kolibrios/programs/develop/libraries/libs_v2/include/fs.c
pavelyakov befac9b242 source code library
git-svn-id: svn://kolibrios.org@5936 a494cfbc-eb01-0410-851d-a64ba20cac60
2015-11-27 09:20:48 +00:00

394 lines
9.6 KiB
C

#ifndef FS_C_INCLUDE
#define FS_C_INCLUDE
#include "stdlib.c"
#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
{
unsigned p00;
char p04;
char p05[3];
unsigned p08;
unsigned p12;
unsigned p16;
unsigned p20;
unsigned p24;
unsigned p28;
//unsigned p32[2];
long long p32;
unsigned p40;
} FS_struct_BDVK;
#pragma pack(pop)
#define FS_COPY_BUFFER_SET 0x100000
static inline char BUF_COPY[FS_COPY_BUFFER_SET] = {0};
static inline char *string_error_code(char code)
{
if(!code)return "Successfully!";
if(code==1)return "Not defined basis and / or hard disk partition (sub-functions 7, 8 function 21)!";
if(code==2)return "Function is not supported for this file system!";
if(code==3)return "Unknown file system!";
if(code==4)return "Reserved, never returned to the current implementation!";
if(code==5)return "File not found!";
if(code==6)return "The file is ended!";
if(code==7)return "Pointer out the application memory!";
if(code==8)return "Disk is full!";
if(code==9)return "FAT table is destroyed!";
if(code==10)return "Access is denied!";
if(code==11)return "Device error!";
return "An unexpected error!";
}
static inline dword sprintf(char *mstr,const char *fmt,...)
{
dword *arg = &fmt;
char *tmp = 0;
char *pos = mstr;
--pos;
--fmt;
while(*++fmt)
{
char s = *fmt;
if(s=='%')
{
s = *++fmt;
if(s=='s')
{
tmp = *++arg;
while(*tmp)*++pos = *tmp++;
}
else
{
*++pos='%';
--fmt;
}
}
else *++pos=s;
}
*++pos = 0;
return pos-mstr;
}
static inline int FS_file_70(FS_struct70 *k)
{
asm volatile ("int $0x40"::"a"(70), "b"(k));
}
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;
FS_file_70(&file_read_struct);
return (FS_struct_BDVK*)&ret_struct;
}
static inline long long file_size(char *path)
{
FS_struct_BDVK *data = get_bdvk(path);
return data->p32;
}
static inline byte file_isdir(char *path)
{
FS_struct_BDVK *data = get_bdvk(path);
if(data->p00&0b10000)return 1;
return 0;
}
static inline byte file_ismetka(char *path)
{
FS_struct_BDVK *data = get_bdvk(path);
if(data->p00&0b1000)return 1;
return 0;
}
static inline byte file_isfile()
{
//FS_struct_BDVK *data = get_bdvk(path);
if(ret_struct.p00&0b11000)return 0;
return 1;
}
static inline int file_run(char *path,char *arg)
{
FS_struct70 file_read_struct;
file_read_struct.p00 = 7;
file_read_struct.p04 = 0;
file_read_struct.p08 = arg;
file_read_struct.p12 = 0;
file_read_struct.p16 = 0;
file_read_struct.p20 = 0;
file_read_struct.p21 = path;
return FS_file_70(&file_read_struct);
}
static inline int file_read_binary(char *path,unsigned pos,unsigned size,void *adr)
{
FS_struct70 file_read_struct;
file_read_struct.p00 = 0;
file_read_struct.p04 = pos;
file_read_struct.p08 = 0;
file_read_struct.p12 = size;
file_read_struct.p16 = (unsigned)adr;
file_read_struct.p20 = 0;
