
+#include "ssh_server_client.h"
 
-This file is part of the SSH Library
-
-You are free to copy this file, modify it in any way, consider it being public
-domain. This does not apply to the rest of the library though, but it is
-allowed to cut-and-paste working code from this file to any license of
-program.
-The goal is to show the API in action. It's not a reference on how terminal
-clients must be made or how a client should react.
-*/
+int test(void*);
+int testrun(void*, void*);
 
 
-#include <libssh/libssh.h>
-#include <libssh/server.h>
-#include <libssh/callbacks.h>
-#include <pthread.h>
-#include <threads.h>
-#include <stdlib.h>
-#include <unistd.h>
-
-#ifdef HAVE_ARGP_H
-#include <argp.h>
-#endif
-#include <stdlib.h>
-#include <string.h>
-#include <stdio.h>
-
-
-#ifndef BUF_SIZE
-#define BUF_SIZE 2049
-#endif
-
-#ifndef KEYS_FOLDER
-#ifdef _WIN32
-#define KEYS_FOLDER
-#else
-#define KEYS_FOLDER "/etc/ssh/"
-#endif
-#endif
-
-#define USER "myuser"
-#define PASSWORD "mypassword"
-
-
-
-static int authenticated=0;
-static int tries = 0;
-static int error = 0;
-static ssh_channel chan[30] ={NULL};
-
-typedef struct {
-    ssh_session session;
-    int id;
-} ud;
-
-static int auth_none(ssh_session session,
-                     const char *user,
-                     void *userdata)
-{
-    ssh_string banner = NULL;
-
-    (void)user; /* unused */
-    (void)userdata; /* unused */
-
-    //ssh_set_auth_methods(session,
-    //                     SSH_AUTH_METHOD_PASSWORD | SSH_AUTH_METHOD_GSSAPI_MIC);
-
-    banner = ssh_string_from_char("Loggin To your skelvetty acount!\n");
-    if (banner != NULL) {
-        ssh_send_issue_banner(session, banner);
-    }
-    ssh_string_free(banner);
-
-    authenticated ++;
-    return SSH_AUTH_SUCCESS;
-}
-
-static int auth_password(ssh_session session, const char *user,
-        const char *password, void *userdata){
-    (void)userdata;
-    printf("Authenticating user %s pwd %s\n",user, password);
-    if(strcmp(user,USER) == 0 && strcmp(password, PASSWORD) == 0){
-        authenticated = 1;
-        printf("Authenticated\n");
-        return SSH_AUTH_SUCCESS;
-    }
-    if (tries >= 3){
-        printf("Too many authentication tries\n");
-        ssh_disconnect(session);
-        error = 1;
-        return SSH_AUTH_DENIED;
-    }
-    tries++;
-    return SSH_AUTH_DENIED;
-}
-
-#ifdef WITH_GSSAPI
-static int auth_gssapi_mic(ssh_session session, const char *user, const char *principal, void *userdata){
-    ssh_gssapi_creds creds = ssh_gssapi_get_creds(session);
-    (void)userdata;
-    printf("Authenticating user %s with gssapi principal %s\n",user, principal);
-    if (creds != NULL)
-        printf("Received some gssapi credentials\n");
-    else
-        printf("Not received any forwardable creds\n");
-    printf("authenticated\n");
-    authenticated = 1;
-    return SSH_AUTH_SUCCESS;
-}
-#endif
-
-static int pty_request(ssh_session session, ssh_channel channel, const char *term,
-        int x,int y, int px, int py, void *userdata){
-    (void) session;
-    (void) channel;
-    (void) term;
-    (void) x;
-    (void) y;
-    (void) px;
-    (void) py;
-    (void) userdata;
-    printf("Allocated terminal\n");
-    return 0;
-}
-
-static int shell_request(ssh_session session, ssh_channel channel, void *userdata){
-    (void)session;
-    (void)channel;
-    (void)userdata;
-    printf("Allocated shell\n");
-    return 0;
-}
-struct ssh_channel_callbacks_struct channel_cb = {
-    .channel_pty_request_function = pty_request,
-    .channel_shell_request_function = shell_request
-};
-
-static ssh_channel new_session_channel(ssh_session session, void *userdata){
-    (void) session;
-    (void) userdata;
-    printf("Allocated session channel for id %d\n", *(int*)userdata);
-    *(ssh_channel*)userdata = ssh_channel_new(session);
-    ssh_callbacks_init(&channel_cb);
-    ssh_set_channel_callbacks(*(ssh_channel*)userdata, &channel_cb);
-    return *(ssh_channel*)userdata;
-}
-
-
-#ifdef HAVE_ARGP_H
-const char *argp_program_version = "libssh server example "
-SSH_STRINGIFY(LIBSSH_VERSION);
