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authornavewindre <nw@moneybot.cc>2023-11-13 14:28:08 +0100
committernavewindre <nw@moneybot.cc>2023-11-13 14:28:08 +0100
commitda518fdc0f32839730ccdee8098b59c6f842d93f (patch)
treed6f856a6148c0b4d5819f88f068b7287b8044513 /sourcemod/scripting/include/files.inc
parentbc678b10830cdaef64bcc592ca2524ebe0fcdc45 (diff)
ya
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+/**
+ * vim: set ts=4 sw=4 tw=99 noet :
+ * =============================================================================
+ * SourceMod (C)2004-2014 AlliedModders LLC. All rights reserved.
+ * =============================================================================
+ *
+ * This file is part of the SourceMod/SourcePawn SDK.
+ *
+ * This program is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License, version 3.0, as published by the
+ * Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * As a special exception, AlliedModders LLC gives you permission to link the
+ * code of this program (as well as its derivative works) to "Half-Life 2," the
+ * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
+ * by the Valve Corporation. You must obey the GNU General Public License in
+ * all respects for all other code used. Additionally, AlliedModders LLC grants
+ * this exception to all derivative works. AlliedModders LLC defines further
+ * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
+ * or <http://www.sourcemod.net/license.php>.
+ *
+ * Version: $Id$
+ */
+
+#if defined _files_included
+ #endinput
+#endif
+#define _files_included
+
+/**
+ * @global All paths in SourceMod natives are relative to the mod folder
+ * unless otherwise noted.
+ *
+ * Most functions in SourceMod (at least, ones that deal with direct
+ * file manipulation) will support an alternate path specification.
+ *
+ * If the path starts with the string "file://" and the PathType is
+ * not relative, then the "file://" portion is stripped off, and the
+ * rest of the path is used without any modification (except for
+ * correcting slashes). This can be used to override the path
+ * builder to supply alternate absolute paths. Examples:
+ *
+ * file://C:/Temp/file.txt
+ * file:///tmp/file.txt
+ */
+
+/**
+ * File inode types.
+ */
+enum FileType
+{
+ FileType_Unknown = 0, /* Unknown file type (device/socket) */
+ FileType_Directory = 1, /* File is a directory */
+ FileType_File = 2 /* File is a file */
+};
+
+/**
+ * File time modes.
+ */
+enum FileTimeMode
+{
+ FileTime_LastAccess = 0, /* Last access (does not work on FAT) */
+ FileTime_Created = 1, /* Creation (does not work on FAT) */
+ FileTime_LastChange = 2 /* Last modification */
+};
+
+#define PLATFORM_MAX_PATH 256 /**< Maximum path length. */
+
+#define SEEK_SET 0 /**< Seek from start. */
+#define SEEK_CUR 1 /**< Seek from current position. */
+#define SEEK_END 2 /**< Seek from end position. */
+
+/**
+ * Path types.
+ */
+enum PathType
+{
+ Path_SM, /**< SourceMod root folder */
+};
+
+// A DirectoryListing iterates over the contents of a directory. To obtain a
+// DirectoryListing handle, call OpenDirectory().
+methodmap DirectoryListing < Handle
+{
+ // Reads the current directory entry as a local filename, then moves to the
+ // next file.
+ //
+ // Note: Both the '.' and '..' automatic directory entries will be retrieved.
+ //
+ // @param buffer String buffer to hold directory name.
+ // @param maxlength Maximum size of string buffer.
+ // @param type Optional variable to store the file type.
+ // @return True on success, false if there are no more files to read.
+ public native bool GetNext(char[] buffer, int maxlength, FileType &type=FileType_Unknown);
+};
+
+// A File object can be obtained by calling OpenFile(). File objects should be
+// closed with delete or Close(). Note that, "delete file" does not
+// actually delete the file, it just closes the handle.
+methodmap File < Handle
+{
+ // Close the file handle. This is the same as using CloseHandle() or delete.
