From 35e72a1620ae68daf29f740e6371fce2f9e26d50 Mon Sep 17 00:00:00 2001
From: Warmlight <344053630@qq.com>
Date: Mon, 30 Dec 2024 23:10:51 +0800
Subject: [PATCH] =?UTF-8?q?=E6=8C=87=E7=BA=B9=E8=AF=86=E5=88=AB=E4=B8=8Esq?=
 =?UTF-8?q?lite=E6=95=B0=E6=8D=AE=E5=BA=93=E6=A3=80=E6=B5=8B?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../plugins/dbms/sqlite/fingerprint.py            | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/sqlmap-master/plugins/dbms/sqlite/fingerprint.py b/src/sqlmap-master/plugins/dbms/sqlite/fingerprint.py
index 5f32b4f..4f4b4ec 100644
--- a/src/sqlmap-master/plugins/dbms/sqlite/fingerprint.py
+++ b/src/sqlmap-master/plugins/dbms/sqlite/fingerprint.py
@@ -17,17 +17,23 @@ from lib.core.settings import SQLITE_ALIASES
 from lib.request import inject
 from plugins.generic.fingerprint import Fingerprint as GenericFingerprint
 
+# 该插件用于检测sqlite数据库，通过执行一些常用函数来判断数据库类型，并获取数据库版本信息，最后返回检测结果。 
+# 通过执行SQLITE_VERSION()函数来判断数据库类型，获取数据库版本信息，检测数据库是否存在。
+
 class Fingerprint(GenericFingerprint):
     def __init__(self):
+        # 初始化父类Fingerprint，对象的数据库管理系统类型设置为SQLite
         GenericFingerprint.__init__(self, DBMS.SQLITE)
 
     def getFingerprint(self):
         value = ""
+        # 获取Web服务器的操作系统指纹
         wsOsFp = Format.getOs("web server", kb.headersFp)
 
         if wsOsFp:
             value += "%s\n" % wsOsFp
 
+        # 获取数据库服务器的操作系统指纹
         if kb.data.banner:
             dbmsOsFp = Format.getOs("back-end DBMS", kb.bannerFp)
 
@@ -36,14 +42,17 @@ class Fingerprint(GenericFingerprint):
 
         value += "back-end DBMS: "
 
+        # 如果不是详尽指纹模式，直接返回DBMS类型
         if not conf.extensiveFp:
             value += DBMS.SQLITE
             return value
 
+        # 获取当前活动的数据库管理系统信息
         actVer = Format.getDbms()
         blank = " " * 15
         value += "active fingerprint: %s" % actVer
 
+        # 如果有数据库版本信息的指纹，则进行处理
         if kb.bannerFp:
             banVer = kb.bannerFp.get("dbmsVersion")
 
@@ -51,6 +60,7 @@ class Fingerprint(GenericFingerprint):
                 banVer = Format.getDbms([banVer])
                 value += "\n%sbanner parsing fingerprint: %s" % (blank, banVer)
 
+        # 获取HTML错误消息中的指纹
         htmlErrorFp = Format.getErrorParsedDBMSes()
 
         if htmlErrorFp:
@@ -66,6 +76,7 @@ class Fingerprint(GenericFingerprint):
         * http://www.sqlite.org/cvstrac/wiki?p=LoadableExtensions
         """
 
+        # 如果不是详尽指纹模式并且数据库管理系统在已知的SQLite别名之中
         if not conf.extensiveFp and Backend.isDbmsWithin(SQLITE_ALIASES):
             setDbms(DBMS.SQLITE)
 
@@ -76,12 +87,14 @@ class Fingerprint(GenericFingerprint):
         infoMsg = "testing %s" % DBMS.SQLITE
         logger.info(infoMsg)
 
+        # 检查布尔表达式，验证是否为SQLite
         result = inject.checkBooleanExpression("LAST_INSERT_ROWID()=LAST_INSERT_ROWID()")
 
         if result:
             infoMsg = "confirming %s" % DBMS.SQLITE
             logger.info(infoMsg)
 
+            # 进一步确认数据库版本
             result = inject.checkBooleanExpression("SQLITE_VERSION()=SQLITE_VERSION()")
 
             if not result:
@@ -93,6 +106,7 @@ class Fingerprint(GenericFingerprint):
                 infoMsg = "actively fingerprinting %s" % DBMS.SQLITE
                 logger.info(infoMsg)
 
+                # 依据RANDOMBLOB函数确定SQLite版本
                 result = inject.checkBooleanExpression("RANDOMBLOB(-1)>0")
                 version = '3' if result else '2'
                 Backend.setVersion(version)
@@ -109,4 +123,5 @@ class Fingerprint(GenericFingerprint):
             return False
 
     def forceDbmsEnum(self):
+        # 强制数据库管理系统枚举，设置数据库名称
         conf.db = "%s%s" % (DBMS.SQLITE, METADB_SUFFIX)