From 6c0d9336d241972786430fa89415c025aecc57ef Mon Sep 17 00:00:00 2001
From: 91c0e59d-6161-45ab-8aa4-2371574db28f
 <91c0e59d-6161-45ab-8aa4-2371574db28f@bank-of-china.com>
Date: Thu, 6 Nov 2025 01:15:43 +0800
Subject: [PATCH] bump sdga key and title api header to latest 1.55 & add
 mifare kind aimedb request (command id 15)

---
 sdga/sdgb.py | 67 ++++++++++++++++++++++++++++++++++++++++++++++------
 1 file changed, 60 insertions(+), 7 deletions(-)

diff --git a/sdga/sdgb.py b/sdga/sdgb.py
index 3fdf0d1..b444da3 100644
--- a/sdga/sdgb.py
+++ b/sdga/sdgb.py
@@ -12,9 +12,14 @@ from datetime import datetime
 from Crypto.Cipher import AES
 from Crypto.Util.Padding import pad, unpad
 
-AesKey = "A;mv5YUpHBK3YxTy5KB^[;5]C2AL50Bq"
-AesIV = "9FM:sd9xA91X14v]"
-ObfuscateParam = "M9aBNKuY"
+# Key 1.50
+# AesKey = "A;mv5YUpHBK3YxTy5KB^[;5]C2AL50Bq"
+# AesIV = "9FM:sd9xA91X14v]"
+# ObfuscateParam = "M9aBNKuY"
+
+AesKey = "Z6@9UJ@U79^4TH7H^7Pd25Z@;YiIZS9Z"
+AesIV = "f@FTcYHXVGYLM5UK"
+ObfuscateParam = "X7eBJcEU"
 
 class aes_pkcs7(object):
     def __init__(self, key: str, iv: str):
@@ -62,13 +67,14 @@ def sdgb_api(data, useApi, userId):
         headers = {
             "User-Agent": "%s#%d"%(get_hash_api(useApi), userId),
             "Content-Type": "application/json",
-            "Mai-Encoding": "1.51",
+            "Mai-Encoding": "1.55",
             "Accept-Encoding": "",
             "Charset": "UTF-8",
-            "Content-Encoding": "deflate",
-            "Expect": "100-continue"
+            "Content-Encoding": "deflate"
         },
-        data = data_enc
+        content = data_enc,
+        timeout = 10000,
+        proxy = "http://127.0.0.1:6152"
     )
     resp_enc = r.content
     try:
@@ -158,3 +164,50 @@ def aimedb_api(accessCode):
     
             decimal_value = int(rearranged_hex, 16)
             return decimal_value
+
+def mifare(accessCode, serial):
+    key = b'Copyright(C)SEGA'
+    # https://sega.bsnk.me/allnet/aimedb/common/
+    magic = "3ea1"
+    version = "2140"
+    command_id = "0f00" # ID = 15
+    length = "3000" # 48
+    gameId = "534447410000" # SDGA
+    storeId = "bc310000"
+    keychip_ID = "413633453031453032363400" # A63E01E0264
+    header = magic + version + command_id + length + "0000" + gameId + storeId + keychip_ID
+
+    access_code = str(accessCode)
+    serial = str(serial)
+    company_code = "00"
+    firmware_version = "02"
+
+
+    plaintext_hex_stream = header + access_code + company_code + firmware_version + serial
+
+    plaintext = unhexlify(plaintext_hex_stream)
+
+    cipher = AES.new(key, AES.MODE_ECB)
+    encrypted_message = cipher.encrypt(plaintext)
+
+    encrypted_hex_stream = hexlify(encrypted_message).decode('utf-8')
+
+    server_address = ('aime.naominet.jp', 22345)
+    with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as sock:
+        sock.connect(server_address)
+        sock.sendall(encrypted_message)
+
+        response = sock.recv(1024)
+
+        decrypted_response = cipher.decrypt(response)
+
+        decrypted_hex_stream = hexlify(decrypted_response).decode('utf-8')
+
+        match = re.search(r'[0-9a-f]{64}([0-9a-f]{6})', decrypted_hex_stream)
+        if match:
+            six_digit_code = match.group(1)
+
+            rearranged_hex = six_digit_code[4:6] + six_digit_code[2:4] + six_digit_code[0:2]
+    
+            decimal_value = int(rearranged_hex, 16)
+            return decimal_value