move most of the lua api into its one file in c

This commit is contained in:
2026-01-20 15:53:26 +01:00
parent 1d4cf16399
commit 41d9bba1d1
5 changed files with 285 additions and 256 deletions

View File

@@ -4,7 +4,7 @@ liblua:
rm *.o
build: liblua
gcc -O2 -shared -static -o luahost.dll plugin.c liblua -lgdi32 -luser32 -lshell32 \
gcc -O2 -shared -static -o luahost.dll plugin.c api.c liblua -lgdi32 -luser32 -lshell32 \
-Wl,--add-stdcall-alias \
-ffunction-sections -fdata-sections

227
api.c Normal file
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@@ -0,0 +1,227 @@
#include "api.h"
static const unsigned char EBU[127] = {
0xE1, 'a', 0xE9, 'e', 0xED, 'i', 0xF3, 'o', 0xFA, 'u', 'N', 0xC7, 0xAA, 0xDF, 'I', 0x00,
0xE2, 0xE4, 'e', 0xEB, 0xEE, 'i', 0xF4, 0xF6, 'u', 0xFC, 'n', 0xE7, 0xBA, 0x00, 'i', 0x00,
0x00, 0x00, 0xA9, 0x89, 0x00, 0xEC, 0xF2, 0xF5, 0x00, 0x00, 0x00, 0x24, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0xB1, 'I', 0xF1, 0xFB, 0xB5, '?', 0xF7, 0xB0, 0x00, 0x00, 0x00, 0xA7, 0x00,
0xC1, 'A', 0xC9, 'E', 0xCD, 'I', 0xD3, 'O', 0xDA, 'U', 0xD8, 0xC8, 0x8A, 0x8E, 0xD0, 'L',
0xC2, 0xC4, 'E', 0xCB, 0xCE, 'I', 0xD4, 0xD6, 'U', 0xDC, 0xF8, 0xE8, 0x9A, 0x9E, 0xF0, 'l',
0x00, 0x00, 0x00, 0x00, 0x00, 0xDD, 0x00, 0x00, 0x00, 0x00, 0xC0, 0xC6, 0x8C, 0x8F, 0x00, 0x00,
0x00, 0x00, 0x00, 0xFD, 0x00, 0x00, 0x00, 0x00, 0xE0, 0xE6, 0x9C, 0x9F, 0x00
};
unsigned char CharConv(unsigned char Ch) {
if (Ch >= 128 && Ch < 255) {
unsigned char conv = EBU[Ch - 128];
if (conv != 0) return conv;
}
return Ch;
}
int lua_log(lua_State* localL) {
if(console_mode != 0) return luaL_error(localL, "Invalid log");
AppendText(luaL_checkstring(localL, 1));
AppendText("\r\n");
return 0;
}
int lua_set_console(lua_State* localL) {
if(console_mode != 1) return luaL_error(localL, "Invalid log");
if (hEditControl != NULL) SetWindowTextA(hEditControl, luaL_checkstring(localL, 1));
return 0;
}
int lua_set_console_mode(lua_State* localL) {
if (!lua_isboolean(localL, 1)) return luaL_typeerror(localL, 1, lua_typename(localL, LUA_TBOOLEAN));
int mode = lua_toboolean(localL, 1);
if (hEditControl != NULL) SetWindowTextA(hEditControl, "");
console_mode = mode;
return 0;
}
int lua_set_window_stick(lua_State* localL) {
if (!lua_isboolean(localL, 1)) return luaL_typeerror(localL, 1, lua_typename(localL, LUA_TBOOLEAN));
sticky = lua_toboolean(localL, 1);
return 0;
}
int lua_get_window_stick(lua_State* localL) {
lua_pushboolean(localL, sticky);
return 1;
}
int lua_set_font_size(lua_State* localL) {
int size = luaL_checkinteger(localL, 1);
HFONT hNewFont = CreateFont(size, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, DEFAULT_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH | FF_DONTCARE, FONT_NAME);
if (hNewFont && hEditControl) {
SendMessage(hEditControl, WM_SETFONT, (WPARAM)hNewFont, TRUE);
if (g_hCurrentFont != NULL) DeleteObject(g_hCurrentFont);
g_hCurrentFont = hNewFont;
}
return 0;
}
int lua_MessageBox(lua_State* localL) {
MessageBoxA(NULL, luaL_checkstring(localL, 1), luaL_checkstring(localL, 2), MB_OK | MB_TOPMOST);
return 0;
}
int lua_ReadValue(lua_State* localL) {
if (g_DBPointer == NULL) {
lua_pushnil(localL);
return 1;
}
const char* key = luaL_checkstring(localL, 1);
ShortString skey;
skey.len = strlen(key);
if (skey.len > 255) skey.len = 255;
memcpy(skey.data, key, skey.len);
int count = g_DBPointer->Count;
if (count > 255) count = 255;
for (int i = 0; i < count; i++) {
if (g_DBPointer->Records[i].Key.len == skey.len &&
memcmp(g_DBPointer->Records[i].Key.data, skey.data, skey.len) == 0) {
lua_pushlstring(localL, g_DBPointer->Records[i].Value.data, g_DBPointer->Records[i].Value.len);
