mv only

6 files changed, 709 insertions, 0 deletions

diff --git a/clientfiles/very-important-source-code/important-stuff/NPClient.h b/clientfiles/very-important-source-code/important-stuff/NPClient.h
new file mode 100644
index 00000000..770e1c71
--- /dev/null
+++ b/clientfiles/very-important-source-code/important-stuff/NPClient.h
@@ -0,0 +1,17 @@
+
+extern int NP_RegisterWindowHandle (HWND hwnd);
+extern int NP_UnregisterWindowHandle (void);
+extern int NP_RegisterProgramProfileID (unsigned short id);
+extern int NP_QueryVersion (unsigned short *version);
+extern int NP_RequestData (unsigned short req);
+extern int NP_GetSignature (tir_signature_t *sig);
+extern int NP_GetData (tir_data_t *data);
+extern int NP_GetParameter (void);
+extern int NP_SetParameter (void);
+extern int NP_StartCursor (void);
+extern int NP_StopCursor (void);
+extern int NP_ReCenter (void);
+extern int NP_StartDataTransmission (void);
+extern int NP_StopDataTransmission (void);
+
+
diff --git a/clientfiles/very-important-source-code/important-stuff/NPClient.spec b/clientfiles/very-important-source-code/important-stuff/NPClient.spec
new file mode 100644
index 00000000..7fe5f1b4
--- /dev/null
+++ b/clientfiles/very-important-source-code/important-stuff/NPClient.spec
@@ -0,0 +1,23 @@
+# Generated from NPClient.dll by winedump
+
+1 stub NPPriv_ClientNotify
+2 stub NPPriv_GetLastError
+3 stub NPPriv_SetData
+4 stub NPPriv_SetLastError
+5 stub NPPriv_SetParameter
+6 stub NPPriv_SetSignature
+7 stub NPPriv_SetVersion
+8 stdcall NP_GetData( ptr ) NPCLIENT_NP_GetData
+9 stdcall NP_GetParameter( long long) NPCLIENT_NP_GetParameter
+10 stdcall NP_GetSignature( ptr ) NPCLIENT_NP_GetSignature
+11 stdcall NP_QueryVersion( ptr ) NPCLIENT_NP_QueryVersion
+12 stdcall NP_ReCenter() NPCLIENT_NP_ReCenter
+13 stdcall NP_RegisterProgramProfileID( long ) NPCLIENT_NP_RegisterProgramProfileID
+14 stdcall NP_RegisterWindowHandle( ptr ) NPCLIENT_NP_RegisterWindowHandle
+15 stdcall NP_RequestData( long ) NPCLIENT_NP_RequestData
+16 stdcall NP_SetParameter( long long ) NPCLIENT_NP_SetParameter
+17 stdcall NP_StartCursor() NPCLIENT_NP_StartCursor
+18 stdcall NP_StartDataTransmission() NPCLIENT_NP_StartDataTransmission
+19 stdcall NP_StopCursor() NPCLIENT_NP_StopCursor
+20 stdcall NP_StopDataTransmission() NPCLIENT_NP_StopDataTransmission
+21 stdcall NP_UnregisterWindowHandle() NPCLIENT_NP_UnregisterWindowHandle
diff --git a/clientfiles/very-important-source-code/important-stuff/NPClient_dll.h b/clientfiles/very-important-source-code/important-stuff/NPClient_dll.h
new file mode 100644
index 00000000..b0bab5db
--- /dev/null
+++ b/clientfiles/very-important-source-code/important-stuff/NPClient_dll.h
@@ -0,0 +1,58 @@
+/*
+ * NPClient.dll
+ *
+ * Generated from NPClient.dll by winedump.
+ *
+ * DO NOT SEND GENERATED DLLS FOR INCLUSION INTO WINE !
