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oscam-emu.patch
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Index: CMakeLists.txt
===================================================================
--- CMakeLists.txt (revision 10284)
+++ CMakeLists.txt (working copy)
@@ -200,6 +200,14 @@
message(STATUS " no pthread found. No smartreader ")
endif (HAVE_PTHREAD)
+check_include_file ("execinfo.h" HAVE_EXECINFO)
+if (HAVE_EXECINFO)
+ message(STATUS " execinfo.h found. Adding backtrace support ")
+ add_definitions ("-DHAVE_EXECINFO_H")
+elseif (HAVE_EXECINFO)
+ message(STATUS " no execinfo.h found. No backtrace support ")
+endif (HAVE_EXECINFO)
+
check_include_file ("openssl/aes.h" HAVE_LIBCRYPTO)
if (HAVE_LIBCRYPTO)
add_definitions ("-DWITH_LIBCRYPTO=1")
@@ -396,6 +404,13 @@
# Manage config.h based on command line parameters
# Manipulate config file based on given parameters and read unset parameters
+execute_process (COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/config.sh --enabled WITH_EMU OUTPUT_VARIABLE CONFIG_WITH_EMU OUTPUT_STRIP_TRAILING_WHITESPACE)
+if (CONFIG_WITH_EMU MATCHES "Y" AND NOT WITH_EMU EQUAL 1)
+ add_definitions ("-DWITH_EMU")
+ set (WITH_EMU "1")
+ message(STATUS " EMU is added by config compiling with EMU")
+endif(CONFIG_WITH_EMU MATCHES "Y" AND NOT WITH_EMU EQUAL 1)
+
execute_process (COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/config.sh --show-valid OUTPUT_VARIABLE config_vars_string OUTPUT_STRIP_TRAILING_WHITESPACE)
string(REGEX MATCHALL "[A-Z0-9_]+" config_vars ${config_vars_string})
@@ -701,6 +716,22 @@
#--------------------------------------------------------------------------------
+if (NOT OSCamOperatingSystem MATCHES "Mac OS X")
+if (NOT DEFINED ENV{ANDROID_NDK})
+if (NOT DEFINED ENV{ANDROID_STANDALONE_TOOLCHAIN})
+ if(WITH_EMU)
+ if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/SoftCam.Key)
+ execute_process(COMMAND cp ${CMAKE_CURRENT_SOURCE_DIR}/SoftCam.Key ${CMAKE_CURRENT_BINARY_DIR}/SoftCam.Key)
+ else(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/SoftCam.Key)
+ execute_process(COMMAND touch ${CMAKE_CURRENT_BINARY_DIR}/SoftCam.Key)
+ endif(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/SoftCam.Key)
+ execute_process(COMMAND touch ${CMAKE_CURRENT_BINARY_DIR}/utils/SoftCam.Key)
+ set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--format=binary -Wl,SoftCam.Key -Wl,--format=default" )
+ endif(WITH_EMU)
+endif (NOT DEFINED ENV{ANDROID_STANDALONE_TOOLCHAIN})
+endif (NOT DEFINED ENV{ANDROID_NDK})
+endif (NOT OSCamOperatingSystem MATCHES "Mac OS X")
+
#----------------------- installation -----------------------------
file (GLOB config_files "${CMAKE_CURRENT_SOURCE_DIR}/Distribution/oscam.*")
@@ -789,4 +820,8 @@
endif(STATICLIBUSB AND NOT LIBUSBDIR)
endif (HAVE_LIBUSB)
+if (WITH_EMU)
+ message(STATUS " Compile with EMU support")
+endif (WITH_EMU)
+
message (STATUS "")
Index: config.h
===================================================================
--- config.h (revision 10284)
+++ config.h (working copy)
@@ -1,6 +1,7 @@
#ifndef CONFIG_H_
#define CONFIG_H_
+#define WITH_EMU 1
#define WEBIF 1
#define WEBIF_LIVELOG 1
#define WEBIF_JQUERY 1
Index: config.sh
===================================================================
--- config.sh (revision 10284)
+++ config.sh (working copy)
@@ -1,6 +1,6 @@
#!/bin/sh
-addons="WEBIF WEBIF_LIVELOG WEBIF_JQUERY TOUCH WITH_SSL HAVE_DVBAPI IRDETO_GUESSING CS_ANTICASC WITH_DEBUG MODULE_MONITOR WITH_LB CS_CACHEEX CW_CYCLE_CHECK LCDSUPPORT LEDSUPPORT CLOCKFIX IPV6SUPPORT"
+addons="WEBIF WEBIF_LIVELOG WEBIF_JQUERY TOUCH WITH_SSL HAVE_DVBAPI IRDETO_GUESSING CS_ANTICASC WITH_DEBUG MODULE_MONITOR WITH_LB CS_CACHEEX CW_CYCLE_CHECK LCDSUPPORT LEDSUPPORT CLOCKFIX IPV6SUPPORT WITH_EMU"
protocols="MODULE_CAMD33 MODULE_CAMD35 MODULE_CAMD35_TCP MODULE_NEWCAMD MODULE_CCCAM MODULE_CCCSHARE MODULE_GBOX MODULE_RADEGAST MODULE_SCAM MODULE_SERIAL MODULE_CONSTCW MODULE_PANDORA MODULE_GHTTP"
