4 files changed, 44 insertions, 0 deletions
diff --git a/src/modules.cpp b/src/modules.cpp
index 68859b627..2b5a07296 100644
--- a/src/modules.cpp
+++ b/src/modules.cpp
@@ -249,6 +249,39 @@ Module* InspIRCd::FindFeature(const std::string &FeatureName)
 	return iter->second;
 }
 
+bool InspIRCd::PublishInterface(const std::string &InterfaceName, Module* Mod)
+{
+	Interfaces[InterfaceName].push_back(Mod);
+	return true;
+}
+
+bool InspIRCd::UnpublishInterface(const std::string &InterfaceName, Module* Mod)
+{
+	interfacelist::iterator iter = Interfaces.find(InterfaceName);
+
+	if (iter == Interfaces.end())
+		return false;
+
+	for (modulelist::iterator x = iter->second.begin(); x != iter->second.end(); x++)
+	{
+		if (*x == Mod)
+		{
+			iter->second.erase(x);
+			return true;
+		}
+	}
+	return false;
+}
+
+modulelist* InspIRCd::FindInterface(const std::string &InterfaceName)
+{
+	interfacelist::iterator iter = Interfaces.find(InterfaceName);
+	if (iter == Interfaces.end())
+		return NULL;
+	else
+		return &(iter->second);
+}
+
 const std::string& InspIRCd::GetModuleName(Module* m)
 {
 	static std::string nothing = ""; /* Prevent compiler warning */
diff --git a/src/modules/m_md5.cpp b/src/modules/m_md5.cpp
index f8ccda26b..a42ccbb7e 100644
--- a/src/modules/m_md5.cpp
+++ b/src/modules/m_md5.cpp
@@ -278,10 +278,12 @@ class ModuleMD5 : public Module
 	ModuleMD5(InspIRCd* Me)
 		: Module::Module(Me), key(NULL), chars(NULL)
 	{
+		ServerInstance->PublishInterface("HashRequest", this);
 	}
 	
 	virtual ~ModuleMD5()
 	{
+		ServerInstance->UnpublishInterface("HashRequest", this);
 	}
 
 	void Implements(char* List)
diff --git a/src/modules/m_oper_hash.cpp b/src/modules/m_oper_hash.cpp
index de6b3f993..be948b445 100644
--- a/src/modules/m_oper_hash.cpp
+++ b/src/modules/m_oper_hash.cpp
@@ -97,6 +97,13 @@ class ModuleOperHash : public Module
 		Conf = NULL;
 		OnRehash("");
 
+		modulelist* ml = ServerInstance->FindInterface("HashRequest");
+
+		if (ml)
+		{
+			ServerInstance->Log(DEBUG, "Found interface 'HashRequest' containing %d modules", ml->size());
+		}
+
 		/* Try to find the md5 service provider, bail if it can't be found */
 		MD5Provider = ServerInstance->FindModule("m_md5.so");
 		if (MD5Provider)
diff --git a/src/modules/m_sha256.cpp b/src/modules/m_sha256.cpp
index 07bcab3ae..c5df2aad3 100644
--- a/src/modules/m_sha256.cpp
+++ b/src/modules/m_sha256.cpp
@@ -249,10 +249,12 @@ class ModuleSHA256 : public Module
 
 	ModuleSHA256(InspIRCd* Me) : Module::Module(Me), key(NULL), chars(NULL)
 	{
+		ServerInstance->PublishInterface("HashRequest", this);
 	}
 
 	virtual ~ModuleSHA256()
 	{
+		ServerInstance->UnpublishInterface("HashRequest", this);
 	}
 
 	void Implements(char *List)