From f3506846ad570bbee8f908b76f16de8ccf89928a Mon Sep 17 00:00:00 2001
From: nnhy <nnhy@vip.qq.com>
Date: Fri, 1 Apr 2016 06:17:38 +0000
Subject: [PATCH] =?UTF-8?q?=E9=85=8D=E7=BD=AE=E5=8C=BA=E5=A2=9E=E5=8A=A0Re?=
 =?UTF-8?q?moveAll=EF=BC=8C=E6=94=AF=E6=8C=81=E5=88=A0=E9=99=A4=E6=89=80?=
 =?UTF-8?q?=E6=9C=89=E9=85=8D=E7=BD=AE?=
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---
 Config.cpp | 39 +++++++++++++++++++++++++++++++++++++++
 Config.h   |  2 ++
 2 files changed, 41 insertions(+)

diff --git a/Config.cpp b/Config.cpp
index 24f7ea28..769ec53b 100644
--- a/Config.cpp
+++ b/Config.cpp
@@ -259,6 +259,45 @@ bool Config::Remove(const String& name) const
 	return header.Remove(Device, (uint)cfg);
 }
 
+bool Config::RemoveAll() const
+{
+	TS("Config::RemoveAll");
+
+	/*int count	= 0;
+
+	uint addr	= Address;
+	if(!CheckSignature(Device, addr, false)) return count;
+
+	// 第一个配置块
+    auto cfg = (const ConfigBlock*)addr;
+
+	// 遍历链表，找到同名块
+    while(cfg->Valid())
+    {
+		count++;
+#if CFG_DEBUG
+		debug_printf("Config::RemoveAll %d %s \r\n", count, cfg->Name);
+#endif
+
+		auto next	= cfg->Next();
+
+		// 重新搞一个配置头
+		ConfigBlock header;
+		cfg->CopyTo(Buffer(&header, sizeof(header)));
+		header.Size	= 0;
+		Device.Write(&cfg, Buffer(&Hash, len));
+
+        cfg = next;
+    }*/
+
+#if CFG_DEBUG
+	debug_printf("Config::RemoveAll (0x%08X, %d) \r\n", Address, Size);
+#endif
+
+	ByteArray bs((byte)0xFF, Size);
+	return Device.Write(Address, bs);
+}
+
 // 根据名称更新块
 const void* Config::Set(const String& name, const Buffer& bs) const
 {
diff --git a/Config.h b/Config.h
index 9412eccb..215a1805 100644
--- a/Config.h
+++ b/Config.h
@@ -24,6 +24,8 @@ public:
     const void* New(int size) const;
     // 删除。仅清空名称，并不删除数据区
 	bool Remove(const String& name) const;
+	// 删除所有配置。
+	bool RemoveAll() const;
     // 设置配置数据
     const void* Set(const String& name, const Buffer& bs) const;
 	// 获取配置数据