+ public void Close() {
+ CloseHandle(this);
+ }
+
+ // Reads a line of text from a file.
+ //
+ // @param buffer String buffer to hold the line.
+ // @param maxlength Maximum size of string buffer.
+ // @return True on success, false otherwise.
+ public native bool ReadLine(char[] buffer, int maxlength);
+
+ // Reads binary data from a file.
+ //
+ // @param items Array to store each item read.
+ // @param num_items Number of items to read into the array.
+ // @param size Size of each element, in bytes, to be read.
+ // Valid sizes are 1, 2, or 4.
+ // @return Number of elements read, or -1 on error.
+ public native int Read(any[] items, int num_items, int size);
+
+ // Reads a UTF8 or ANSI string from a file.
+ //
+ // @param buffer Buffer to store the string.
+ // @param max_size Maximum size of the string buffer.
+ // @param read_count If -1, reads until a null terminator is encountered in
+ // the file. Otherwise, read_count bytes are read
+ // into the buffer provided. In this case the buffer
+ // is not explicitly null terminated, and the buffer
+ // will contain any null terminators read from the file.
+ // @return Number of characters written to the buffer, or -1
+ // if an error was encountered.
+ // @error read_count > max_size.
+ public native int ReadString(char[] buffer, int max_size, int read_count=-1);
+
+ // Writes binary data to a file.
+ //
+ // @param items Array of items to write. The data is read directly.
+ // That is, in 1 or 2-byte mode, the lower byte(s) in
+ // each cell are used directly, rather than performing
+ // any casts from a 4-byte number to a smaller number.
+ // @param num_items Number of items in the array.
+ // @param size Size of each item in the array in bytes.
+ // Valid sizes are 1, 2, or 4.
+ // @return True on success, false on error.
+ public native bool Write(const any[] items, int num_items, int size);
+
+ // Writes a binary string to a file.
+ //
+ // @param buffer String to write.
+ // @param term True to append NUL terminator, false otherwise.
+ // @return True on success, false on error.
+ public native bool WriteString(const char[] buffer, bool term);
+
+ // Writes a line of text to a text file. A newline is automatically appended.
+ //
+ // @param hndl Handle to the file.
+ // @param format Formatting rules.
+ // @param ... Variable number of format parameters.
+ // @return True on success, false otherwise.
+ public native bool WriteLine(const char[] format, any ...);
+
+ // Reads a single int8 (byte) from a file. The returned value is sign-
+ // extended to an int32.
+ //
+ // @param data Variable to store the data read.
+ // @return True on success, false on failure.
+ public native bool ReadInt8(int &data);
+
+ // Reads a single uint8 (unsigned byte) from a file. The returned value is
+ // zero-extended to an int32.
+ //
+ // @param data Variable to store the data read.
+ // @return True on success, false on failure.
+ public native bool ReadUint8(int &data);
+
+ // Reads a single int16 (short) from a file. The value is sign-extended to
+ // an int32.
+ //
+ // @param data Variable to store the data read.
+ // @return True on success, false on failure.
+ public native bool ReadInt16(int &data);
+
+ // Reads a single unt16 (unsigned short) from a file. The value is zero-
+ // extended to an int32.
+ //
+ // @param data Variable to store the data read.
+ // @return True on success, false on failure.
+ public native bool ReadUint16(int &data);
+
+ // Reads a single int32 (int/cell) from a file.
+ //
+ // @param data Variable to store the data read.
+ // @return True on success, false on failure.
+ public native bool ReadInt32(int &data);
+
+ // Writes a single int8 (byte) to a file.
+ //
+ // @param data Data to write (truncated to an int8).
+ // @return True on success, false on failure.
+ public native bool WriteInt8(int data);
+
+ // Writes a single int16 (short) to a file.
+ //
+ // @param data Data to write (truncated to an int16).
+ // @return True on success, false on failure.
+ public native bool WriteInt16(int data);
+
+ // Writes a single int32 (int/cell) to a file.
