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This commit is contained in:
Pavel 2022-10-20 17:29:28 +03:00
parent 8ac5b8743a
commit 260b053c5c
6 changed files with 439 additions and 379 deletions
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6
fpPS4.lpi
View File

@ -31,7 +31,7 @@
<PackageName Value="LCL"/>
</Item1>
</RequiredPackages>
<Units Count="93">
<Units Count="94">
<Unit0>
<Filename Value="fpPS4.lpr"/>
<IsPartOfProject Value="True"/>
@ -427,6 +427,10 @@
<IsPartOfProject Value="True"/>
<UnitName Value="ps4_libSceScreenShot"/>
</Unit92>
<Unit93>
<Filename Value="sys\sys_path.pas"/>
<IsPartOfProject Value="True"/>
</Unit93>
</Units>
</ProjectOptions>
<CompilerOptions>

36
kernel/ps4_kernel_file.pas
View File

@ -7,7 +7,7 @@ interface
uses
windows,
sys_types,
ps4_program,
sys_path,
Classes,
SysUtils;
@ -339,12 +339,12 @@ begin
end;
_sig_lock;
rp:=_parse_filename(path);
Result:=parse_filename(path,rp);
_sig_unlock;
if (rp='') then
if (Result<>0) then
begin
Exit(_set_sce_errno(SCE_KERNEL_ERROR_EACCES));
Exit(_set_sce_errno(px2sce(Result)));
end;
_sig_lock;
@ -628,10 +628,13 @@ begin
stat^:=Default(SceKernelStat);
_sig_lock;
rp:=_parse_filename(path);
Result:=parse_filename(path,rp);
_sig_unlock;
if (rp='') then Exit(_set_sce_errno(SCE_KERNEL_ERROR_EACCES));
if (Result<>0) then
begin
Exit(_set_sce_errno(px2sce(Result)));
end;
hfi:=Default(WIN32_FILE_ATTRIBUTE_DATA);
err:=SwGetFileAttributes(rp,@hfi);
@ -946,10 +949,13 @@ begin
Writeln('sceKernelMkdir:',path,'(',OctStr(mode,3),')');
_sig_lock;
fn:=_parse_filename(path);
Result:=parse_filename(path,fn);
_sig_unlock;
if (fn='') then Exit(_set_sce_errno(SCE_KERNEL_ERROR_EACCES));
if (Result<>0) then
begin
Exit(_set_sce_errno(px2sce(Result)));
end;
err:=SwCreateDir(fn);
@ -1004,10 +1010,13 @@ begin
Writeln('mkdir:',path);
_sig_lock;
fn:=_parse_filename(path);
Result:=parse_filename(path,fn);
_sig_unlock;
if (fn='') then Exit(_set_errno(EACCES));
if (Result<>0) then
begin
Exit(_set_errno(Result));
end;
err:=SwCreateDir(fn);
@ -1061,10 +1070,13 @@ begin
Writeln('sceKernelCheckReachability:',path);
_sig_lock;
fn:=_parse_filename(path);
Result:=parse_filename(path,fn);
_sig_unlock;
if (fn='') then Exit(_set_sce_errno(SCE_KERNEL_ERROR_EACCES));
if (Result<>0) then
begin
Exit(_set_sce_errno(px2sce(Result)));
end;
if FileExists(fn) or DirectoryExists(fn) then
begin

9
kernel/ps4_libkernel.pas
View File

@ -37,6 +37,7 @@ function ps4_sceKernelGetCompiledSdkVersion(sdkVersion:PDWORD):Integer; SysV_AB
implementation
uses
sys_path,
sys_kernel,
sys_pthread,
sys_signal;
@ -409,7 +410,13 @@ begin
Writeln('Load Lib:',moduleFileName);
fn:=_parse_filename(moduleFileName);
Result:=parse_filename(moduleFileName,fn);
if (Result<>0) then
begin
_sig_unlock;
Exit(px2sce(Result));
end;
node:=ps4_app.AcqureFileByName(ExtractFileName(fn));
if (node<>nil) then

361
ps4_program.pas
View File

@ -169,11 +169,6 @@ var
Procedure DumpExceptionCallStack(E: Exception);
Function FetchMount(path,point:PChar;mode:Integer):Integer;
Function UnMountPath(path:PChar):Integer;
function _parse_filename(filename:PChar):RawByteString;
function GetSceProcParam:Pointer;
function GetSceUserMainThreadName:PChar;
function GetSceUserMainThreadPriority:PDWORD;
@ -207,360 +202,6 @@ begin
Writeln(StdErr,Report);
end;
Procedure DoFixRelative(var Path:RawByteString);
Var
i,L,CF,PF:SizeInt;
Procedure _c; inline;
begin
Case (i-CF) of
2:if (PWORD(@Path[CF])^=$2E2E) then //..