+ *
+ */
+#ifndef __WINE_NPCLIENT_DLL_H
+#define __WINE_NPCLIENT_DLL_H
+
+#include "windef.h"
+#include "wine/debug.h"
+#include "winbase.h"
+#include "winnt.h"
+
+#pragma pack(1)
+typedef struct tir_data{
+  short status;
+  short frame;
+  unsigned int cksum;
+  float roll, pitch, yaw;
+  float tx, ty, tz;
+  float padding[9];
+} tir_data_t;
+
+typedef struct tir_signature{
+    char DllSignature[200];
+    char AppSignature[200];
+} tir_signature_t;
+#pragma pack(0)
+
+
+/* __stdcall NPCLIENT_NPPriv_ClientNotify(); */
+/* __stdcall NPCLIENT_NPPriv_GetLastError(); */
+/* __stdcall NPCLIENT_NPPriv_SetData(); */
+/* __stdcall NPCLIENT_NPPriv_SetLastError(); */
+/* __stdcall NPCLIENT_NPPriv_SetParameter(); */
+/* __stdcall NPCLIENT_NPPriv_SetSignature(); */
+/* __stdcall NPCLIENT_NPPriv_SetVersion(); */
+int __stdcall NPCLIENT_NP_GetData(tir_data_t * data);
+int __stdcall NPCLIENT_NP_GetParameter(int arg0, int arg1);
+int __stdcall NPCLIENT_NP_GetSignature(tir_signature_t * sig);
+int __stdcall NPCLIENT_NP_QueryVersion(unsigned short * version);
+int __stdcall NPCLIENT_NP_ReCenter(void);
+int __stdcall NPCLIENT_NP_RegisterProgramProfileID(unsigned short id);
+int __stdcall NPCLIENT_NP_RegisterWindowHandle(HWND hwnd);
+int __stdcall NPCLIENT_NP_RequestData(unsigned short req);
+int __stdcall NPCLIENT_NP_SetParameter(int arg0, int arg1);
+int __stdcall NPCLIENT_NP_StartCursor(void);
+int __stdcall NPCLIENT_NP_StartDataTransmission(void);
+int __stdcall NPCLIENT_NP_StopCursor(void);
+int __stdcall NPCLIENT_NP_StopDataTransmission(void);
+int __stdcall NPCLIENT_NP_UnregisterWindowHandle(void);
+
+
+
+#endif	/* __WINE_NPCLIENT_DLL_H */
diff --git a/clientfiles/very-important-source-code/important-stuff/NPClient_main.c b/clientfiles/very-important-source-code/important-stuff/NPClient_main.c
new file mode 100644
index 00000000..f892f89e
--- /dev/null
+++ b/clientfiles/very-important-source-code/important-stuff/NPClient_main.c
@@ -0,0 +1,444 @@
+/*
+ * NPClient.dll
+ *
+ * Generated from NPClient.dll by winedump.
+ *
+ * DO NOT SUBMIT GENERATED DLLS FOR INCLUSION INTO WINE!
+ *
+ */
+
+#include <linuxtrack.h>
+#include "rest.h"
+//#include "config.h"
+#define __WINESRC__
+
+#include <stdarg.h>
+#include <string.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include "windef.h"
+#include "winbase.h"
+#include "NPClient_dll.h"
+#include "wine/debug.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(NPClient);
+
+bool crypted = false;
+static unsigned char table[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
+static int dbg_flag;
+
+static void dbg_report(const char *msg,...)
+{
+  static FILE *f = NULL;
+  if(dbg_flag){
+    if(f == NULL){
+      f = fopen("NPClient.log", "w");
+    }
+    va_list ap;
+    va_start(ap,msg);
+    vfprintf(f, msg, ap);
+    fflush(f);
+    va_end(ap);
+  }
+}
+
+
+BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
+{
+    TRACE("(0x%p, %d, %p)\n", hinstDLL, fdwReason, lpvReserved);
+
+    switch (fdwReason)
+    {
+        case DLL_WINE_PREATTACH:
+            return TRUE;
+        case DLL_PROCESS_ATTACH:
+            DisableThreadLibraryCalls(hinstDLL);
+            dbg_flag = getDebugFlag('w');
+            dbg_report("Attach request\n");
+            break;
+        case DLL_PROCESS_DETACH:
+            linuxtrack_shutdown();
+            break;
+    }
+
+    return TRUE;
+}
+/******************************************************************
