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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 8140 | IgorA | 1 | #ifndef __KOLIBRI_FILE_H_INCLUDED_ |
| 2 | #define __KOLIBRI_FILE_H_INCLUDED_ |
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| 3 | |||
| 4 | #include "kolibri.h" |
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| 5 | #include "kos_heap.h" |
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| 6 | |||
| 7 | // Kolibri file interface. |
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| 8 | |||
| 9 | namespace Kolibri // All kolibri functions, types and data are nested in the (Kolibri) namespace. |
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| 10 | { |
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| 8179 | IgorA | 11 | struct FileDateTime{ |
| 12 | unsigned long int time; |
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| 13 | unsigned long int date; |
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| 14 | }; |
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| 15 | struct FileInfoBlock |
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| 8140 | IgorA | 16 | { |
| 8179 | IgorA | 17 | unsigned long int Function; |
| 18 | unsigned long int Position; |
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| 19 | unsigned long int Flags; |
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| 20 | unsigned long int Count; |
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| 21 | char *Buffer; |
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| 22 | char *FileName1; |
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| 23 | char *FileName2; |
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| 8140 | IgorA | 24 | }; |
| 8179 | IgorA | 25 | struct FileInfoA |
| 8140 | IgorA | 26 | { |
| 8179 | IgorA | 27 | unsigned long int Attributes; |
| 28 | unsigned long int Flags; |
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| 29 | FileDateTime DateCreate; |
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| 30 | FileDateTime DateAccess; |
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| 31 | FileDateTime DateModify; |
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| 32 | unsigned long int FileSizeLow; |
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| 33 | unsigned long int FileSizeHigh; |
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| 34 | char FileName[520]; |
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| 35 | }; |
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| 8140 | IgorA | 36 | |
| 37 | // Functions. |
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| 38 | |||
| 8179 | IgorA | 39 | int _FileAccess(FileInfoBlock *file_access); |
| 8140 | IgorA | 40 | |
| 8179 | IgorA | 41 | FileInfoBlock* FileOpen(const char *name) |
| 8140 | IgorA | 42 | { |
| 8179 | IgorA | 43 | if (!name || !name[0]){ |
| 44 | //DebugPutString("name is 0"); |
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| 45 | return 0; |
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| 8140 | IgorA | 46 | } |
| 8179 | IgorA | 47 | FileInfoBlock* file = (FileInfoBlock*)Alloc(sizeof(FileInfoBlock)+sizeof(FileInfoA)); |
| 48 | if (!file){ |
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| 49 | //DebugPutString("mem_Alloc -> 0"); |
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| 50 | return 0; |
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| 51 | } |
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| 52 | file->Function = 5; //SSF_GET_INFO |
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| 53 | file->Position = 0; |
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| 54 | file->Flags = 0; |
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| 55 | file->Count = 0; |
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| 56 | file->Buffer = (char*)file+sizeof(FileInfoBlock); |
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| 57 | file->FileName1 = (char*)name; |
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| 58 | file->FileName2 = (char*)name; |
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| 59 | file->FileName1 = (char*)((long)file->FileName1 << 8); |
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| 60 | file->FileName2 = (char*)((long)file->FileName2 >> 24); |
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| 61 | |||
| 62 | _FileAccess(file); |
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| 8140 | IgorA | 63 | return file; |
| 64 | } |
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| 65 | |||
| 8179 | IgorA | 66 | int FileClose(FileInfoBlock* file_data) |
| 8140 | IgorA | 67 | { |
| 68 | if (!file_data) return -1; |
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| 69 | Free(file_data); |
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| 70 | return 0; |
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| 71 | } |
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| 72 | |||
| 8179 | IgorA | 73 | unsigned long int FileRead(FileInfoBlock* file_data, void *mem, int size) |
| 8140 | IgorA | 74 | { |
| 8179 | IgorA | 75 | file_data->Function = 0; //SSF_READ_FILE |
| 76 | file_data->Position = 0; |
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| 77 | file_data->Flags = 0; |
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| 78 | file_data->Count = size; |
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| 79 | file_data->Buffer = (char*)mem; |
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| 8140 | IgorA | 80 | |
| 8179 | IgorA | 81 | if(!_FileAccess(file_data)) return file_data->Function; |
| 8140 | IgorA | 82 | else return 0; |
| 83 | } |
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| 9675 | IgorA | 84 | |
| 85 | unsigned long int FileCreate(FileInfoBlock* file_data, void *mem, int size) |
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| 86 | { |
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| 87 | file_data->Function = 2; //SSF_CREATE_FILE |
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| 88 | file_data->Position = 0; |
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| 89 | file_data->Flags = 0; |
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| 90 | file_data->Count = size; |
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| 91 | file_data->Buffer = (char*)mem; |
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| 92 | |||
| 93 | if(!_FileAccess(file_data)) return file_data->Function; |
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| 94 | else return 0; |
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| 95 | } |
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| 96 | |||
| 8140 | IgorA | 97 | // Inline functions. |
| 98 | |||
| 8179 | IgorA | 99 | inline unsigned long int FileGetLength(FileInfoBlock* file_data) |
| 8140 | IgorA | 100 | { |
| 101 | if (!file_data) return -1; |
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| 8179 | IgorA | 102 | return (unsigned long int)*(long*)((char*)file_data+sizeof(FileInfoBlock)+32); |
| 8140 | IgorA | 103 | } |
| 104 | } |
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| 105 | |||
| 106 | #endif // ndef __KOLIBRI_FILE_H_INCLUDED_ |
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| 107 |