- igs/igs_m027.cpp: dumped missing ROM for tshs [Mr. Kong, little0]

- igs/pgmcrypt.cpp: added deecryption tables for jking04 and krzykeno [IQ_132]

Author: Osso13

src/mame/igs/igs_m027.cpp

@@ -3025,7 +3025,7 @@ ROM_START( tshs ) // IGS PCB-0267. See above for PCB layout
 
 	ROM_REGION( 0x480000, "igs017_igs031:sprites", 0 )
 	ROM_LOAD( "igs_a3701_anim_v100.u17", 0x000000, 0x400000, CRC(bed56f35) SHA1(5a29d2a39fd997ed9ef0ec695c63629ee2303ce2) ) // FIXED BITS (xxxxxxxx0xxxxxxx)
-	ROM_LOAD( "u18",                     0x400000, 0x080000, NO_DUMP )
+	ROM_LOAD( "u18",                     0x400000, 0x080000, CRC(fb2e91a8) SHA1(29b2f0ce3749539cbe4cfb5c40b240cc7f6147f1) ) // FIXED BITS (xxxxxxxx0xxxxxxx)
 
 	ROM_REGION( 0x80000, "oki", 0 )
 	ROM_LOAD( "v102cn.u14", 0x00000, 0x80000, CRC(fc055df1) SHA1(8ed0334a3947833a6192e6d4ea9678d8facea119) )

src/mame/igs/igs_m027xa.cpp

@@ -913,13 +913,15 @@ void igs_m027xa_state::init_wldfruit()
 
 void igs_m027xa_state::init_jking04()
 {
+	jking04_decrypt(machine());
 	pgm_create_dummy_internal_arm_region();
 	m_igs017_igs031->sdwx_gfx_decrypt();
 	m_igs017_igs031->tarzan_decrypt_sprites(0, 0);
 }
 
 void igs_m027xa_state::init_krzykeno()
 {
+	krzykeno_decrypt(machine());
 	pgm_create_dummy_internal_arm_region();
 	m_igs017_igs031->sdwx_gfx_decrypt();
 	m_igs017_igs031->tarzan_decrypt_sprites(0, 0);

