dependencies/tlibc

@@ -1 +1 @@
-Subproject commit bb3b096262106fcc503c03b1555ca196d5b780e9
+Subproject commit 2c8e6fc601a868851d8ce50f77b391e6a9b7e656

project.config

@@ -1,24 +1,15 @@
 #!/usr/bin/env bash
-CBUILD_VERSION=2.3.0
+CBUILD_VERSION=2.2.3
 
 PROJECT="tcp-chat"
 CMP_C="gcc"
 CMP_CPP="g++"
 STD_C="c99"
 STD_CPP="c++11"
-WARN_C="-Wall -Wextra
+WARN_C="-Wall -Wextra -Werror=return-type -Werror=pointer-arith -Wno-unused-parameter"
-    -Wduplicated-branches
+WARN_CPP="-Wall -Wextra -Werror=return-type -Werror=pointer-arith -Wno-unused-parameter"
-    -Wduplicated-cond
-    -Wformat=2
-    -Wmissing-include-dirs
-    -Wshadow
-    -Werror=return-type
-    -Werror=pointer-arith
-    -Werror=init-self
-    -Werror=incompatible-pointer-types"
-WARN_CPP="$WARN_C"
 SRC_C="$(find src -name '*.c')"
-SRC_CPP="$(find src -name '*.cpp')"
+#SRC_CPP="$(find src -name '*.cpp')"
 
 # Directory with dependency configs.
 # See cbuild/example_dependency_configs
@@ -33,7 +24,7 @@ ENABLED_DEPENDENCIES='tlibc bearssl'
 #  └── profile/      - gcc *.gcda profiling info files
 OBJDIR="obj"
 OUTDIR="bin"
-STATIC_LIB_FILE="$PROJECT.a"
+STATIC_LIB_FILE="lib$PROJECT.a"
 
 INCLUDE="-Isrc -Idependencies/BearSSL/inc -Idependencies/tlibc/include"
 
