修改win

src/sqlmap-master/thirdparty/wininetpton/win_inet_pton.py

@@ -8,14 +8,15 @@ import socket
 import ctypes
 import os
 
-
+# 定义一个结构体，用于存储socket地址信息
 class sockaddr(ctypes.Structure):
-    _fields_ = [("sa_family", ctypes.c_short),
+    _fields_ = [("sa_family", ctypes.c_short),   # 地址族（例如AF_INET或AF_INET6）
-                ("__pad1", ctypes.c_ushort),
+                ("__pad1", ctypes.c_ushort),     # 填充字段
-                ("ipv4_addr", ctypes.c_byte * 4),
+                ("ipv4_addr", ctypes.c_byte * 4), # IPv4地址（4个字节）
-                ("ipv6_addr", ctypes.c_byte * 16),
+                ("ipv6_addr", ctypes.c_byte * 16),# IPv6地址（16个字节）
-                ("__pad2", ctypes.c_ulong)]
+                ("__pad2", ctypes.c_ulong)]     # 填充字段
 
+# 根据操作系统的不同，导入不同的库
 if hasattr(ctypes, 'windll'):
     WSAStringToAddressA = ctypes.windll.ws2_32.WSAStringToAddressA
     WSAAddressToStringA = ctypes.windll.ws2_32.WSAAddressToStringA
@@ -27,12 +28,13 @@ else:
     WSAStringToAddressA = not_windows
     WSAAddressToStringA = not_windows
 
-
+# inet_pton函数：将IP字符串转换为二进制格式
 def inet_pton(address_family, ip_string):
-    addr = sockaddr()
+    addr = sockaddr()  # 创建sockaddr实例
-    addr.sa_family = address_family
+    addr.sa_family = address_family  # 设置地址族
-    addr_size = ctypes.c_int(ctypes.sizeof(addr))
+    addr_size = ctypes.c_int(ctypes.sizeof(addr))  # 获取地址结构体大小
 
+    # 使用WSAStringToAddressA函数将IP字符串转换为地址结构体
     if WSAStringToAddressA(
             ip_string,
             address_family,
@@ -42,6 +44,7 @@ def inet_pton(address_family, ip_string):
     ) != 0:
         raise socket.error(ctypes.FormatError())
 
+    # 根据地址族返回对应的二进制IP地址
     if address_family == socket.AF_INET:
         return ctypes.string_at(addr.ipv4_addr, 4)
     if address_family == socket.AF_INET6:
@@ -49,14 +52,15 @@ def inet_pton(address_family, ip_string):
 
     raise socket.error('unknown address family')
 
-
+# inet_ntop函数：将二进制格式的IP地址转换为字符串
 def inet_ntop(address_family, packed_ip):
-    addr = sockaddr()
+    addr = sockaddr()  # 创建sockaddr实例
-    addr.sa_family = address_family
+    addr.sa_family = address_family  # 设置地址族
-    addr_size = ctypes.c_int(ctypes.sizeof(addr))
+    addr_size = ctypes.c_int(ctypes.sizeof(addr))  # 获取地址结构体大小
-    ip_string = ctypes.create_string_buffer(128)
+    ip_string = ctypes.create_string_buffer(128)  # 创建字符串缓冲区
-    ip_string_size = ctypes.c_int(ctypes.sizeof(ip_string))
+    ip_string_size = ctypes.c_int(ctypes.sizeof(ip_string))  # 获取字符串缓冲区大小
 
+    # 根据地址族将二进制IP地址复制到地址结构体中
     if address_family == socket.AF_INET:
         if len(packed_ip) != ctypes.sizeof(addr.ipv4_addr):
             raise socket.error('packed IP wrong length for inet_ntoa')
@@ -68,6 +72,7 @@ def inet_ntop(address_family, packed_ip):
     else:
         raise socket.error('unknown address family')
 
+    # 使用WSAAddressToStringA函数将地址结构体转换为IP字符串
     if WSAAddressToStringA(
             ctypes.byref(addr),
             addr_size,
@@ -77,9 +82,10 @@ def inet_ntop(address_family, packed_ip):
     ) != 0:
         raise socket.error(ctypes.FormatError())
 
+    # 返回IP字符串
     return ip_string[:ip_string_size.value - 1]
 
-# Adding our two functions to the socket library
+# 如果当前操作系统是Windows，将自定义的inet_pton和inet_ntop函数添加到socket库中
 if os.name == 'nt':
     socket.inet_pton = inet_pton
     socket.inet_ntop = inet_ntop