return 1;
}
}
lua_pushnil(localL);
return 1;
}
int lua_ReadRecord(lua_State* localL) {
if (g_DBPointer == NULL) {
lua_pushnil(localL);
lua_pushnil(localL);
return 2;
}
int index = luaL_checkinteger(localL, 1);
if (index < 0 || index >= g_DBPointer->Count || index >= 255) {
lua_pushnil(localL);
lua_pushnil(localL);
return 2;
}
lua_pushlstring(localL, g_DBPointer->Records[index].Key.data, g_DBPointer->Records[index].Key.len);
lua_pushlstring(localL, g_DBPointer->Records[index].Value.data, g_DBPointer->Records[index].Value.len);
return 2;
}
int lua_AddValue(lua_State* localL) {
if (g_DBPointer == NULL) return 0;
const char* key = luaL_checkstring(localL, 1);
const char* value = luaL_checkstring(localL, 2);
ShortString skey, svalue;
skey.len = strlen(key);
if (skey.len > 255) skey.len = 255;
memcpy(skey.data, key, skey.len);
svalue.len = strlen(value);
if (svalue.len > 252) {
svalue.len = 252;
memcpy(svalue.data, value, 252);
memcpy(svalue.data + 252, "...", 3);
svalue.len = 255;
} else memcpy(svalue.data, value, svalue.len);
int count = g_DBPointer->Count;
if (count > 255) count = 255;
for (int i = 0; i < count; i++) {
if (g_DBPointer->Records[i].Key.len == skey.len &&
memcmp(g_DBPointer->Records[i].Key.data, skey.data, skey.len) == 0) {
g_DBPointer->Records[i].Value = svalue;
return 0;
}
}
if (count < 254) {
g_DBPointer->Records[count].Key = skey;
g_DBPointer->Records[count].Value = svalue;
g_DBPointer->Count = count + 1;
} else if (_stricmp(key, "COMMAND") == 0) {
g_DBPointer->Records[254].Key = skey;
g_DBPointer->Records[254].Value = svalue;
}
return 0;
}
int lua_ResetValues(lua_State* localL) {
if (g_DBPointer == NULL) return 0;
g_DBPointer->Count = 0;
return 0;
}
int lua_CountRecords(lua_State* localL) {
if (g_DBPointer == NULL) {
lua_pushinteger(localL, 0);
return 1;
}
int count = g_DBPointer->Count;
if (count > 255) count = 255;
lua_pushinteger(localL, count);
return 1;
}
int lua_CharConv(lua_State* localL) {
int ch = luaL_checkinteger(localL, 1);
lua_pushinteger(localL, CharConv((unsigned char)ch));
return 1;
}
int lua_SaveString(lua_State* localL) {
const char* section = luaL_checkstring(localL, 2);
const char* key = luaL_checkstring(localL, 3);
const char* value = luaL_checkstring(localL, 4);
if (lua_isstring(localL, 1)) {
const char* filename = luaL_checkstring(localL, 1);
char path[MAX_PATH];
if (SUCCEEDED(SHGetFolderPathA(NULL, CSIDL_LOCAL_APPDATA, NULL, 0, path))) {
char fullPath[MAX_PATH];
snprintf(fullPath, MAX_PATH, "%s\\RDS Spy\\%s", path, filename);
WritePrivateProfileStringA(section, key, value, fullPath);
}
} else if(lua_isnil(localL, 1)) WritePrivateProfileStringA(section, key, value, workspaceFile);
else return luaL_typeerror(localL, 1, lua_typename(localL, LUA_TSTRING));
}
int lua_LoadString(lua_State* localL) {
const char* section = luaL_checkstring(localL, 2);
const char* key = luaL_checkstring(localL, 3);
const char* defaultValue = luaL_optstring(localL, 4, "");
char buffer[1024];
if (lua_isstring(localL, 1)) {
const char* filename = luaL_checkstring(localL, 1);
char path[MAX_PATH];
if (SUCCEEDED(SHGetFolderPathA(NULL, CSIDL_LOCAL_APPDATA, NULL, 0, path))) {
char fullPath[MAX_PATH];
snprintf(fullPath, MAX_PATH, "%s\\RDS Spy\\%s", path, filename);
GetPrivateProfileStringA(section, key, defaultValue, buffer, 1024, fullPath);
lua_pushstring(localL, buffer);
} else lua_pushstring(localL, defaultValue);
return 1;
} else if(lua_isnil(localL, 1)) {
GetPrivateProfileStringA(section, key, defaultValue, buffer, 1024, workspaceFile);
lua_pushstring(localL, buffer);
return 1;
} else return luaL_typeerror(localL, 1, lua_typename(localL, LUA_TSTRING));
}

