diff --git a/lib/libtriple/Makefile.am b/lib/libtriple/Makefile.am
index 5d98bf2db..6c436a258 100644
--- a/lib/libtriple/Makefile.am
+++ b/lib/libtriple/Makefile.am
@@ -13,6 +13,7 @@ AM_CPPFLAGS = -fno-rtti -fno-exceptions
 libtriple_a_SOURCES = \
 	lt_debug.cpp \
 	dmx_td.cpp \
+	ca.cpp \
 	video_td.cpp \
 	audio_td.cpp \
 	init_td.cpp \
diff --git a/lib/libtriple/ca.cpp b/lib/libtriple/ca.cpp
new file mode 100644
index 000000000..f8d1bade6
--- /dev/null
+++ b/lib/libtriple/ca.cpp
@@ -0,0 +1,110 @@
+#include <stdio.h>
+
+#include "ca.h"
+#include "lt_debug.h"
+
+static const char *FILENAME = "ca.cpp";
+
+static cCA *inst = NULL;
+
+/* those are all dummies for now.. */
+cCA::cCA(void)
+{
+	lt_debug("%s:%s\n", FILENAME, __FUNCTION__);
+}
+
+cCA::~cCA()
+{
+	lt_debug("%s:%s\n", FILENAME, __FUNCTION__);
+}
+
+cCA *cCA::GetInstance()
+{
+	lt_debug("%s:%s\n", FILENAME, __FUNCTION__);
+	if (inst == NULL)
+		inst = new cCA();
+
+	return inst;
+}
+
+void cCA::MenuEnter(enum CA_SLOT_TYPE, uint32_t p)
+{
+	lt_debug("%s:%s param:%d\n", FILENAME, __FUNCTION__, (int)p);
+}
+
+void cCA::MenuAnswer(enum CA_SLOT_TYPE, uint32_t p, uint32_t /*choice*/)
+{
+	lt_debug("%s:%s param:%d\n", FILENAME, __FUNCTION__, (int)p);
+}
+
+void cCA::InputAnswer(enum CA_SLOT_TYPE, uint32_t p, uint8_t * /*Data*/, int /*Len*/)
+{
+	lt_debug("%s:%s param:%d\n", FILENAME, __FUNCTION__, (int)p);
+}
+
+void cCA::MenuClose(enum CA_SLOT_TYPE, uint32_t p)
+{
+	lt_debug("%s:%s param:%d\n", FILENAME, __FUNCTION__, (int)p);
+}
+
+uint32_t cCA::GetNumberCISlots(void)
+{
+	lt_debug("%s:%s\n", FILENAME, __FUNCTION__);
+	return 0;
+}
+
+uint32_t cCA::GetNumberSmartCardSlots(void)
+{
+	lt_debug("%s:%s\n", FILENAME, __FUNCTION__);
+	return 0;
+}
+
+void cCA::ModuleName(enum CA_SLOT_TYPE, uint32_t p, char * /*Name*/)
+{
+	/* TODO: waht to do with *Name? */
+	lt_debug("%s:%s param:%d\n", FILENAME, __FUNCTION__, (int)p);
+}
+
+bool cCA::ModulePresent(enum CA_SLOT_TYPE, uint32_t p)
+{
+	lt_debug("%s:%s param:%d\n", FILENAME, __FUNCTION__, (int)p);
+	return false;
+}
+
+void cCA::ModuleReset(enum CA_SLOT_TYPE, uint32_t p)
+{
+	lt_debug("%s:%s param:%d\n", FILENAME, __FUNCTION__, (int)p);
+}
+
+bool cCA::SendPMT(int, unsigned char *, int, CA_SLOT_TYPE)
+{
+	lt_debug("%s:%s\n", FILENAME, __FUNCTION__);
+	return true;
+}
+
+bool cCA::SendMessage(const CA_MESSAGE *)
+{
+	lt_debug("%s:%s\n", FILENAME, __FUNCTION__);
+	return true;
+}
+
+bool cCA::Start(void)
+{
+	lt_debug("%s:%s\n", FILENAME, __FUNCTION__);
+	return true;
+}
+
+void cCA::Stop(void)
+{
+	lt_debug("%s:%s\n", FILENAME, __FUNCTION__);
+}
+
+void cCA::Ready(bool p)
+{
+	lt_debug("%s:%s param:%d\n", FILENAME, __FUNCTION__, (int)p);
+}
+
+void cCA::SetInitMask(enum CA_INIT_MASK p)
+{
+	lt_debug("%s:%s param:%d\n", FILENAME, __FUNCTION__, (int)p);
+}
diff --git a/lib/libtriple/ca.h b/lib/libtriple/ca.h
new file mode 100644
index 000000000..8a29e5604
--- /dev/null
+++ b/lib/libtriple/ca.h
@@ -0,0 +1,97 @@
+/*
+ * dummy functions to implement ca_cs.h interface
+ */
+#ifndef __CA_LIBTRIPLE_H_
+#define __CA_LIBTRIPLE_H_
+
+#include <stdint.h>
+/* used in cam_menu.cpp */
+typedef uint32_t u32;
+
+enum CA_INIT_MASK {
+	CA_INIT_SC	= 1,
+	CA_INIT_CI,
+	CA_INIT_BOTH
+};
+
+enum CA_SLOT_TYPE {
+	CA_SLOT_TYPE_SMARTCARD,
+	CA_SLOT_TYPE_CI,
+	CA_SLOT_TYPE_ALL,
+};
+
+enum CA_MESSAGE_FLAGS {
+	CA_MESSAGE_EMPTY		= (1 << 0),
+	CA_MESSAGE_HAS_PARAM1_DATA	= (1 << 1), // Free after use!
