| 1 | /* Copyright (C) 2010-2020 The RetroArch team |
| 2 | * |
| 3 | * --------------------------------------------------------------------------------------- |
| 4 | * The following license statement only applies to this file (interface_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_INTERFACE_STREAM_H |
| 24 | #define _LIBRETRO_SDK_INTERFACE_STREAM_H |
| 25 | |
| 26 | #include <stdint.h> |
| 27 | #include <stddef.h> |
| 28 | #include <sys/types.h> |
| 29 | |
| 30 | #include <retro_common_api.h> |
| 31 | #include <boolean.h> |
| 32 | |
| 33 | RETRO_BEGIN_DECLS |
| 34 | |
| 35 | enum intfstream_type |
| 36 | { |
| 37 | INTFSTREAM_FILE = 0, |
| 38 | INTFSTREAM_MEMORY, |
| 39 | INTFSTREAM_CHD, |
| 40 | INTFSTREAM_RZIP |
| 41 | }; |
| 42 | |
| 43 | typedef struct intfstream_internal intfstream_internal_t, intfstream_t; |
| 44 | |
| 45 | typedef struct intfstream_info |
| 46 | { |
| 47 | struct |
| 48 | { |
| 49 | struct |
| 50 | { |
| 51 | uint8_t *data; |
| 52 | uint64_t size; |
| 53 | } buf; |
| 54 | bool writable; |
| 55 | } memory; |
| 56 | struct |
| 57 | { |
| 58 | void *handle; |
| 59 | int32_t track; |
| 60 | } chd; |
| 61 | enum intfstream_type type; |
| 62 | } intfstream_info_t; |
| 63 | |
| 64 | void *intfstream_init(intfstream_info_t *info); |
| 65 | |
| 66 | bool intfstream_resize(intfstream_internal_t *intf, |
| 67 | intfstream_info_t *info); |
| 68 | |
| 69 | bool intfstream_open(intfstream_internal_t *intf, |
| 70 | const char *path, unsigned mode, unsigned hints); |
| 71 | |
| 72 | int64_t intfstream_read(intfstream_internal_t *intf, |
| 73 | void *s, uint64_t len); |
| 74 | |
| 75 | int64_t intfstream_write(intfstream_internal_t *intf, |
| 76 | const void *s, uint64_t len); |
| 77 | |
| 78 | int intfstream_printf(intfstream_internal_t *intf, |
| 79 | const char* format, ...); |
| 80 | |
| 81 | int64_t intfstream_get_ptr(intfstream_internal_t *intf); |
| 82 | |
| 83 | char *intfstream_gets(intfstream_internal_t *intf, |
| 84 | char *buffer, uint64_t len); |
| 85 | |
| 86 | int intfstream_getc(intfstream_internal_t *intf); |
| 87 | |
| 88 | int64_t intfstream_seek(intfstream_internal_t *intf, |
| 89 | int64_t offset, int whence); |
| 90 | |
| 91 | void intfstream_rewind(intfstream_internal_t *intf); |
| 92 | |
| 93 | int64_t intfstream_tell(intfstream_internal_t *intf); |
| 94 | |
| 95 | int intfstream_eof(intfstream_internal_t *intf); |
| 96 | |
| 97 | void intfstream_putc(intfstream_internal_t *intf, int c); |
| 98 | |
| 99 | int intfstream_close(intfstream_internal_t *intf); |
| 100 | |
| 101 | int64_t intfstream_get_size(intfstream_internal_t *intf); |
| 102 | |
| 103 | int intfstream_flush(intfstream_internal_t *intf); |
| 104 | |
| 105 | uint32_t intfstream_get_offset_to_start(intfstream_internal_t *intf); |
| 106 | |
| 107 | uint32_t intfstream_get_frame_size(intfstream_internal_t *intf); |
| 108 | |
| 109 | uint32_t intfstream_get_first_sector(intfstream_internal_t* intf); |
| 110 | |
| 111 | bool intfstream_is_compressed(intfstream_internal_t *intf); |
| 112 | |
| 113 | bool intfstream_get_crc(intfstream_internal_t *intf, uint32_t *crc); |
| 114 | |
| 115 | intfstream_t *intfstream_open_file(const char *path, |
| 116 | unsigned mode, unsigned hints); |
| 117 | |
| 118 | intfstream_t *intfstream_open_memory(void *data, |
| 119 | unsigned mode, unsigned hints, uint64_t size); |
| 120 | |
| 121 | intfstream_t *intfstream_open_writable_memory(void *data, |
| 122 | unsigned mode, unsigned hints, uint64_t size); |
| 123 | |
| 124 | intfstream_t *intfstream_open_chd_track(const char *path, |
| 125 | unsigned mode, unsigned hints, int32_t track); |
| 126 | |
| 127 | intfstream_t *intfstream_open_rzip_file(const char *path, |
| 128 | unsigned mode); |
| 129 | |
| 130 | RETRO_END_DECLS |
| 131 | |
| 132 | #endif |