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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 8540 | superturbo | 1 | /* Copyright (C) 2019-2021 Logaev Maxim (turbocat2001), GPLv3 */ |
| 2 | |||
| 8280 | superturbo | 3 | #include |
| 4 | #include |
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| 5 | #include |
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| 6 | |||
| 7 | #pragma pack(push,1) |
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| 8 | typedef struct { |
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| 9 | unsigned p00; |
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| 10 | unsigned long long p04; |
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| 11 | unsigned p12; |
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| 12 | unsigned p16; |
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| 13 | char p20; |
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| 14 | char *p21; |
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| 15 | } kol_struct70; |
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| 16 | #pragma pack(pop) |
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| 17 | |||
| 18 | int kol_file_70(kol_struct70 *k) |
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| 19 | { |
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| 20 | asm volatile ("int $0x40"::"a"(70), "b"(k)); |
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| 21 | } |
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| 22 | |||
| 23 | bool dir_operations(unsigned char fun_num, char *path) |
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| 24 | { |
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| 25 | kol_struct70 inf; |
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| 26 | inf.p00 = fun_num; |
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| 27 | inf.p04 = 0; |
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| 28 | inf.p12 = 0; |
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| 29 | inf.p16 = 0; |
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| 30 | inf.p20 = 0; |
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| 31 | inf.p21 = path; |
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| 32 | if(!kol_file_70(&inf)){ |
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| 33 | return true; |
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| 34 | } |
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| 35 | else { |
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| 36 | return false; |
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| 37 | } |
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| 38 | } |
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| 39 | |||
| 8289 | superturbo | 40 | int lsdir(const char* dir, short_file_info **list) |
| 41 | { |
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| 42 | int num_of_file=0; |
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| 43 | kol_struct70 inf; |
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| 44 | |||
| 45 | inf.p00 = 1; |
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| 46 | inf.p04 = 0; |
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| 47 | inf.p12 = 2; |
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| 8540 | superturbo | 48 | inf.p16 = (unsigned) malloc(32+inf.p12*560); |
| 8289 | superturbo | 49 | inf.p20 = 0; |
| 8540 | superturbo | 50 | inf.p21 = (char*)dir; |
| 8289 | superturbo | 51 | |
| 52 | if(kol_file_70(&inf)) |
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| 53 | { |
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| 54 | free((void*)inf.p16); |
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| 55 | return FS_ERROR; |
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| 56 | } |
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| 57 | |||
| 58 | num_of_file = *(unsigned*)(inf.p16+8); |
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| 59 | inf.p12 = num_of_file; |
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| 60 | free((void*)inf.p16); |
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| 61 | inf.p16 = (unsigned) malloc(32+inf.p12*560); |
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| 62 | *list = (short_file_info*)malloc(num_of_file*sizeof(short_file_info)); |
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| 63 | |||
| 64 | if(kol_file_70(&inf)) |
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| 65 | { |
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| 66 | free((void*)inf.p16); |
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| 67 | return FS_ERROR; |
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| 68 | } |
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| 69 | |||
| 70 | for(int i=0; i |
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| 71 | { |
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| 72 | (*list)[i].type = *(unsigned*)(inf.p16+32+(264+40)*i); |
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| 73 | (*list)[i].name =(char*)(inf.p16+32+40+(264+40)*i); |
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| 74 | } |
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| 75 | return num_of_file; |
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| 76 | } |
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| 77 | |||
| 78 | |||
| 8280 | superturbo | 79 | char *getcwd(char *buf, unsigned size) |
| 80 | { |
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| 81 | if(buf == NULL){ |
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| 8289 | superturbo | 82 | if((buf = malloc(size))==NULL) |
| 83 | { |
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| 84 | return NULL; |
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| 85 | } |
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| 8280 | superturbo | 86 | } |
| 87 | __asm__ __volatile__( |
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| 88 | "int $0x40" |
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| 89 | ::"a"(30),"b"(2),"c"(buf), "d"(size)); |
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| 90 | return(buf); |
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| 91 | } |
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| 92 | |||
| 93 | void setcwd(const char* cwd) |
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| 94 | { |
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| 95 | __asm__ __volatile__( |
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| 96 | "int $0x40" |
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| 97 | ::"a"(30),"b"(1),"c"(cwd)); |
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| 98 | } |
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| 99 | |||
| 100 | bool rmdir(const char* dir) |
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| 101 | { |
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| 8540 | superturbo | 102 | return dir_operations(8, (char*)dir); |
| 8280 | superturbo | 103 | } |
| 104 | |||
| 105 | bool mkdir(const char* dir) |
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| 106 | { |
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| 8540 | superturbo | 107 | return dir_operations(9, (char*)dir); |
| 8280 | superturbo | 108 | } |