+ //
+ // @param data Data to write.
+ // @return True on success, false on failure.
+ public native bool WriteInt32(int data);
+
+ // Tests if the end of file has been reached.
+ //
+ // @return True if end of file has been reached, false otherwise.
+ public native bool EndOfFile();
+
+ // Sets the file position indicator.
+ //
+ // @param position Position relative to what is specified in whence.
+ // @param where SEEK_ constant value of where to see from.
+ // @return True on success, false otherwise.
+ public native bool Seek(int position, int where);
+
+ // Flushes a file's buffered output; any buffered output
+ // is immediately written to the file.
+ //
+ // @return True on success or use_valve_fs specified with OpenFile,
+ // otherwise false on failure.
+ public native bool Flush();
+
+ // Get the current position in the file; returns -1 on failure.
+ property int Position {
+ public native get();
+ }
+}
+
+/**
+ * Builds a path relative to the SourceMod folder. This should be used instead of
+ * directly referencing addons/sourcemod, in case users change the name of their
+ * folder layout.
+ *
+ * @param type Type of path to build as the base.
+ * @param buffer Buffer to store the path.
+ * @param maxlength Maximum length of buffer.
+ * @param fmt Format string.
+ * @param ... Format arguments.
+ * @return Number of bytes written to buffer (not including null terminator).
+ */
+native int BuildPath(PathType type, char[] buffer, int maxlength, const char[] fmt, any ...);
+
+/**
+ * Opens a directory/folder for contents enumeration.
+ *
+ * @note Directories are closed with CloseHandle() or delete.
+ * @note Directories Handles can be cloned.
+ * @note OpenDirectory() supports the "file://" notation.
+ *
+ * @param path Path to open.
+ * @param use_valve_fs If true, the Valve file system will be used instead.
+ * This can be used to find files existing in any of
+ * the Valve search paths, rather than solely files
+ * existing directly in the gamedir.
+ * @param valve_path_id If use_valve_fs, a search path from gameinfo or NULL_STRING for all search paths.
+ * @return A Handle to the directory, null on error.
+ */
+native DirectoryListing OpenDirectory(const char[] path, bool use_valve_fs=false, const char[] valve_path_id="GAME");
+
+/**
+ * Reads the current directory entry as a local filename, then moves to the next file.
+ *
+ * @note Contents of buffers are undefined when returning false.
+ * @note Both the '.' and '..' automatic directory entries will be retrieved for Windows and Linux.
+ *
+ * @param dir Handle to a directory.
+ * @param buffer String buffer to hold directory name.
+ * @param maxlength Maximum size of string buffer.
+ * @param type Optional variable to store the file type.
+ * @return True on success, false if there are no more files to read.
+ * @error Invalid or corrupt Handle.
+ */
+native bool ReadDirEntry(Handle dir, char[] buffer, int maxlength, FileType &type=FileType_Unknown);
+
+/**
+ * Opens or creates a file, returning a File handle on success. File handles
+ * should be closed with delete or CloseHandle().
+ *
+ * The open mode may be one of the following strings:
+ * "r": Open an existing file for reading.
+ * "w": Create a file for writing, or truncate (delete the contents of) an
+ * existing file and then open it for writing.
+ * "a": Create a file for writing, or open an existing file such that writes
+ * will be appended to the end.
+ * "r+": Open an existing file for both reading and writing.
+ * "w+": Create a file for reading and writing, or truncate an existing file
+ * and then open it for reading and writing.
+ * "a+": Create a file for both reading and writing, or open an existing file
+ * such that writes will be appended to the end.
+ *
+ * The open mode may also contain an additional character after "r", "w", or "a",
+ * but before any "+" sign. This character may be "b" (indicating binary mode) or
+ * "t" (indicating text mode). By default, "text" mode is implied. On Linux and
+ * Mac, this has no distinction from binary mode. On Windows, it causes the '\n'
+ * character (0xA) to be written as "\r\n" (0xD, 0xA).