file_read_struct.p21 = path;
char c = FS_file_70(&file_read_struct);
if(c)
{
sprintf(&BUF_COPY,"'Error read file (%s) file: %s.'E",string_error_code(c),path);
file_run("/sys/@notify",&BUF_COPY);
}
return c;
}
static inline int file_delete(char *path)
{
FS_struct70 file_read_struct;
file_read_struct.p00 = 8;
file_read_struct.p04 = 0;
file_read_struct.p08 = 0;
file_read_struct.p12 = 0;
file_read_struct.p16 = 0;
file_read_struct.p20 = 0;
file_read_struct.p21 = path;
char c = FS_file_70(&file_read_struct);
if(c)
{
sprintf(&BUF_COPY,"'Error delete file: %s. Info: %s'E",string_error_code(c),path);
file_run("/sys/@notify",&BUF_COPY);
}
return c;
}
static inline int file_mkdir(char *path)
{
FS_struct70 file_read_struct;
file_read_struct.p00 = 9;
file_read_struct.p04 = 0;
file_read_struct.p08 = 0;
file_read_struct.p12 = 0;
file_read_struct.p16 = 0;
file_read_struct.p20 = 0;
file_read_struct.p21 = path;
char c = FS_file_70(&file_read_struct);
if(c)
{
sprintf(&BUF_COPY,"'Error make dir: %s. Info: %s.'E",string_error_code(c),path);
file_run("/sys/@notify",&BUF_COPY);
}
return c;
}
static inline int file_write(char *path,void *ukaz,dword size)
{
FS_struct70 file_read_struct;
file_read_struct.p00 = 2;
file_read_struct.p04 = 0;
file_read_struct.p08 = 0;
file_read_struct.p12 = size;
file_read_struct.p16 = ukaz;
file_read_struct.p20 = 0;
file_read_struct.p21 = path;
char c = FS_file_70(&file_read_struct);
if(c)
{
sprintf(&BUF_COPY,"'Error write file: %s. Info: %s.'E",string_error_code(c),path);
file_run("/sys/@notify",&BUF_COPY);
}
return c;
}
static inline int file_rewrite(char *path,dword pos1,dword pos2,void *ukaz,dword size)
{
FS_struct70 file_read_struct;
file_read_struct.p00 = 3;
file_read_struct.p04 = pos1;
file_read_struct.p08 = pos2;
file_read_struct.p12 = size;
file_read_struct.p16 = ukaz;
file_read_struct.p20 = 0;
file_read_struct.p21 = path;
char c = FS_file_70(&file_read_struct);
if(c)
{
sprintf(&BUF_COPY,"'Error rewrite file (%s) file: %s.'E",string_error_code(c),path);
file_run("/sys/@notify",&BUF_COPY);
}
return c;
}
static inline char file_copy(char *path1,char *path2)
{
long long size = file_size(path1);
if(!size)file_write(path2,&BUF_COPY,0);
long long cel = size;
cel /= FS_COPY_BUFFER_SET;
dword ost = size-cel*FS_COPY_BUFFER_SET;
long long i = 0;
char err=0;
if(cel)
{
if(file_read_binary(path1,0,FS_COPY_BUFFER_SET,&BUF_COPY))goto ERROR;
if(file_write(path2,&BUF_COPY,FS_COPY_BUFFER_SET))goto ERROR;
++i;
}
else
{
if(file_read_binary(path1,0,ost,&BUF_COPY))goto ERROR;
if(file_write(path2,&BUF_COPY,ost))goto ERROR;
return 1;
}
while(i<cel)
{
if(file_read_binary(path1,FS_COPY_BUFFER_SET*i,FS_COPY_BUFFER_SET,&BUF_COPY))goto ERROR;
if(file_rewrite(path2,FS_COPY_BUFFER_SET*i,0,&BUF_COPY,FS_COPY_BUFFER_SET))goto ERROR;
++i;
}
if(file_read_binary(path1,FS_COPY_BUFFER_SET*i,ost,&BUF_COPY))goto ERROR;
if(file_rewrite(path2,FS_COPY_BUFFER_SET*i,0,&BUF_COPY,ost))goto ERROR;
return 1;
ERROR:
//asm("":"=a"(err));