+ *		NPPriv_ClientNotify (NPCLIENT.1)
+ *
+ *
+ */
+#if 0
+__stdcall NPCLIENT_NPPriv_ClientNotify()
+{
+	/* @stub in .spec */
+}
+#endif
+/******************************************************************
+ *		NPPriv_GetLastError (NPCLIENT.2)
+ *
+ *
+ */
+#if 0
+__stdcall NPCLIENT_NPPriv_GetLastError()
+{
+	/* @stub in .spec */
+}
+#endif
+/******************************************************************
+ *		NPPriv_SetData (NPCLIENT.3)
+ *
+ *
+ */
+#if 0
+__stdcall NPCLIENT_NPPriv_SetData()
+{
+	/* @stub in .spec */
+}
+#endif
+/******************************************************************
+ *		NPPriv_SetLastError (NPCLIENT.4)
+ *
+ *
+ */
+#if 0
+__stdcall NPCLIENT_NPPriv_SetLastError()
+{
+	/* @stub in .spec */
+}
+#endif
+/******************************************************************
+ *		NPPriv_SetParameter (NPCLIENT.5)
+ *
+ *
+ */
+#if 0
+__stdcall NPCLIENT_NPPriv_SetParameter()
+{
+	/* @stub in .spec */
+}
+#endif
+/******************************************************************
+ *		NPPriv_SetSignature (NPCLIENT.6)
+ *
+ *
+ */
+#if 0
+__stdcall NPCLIENT_NPPriv_SetSignature()
+{
+	/* @stub in .spec */
+}
+#endif
+/******************************************************************
+ *		NPPriv_SetVersion (NPCLIENT.7)
+ *
+ *
+ */
+#if 0
+__stdcall NPCLIENT_NPPriv_SetVersion()
+{
+	/* @stub in .spec */
+}
+#endif
+
+static float limit_num(float min, float val, float max)
+{
+  if(val < min) return min;
+  if(val > max) return max;
+  return val;
+}
+
+static unsigned int cksum(unsigned char buf[], unsigned int size)
+{
+  if((size == 0) || (buf == NULL)){
+    return 0;
+  }
+  
+  int rounds = size >> 2;
+  int rem = size % 4;
+
+  int c = size;
+  int a0, a2;
+//  printf("Orig: ");
+//for(a0 = 0; a0 < (int)size; ++a0)
+//{
+//  printf("%02X", buf[a0]);
+//}
+//printf("\n");
+  while(rounds != 0){
+    a0 = *(short int*)buf;
+    a2 = *(short int*)(buf+2);
+    buf += 4;
+    c += a0;
+    a2 ^= (c << 5);
+    a2 <<= 11;
+    c ^= a2;
+    c += (c >> 11);
+    --rounds;
+  }
+  switch(rem){
+    case 3:
+        a0 = *(short int*)buf;
+        a2 = *(signed char*)(buf+2);
+        c += a0;
+        a2 = (a2 << 2) ^ c;
+        c ^= (a2 << 16);
+        a2 = (c >> 11);
+      break;
+    case 2:
+        a2 = *(short int*)buf;
+        c += a2;
+        c ^= (c << 11);
+        a2 = (c >> 17);
+      break;
+    case 1:
+        a2 = *(signed char*)(buf);
+        c += a2;
+        c ^= (c << 10);
+        a2 = (c >> 1);
+      break;
+    default:
+      break;
+  }
+  if(rem != 0){
+    c+=a2;
+  }
+
+  c ^= (c << 3);
+  c += (c >> 5);
+  c ^= (c << 4);
+  c += (c >> 17);
+  c ^= (c << 25);
+  c += (c >> 6);
+
+  return (unsigned int)c;
+}
+
+static void enhance(unsigned char buf[], unsigned int size,
+             unsigned char codetable[], unsigned int table_size)
+{
+  unsigned int table_ptr = 0;
+  unsigned char var = 0x88;
+  unsigned char tmp;
+  if((size <= 0) || (table_size <= 0) ||
+     (buf == NULL) || (codetable == NULL)){
+    return;
+  }
+  do{
+    tmp = buf[--size];
+    buf[size] = tmp ^ codetable[table_ptr] ^ var;
+    var += size + tmp;
+    ++table_ptr;
+    if(table_ptr >= table_size){
+      table_ptr -= table_size;
+    }
+  }while(size != 0);
+}
+
+
+/******************************************************************
+ *		NP_GetData (NPCLIENT.8)
+ *
+ *
+ */
+int __stdcall NPCLIENT_NP_GetData(tir_data_t * data)