@@ -69,61 +60,61 @@ case "$TASK" in
         C_ARGS="-O2 -flto=auto -fuse-linker-plugin -fprofile-use -fprofile-prefix-path=$(realpath $OBJDIR)/objects -fdata-sections -ffunction-sections -Wl,--gc-sections"
         CPP_ARGS="$C_ARGS"
         LINKER_ARGS="$CPP_ARGS $LINKER_LIBS"
-        PRE_TASK_SCRIPT=""
+        PRE_TASK_SCRIPT=
-        TASK_SCRIPT="@cbuild/default_tasks/build_exec.sh"
+        TASK_SCRIPT=cbuild/default_tasks/build_exec.sh
-        POST_TASK_SCRIPT="@cbuild/default_tasks/strip_exec.sh"
+        POST_TASK_SCRIPT="tasks/strip.sh"
         ;;
     # creates executable with debug info and no optimizations
     build_exec_dbg)
         C_ARGS="-O0 -g3"
         CPP_ARGS="$C_ARGS"
         LINKER_ARGS="$CPP_ARGS $LINKER_LIBS"
-        PRE_TASK_SCRIPT=""
+        PRE_TASK_SCRIPT=
-        TASK_SCRIPT="@cbuild/default_tasks/build_exec.sh"
+        TASK_SCRIPT=cbuild/default_tasks/build_exec.sh
-        POST_TASK_SCRIPT=""
+        POST_TASK_SCRIPT=
         ;;
     # creates shared library
     build_shared_lib)
         C_ARGS="-O2 -fpic -flto -shared"
         CPP_ARGS="$C_ARGS"
         LINKER_ARGS="$CPP_ARGS $LINKER_LIBS -Wl,-soname,$SHARED_LIB_FILE"
-        PRE_TASK_SCRIPT=""
+        PRE_TASK_SCRIPT=
-        TASK_SCRIPT="@cbuild/default_tasks/build_shared_lib.sh"
+        TASK_SCRIPT=cbuild/default_tasks/build_shared_lib.sh
-        POST_TASK_SCRIPT=""
+        POST_TASK_SCRIPT=
         ;;
     # creates shared library with debug symbols and no optimizations
     build_shared_lib_dbg)
         C_ARGS="-O0 -g3 -fpic -shared"
         CPP_ARGS="$C_ARGS"
         LINKER_ARGS="$CPP_ARGS $LINKER_LIBS -Wl,-soname,$SHARED_LIB_FILE"
-        PRE_TASK_SCRIPT=""
+        PRE_TASK_SCRIPT=
-        TASK_SCRIPT="@cbuild/default_tasks/build_shared_lib.sh"
+        TASK_SCRIPT=cbuild/default_tasks/build_shared_lib.sh
-        POST_TASK_SCRIPT=""
+        POST_TASK_SCRIPT=
         ;;
     # creates static library
     build_static_lib)
         C_ARGS="-O2 -fpic -fdata-sections -ffunction-sections"
         CPP_ARGS="$C_ARGS"
-        PRE_TASK_SCRIPT=""
+        PRE_TASK_SCRIPT=
-        TASK_SCRIPT="@cbuild/default_tasks/build_static_lib.sh"
+        TASK_SCRIPT=cbuild/default_tasks/build_static_lib.sh
-        POST_TASK_SCRIPT=""
+        POST_TASK_SCRIPT=
         ;;
     # creates static library with debug symbols and no optimizations
     build_static_lib_dbg)
         C_ARGS="-O0 -g3"
         CPP_ARGS="$C_ARGS"
-        PRE_TASK_SCRIPT=""
+        PRE_TASK_SCRIPT=
-        TASK_SCRIPT="@cbuild/default_tasks/build_static_lib.sh"
+        TASK_SCRIPT=cbuild/default_tasks/build_static_lib.sh
-        POST_TASK_SCRIPT=""
+        POST_TASK_SCRIPT=
         ;;
     # executes $EXEC_FILE
     exec)
-        TASK_SCRIPT="@cbuild/default_tasks/exec.sh"
+        TASK_SCRIPT=cbuild/default_tasks/exec.sh
         ;;
     # executes $EXEC_FILE with valgrind memory checker
     valgrind)  
         VALGRIND_ARGS="-s --read-var-info=yes --track-origins=yes --fullpath-after=$(pwd)/ --leak-check=full --show-leak-kinds=all" 
-        TASK_SCRIPT="@cbuild/default_tasks/valgrind.sh"
+        TASK_SCRIPT=cbuild/default_tasks/valgrind.sh
         ;;
     # generates profiling info
     profile)
@@ -134,13 +125,12 @@ case "$TASK" in
         # -pg adds code to executable, that generates file containing function call info (gmon.out)
         # -fprofile-generate generates executable with profiling code
         # -fprofile-prefix-path sets path where profiling info about objects will be saved
-        C_ARGS="-O2 -flto=auto -fuse-linker-plugin 
+        C_ARGS="-O2 -flto=auto -fuse-linker-plugin -fprofile-generate -fprofile-prefix-path=$(realpath $OBJDIR)/objects"
-            -fprofile-generate -fprofile-prefix-path=$(realpath $OBJDIR)/objects"
         CPP_ARGS="$C_ARGS"
         LINKER_ARGS="$CPP_ARGS $LINKER_LIBS"
-        PRE_TASK_SCRIPT="@cbuild/default_tasks/build_exec.sh"
+        PRE_TASK_SCRIPT=cbuild/default_tasks/build_exec.sh
-        TASK_SCRIPT="@cbuild/default_tasks/profile.sh"
+        TASK_SCRIPT=cbuild/default_tasks/profile.sh
-        POST_TASK_SCRIPT=""
+        POST_TASK_SCRIPT=
         ;;
     # compiles program with -pg and runs it with gprof
     # uses gprof2dot python script to generate function call tree (pip install gprof2dot)
@@ -149,14 +139,12 @@ case "$TASK" in
         OUTDIR="$OUTDIR/gprof"
         # arguments that emit some call counter code and disable optimizations to see function names
         # https://github.com/msys2/MINGW-packages/issues/8503#issuecomment-1365475205
-        C_ARGS="-O0 -g -pg -no-pie -fno-omit-frame-pointer
+        C_ARGS="-O0 -g -pg -no-pie -fno-omit-frame-pointer -fno-inline-functions -fno-inline-functions-called-once -fno-optimize-sibling-calls -fopenmp"
-            -fno-inline-functions -fno-inline-functions-called-once 
-            -fno-optimize-sibling-calls -fopenmp"
         CPP_ARGS="$C_ARGS"
         LINKER_ARGS="$CPP_ARGS $LINKER_LIBS"
-        PRE_TASK_SCRIPT="@cbuild/default_tasks/build_exec.sh"
+        PRE_TASK_SCRIPT=cbuild/default_tasks/build_exec.sh
-        TASK_SCRIPT="@cbuild/default_tasks/gprof.sh"
+        TASK_SCRIPT=cbuild/default_tasks/gprof.sh
-        POST_TASK_SCRIPT=""
+        POST_TASK_SCRIPT=
         ;;
     # compiles program and runs it with callgrind (part of valgrind)
     # uses gprof2dot python script to generate function call tree (pip install gprof2dot)
@@ -168,9 +156,9 @@ case "$TASK" in
         C_ARGS="-O2 -flto=auto -fuse-linker-plugin"
         CPP_ARGS="$C_ARGS"
         LINKER_ARGS="$CPP_ARGS $LINKER_LIBS"
-        PRE_TASK_SCRIPT="@cbuild/default_tasks/build_exec.sh"
+        PRE_TASK_SCRIPT=cbuild/default_tasks/build_exec.sh
-        TASK_SCRIPT="@cbuild/default_tasks/callgrind.sh"
+        TASK_SCRIPT=cbuild/default_tasks/callgrind.sh
-        POST_TASK_SCRIPT=""
+        POST_TASK_SCRIPT=
         ;;
     # compiles executable with sanitizers and executes it to find errors and warnings
     sanitize)
@@ -178,19 +166,19 @@ case "$TASK" in
         C_ARGS="-O0 -g3 -fsanitize=undefined,address"
         CPP_ARGS="$C_ARGS"
         LINKER_ARGS="$CPP_ARGS $LINKER_LIBS"
-        PRE_TASK_SCRIPT="@cbuild/default_tasks/build_exec.sh"
+        PRE_TASK_SCRIPT=cbuild/default_tasks/build_exec.sh
-        TASK_SCRIPT="@cbuild/default_tasks/exec.sh"
+        TASK_SCRIPT=cbuild/default_tasks/exec.sh
-        POST_TASK_SCRIPT=""
+        POST_TASK_SCRIPT=
         ;;
     # rebuilds specified dependencies
     # EXAMPLE: `cbuild rebuild_dependencies=libexample1,fonts`
     # 'all' can be specified to rebuild all dependencies
     rebuild_dependencies)
-        TASK_SCRIPT="@cbuild/default_tasks/rebuild_dependencies.sh"
+        TASK_SCRIPT=cbuild/default_tasks/rebuild_dependencies.sh
         ;;
     # deletes generated files
     clean)
-        TASK_SCRIPT="@cbuild/default_tasks/clean.sh"
+        TASK_SCRIPT=cbuild/default_tasks/clean.sh
         ;;
     # nothing to do
     "" | no_task)