readers="READER_NAGRA READER_IRDETO READER_CONAX READER_CRYPTOWORKS READER_SECA READER_VIACCESS READER_VIDEOGUARD READER_DRE READER_TONGFANG READER_BULCRYPT READER_GRIFFIN READER_DGCRYPT"
card_readers="CARDREADER_PHOENIX CARDREADER_INTERNAL CARDREADER_SC8IN1 CARDREADER_MP35 CARDREADER_SMARGO CARDREADER_DB2COM CARDREADER_STAPI CARDREADER_STINGER"
@@ -23,6 +23,7 @@
# CONFIG_LEDSUPPORT=n
CONFIG_CLOCKFIX=y
# CONFIG_IPV6SUPPORT=n
+CONFIG_WITH_EMU=y
# CONFIG_MODULE_CAMD33=n
CONFIG_MODULE_CAMD35=y
CONFIG_MODULE_CAMD35_TCP=y
@@ -286,12 +287,13 @@
update_deps() {
# Calculate dependencies
- enabled_any $(get_opts readers) $(get_opts card_readers) && enable_opt WITH_CARDREADER >/dev/null
- disabled_all $(get_opts readers) $(get_opts card_readers) && disable_opt WITH_CARDREADER >/dev/null
+ enabled_any $(get_opts readers) $(get_opts card_readers) WITH_EMU && enable_opt WITH_CARDREADER >/dev/null
+ disabled_all $(get_opts readers) $(get_opts card_readers) WITH_EMU && disable_opt WITH_CARDREADER >/dev/null
disabled WEBIF && disable_opt WEBIF_LIVELOG >/dev/null
disabled WEBIF && disable_opt WEBIF_JQUERY >/dev/null
enabled MODULE_CCCSHARE && enable_opt MODULE_CCCAM >/dev/null
enabled_any CARDREADER_DB2COM CARDREADER_MP35 CARDREADER_SC8IN1 CARDREADER_STINGER && enable_opt CARDREADER_PHOENIX >/dev/null
+ enabled WITH_EMU && enable_opt READER_VIACCESS >/dev/null
}
list_config() {
@@ -332,9 +334,9 @@
not_have_flag USE_LIBCRYPTO && echo "CONFIG_LIB_AES=y" || echo "# CONFIG_LIB_AES=n"
enabled MODULE_CCCAM && echo "CONFIG_LIB_RC6=y" || echo "# CONFIG_LIB_RC6=n"
not_have_flag USE_LIBCRYPTO && enabled MODULE_CCCAM && echo "CONFIG_LIB_SHA1=y" || echo "# CONFIG_LIB_SHA1=n"
- enabled_any MODULE_NEWCAMD READER_DRE MODULE_SCAM && echo "CONFIG_LIB_DES=y" || echo "# CONFIG_LIB_DES=n"
- enabled_any MODULE_CCCAM READER_NAGRA READER_SECA && echo "CONFIG_LIB_IDEA=y" || echo "# CONFIG_LIB_IDEA=n"
- not_have_flag USE_LIBCRYPTO && enabled_any READER_CONAX READER_CRYPTOWORKS READER_NAGRA && echo "CONFIG_LIB_BIGNUM=y" || echo "# CONFIG_LIB_BIGNUM=n"
+ enabled_any MODULE_NEWCAMD READER_DRE MODULE_SCAM WITH_EMU && echo "CONFIG_LIB_DES=y" || echo "# CONFIG_LIB_DES=n"
+ enabled_any MODULE_CCCAM READER_NAGRA READER_SECA WITH_EMU && echo "CONFIG_LIB_IDEA=y" || echo "# CONFIG_LIB_IDEA=n"
+ not_have_flag USE_LIBCRYPTO && enabled_any READER_CONAX READER_CRYPTOWORKS READER_NAGRA WITH_EMU && echo "CONFIG_LIB_BIGNUM=y" || echo "# CONFIG_LIB_BIGNUM=n"
}
make_config_c() {
@@ -444,6 +446,7 @@
LEDSUPPORT "LED support" $(check_test "LEDSUPPORT") \
CLOCKFIX "Clockfix (disable on old systems!)" $(check_test "CLOCKFIX") \
IPV6SUPPORT "IPv6 support (experimental)" $(check_test "IPV6SUPPORT") \
+ WITH_EMU "Emulator support" $(check_test "WITH_EMU") \
2> ${tempfile}
opt=${?}
Index: cscrypt/des.c
===================================================================
--- cscrypt/des.c (revision 10284)
+++ cscrypt/des.c (working copy)
@@ -668,3 +668,46 @@
xxor(data,8,data,civ[n]);
}
}
+
+void des_ede2_cbc_encrypt(unsigned char *data, const unsigned char *iv, const unsigned char *okey1, const unsigned char *okey2, int len)
+{
+ const uint8_t *civ = iv;
+ uint8_t key1[8], key2[8];
+ int32_t i;
+
+ memcpy(key1, okey1, 8);
+ memcpy(key2, okey2, 8);
+ doPC1(key1);
+ doPC1(key2);
+ len&=~7;
+
+ for(i=0; i<len; i+=8) {
+ xxor(&data[i],8,&data[i],civ);
+ civ=&data[i];
+ des(key1,DES_ECS2_CRYPT,&data[i]);
+ des(key2,DES_ECS2_DECRYPT,&data[i]);
+ des(key1,DES_ECS2_CRYPT,&data[i]);
+ }
+}
+
+void des_ede2_cbc_decrypt(unsigned char *data, unsigned char *iv, const unsigned char *okey1, const unsigned char *okey2, int len)
+{
+ uint8_t civ[2][8];
+ uint8_t key1[8], key2[8];
+ int32_t i, n=0;
+
+ memcpy(key1, okey1, 8);
+ memcpy(key2, okey2, 8);
+ doPC1(key1);
+ doPC1(key2);
+ len&=~7;
+
+ memcpy(civ[n],iv,8);
+ for(i=0; i<len; i+=8,data+=8,n^=1) {
+ memcpy(civ[1-n],data,8);
+ des(key1,DES_ECS2_DECRYPT,data);
+ des(key2,DES_ECS2_CRYPT,data);
+ des(key1,DES_ECS2_DECRYPT,data);
+ xxor(data,8,data,civ[n]);
+ }
+}
Index: cscrypt/des.h