begin
i:=i-PF+1;
L:=L-i;
Delete(Path,PF,i);
CF:=PF;
i:=PF-1;
end;
1:if (Path[CF]='.') then //.
begin
Delete(Path,1,CF);
L:=Length(Path);
CF:=1;
i:=1;
end;
end;
PF:=CF;
CF:=i+1;
end;
begin
PF:=1;
CF:=1;
i:=1;
L:=Length(Path);
While (i<=L) do
begin
if (Path[i]='/') then _c;
Inc(i);
end;
_c;
end;
Procedure DoDirSeparators(var Path:RawByteString); inline;
var
i:Integer;
begin
if ('/'<>DirectorySeparator) and (Path<>'') then
For i:=1 to Length(Path) do
if (Path[i]='/') then Path[i]:=DirectorySeparator;
end;
Function IsSep(c:AnsiChar):Boolean; inline;
begin
Result:=False;
Case c of
'\',
'/':Result:=True;
end;
end;
function IncludeTrailingPathDelimiter(Const Path:RawByteString):RawByteString; inline;
begin
Result:=Path;
if (Result='') or (not IsSep(Result[Length(Result)])) then Result:=Result+DirectorySeparator;
end;
function PathConcat(Path,filename:RawByteString):RawByteString;
begin
Path:=Trim(Path);
If (Path='') then Exit('');
if (not IsSep(Path[Length(Path)])) then Path:=Path+DirectorySeparator;
DoDirSeparators(filename);
Result:=Path+filename;
end;
const
DIRNAME_MAXSIZE=32;
MOUNT_MAXSIZE=16;
type
TMountDir=array[0..DIRNAME_MAXSIZE-1] of AnsiChar;
var
FMounts_lock:TRWLock;
FMounts:array[0..15] of TMountDir;
const
SCE_SAVE_DATA_ERROR_PARAMETER =-2137063424; // 0x809F0000
SCE_SAVE_DATA_ERROR_EXISTS =-2137063417; // 0x809F0007
SCE_SAVE_DATA_ERROR_NOT_FOUND =-2137063416; // 0x809f0008
SCE_SAVE_DATA_ERROR_MOUNT_FULL =-2137063412; // 0x809F000C
SCE_SAVE_DATA_ERROR_NOT_MOUNTED=-2137063420; // 0x809F0004
SCE_SAVE_DATA_ERROR_INTERNAL =-2137063413; // 0x809f000b
SCE_SAVE_DATA_ERROR_BUSY =-2137063421; // 0x809f0003
SCE_SAVE_DATA_MOUNT_MODE_RDONLY =1; //Read-only
SCE_SAVE_DATA_MOUNT_MODE_RDWR =2; //Read/write-enabled
SCE_SAVE_DATA_MOUNT_MODE_CREATE =4; //Create new (error if save data directory already exists)
SCE_SAVE_DATA_MOUNT_MODE_DESTRUCT_OFF=8; //Turn off corrupt flag (not recommended)
SCE_SAVE_DATA_MOUNT_MODE_COPY_ICON =16; //Copy save_data.png in package as icon when newly creating save data
SCE_SAVE_DATA_MOUNT_MODE_CREATE2 =32; //Create new (mount save data directory if it already exists)
Function FetchMount(path,point:PChar;mode:Integer):Integer;
var
sp:RawByteString;
s:TMountDir;
i,m:Integer;
Label
_exit;
begin
Result:=0;
if (path=nil) or (point=nil) then Exit(SCE_SAVE_DATA_ERROR_PARAMETER);
s:=Default(TMountDir);
