include/trustzone/tz_cross/keyblock.h

   1 #ifndef __KEY_BLOCK_H__
   2 #define __KEY_BLOCK_H__
   3
   4 #ifdef __cplusplus
   5 extern "C" {
   6 #endif
   7
   8 typedef enum
   9 {
  10     WIDEVINE_ID = 0,
  11     MARLIN_ID,
  12     HDCP_1X_TX_ID,
  13     HDCP_2X_V1_TX_ID,
  14     HDCP_2X_V1_RX_ID,
  15     HDCP_2X_V2_TX_ID,
  16     HDCP_2X_V2_RX_ID,
  17     PLAYREADY_BGROUPCERT_ID,
  18     PLAYREADY_ZGPRIV_ID,
  19     PLAYREADY_KEYFILE_ID,
  20     DRM_KEY_MAX,
  21     DRM_SP_EKKB = 0xFFFF
  22 }
  23 DRMKeyID;
  24
  25 #define SZ_DRMKEY_ID 4
  26 #define SZ_DRMKEY_TYPE 4
  27 #define SZ_DRMKEY_SIZE 4
  28 #define SZ_DRMKEY_ENC_SIZE 4
  29 #define SZ_DRMKEY_RESERVED 64
  30 #define SZ_DRMKEY_HEADER_SIZE (SZ_DRMKEY_ID+SZ_DRMKEY_TYPE+SZ_DRMKEY_SIZE+SZ_DRMKEY_ENC_SIZE+SZ_DRMKEY_RESERVED)
  31 #define SZ_DRMKEY_SIG 16
  32
  33 //begin of uree using
  34
  35 /*
  36 [in] keyID                        Enum DRMKeyID
  37 [out] oneDrmkeyBlock  encrypt DRMBlock
  38 [out] blockLeng           encrypt DRMBlockLength
  39
  40 return   0: OK,  others: FAIL
  41 */
  42 int get_encrypt_drmkey ( unsigned int keyID, unsigned char **oneDrmkeyBlock, unsigned int *blockLeng );
  43
  44 int get_clearDrmkey_size( unsigned int keyID, unsigned int *leng);
  45
  46 int free_encrypt_drmkey ( unsigned char *oneEncDrmkeyBlock );
  47
  48 int write_kbo_drmkey(DRMKeyID id,unsigned char* enckey,unsigned int length);
  49
  50 int delete_kbo_drmkey(DRMKeyID id);
  51
  52 int install_KB_OTA_API(unsigned char* buff,unsigned int len);
  53
  54 int query_drmkey ( unsigned int *count, unsigned int *keytype );
  55
  56 //end of uree using
  57
  58 //begin for tee using
  59 int encrypt_drmkey(DRMKeyID id,unsigned char* clearKey,unsigned int inLength,
  60                                    unsigned char** encKey,unsigned int* outLength);
  61
  62 #if defined(TRUSONIC_TEE_SUPPORT)
  63 int nw_decrypt_drmkey ( unsigned char *encDrmKeyBlock, unsigned int inLength,
  64                                          unsigned int *outLength, unsigned int *p_decrypt_drmky_buffer_handle);
  65 int nw_free_drmkey ( unsigned int *p_decrypt_drmky_buffer_handle );
  66 #endif
  67
  68 int decrypt_drmkey ( unsigned char *encDrmKeyBlock, unsigned int inLength,
  69                      unsigned char **DrmKey, unsigned int *outLength );
  70
  71 int free_drmkey ( unsigned char *drmkey );
  72
  73 int free_drmkey_safe ( unsigned char *drmkey,int size);
  74
  75 //end for tee using
  76
  77 #ifdef __cplusplus
  78 }
  79 #endif
  80
  81 #endif /* __KEY_BLOCK_H__ */