| 1 | /**************************************************************************** |
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| 2 | * Copyright (c) 2004 Digital Stream Technologies Inc. All Rights Reserved. |
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| 3 | * |
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| 4 | * Module: dsthalca.h |
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| 5 | * Author: Jun-ku Park, hwatk@dstreamtech.com |
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| 6 | * Description: DST HAL [Conditional Access] Platform Independent Includes |
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| 7 | * |
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| 8 | * $Id |
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| 9 | * |
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| 10 | ***************************************************************************/ |
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| 11 | |
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| 12 | #ifndef __DST_HALCA_H__ |
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| 13 | #define __DST_HALCA_H__ |
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| 14 | |
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| 15 | #include "dsthalcommon.h" |
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| 16 | |
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| 17 | typedef enum { |
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| 18 | CaState_UNKNOWN=0, /* Tuner is not initialized. */ |
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| 19 | CaState_INIT, /* Tuner is initialized. */ |
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| 20 | CaState_START, /* Tuner is started. */ |
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| 21 | CaState_STOP, /* Tuner is stopped. */ |
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| 22 | CaState_MAX |
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| 23 | } CaState_t; |
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| 24 | |
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| 25 | typedef enum { |
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| 26 | CaScrMode_DEFAULT=0, |
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| 27 | CaScrMode_ECB=200, |
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| 28 | CaScrMode_CBC, |
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| 29 | CaScrMode_MAX |
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| 30 | } CaScrMode_t; |
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| 31 | |
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| 32 | typedef enum { |
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| 33 | CaScrType_PASSTHROUGH=0, |
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| 34 | CaScrType_3DES=200, |
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| 35 | CaScrType_DES, |
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| 36 | CaScrType_MAX |
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| 37 | } CaScrType_t; |
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| 38 | |
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| 39 | typedef enum { |
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| 40 | CaDescrMode_DEFAULT=0, |
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| 41 | CaDescrMode_ECB=200, |
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| 42 | CaDescrMode_CBC, |
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| 43 | CaDescrMode_MAX |
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| 44 | } CaDescrMode_t; |
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| 45 | |
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| 46 | typedef enum { |
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| 47 | CaDescrType_PASSTHROUGH=0, |
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| 48 | CaDescrType_DVB_CSA=200, |
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| 49 | CaDescrType_3DES, |
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| 50 | CaDescrType_DES, |
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| 51 | CaDescrType_CSS, |
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| 52 | CaDescrType_M2, |
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| 53 | CaDescrType_MAX |
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| 54 | } CaDescrType_t; |
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| 55 | |
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| 56 | typedef enum { |
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| 57 | CaParity_ODD = 1L, |
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| 58 | CaParity_EVEN, |
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| 59 | } CaParity_t; |
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| 60 | |
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| 61 | typedef struct tag_DST_CA |
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| 62 | { |
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| 63 | CaState_t bCurState; |
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| 64 | |
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| 65 | /* Scrambler Attribute */ |
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| 66 | CaScrMode_t ScrMode; |
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| 67 | CaScrType_t ScrType; |
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| 68 | DS_BOOL ScrParityEnable; |
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| 69 | |
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| 70 | /* Descramber Attribute */ |
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| 71 | CaDescrMode_t DescrMode; |
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| 72 | CaDescrType_t DescrType; |
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| 73 | DS_BOOL DescrParityEnable; |
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| 74 | |
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| 75 | /* CA PID Filter */ |
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| 76 | DS_U32 Pid1, Pid2; |
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| 77 | |
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| 78 | /* CA Key */ |
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| 79 | DS_U32 dwEvenKeyHigh; |
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| 80 | DS_U32 dwEvenKeyLow; |
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| 81 | DS_U32 dwOddKeyHigh; |
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| 82 | DS_U32 dwOddKeyLow; |
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| 83 | |
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| 84 | DS_BOOL bStarted; |
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| 85 | } *P_DST_CA, DST_CA; |
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| 86 | |
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| 87 | #ifdef __cplusplus |
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| 88 | extern "C" { |
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| 89 | #endif |
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| 90 | |
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| 91 | DHL_RESULT DHL_CA_Init(void); |
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| 92 | DHL_RESULT DHL_CA_SetScramblingAlgorithm( CaScrMode_t Mode, CaScrType_t Type, DS_BOOL bParityEnable ); |
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| 93 | DHL_RESULT DHL_CA_SetDescramblingAlgorithm( CaDescrMode_t Mode, CaDescrType_t Type, DS_BOOL bParityEnable ); |
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| 94 | DHL_RESULT DHL_CA_Start( DS_U32 Pid1, DS_U32 Pid2, DS_U32 EvenKeyHigh, DS_U32 EvenKeyLow, DS_U32 OddKeyHigh, DS_U32 OddKeyLow ); |
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| 95 | DHL_RESULT DHL_CA_Stop(void); |
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| 96 | DHL_RESULT DHL_CA_Close(void); |
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| 97 | DHL_RESULT DHL_CA_ChangePIDs( DS_U32 Pid1, DS_U32 Pid2 ); |
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| 98 | |
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| 99 | DHL_RESULT DHL_CA_SetMode(CaDescrMode_t mode); |
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| 100 | CaDescrMode_t DHL_CA_GetMode(void); |
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| 101 | DS_BOOL DHL_CA_IsStarted(void); |
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| 102 | |
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| 103 | #ifdef __cplusplus |
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| 104 | } |
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| 105 | #endif |
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| 106 | |
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| 107 | #endif /* __DST_HALCA_H__ */ |
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