===================================================================
--- cscrypt/des.h (revision 10284)
+++ cscrypt/des.h (working copy)
@@ -19,6 +19,8 @@
extern int des_decrypt(unsigned char *buffer, int len, unsigned char *deskey);
extern unsigned char *des_login_key_get(unsigned char *key1, unsigned char *key2, int len, unsigned char *des16);
extern void doPC1(unsigned char data[]);
+ extern void des_ede2_cbc_encrypt(unsigned char *data, const unsigned char *iv, const unsigned char *okey1, const unsigned char *okey2, int len);
+ extern void des_ede2_cbc_decrypt(unsigned char *data, unsigned char *iv, const unsigned char *okey1, const unsigned char *okey2, int len);
extern void des(unsigned char key[], unsigned char mode, unsigned char data[]);
extern void des_cbc_encrypt(unsigned char *data, const unsigned char *iv, const unsigned char *okey, int len);
extern void des_cbc_decrypt(unsigned char *data, unsigned char *iv, const unsigned char *okey, int len);
Index: cscrypt/md5.c
===================================================================
--- cscrypt/md5.c (revision 10284)
+++ cscrypt/md5.c (working copy)
@@ -25,13 +25,6 @@
#if !defined(WITH_SSL) && !defined(WITH_LIBCRYPTO)
-typedef struct MD5Context
-{
- uint32_t buf[4];
- uint32_t bits[2];
- uint32_t in[16];
-} MD5_CTX;
-
#ifdef __i386__
#define byteReverse(a, b)
#else
@@ -155,7 +148,7 @@
* Start MD5 accumulation. Set bit count to 0 and buffer to mysterious
* initialization constants.
*/
-static void MD5_Init(MD5_CTX *ctx)
+void MD5_Init(MD5_CTX *ctx)
{
ctx->buf[0] = 0x67452301;
ctx->buf[1] = 0xefcdab89;
@@ -170,7 +163,7 @@
* Update context to reflect the concatenation of another buffer full
* of bytes.
*/
-static void MD5_Update(MD5_CTX *ctx, const unsigned char *buf, unsigned int len)
+void MD5_Update(MD5_CTX *ctx, const unsigned char *buf, unsigned int len)
{
uint32_t t;
@@ -219,7 +212,7 @@
* Final wrapup - pad to 64-byte boundary with the bit pattern
* 1 0* (64-bit count of bits processed, MSB-first)
*/
-static void MD5_Final(unsigned char digest[MD5_DIGEST_LENGTH], MD5_CTX *ctx)
+void MD5_Final(unsigned char digest[MD5_DIGEST_LENGTH], MD5_CTX *ctx)
{
unsigned count;
unsigned char *p;
Index: cscrypt/md5.h
===================================================================
--- cscrypt/md5.h (revision 10284)
+++ cscrypt/md5.h (working copy)
@@ -7,8 +7,16 @@
#define MD5_DIGEST_LENGTH 16
unsigned char *MD5(const unsigned char *input, unsigned long len, unsigned char *output_hash);
-#endif
-char *__md5_crypt(const char *text_pass, const char *salt, char *crypted_passwd);
+typedef struct MD5Context {
+ uint32_t buf[4];
+ uint32_t bits[2];
+ uint32_t in[16];
+} MD5_CTX;
+void MD5_Init(MD5_CTX *ctx);
+void MD5_Update(MD5_CTX *ctx, const unsigned char *buf, unsigned int len);
+void MD5_Final(unsigned char digest[MD5_DIGEST_LENGTH], MD5_CTX *ctx);
#endif
+char *__md5_crypt(const char *text_pass, const char *salt, char *crypted_passwd);
+#endif
Index: csctapi/cardreaders.h
===================================================================
--- csctapi/cardreaders.h (revision 10284)
+++ csctapi/cardreaders.h (working copy)
@@ -13,5 +13,6 @@
void cardreader_smartreader(struct s_cardreader *crdr);
void cardreader_stapi(struct s_cardreader *crdr);
void cardreader_stinger(struct s_cardreader *crdr);
+void cardreader_emu(struct s_cardreader *crdr);
#endif
Index: emu-shared.c
===================================================================
--- emu-shared.c (revision 0)
+++ emu-shared.c (working copy)
@@ -0,0 +1,2940 @@
+
+#define EMU_MAX_CHAR_KEYNAME 8
+#define EMU_KEY_FILENAME "SoftCam.Key"
+#define EMU_KEY_FILENAME_MAX_LEN 31
+#define EMU_MAX_ECM_LEN 1024
+#define EMU_MAX_EMM_LEN 1024
+
+// Version info
+uint32_t GetOSemuVersion(void)
+{
+ // this should be increased
+ // after every major code change
+ return 710;
+}
+
+// Key DB
+static char *emu_keyfile_path = NULL;
+
+void set_emu_keyfile_path(char *path)
+{
+ if(emu_keyfile_path != NULL) {
+ free(emu_keyfile_path);
+ }
+ emu_keyfile_path = (char*)malloc(strlen(path)+1);