src/mame/igs/pgmcrypt.cpp

@@ -1938,3 +1938,92 @@ void tswxp_decrypt(running_machine &machine)
 		src[i] ^= x;
 	}
 }
+
+static const uint8_t jking04_tab[0x100] = { // IGS0117RD1031030
+	0x49, 0x47, 0x53, 0x30, 0x31, 0x31, 0x37, 0x52, 0x44, 0x31, 0x30, 0x33, 0x31, 0x30, 0x33, 0x30,
+	0xe0, 0xb2, 0xbc, 0x4a, 0x7d, 0xf4, 0xc2, 0xaf, 0x88, 0x1e, 0x23, 0xa5, 0xbf, 0x31, 0xc2, 0x4d,
+	0x6b, 0x4c, 0x79, 0xad, 0xc9, 0x09, 0x25, 0x2c, 0xbb, 0x1d, 0xf6, 0x4e, 0xb0, 0x2b, 0xf5, 0xb1,
+	0xd0, 0xe8, 0xd6, 0x49, 0x6d, 0x75, 0x00, 0xd8, 0xa6, 0xf9, 0xdb, 0xb1, 0x5d, 0x7e, 0x59, 0xad,
+	0x5c, 0x0e, 0xc7, 0x6e, 0xc3, 0x0f, 0xd6, 0xd3, 0xb5, 0xdb, 0xe5, 0xbc, 0x42, 0xa3, 0x91, 0xff,
+	0x98, 0x85, 0x7f, 0xaa, 0x66, 0xec, 0x69, 0x7c, 0x91, 0x29, 0x67, 0x9e, 0x1b, 0x4f, 0x80, 0xa6,
+	0x50, 0x54, 0x71, 0xce, 0x32, 0x65, 0xbc, 0x71, 0x27, 0x89, 0xf4, 0xc7, 0xe1, 0x7a, 0x48, 0xe2,
+	0x8e, 0xc1, 0x4f, 0xe8, 0x42, 0x10, 0x13, 0x92, 0xa1, 0xe4, 0x60, 0xe6, 0xd1, 0x5b, 0x4e, 0x30,
+	0x9f, 0x53, 0x0c, 0x47, 0xf0, 0xc5, 0xf0, 0xfe, 0x6a, 0x60, 0xbd, 0xe8, 0x64, 0x69, 0x33, 0x51,
+	0x0c, 0xd2, 0xdd, 0x7a, 0xd7, 0x9a, 0x16, 0x14, 0x2e, 0x64, 0x5d, 0xff, 0x57, 0x5b, 0xdb, 0x43,
+	0xa1, 0x45, 0x33, 0x4f, 0xd3, 0xe6, 0x89, 0x72, 0xd7, 0x97, 0xd5, 0x98, 0xa3, 0x27, 0x6a, 0x46,
+	0x68, 0xf2, 0xc1, 0xd7, 0xff, 0x40, 0x8b, 0xf8, 0x90, 0xe1, 0xf7, 0x62, 0x84, 0x06, 0x41, 0xd7,
+	0xae, 0x61, 0x7c, 0x60, 0xb5, 0x80, 0xa0, 0xc5, 0xc5, 0x67, 0xd6, 0x4d, 0x76, 0x6d, 0x04, 0xb7,
+	0xfc, 0x59, 0x94, 0x78, 0x91, 0xbc, 0x8a, 0x37, 0x1f, 0x91, 0xc6, 0x87, 0x32, 0x14, 0x95, 0xe4,
+	0x1e, 0xe0, 0x7f, 0xf0, 0x6d, 0x4c, 0x4c, 0xee, 0x8b, 0x07, 0x58, 0x7f, 0xb5, 0xf1, 0x19, 0x9d,
+	0x1f, 0x3d, 0xee, 0xd5, 0x64, 0xc6, 0x2a, 0xc9, 0x34, 0xae, 0x61, 0xe5, 0x38, 0x3d, 0xf2, 0x61
+};
+
+void jking04_decrypt(running_machine &machine)
+{
+	auto const src = reinterpret_cast<u16 *>(machine.root_device().memregion("user1")->base());
+
+	int const rom_size = 0x80000;
+
+	for (int i = 0; i < rom_size / 2; i++)
+	{
+		uint16_t x = src[i];
+
+		IGS27_CRYPT1_ALT
+		IGS27_CRYPT2
+		IGS27_CRYPT3
+		IGS27_CRYPT4_ALT
+		IGS27_CRYPT5_ALT
+		IGS27_CRYPT6
+		IGS27_CRYPT7
+		IGS27_CRYPT8
+
+		x ^= jking04_tab[(i >> 1) & 0xff] << 8;
+
+		src[i] = x;
+	}
+}
+
+
+static const uint8_t krzykeno_tab[0x100] = { // IGS0269RD4060929
+	0x49, 0x47, 0x53, 0x30, 0x32, 0x36, 0x39, 0x52, 0x44, 0x34, 0x30, 0x36, 0x30, 0x39, 0x32, 0x39,