MoveChar0(path^,s,DIRNAME_MAXSIZE);
i:=IndexChar(s,MOUNT_MAXSIZE,#0);
if (i=0) then Exit(SCE_SAVE_DATA_ERROR_PARAMETER);
sp:=IncludeTrailingPathDelimiter(ps4_app.save_path)+s;
if (mode and SCE_SAVE_DATA_MOUNT_MODE_CREATE2)<>0 then
begin
if not ForceDirectories(ps4_app.save_path) then Exit(SCE_SAVE_DATA_ERROR_INTERNAL);
CreateDir(sp);
end else
if (mode and SCE_SAVE_DATA_MOUNT_MODE_CREATE)<>0 then
begin
if not ForceDirectories(ps4_app.save_path) then Exit(SCE_SAVE_DATA_ERROR_INTERNAL);
//if not CreateDir(sp) then Exit(SCE_SAVE_DATA_ERROR_EXISTS);
CreateDir(sp);
end else
begin
if not DirectoryExists(sp) then Exit(SCE_SAVE_DATA_ERROR_NOT_FOUND);
end;
rwlock_wrlock(FMounts_lock);
m:=-1;
For i:=0 to 15 do
begin
if (FMounts[i]='') then
begin
if (m=-1) then m:=i;
end else
begin
if (FMounts[i]=s) then
begin
Result:=SCE_SAVE_DATA_ERROR_BUSY;
goto _exit;
end;
end;
end;
if (m<>-1) then
begin
FMounts[m]:=s;
s:='/savedata'+IntToStr(m);
Move(s,point^,MOUNT_MAXSIZE);
end else
begin
Result:=SCE_SAVE_DATA_ERROR_MOUNT_FULL;
end;
_exit:
rwlock_unlock(FMounts_lock);
end;
Function UnMountId(id:Byte):Integer;
begin
Result:=0;
rwlock_wrlock(FMounts_lock);
if (FMounts[id]<>'') then
begin
FMounts[id]:='';
end else
begin
Result:=SCE_SAVE_DATA_ERROR_NOT_MOUNTED;
end;
rwlock_unlock(FMounts_lock);
end;
Function UnMountPath(path:PChar):Integer;
var
s:TMountDir;
i:Integer;
begin
Result:=SCE_SAVE_DATA_ERROR_PARAMETER;
if (path=nil) then Exit;
s:=Default(TMountDir);
MoveChar0(path^,s,MOUNT_MAXSIZE);
if (s[0]<>'/') then Exit;
i:=IndexChar(s,MOUNT_MAXSIZE,#0);
Case i of
10:Case PQWORD(@s[1])^ of
$6174616465766173: //savedata
begin
Case s[9] of
'0'..'9':
begin
Result:=UnMountId(ord(s[9])-ord('0'));
end;
end;
end;
end;
11:Case PQWORD(@s[1])^ of
$6174616465766173: //savedata
begin
Case PWORD(PBYTE(@s)+9)^ of
$3031, //10
$3131, //11
$3231, //12
$3331, //13
$3431, //14
$3531: //15
begin
Result:=UnMountId(ord(s[10])-ord('0')+10);
end;
end;
end;
end;
end;
end;
Function GetMount(id:Byte):RawByteString;
begin
rwlock_rdlock(FMounts_lock);
Result:=FMounts[id];
rwlock_unlock(FMounts_lock);
end;
// /app0
// /savedata0
// /savedata15
function MountConcat(id:Byte;const filename:RawByteString):RawByteString;
var
s:RawByteString;
begin
s:=GetMount(id);
if (s='') then Exit('');
s:=IncludeTrailingPathDelimiter(ps4_app.save_path)+s;
Result:=PathConcat(s,filename);
end;