+ *
+ * Example: "rb" opens a binary file for reading; "at" opens a text file for
+ * appending.
+ *
+ * @param file File to open.
+ * @param mode Open mode.
+ * @param use_valve_fs If true, the Valve file system will be used instead.
+ * This can be used to find files existing in valve
+ * search paths, rather than solely files existing directly
+ * in the gamedir.
+ * @param valve_path_id If use_valve_fs, a search path from gameinfo or NULL_STRING for all search paths.
+ * @return A File handle, or null if the file could not be opened.
+ */
+native File OpenFile(const char[] file, const char[] mode, bool use_valve_fs=false, const char[] valve_path_id="GAME");
+
+/**
+ * Deletes a file.
+ *
+ * @param path Path of the file to delete.
+ * @param use_valve_fs If true, the Valve file system will be used instead.
+ * This can be used to delete files existing in the Valve
+ * search path, rather than solely files existing directly
+ * in the gamedir.
+ * @param valve_path_id If use_valve_fs, a search path from gameinfo or NULL_STRING for all search paths.
+ * @return True on success, false on failure or if file not immediately removed.
+ */
+native bool DeleteFile(const char[] path, bool use_valve_fs=false, const char[] valve_path_id="DEFAULT_WRITE_PATH");
+
+/**
+ * Reads a line from a text file.
+ *
+ * @param hndl Handle to the file.
+ * @param buffer String buffer to hold the line.
+ * @param maxlength Maximum size of string buffer.
+ * @return True on success, false otherwise.
+ */
+native bool ReadFileLine(Handle hndl, char[] buffer, int maxlength);
+
+/**
+ * Reads binary data from a file.
+ *
+ * @param hndl Handle to the file.
+ * @param items Array to store each item read.
+ * @param num_items Number of items to read into the array.
+ * @param size Size of each element, in bytes, to be read.
+ * Valid sizes are 1, 2, or 4.
+ * @return Number of elements read, or -1 on error.
+ */
+native int ReadFile(Handle hndl, any[] items, int num_items, int size);
+
+/**
+ * Reads a UTF8 or ANSI string from a file.
+ *
+ * @param hndl Handle to the file.
+ * @param buffer Buffer to store the string.
+ * @param max_size Maximum size of the string buffer.
+ * @param read_count If -1, reads until a null terminator is encountered in
+ * the file. Otherwise, read_count bytes are read
+ * into the buffer provided. In this case the buffer
+ * is not explicitly null terminated, and the buffer
+ * will contain any null terminators read from the file.
+ * @return Number of characters written to the buffer, or -1
+ * if an error was encountered.
+ * @error Invalid Handle, or read_count > max_size.
+ */
+native int ReadFileString(Handle hndl, char[] buffer, int max_size, int read_count=-1);
+
+/**
+ * Writes binary data to a file.
+ *
+ * @param hndl Handle to the file.
+ * @param items Array of items to write. The data is read directly.
+ * That is, in 1 or 2-byte mode, the lower byte(s) in
+ * each cell are used directly, rather than performing
+ * any casts from a 4-byte number to a smaller number.
+ * @param num_items Number of items in the array.
+ * @param size Size of each item in the array in bytes.
+ * Valid sizes are 1, 2, or 4.
+ * @return True on success, false on error.
+ * @error Invalid Handle.
+ */
+native bool WriteFile(Handle hndl, const any[] items, int num_items, int size);
+
+/**
+ * Writes a binary string to a file.
+ *
+ * @param hndl Handle to the file.
+ * @param buffer String to write.
+ * @param term True to append NUL terminator, false otherwise.
+ * @return True on success, false on error.
+ * @error Invalid Handle.
+ */
+native bool WriteFileString(Handle hndl, const char[] buffer, bool term);
+
+/**
+ * Writes a line of text to a text file. A newline is automatically appended.
+ *
+ * @param hndl Handle to the file.
+ * @param format Formatting rules.