48
api.h Normal file
View File

@@ -0,0 +1,48 @@
#include <windows.h>
#include <shlobj.h>
#include <stdint.h>
#include "lua/lua.h"
#include "lua/lualib.h"
#include "lua/lauxlib.h"
typedef struct {
uint8_t len;
uint8_t data[255];
} ShortString;
typedef struct {
ShortString Key;
ShortString Value;
} TRecord;
typedef struct {
int32_t Count;
TRecord Records[255];
} TDB;
extern HFONT g_hCurrentFont;
#define FONT_NAME "Segoe UI"
extern HWND hEditControl;
extern uint8_t console_mode;
extern uint8_t sticky;
extern TDB* g_DBPointer;
extern unsigned char workspaceFile[MAX_PATH];
int lua_log(lua_State* localL);
int lua_set_console(lua_State* localL);
int lua_set_console_mode(lua_State* localL);
int lua_set_window_stick(lua_State* localL);
int lua_get_window_stick(lua_State* localL);
int lua_set_font_size(lua_State* localL);
int lua_MessageBox(lua_State* localL);
int lua_ReadValue(lua_State* localL);
int lua_ReadRecord(lua_State* localL);
int lua_AddValue(lua_State* localL);
int lua_ResetValues(lua_State* localL);
int lua_CountRecords(lua_State* localL);
int lua_CharConv(lua_State* localL);
int lua_SaveString(lua_State* localL);
int lua_LoadString(lua_State* localL);
extern void AppendText(const char* text);

View File

@@ -632,6 +632,7 @@ function event(event)
current_menu = event
end
render_menu()
last_render_hash = 0
end
local function ternary(cond, a, b)