+{
+  float r, p, y, tx, ty, tz;
+  unsigned int frame;
+  int res = linuxtrack_get_pose(&y, &p, &r, &tx, &ty, &tz, &frame);
+  memset((char *)data, 0, sizeof(tir_data_t));
+  data->status = (linuxtrack_get_tracking_state() == RUNNING) ? 0 : 1;
+  data->frame = frame & 0xFFFF;
+  data->cksum = 0;
+  data->roll = r / 180.0 * 16383;
+  data->pitch = -p / 180.0 * 16383;
+  data->yaw = y / 180.0 * 16383;
+  data->tx = -limit_num(-16383.0, 15 * tx, 16383); 
+  data->ty = limit_num(-16383.0, 15 * ty, 16383); 
+  data->tz = limit_num(-16383.0, 15 * tz, 16383);
+  data->cksum = cksum((unsigned char*)data, sizeof(tir_data_t));
+  //printf("Cksum: %04X\n", data->cksum);
+  if(crypted){
+    enhance((unsigned char*)data, sizeof(tir_data_t), table, sizeof(table));
+  }
+  return (res >= 0) ? 0: 1;
+}
+/******************************************************************
+ *		NP_GetParameter (NPCLIENT.9)
+ *
+ *
+ */
+int __stdcall NPCLIENT_NP_GetParameter(int arg0, int arg1)
+{
+        dbg_report("GetParameter request: %d %d\n", arg0, arg1);
+	TRACE("(void): stub\n");
+	return (int) 0;
+}
+
+/******************************************************************
+ *		NP_GetSignature (NPCLIENT.10)
+ *
+ *
+ */
+int __stdcall NPCLIENT_NP_GetSignature(tir_signature_t * sig)
+{
+  dbg_report("GetSignature request\n");
+  if(getSomeSeriousPoetry(sig->DllSignature, sig->AppSignature)){
+    printf("Signature result: OK\n");
+    return 0;
+  }else{
+    printf("Signature result: NOT OK!\n");
+    return 1;
+  }
+}
+/******************************************************************
+ *		NP_QueryVersion (NPCLIENT.11)
+ *
+ *
+ */
+int __stdcall NPCLIENT_NP_QueryVersion(unsigned short * version)
+{
+        dbg_report("QueryVersion request\n");
+	*version=0x0500;
+	return 0;
+}
+/******************************************************************
+ *		NP_ReCenter (NPCLIENT.12)
+ *
+ *
+ */
+int __stdcall NPCLIENT_NP_ReCenter(void)
+{
+  dbg_report("ReCenter request\n");
+  linuxtrack_recenter();
+  return 0;
+}
+
+/******************************************************************
+ *		NP_RegisterProgramProfileID (NPCLIENT.13)
+ *
+ *
+ */
+int __stdcall NPCLIENT_NP_RegisterProgramProfileID(unsigned short id)
+{
+  dbg_report("RegisterProgramProfileID request: %d\n", id);
+  game_desc_t gd;
+  if(game_data_get_desc(id, &gd)){
+    printf("Application ID: %d - %s!!!\n", id, gd.name);
+    if(game_data_get_desc(id, &gd)){
+      crypted = gd.encrypted;
+      if(gd.encrypted){
+        printf("Table: %02X %02X %02X %02X %02X %02X %02X %02X\n", table[0],table[1],table[2],table[3],table[4],
+             table[5], table[6], table[7]);
+        table[0] = (unsigned char)(gd.key1&0xff); gd.key1 >>= 8;
+        table[1] = (unsigned char)(gd.key1&0xff); gd.key1 >>= 8;
+        table[2] = (unsigned char)(gd.key1&0xff); gd.key1 >>= 8;
+        table[3] = (unsigned char)(gd.key1&0xff); gd.key1 >>= 8;
+        table[4] = (unsigned char)(gd.key2&0xff); gd.key2 >>= 8;
+        table[5] = (unsigned char)(gd.key2&0xff); gd.key2 >>= 8;
+        table[6] = (unsigned char)(gd.key2&0xff); gd.key2 >>= 8;
+        table[7] = (unsigned char)(gd.key2&0xff); gd.key2 >>= 8;
+      }
+    }
+    if(linuxtrack_init(gd.name) != 0){
+      return 1;
+    }
+  }else{
+    if(!linuxtrack_init("Default")){
+      return 1;
+    }
+  }
+  linuxtrack_suspend();
+  return 0;
+}
