diff options
| author | SND\weimingzhi_cp <SND\weimingzhi_cp@e17a0e51-4ae3-4d35-97c3-1a29b211df97> | 2011-02-19 02:25:15 +0000 |
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| committer | SND\weimingzhi_cp <SND\weimingzhi_cp@e17a0e51-4ae3-4d35-97c3-1a29b211df97> | 2011-02-19 02:25:15 +0000 |
| commit | 3fc56dbe4ad7e9deaeaef8c209a68e1de986f6fa (patch) | |
| tree | c27c3a79fb402b0b3e47f23b434baddc4ce8a5c6 /macosx/plugins/Common/SDL/include/SDL_rwops.h | |
| parent | bc54761a4332b875e1962a21f2858db598fa7c18 (diff) | |
| download | pcsxr-3fc56dbe4ad7e9deaeaef8c209a68e1de986f6fa.tar.gz | |
-Reverted some changes to make the code build again on Tiger.
-Removed x86_64 from Deployment configuration.
-macosx: Use SDL for sound plugin, removed Carbon backend.
-(MaddTheSane)Fixed memory leaks (Patch #8427).
git-svn-id: https://pcsxr.svn.codeplex.com/svn/pcsxr@63548 e17a0e51-4ae3-4d35-97c3-1a29b211df97
Diffstat (limited to 'macosx/plugins/Common/SDL/include/SDL_rwops.h')
| -rw-r--r-- | macosx/plugins/Common/SDL/include/SDL_rwops.h | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/macosx/plugins/Common/SDL/include/SDL_rwops.h b/macosx/plugins/Common/SDL/include/SDL_rwops.h new file mode 100644 index 00000000..b4dfa81f --- /dev/null +++ b/macosx/plugins/Common/SDL/include/SDL_rwops.h @@ -0,0 +1,206 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997-2010 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + + Sam Lantinga + slouken@libsdl.org +*/ + +/** + * \file SDL_rwops.h + * + * This file provides a general interface for SDL to read and write + * data sources. It can easily be extended to files, memory, etc. + */ + +#ifndef _SDL_rwops_h +#define _SDL_rwops_h + +#include "SDL_stdinc.h" +#include "SDL_error.h" + +#include "begin_code.h" +/* Set up for C function definitions, even when using C++ */ +#ifdef __cplusplus +/* *INDENT-OFF* */ +extern "C" { +/* *INDENT-ON* */ +#endif + +/** + * This is the read/write operation structure -- very basic. + */ +typedef struct SDL_RWops +{ + /** + * Seek to \c offset relative to \c whence, one of stdio's whence values: + * RW_SEEK_SET, RW_SEEK_CUR, RW_SEEK_END + * + * \return the final offset in the data source. + */ + long (SDLCALL * seek) (struct SDL_RWops * context, long offset, + int whence); + + /** + * Read up to \c maxnum objects each of size \c size from the data + * source to the area pointed at by \c ptr. + * + * \return the number of objects read, or 0 at error or end of file. + */ + size_t(SDLCALL * read) (struct SDL_RWops * context, void *ptr, + size_t size, size_t maxnum); + + /** + * Write exactly \c num objects each of size \c size from the area + * pointed at by \c ptr to data source. + * + * \return the number of objects written, or 0 at error or end of file. + */ + size_t(SDLCALL * write) (struct SDL_RWops * context, const void *ptr, + size_t size, size_t num); + + /** + * Close and free an allocated SDL_RWops structure. + * + * \return 0 if successful or -1 on write error when flushing data. + */ + int (SDLCALL * close) (struct SDL_RWops * context); + + Uint32 type; + union + { +#ifdef __WIN32__ + struct + { + SDL_bool append; + void *h; + struct + { + void *data; + size_t size; + size_t left; + } buffer; + } win32io; +#endif +#ifdef HAVE_STDIO_H + struct + { + SDL_bool autoclose; + FILE *fp; + } stdio; +#endif + struct + { + Uint8 *base; + Uint8 *here; + Uint8 *stop; + } mem; + struct + { + void *data1; + } unknown; + } hidden; + +} SDL_RWops; + + +/** + * \name RWFrom functions + * + * Functions to create SDL_RWops structures from various data sources. + */ +/*@{*/ + +extern DECLSPEC SDL_RWops *SDLCALL SDL_RWFromFile(const char *file, + const char *mode); + +#ifdef HAVE_STDIO_H +extern DECLSPEC SDL_RWops *SDLCALL SDL_RWFromFP(FILE * fp, + SDL_bool autoclose); +#else +extern DECLSPEC SDL_RWops *SDLCALL SDL_RWFromFP(void * fp, + SDL_bool autoclose); +#endif + +extern DECLSPEC SDL_RWops *SDLCALL SDL_RWFromMem(void *mem, int size); +extern DECLSPEC SDL_RWops *SDLCALL SDL_RWFromConstMem(const void *mem, + int size); + +/*@}*//*RWFrom functions*/ + + +extern DECLSPEC SDL_RWops *SDLCALL SDL_AllocRW(void); +extern DECLSPEC void SDLCALL SDL_FreeRW(SDL_RWops * area); + +#define RW_SEEK_SET 0 /**< Seek from the beginning of data */ +#define RW_SEEK_CUR 1 /**< Seek relative to current read point */ +#define RW_SEEK_END 2 /**< Seek relative to the end of data */ + +/** + * \name Read/write macros + * + * Macros to easily read and write from an SDL_RWops structure. + */ +/*@{*/ +#define SDL_RWseek(ctx, offset, whence) (ctx)->seek(ctx, offset, whence) +#define SDL_RWtell(ctx) (ctx)->seek(ctx, 0, RW_SEEK_CUR) +#define SDL_RWread(ctx, ptr, size, n) (ctx)->read(ctx, ptr, size, n) +#define SDL_RWwrite(ctx, ptr, size, n) (ctx)->write(ctx, ptr, size, n) +#define SDL_RWclose(ctx) (ctx)->close(ctx) +/*@}*//*Read/write macros*/ + + +/** + * \name Read endian functions + * + * Read an item of the specified endianness and return in native format. + */ +/*@{*/ +extern DECLSPEC Uint16 SDLCALL SDL_ReadLE16(SDL_RWops * src); +extern DECLSPEC Uint16 SDLCALL SDL_ReadBE16(SDL_RWops * src); +extern DECLSPEC Uint32 SDLCALL SDL_ReadLE32(SDL_RWops * src); +extern DECLSPEC Uint32 SDLCALL SDL_ReadBE32(SDL_RWops * src); +extern DECLSPEC Uint64 SDLCALL SDL_ReadLE64(SDL_RWops * src); +extern DECLSPEC Uint64 SDLCALL SDL_ReadBE64(SDL_RWops * src); +/*@}*//*Read endian functions*/ + +/** + * \name Write endian functions + * + * Write an item of native format to the specified endianness. + */ +/*@{*/ +extern DECLSPEC size_t SDLCALL SDL_WriteLE16(SDL_RWops * dst, Uint16 value); +extern DECLSPEC size_t SDLCALL SDL_WriteBE16(SDL_RWops * dst, Uint16 value); +extern DECLSPEC size_t SDLCALL SDL_WriteLE32(SDL_RWops * dst, Uint32 value); +extern DECLSPEC size_t SDLCALL SDL_WriteBE32(SDL_RWops * dst, Uint32 value); +extern DECLSPEC size_t SDLCALL SDL_WriteLE64(SDL_RWops * dst, Uint64 value); +extern DECLSPEC size_t SDLCALL SDL_WriteBE64(SDL_RWops * dst, Uint64 value); +/*@}*//*Write endian functions*/ + + +/* Ends C function definitions when using C++ */ +#ifdef __cplusplus +/* *INDENT-OFF* */ +} +/* *INDENT-ON* */ +#endif +#include "close_code.h" + +#endif /* _SDL_rwops_h */ + +/* vi: set ts=4 sw=4 expandtab: */ |