263
plugin.c
View File

@@ -1,11 +1,6 @@
#include <windows.h>
#include "api.h"
#include <stdio.h>
#include <string.h>
#include <shlobj.h>
#include <stdint.h>
#include "lua/lua.h"
#include "lua/lualib.h"
#include "lua/lauxlib.h"
typedef struct {
uint16_t Year;
@@ -22,21 +17,6 @@ typedef struct {
int32_t Blk4;
} TRDSGroup;
typedef struct {
uint8_t len;
uint8_t data[255];
} ShortString;
typedef struct {
ShortString Key;
ShortString Value;
} TRecord;
typedef struct {
int32_t Count;
TRecord Records[255];
} TDB;
static TRDSGroup Group;
static HWND hWnd = NULL;
@@ -44,11 +24,10 @@ static HINSTANCE hInst = NULL;
static lua_State* L = NULL;
static HWND hEditControl = NULL;
static TDB* g_DBPointer = NULL;
HWND hEditControl = NULL;
TDB* g_DBPointer = NULL;
static HFONT g_hCurrentFont = NULL;
#define FONT_NAME "Segoe UI"
HFONT g_hCurrentFont = NULL;
#define IDC_MAIN_BUTTON 101
@@ -68,21 +47,10 @@ HWND hButton_event##I = CreateWindowEx( \
(HMENU)(IDC_MAIN_BUTTON + I), hInst, NULL \
);
static const unsigned char EBU[127] = {
0xE1, 'a', 0xE9, 'e', 0xED, 'i', 0xF3, 'o', 0xFA, 'u', 'N', 0xC7, 0xAA, 0xDF, 'I', 0x00,
0xE2, 0xE4, 'e', 0xEB, 0xEE, 'i', 0xF4, 0xF6, 'u', 0xFC, 'n', 0xE7, 0xBA, 0x00, 'i', 0x00,
0x00, 0x00, 0xA9, 0x89, 0x00, 0xEC, 0xF2, 0xF5, 0x00, 0x00, 0x00, 0x24, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0xB1, 'I', 0xF1, 0xFB, 0xB5, '?', 0xF7, 0xB0, 0x00, 0x00, 0x00, 0xA7, 0x00,
0xC1, 'A', 0xC9, 'E', 0xCD, 'I', 0xD3, 'O', 0xDA, 'U', 0xD8, 0xC8, 0x8A, 0x8E, 0xD0, 'L',
0xC2, 0xC4, 'E', 0xCB, 0xCE, 'I', 0xD4, 0xD6, 'U', 0xDC, 0xF8, 0xE8, 0x9A, 0x9E, 0xF0, 'l',
0x00, 0x00, 0x00, 0x00, 0x00, 0xDD, 0x00, 0x00, 0x00, 0x00, 0xC0, 0xC6, 0x8C, 0x8F, 0x00, 0x00,
0x00, 0x00, 0x00, 0xFD, 0x00, 0x00, 0x00, 0x00, 0xE0, 0xE6, 0x9C, 0x9F, 0x00
};
static uint8_t console_mode = 0;
static uint8_t stop_execution = 0;
static uint8_t sticky = 0;
static unsigned char workspaceFile[MAX_PATH] = "";
uint8_t console_mode = 0;
uint8_t stop_execution = 0;
uint8_t sticky = 0;
unsigned char workspaceFile[MAX_PATH] = "";
const char* int_to_string(int value) {
static char buffer[16];
@@ -90,14 +58,6 @@ const char* int_to_string(int value) {
return buffer;
}
unsigned char CharConv(unsigned char Ch) {
if (Ch >= 128 && Ch < 255) {
unsigned char conv = EBU[Ch - 128];
if (conv != 0) return conv;
}
return Ch;
}
void InitLua();
void lua_event(int event);
LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
@@ -201,213 +161,6 @@ void AppendText(const char* text) {
}
}
int lua_log(lua_State* localL) {
if(console_mode != 0) return luaL_error(localL, "Invalid log");
AppendText(luaL_checkstring(localL, 1));
AppendText("\r\n");
return 0;
}
int lua_set_console(lua_State* localL) {
if(console_mode != 1) return luaL_error(localL, "Invalid log");
if (hEditControl != NULL) SetWindowTextA(hEditControl, luaL_checkstring(localL, 1));
return 0;
}
int lua_set_console_mode(lua_State* localL) {
if (!lua_isboolean(localL, 1)) return luaL_typeerror(L, 1, lua_typename(L, LUA_TBOOLEAN));
int mode = lua_toboolean(localL, 1);
if (hEditControl != NULL) SetWindowTextA(hEditControl, "");
console_mode = mode;
return 0;
}
int lua_set_window_stick(lua_State* localL) {
if (!lua_isboolean(localL, 1)) return luaL_typeerror(L, 1, lua_typename(L, LUA_TBOOLEAN));
sticky = lua_toboolean(localL, 1);
return 0;
}
int lua_get_window_stick(lua_State* localL) {
lua_pushboolean(localL, sticky);
return 1;
}
int lua_set_font_size(lua_State* localL) {
int size = luaL_checkinteger(localL, 1);
HFONT hNewFont = CreateFont(size, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, DEFAULT_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH | FF_DONTCARE, FONT_NAME);
if (hNewFont && hEditControl) {
SendMessage(hEditControl, WM_SETFONT, (WPARAM)hNewFont, TRUE);
if (g_hCurrentFont != NULL) DeleteObject(g_hCurrentFont);
g_hCurrentFont = hNewFont;
}
return 0;
}
int lua_MessageBox(lua_State* localL) {
MessageBoxA(NULL, luaL_checkstring(localL, 1), luaL_checkstring(localL, 2), MB_OK | MB_TOPMOST);
return 0;
}
int lua_ReadValue(lua_State* localL) {
if (g_DBPointer == NULL) {
lua_pushnil(localL);
return 1;
}
const char* key = luaL_checkstring(localL, 1);
