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Code Issues Releases Activity

add hash size validation

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This commit is contained in:
jimzrt 2019-10-07 20:11:18 +02:00
parent e81b1e62c7
commit e7a4f341d9
1 changed files with 31 additions and 11 deletions
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40
source/incognito/incognito.c
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@ -662,38 +662,58 @@ out:
return result;
}
u32 certSize()
s32 getClientCertSize()
{
u32 buffer;
readData((u8 *)&buffer, 0x0AD0, sizeof(buffer), NULL);
s32 buffer;
if(!RETRY(readData((u8 *)&buffer, 0x0AD0, sizeof(buffer), NULL))){
return -1;
}
return buffer;
}
u32 calibrationDataSize()
s32 getCalibrationDataSize()
{
u32 buffer;
readData((u8 *)&buffer, 0x08, sizeof(buffer), NULL);
s32 buffer;
if(!RETRY(readData((u8 *)&buffer, 0x08, sizeof(buffer), NULL))){
return -1;
}
return buffer;
}
bool writeCal0Hash()
{
return writeHash(0x20, 0x40, calibrationDataSize());
s32 calibrationSize = getCalibrationDataSize();
if(calibrationSize == -1)
return false;
return writeHash(0x20, 0x40, calibrationSize);
}
bool writeClientCertHash()
{
return writeHash(0x12E0, 0xAE0, certSize());
s32 certSize = getClientCertSize();
if(certSize == -1)
return false;
return writeHash(0x12E0, 0xAE0, certSize);
}
bool verifyCal0Hash(u8 *blob)
{
return verifyHash(0x20, 0x40, calibrationDataSize(), blob);
s32 calibrationSize = getCalibrationDataSize();
if(calibrationSize == -1)
return false;
return verifyHash(0x20, 0x40, calibrationSize, blob);
}
bool verifyClientCertHash(u8 *blob)
{
return verifyHash(0x12E0, 0xAE0, certSize(), blob);
s32 certSize = getClientCertSize();
if(certSize == -1)
return false;
return verifyHash(0x12E0, 0xAE0, certSize, blob);
}
bool verifyProdinfo(u8 *blob)