function _parse_cast(var pp,fp:PChar;var Path:RawByteString):Byte;
begin
Result:=0;
Case (fp-pp) of
0:pp:=fp+1; //next
4:Case PDWORD(pp)^ of
$30707061: //app0
begin
if (fp^<>#0) then Inc(fp);
Path:=PathConcat(ps4_app.app_path,fp);
Result:=1;
end;
else
Result:=2;
end;
9:Case PQWORD(pp)^ of
$6174616465766173: //savedata
begin
Case (pp+8)^ of
'0'..'9':
begin
if (fp^<>#0) then Inc(fp);
Path:=MountConcat(ord((pp+8)^)-ord('0'),fp);;
Result:=1;
end;
else
Result:=2;
end;
end;
else
Result:=2;
end;
10:Case PQWORD(pp)^ of
$6174616465766173: //savedata
begin
Case PWORD(pp+8)^ of
$3031, //10
$3131, //11
$3231, //12
$3331, //13
$3431, //14
$3531: //15
begin
if (fp^<>#0) then Inc(fp);
Path:=MountConcat(ord((pp+9)^)-ord('0')+10,fp);
//Result:=PathConcat(GetCurrentDir,fp);
Result:=1;
end;
else
Result:=2;
end;
end;
else
Result:=2;
end;
else
begin
//Writeln((fp-pp),'*',fp,'*',pp);
Result:=2;
end;
end;
end;
function _parse_filename(filename:PChar):RawByteString;
var
Path:RawByteString;
pp,fp:PChar;
begin
Result:='';
//Writeln(filename);
if (filename=nil) then Exit;
Path:=filename;
DoFixRelative(Path);
fp:=PChar(Path);
pp:=PChar(Path);
While (fp^<>#0) do
begin
Case fp^ of
'/':
begin
Case _parse_cast(pp,fp,Result) of
1:Exit; //mapped
2:Exit; //not mapped
else;
//next char
end;
end;
end;
Inc(fp);
end;
Case _parse_cast(pp,fp,Result) of
1:Exit; //mapped
else;
Exit; //not mapped
end;
end;
//--
procedure TElfNodeList.Push_head(Node:TElf_node);
@ -1647,7 +1288,5 @@ initialization
ps4_app.libs.Init;
ps4_app.elfs:=TIntegerHandles.Create;
rwlock_init(FMounts_lock);
end.

13
src/ps4_libscesavedata.pas
View File

@ -189,6 +189,7 @@ type
implementation
uses
sys_path,
sys_signal;
function ps4_sceSaveDataInitialize(params:Pointer):Integer; SysV_ABI_CDecl;
@ -295,7 +296,7 @@ begin
mountResult^:=Default(SceSaveDataMountResult);
_sig_lock;
Result:=FetchMount(PChar(mount^.dirName),@mountResult^.mountPoint,mount^.mountMode);
Result:=FetchSaveMount(PChar(mount^.dirName),@mountResult^.mountPoint,mount^.mountMode);
_sig_unlock;
if (Result=0) and
@ -312,7 +313,7 @@ begin
mountResult^:=Default(SceSaveDataMountResult);
_sig_lock;
Result:=FetchMount(PChar(mount^.dirName),@mountResult^.mountPoint,mount^.mountMode);
Result:=FetchSaveMount(PChar(mount^.dirName),@mountResult^.mountPoint,mount^.mountMode);
_sig_unlock;
if (Result=0) and
@ -326,14 +327,14 @@ end;
