/*---------------------------------------------------------------------------*
  Project:  TwlFirm - OS - include
  File:     systemCall.h

  Copyright 2007 Nintendo.  All rights reserved.

  These coded instructions, statements, and computer programs contain
  proprietary information of Nintendo of America Inc. and/or Nintendo
  Company Ltd., and are protected by Federal copyright law.  They may
  not be disclosed to third parties or copied or duplicated in any form,
  in whole or in part, without the prior written consent of Nintendo.

  $Date:: 2007-09-06$
  $Rev$
  $Author$
 *---------------------------------------------------------------------------*/

#ifndef FIRM_OS_SYSTEMCALL_H_
#define FIRM_OS_SYSTEMCALL_H_

#ifdef __cplusplus
extern "C" {
#endif


#define SVC_ID_PREMASK              0x3f
#define SVC_ID_SHIFT                1

#define SVC_ID_SEMIHOST_ARM         0x12
#define SVC_ID_SEMIHOST_THUMB       0xab


typedef enum
{
    // TWL
    SVC_ID_INIT_SIGN_HEAP = 32,
    SVC_ID_DEC_RSA = 33,
    SVC_ID_DEC_SIGN = 34,
    SVC_ID_DEC_SIGN_DER = 35,
    SVC_ID_SHA1_INIT = 36,
    SVC_ID_SHA1_UPDATE = 37,
    SVC_ID_SHA1_FINAL = 38,
    SVC_ID_CALC_SHA1 = 39,
    SVC_ID_CMP_SHA1 = 40,
    SVC_ID_RAND_SHA1 = 41,
    SVC_ID_LZ8_DEV = 1,
    SVC_ID_LZ16_DEV_IMG = 2,

    // reserve 0x2b for semihosting (0xab & 0x3f == 0x2b)

    // DS compatible
    SVC_ID_SOFT_RESET = 0,

    SVC_ID_WAIT_BY_LOOP = 3,
    SVC_ID_WAIT_INTR = 4,
    SVC_ID_WAIT_VB_INTR = 5,
    SVC_ID_HALT = 6,
    SVC_ID_SLEEP = 7,
    SVC_ID_SND_BIAS = 8,
    SVC_ID_DIV = 9,

    SVC_ID_CPU_SET = 11,
    SVC_ID_CPU_SET_FAST = 12,
    SVC_ID_SQRT = 13,
    SVC_ID_CRC16 = 14,
    SVC_ID_IS_MEMEX = 15,
    SVC_ID_UNPACKBITS_DEV = 16,
    SVC_ID_LZ8 = 17,
    // overlap semihosting ((0x123456>>16) & 0x3f == 0x12)
    SVC_ID_LZ16_DEV = 18,
    SVC_ID_HUFF_DEV = 19,
    SVC_ID_RL8 = 20,
    SVC_ID_RL16_DEV = 21,
    SVC_ID_DF8 = 22,

    SVC_ID_DF16 = 24,

    SVC_ID_SND_SIN = 26,
    SVC_ID_SND_PITCH = 27,
    SVC_ID_SND_VOL = 28,
    SVC_ID_DS_IPL2 = 29,

    SVC_ID_PAUSE_HI = 31
}
OSSvcID;

int SVC_InitSignHeap(
                    int             acmemory_pool[3],
                    void*           heap,
                    unsigned int    length
                    );

int SVC_DecryptoRSA(
                    const void*     acmemory_pool,
                    const void*     pData,
                    unsigned int*   len        // 出力サイズ
                    );

int SVC_DecryptoSign(
                    const void*     acmemory_pool,
                    void*           buffer,     //  出力領域
                    const void*     sgn_ptr,    //  データへのポインタ
                    const void*     key_ptr     //  キーへのポインタ
                    );

int SVC_DecryptoSignDER(
                    const void*     acmemory_pool,
                    void*           buffer,     //  出力領域
                    const void*     sgn_ptr,    //  データへのポインタ
                    const void*     key_ptr     //  キーへのポインタ
                    );

void SVC_SHA1Init( void *c );
void SVC_SHA1Update( void *c, const unsigned char *data, unsigned long len );
void SVC_SHA1GetHash( unsigned char *md, void *c );

int SVC_CalcSHA1(
                    void*         buffer,     //  出力領域
                    const void*   buf,        //  データへのポインタ
                    unsigned int  len         //  データの長さ
                    );

int SVC_CompareSHA1(
                    const void* decedHash,    //  SVC_Decrypto*の出力
                    const void* digest        //  SVC_GetDigestの出力
                    );

int SVC_RandomSHA1(
                    void*           dest_ptr,   // 出力データへのポインタ
                    unsigned int    dest_len,   // 出力データの長さ
                    const void*     src_ptr,    // 入力データへのポインタ
                    unsigned int    src_len     // 入力データの長さ
                    );

int SVC_UncompressLZ8FromDevice( const void* srcp,
                                  void* destp,
                                  const void* paramp,
                                  const MIReadStreamCallbacks *callbacks
                                  );

int SVC_UncompressLZ16FromDeviceIMG( const void* srcp,
                                  void* destp,
                                  const void* paramp,
                                  const MIReadStreamCallbacks *callbacks
                                  );



#ifdef __cplusplus
} /* extern "C" */
#endif

/* FIRM_OS_SYSTEMCALL_H_ */
#endif