kolibrios/programs/cmm/lib/fs.h

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8.4 KiB
C
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#ifndef INCLUDE_FILESYSTEM_H
#define INCLUDE_FILESYSTEM_H
#print "[include <fs.h>]\n"
#ifndef INCLUDE_DATE_H
#include "../lib/date.h"
#endif
:struct f70{
dword func;
dword param1;
dword param2;
dword param3;
dword param4;
char rezerv;
dword name;
};
:struct BDVK {
dword readonly:1, hidden:1, system:1, volume_label:1, isfolder:1, notarchived:1, :0;
byte type_name;
byte rez1, rez2, selected;
dword timecreate;
date datecreate;
dword timelastaccess;
date datelastaccess;
dword timelastedit;
date datelastedit;
dword sizelo;
dword sizehi;
char name[518];
};
:f70 getinfo_file_70;
:dword GetFileInfo(dword file_path, bdvk_struct)
{
getinfo_file_70.func = 5;
getinfo_file_70.param1 =
getinfo_file_70.param2 =
getinfo_file_70.param3 = 0;
getinfo_file_70.param4 = bdvk_struct;
getinfo_file_70.rezerv = 0;
getinfo_file_70.name = file_path;
$mov eax,70
$mov ebx,#getinfo_file_70.func
$int 0x40
}
:f70 setinfo_file_70;
:dword SetFileInfo(dword file_path, bdvk_struct)
{
setinfo_file_70.func = 6;
setinfo_file_70.param1 =
setinfo_file_70.param2 =
setinfo_file_70.param3 = 0;
setinfo_file_70.param4 = bdvk_struct;
setinfo_file_70.rezerv = 0;
setinfo_file_70.name = file_path;
$mov eax,70
$mov ebx,#setinfo_file_70.func
$int 0x40
}
:f70 run_file_70;
:signed int RunProgram(dword run_path, run_param)
{
run_file_70.func = 7;
run_file_70.param1 =
run_file_70.param3 =
run_file_70.param4 =
run_file_70.rezerv = 0;
run_file_70.param2 = run_param;
run_file_70.name = run_path;
$mov eax,70
$mov ebx,#run_file_70.func
$int 0x40
}
:f70 create_dir_70;
:int CreateDir(dword new_folder_path)
{
create_dir_70.func = 9;
create_dir_70.param1 =
create_dir_70.param2 =
create_dir_70.param3 =
create_dir_70.param4 =
create_dir_70.rezerv = 0;
create_dir_70.name = new_folder_path;
$mov eax,70
$mov ebx,#create_dir_70.func
$int 0x40
}
:f70 del_file_70;
:int DeleteFile(dword del_file_path)
{
del_file_70.func = 8;
del_file_70.param1 =
del_file_70.param2 =
del_file_70.param3 =
del_file_70.param4 =
del_file_70.rezerv = 0;
del_file_70.name = del_file_path;
$mov eax,70
$mov ebx,#del_file_70.func
$int 0x40
}
:f70 read_file_70;
:int ReadFile(dword offset, data_size, buffer, file_path)
{
read_file_70.func = 0;
read_file_70.param1 = offset;
read_file_70.param2 = 0;
read_file_70.param3 = data_size;
read_file_70.param4 = buffer;
read_file_70.rezerv = 0;
read_file_70.name = file_path;
$mov eax,70
$mov ebx,#read_file_70.func
$int 0x40
}
:f70 write_file_70;
:int WriteFile(dword data_size, buffer, file_path)
{
write_file_70.func = 2;
write_file_70.param1 = 0;
write_file_70.param2 = 0;
write_file_70.param3 = data_size;
write_file_70.param4 = buffer;
write_file_70.rezerv = 0;
write_file_70.name = file_path;
$mov eax,70
$mov ebx,#write_file_70.func
$int 0x40
}
////////////////////////////////////////
// WriteInFileThatAlredyExists //
////////////////////////////////////////
:f70 write_file_offset_70;
:int WriteFileWithOffset(dword offset, data_size, buffer, file_path)
{
write_file_offset_70.func = 3;
write_file_offset_70.param1 = offset;
write_file_offset_70.param2 = 0;
write_file_offset_70.param3 = data_size;
write_file_offset_70.param4 = buffer;
write_file_offset_70.rezerv = 0;
write_file_offset_70.name = file_path;
$mov eax,70
$mov ebx,#write_file_offset_70.func
$int 0x40
}
:f70 read_dir_70;
:int ReadDir(dword file_count, read_buffer, dir_path)
{
read_dir_70.func = 1;
read_dir_70.param1 =
read_dir_70.param2 =
read_dir_70.rezerv = 0;
read_dir_70.param3 = file_count;
read_dir_70.param4 = read_buffer;
read_dir_70.name = dir_path;
$mov eax,70
$mov ebx,#read_dir_70.func
$int 0x40
}
:bool dir_exists(dword fpath)
{
char buf[32];
if (!ReadDir(0, #buf, fpath)) return true;
return false;
}
/*
// This implementation of dir_exists() is faster than
// previous but here virtual folders like
// '/' and '/tmp' are not recognised as FOLDERS
