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Add fs info header

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git-svn-id: svn://kolibrios.org@8077 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
superturbocat2001 2020-09-21 18:02:25 +00:00
parent 66bc551a95
commit bc232804f3
1 changed files with 81 additions and 0 deletions
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81
programs/system/shell/system/fs.h Normal file
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@ -0,0 +1,81 @@
typedef unsigned char byte;
typedef unsigned short word;
typedef unsigned int dword;
typedef unsigned long long qword;
#pragma pack(push,1)
typedef struct
{
unsigned p00;
unsigned p04;
unsigned p08;
unsigned p12;
unsigned p16;
char p20;
char *p21;
} FS_struct70;
#pragma pack(pop)
#pragma pack(push,1)
typedef struct
{
byte d;
byte m;
word y;
}date;
#pragma pack(push,1)
typedef struct
{
byte s;
byte m;
byte h;
byte zero;
}time;
#pragma pack(push,1)
typedef struct
{
dword attrib;
byte enc_name;
byte res[3];
time c_time;
date c_date;
time a_time;
date a_date;
time m_time;
date m_date;
dword size;
byte name[520];
} FS_struct_BDVK;
#pragma pack(pop)
static inline int FS_file_70(FS_struct70 *k)
{
int err=0;
asm volatile ("int $0x40":"=a"(err):"a"(70), "b"(k));
return err;
}
FS_struct_BDVK ret_struct;
static inline FS_struct_BDVK* get_bdvk(char *path)
{
FS_struct70 file_read_struct;
file_read_struct.p00 = 5;
file_read_struct.p04 = 0;
file_read_struct.p08 = 0;
file_read_struct.p12 = 0;
file_read_struct.p16 = (unsigned)&ret_struct;
file_read_struct.p20 = 0;
file_read_struct.p21 = path;
if(!FS_file_70(&file_read_struct))
{
return (FS_struct_BDVK*)&ret_struct;
}
else
{
return NULL;
}
}