function ps4_sceSaveDataUmount(mountPoint:PSceSaveDataMountPoint):Integer; SysV_ABI_CDecl;
begin
_sig_lock;
Result:=UnMountPath(PChar(mountPoint));
Result:=UnMountSavePath(PChar(mountPoint));
_sig_unlock;
end;
function ps4_sceSaveDataUmountWithBackup(mountPoint:PSceSaveDataMountPoint):Integer; SysV_ABI_CDecl;
begin
_sig_lock;
Result:=UnMountPath(PChar(mountPoint));
Result:=UnMountSavePath(PChar(mountPoint));
//backup this
_sig_unlock;
end;
@ -413,6 +414,8 @@ begin
s:=IncludeTrailingPathDelimiter(ps4_app.save_path)+_convert_dir_name_search(@cond^.dirName);
_sig_lock;
ROut:=Default(TRawByteSearchRec);
if (FindFirst(s,faDirectory,ROut)=0) then
begin
@ -477,6 +480,8 @@ begin
end;
_sig_unlock;
end;
type

393
sys/sys_path.pas Normal file
View File

@ -0,0 +1,393 @@
unit sys_path;
{$mode ObjFPC}{$H+}
interface
uses
Classes,
SysUtils,
RWLock,
ps4_program,
sys_kernel;
Function FetchSaveMount(path,point:PChar;mode:Integer):Integer;
Function UnMountSavePath(path:PChar):Integer;
function parse_filename(filename:PChar;var r:RawByteString):Integer;
implementation
const
SCE_SAVE_DATA_ERROR_PARAMETER =-2137063424; // 0x809F0000
SCE_SAVE_DATA_ERROR_EXISTS =-2137063417; // 0x809F0007
SCE_SAVE_DATA_ERROR_NOT_FOUND =-2137063416; // 0x809f0008
SCE_SAVE_DATA_ERROR_MOUNT_FULL =-2137063412; // 0x809F000C
SCE_SAVE_DATA_ERROR_NOT_MOUNTED=-2137063420; // 0x809F0004
SCE_SAVE_DATA_ERROR_INTERNAL =-2137063413; // 0x809f000b
SCE_SAVE_DATA_ERROR_BUSY =-2137063421; // 0x809f0003
SCE_SAVE_DATA_MOUNT_MODE_RDONLY =1; //Read-only
SCE_SAVE_DATA_MOUNT_MODE_RDWR =2; //Read/write-enabled
SCE_SAVE_DATA_MOUNT_MODE_CREATE =4; //Create new (error if save data directory already exists)
SCE_SAVE_DATA_MOUNT_MODE_DESTRUCT_OFF=8; //Turn off corrupt flag (not recommended)
SCE_SAVE_DATA_MOUNT_MODE_COPY_ICON =16; //Copy save_data.png in package as icon when newly creating save data
SCE_SAVE_DATA_MOUNT_MODE_CREATE2 =32; //Create new (mount save data directory if it already exists)
DIRNAME_MAXSIZE=32;
MOUNT_MAXSIZE =16;
type
TMountDir=array[0..DIRNAME_MAXSIZE-1] of AnsiChar;
var
FSaveMounts_lock:TRWLock;
FSaveMounts:array[0..15] of TMountDir;
Procedure DoFixRelative(var Path:RawByteString);
Var
i,L,CF,PF:SizeInt;
Procedure _c; inline;
begin
Case (i-CF) of
2:if (PWORD(@Path[CF])^=$2E2E) then //..
begin
i:=i-PF+1;
L:=L-i;
Delete(Path,PF,i);
CF:=PF;
i:=PF-1;
end;
1:if (Path[CF]='.') then //.