+	0x9d, 0xde, 0x68, 0x8c, 0xc9, 0x53, 0x25, 0xc7, 0xd4, 0x48, 0x3e, 0x59, 0x90, 0x33, 0x8f, 0xfb,
+	0x68, 0x5b, 0x97, 0x74, 0x3a, 0x62, 0x6a, 0xc6, 0x71, 0x14, 0xf3, 0x98, 0x67, 0x6e, 0x6f, 0xe3,
+	0xfa, 0xf2, 0x27, 0xe1, 0x6c, 0x2a, 0x6e, 0x33, 0x80, 0x7b, 0xda, 0x51, 0xd3, 0x2c, 0xc6, 0x37,
+	0x78, 0xb7, 0x08, 0x4e, 0xd8, 0x4f, 0xf0, 0x98, 0xc8, 0xb1, 0x81, 0x20, 0xeb, 0x30, 0xf3, 0xa1,
+	0x4b, 0xfb, 0x69, 0x75, 0x33, 0xb2, 0xef, 0xc1, 0x4f, 0x29, 0xb7, 0xdf, 0x07, 0x7b, 0x94, 0x0c,
+	0x18, 0x53, 0xb8, 0x53, 0x75, 0x77, 0xaa, 0xb9, 0x5d, 0x95, 0x8b, 0xaa, 0xbd, 0x52, 0x89, 0xa4,
+	0xc8, 0x91, 0xa4, 0x22, 0xd5, 0x01, 0xa1, 0xcb, 0x78, 0xe9, 0x4b, 0xdc, 0xe4, 0x38, 0xf1, 0xd2,
+	0x81, 0xc8, 0x1d, 0x5d, 0xc9, 0xf2, 0x91, 0x82, 0x68, 0x58, 0x88, 0x0f, 0x94, 0xef, 0x2b, 0x44,
+	0xaa, 0x4b, 0x51, 0xbf, 0x0a, 0x2f, 0x7b, 0xa8, 0x34, 0x54, 0x0f, 0x1e, 0x23, 0x7a, 0xd5, 0xe2,
+	0xea, 0xad, 0xb0, 0x42, 0x8d, 0xd9, 0x9d, 0x49, 0x22, 0x91, 0xf1, 0x25, 0x29, 0x1c, 0xcf, 0xd8,
+	0x28, 0xc2, 0xe8, 0x23, 0x8a, 0x55, 0x77, 0xb0, 0xba, 0x02, 0x7b, 0x7e, 0x7b, 0x59, 0x37, 0x92,
+	0x8b, 0x9b, 0xe8, 0xdc, 0x78, 0x44, 0xc6, 0x67, 0xc2, 0xd9, 0x3e, 0xc5, 0x32, 0xf4, 0x6d, 0xba,
+	0x7a, 0x8d, 0xe0, 0x28, 0x0e, 0x8a, 0x8b, 0x3b, 0x42, 0x8a, 0x07, 0xd5, 0xa5, 0xef, 0x10, 0x3c,
+	0x9d, 0x2a, 0x3f, 0x02, 0x43, 0x4b, 0x04, 0x35, 0x81, 0xc8, 0xe7, 0xc8, 0x69, 0x8d, 0xff, 0x41,
+	0xd9, 0x45, 0xb3, 0xa5, 0x4d, 0xe8, 0xb0, 0xa1, 0x05, 0x85, 0x2b, 0xf9, 0x58, 0x51, 0x58, 0x36
+};
+
+void krzykeno_decrypt(running_machine &machine)
+{
+	auto const src = reinterpret_cast<u16 *>(machine.root_device().memregion("user1")->base());
+
+	int const rom_size = 0x200000;
+
+	for (int i = 0; i < rom_size / 2; i++)
+	{
+		uint16_t x = src[i];
+
+		IGS27_CRYPT1
+		IGS27_CRYPT2_ALT
+		IGS27_CRYPT3_ALT
+		IGS27_CRYPT4
+		IGS27_CRYPT5_ALT
+		IGS27_CRYPT6
+		IGS27_CRYPT7
+		IGS27_CRYPT8
+
+		x ^= krzykeno_tab[(i >> 1) & 0xff] << 8;
+
+		src[i] = x;
+	}
+}

src/mame/igs/pgmcrypt.h

@@ -64,5 +64,7 @@ void mxsqy_decrypt(running_machine& machine) ATTR_COLD;
 void qiji6_decrypt(running_machine& machine) ATTR_COLD;
 void mjzb_decrypt(running_machine& machine) ATTR_COLD;
 void tswxp_decrypt(running_machine& machine) ATTR_COLD;
+void jking04_decrypt(running_machine& machine) ATTR_COLD;
+void krzykeno_decrypt(running_machine& machine) ATTR_COLD;
 
 #endif // MAME_IGS_PGMCRYPT_H