-const char *argp_program_bug_address = "<libssh@libssh.org>";
-
-/* Program documentation. */
-static char doc[] = "libssh -- a Secure Shell protocol implementation";
-
-/* A description of the arguments we accept. */
-static char args_doc[] = "BINDADDR";
-
-/* The options we understand. */
-static struct argp_option options[] = {
-    {
-        .name  = "port",
-        .key   = 'p',
-        .arg   = "PORT",
-        .flags = 0,
-        .doc   = "Set the port to bind.",
-        .group = 0
-    },
-    {
-        .name  = "hostkey",
-        .key   = 'k',
-        .arg   = "FILE",
-        .flags = 0,
-        .doc   = "Set the host key.",
-        .group = 0
-    },
-    {
-        .name  = "rsakey",
-        .key   = 'r',
-        .arg   = "FILE",
-        .flags = 0,
-        .doc   = "Set the rsa key (deprecated alias for 'k').",
-        .group = 0
-    },
-    {
-        .name  = "verbose",
-        .key   = 'v',
-        .arg   = NULL,
-        .flags = 0,
-        .doc   = "Get verbose output.",
-        .group = 0
-    },
-    {
-        .name  = "config",
-        .key   = 'f',
-        .arg   = "FILE",
-        .flags = 0,
-        .doc   = "Configuration file to use.",
-        .group = 0
-    },
-    {NULL, 0, NULL, 0, NULL, 0}
-};
-
-/* Parse a single option. */
-static error_t parse_opt (int key, char *arg, struct argp_state *state) {
-    /* Get the input argument from argp_parse, which we
-     * know is a pointer to our arguments structure.
-     */
-    ssh_bind sshbind = state->input;
-
-    switch (key) {
-        case 'p':
-            ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_BINDPORT_STR, arg);
-            break;
-        case 'r':
-        case 'k':
-            ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_HOSTKEY, arg);
-            break;
-        case 'v':
-            ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_LOG_VERBOSITY_STR, "3");
-            break;
-        case 'f':
-            ssh_bind_options_parse_config(sshbind, arg);
-            break;
-        case ARGP_KEY_ARG:
-            if (state->arg_num >= 1) {
-                /* Too many arguments. */
-                argp_usage (state);
-            }
-            ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_BINDADDR, arg);
-            break;
-        case ARGP_KEY_END:
-            if (state->arg_num < 1) {
-                /* Not enough arguments. */
-                argp_usage (state);
-            }
-            break;
-        default:
-            return ARGP_ERR_UNKNOWN;
-    }
-
-    return 0;
-}
-
-/* Our argp parser. */
-static struct argp argp = {options, parse_opt, args_doc, doc, NULL, NULL, NULL};
-#endif /* HAVE_ARGP_H */
-
-void* Handel_Client(void* d) {
-    ud data = *(ud*)d;
-    char buf[BUF_SIZE];
-    int r;
-    int i;
-    ssh_event mainloop;
-    ssh_session session = data.session;
-    ssh_channel c;
-
-    struct ssh_server_callbacks_struct cb = {
-        .userdata = (void*)&c,
-        .auth_none_function = auth_none,
-        .auth_password_function = auth_password,
-        .channel_open_request_session_function = new_session_channel,
+int main() {
+    ServerConfig conf = {
+        .id = 123,
+        .port = 2222,
+        .cbs = (ServerLoopCallbacks){
+            .ssh_init = test,
+            .ssh_stop = test,
+            .ssh_run = testrun,
+        } 
     };
-
-    ssh_callbacks_init(&cb);
-    ssh_set_server_callbacks(session, &cb);
-
-    if (ssh_handle_key_exchange(session)) {
-        printf("ssh_handle_key_exchange: %s\n", ssh_get_error(session));
-        return NULL;
-    }
-
-    ssh_set_auth_methods(session, SSH_AUTH_METHOD_NONE);
-
-    mainloop = ssh_event_new();
-    ssh_event_add_session(mainloop, session);
-
-    while (!(authenticated && c != NULL)){
-        if(error)
-            break;
-        r = ssh_event_dopoll(mainloop, -1);
-        if (r == SSH_ERROR){
-            printf("Error : %s\n",ssh_get_error(session));
-            ssh_disconnect(session);
-            return NULL;
-        }
-    }
-
-    char sendBuf[1024] = {0};
-    int counter = 0;
-    if(error){
-        printf("Error, exiting loop\n");
