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[hac] Fixed bug where data was not serialised completely in AccessControlInfoBinary & AccessControlInfoDescBinary.

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This commit is contained in:
jakcron 2018-09-09 19:59:40 +08:00
parent f21f3f569a
commit b543b73c66
2 changed files with 19 additions and 17 deletions
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17
lib/libhac/source/AccessControlInfoBinary.cpp
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@ -34,14 +34,10 @@ bool nn::hac::AccessControlInfoBinary::operator!=(const AccessControlInfoBinary
void nn::hac::AccessControlInfoBinary::toBytes()
{
if (mFileSystemAccessControl.getBytes().size() == 0)
mFileSystemAccessControl.toBytes();
if (mServiceAccessControl.getBytes().size() == 0)
mServiceAccessControl.toBytes();
if (mKernelCapabilities.getBytes().size() == 0)
mKernelCapabilities.toBytes();
// serialise the sections
mFileSystemAccessControl.toBytes();
mServiceAccessControl.toBytes();
mKernelCapabilities.toBytes();
// determine section layout
struct sLayout {
@ -74,6 +70,11 @@ void nn::hac::AccessControlInfoBinary::toBytes()
hdr->sac.size = sac.size;
hdr->kc.offset = kc.offset;
hdr->kc.size = kc.size;
// write data
memcpy(mRawBinary.data() + fac.offset, mFileSystemAccessControl.getBytes().data(), fac.size);
memcpy(mRawBinary.data() + sac.offset, mServiceAccessControl.getBytes().data(), sac.size);
memcpy(mRawBinary.data() + kc.offset, mKernelCapabilities.getBytes().data(), kc.size);
}
void nn::hac::AccessControlInfoBinary::fromBytes(const byte_t* data, size_t len)

19
lib/libhac/source/AccessControlInfoDescBinary.cpp
View file

@ -38,14 +38,10 @@ bool nn::hac::AccessControlInfoDescBinary::operator!=(const AccessControlInfoDes
void nn::hac::AccessControlInfoDescBinary::toBytes()
{
if (mFileSystemAccessControl.getBytes().size() == 0)
mFileSystemAccessControl.toBytes();
if (mServiceAccessControl.getBytes().size() == 0)
mServiceAccessControl.toBytes();
if (mKernelCapabilities.getBytes().size() == 0)
mKernelCapabilities.toBytes();
// serialise the sections
mFileSystemAccessControl.toBytes();
mServiceAccessControl.toBytes();
mKernelCapabilities.toBytes();
// determine section layout
struct sLayout {
@ -91,6 +87,11 @@ void nn::hac::AccessControlInfoDescBinary::toBytes()
hdr->sac.size = sac.size;
hdr->kc.offset = kc.offset;
hdr->kc.size = kc.size;
// write data
memcpy(mRawBinary.data() + fac.offset, mFileSystemAccessControl.getBytes().data(), fac.size);
memcpy(mRawBinary.data() + sac.offset, mServiceAccessControl.getBytes().data(), sac.size);
memcpy(mRawBinary.data() + kc.offset, mKernelCapabilities.getBytes().data(), kc.size);
}
void nn::hac::AccessControlInfoDescBinary::fromBytes(const byte_t* data, size_t len)
@ -157,7 +158,7 @@ void nn::hac::AccessControlInfoDescBinary::generateSignature(const fnd::rsa::sRs
byte_t hash[fnd::sha::kSha256HashLen];
fnd::sha::Sha256(mRawBinary.data() + fnd::rsa::kRsa2048Size, mRawBinary.size() - fnd::rsa::kRsa2048Size, hash);
if (fnd::rsa::pkcs::rsaSign(key, fnd::sha::HASH_SHA256, hash, mRawBinary.data()) != 0)
if (fnd::rsa::pss::rsaSign(key, fnd::sha::HASH_SHA256, hash, mRawBinary.data()) != 0)
{
throw fnd::Exception(kModuleName, "Failed to sign Access Control Info Desc");
}