begin
Delete(Path,1,CF);
L:=Length(Path);
CF:=1;
i:=1;
end;
end;
PF:=CF;
CF:=i+1;
end;
begin
PF:=1;
CF:=1;
i:=1;
L:=Length(Path);
While (i<=L) do
begin
if (Path[i]='/') then _c;
Inc(i);
end;
_c;
end;
Procedure DoDirSeparators(var Path:RawByteString); inline;
var
i:Integer;
begin
if ('/'<>DirectorySeparator) and (Path<>'') then
For i:=1 to Length(Path) do
if (Path[i]='/') then Path[i]:=DirectorySeparator;
end;
Function IsSep(c:AnsiChar):Boolean; inline;
begin
Result:=False;
Case c of
'\',
'/':Result:=True;
end;
end;
function IncludeTrailingPathDelimiter(Const Path:RawByteString):RawByteString; inline;
begin
Result:=Path;
if (Result='') or (not IsSep(Result[Length(Result)])) then Result:=Result+DirectorySeparator;
end;
function PathConcat(Path,filename:RawByteString):RawByteString;
begin
Path:=Trim(Path);
If (Path='') then Exit('');
if (not IsSep(Path[Length(Path)])) then Path:=Path+DirectorySeparator;
DoDirSeparators(filename);
Result:=Path+filename;
end;
Function FetchSaveMount(path,point:PChar;mode:Integer):Integer;
var
sp:RawByteString;
s:TMountDir;
i,m:Integer;
Label
_exit;
begin
Result:=0;
if (path=nil) or (point=nil) then Exit(SCE_SAVE_DATA_ERROR_PARAMETER);
s:=Default(TMountDir);
MoveChar0(path^,s,DIRNAME_MAXSIZE);
i:=IndexChar(s,MOUNT_MAXSIZE,#0);
if (i=0) then Exit(SCE_SAVE_DATA_ERROR_PARAMETER);
sp:=IncludeTrailingPathDelimiter(ps4_app.save_path)+s;
if (mode and SCE_SAVE_DATA_MOUNT_MODE_CREATE2)<>0 then
begin
if not ForceDirectories(ps4_app.save_path) then Exit(SCE_SAVE_DATA_ERROR_INTERNAL);
CreateDir(sp);
end else
if (mode and SCE_SAVE_DATA_MOUNT_MODE_CREATE)<>0 then
begin
if not ForceDirectories(ps4_app.save_path) then Exit(SCE_SAVE_DATA_ERROR_INTERNAL);
//if not CreateDir(sp) then Exit(SCE_SAVE_DATA_ERROR_EXISTS);
CreateDir(sp);
end else
begin
if not DirectoryExists(sp) then Exit(SCE_SAVE_DATA_ERROR_NOT_FOUND);
end;
rwlock_wrlock(FSaveMounts_lock);
m:=-1;
For i:=0 to 15 do
begin
if (FSaveMounts[i]='') then
begin
if (m=-1) then m:=i;
end else
begin
if (FSaveMounts[i]=s) then
begin
Result:=SCE_SAVE_DATA_ERROR_BUSY;
goto _exit;
end;
end;
end;
if (m<>-1) then
begin
FSaveMounts[m]:=s;
s:='/savedata'+IntToStr(m);
Move(s,point^,MOUNT_MAXSIZE);
end else
begin
Result:=SCE_SAVE_DATA_ERROR_MOUNT_FULL;
end;
_exit:
rwlock_unlock(FSaveMounts_lock);
end;
Function UnMountId(id:Byte):Integer;
begin
Result:=0;
rwlock_wrlock(FSaveMounts_lock);
if (FSaveMounts[id]<>'') then
begin
FSaveMounts[id]:='';
end else
begin
Result:=SCE_SAVE_DATA_ERROR_NOT_MOUNTED;
end;
rwlock_unlock(FSaveMounts_lock);
end;
Function UnMountSavePath(path:PChar):Integer;
var
s:TMountDir;
i:Integer;
begin
Result:=SCE_SAVE_DATA_ERROR_PARAMETER;
