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-rw-r--r--mediaplugin/src/media/UMediaPlugin.pas68
1 files changed, 59 insertions, 9 deletions
diff --git a/mediaplugin/src/media/UMediaPlugin.pas b/mediaplugin/src/media/UMediaPlugin.pas
index bf921423..934b22b7 100644
--- a/mediaplugin/src/media/UMediaPlugin.pas
+++ b/mediaplugin/src/media/UMediaPlugin.pas
@@ -49,7 +49,7 @@ type
TMediaPluginCore = record
version: cint;
- log: procedure(level: cint; msg: PChar; context: PChar); cdecl;
+ log: procedure(level: cint; msg: PAnsiChar; context: PAnsiChar); cdecl;
ticksMillis: function(): cuint32; cdecl;
fileOpen: function(utf8Filename: PAnsiChar; mode: cint): PFileStream; cdecl;
@@ -154,6 +154,7 @@ implementation
uses
SysUtils,
+ Classes,
SDL,
moduleloader,
UFilesystem,
@@ -192,7 +193,7 @@ end;
{* Misc *}
-procedure Core_log(level: cint; msg: PChar; context: PChar); cdecl;
+procedure Core_log(level: cint; msg: PAnsiChar; context: PAnsiChar); cdecl;
begin
Log.LogMsg(msg, context, DebugLogLevels[level]);
end;
@@ -204,34 +205,83 @@ end;
{* File *}
-function Core_fileOpen(utf8Filename: PChar; mode: cint): PFileStream; cdecl;
-begin
+const
+ FILE_OPEN_MODE_READ = $01;
+ FILE_OPEN_MODE_WRITE = $02;
+ FILE_OPEN_MODE_READ_WRITE = FILE_OPEN_MODE_READ or FILE_OPEN_MODE_WRITE;
+function Core_fileOpen(utf8Filename: PAnsiChar; mode: cint): PFileStream; cdecl;
+var
+ OpenMode: word;
+begin
+ if (mode = FILE_OPEN_MODE_READ_WRITE) then
+ OpenMode := fmCreate
+ else if (mode = FILE_OPEN_MODE_WRITE) then
+ OpenMode := fmCreate // TODO: fmCreate is Read+Write -> reopen with fmOpenWrite
+ else // (mode = FILE_OPEN_MODE_READ)
+ OpenMode := fmOpenRead or fmShareDenyWrite;
+
+ try
+ Result := TBinaryFileStream.Create(Path(utf8Filename), OpenMode);
+ except
+ Result := nil;
+ end;
end;
procedure Core_fileClose(stream: PFileStream); cdecl;
+var
+ FileStream : TStream;
begin
-
+ FileStream := TStream(stream);
+ FileStream.Free;
end;
function Core_fileRead(stream: PFileStream; buf: PCuint8; size: cint): cint64; cdecl;
+var
+ FileStream: TStream;
begin
-
+ FileStream := TStream(stream);
+ try
+ Result := FileStream.Read(buf^, size);
+ except
+ Result := -1;
+ end;
end;
function Core_fileWrite(stream: PFileStream; buf: PCuint8; size: cint): cint64; cdecl;
+var
+ FileStream: TStream;
begin
-
+ FileStream := TStream(stream);
+ try
+ Result := FileStream.Write(buf^, size);
+ except
+ Result := -1;
+ end;
end;
function Core_fileSeek(stream: PFileStream; pos: cint64; whence: cint): cint64; cdecl;
+var
+ FileStream : TStream;
+ Origin : TSeekOrigin;
begin
-
+ FileStream := TStream(stream);
+ case whence of
+ 0 {SEEK_SET}: Origin := soBeginning;
+ 1 {SEEK_CUR}: Origin := soCurrent;
+ 2 {SEEK_END}: Origin := soEnd;
+ else
+ Origin := soBeginning;
+ end;
+ Result := FileStream.Seek(pos, Origin);
end;
function Core_fileSize(stream: PFileStream): cint64; cdecl;
+var
+ FileStream : TStream;
begin
-
+ FileStream := TStream(stream);
+ Result := FileStream.Size;
end;
{* Thread *}