diff --git a/engine/Mime.cpp b/engine/Mime.cpp
index dda7ad01..5f8d0707 100644
--- a/engine/Mime.cpp
+++ b/engine/Mime.cpp
@@ -321,6 +321,53 @@ MimeBody::~MimeBody()
     DDebug(DebugAll,"MimeBody::~MimeBody() '%s' [%p]",m_type.c_str(),this);
 }
 
+// Find an additional header line by its name
+MimeHeaderLine* MimeBody::findHdr(const char* name, const MimeHeaderLine* start) const
+{
+    ObjList* o = m_headers.skipNull();
+    if (!o)
+	return 0;
+    // Find start point
+    if (start)
+	for (; o; o = o->skipNext())
+	    if (start == o->get()) {
+		o = o->skipNext();
+		break;
+	    }
+    // Find the header
+    for (; o; o = o->skipNext()) {
+	MimeHeaderLine* hdr = static_cast<MimeHeaderLine*>(o->get());
+	if (hdr->name() &= name)
+	    return hdr;
+    }
+    return 0;
+}
+
+// Replace the value of an existing parameter or add a new one
+bool MimeBody::setParam(const char* name, const char* value, const char* header)
+{
+    MimeHeaderLine* hdr = (!(header && *header)) ? &m_type : findHdr(header);
+    if (hdr)
+	hdr->setParam(name,value);
+    return (hdr != 0);
+}
+
+// Remove a header parameter
+bool MimeBody::delParam(const char* name, const char* header)
+{
+    MimeHeaderLine* hdr = (!(header && *header)) ? &m_type : findHdr(header);
+    if (hdr)
+	hdr->delParam(name);
+    return (hdr != 0);
+}
+
+// Get a header parameter
+const NamedString* MimeBody::getParam(const char* name, const char* header) const
+{
+    const MimeHeaderLine* hdr = (!(header && *header)) ? &m_type : findHdr(header);
+    return hdr ? hdr->getParam(name) : 0;
+}
+
 const DataBlock& MimeBody::getBody() const
 {
     if (m_body.null())
diff --git a/yatemime.h b/yatemime.h
index c7942615..016d212b 100644
--- a/yatemime.h
+++ b/yatemime.h
@@ -256,6 +256,42 @@ public:
     inline void removeHdr(MimeHeaderLine* hdr)
 	{ if (hdr) m_headers.remove(hdr); }
 
+    /**
+     * Find an additional header line by its name. The names are compared case insensitive
+     * @param name The name of the header to find
+     * @param start The starting point in the list. 0 to start from the beginning
+     * @return Pointer to MimeHeaderLine or 0 if not found
+     */
+    MimeHeaderLine* findHdr(const char* name, const MimeHeaderLine* start = 0) const;
+
+    /**
+     * Replace the value of an existing parameter or add a new one
+     * @param name Parameter's name
+     * @param value Parameter's value
+     * @param header Header whose parameter will be changed.
+     *  Set to 0 to use the body's content type header
+     * @return False if the header doesn't exist
+     */
+    bool setParam(const char* name, const char* value = 0, const char* header = 0);
+
+    /**
+     * Remove a header parameter
+     * @param name Parameter's name
+     * @param header Header whose parameter will be removed.
+     *  Set to 0 to use the body's content type header
+     * @return False if the header doesn't exist
+     */
+    bool delParam(const char* name, const char* header = 0);
+
+    /**
+     * Get a header parameter
+     * @param name Parameter's name
+     * @param header Header whose parameter will be retrived.
+     *  Set to 0 to use the body's content type header
+     * @return Pointer to the desired parameter or 0 if not found
+     */
+    const NamedString* getParam(const char* name, const char* header = 0) const;
+
     /**
      * Retrive the binary encoding of this MIME body
      * @return Block of binary data