+/******************************************************************
+ *		NP_RegisterWindowHandle (NPCLIENT.14)
+ *
+ *
+ */
+int __stdcall NPCLIENT_NP_RegisterWindowHandle(HWND hwnd)
+{
+        dbg_report("RegisterWindowHandle request: 0x%X\n", hwnd);
+	TRACE("((HWND)%p): stub\n",hwnd);
+	return (int) 0;
+}
+/******************************************************************
+ *		NP_RequestData (NPCLIENT.15)
+ *
+ *
+ */
+int __stdcall NPCLIENT_NP_RequestData(unsigned short req)
+{
+        dbg_report("RequestData request: %d\n", req);
+	TRACE("((unsigned short)%d): stub\n",req);
+	return (int) 0;
+}
+/******************************************************************
+ *		NP_SetParameter (NPCLIENT.16)
+ *
+ *
+ */
+int __stdcall NPCLIENT_NP_SetParameter(int arg0, int arg1)
+{
+        dbg_report("SetParameter request: %d %d\n", arg0, arg1);
+	TRACE("(void): stub\n");
+	return (int) 0;
+}
+/******************************************************************
+ *		NP_StartCursor (NPCLIENT.17)
+ *
+ *
+ */
+int __stdcall NPCLIENT_NP_StartCursor(void)
+{
+        dbg_report("StartCursor request\n");
+	TRACE("(void): stub\n");
+	return (int) 0;
+}
+/******************************************************************
+ *		NP_StartDataTransmission (NPCLIENT.18)
+ *
+ *
+ */
+int __stdcall NPCLIENT_NP_StartDataTransmission(void)
+{
+  dbg_report("StartDataTransmission request\n");
+  linuxtrack_wakeup();
+  return 0;
+}
+/******************************************************************
+ *		NP_StopCursor (NPCLIENT.19)
+ *
+ *
+ */
+int __stdcall NPCLIENT_NP_StopCursor(void)
+{
+        dbg_report("StopCursor request\n");
+	TRACE("(void): stub\n");
+	return (int) 0;
+}
+/******************************************************************
+ *		NP_StopDataTransmission (NPCLIENT.20)
+ *
+ *
+ */
+int __stdcall NPCLIENT_NP_StopDataTransmission(void)
+{
+  dbg_report("StopDataTransmission request\n");
+  linuxtrack_suspend();
+  return 0;
+}
+/******************************************************************
+ *		NP_UnregisterWindowHandle (NPCLIENT.21)
+ *
+ *
+ */
+int __stdcall NPCLIENT_NP_UnregisterWindowHandle(void)
+{
+        dbg_report("UnregisterWindowHandle request\n");
+	TRACE("(void): stub\n");
+	return (int) 0;
+}
+
diff --git a/clientfiles/very-important-source-code/important-stuff/game_data.c b/clientfiles/very-important-source-code/important-stuff/game_data.c
new file mode 100644
index 00000000..f80a7d44
--- /dev/null
+++ b/clientfiles/very-important-source-code/important-stuff/game_data.c
@@ -0,0 +1,150 @@
+#define _GNU_SOURCE
+#include <stdio.h>
+#include <stdlib.h>
+#include <mxml.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <sys/stat.h>
+#include <string.h>
+
+//First 5 bytes is MD5 hash of "NaturalPoint"
+static uint8_t secret_key[] = {0x0e, 0x9a, 0x63, 0x71, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
+static uint8_t S[256] = {0};
+
+static char *decoded = NULL;
+
+static mxml_node_t *xml = NULL;
+static mxml_node_t *tree = NULL;
+
+static void ksa(uint8_t key[], size_t len)
+{
+  unsigned int i, j;
+  for(i = 0; i < 256; ++i){
+    S[i] = i;
+  }
+  j = 0;
+  for(i = 0; i < 256; ++i){
+    j = (j + S[i] + key[i % len]) % 256;
+    uint8_t tmp = S[i];
+    S[i] = S[j];
+    S[j] = tmp;
+  }
+}
+
+static uint8_t rc4()
+{
+  static uint8_t i = 0;
+  static uint8_t j = 0;
+
+  i += 1;
+  j += S[i];
+  uint8_t tmp = S[i];
+  S[i] = S[j];
+  S[j] = tmp;
+  return S[(S[i] + S[j]) % 256];
