rename "clientfiles/" to "contrib/" as customary

1 files changed, 302 insertions, 0 deletions

diff --git a/contrib/very-important-source-code/tester/npifc.c b/contrib/very-important-source-code/tester/npifc.c
new file mode 100644
index 00000000..b036464e
--- /dev/null
+++ b/contrib/very-important-source-code/tester/npifc.c
@@ -0,0 +1,302 @@
+#define _GNU_SOURCE
+#include <stdio.h>
+#include <stdint.h>
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+#include "npifc.h"
+#include "rest.h"
+
+
+tir_signature_t ts;
+HMODULE npclient;
+/*
+typedef int (*NP_RegisterWindowHandle_t)(HWND hwnd);
+typedef int (*NP_UnregisterWindowHandle_t)(void);
+typedef int (*NP_RegisterProgramProfileID_t)(unsigned short id);
+typedef int (*NP_QueryVersion_t)(unsigned short *version);
+typedef int (*NP_RequestData_t)(unsigned short req);
+typedef int (*NP_GetSignature_t)(tir_signature_t *sig);
+typedef int (*NP_GetData_t)(tir_data_t *data);
+typedef int (*NP_GetParameter_t)(void);
+typedef int (*NP_SetParameter_t)(void);
+typedef int (*NP_StartCursor_t)(void);
+typedef int (*NP_StopCursor_t)(void);
+typedef int (*NP_ReCenter_t)(void);
+typedef int (*NP_StartDataTransmission_t)(void);
+typedef int (*NP_StopDataTransmission_t)(void);
+*/
+NP_RegisterWindowHandle_t NP_RegisterWindowHandle = NULL;
+NP_UnregisterWindowHandle_t NP_UnregisterWindowHandle = NULL;
+NP_RegisterProgramProfileID_t NP_RegisterProgramProfileID = NULL;
+NP_QueryVersion_t NP_QueryVersion = NULL;
+NP_RequestData_t NP_RequestData = NULL;
+NP_GetSignature_t NP_GetSignature = NULL;
+NP_GetData_t NP_GetData = NULL;
+NP_GetParameter_t NP_GetParameter = NULL;
+NP_SetParameter_t NP_SetParameter = NULL;
+NP_StartCursor_t NP_StartCursor = NULL;
+NP_StopCursor_t NP_StopCursor = NULL;
+NP_ReCenter_t NP_ReCenter = NULL;
+NP_StartDataTransmission_t NP_StartDataTransmission = NULL;
+NP_StopDataTransmission_t NP_StopDataTransmission = NULL;
+
+bool crypted = false;
+
+
+
+unsigned char table[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
+
+char *client_path()
+{
+  HKEY  hkey   = 0;
+  RegOpenKeyEx(HKEY_CURRENT_USER, "Software\\NaturalPoint\\NATURALPOINT\\NPClient Location", 0,
+    KEY_QUERY_VALUE, &hkey);
+  if(!hkey){
+    printf("Can't open registry key\n");
+    return NULL;
+  }
+
+  BYTE path[1024];
+  DWORD buf_len = 1024;
+  LONG result = RegQueryValueEx(hkey, "Path", NULL, NULL, path, &buf_len);
+  char *full_path = NULL;
+  int res = -1;
+  if(result == ERROR_SUCCESS && buf_len > 0){
+#ifdef FOR_WIN64
+    res = asprintf(&full_path, "%s/NPClient64.dll", path);
+#else
+    res = asprintf(&full_path, "%s/NPClient.dll", path);
+#endif
+  }
+  RegCloseKey(hkey);
+  if(res > 0){
+    return full_path;
+  }else{
+    return NULL;
+  }
+}
+
+bool initialized = false;
+
+bool npifc_init(HWND wnd, int id)
+{
+  //table[] = {0xb3, 0x16, 0x36, 0xeb, 0xb9, 0x05, 0x4f, 0xa4};
+  game_desc_t gd;
+  if(game_data_get_desc(id, &gd)){
+    crypted = gd.encrypted;
+    if(gd.encrypted){
+      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;
+    }
+  }
+  printf("0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x\n",
+          table[0], table[1], table[2], table[3],
+          table[4], table[5], table[6], table[7]);
+
+  char *client = client_path();
+  if(client == NULL){
+    printf("Couldn't obtain client path!\n");
+    return false;
+  }
+  npclient = LoadLibrary(client);
+  if(!npclient){
+    printf("Can't load client %s\n", client);
+    return false;
+  }
+
+  NP_RegisterWindowHandle = (NP_RegisterWindowHandle_t)GetProcAddress(npclient, "NP_RegisterWindowHandle");
+  NP_UnregisterWindowHandle = (NP_UnregisterWindowHandle_t)GetProcAddress(npclient, "NP_UnregisterWindowHandle");
+  NP_RegisterProgramProfileID = (NP_RegisterProgramProfileID_t)GetProcAddress(npclient, "NP_RegisterProgramProfileID");
+  NP_QueryVersion = (NP_QueryVersion_t)GetProcAddress(npclient, "NP_QueryVersion");
+  NP_RequestData = (NP_RequestData_t)GetProcAddress(npclient, "NP_RequestData");
+  NP_GetSignature = (NP_GetSignature_t)GetProcAddress(npclient, "NP_GetSignature");
+  NP_GetData = (NP_GetData_t)GetProcAddress(npclient, "NP_GetData");