+ if(emu_keyfile_path == NULL) {
+ return;
+ }
+ memcpy(emu_keyfile_path, path, strlen(path));
+ emu_keyfile_path[strlen(path)] = 0;
+}
+
+static int32_t CharToBin(uint8_t *out, char *in, uint32_t inLen)
+{
+ uint32_t i, tmp;
+ for(i=0; i<inLen/2; i++) {
+ if(sscanf(in + i*2, "%02X", &tmp) != 1) {
+ return 0;
+ }
+ out[i] = (uint8_t)tmp;
+ }
+ return 1;
+}
+
+typedef struct {
+ char identifier;
+ uint32_t provider;
+ char keyName[EMU_MAX_CHAR_KEYNAME];
+ uint8_t *key;
+ uint32_t keyLength;
+ void *nextKey;
+} KeyData;
+
+typedef struct {
+ KeyData *EmuKeys;
+ uint32_t keyCount;
+ uint32_t keyMax;
+} KeyDataContainer;
+
+static KeyDataContainer CwKeys = { .EmuKeys=NULL, .keyCount=0, .keyMax=0 };
+static KeyDataContainer ViKeys = { .EmuKeys=NULL, .keyCount=0, .keyMax=0 };
+static KeyDataContainer NagraKeys = { .EmuKeys=NULL, .keyCount=0, .keyMax=0 };
+static KeyDataContainer IrdetoKeys = { .EmuKeys=NULL, .keyCount=0, .keyMax=0 };
+static KeyDataContainer NDSKeys = { .EmuKeys=NULL, .keyCount=0, .keyMax=0 };
+static KeyDataContainer BissKeys = { .EmuKeys=NULL, .keyCount=0, .keyMax=0 };
+
+static KeyDataContainer *GetKeyContainer(char identifier)
+{
+ switch(identifier) {
+ case 'W':
+ return &CwKeys;
+ case 'V':
+ return &ViKeys;
+ case 'N':
+ return &NagraKeys;
+ case 'I':
+ return &IrdetoKeys;
+ case 'S':
+ return &NDSKeys;
+ case 'F':
+ return &BissKeys;
+ default:
+ return NULL;
+ }
+}
+
+static void WriteKeyToFile(char identifier, uint32_t provider, char *keyName, uint8_t *key, uint32_t keyLength)
+{
+ char line[1200], dateText[100];
+ uint32_t pathLength;
+ struct dirent *pDirent;
+ DIR *pDir;
+ char *path, *filepath, filename[EMU_KEY_FILENAME_MAX_LEN+1], *keyValue;
+ FILE *file = NULL;
+ uint8_t fileNameLen = strlen(EMU_KEY_FILENAME);
+ time_t now;
+ struct tm t;
+
+ pathLength = strlen(emu_keyfile_path);
+ path = (char*)malloc(pathLength+1);
+ if(path == NULL) {
+ return;
+ }
+ strncpy(path, emu_keyfile_path, pathLength+1);
+
+ pathLength = strlen(path);
+ if(pathLength >= fileNameLen && strcasecmp(path+pathLength-fileNameLen, EMU_KEY_FILENAME) == 0) {
+ // cut file name
+ path[pathLength-fileNameLen] = '\0';
+ }
+
+ pathLength = strlen(path);
+ if(path[pathLength-1] == '/' || path[pathLength-1] == '\\') {
+ // cut trailing /
+ path[pathLength-1] = '\0';
+ }
+
+ pDir = opendir(path);
+ if (pDir == NULL) {
+ cs_log("cannot open key file path: %s", path);
+ free(path);
+ return;
+ }
+
+ while((pDirent = readdir(pDir)) != NULL) {
+ if(strcasecmp(pDirent->d_name, EMU_KEY_FILENAME) == 0) {
+ strncpy(filename, pDirent->d_name, sizeof(filename));
+ break;
+ }
+ }
+ closedir(pDir);
+
+ if(pDirent == NULL) {
+ strncpy(filename, EMU_KEY_FILENAME, sizeof(filename));
+ }
+
+ pathLength = strlen(path)+1+strlen(filename)+1;
+ filepath = (char*)malloc(pathLength);
+ if(filepath == NULL) {
+ free(path);
+ return;
+ }
+ snprintf(filepath, pathLength, "%s/%s", path, filename);
+ free(path);
+
+ cs_log("writing key file: %s", filepath);
+
+ file = fopen(filepath, "a");
+ free(filepath);
+ if(file == NULL) {
+ return;
+ }
+
+ now = time(NULL);
+ localtime_r(&now, &t);
+ strftime(dateText, sizeof(dateText)-1, "%c", &t);
+
+ keyValue = (char*)malloc((keyLength*2)+1);
+ if(keyValue == NULL) {
+ return;
+ }
+ cs_hexdump(0, key, keyLength, keyValue, (keyLength*2)+1);
+
+ snprintf(line, sizeof(line), "\n%c %06X %s %s ; added by OSEmu %s\n", identifier, provider, keyName, keyValue, dateText);
+ free(keyValue);
+
+ fwrite(line, strlen(line), 1, file);
+ fclose(file);
+}
+
+static int32_t SetKey(char identifier, uint32_t provider, char *keyName, uint8_t *key,
+ uint32_t keyLength, uint8_t writeKey)
+{
+ uint32_t i;
+ uint8_t *tmpKey = NULL, *orgKey = NULL;
+ KeyDataContainer *KeyDB;
+ KeyData *tmpKeyData, *newKeyData;
+ identifier = (char)toupper((int)identifier);
+
+ KeyDB = GetKeyContainer(identifier);
+ if(KeyDB == NULL) {
+ return 0;
+ }
+
+ // fix patched mgcamd format for Irdeto
+ if(identifier == 'I' && provider < 0xFFFF) {