project.config.user.default

@@ -1,11 +0,0 @@
-#!/usr/bin/env bash
-# Project user config is ignored by git.
-# Here you can add variables that users might want to change
-# on their local machine, without commiting to the repository.
-
-# Directory where you install dependencies.
-# Do not confuse with DEPENDENCY_CONFIGS_DIR
-# Example:
-#    libexample source code is at `../libexample`, and dependency config
-#    that specifies how to build this lib is at `dependencies/libexample.config`
-DEPENDENCIES_DIR=".."

src/client/ClientCredentials.c

@@ -1,5 +1,5 @@
 #include "client.h"
-#include "tlibc/collections/List.h"
+#include "tlibc/string/StringBuilder.h"
 
 void ClientCredentials_destroy(ClientCredentials* cred){
     if(!cred)
@@ -22,19 +22,18 @@ Result(void) ClientCredentials_tryConstruct(ClientCredentials* cred,
     cred->username = str_copy(username);
 
     // concat password and username
-    List(u8) data_to_hash = List_alloc_size(password.size + username.size + PASSWORD_HASH_SIZE);
+    StringBuilder sb = StringBuilder_alloc(username.size + password.size + 1);
-    Defer(free(data_to_hash.data));
+    Defer(StringBuilder_destroy(&sb));
-    List_push_size(&data_to_hash, password.data, password.size);
+    StringBuilder_append_str(&sb, password);
-    List_push_size(&data_to_hash, username.data, username.size);
+    StringBuilder_append_str(&sb, username);
+    Array(u8) password_and_username = str_castTo_Array(StringBuilder_getStr(&sb));
     