if (path=nil) then Exit;
s:=Default(TMountDir);
MoveChar0(path^,s,MOUNT_MAXSIZE);
if (s[0]<>'/') then Exit;
i:=IndexChar(s,MOUNT_MAXSIZE,#0);
Case i of
10:Case PQWORD(@s[1])^ of
$6174616465766173: //savedata
begin
Case s[9] of
'0'..'9':
begin
Result:=UnMountId(ord(s[9])-ord('0'));
end;
end;
end;
end;
11:Case PQWORD(@s[1])^ of
$6174616465766173: //savedata
begin
Case PWORD(PBYTE(@s)+9)^ of
$3031, //10
$3131, //11
$3231, //12
$3331, //13
$3431, //14
$3531: //15
begin
Result:=UnMountId(ord(s[10])-ord('0')+10);
end;
end;
end;
end;
end;
end;
Function GetSaveMount(id:Byte):RawByteString;
begin
rwlock_rdlock(FSaveMounts_lock);
Result:=FSaveMounts[id];
rwlock_unlock(FSaveMounts_lock);
end;
// /app0
// /savedata0
// /savedata15
function MountSaveConcat(id:Byte;const filename:RawByteString):RawByteString;
var
s:RawByteString;
begin
s:=GetSaveMount(id);
if (s='') then Exit('');
s:=IncludeTrailingPathDelimiter(ps4_app.save_path)+s;
Result:=PathConcat(s,filename);
end;
const
P_ERR =-1;
P_NEXT =0;
P_MOUNT=1;
function _parse_cast(var pp,fp:PChar;var Path:RawByteString):Integer;
begin
Result:=P_NEXT;
Case (fp-pp) of
0:pp:=fp+1; //next
3:Case (PDWORD(pp)^ and $00FFFFFF) of
$00766564: //dev
begin
if (fp^<>#0) then Inc(fp);
Result:=P_ERR; //TODO
end;
else
Result:=P_ERR;
end;
4:Case PDWORD(pp)^ of
$30707061: //app0
begin
if (fp^<>#0) then Inc(fp);
Path:=PathConcat(ps4_app.app_path,fp);
Result:=P_MOUNT;
end;
else
Result:=P_ERR;
end;
9:Case PQWORD(pp)^ of
$6174616465766173: //savedata
begin
Case (pp+8)^ of
'0'..'9':
begin
if (fp^<>#0) then Inc(fp);
Path:=MountSaveConcat(ord((pp+8)^)-ord('0'),fp);
Result:=P_MOUNT;
end;
else
Result:=P_ERR;
end;
end;
else
Result:=P_ERR;
end;
10:Case PQWORD(pp)^ of
$6174616465766173: //savedata
begin
Case PWORD(pp+8)^ of
$3031, //10
$3131, //11
$3231, //12
$3331, //13
$3431, //14
$3531: //15
begin
if (fp^<>#0) then Inc(fp);
Path:=MountSaveConcat(ord((pp+9)^)-ord('0')+10,fp);
Result:=P_MOUNT;
end;
else
Result:=P_ERR;
end;
end;
else
Result:=P_ERR;
end;
else
begin
//Writeln((fp-pp),'*',fp,'*',pp);
Result:=P_ERR;
end;
end;
end;
function parse_filename(filename:PChar;var r:RawByteString):Integer;
var
Path:RawByteString;
pp,fp:PChar;
begin
r:='';
//Writeln(filename);
if (filename=nil) then Exit(EINVAL);
Path:=filename;
DoFixRelative(Path);
fp:=PChar(Path);
pp:=PChar(Path);
While (fp^<>#0) do
begin
Case fp^ of
'/':
begin
Case _parse_cast(pp,fp,r) of
P_MOUNT:Exit(0); //mapped
P_ERR :Exit(EACCES); //not mapped
else;
//next char
end;
end;
end;
Inc(fp);
end;
Case _parse_cast(pp,fp,r) of
P_MOUNT:Exit(0); //mapped
else;
Exit(EACCES); //not mapped
end;
end;
initialization
rwlock_init(FSaveMounts_lock);
end.