+ provider = provider<<8;
+ }
+
+ // fix checksum for biss keys with a length of 6
+ if(identifier == 'F' && keyLength == 6) {
+
+ tmpKey = (uint8_t*)malloc(8*sizeof(uint8_t));
+ if(tmpKey == NULL) {
+ return 0;
+ }
+
+ tmpKey[0] = key[0];
+ tmpKey[1] = key[1];
+ tmpKey[2] = key[2];
+ tmpKey[3] = ((key[0] + key[1] + key[2]) & 0xff);
+ tmpKey[4] = key[3];
+ tmpKey[5] = key[4];
+ tmpKey[6] = key[5];
+ tmpKey[7] = ((key[3] + key[4] + key[5]) & 0xff);
+
+ orgKey = key;
+ key = tmpKey;
+ keyLength = 8;
+ }
+
+ for(i=0; i<KeyDB->keyCount; i++) {
+ if(KeyDB->EmuKeys[i].provider != provider) {
+ continue;
+ }
+ if(strcmp(KeyDB->EmuKeys[i].keyName, keyName)) {
+ continue;
+ }
+
+ // allow multiple keys for Irdeto
+ if(identifier == 'I')
+ {
+ // reject duplicates
+ tmpKeyData = &KeyDB->EmuKeys[i];
+ do {
+ if(memcmp(tmpKeyData->key, key, tmpKeyData->keyLength < keyLength ? tmpKeyData->keyLength : keyLength) == 0) {
+ if(tmpKey != NULL) {
+ free(tmpKey);
+ }
+ return 0;
+ }
+ tmpKeyData = (KeyData*)tmpKeyData->nextKey;
+ } while(tmpKeyData != NULL);
+
+ // add new key
+ newKeyData = (KeyData*)malloc(sizeof(KeyData));
+ if(newKeyData == NULL) {
+ if(tmpKey != NULL) {
+ free(tmpKey);
+ }
+ return 0;
+ }
+ newKeyData->identifier = identifier;
+ newKeyData->provider = provider;
+ if(strlen(keyName) < EMU_MAX_CHAR_KEYNAME) {
+ strncpy(newKeyData->keyName, keyName, EMU_MAX_CHAR_KEYNAME);
+ }
+ else {
+ memcpy(newKeyData->keyName, keyName, EMU_MAX_CHAR_KEYNAME);
+ }
+ newKeyData->keyName[EMU_MAX_CHAR_KEYNAME-1] = 0;
+ newKeyData->key = key;
+ newKeyData->keyLength = keyLength;
+ newKeyData->nextKey = NULL;
+
+ tmpKeyData = &KeyDB->EmuKeys[i];
+ while(tmpKeyData->nextKey != NULL) {
+ tmpKeyData = (KeyData*)tmpKeyData->nextKey;
+ }
+ tmpKeyData->nextKey = newKeyData;
+
+ if(writeKey) {
+ WriteKeyToFile(identifier, provider, keyName, key, keyLength);
+ }
+ }
+ else // identifier != 'I'
+ {
+ free(KeyDB->EmuKeys[i].key);
+ KeyDB->EmuKeys[i].key = key;
+ KeyDB->EmuKeys[i].keyLength = keyLength;
+
+ if(writeKey) {
+ WriteKeyToFile(identifier, provider, keyName, key, keyLength);
+ }
+ }
+
+ if(tmpKey != NULL) {
+ free(orgKey);
+ }
+ return 1;
+ }
+
+ if(KeyDB->keyCount+1 > KeyDB->keyMax) {
+ if(KeyDB->EmuKeys == NULL) {
+ KeyDB->EmuKeys = (KeyData*)malloc(sizeof(KeyData)*(KeyDB->keyMax+64));
+ if(KeyDB->EmuKeys == NULL) {
+ if(tmpKey != NULL) {
+ free(tmpKey);
+ }
+ return 0;
+ }
+ KeyDB->keyMax+=64;
+ }
+ else {
+ tmpKeyData = (KeyData*)realloc(KeyDB->EmuKeys, sizeof(KeyData)*(KeyDB->keyMax+16));
+ if(tmpKeyData == NULL) {
+ if(tmpKey != NULL) {
+ free(tmpKey);
+ }
+ return 0;
+ }
+ KeyDB->EmuKeys = tmpKeyData;
+ KeyDB->keyMax+=16;
+ }
+ }
+
+ KeyDB->EmuKeys[KeyDB->keyCount].identifier = identifier;
+ KeyDB->EmuKeys[KeyDB->keyCount].provider = provider;
+ if(strlen(keyName) < EMU_MAX_CHAR_KEYNAME) {
+ strncpy(KeyDB->EmuKeys[KeyDB->keyCount].keyName, keyName, EMU_MAX_CHAR_KEYNAME);
+ }
+ else {
+ memcpy(KeyDB->EmuKeys[KeyDB->keyCount].keyName, keyName, EMU_MAX_CHAR_KEYNAME);
+ }
+ KeyDB->EmuKeys[KeyDB->keyCount].keyName[EMU_MAX_CHAR_KEYNAME-1] = 0;
+ KeyDB->EmuKeys[KeyDB->keyCount].key = key;
+ KeyDB->EmuKeys[KeyDB->keyCount].keyLength = keyLength;
+ KeyDB->EmuKeys[KeyDB->keyCount].nextKey = NULL;
+ KeyDB->keyCount++;
+
+ if(writeKey) {
+ WriteKeyToFile(identifier, provider, keyName, key, keyLength);
+ }
+
+ if(tmpKey != NULL) {
+ free(orgKey);
+ }
+ return 1;
+}
+
+static int32_t FindKey(char identifier, uint32_t provider, char *keyName, uint8_t *key, uint32_t maxKeyLength,
+ uint8_t isCriticalKey, uint8_t keyRef, uint8_t matchLength)
+{
+ uint32_t i;
+ uint8_t j;
+ KeyDataContainer *KeyDB;
+ KeyData *tmpKeyData;
+
+ KeyDB = GetKeyContainer(identifier);
+ if(KeyDB == NULL) {
+ return 0;
+ }
+
+ for(i=0; i<KeyDB->keyCount; i++) {
+ if(KeyDB->EmuKeys[i].provider != provider) {
+ continue;
+ }
+ if(strcmp(KeyDB->EmuKeys[i].keyName, keyName)) {
+ continue;
+ }
+
+ //matchLength cannot be used when multiple keys are allowed
+ //for a single provider/keyName combination.