-    } else
-        printf("Authenticated and got a channel\n");
-    // GameInit()
-    do{
-        i = 1;
-        snprintf(sendBuf, 1024, "Counter: %d, id: %d\r", counter, data.id);
-        char kittyBuffer[30] = {0};
-        sprintf(kittyBuffer, "\e[>%d", 0b1000);
-        if (ssh_channel_write(c, kittyBuffer, 30) == SSH_ERROR) {
-            printf("error writing to channel\n");
-            return NULL;
-        }
-        i = ssh_channel_read_nonblocking(c, buf, sizeof(buf)-1, 0);
-        counter++;
-        // code go here
-        // GameUpdate()
-        // code go here
-        if (ssh_channel_write(c, sendBuf, 1024) == SSH_ERROR) {
-            printf("error writing to channel\n");
-            return NULL;
-        }
-        if(i>0) {
-
-            buf[i] = '\0';
-            printf("%s", buf);
-            fflush(stdout);
-            if(buf[0] == '\x03') {
-                ssh_disconnect(data.session);
-                ssh_free(data.session);
-                authenticated--;
-                //ssh_channel_close(c);
-                //ssh_channel_free(c);
-                return 0;
-            }
-
-            //if (buf[0] == '\x0d') {
-            //    if (ssh_channel_write(chan, "\n", 1) == SSH_ERROR) {
-            //        printf("error writing to channel\n");
-            //        return 1;
-            //    }
-
-            //    printf("\n");
-            //}
-        }
-    } while (true);
-
+    ssh_start(&conf);
     return 0;
 }
-int main(int argc, char **argv){
-    ssh_session session;
-    ssh_bind sshbind;
-
-    int port = 2222;
-    int r =0;
-
-    sshbind=ssh_bind_new();
-
-    ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_HOSTKEY, "./rsa.key");
-    ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_BINDPORT, &port);
-    //ssh_bind_set_blocking(sshbind, 0);
-
-#ifdef HAVE_ARGP_H
-    /*
-     * Parse our arguments; every option seen by parse_opt will
-     * be reflected in arguments.
-     */
-    argp_parse (&argp, argc, argv, 0, 0, sshbind);
-#else
-    (void) argc;
-    (void) argv;
-#endif
-
-    while(sshbind) {
-
-        if(ssh_bind_listen(sshbind)<0){
-            printf("Error listening to socket: %s\n",ssh_get_error(sshbind));
-            return 1;
-        }
-        session=ssh_new();
-        r=ssh_bind_accept(sshbind,session);
-        if(r==SSH_ERROR){
-            printf("error accepting a connection : %s\n",ssh_get_error(sshbind));
-            return 1;
-        }
-        ud d = {session, authenticated};
-
-        pthread_t thread_id;
-        if(pthread_create(&thread_id, NULL, Handel_Client, (void*)&d) < 0) {
-            ssh_disconnect(session);
-        }
-    }
-    // GameEnd()
-    //ssh_disconnect(session);
-    //ssh_bind_free(sshbind);
-    //ssh_finalize();
-    return 0;
-}
-
-
diff --git a/source/server_source/CMakeLists.txt b/source/server_source/CMakeLists.txt
new file mode 100644
index 0000000..e69de29
diff --git a/source/server_source/server.c b/source/server_source/server.c
new file mode 100644
index 0000000..e69de29
diff --git a/source/server_source/server.h b/source/server_source/server.h
new file mode 100644
index 0000000..e495ee6
--- /dev/null
+++ b/source/server_source/server.h
@@ -0,0 +1,11 @@
+#ifndef SERVER_H
+#define SERVER_H
+
+typedef struct {
+    int port;
+    int id;
+} server_info;
+
+server_info start_server();
+
+#endif // !SERVER_H
diff --git a/source/server_source/transactions.c b/source/server_source/transactions.c
new file mode 100644
index 0000000..e69de29
diff --git a/source/server_source/transactions.h b/source/server_source/transactions.h
new file mode 100644
index 0000000..e69de29
diff --git a/source/ssh_server_client.c b/source/ssh_server_client.c
new file mode 100644
index 0000000..923a569
--- /dev/null
+++ b/source/ssh_server_client.c
@@ -0,0 +1,280 @@
+
+/* #############################################################################
+ *   # sshGameServer
+ *   This is a test
+ *
+ *   AUTHER: PreacherDHM
+ *   DATE: 07/03/26
+ * #############################################################################
+ */
+
