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34 #include <unordered_map>
35 #include <unordered_set>
36 #include <dispatch/dispatch.h>
38 #include "DyldSharedCache.h"
42 #if BUILDING_CACHE_BUILDER
45 std
::pair
<uint8_t*, struct stat
> cacheLoad(Diagnostics
& diags
, const std
::string path
);
48 std
::pair
<uint8_t*, struct stat
> fill(Diagnostics
& diags
, const std
::string
& path
);
50 std
::unordered_map
<std
::string
, std
::pair
<uint8_t*, struct stat
>> entries
;
51 dispatch_queue_t cache_queue
;
54 extern FileCache fileCache
;
58 // recursively walk all files in a directory tree
59 // symlinks are ignored
60 // dirFilter should return true on directories which should not be recursed into
61 // callback is called on each regular file found with stat() info about the file
63 void iterateDirectoryTree(const std
::string
& pathPrefix
, const std
::string
& path
, bool (^dirFilter
)(const std
::string
& dirPath
),
64 void (^callback
)(const std
::string
& path
, const struct stat
& statBuf
), bool processFiles
=true, bool recurse
=true);
68 // writes the buffer to a temp file, then renames the file to the final path
69 // returns true on success
71 bool safeSave(const void* buffer
, size_t bufferLen
, const std
::string
& path
);
74 const void* mapFileReadOnly(const char* path
, size_t& mappedSize
);
76 bool isProtectedBySIP(const std
::string
& path
);
77 bool isProtectedBySIP(int fd
);
79 bool fileExists(const std
::string
& path
);
81 std
::unordered_map
<std
::string
, uint32_t> parseOrderFile(const std
::string
& orderFileData
);
82 std
::string
loadOrderFile(const std
::string
& orderFilePath
);
84 std
::string
normalize_absolute_file_path(std
::string path
);
85 std
::string
basePath(const std
::string
& path
);
86 std
::string
dirPath(const std
::string
& path
);
87 std
::string
realPath(const std
::string
& path
);
88 std
::string
realFilePath(const std
::string
& path
);
90 std
::string
toolDir();
92 class SymlinkResolver
{
96 void addFile(Diagnostics
& diags
, std
::string path
);
98 void addSymlink(Diagnostics
& diags
, std
::string fromPath
, std
::string toPath
);
100 std
::string
realPath(Diagnostics
& diags
, const std
::string
& path
) const;
102 std
::vector
<DyldSharedCache
::FileAlias
> getResolvedSymlinks(Diagnostics
& diags
);
105 std
::set
<std
::string
> filePaths
;
106 std
::map
<std
::string
, std
::string
> symlinks
;
109 #endif // FileUtils_h