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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 8759 | turbocat | 1 | /* Copyright (C) 2021 Logaev Maxim (turbocat2001), GPLv2 */ |
| 2 | |||
| 3 | #ifndef _KSYS_FS_H_ |
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| 4 | #define _KSYS_FS_H_ |
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| 5 | |||
| 6 | #include |
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| 7 | #include |
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| 8 | |||
| 9 | #define asm_inline __asm__ __volatile__ |
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| 10 | |||
| 11 | #pragma pack(push,1) |
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| 12 | typedef struct{ |
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| 13 | unsigned p00; |
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| 14 | union{ |
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| 15 | uint64_t p04; |
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| 16 | struct { |
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| 17 | unsigned p04dw; |
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| 18 | unsigned p08dw; |
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| 19 | }; |
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| 20 | }; |
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| 21 | unsigned p12; |
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| 22 | union { |
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| 23 | unsigned p16; |
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| 24 | const char *new_name; |
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| 25 | void *bdfe; |
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| 26 | void *buf16; |
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| 27 | const void *cbuf16; |
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| 28 | }; |
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| 29 | char p20; |
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| 30 | const char *p21; |
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| 31 | }ksys70_t; |
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| 32 | |||
| 33 | typedef struct { |
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| 34 | unsigned attributes; |
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| 35 | unsigned name_cp; |
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| 36 | char creation_time[4]; |
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| 37 | char creation_date[4]; |
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| 38 | char last_access_time[4]; |
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| 39 | char last_access_date[4]; |
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| 40 | char last_modification_time[4]; |
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| 41 | char last_modification_date[4]; |
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| 42 | unsigned long long size; |
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| 43 | char name[0]; |
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| 44 | }ksys_bdfe_t; |
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| 45 | #pragma pack(pop) |
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| 46 | |||
| 47 | static inline |
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| 48 | int _ksys_work_files(const ksys70_t *k) |
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| 49 | { |
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| 50 | int status; |
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| 51 | asm_inline( |
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| 52 | "int $0x40" |
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| 53 | :"=a"(status) |
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| 54 | :"a"(70), "b"(k) |
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| 55 | :"memory" |
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| 56 | ); |
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| 57 | return status; |
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| 58 | } |
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| 59 | |||
| 60 | static inline |
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| 61 | int _ksys_file_delete(const char *name) |
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| 62 | { |
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| 63 | ksys70_t k; |
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| 64 | k.p00 = 8; |
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| 65 | k.p20 = 0; |
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| 66 | k.p21 = name; |
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| 67 | return _ksys_work_files(&k); |
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| 68 | } |
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| 69 | |||
| 70 | static inline |
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| 71 | int _ksys_mkdir(const char *path) |
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| 72 | { |
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| 73 | ksys70_t dir_opt; |
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| 74 | dir_opt.p00 = 9; |
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| 75 | dir_opt.p21 = path; |
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| 76 | return _ksys_work_files(&dir_opt); |
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| 77 | } |
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| 78 | |||
| 79 | static inline |
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| 80 | void _ksys_setcwd(char* dir){ |
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| 81 | asm_inline( |
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| 82 | "int $0x40" |
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| 83 | ::"a"(30), "b"(1), "c"(dir) |
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| 84 | ); |
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| 85 | } |
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| 86 | |||
| 87 | static inline |
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| 88 | void* _ksys_alloc(size_t size){ |
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| 89 | void *val; |
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| 90 | asm_inline( |
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| 91 | "int $0x40" |
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| 92 | :"=a"(val) |
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| 93 | :"a"(68),"b"(12),"c"(size) |
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| 94 | ); |
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| 95 | return val; |
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| 96 | } |
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| 97 | |||
| 98 | static inline |
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| 99 | int _ksys_free(void *mem) |
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| 100 | { |
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| 101 | int val; |
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| 102 | asm_inline( |
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| 103 | "int $0x40" |
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| 104 | :"=a"(val) |
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| 105 | :"a"(68),"b"(13),"c"(mem) |
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| 106 | ); |
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| 107 | return val; |
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| 108 | } |
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| 109 | |||
| 8879 | turbocat | 110 | static inline |
| 111 | int _ksys_getcwd(char* buf, int bufsize){ |
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| 112 | register int val; |
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| 113 | asm_inline( |
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| 114 | "int $0x40" |
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| 115 | :"=a"(val):"a"(30), "b"(2), "c"(buf), "d"(bufsize) |
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| 116 | ); |
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| 117 | return val; |
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| 118 | } |
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| 119 | |||
| 8759 | turbocat | 120 | #endif |