1 /* Copyright (C) 2010-2018 The RetroArch team 2 * 3 * --------------------------------------------------------------------------------------- 4 * The following license statement only applies to this file (memory_stream.h). 5 * --------------------------------------------------------------------------------------- 6 * 7 * Permission is hereby granted, free of charge, 8 * to any person obtaining a copy of this software and associated documentation files (the "Software"), 9 * to deal in the Software without restriction, including without limitation the rights to 10 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, 11 * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, 16 * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 18 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 19 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 21 */ 22 23 #ifndef _LIBRETRO_SDK_FILE_MEMORY_STREAM_H 24 #define _LIBRETRO_SDK_FILE_MEMORY_STREAM_H 25 26 #include <stdint.h> 27 #include <stddef.h> 28 29 #include <retro_common_api.h> 30 31 RETRO_BEGIN_DECLS 32 33 typedef struct memstream memstream_t; 34 35 memstream_t *memstream_open(unsigned writing); 36 37 void memstream_close(memstream_t *stream); 38 39 uint64_t memstream_read(memstream_t *stream, void *data, uint64_t bytes); 40 41 uint64_t memstream_write(memstream_t *stream, const void *data, uint64_t bytes); 42 43 int memstream_getc(memstream_t *stream); 44 45 void memstream_putc(memstream_t *stream, int c); 46 47 char *memstream_gets(memstream_t *stream, char *buffer, size_t len); 48 49 uint64_t memstream_pos(memstream_t *stream); 50 51 void memstream_rewind(memstream_t *stream); 52 53 int64_t memstream_seek(memstream_t *stream, int64_t offset, int whence); 54 55 void memstream_set_buffer(uint8_t *buffer, uint64_t size); 56 57 uint64_t memstream_get_last_size(void); 58 59 RETRO_END_DECLS 60 61 #endif 62