townengine/third-party/physfs/extras/physfsrwops.h

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2024-07-08 00:44:20 +00:00
/*
* This code provides a glue layer between PhysicsFS and Simple Directmedia
* Layer's (SDL) RWops i/o abstraction.
*
* License: this code is public domain. I make no warranty that it is useful,
* correct, harmless, or environmentally safe.
*
* This particular file may be used however you like, including copying it
* verbatim into a closed-source project, exploiting it commercially, and
* removing any trace of my name from the source (although I hope you won't
* do that). I welcome enhancements and corrections to this file, but I do
* not require you to send me patches if you make changes. This code has
* NO WARRANTY.
*
* Unless otherwise stated, the rest of PhysicsFS falls under the zlib license.
* Please see LICENSE.txt in the root of the source tree.
*
* SDL 1.2 falls under the LGPL license. SDL 1.3+ is zlib, like PhysicsFS.
* You can get SDL at https://www.libsdl.org/
*
* This file was written by Ryan C. Gordon. (icculus@icculus.org).
*/
#ifndef _INCLUDE_PHYSFSRWOPS_H_
#define _INCLUDE_PHYSFSRWOPS_H_
#include "physfs.h"
#include "SDL.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* Open a platform-independent filename for reading, and make it accessible
* via an SDL_RWops structure. The file will be closed in PhysicsFS when the
* RWops is closed. PhysicsFS should be configured to your liking before
* opening files through this method.
*
* @param filename File to open in platform-independent notation.
* @return A valid SDL_RWops structure on success, NULL on error. Specifics
* of the error can be gleaned from PHYSFS_getLastError().
*/
PHYSFS_DECL SDL_RWops *PHYSFSRWOPS_openRead(const char *fname);
/**
* Open a platform-independent filename for writing, and make it accessible
* via an SDL_RWops structure. The file will be closed in PhysicsFS when the
* RWops is closed. PhysicsFS should be configured to your liking before
* opening files through this method.
*
* @param filename File to open in platform-independent notation.
* @return A valid SDL_RWops structure on success, NULL on error. Specifics
* of the error can be gleaned from PHYSFS_getLastError().
*/
PHYSFS_DECL SDL_RWops *PHYSFSRWOPS_openWrite(const char *fname);
/**
* Open a platform-independent filename for appending, and make it accessible
* via an SDL_RWops structure. The file will be closed in PhysicsFS when the
* RWops is closed. PhysicsFS should be configured to your liking before
* opening files through this method.
*
* @param filename File to open in platform-independent notation.
* @return A valid SDL_RWops structure on success, NULL on error. Specifics
* of the error can be gleaned from PHYSFS_getLastError().
*/
PHYSFS_DECL SDL_RWops *PHYSFSRWOPS_openAppend(const char *fname);
/**
* Make a SDL_RWops from an existing PhysicsFS file handle. You should
* dispose of any references to the handle after successful creation of
* the RWops. The actual PhysicsFS handle will be destroyed when the
* RWops is closed.
*
* @param handle a valid PhysicsFS file handle.
* @return A valid SDL_RWops structure on success, NULL on error. Specifics
* of the error can be gleaned from PHYSFS_getLastError().
*/
PHYSFS_DECL SDL_RWops *PHYSFSRWOPS_makeRWops(PHYSFS_File *handle);
#ifdef __cplusplus
}
#endif
#endif /* include-once blocker */
/* end of physfsrwops.h ... */