| 1 | #ifndef __CORETYPES_H__ |
| 2 | #define __CORETYPES_H__ |
| 3 | |
| 4 | #include <stdint.h> |
| 5 | #include <stdio.h> |
| 6 | |
| 7 | #ifdef USE_LIBRETRO_VFS |
| 8 | #include <streams/file_stream_transforms.h> |
| 9 | #endif |
| 10 | |
| 11 | #define ARRAY_LENGTH(x) (sizeof(x)/sizeof(x[0])) |
| 12 | |
| 13 | #if defined(__PS3__) || defined(__PSL1GHT__) |
| 14 | #undef UINT32 |
| 15 | #undef UINT16 |
| 16 | #undef UINT8 |
| 17 | #undef INT32 |
| 18 | #undef INT16 |
| 19 | #undef INT8 |
| 20 | #endif |
| 21 | |
| 22 | typedef uint64_t UINT64; |
| 23 | typedef uint32_t UINT32; |
| 24 | typedef uint16_t UINT16; |
| 25 | typedef uint8_t UINT8; |
| 26 | |
| 27 | typedef int64_t INT64; |
| 28 | typedef int32_t INT32; |
| 29 | typedef int16_t INT16; |
| 30 | typedef int8_t INT8; |
| 31 | |
| 32 | typedef struct chd_core_file { |
| 33 | /* |
| 34 | * arbitrary pointer to data the implementation uses to implement the below functions |
| 35 | */ |
| 36 | void *argp; |
| 37 | |
| 38 | /* |
| 39 | * return the size of a given file as a 64-bit unsigned integer. |
| 40 | * the position of the file pointer after calling this function is |
| 41 | * undefined because many implementations will seek to the end of the |
| 42 | * file and call ftell. |
| 43 | * |
| 44 | * on error, (UINT64)-1 is returned. |
| 45 | */ |
| 46 | UINT64(*fsize)(struct chd_core_file*); |
| 47 | |
| 48 | /* |
| 49 | * should match the behavior of fread, except the FILE* argument at the end |
| 50 | * will be replaced with a struct chd_core_file*. |
| 51 | */ |
| 52 | size_t(*fread)(void*,size_t,size_t,struct chd_core_file*); |
| 53 | |
| 54 | // closes the given file. |
| 55 | int (*fclose)(struct chd_core_file*); |
| 56 | |
| 57 | // fseek clone |
| 58 | int (*fseek)(struct chd_core_file*, INT64, int); |
| 59 | } core_file; |
| 60 | |
| 61 | static inline int core_fclose(core_file *fp) { |
| 62 | return fp->fclose(fp); |
| 63 | } |
| 64 | |
| 65 | static inline size_t core_fread(core_file *fp, void *ptr, size_t len) { |
| 66 | return fp->fread(ptr, 1, len, fp); |
| 67 | } |
| 68 | |
| 69 | static inline int core_fseek(core_file* fp, INT64 offset, int whence) { |
| 70 | return fp->fseek(fp, offset, whence); |
| 71 | } |
| 72 | |
| 73 | static inline UINT64 core_fsize(core_file *fp) |
| 74 | { |
| 75 | return fp->fsize(fp); |
| 76 | } |
| 77 | |
| 78 | #endif |