+ * @param ... Variable number of format parameters.
+ * @return True on success, false otherwise.
+ * @error Invalid Handle.
+ */
+native bool WriteFileLine(Handle hndl, const char[] format, any ...);
+
+/**
+ * Reads a single binary cell from a file.
+ *
+ * @param hndl Handle to the file.
+ * @param data Variable to store the data read.
+ * @param size Size of the data to read in bytes. Valid
+ * sizes are 1, 2, or 4 bytes.
+ * @return Number of elements read (max 1), or -1 on error.
+ * @error Invalid Handle.
+ */
+stock int ReadFileCell(Handle hndl, int &data, int size)
+{
+ int ret;
+ int array[1];
+
+ if ((ret = ReadFile(hndl, array, 1, size)) == 1)
+ {
+ data = array[0];
+ }
+
+ return ret;
+}
+
+/**
+ * Writes a single binary cell to a file.
+ *
+ * @param hndl Handle to the file.
+ * @param data Cell to write to the file.
+ * @param size Size of the data to read in bytes. Valid
+ * sizes are 1, 2, or 4 bytes. If the size
+ * is less than 4 bytes, the data is truncated
+ * rather than casted. That is, only the lower
+ * bits will be read.
+ * @return True on success, false on error.
+ * @error Invalid Handle.
+ */
+stock bool WriteFileCell(Handle hndl, int data, int size)
+{
+ int array[1];
+ array[0] = data;
+
+ return WriteFile(hndl, array, 1, size);
+}
+
+/**
+ * Tests if the end of file has been reached.
+ *
+ * @param file Handle to the file.
+ * @return True if end of file has been reached, false otherwise.
+ * @error Invalid Handle.
+ */
+native bool IsEndOfFile(Handle file);
+
+/**
+ * Sets the file position indicator.
+ *
+ * @param file Handle to the file.
+ * @param position Position relative to what is specified in whence.
+ * @param where SEEK_ constant value of where to see from.
+ * @return True on success, false otherwise.
+ * @error Invalid Handle.
+ */
+native bool FileSeek(Handle file, int position, int where);
+
+/**
+ * Get current position in the file.
+ *
+ * @param file Handle to the file.
+ * @return Value for the file position indicator.
+ * @error Invalid Handle.
+ */
+native int FilePosition(Handle file);
+
+/**
+ * Checks if a file exists.
+ *
+ * @param path Path to the file.
+ * @param use_valve_fs If true, the Valve file system will be used instead.
+ * This can be used to find files existing in any of
+ * the Valve search paths, rather than solely files
+ * existing directly in the gamedir.
+ * @param valve_path_id If use_valve_fs, a search path from gameinfo or NULL_STRING for all search paths.
+ * @return True if the file exists, false otherwise.
+ */
+native bool FileExists(const char[] path, bool use_valve_fs=false, const char[] valve_path_id="GAME");
+
+/**
+ * Renames a file.
+ *
+ * @param newpath New path to the file.
+ * @param oldpath Path to the existing file.
+ * @param use_valve_fs If true, the Valve file system will be used instead.
+ * This can be used to rename files in the game's
+ * Valve search paths, rather than directly in the gamedir.
+ * @param valve_path_id If use_valve_fs, a search path from gameinfo or NULL_STRING for all search paths.
+ * @return True on success or use_valve_fs specified, false otherwise.
+ */
+native bool RenameFile(const char[] newpath, const char[] oldpath, bool use_valve_fs=false, const char[] valve_path_id="DEFAULT_WRITE_PATH");
+
+/**
+ * Checks if a directory exists.
+ *
+ * @param path Path to the directory.
+ * @param use_valve_fs If true, the Valve file system will be used instead.
+ * This can be used to find files existing in any of
+ * the Valve search paths, rather than solely files
+ * existing directly in the gamedir.
+ * @param valve_path_id If use_valve_fs, a search path from gameinfo or NULL_STRING for all search paths.