+}
+
+static bool decrypt_file(const char *fname, bool from_update)
+{
+  uint32_t header[5];
+  size_t datlen;
+  ksa(secret_key, 16);
+  FILE *inp;
+  struct stat fst;
+
+  if((inp = fopen(fname, "rb")) == NULL){
+    printf("Can't open input file '%s'", fname);
+    return false;
+  }
+
+  if(fstat(fileno(inp), &fst) != 0){
+    fclose(inp);
+    printf("Cannot stat file '%s'\n", fname);
+    return false;
+  }
+  
+  if(from_update){
+    if(fread(&header, sizeof(uint32_t), 5, inp) != 5){
+      fclose(inp);
+      printf("Can't read the header - file '%s' is less than 20 bytes long?\n", fname);
+      return false;
+    }
+    datlen = header[4];
+  }else{
+    datlen = fst.st_size;
+  }
+  if((decoded = (char *)malloc(datlen+1)) == NULL){
+    printf("malloc failed!\n");
+    return false;
+  }
+  memset(decoded, 0, datlen+1);
+  size_t i;
+  size_t len = fread(decoded, 1, datlen, inp);
+  (void) len;
+  for(i = 0; i < datlen; ++i) decoded[i] ^= rc4();
+  fclose(inp);
+  
+  //inp = fopen("tmp.dump", "w");
+  //fwrite(decoded, 1, datlen, inp);
+  //fclose(inp);
+  
+  return true;
+}
+
+static bool game_data_init(const char *fname, bool from_update)
+{
+  static bool initialized = false;
+  if(initialized){
+    return true;
+  }
+  if(!decrypt_file(fname, from_update)){
+    printf("Error decrypting file!\n");
+    return false;
+  }
+  xml = mxmlNewXML("1.0");
+  tree = mxmlLoadString(xml, decoded, MXML_TEXT_CALLBACK);
+  return (tree != NULL);
+}
+
+static void game_data_close()
+{
+  mxmlDelete(tree);
+  free(decoded);
+}
+
+#define ltr_int_log_message(...) fprintf(stderr, __VA_ARGS__)
+
+bool get_game_data(const char *input_fname, const char *output_fname, bool from_update)
+{
+  FILE *outfile = NULL;
+  if((outfile = (output_fname ? fopen(output_fname, "w") : stdout)) == NULL){
+    ltr_int_log_message("Can't open the output file '%s'!\n", output_fname);
+    return false;
+  }
+  if(!game_data_init(input_fname, from_update)){
+    ltr_int_log_message("Can't process the data file '%s'!\n", input_fname);
+    return false;
+  }
+  
+  mxml_node_t *game;
+  const char *name;
+  const char *id;
+  for(game = mxmlFindElement(tree, tree, "Game", NULL, NULL, MXML_DESCEND); 
+      game != NULL;
+      game =  mxmlFindElement(game, tree, "Game", NULL, NULL, MXML_DESCEND)){
+    name = mxmlElementGetAttr(game, "Name");
+    id = mxmlElementGetAttr(game, "Id");
+      
+    mxml_node_t *appid = mxmlFindElement(game, game, "ApplicationID", NULL, NULL, MXML_DESCEND);
+    if(appid == NULL){
+      fprintf(outfile, "%s \"%s\"\n", id, name);
+    }else{
+      fprintf(outfile, "%s \"%s\" (%s)\n", id, name, appid->child->value.text.string);
+    }
+  }  
+  fclose(outfile);
+  game_data_close();
+  return true;
+}
+
+int main(int argc, char** argv) { return argc > 1 && get_game_data(argv[1], NULL, false); }
diff --git a/clientfiles/very-important-source-code/important-stuff/game_data.h b/clientfiles/very-important-source-code/important-stuff/game_data.h
new file mode 100644
index 00000000..b71f7a15
--- /dev/null
+++ b/clientfiles/very-important-source-code/important-stuff/game_data.h
@@ -0,0 +1,17 @@
+#ifndef GAME_DATA__H
+#define GAME_DATA__H
+
+#include <stdbool.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+bool get_game_data(const char *input_fname, const char *output_fname, bool from_update);
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif