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112 lines
2.9 KiB
C++
112 lines
2.9 KiB
C++
#include <sstream>
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#include <nn/hac/HierarchicalSha256Header.h>
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nn::hac::HierarchicalSha256Header::HierarchicalSha256Header()
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{
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clear();
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}
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nn::hac::HierarchicalSha256Header::HierarchicalSha256Header(const HierarchicalSha256Header & other)
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{
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*this = other;
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}
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void nn::hac::HierarchicalSha256Header::operator=(const HierarchicalSha256Header & other)
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{
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if (other.getBytes().size() != 0)
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{
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fromBytes(other.getBytes().data(), other.getBytes().size());
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}
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else
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{
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mMasterHash = other.mMasterHash;
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mHashBlockSize = other.mHashBlockSize;
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mLayerInfo = other.mLayerInfo;
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}
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}
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bool nn::hac::HierarchicalSha256Header::operator==(const HierarchicalSha256Header & other) const
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{
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return (mMasterHash == other.mMasterHash) \
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&& (mHashBlockSize == other.mHashBlockSize) \
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&& (mLayerInfo == other.mLayerInfo);
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}
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bool nn::hac::HierarchicalSha256Header::operator!=(const HierarchicalSha256Header & other) const
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{
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return !(*this == other);
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}
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void nn::hac::HierarchicalSha256Header::toBytes()
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{
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throw fnd::Exception(kModuleName, "exportBinary() not implemented");
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}
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void nn::hac::HierarchicalSha256Header::fromBytes(const byte_t* data, size_t len)
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{
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std::stringstream error_str;
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if (len < sizeof(nn::hac::sHierarchicalSha256Header))
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{
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throw fnd::Exception(kModuleName, "Header too small");
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}
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const nn::hac::sHierarchicalSha256Header* hdr = (const nn::hac::sHierarchicalSha256Header*)data;
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if (hdr->layer_num.get() != nn::hac::hierarchicalsha256::kDefaultLayerNum)
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{
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error_str.clear();
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error_str << "Invalid layer count. ";
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error_str << "(actual=" << std::dec << hdr->layer_num.get() << ", expected=" << nn::hac::hierarchicalsha256::kDefaultLayerNum << ")";
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throw fnd::Exception(kModuleName, error_str.str());
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}
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mMasterHash = hdr->master_hash;
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mHashBlockSize = hdr->hash_block_size.get();
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for (size_t i = 0; i < hdr->layer_num.get(); i++)
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{
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mLayerInfo.addElement({hdr->layer[i].offset.get(), hdr->layer[i].size.get()});
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}
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}
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const fnd::Vec<byte_t>& nn::hac::HierarchicalSha256Header::getBytes() const
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{
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return mRawBinary;
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}
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void nn::hac::HierarchicalSha256Header::clear()
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{
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memset(mMasterHash.bytes, 0, sizeof(crypto::sha::sSha256Hash));
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mHashBlockSize = 0;
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mLayerInfo.clear();
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}
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const crypto::sha::sSha256Hash & nn::hac::HierarchicalSha256Header::getMasterHash() const
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{
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return mMasterHash;
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}
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void nn::hac::HierarchicalSha256Header::setMasterHash(const crypto::sha::sSha256Hash & master_hash)
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{
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mMasterHash = master_hash;
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}
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size_t nn::hac::HierarchicalSha256Header::getHashBlockSize() const
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{
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return mHashBlockSize;
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}
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void nn::hac::HierarchicalSha256Header::setHashBlockSize(size_t hash_block_size)
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{
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mHashBlockSize = hash_block_size;
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}
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const fnd::List<nn::hac::HierarchicalSha256Header::sLayer>& nn::hac::HierarchicalSha256Header::getLayerInfo() const
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{
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return mLayerInfo;
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}
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void nn::hac::HierarchicalSha256Header::setLayerInfo(const fnd::List<sLayer>& layer_info)
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{
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mLayerInfo = layer_info;
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} |