     // lvl 1 hash - is used as AES key for user data
     cred->user_data_key = Array_alloc(u8, PASSWORD_HASH_SIZE);
-    hash_password(List_castTo_Array(data_to_hash), cred->user_data_key.data, PASSWORD_HASH_LVL_ROUNDS);
+    hash_password(password_and_username, cred->user_data_key.data, __PASSWORD_HASH_LVL_ITERATIONS);
-    // concat lvl 1 hash to data_to_hash
-    List_push_size(&data_to_hash, cred->user_data_key.data, cred->user_data_key.size);
     // lvl 2 hash - is used for authentification
     cred->token = Array_alloc(u8, PASSWORD_HASH_SIZE);
-    hash_password(List_castTo_Array(data_to_hash), cred->token.data, PASSWORD_HASH_LVL_ROUNDS);
+    hash_password(cred->user_data_key, cred->token.data, __PASSWORD_HASH_LVL_ITERATIONS);
 
     AESBlockEncryptor_construct(&cred->user_data_aes_enc, cred->user_data_key, AESBlockEncryptor_DEFAULT_CLASS);
     AESBlockDecryptor_construct(&cred->user_data_aes_dec, cred->user_data_key, AESBlockDecryptor_DEFAULT_CLASS);

src/client/ServerConnection.c

@@ -41,7 +41,7 @@ Result(void) ServerLink_parse(cstr server_link_cstr, EndpointIPv4* server_end_ou
     Return RESULT_VOID;
 }
 
-Result(ServerConnection*) ServerConnection_open(cstr server_link_cstr){
+Result(ServerConnection*) ServerConnection_open(ClientCredentials* client_credentials, cstr server_link_cstr){
     Deferral(16);
 
     ServerConnection* conn = (ServerConnection*)malloc(sizeof(ServerConnection));

src/client/client.c

@@ -25,8 +25,6 @@ Result(void) Client_createFromConfig(cstr config_path){
     bool success = false;
     Defer(if(!success) Client_free(client));
 
-    (void)config_path;
-
     success = true;
     Return RESULT_VALUE(p, client);
 }
@@ -154,7 +152,7 @@ static Result(void) commandExec(Client* client, str command, bool* stop){
 
         printf("connecting to server...\n");
         try(client->server_connection, p, 
-            ServerConnection_open(new_server_link.data));
+            ServerConnection_open(&client->cred, new_server_link.data));
         printf("connection established\n");
 
         // TODO: request server info

src/client/client.h

@@ -28,7 +28,8 @@ typedef struct ServerConnection {
     EncryptedSocketTCP sock;
 } ServerConnection;
 
-Result(ServerConnection*) ServerConnection_open(cstr server_link_cstr);
+Result(ServerConnection*) ServerConnection_open(ClientCredentials* client_credentials,
+    cstr server_link_cstr);
 
 void ServerConnection_close(ServerConnection* conn);
 

src/cryptography/cryptography.h

@@ -12,10 +12,11 @@
 /// @brief hashes password multiple times using its own hash as salt 
 /// @param password some byte array 
 /// @param out_buffer u8[PASSWORD_HASH_SIZE]
-/// @param rounds number of rounds
+/// @param iterations number of iterations
-void hash_password(Array(u8) password, u8* out_buffer, i32 rounds);
+void hash_password(Array(u8) password, u8* out_buffer, i32 iterations);
 #define PASSWORD_HASH_SIZE 32
-#define PASSWORD_HASH_LVL_ROUNDS 1e5
+
+#define __PASSWORD_HASH_LVL_ITERATIONS 1e5
 
 //////////////////////////////////////////////////////////////////////////////
 //                                                                          //

src/server/request_handlers/send_error.c

@@ -4,8 +4,6 @@ Result(char*) __sendErrorMessage(ClientConnection* conn, PacketHeader* req_head,
     u32 msg_buf_size, cstr format, va_list argv)
 {
     Deferral(4);
-    (void)req_head;
-    
     //TODO: limit ErrorMessage size to fit into EncryptedSocketTCP.internal_buffer_size
     Array(u8) err_buf = Array_alloc(u8, msg_buf_size);
     bool err_complete = false;

tasks/strip.sh

@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+exe_path="$OUTDIR/$EXEC_FILE"
+myprint "${BLUE}stripping symbols from ${WHITE}$exe_path"
+strip -s "$exe_path"