diff options
Diffstat (limited to 'core/io/file_access_pack.h')
-rw-r--r-- | core/io/file_access_pack.h | 68 |
1 files changed, 30 insertions, 38 deletions
diff --git a/core/io/file_access_pack.h b/core/io/file_access_pack.h index 6eee2f593d..19a0cce796 100644 --- a/core/io/file_access_pack.h +++ b/core/io/file_access_pack.h @@ -34,9 +34,9 @@ #include "core/io/dir_access.h" #include "core/io/file_access.h" #include "core/string/print_string.h" +#include "core/templates/hash_set.h" #include "core/templates/list.h" -#include "core/templates/map.h" -#include "core/templates/set.h" +#include "core/templates/rb_map.h" // Godot's packed file magic header ("GDPC" in ASCII). #define PACK_HEADER_MAGIC 0x43504447 @@ -64,7 +64,7 @@ public: uint64_t offset; //if offset is ZERO, the file was ERASED uint64_t size; uint8_t md5[16]; - PackSource *src; + PackSource *src = nullptr; bool encrypted; }; @@ -72,38 +72,35 @@ private: struct PackedDir { PackedDir *parent = nullptr; String name; - Map<String, PackedDir *> subdirs; - Set<String> files; + HashMap<String, PackedDir *> subdirs; + HashSet<String> files; }; struct PathMD5 { uint64_t a = 0; uint64_t b = 0; - bool operator<(const PathMD5 &p_md5) const { - if (p_md5.a == a) { - return b < p_md5.b; - } else { - return a < p_md5.a; - } - } - bool operator==(const PathMD5 &p_md5) const { - return a == p_md5.a && b == p_md5.b; + bool operator==(const PathMD5 &p_val) const { + return (a == p_val.a) && (b == p_val.b); + } + static uint32_t hash(const PathMD5 &p_val) { + uint32_t h = hash_djb2_one_32(p_val.a); + return hash_djb2_one_32(p_val.b, h); } PathMD5() {} - PathMD5(const Vector<uint8_t> &p_buf) { + explicit PathMD5(const Vector<uint8_t> &p_buf) { a = *((uint64_t *)&p_buf[0]); b = *((uint64_t *)&p_buf[8]); } }; - Map<PathMD5, PackedFile> files; + HashMap<PathMD5, PackedFile, PathMD5> files; Vector<PackSource *> sources; - PackedDir *root; + PackedDir *root = nullptr; static PackedData *singleton; bool disabled = false; @@ -120,10 +117,10 @@ public: static PackedData *get_singleton() { return singleton; } Error add_pack(const String &p_path, bool p_replace_files, uint64_t p_offset); - _FORCE_INLINE_ FileAccess *try_open_path(const String &p_path); + _FORCE_INLINE_ Ref<FileAccess> try_open_path(const String &p_path); _FORCE_INLINE_ bool has_path(const String &p_path); - _FORCE_INLINE_ DirAccess *try_open_directory(const String &p_path); + _FORCE_INLINE_ Ref<DirAccess> try_open_directory(const String &p_path); _FORCE_INLINE_ bool has_directory(const String &p_path); PackedData(); @@ -133,14 +130,14 @@ public: class PackSource { public: virtual bool try_open_pack(const String &p_path, bool p_replace_files, uint64_t p_offset) = 0; - virtual FileAccess *get_file(const String &p_path, PackedData::PackedFile *p_file) = 0; + virtual Ref<FileAccess> get_file(const String &p_path, PackedData::PackedFile *p_file) = 0; virtual ~PackSource() {} }; class PackedSourcePCK : public PackSource { public: - virtual bool try_open_pack(const String &p_path, bool p_replace_files, uint64_t p_offset); - virtual FileAccess *get_file(const String &p_path, PackedData::PackedFile *p_file); + virtual bool try_open_pack(const String &p_path, bool p_replace_files, uint64_t p_offset) override; + virtual Ref<FileAccess> get_file(const String &p_path, PackedData::PackedFile *p_file) override; }; class FileAccessPack : public FileAccess { @@ -150,14 +147,13 @@ class FileAccessPack : public FileAccess { mutable bool eof; uint64_t off; - FileAccess *f; + Ref<FileAccess> f; virtual Error _open(const String &p_path, int p_mode_flags); virtual uint64_t _get_modified_time(const String &p_file) { return 0; } virtual uint32_t _get_unix_permissions(const String &p_file) { return 0; } virtual Error _set_unix_permissions(const String &p_file, uint32_t p_permissions) { return FAILED; } public: - virtual void close(); virtual bool is_open() const; virtual void seek(uint64_t p_position); @@ -183,20 +179,19 @@ public: virtual bool file_exists(const String &p_name); FileAccessPack(const String &p_path, const PackedData::PackedFile &p_file); - ~FileAccessPack(); }; -FileAccess *PackedData::try_open_path(const String &p_path) { +Ref<FileAccess> PackedData::try_open_path(const String &p_path) { PathMD5 pmd5(p_path.md5_buffer()); - Map<PathMD5, PackedFile>::Element *E = files.find(pmd5); + HashMap<PathMD5, PackedFile, PathMD5>::Iterator E = files.find(pmd5); if (!E) { return nullptr; //not found } - if (E->get().offset == 0) { + if (E->value.offset == 0) { return nullptr; //was erased } - return E->get().src->get_file(p_path, &E->get()); + return E->value.src->get_file(p_path, &E->value); } bool PackedData::has_path(const String &p_path) { @@ -204,9 +199,8 @@ bool PackedData::has_path(const String &p_path) { } bool PackedData::has_directory(const String &p_path) { - DirAccess *da = try_open_directory(p_path); - if (da) { - memdelete(da); + Ref<DirAccess> da = try_open_directory(p_path); + if (da.is_valid()) { return true; } else { return false; @@ -233,7 +227,7 @@ public: virtual String get_drive(int p_drive); virtual Error change_dir(String p_dir); - virtual String get_current_dir(bool p_include_drive = true); + virtual String get_current_dir(bool p_include_drive = true) const; virtual bool file_exists(String p_file); virtual bool dir_exists(String p_dir); @@ -252,14 +246,12 @@ public: virtual String get_filesystem_type() const; DirAccessPack(); - ~DirAccessPack() {} }; -DirAccess *PackedData::try_open_directory(const String &p_path) { - DirAccess *da = memnew(DirAccessPack()); +Ref<DirAccess> PackedData::try_open_directory(const String &p_path) { + Ref<DirAccess> da = memnew(DirAccessPack()); if (da->change_dir(p_path) != OK) { - memdelete(da); - da = nullptr; + da = Ref<DirAccess>(); } return da; } |