+/**
+ * modest_account_protocol_get_from:
+ * @self: a #ModestAccountProtocol
+ * @account_id: a transport account name
+ * @mailbox: a mailbox
+ *
+ * Obtain the From: string for the account and mailbox. Should be used only
+ * with transports with multi mailbox support.
+ *
+ * Returns: a newly allocated string
+ */
+gchar *modest_account_protocol_get_from (ModestAccountProtocol *self,
+ const gchar *account_id,
+ const gchar *mailbox);
+
+/**
+ * modest_account_protocol_get_from_list:
+ * @self: a #ModestAccountProtocol
+ * @account_id: a transport account name
+ *
+ * Obtain a list of pairs (mailbox - From: string) for filling the From picker.
+ *
+ * Returns: a ModestPairList
+ */
+ModestPairList *modest_account_protocol_get_from_list (ModestAccountProtocol *self,
+ const gchar *account_id);
+
+/**
+ * modest_account_protocol_get_signature:
+ * @self: a #ModestAccountProtocol
+ * @account_id: a transport account name
+ * @mailbox: a mailbox
+ *
+ * Obtain the signature string for the account and mailbox. Should be used only
+ * with transports with multi mailbox support.
+ *
+ * Returns: a newly allocated string
+ */
+gchar *modest_account_protocol_get_signature (ModestAccountProtocol *self,
+ const gchar *account_id,
+ const gchar *mailbox,
+ gboolean *has_signature);
+
+/**
+ * modest_account_protocol_get_icon:
+ * @self: a #ModestAccountProtocl
+ * @icon_type: a #ModestAccountProtocolIconType
+ * @object: a #GObject
+ * @icon_size: the icon size to get
+ *
+ * Returns a @self owned #GdkPixbuf with the icon for @icon_type and @object. @object type
+ * should match @icon_type.
+ *
+ * Returns: a #GdkPixbuf (don't free or manipulate this, just copy)
+ */
+const GdkPixbuf * modest_account_protocol_get_icon (ModestAccountProtocol *self, ModestAccountProtocolIconType icon_type,
+ GObject *object, guint icon_size);
+
+/**
+ * modest_account_protocol_get_service_name:
+ * @self: a #ModestAccountProtocol
+ * @account_id: a transport account name
+ * @mailbox: a mailbox
+ *
+ * Obtain the service name string for the account and mailbox.
+ *
+ * Returns: a newly allocated string
+ */
+gchar *modest_account_protocol_get_service_name (ModestAccountProtocol *self,
+ const gchar *account_id,
+ const gchar *mailbox);
+
+/**
+ * modest_account_protocol_get_service_icon:
+ * @self: a #ModestAccountProtocol
+ * @account_id: a transport account name
+ * @mailbox: a mailbox
+ *
+ * Obtain the service icon for the account and mailbox.
+ *
+ * Returns: a protocol owned #GdkPixbuf
+ */
+const GdkPixbuf *modest_account_protocol_get_service_icon (ModestAccountProtocol *self,
+ const gchar *account_id,
+ const gchar *mailbox,
+ guint icon_size);
+
+/**
+ * modest_account_protocol_save_remote_draft:
+ * @self: a #ModestAccountProtocol
+ * @account_id: a transport account_name
+ * @new_msg: the newly created message in local storage.
+ * @old_msg: the old message
+ * @callback: the code that should be executed on finishing the remote message saving
+ * @userdata: a #gpointer
+ *
+ * Saves the just-saved to local draft, into a remote storage.
+ */
+void modest_account_protocol_save_remote_draft (ModestAccountProtocol *self,
+ const gchar *account_id,
+ TnyMsg *new_msg,
+ TnyMsg *old_msg,
+ ModestAccountProtocolSaveRemoteDraftCallback callback,
+ gpointer userdata);
+
+/**
+ * modest_account_protocol_decode_part_to_stream:
+ * @self: a #ModestAccountProtocol
+ * @part: a #TnyMimePart
+ * @stream_uri: a string
+ * @stream: a #TnyStream
+ * @written: a #gssize pointer, with the number of bytes written
+ * @error: a #GError
+ *
+ * This virtual method delegates on the account protocol to decode @part
+ * into @stream. It just allows the provider to decode it as it needs
+ * (i.e. when the original message has a fake attachment, and provider
+ * can return the real attachment).
+ *
+ * The @stream_uri parameter tells the uri of the resource @stream is
+ * wrapping (if known).
+ *
+ * Returns: %TRUE if @protocol does the decode operation, %FALSE if modest
+ * should do it.
+ */
+gboolean
+modest_account_protocol_decode_part_to_stream (ModestAccountProtocol *protocol,
+ TnyMimePart *part,
+ const gchar *stream_uri,
+ TnyStream *stream,
+ gssize *written,
+ GError **error);
+
+/**
+ * modest_account_protocol_decode_part_to_stream_async:
+ * @self: a #ModestAccountProtocol
+ * @part: a #TnyMimePart
+ * @stream_uri: a string
+ * @stream: a #TnyStream
+ *
+ * This virtual method delegates on the account protocol to decode @part
+ * into @stream, but asynchronously.
+ *
+ * The @stream_uri parameter tells the uri of the resource @stream is
+ * wrapping (if known).
+ *
+ * Returns: %TRUE if @protocol does the decode operation (then we shouldn't expect
+ * callback to happen from this call, %FALSE if modest should do it.
+ */
+gboolean modest_account_protocol_decode_part_to_stream_async (ModestAccountProtocol *self,
+ TnyMimePart *part,
+ const gchar *stream_uri,
+ TnyStream *stream,
+ TnyMimePartCallback callback,
+ TnyStatusCallback status_callback,
+ gpointer user_data);
+
+