From c4ffc26bcf4767cf824226f35b99f3f36eb06489 Mon Sep 17 00:00:00 2001 From: Stanislaw Halik Date: Sun, 11 Feb 2018 21:46:33 +0100 Subject: contrib: don't install source code --- contrib-noinst/tester/npifc.c | 302 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 302 insertions(+) create mode 100644 contrib-noinst/tester/npifc.c (limited to 'contrib-noinst/tester/npifc.c') diff --git a/contrib-noinst/tester/npifc.c b/contrib-noinst/tester/npifc.c new file mode 100644 index 00000000..b036464e --- /dev/null +++ b/contrib-noinst/tester/npifc.c @@ -0,0 +1,302 @@ +#define _GNU_SOURCE +#include +#include +#define WIN32_LEAN_AND_MEAN +#include +#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; +} + -- cgit v1.2.3