+/* This is a sample implementation of a libssh based SSH server */
+
+
+#include "ssh_server_client.h"
+#include <libssh/libssh.h>
+#include <libssh/server.h>
+#include <libssh/callbacks.h>
+#include <pthread.h>
+#include <threads.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#ifdef HAVE_ARGP_H
+#include <argp.h>
+#endif
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+
+
+#ifndef BUF_SIZE
+#define BUF_SIZE 2049
+#endif
+
+#ifndef KEYS_FOLDER
+#ifdef _WIN32
+#define KEYS_FOLDER
+#else
+#define KEYS_FOLDER "/etc/ssh/"
+#endif
+#endif
+
+
+
+
+static int authenticated=0;
+static int tries = 0;
+static int error = 0;
+static ssh_channel chan[30] ={NULL};
+
+typedef struct {
+    ssh_session session;
+    ServerConfig* config;
+} ud;
+
+static int auth_none(ssh_session session,
+                     const char *user,
+                     void *userdata)
+{
+    ssh_string banner = NULL;
+
+    (void)user; /* unused */
+    (void)userdata; /* unused */
+
+    //ssh_set_auth_methods(session,
+    //                     SSH_AUTH_METHOD_PASSWORD | SSH_AUTH_METHOD_GSSAPI_MIC);
+
+    banner = ssh_string_from_char("Loggin To your skelvetty acount!\n");
+    if (banner != NULL) {
+        ssh_send_issue_banner(session, banner);
+    }
+    ssh_string_free(banner);
+
+    authenticated ++;
+    return SSH_AUTH_SUCCESS;
+}
+
+static int auth_password(ssh_session session, const char *user,
+        const char *password, void *userdata){
+    //(void)userdata;
+    //printf("Authenticating user %s pwd %s\n",user, password);
+    //if(strcmp(user,USER) == 0 && strcmp(password, PASSWORD) == 0){
+    //    authenticated = 1;
+    //    printf("Authenticated\n");
+        return SSH_AUTH_SUCCESS;
+    //}
+    //if (tries >= 3){
+    //    printf("Too many authentication tries\n");
+    //    ssh_disconnect(session);
+    //    error = 1;
+    //    return SSH_AUTH_DENIED;
+    //}
+    //tries++;
+    //return SSH_AUTH_DENIED;
+}
+
+#ifdef WITH_GSSAPI
+static int auth_gssapi_mic(ssh_session session, const char *user, const char *principal, void *userdata){
+    ssh_gssapi_creds creds = ssh_gssapi_get_creds(session);
+    (void)userdata;
+    printf("Authenticating user %s with gssapi principal %s\n",user, principal);
+    if (creds != NULL)
+        printf("Received some gssapi credentials\n");
+    else
+        printf("Not received any forwardable creds\n");
+    printf("authenticated\n");
+    authenticated = 1;
+    return SSH_AUTH_SUCCESS;
+}
+#endif
+
+static int pty_request(ssh_session session, ssh_channel channel, const char *term,
+        int x,int y, int px, int py, void *userdata){
+    (void) session;
+    (void) channel;
+    (void) term;
+    (void) x;
+    (void) y;
+    (void) px;
+    (void) py;
+    (void) userdata;
+    printf("Allocated terminal\n");
+    return 0;
+}
+
+static int shell_request(ssh_session session, ssh_channel channel, void *userdata){
+    (void)session;
+    (void)channel;
+    (void)userdata;
+    printf("Allocated shell\n");
+    return 0;
+}
+struct ssh_channel_callbacks_struct channel_cb = {
+    .channel_pty_request_function = pty_request,
+    .channel_shell_request_function = shell_request
+};
+
+static ssh_channel new_session_channel(ssh_session session, void *userdata){
+    (void) session;
+    (void) userdata;
+    printf("Allocated session channel for id %d\n", *(int*)userdata);
+    *(ssh_channel*)userdata = ssh_channel_new(session);
+    ssh_callbacks_init(&channel_cb);
+    ssh_set_channel_callbacks(*(ssh_channel*)userdata, &channel_cb);
+    return *(ssh_channel*)userdata;
+}
+
+
+
+void* Handel_Client(void* d) {
+    ud data = *(ud*)d;
+    char buf[BUF_SIZE];
+    int r;
+    int i;
+    ssh_event mainloop;
+    ssh_session session = data.session;
+    ssh_channel c;
+
+    struct ssh_server_callbacks_struct cb = {
+        .userdata = (void*)&c,
+        .auth_none_function = auth_none,
+        .auth_password_function = auth_password,
+        .channel_open_request_session_function = new_session_channel,
+    };
+
+    ssh_callbacks_init(&cb);
+    ssh_set_server_callbacks(session, &cb);
+