+ //Currently this is only the case for Irdeto keys.
+ if(matchLength && KeyDB->EmuKeys[i].keyLength != maxKeyLength) {
+ continue;
+ }
+
+ tmpKeyData = &KeyDB->EmuKeys[i];
+
+ j = 0;
+ while(j<keyRef && tmpKeyData->nextKey != NULL) {
+ j++;
+ tmpKeyData = (KeyData*)tmpKeyData->nextKey;
+ }
+
+ if(j == keyRef) {
+ memcpy(key, tmpKeyData->key, tmpKeyData->keyLength > maxKeyLength ? maxKeyLength : tmpKeyData->keyLength);
+ if(tmpKeyData->keyLength < maxKeyLength) {
+ memset(key+tmpKeyData->keyLength, 0, maxKeyLength - tmpKeyData->keyLength);
+ }
+ return 1;
+ }
+ else {
+ break;
+ }
+ }
+
+ if(isCriticalKey) {
+ cs_log("[Emu] Key not found: %c %X %s", identifier, provider, keyName);
+ }
+ return 0;
+}
+
+uint8_t read_emu_keyfile(char *opath)
+{
+ char line[1200], keyName[EMU_MAX_CHAR_KEYNAME], keyString[1026];
+ uint32_t pathLength, provider, keyLength;
+ uint8_t *key;
+ struct dirent *pDirent;
+ DIR *pDir;
+ char *path, *filepath, filename[EMU_KEY_FILENAME_MAX_LEN+1];
+ FILE *file = NULL;
+ char identifier;
+ uint8_t fileNameLen = strlen(EMU_KEY_FILENAME);
+
+ pathLength = strlen(opath);
+ path = (char*)malloc(pathLength+1);
+ if(path == NULL) {
+ return 0;
+ }
+ strncpy(path, opath, pathLength+1);
+
+ pathLength = strlen(path);
+ if(pathLength >= fileNameLen && strcasecmp(path+pathLength-fileNameLen, EMU_KEY_FILENAME) == 0) {
+ // cut file name
+ path[pathLength-fileNameLen] = '\0';
+ }
+
+ pathLength = strlen(path);
+ if(path[pathLength-1] == '/' || path[pathLength-1] == '\\') {
+ // cut trailing /
+ path[pathLength-1] = '\0';
+ }
+
+ pDir = opendir(path);
+ if (pDir == NULL) {
+ cs_log("cannot open key file path: %s", path);
+ free(path);
+ return 0;
+ }
+
+ while((pDirent = readdir(pDir)) != NULL) {
+ if(strcasecmp(pDirent->d_name, EMU_KEY_FILENAME) == 0) {
+ strncpy(filename, pDirent->d_name, sizeof(filename));
+ break;
+ }
+ }
+ closedir(pDir);
+
+ if(pDirent == NULL) {
+ cs_log("key file not found in: %s", path);
+ free(path);
+ return 0;
+ }
+
+ pathLength = strlen(path)+1+strlen(filename)+1;
+ filepath = (char*)malloc(pathLength);
+ if(filepath == NULL) {
+ free(path);
+ return 0;
+ }
+ snprintf(filepath, pathLength, "%s/%s", path, filename);
+ free(path);
+
+ cs_log("reading key file: %s", filepath);
+
+ file = fopen(filepath, "r");
+ free(filepath);
+ if(file == NULL) {
+ return 0;
+ }
+
+ set_emu_keyfile_path(opath);
+
+ while(fgets(line, 1200, file)) {
+ if(sscanf(line, "%c %8x %7s %1024s", &identifier, &provider, keyName, keyString) != 4) {
+ continue;
+ }
+
+ keyLength = strlen(keyString)/2;
+ key = (uint8_t*)malloc(keyLength);
+ if(key == NULL) {
+ fclose(file);
+ return 0;
+ }
+
+ CharToBin(key, keyString, strlen(keyString));
+ if(!SetKey(identifier, provider, keyName, key, keyLength, 0)) {
+ free(key);
+ }
+ }
+ fclose(file);
+
+ return 1;
+}
+
+#if !defined(__APPLE__) && !defined(__ANDROID__)
+extern uint8_t SoftCamKey_Data[] asm("_binary_SoftCam_Key_start");
+extern uint8_t SoftCamKey_DataEnd[] asm("_binary_SoftCam_Key_end");