+	CA_MESSAGE_HAS_PARAM1_INT	= (1 << 2),
+	CA_MESSAGE_HAS_PARAM1_PTR	= (1 << 3),
+	CA_MESSAGE_HAS_PARAM2_INT	= (1 << 4),
+	CA_MESSAGE_HAS_PARAM2_PTR	= (1 << 5),
+	CA_MESSAGE_HAS_PARAM2_DATA	= (1 << 6),
+	CA_MESSAGE_HAS_PARAM3_DATA	= (1 << 7), // Free after use!
+	CA_MESSAGE_HAS_PARAM3_INT	= (1 << 8),
+	CA_MESSAGE_HAS_PARAM3_PTR	= (1 << 9),
+	CA_MESSAGE_HAS_PARAM4_INT	= (1 << 10),
+	CA_MESSAGE_HAS_PARAM4_PTR	= (1 << 11),
+	CA_MESSAGE_HAS_PARAM4_DATA	= (1 << 12),
+	CA_MESSAGE_HAS_PARAM_LONG	= (1 << 13),
+};
+
+enum CA_MESSAGE_MSGID {
+	CA_MESSAGE_MSG_INSERTED,
+	CA_MESSAGE_MSG_REMOVED,
+	CA_MESSAGE_MSG_INIT_OK,
+	CA_MESSAGE_MSG_INIT_FAILED,
+	CA_MESSAGE_MSG_MMI_MENU,
+	CA_MESSAGE_MSG_MMI_MENU_ENTER,
+	CA_MESSAGE_MSG_MMI_MENU_ANSWER,
+	CA_MESSAGE_MSG_MMI_LIST,
+	CA_MESSAGE_MSG_MMI_TEXT,
+	CA_MESSAGE_MSG_MMI_REQ_INPUT,
+	CA_MESSAGE_MSG_MMI_CLOSE,
+	CA_MESSAGE_MSG_INTERNAL,
+	CA_MESSAGE_MSG_PMT_ARRIVED,
+	CA_MESSAGE_MSG_CAT_ARRIVED,
+	CA_MESSAGE_MSG_ECM_ARRIVED,
+	CA_MESSAGE_MSG_EMM_ARRIVED,
+	CA_MESSAGE_MSG_CHANNEL_CHANGE,
+	CA_MESSAGE_MSG_EXIT,
+};
+
+typedef struct CA_MESSAGE {
+	uint32_t MsgId;
+	enum CA_SLOT_TYPE SlotType;
+	int Slot;
+	uint32_t Flags;
+	union {
+		uint8_t *Data[4];
+		uint32_t Param[4];
+		void *Ptr[4];
+		uint64_t ParamLong;
+	} Msg;
+} CA_MESSAGE;
+
+class cCA {
+private:
+	cCA(void);
+public:
+	uint32_t GetNumberCISlots(void);
+	uint32_t GetNumberSmartCardSlots(void);
+	static cCA *GetInstance(void);
+	bool SendPMT(int Unit, unsigned char *Data, int Len, CA_SLOT_TYPE SlotType = CA_SLOT_TYPE_ALL);
+	bool SendMessage(const CA_MESSAGE *Msg);
+	void SetInitMask(enum CA_INIT_MASK InitMask);
+	bool Start(void);
+	void Stop(void);
+	void Ready(bool Set);
+	void ModuleReset(enum CA_SLOT_TYPE, uint32_t Slot);
+	bool ModulePresent(enum CA_SLOT_TYPE, uint32_t Slot);
+	void ModuleName(enum CA_SLOT_TYPE, uint32_t Slot, char *Name);
+	void MenuEnter(enum CA_SLOT_TYPE, uint32_t Slot);
+	void MenuAnswer(enum CA_SLOT_TYPE, uint32_t Slot, uint32_t choice);
+	void InputAnswer(enum CA_SLOT_TYPE, uint32_t Slot, uint8_t * Data, int Len);
+	void MenuClose(enum CA_SLOT_TYPE, uint32_t Slot);
+	virtual ~cCA();
+};
+
+#endif // __CA_LIBTRIPLE_H_
diff --git a/lib/libtriple/ca_cs.h b/lib/libtriple/ca_cs.h
new file mode 100644
index 000000000..dae70d6f1
--- /dev/null
+++ b/lib/libtriple/ca_cs.h
@@ -0,0 +1 @@
+#include "ca.h"
diff --git a/lib/libtriple/mmi.h b/lib/libtriple/mmi.h
new file mode 100644
index 000000000..76ff99279
--- /dev/null
+++ b/lib/libtriple/mmi.h
@@ -0,0 +1,23 @@
+#ifndef __MMI_H_
+#define __MMI_H_
+
+#define MAX_MMI_ITEMS			40
+#define MAX_MMI_TEXT_LEN		255
+#define MAX_MMI_CHOICE_TEXT_LEN		255
+
+typedef struct {
+	int choice_nb;
+	char title[MAX_MMI_TEXT_LEN];
+	char subtitle[MAX_MMI_TEXT_LEN];
+	char bottom[MAX_MMI_TEXT_LEN];
+	char choice_item[MAX_MMI_ITEMS][MAX_MMI_CHOICE_TEXT_LEN];
+} MMI_MENU_LIST_INFO;
+
+typedef struct {
+	int blind;
+	int answerlen;
+	char enguiryText[MAX_MMI_TEXT_LEN];
+} MMI_ENGUIRY_INFO;
+
+#endif // __MMI_H_
+