+    if (ssh_handle_key_exchange(session)) {
+        printf("ssh_handle_key_exchange: %s\n", ssh_get_error(session));
+        return NULL;
+    }
+
+    ssh_set_auth_methods(session, SSH_AUTH_METHOD_NONE);
+
+    mainloop = ssh_event_new();
+    ssh_event_add_session(mainloop, session);
+
+    while (!(authenticated && c != NULL)){
+        if(error)
+            break;
+        r = ssh_event_dopoll(mainloop, -1);
+        if (r == SSH_ERROR){
+            printf("Error : %s\n",ssh_get_error(session));
+            ssh_disconnect(session);
+            return NULL;
+        }
+    }
+
+    char sendBuf[1024] = {0};
+    int sendBuffSize = 1024;
+    int counter = 0;
+    if(error){
+        printf("Error, exiting loop\n");
+    } else
+        printf("Authenticated and got a channel\n");
+    data.config->cbs.ssh_init(data.config->cbs.init_var);
+    do{
+        i = 1;
+        snprintf(sendBuf, 1024, "Counter: %d, id: %d\r", counter, data.config->id);
+        char kittyBuffer[30] = {0};
+        sprintf(kittyBuffer, "\e[>%d", 0b1000);
+        if (ssh_channel_write(c, kittyBuffer, 30) == SSH_ERROR) {
+            printf("error writing to channel\n");
+            return NULL;
+        }
+        i = ssh_channel_read_nonblocking(c, buf, sizeof(buf)-1, 0);
+        counter++;
+        // code go here
+        ssh_terminal_data db = {
+            .inputBuffer = buf,
+            .outputBuffer = sendBuf,
+            .inputSize = 1024,
+            .outputSize = &sendBuffSize,
+        };
+        data.config->cbs.ssh_run(&db,data.config->cbs.run_var);
+        // code go here
+        if (ssh_channel_write(c, sendBuf, 1024) == SSH_ERROR) {
+            printf("error writing to channel\n");
+            return NULL;
+        }
+        if(i>0) {
+
+            buf[i] = '\0';
+            printf("%s", buf);
+            fflush(stdout);
+            if(buf[0] == '\x03') {
+                ssh_disconnect(data.session);
+                ssh_free(data.session);
+                authenticated--;
+                //ssh_channel_close(c);
+                //ssh_channel_free(c);
+                return 0;
+            }
+        }
+    } while (true);
+
+    data.config->cbs.ssh_stop(data.config->cbs.stop_var);
+
+    return 0;
+}
+
+int ssh_start(ServerConfig* conf){
+    ssh_session session;
+    ssh_bind sshbind;
+
+    int port = conf->port;
+    int r =0;
+
+    sshbind=ssh_bind_new();
+
+    ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_HOSTKEY, "./rsa.key");
+    ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_BINDPORT, &port);
+
+    while(sshbind) {
+
+        if(ssh_bind_listen(sshbind)<0){
+            printf("Error listening to socket: %s\n",ssh_get_error(sshbind));
+            return 1;
+        }
+        session=ssh_new();
+        r=ssh_bind_accept(sshbind,session);
+        if(r==SSH_ERROR){
+            printf("error accepting a connection : %s\n",ssh_get_error(sshbind));
+            return 1;
+        }
+        ud d = {session, conf};
+
+        pthread_t thread_id;
+        if(pthread_create(&thread_id, NULL, Handel_Client, (void*)&d) < 0) {
+            ssh_disconnect(session);
+        }
+    }
+    //ssh_disconnect(session);
+    //ssh_bind_free(sshbind);
+    //ssh_finalize();
+    return 0;
+}
+
+
diff --git a/source/ssh_server_client.h b/source/ssh_server_client.h
new file mode 100644
index 0000000..985f259
--- /dev/null
+++ b/source/ssh_server_client.h
@@ -0,0 +1,33 @@
+#ifndef SSH_SERVER_CLIENT_H
+#define SSH_SERVER_CLIENT_H
+
+typedef struct {
+    int inputSize;
+    int* outputSize;
+    char* inputBuffer;
+    char* outputBuffer;
+
+}ssh_terminal_data;
+
+typedef int(*ssh_server_callback)(void* userdata);
+typedef int(*ssh_server_run_callback)(void* ssh_terminal_data, void* userdata);
+
+typedef struct {
+    void* init_var;
+    void* run_var;
+    void* stop_var;
+    ssh_server_callback ssh_init;
+    ssh_server_run_callback ssh_run;
+    ssh_server_callback ssh_stop;
+}ServerLoopCallbacks;
+
+typedef struct {
+    int port;
+    int id;
+    ServerLoopCallbacks cbs;
+}ServerConfig;
+
+
+int ssh_start(ServerConfig* conf);
+
+#endif