+
+void read_emu_keymemory(void)
+{
+ char *keyData, *line, *saveptr, keyName[EMU_MAX_CHAR_KEYNAME], keyString[1026];
+ uint32_t provider, keyLength;
+ uint8_t *key;
+ char identifier;
+
+ keyData = (char*)malloc(SoftCamKey_DataEnd-SoftCamKey_Data+1);
+ if(keyData == NULL) {
+ return;
+ }
+ memcpy(keyData, SoftCamKey_Data, SoftCamKey_DataEnd-SoftCamKey_Data);
+ keyData[SoftCamKey_DataEnd-SoftCamKey_Data] = 0x00;
+
+ line = strtok_r(keyData, "\n", &saveptr);
+ while(line != NULL) {
+ if(sscanf(line, "%c %8x %7s %1024s", &identifier, &provider, keyName, keyString) != 4) {
+ line = strtok_r(NULL, "\n", &saveptr);
+ continue;
+ }
+ keyLength = strlen(keyString)/2;
+ key = (uint8_t*)malloc(keyLength);
+ if(key == NULL) {
+ free(keyData);
+ return;
+ }
+
+ CharToBin(key, keyString, strlen(keyString));
+ if(!SetKey(identifier, provider, keyName, key, keyLength, 0)) {
+ free(key);
+ }
+ line = strtok_r(NULL, "\n", &saveptr);
+ }
+ free(keyData);
+}
+#endif
+
+// Shared functions
+
+static inline uint16_t GetEcmLen(const uint8_t *ecm)
+{
+ return (((ecm[1] & 0x0f)<< 8) | ecm[2]) +3;
+}
+
+static void ReverseMem(uint8_t *in, int32_t len)
+{
+ uint8_t temp;
+ int32_t i;
+ for(i = 0; i < (len / 2); i++) {
+ temp = in[i];
+ in[i] = in[len - i - 1];
+ in[len - i - 1] = temp;
+ }
+}
+
+static void ReverseMemInOut(uint8_t *out, const uint8_t *in, int32_t n)
+{
+ if(n>0) {
+ out+=n;
+ do {
+ *(--out)=*(in++);
+ }
+ while(--n);
+ }
+}
+
+static int8_t EmuRSAInput(BIGNUM *d, const uint8_t *in, int32_t n, int8_t le)
+{
+ int8_t result = 0;
+
+ if(le) {
+ uint8_t *tmp = (uint8_t *)malloc(sizeof(uint8_t)*n);
+ if(tmp == NULL) {
+ return 0;
+ }
+ ReverseMemInOut(tmp,in,n);
+ result = BN_bin2bn(tmp,n,d)!=0;
+ free(tmp);
+ }
+ else {
+ result = BN_bin2bn(in,n,d)!=0;
+ }
+ return result;
+}
+
+static int32_t EmuRSAOutput(uint8_t *out, int32_t n, BIGNUM *r, int8_t le)
+{
+ int32_t s = BN_num_bytes(r);
+ if(s>n) {
+ uint8_t *buff = (uint8_t *)malloc(sizeof(uint8_t)*s);
+ if(buff == NULL) {
+ return 0;
+ }
+ BN_bn2bin(r,buff);
+ memcpy(out,buff+s-n,n);
+ free(buff);
+ }
+ else if(s<n) {
+ int32_t l=n-s;
+ memset(out,0,l);
+ BN_bn2bin(r,out+l);
+ }
+ else {
+ BN_bn2bin(r,out);
+ }
+ if(le) {
+ ReverseMem(out,n);
+ }
+ return s;
+}
+
+static int32_t EmuRSA(uint8_t *out, const uint8_t *in, int32_t n, BIGNUM *exp, BIGNUM *mod, int8_t le)
+{
+ BN_CTX *ctx;
+ BIGNUM *r, *d;
+ int32_t result = 0;
+
+ ctx = BN_CTX_new();
+ r = BN_new();
+ d = BN_new();
+
+ if(EmuRSAInput(d,in,n,le) && BN_mod_exp(r,d,exp,mod,ctx)) {
+ result = EmuRSAOutput(out,n,r,le);
+ }
+
+ BN_free(d);
+ BN_free(r);
+ BN_CTX_free(ctx);
+ return result;
+}
+
+static inline void xxor(uint8_t *data, int32_t len, const uint8_t *v1, const uint8_t *v2)
+{
+ uint32_t i;
+ switch(len)
+ {
+ case 16:
+ for(i = 8; i < 16; ++i)
+ {
+ data[i] = v1[i] ^ v2[i];
+ }
+ case 8:
+ for(i = 4; i < 8; ++i)
+ {
+ data[i] = v1[i] ^ v2[i];
+ }
+ case 4:
+ for(i = 0; i < 4; ++i)
+ {
+ data[i] = v1[i] ^ v2[i];
+ }
+ break;
