Loader: Implement encryption check
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@ -71,6 +71,7 @@ enum class ResultStatus {
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ErrorNotUsed,
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ErrorAlreadyLoaded,
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ErrorMemoryAllocationFailed,
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ErrorEncrypted,
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};
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static inline u32 MakeMagic(char a, char b, char c, char d) {
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@ -266,6 +266,11 @@ ResultStatus AppLoader_NCCH::Load() {
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LOG_DEBUG(Loader, "Thread priority: 0x%X" , priority);
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LOG_DEBUG(Loader, "Resource limit category: %d" , resource_limit_category);
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if (exheader_header.arm11_system_local_caps.program_id != ncch_header.program_id) {
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LOG_ERROR(Loader, "ExHeader Program ID mismatch: the ROM is probably encrypted.");
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return ResultStatus::ErrorEncrypted;
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}
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// Read ExeFS...
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exefs_offset = ncch_header.exefs_offset * kBlockSize;
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@ -23,7 +23,7 @@ struct NCCH_Header {
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u16 maker_code;
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u16 version;
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u8 reserved_0[4];
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u8 program_id[8];
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u64_le program_id;
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u8 reserved_1[0x10];
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u8 logo_region_hash[0x20];
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u8 product_code[0x10];
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@ -109,7 +109,7 @@ struct ExHeader_StorageInfo {
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};
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struct ExHeader_ARM11_SystemLocalCaps {
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u8 program_id[8];
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u64_le program_id;
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u32 core_version;
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u8 reserved_flags[2];
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union {
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