+  NP_GetParameter = (NP_GetParameter_t)GetProcAddress(npclient, "NP_GetParameter");
+  NP_SetParameter = (NP_SetParameter_t)GetProcAddress(npclient, "NP_SetParameter");
+  NP_StartCursor = (NP_StartCursor_t)GetProcAddress(npclient, "NP_StartCursor");
+  NP_StopCursor = (NP_StopCursor_t)GetProcAddress(npclient, "NP_StopCursor");
+  NP_ReCenter = (NP_ReCenter_t)GetProcAddress(npclient, "NP_ReCenter");
+  NP_StartDataTransmission = (NP_StartDataTransmission_t)GetProcAddress(npclient, "NP_StartDataTransmission");
+  NP_StopDataTransmission = (NP_StopDataTransmission_t)GetProcAddress(npclient, "NP_StopDataTransmission");
+  if((NP_RegisterWindowHandle == NULL) || (NP_UnregisterWindowHandle == NULL)
+     || (NP_RegisterProgramProfileID == NULL) || (NP_QueryVersion == NULL) || (NP_RequestData == NULL)
+     || (NP_GetSignature == NULL) || (NP_GetData == NULL) || (NP_GetParameter == NULL)
+     || (NP_SetParameter == NULL) || (NP_StartCursor == NULL) || (NP_StopCursor == NULL)
+     || (NP_ReCenter == NULL) || (NP_StartDataTransmission == NULL) || (NP_StopDataTransmission == NULL)){
+    printf("Couldn't bind all necessary functions!\n");
+    return false;
+  }
+  tir_signature_t sig;
+  int res;
+  if((res = NP_GetSignature(&sig)) != 0){
+    printf("Error retrieving signature! %d\n", res);
+    return false;
+  }
+  printf("Dll Sig:%s\nApp Sig2:%s\n", sig.DllSignature, sig.AppSignature);
+  NP_RegisterWindowHandle(wnd);
+  if(NP_RegisterProgramProfileID(id) != 0){
+    printf("Couldn't register profile id!\n");
+    return false;
+  }
+  printf("Program profile registered!\n");
+  NP_RequestData(65535);
+  NP_StopCursor();
+  NP_StartDataTransmission();
+  initialized = true;
+  return true;
+}
+
+void npifc_close()
+{
+  if(initialized){
+    NP_StopDataTransmission();
+    NP_StartCursor();
+    NP_UnregisterWindowHandle();
+  }
+  initialized = false;
+}
+
+void c_encrypt(unsigned char buf[], unsigned int size,
+             unsigned char code_table[], unsigned int table_size)
+{
+  unsigned int table_ptr = 0;
+  unsigned char var = 0x88;
+  unsigned char tmp;
+  if((size <= 0) || (table_size <= 0) ||
+     (buf == NULL) || (code_table == NULL))
+     return;
+  do{
+    tmp = buf[--size];
+    buf[size] = tmp ^ code_table[table_ptr] ^ var;
+    var += size + tmp;
+    ++table_ptr;
+    if(table_ptr >= table_size){
+      table_ptr -= table_size;
+    }
+  }while(size != 0);
+}
+
+
+
+void decrypt(unsigned char buf[], unsigned int size,
+             unsigned char code_table[], unsigned int table_size)
+{
+  unsigned int table_ptr = 0;
+  unsigned char var = 0x88;
+  unsigned char tmp;
+  if((size <= 0) || (table_size <= 0) ||
+     (buf == NULL) || (code_table == NULL)){
+      return;
+  }
+ do{
+    tmp = buf[--size];
+    buf[size] = tmp ^ code_table[table_ptr] ^ var;
+    var += size + buf[size];
+    ++table_ptr;
+    if(table_ptr >= table_size){
+      table_ptr -= table_size;
+    }
+  }while(size != 0);
+}
+
+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 = 0;
+  int a2 = 0;
+
+  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;
+}
+
+int decode_frame(tir_data_t *td)
+{
+    //printf("0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x\n",
+    //      table[0], table[1], table[2], table[3],
+    //      table[4], table[5], table[6], table[7]);
+    unsigned int csum;
+    decrypt((unsigned char*)td, sizeof(*td), table, sizeof(table));
+    csum = td->cksum;
+    td->cksum = 0;
+    if(csum != cksum((unsigned char*)td, sizeof(*td))){
+        printf("Problem with frame!\n");
+        //int a0;
+        //printf("Dec:  ");
+        //for(a0 = 0; a0 < (int)sizeof(tir_data_t); ++a0)
+        //{
+        //  printf("%02X", ((unsigned char *)td)[a0]);
+        //}
+        //printf("\n");
+        //printf("Cksum: %04X vs computed: %04X\n", csum, cksum((unsigned char*)td, sizeof(*td)));
+        return -1;
+    }
+    //printf("Frame OK!\n");
+    return 0;
+}
+
+int npifc_getdata(tir_data_t *data)
+{
+  int res = NP_GetData(data);
+  if(crypted){
+    decode_frame(data);
+  }
+  return res;
+}
+