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AES処理の修正、TODO（緊急）追加

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git-svn-id: file:///Users/lillianskinner/Downloads/platinum/twl/TwlIPL/trunk@1335 b08762b0-b915-fc4b-9d8c-17b2551a87ff
This commit is contained in:
yoshida_teruhisa 2008-05-14 02:44:34 +00:00
parent 7f3214219e
commit 4b05614231
1 changed files with 4 additions and 1 deletions
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5
build/libraries_sysmenu/sysmenu/common/src/decodeAES.c
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@ -127,6 +127,7 @@ BOOL SYSM_InitDecryptAESRegion_W( ROM_Header_Short *hs )
// Workに暗号化領域情報を格納 // Workに暗号化領域情報を格納
s_Addr_AESregion[m] = region_addr[m]; s_Addr_AESregion[m] = region_addr[m];
s_Size_AESregion[m] = region_size[m]; s_Size_AESregion[m] = region_size[m];
// [TODO:緊急]AES領域がカードのセキュア領域に被った場合の処理
} }
if(region_addr[0] == NULL && region_addr[1] == NULL) if(region_addr[0] == NULL && region_addr[1] == NULL)
@ -296,6 +297,8 @@ void SYSM_StartDecryptAESRegion( ROM_Header_Short *hs )
// Workに暗号化領域情報を格納 // Workに暗号化領域情報を格納
SYSMi_GetWork()->addr_AESregion[m] = region_addr[m]; SYSMi_GetWork()->addr_AESregion[m] = region_addr[m];
SYSMi_GetWork()->size_AESregion[m] = region_size[m]; SYSMi_GetWork()->size_AESregion[m] = region_size[m];
// [TODO:緊急]AES領域がカードのセキュア領域に被った場合の処理
} }
if(region_addr[0] == NULL && region_addr[1] == NULL) if(region_addr[0] == NULL && region_addr[1] == NULL)
@ -395,7 +398,7 @@ static void SYSMi_DecryptAESRegion_sub( int target )
MI_CpuCopy8( SYSMi_GetWork()->counterAES[target], &aesCounter, AES_BLOCK_SIZE ); MI_CpuCopy8( SYSMi_GetWork()->counterAES[target], &aesCounter, AES_BLOCK_SIZE );
// 鍵ロードして暗号化領域の復号開始 // 鍵ロードして暗号化領域の復号開始
ReplaceWithAes( SYSMi_GetWork()->addr_AESregion[target], SYSMi_GetWork()->size_AESregion[target] ); ReplaceWithAes( SYSMi_GetWork()->addr_AESregion[target], MATH_ROUNDUP( SYSMi_GetWork()->size_AESregion[target] ,32 ) );
// OS_TPrintf( "SYSMi_DecryptAESRegion_sub(arm7):target:%d addr:0x%0.8x size:0x%x\n",target+1, SYSMi_GetWork()->addr_AESregion[target], SYSMi_GetWork()->size_AESregion[target] ); // OS_TPrintf( "SYSMi_DecryptAESRegion_sub(arm7):target:%d addr:0x%0.8x size:0x%x\n",target+1, SYSMi_GetWork()->addr_AESregion[target], SYSMi_GetWork()->size_AESregion[target] );
} }