+ default:
+ while(len--) { *data++ = *v1++ ^ *v2++; }
+ break;
+ }
+}
+
+static int8_t isValidDCW(uint8_t *dw)
+{
+ if (((dw[0]+dw[1]+dw[2]) & 0xFF) != dw[3]) {
+ return 0;
+ }
+ if (((dw[4]+dw[5]+dw[6]) & 0xFF) != dw[7]) {
+ return 0;
+ }
+ if (((dw[8]+dw[9]+dw[10]) & 0xFF) != dw[11]) {
+ return 0;
+ }
+ if (((dw[12]+dw[13]+dw[14]) & 0xFF) != dw[15]) {
+ return 0;
+ }
+ return 1;
+}
+
+// Cryptoworks EMU
+static int8_t GetCwKey(uint8_t *buf,uint32_t ident, uint8_t keyIndex, uint32_t keyLength, uint8_t isCriticalKey)
+{
+
+ char keyName[EMU_MAX_CHAR_KEYNAME];
+ uint32_t tmp;
+
+ if((ident>>4)== 0xD02A) {
+ keyIndex &=0xFE; // map to even number key indexes
+ }
+ if((ident>>4)== 0xD00C) {
+ ident = 0x0D00C0; // map provider C? to C0
+ }
+ else if(keyIndex==6 && ((ident>>8) == 0x0D05)) {
+ ident = 0x0D0504; // always use provider 04 system key
+ }
+
+ tmp = keyIndex;
+ snprintf(keyName, EMU_MAX_CHAR_KEYNAME, "%.2X", tmp);
+ if(FindKey('W', ident, keyName, buf, keyLength, isCriticalKey, 0, 0)) {
+ return 1;
+ }
+
+ return 0;
+}
+
+static const uint8_t cw_sbox1[64] = {
+ 0xD8,0xD7,0x83,0x3D,0x1C,0x8A,0xF0,0xCF,0x72,0x4C,0x4D,0xF2,0xED,0x33,0x16,0xE0,
+ 0x8F,0x28,0x7C,0x82,0x62,0x37,0xAF,0x59,0xB7,0xE0,0x00,0x3F,0x09,0x4D,0xF3,0x94,
+ 0x16,0xA5,0x58,0x83,0xF2,0x4F,0x67,0x30,0x49,0x72,0xBF,0xCD,0xBE,0x98,0x81,0x7F,
+ 0xA5,0xDA,0xA7,0x7F,0x89,0xC8,0x78,0xA7,0x8C,0x05,0x72,0x84,0x52,0x72,0x4D,0x38
+};
+static const uint8_t cw_sbox2[64] = {
+ 0xD8,0x35,0x06,0xAB,0xEC,0x40,0x79,0x34,0x17,0xFE,0xEA,0x47,0xA3,0x8F,0xD5,0x48,
+ 0x0A,0xBC,0xD5,0x40,0x23,0xD7,0x9F,0xBB,0x7C,0x81,0xA1,0x7A,0x14,0x69,0x6A,0x96,
+ 0x47,0xDA,0x7B,0xE8,0xA1,0xBF,0x98,0x46,0xB8,0x41,0x45,0x9E,0x5E,0x20,0xB2,0x35,
+ 0xE4,0x2F,0x9A,0xB5,0xDE,0x01,0x65,0xF8,0x0F,0xB2,0xD2,0x45,0x21,0x4E,0x2D,0xDB
+};
+static const uint8_t cw_sbox3[64] = {
+ 0xDB,0x59,0xF4,0xEA,0x95,0x8E,0x25,0xD5,0x26,0xF2,0xDA,0x1A,0x4B,0xA8,0x08,0x25,
+ 0x46,0x16,0x6B,0xBF,0xAB,0xE0,0xD4,0x1B,0x89,0x05,0x34,0xE5,0x74,0x7B,0xBB,0x44,
+ 0xA9,0xC6,0x18,0xBD,0xE6,0x01,0x69,0x5A,0x99,0xE0,0x87,0x61,0x56,0x35,0x76,0x8E,
+ 0xF7,0xE8,0x84,0x13,0x04,0x7B,0x9B,0xA6,0x7A,0x1F,0x6B,0x5C,0xA9,0x86,0x54,0xF9
+};
+static const uint8_t cw_sbox4[64] = {
+ 0xBC,0xC1,0x41,0xFE,0x42,0xFB,0x3F,0x10,0xB5,0x1C,0xA6,0xC9,0xCF,0x26,0xD1,0x3F,
+ 0x02,0x3D,0x19,0x20,0xC1,0xA8,0xBC,0xCF,0x7E,0x92,0x4B,0x67,0xBC,0x47,0x62,0xD0,
+ 0x60,0x9A,0x9E,0x45,0x79,0x21,0x89,0xA9,0xC3,0x64,0x74,0x9A,0xBC,0xDB,0x43,0x66,
+ 0xDF,0xE3,0x21,0xBE,0x1E,0x16,0x73,0x5D,0xA2,0xCD,0x8C,0x30,0x67,0x34,0x9C,0xCB
+};
+static const uint8_t AND_bit1[8] = {0x00,0x40,0x04,0x80,0x21,0x10,0x02,0x08};
+static const uint8_t AND_bit2[8] = {0x80,0x08,0x01,0x40,0x04,0x20,0x10,0x02};
+static const uint8_t AND_bit3[8] = {0x82,0x40,0x01,0x10,0x00,0x20,0x04,0x08};
+static const uint8_t AND_bit4[8] = {0x02,0x10,0x04,0x40,0x80,0x08,0x01,0x20};
+
+static void CW_SWAP_KEY(uint8_t *key)
+{
+ uint8_t k[8];
+ memcpy(k, key, 8);
+ memcpy(key, key + 8, 8);
+ memcpy(key + 8, k, 8);
+}
+