diff options
Diffstat (limited to 'core/io/file_access.h')
| -rw-r--r-- | core/io/file_access.h | 51 |
1 files changed, 41 insertions, 10 deletions
diff --git a/core/io/file_access.h b/core/io/file_access.h index 3386800686..8ca44306a0 100644 --- a/core/io/file_access.h +++ b/core/io/file_access.h @@ -31,6 +31,7 @@ #ifndef FILE_ACCESS_H #define FILE_ACCESS_H +#include "core/io/compression.h" #include "core/math/math_defs.h" #include "core/object/ref_counted.h" #include "core/os/memory.h" @@ -42,6 +43,8 @@ */ class FileAccess : public RefCounted { + GDCLASS(FileAccess, RefCounted); + public: enum AccessType { ACCESS_RESOURCES, @@ -50,6 +53,20 @@ public: ACCESS_MAX }; + enum ModeFlags { + READ = 1, + WRITE = 2, + READ_WRITE = 3, + WRITE_READ = 7, + }; + + enum CompressionMode { + COMPRESSION_FASTLZ = Compression::MODE_FASTLZ, + COMPRESSION_DEFLATE = Compression::MODE_DEFLATE, + COMPRESSION_ZSTD = Compression::MODE_ZSTD, + COMPRESSION_GZIP = Compression::MODE_GZIP + }; + typedef void (*FileCloseFailNotify)(const String &); typedef Ref<FileAccess> (*CreateFunc)(); @@ -60,14 +77,19 @@ public: virtual Error _set_unix_permissions(const String &p_file, uint32_t p_permissions) = 0; protected: + static void _bind_methods(); + + AccessType get_access_type() const; String fix_path(const String &p_path) const; - virtual Error _open(const String &p_path, int p_mode_flags) = 0; ///< open a file + virtual Error open_internal(const String &p_path, int p_mode_flags) = 0; ///< open a file virtual uint64_t _get_modified_time(const String &p_file) = 0; + virtual void _set_access_type(AccessType p_access); static FileCloseFailNotify close_fail_notify; private: static bool backup_save; + thread_local static Error last_file_open_error; AccessType _access_type = ACCESS_FILESYSTEM; static CreateFunc create_func[ACCESS_MAX]; /** default file access creation function for a platform */ @@ -76,18 +98,11 @@ private: return memnew(T); } + static Ref<FileAccess> _open(const String &p_path, ModeFlags p_mode_flags); + public: static void set_file_close_fail_notify_callback(FileCloseFailNotify p_cbk) { close_fail_notify = p_cbk; } - virtual void _set_access_type(AccessType p_access); - - enum ModeFlags { - READ = 1, - WRITE = 2, - READ_WRITE = 3, - WRITE_READ = 7, - }; - virtual bool is_open() const = 0; ///< true when file is open virtual String get_path() const { return ""; } /// returns the path for the current open file @@ -109,10 +124,14 @@ public: virtual double get_double() const; virtual real_t get_real() const; + Variant get_var(bool p_allow_objects = false) const; + virtual uint64_t get_buffer(uint8_t *p_dst, uint64_t p_length) const; ///< get an array of bytes + Vector<uint8_t> _get_buffer(int64_t p_length) const; virtual String get_line() const; virtual String get_token() const; virtual Vector<String> get_csv_line(const String &p_delim = ",") const; + String get_as_text(bool p_skip_cr = false) const; virtual String get_as_utf8_string(bool p_skip_cr = false) const; /** @@ -143,6 +162,9 @@ public: virtual String get_pascal_string(); virtual void store_buffer(const uint8_t *p_src, uint64_t p_length); ///< store an array of bytes + void _store_buffer(const Vector<uint8_t> &p_buffer); + + void store_var(const Variant &p_var, bool p_full_objects = false); virtual bool file_exists(const String &p_name) = 0; ///< return true if a file exists @@ -151,6 +173,12 @@ public: static Ref<FileAccess> create(AccessType p_access); /// Create a file access (for the current platform) this is the only portable way of accessing files. static Ref<FileAccess> create_for_path(const String &p_path); static Ref<FileAccess> open(const String &p_path, int p_mode_flags, Error *r_error = nullptr); /// Create a file access (for the current platform) this is the only portable way of accessing files. + + static Ref<FileAccess> open_encrypted(const String &p_path, ModeFlags p_mode_flags, const Vector<uint8_t> &p_key); + static Ref<FileAccess> open_encrypted_pass(const String &p_path, ModeFlags p_mode_flags, const String &p_pass); + static Ref<FileAccess> open_compressed(const String &p_path, ModeFlags p_mode_flags, CompressionMode p_compress_mode = COMPRESSION_FASTLZ); + static Error get_open_error(); + static CreateFunc get_create_func(AccessType p_access); static bool exists(const String &p_name); ///< return true if a file exists static uint64_t get_modified_time(const String &p_file); @@ -176,4 +204,7 @@ public: virtual ~FileAccess() {} }; +VARIANT_ENUM_CAST(FileAccess::CompressionMode); +VARIANT_ENUM_CAST(FileAccess::ModeFlags); + #endif // FILE_ACCESS_H |