ShortString skey;
skey.len = strlen(key);
if (skey.len > 255) skey.len = 255;
memcpy(skey.data, key, skey.len);
int count = g_DBPointer->Count;
if (count > 255) count = 255;
for (int i = 0; i < count; i++) {
if (g_DBPointer->Records[i].Key.len == skey.len &&
memcmp(g_DBPointer->Records[i].Key.data, skey.data, skey.len) == 0) {
lua_pushlstring(localL, g_DBPointer->Records[i].Value.data, g_DBPointer->Records[i].Value.len);
return 1;
}
}
lua_pushnil(localL);
return 1;
}
int lua_ReadRecord(lua_State* localL) {
if (g_DBPointer == NULL) {
lua_pushnil(localL);
lua_pushnil(localL);
return 2;
}
int index = luaL_checkinteger(localL, 1);
if (index < 0 || index >= g_DBPointer->Count || index >= 255) {
lua_pushnil(localL);
lua_pushnil(localL);
return 2;
}
lua_pushlstring(localL, g_DBPointer->Records[index].Key.data, g_DBPointer->Records[index].Key.len);
lua_pushlstring(localL, g_DBPointer->Records[index].Value.data, g_DBPointer->Records[index].Value.len);
return 2;
}
int lua_AddValue(lua_State* localL) {
if (g_DBPointer == NULL) return 0;
const char* key = luaL_checkstring(localL, 1);
const char* value = luaL_checkstring(localL, 2);
ShortString skey, svalue;
skey.len = strlen(key);
if (skey.len > 255) skey.len = 255;
memcpy(skey.data, key, skey.len);
svalue.len = strlen(value);
if (svalue.len > 252) {
svalue.len = 252;
memcpy(svalue.data, value, 252);
memcpy(svalue.data + 252, "...", 3);
svalue.len = 255;
} else memcpy(svalue.data, value, svalue.len);
int count = g_DBPointer->Count;
if (count > 255) count = 255;
for (int i = 0; i < count; i++) {
if (g_DBPointer->Records[i].Key.len == skey.len &&
memcmp(g_DBPointer->Records[i].Key.data, skey.data, skey.len) == 0) {
g_DBPointer->Records[i].Value = svalue;
return 0;
}
}
if (count < 254) {
g_DBPointer->Records[count].Key = skey;
g_DBPointer->Records[count].Value = svalue;
g_DBPointer->Count = count + 1;
} else if (_stricmp(key, "COMMAND") == 0) {
g_DBPointer->Records[254].Key = skey;
g_DBPointer->Records[254].Value = svalue;
}
return 0;
}
int lua_ResetValues(lua_State* localL) {
if (g_DBPointer == NULL) return 0;
g_DBPointer->Count = 0;
return 0;
}
int lua_CountRecords(lua_State* localL) {
if (g_DBPointer == NULL) {
lua_pushinteger(localL, 0);
return 1;
}
int count = g_DBPointer->Count;
if (count > 255) count = 255;
lua_pushinteger(localL, count);
return 1;
}
int lua_CharConv(lua_State* localL) {
int ch = luaL_checkinteger(localL, 1);
lua_pushinteger(localL, CharConv((unsigned char)ch));
return 1;
}
int lua_SaveString(lua_State* localL) {
const char* section = luaL_checkstring(localL, 2);
const char* key = luaL_checkstring(localL, 3);
const char* value = luaL_checkstring(localL, 4);
if (lua_isstring(localL, 1)) {
const char* filename = luaL_checkstring(localL, 1);
char path[MAX_PATH];
if (SUCCEEDED(SHGetFolderPathA(NULL, CSIDL_LOCAL_APPDATA, NULL, 0, path))) {
char fullPath[MAX_PATH];
snprintf(fullPath, MAX_PATH, "%s\\RDS Spy\\%s", path, filename);
WritePrivateProfileStringA(section, key, value, fullPath);
}
} else if(lua_isnil(localL, 1)) WritePrivateProfileStringA(section, key, value, workspaceFile);
else return luaL_typeerror(L, 1, lua_typename(L, LUA_TSTRING));
}
int lua_LoadString(lua_State* localL) {
const char* section = luaL_checkstring(localL, 2);
const char* key = luaL_checkstring(localL, 3);
const char* defaultValue = luaL_optstring(localL, 4, "");
char buffer[1024];
if (lua_isstring(localL, 1)) {
const char* filename = luaL_checkstring(localL, 1);
char path[MAX_PATH];
if (SUCCEEDED(SHGetFolderPathA(NULL, CSIDL_LOCAL_APPDATA, NULL, 0, path))) {
char fullPath[MAX_PATH];
snprintf(fullPath, MAX_PATH, "%s\\RDS Spy\\%s", path, filename);
GetPrivateProfileStringA(section, key, defaultValue, buffer, 1024, fullPath);
lua_pushstring(localL, buffer);
} else lua_pushstring(localL, defaultValue);
return 1;
} else if(lua_isnil(localL, 1)) {
GetPrivateProfileStringA(section, key, defaultValue, buffer, 1024, workspaceFile);
lua_pushstring(localL, buffer);
return 1;
} else return luaL_typeerror(L, 1, lua_typename(L, LUA_TSTRING));
}
void lua_call_command(const char* Cmd, const char* Param) {
if(stop_execution != 0) return;
lua_getglobal(L, "command");