+ * @return True if the directory exists, false otherwise.
+ */
+native bool DirExists(const char[] path, bool use_valve_fs=false, const char[] valve_path_id="GAME");
+
+/**
+ * Get the file size in bytes.
+ *
+ * @param path Path to the file.
+ * @param use_valve_fs If true, the Valve file system will be used instead.
+ * This can be used to find files existing in any of
+ * the Valve search paths, rather than solely files
+ * existing directly in the gamedir.
+ * @param valve_path_id If use_valve_fs, a search path from gameinfo or NULL_STRING for all search paths.
+ * @return File size in bytes, -1 if file not found.
+ */
+native int FileSize(const char[] path, bool use_valve_fs=false, const char[] valve_path_id="GAME");
+
+/**
+ * Flushes a file's buffered output; any buffered output
+ * is immediately written to the file.
+ *
+ * @param file Handle to the file.
+ * @return True on success or use_valve_fs specified with OpenFile,
+ * otherwise false on failure.
+ */
+native bool FlushFile(Handle file);
+
+/**
+ * Removes a directory.
+ * @note On most Operating Systems you cannot remove a directory which has files inside it.
+ *
+ * @param path Path to the directory.
+ * @return True on success, false otherwise.
+ */
+native bool RemoveDir(const char[] path);
+
+#define FPERM_U_READ 0x0100 /* User can read. */
+#define FPERM_U_WRITE 0x0080 /* User can write. */
+#define FPERM_U_EXEC 0x0040 /* User can exec. */
+#define FPERM_G_READ 0x0020 /* Group can read. */
+#define FPERM_G_WRITE 0x0010 /* Group can write. */
+#define FPERM_G_EXEC 0x0008 /* Group can exec. */
+#define FPERM_O_READ 0x0004 /* Anyone can read. */
+#define FPERM_O_WRITE 0x0002 /* Anyone can write. */
+#define FPERM_O_EXEC 0x0001 /* Anyone can exec. */
+
+/**
+ * Creates a directory.
+ *
+ * @param path Path to create.
+ * @param mode Permissions (default is o=rx,g=rx,u=rwx). Note that folders must have
+ * the execute bit set on Linux. On Windows, the mode is ignored.
+ * @param use_valve_fs If true, the Valve file system will be used instead.
+ * This can be used to create folders in the game's
+ * Valve search paths, rather than directly in the gamedir.
+ * @param valve_path_id If use_valve_fs, a search path from gameinfo or NULL_STRING for default.
+ * In this case, mode is ignored.
+ * @return True on success, false otherwise.
+ */
+native bool CreateDirectory(const char[] path, int mode, bool use_valve_fs=false, const char[] valve_path_id="DEFAULT_WRITE_PATH");
+
+/**
+ * Changes a file or directories permissions.
+ *
+ * @param path Path to the file.
+ * @param mode Permissions to set.
+ * @return True on success, false otherwise.
+ */
+native bool SetFilePermissions(const char[] path, int mode);
+
+/**
+ * Returns a file timestamp as a unix timestamp.
+ *
+ * @param file File name.
+ * @param tmode Time mode.
+ * @return Time value, or -1 on failure.
+ */
+native int GetFileTime(const char[] file, FileTimeMode tmode);
+
+/**
+ * Same as LogToFile(), except uses an open file Handle. The file must
+ * be opened in text appending mode.
+ *
+ * @param hndl Handle to the file.
+ * @param message Message format.
+ * @param ... Message format parameters.
+ * @error Invalid Handle.
+ */
+native void LogToOpenFile(Handle hndl, const char[] message, any ...);
+
+/**
+ * Same as LogToFileEx(), except uses an open file Handle. The file must
+ * be opened in text appending mode.
+ *
+ * @param hndl Handle to the file.
+ * @param message Message format.
+ * @param ... Message format parameters.
+ * @error Invalid Handle.
+ */
+native void LogToOpenFileEx(Handle hndl, const char[] message, any ...);