//sprintf(&BUF_COPY,"Error %s file: %s.",string_error_code(err),path1);
//file_run("/sys/@notify",&BUF_COPY);
return 0;
}
/*
dword FS_COPY_BUFFER_SET_POINT = 0x100000;
dword BUF_COPY_POINT = 0;
static inline char file_copy(char *path1,char *path2)
{
long long size = file_size(path1);
if(!size)file_write(path2,BUF_COPY_POINT,0);
long long cel = size;
cel /= FS_COPY_BUFFER_SET_POINT;
dword ost = size-cel*FS_COPY_BUFFER_SET_POINT;
long long i = 0;
char err=0;
if(cel)
{
if(file_read_binary(path1,0,FS_COPY_BUFFER_SET_POINT,BUF_COPY_POINT))goto ERROR;
if(file_write(path2,BUF_COPY_POINT,FS_COPY_BUFFER_SET_POINT))goto ERROR;
++i;
}
else
{
if(file_read_binary(path1,0,ost,BUF_COPY_POINT))goto ERROR;
if(file_write(path2,BUF_COPY_POINT,ost))goto ERROR;
return 1;
}
while(i<cel)
{
if(file_read_binary(path1,FS_COPY_BUFFER_SET_POINT*i,FS_COPY_BUFFER_SET_POINT,BUF_COPY_POINT))goto ERROR;
if(file_rewrite(path2,FS_COPY_BUFFER_SET_POINT*i,0,BUF_COPY_POINT,FS_COPY_BUFFER_SET_POINT))goto ERROR;
++i;
}
if(file_read_binary(path1,FS_COPY_BUFFER_SET_POINT*i,ost,BUF_COPY_POINT))goto ERROR;
if(file_rewrite(path2,FS_COPY_BUFFER_SET_POINT*i,0,BUF_COPY_POINT,ost))goto ERROR;
return 1;
ERROR:
//asm("":"=a"(err));
//sprintf(BUF_COPY_POINT,"Error %s file: %s.",string_error_code(err),path1);
//file_run("/sys/@notify",BUF_COPY_POINT);
return 0;
}
*/
/*
#define FS_COPY_BUFFER_SET 0x100000
char BUF_COPY[FS_COPY_BUFFER_SET] = {0};
static inline char file_copy(char *path1,char *path2)
{
long long size = file_size(path1);
if(!size)file_write(path2,&BUF_COPY,0);
long long cel = size;
cel /= FS_COPY_BUFFER_SET;
dword ost = size-cel*FS_COPY_BUFFER_SET;
long long i = 0;
if(cel)
{
file_read_binary(path1,0,FS_COPY_BUFFER_SET,&BUF_COPY);
file_write(path2,&BUF_COPY,FS_COPY_BUFFER_SET);
++i;
}
else
{
file_read_binary(path1,0,ost,&BUF_COPY);
file_write(path2,&BUF_COPY,ost);
return 1;
}
while(i<cel)
{
file_read_binary(path1,FS_COPY_BUFFER_SET*i,FS_COPY_BUFFER_SET,&BUF_COPY);
file_rewrite(path2,FS_COPY_BUFFER_SET*i,0,&BUF_COPY,FS_COPY_BUFFER_SET);
++i;
}
file_read_binary(path1,FS_COPY_BUFFER_SET*i,ost,&BUF_COPY);
file_rewrite(path2,FS_COPY_BUFFER_SET*i,0,&BUF_COPY,ost);
return 1;
}
*/
long long size_long_file=0;
static inline void *file_read(char *path)
{
size_long_file = file_size(path);
void *data = malloc(size_long_file+1);
if(file_read_binary(path,0,size_long_file,data))return 0;
return data;
}
static inline void *file_readKPACK(char *path)
{
void *data = 0;
dword size=0;
asm ("int $0x40":"=a"(data),"=d"(size):"a"(68), "b"(27), "c"(path));
size_long_file = size;
asm volatile(""::"c"(size));
return data;
}
static inline int file_read_dir(dword begin,dword file_count,dword read_buffer,char *dir_path)
{
FS_struct70 file_read_struct;
file_read_struct.p00 = 1;
file_read_struct.p04 = begin;
file_read_struct.p08 = 0;
file_read_struct.p12 = file_count;
file_read_struct.p16 = read_buffer;
file_read_struct.p20 = 0;
file_read_struct.p21 = dir_path;
return FS_file_70(&file_read_struct);
}
#endif