89 lines
1.5 KiB
C
89 lines
1.5 KiB
C
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#ifndef __KOS_IO_H__
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#define __KOS_IO_H__
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#pragma pack(push, 1)
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typedef struct
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{
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char sec;
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char min;
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char hour;
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char rsv;
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}detime_t;
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typedef struct
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{
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char day;
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char month;
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short year;
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}dedate_t;
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typedef struct
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{
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unsigned attr;
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unsigned flags;
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union
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{
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detime_t ctime;
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unsigned cr_time;
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};
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union
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{
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dedate_t cdate;
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unsigned cr_date;
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};
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union
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{
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detime_t atime;
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unsigned acc_time;
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};
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union
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{
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dedate_t adate;
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unsigned acc_date;
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};
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union
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{
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detime_t mtime;
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unsigned mod_time;
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};
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union
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{
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dedate_t mdate;
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unsigned mod_date;
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};
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unsigned size;
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unsigned size_high;
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} fileinfo_t;
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#pragma pack(pop)
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int create_file(const char *path);
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int get_fileinfo(const char *path, fileinfo_t *info);
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int read_file(const char *path, void *buff,
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size_t offset, size_t count, size_t *reads);
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int write_file(const char *path,const void *buff,
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size_t offset, size_t count, size_t *writes);
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int set_file_size(const char *path, unsigned size);
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void *load_file(const char *path, size_t *len);
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void __stdcall unpack(void* packed_data, void* unpacked_data);
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static inline int user_free(void *mem)
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{
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int val;
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__asm__ __volatile__(
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"int $0x40"
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:"=a"(val)
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:"a"(68),"b"(12),"c"(mem));
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return val;
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}
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static inline void set_cwd(const char* cwd)
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{
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__asm__ __volatile__(
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"int $0x40"
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::"a"(30),"b"(1),"c"(cwd));
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};
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#endif
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