amxmodx/plugins/include/file.inc

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/* Files functions
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*
* by the AMX Mod X Development Team
* originally developed by OLO
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*
* This file is provided as is (no warranties).
*/
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#if defined _file_included
#endinput
#endif
#define _file_included
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/* Reads content from directory.
* Returns index of next element or 0 when end of dir. is reached. */
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native read_dir(const dirname[],pos,output[],len,&outlen);
/* Reads line from file. Returns index of next line or 0 when end of file is reached. */
native read_file(const file[],line,text[],len,&txtlen);
/* Writes text to file. Function returns 0 on failure.
* When line is set to -1, the text is added at the end of file. */
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native write_file(const file[],const text[],line = -1);
/* Deletes file. Function returns 1 on success, 0 on failure. */
native delete_file(const file[]);
/* Checks for file. If file exists function returns 1, in other case 0. */
native file_exists(const file[]);
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/* renames a file. returns 0 on failure, 1 on success.
* if relative true, rename_file will act like other natives which
* use the moddir as a base directory. otherwise, the current directory is
* undefined (but assumed to be hlds).
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*/
native rename_file(const oldname[], const newname[], relative=0);
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/* Checks if a directory exists */
native dir_exists(const dir[]);
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/* Returns a file size in bytes if flag is set to 0.
* When flag is set to 1 returns number of lines in the file,
* and when flags is 2, function returns 1 if the file ends
* with line feed. If file doesn't exist returns -1. */
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native file_size(const file[], flag=0);
#define SEEK_SET 0
#define SEEK_CUR 1
#define SEEK_END 2
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//Open a file, returns a handle or 0 on failure
native fopen(const filename[],const mode[]);
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//Closes a file handle
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native fclose(file);
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#define BLOCK_INT 4
#define BLOCK_SHORT 2
#define BLOCK_CHAR 1
#define BLOCK_BYTE 1
//The following functions work as such:
// RAW - means the array you pass is a raw bytestream, for experts only
// BLOCK - means you are passing in an array where each element will be written
// NORMAL - means you are writing only one element
// RAW and BLOCK return the number of blocks acted upon successfully
// NORMAL returns 1 on success
native fread(file, &data, mode);
native fread_blocks(file, data[], blocks, mode);
native fread_raw(file, stream[], blocksize, blocks);
native fwrite(file, data, mode);
native fwrite_blocks(file, const data[], blocks, mode);
native fwrite_raw(file, const stream[], blocksize, mode);
//Returns 1 if the file is ended, 0 otherwise
native feof(file);
//Reads a line from a text file -- includes newline!
native fgets(file, buffer[], maxlength);
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//Writes a line to a text file. Returns # of characters written.
native fputs(file, const text[]);
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//Writes a line to the file
native fprintf(file, const fmt[], any:...);
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//Sets the current position in a file (see SEEK_ values above)
native fseek(file, position, start);
//Returns the current position in a file
native ftell(file);
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//These are straight from the C standard.
native fgetc(file);
native fputc(file, data);
native fungetc(file, data);
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//Return the size of a file
native filesize(const filename[], any:...);
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//Attempts to remove a directory.
//Note that you cannot remove a directory that has files on most
// operating systems.
native rmdir(const path[]);
/* Returns 0 on success, like the POSIX specification */
native mkdir(const dirname[]);
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//Delete a file (delete_file macro)
native unlink(const filename[]);
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//Returns a handle to a directory
native open_dir(dir[], firstfile[], length);
native next_file(dirh, buffer[], length);
native close_dir(dirh);
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/**
* Loads a file using the LoadFileForMe engine function.
*
* The data is truncated if there is not enough space. No null-terminator
* is applied; the data is the raw contents of the file.
*
* @param file File to load (may be a file from the GCF).
* @param buffer Buffer to store file contents.
* @param maxlength Maximum size of the file buffer.
* @param length Variable to store the file length. This may return
* a number larger than the buffer size.
* @return -1 if the file could not be loaded. Otherwise,
* the number of cells actually written to the buffer
* are returned.
*/
native LoadFileForMe(const file[], buffer[], maxlength, &length=0);
/**
* Flushes a buffered output stream.
*
* @param file File handle, or 0 for all open streams.
* @return 0 on success, -1 on failure.
*/
native fflush(file);