// by GetFileInfo() => BDVK.isfolder attribute :(
:bool dir_exists(dword fpath)
{
BDVK fpath_atr;
if (GetFileInfo(fpath, #fpath_atr) != 0) return false;
return fpath_atr.isfolder;
}
*/
:bool file_exists(dword fpath)
{
BDVK ReadFile_atr;
if (! GetFileInfo(fpath, #ReadFile_atr)) return true;
return false;
}
:int GetFile(dword buf, filesize, read_path)
{
int return_val = 0;
BDVK ReadFile_atr;
dword rBuf;
if (! GetFileInfo(read_path, #ReadFile_atr))
{
rBuf = malloc(ReadFile_atr.sizelo);
if (! ReadFile(0, ReadFile_atr.sizelo, rBuf, read_path))
{
ESDWORD[buf] = rBuf;
ESDWORD[filesize] = ReadFile_atr.sizelo;
return_val = 1;
}
}
free(rBuf);
return return_val;
}
enum
{
DIRS_ALL,
DIRS_NOROOT,
DIRS_ONLYREAL
};
:int GetDir(dword dir_buf, file_count, path, doptions)
{
dword buf, fcount, error;
buf = malloc(32);
error = ReadDir(0, buf, path);
if (!error)
{
fcount = ESDWORD[buf+8];
buf = realloc(buf, fcount+1*304+32);
ReadDir(fcount, buf, path);
//fcount=EBX;
if (doptions == DIRS_ONLYREAL)
{
if (!strcmp(".",buf+72)) {fcount--; memmov(buf,buf+304,fcount*304);}
if (!strcmp("..",buf+72)) {fcount--; memmov(buf,buf+304,fcount*304);}
}
if (doptions == DIRS_NOROOT)
{
if (!strcmp(".",buf+72)) {fcount--; memmov(buf,buf+304,fcount*304);}
}
ESDWORD[dir_buf] = buf;
ESDWORD[file_count] = fcount;
}
else
{
ESDWORD[file_count] = 0;
ESDWORD[dir_buf] = free(buf);
}
return error;
}
:dword abspath(dword relative_path) //GetAbsolutePathFromRelative()
{
char absolute_path[4096];
if (ESBYTE[relative_path]=='/')
{
strcpy(#absolute_path, relative_path);
}
else
{
strcpy(#absolute_path, I_Path);
absolute_path[strrchr(#absolute_path, '/')] = '\0';
strcat(#absolute_path, relative_path);
}
return #absolute_path;
}
:dword GetIni(dword ini_path, ini_name) //search it on /kolibrios/ then on /sys/
{
strcpy(ini_path, "/kolibrios/settings/");
strcat(ini_path, ini_name);
if (!file_exists(ini_path)) {
strcpy(ini_path, "/sys/SETTINGS/");
strcat(ini_path, ini_name);
}
return ini_path;
}
:byte ConvertSize_size_prefix[8];
:dword ConvertSize(dword bytes)
{
byte size_nm[4];
if (bytes>=1073741824) strlcpy(#size_nm, "Gb",2);
else if (bytes>=1048576) strlcpy(#size_nm, "Mb",2);
else if (bytes>=1024) strlcpy(#size_nm, "Kb",2);
else strlcpy(#size_nm, "b ",2);
while (bytes>1023) bytes >>= 10;
sprintf(#ConvertSize_size_prefix,"%d %s",bytes,#size_nm);
return #ConvertSize_size_prefix;
}
:dword ConvertSize64(dword bytes_lo, bytes_hi)
{
if (bytes_hi > 0) {
if (bytes_lo>=1073741824) bytes_lo >>= 30; else bytes_lo = 0;
sprintf(#ConvertSize_size_prefix,"%d Gb",bytes_hi<<2 + bytes_lo);
return #ConvertSize_size_prefix;
}
else return ConvertSize(bytes_lo);
}
:dword notify(dword notify_param)
{
return RunProgram("/sys/@notify", notify_param);
}
:void die(dword _last_msg)
{
notify(_last_msg);
ExitProcess();
}
:unsigned char size[25]=0;
:dword ConvertSizeToKb(unsigned int bytes)
{
unsigned int kb;
dword kb_line;
if (bytes >= 1024)
{
kb_line = itoa(bytes / 1024);
strcpy(#size, kb_line);
strcat(#size, " Kb");
}
else {
kb_line = itoa(bytes);
strcpy(#size, kb_line);
strcat(#size, " b");
}
return #size;
}
:int CopyFileAtOnce(dword size, copyFrom, copyTo)
dword cbuf;
int error;
{
cbuf = malloc(size);
if (error = ReadFile(0, size, cbuf, copyFrom))
{
debugln("Error: CopyFileAtOnce->ReadFile");
}
else
{
if (error = WriteFile(size, cbuf, copyTo)) debugln("Error: CopyFileAtOnce->WriteFile");
}
free(cbuf);
return error;
}
:int CopyFileByBlocks(dword size, copyFrom, copyTo)
dword cbuf;
int error=-1;
dword offpos=0;
int block_size=1024*1024*4; //copy by 4 MiBs
{
cbuf = malloc(block_size);
WriteFile(0, 0, copyTo); //create file
while(offpos < size)
{
error = ReadFile(offpos, block_size, cbuf, copyFrom);
if (error = 6) { //File ended before last byte was readed
block_size = EBX;
error=0;
}
else
if (error!=0) break;
if (error = WriteFileWithOffset(offpos, block_size, cbuf, copyTo)) break;
offpos += block_size;
}
free(cbuf);
return error;
}
#endif