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registered_cache: Deduplicate results of ListEntry and ListEntryFilter

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Prevents a Entry from appearing in the list twice if the user has it installed in two places (e.g. User NAND and SDMC)
This commit is contained in:
Zach Hilman
2018-10-17 14:04:18 -04:00
parent 780c21ab2d
commit 59044862a9
2 changed files with 16 additions and 2 deletions
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7
src/core/file_sys/registered_cache.h
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@ -50,6 +50,9 @@ constexpr u64 GetUpdateTitleID(u64 base_title_id) {
// boost flat_map requires operator< for O(log(n)) lookups.
bool operator<(const RegisteredCacheEntry& lhs, const RegisteredCacheEntry& rhs);
// std unique requires operator== to identify duplicates.
bool operator==(const RegisteredCacheEntry& lhs, const RegisteredCacheEntry& rhs);
/*
* A class that catalogues NCAs in the registered directory structure.
* Nintendo's registered format follows this structure:
@ -60,8 +63,8 @@ bool operator<(const RegisteredCacheEntry& lhs, const RegisteredCacheEntry& rhs)
* | 00
* | 01 <- Actual content split along 4GB boundaries. (optional)
*
* (This impl also supports substituting the nca dir for an nca file, as that's more convenient when
* 4GB splitting can be ignored.)
* (This impl also supports substituting the nca dir for an nca file, as that's more convenient
* when 4GB splitting can be ignored.)
*/
class RegisteredCache {
friend class RegisteredCacheUnion;