Polish up archive support (#930)

* Fix directory path when extracting from archive

* Don't create new dir in execution dir of melonds
* Create it beside the archive instead

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* ArchiveUtil : Use QT functions for I/O

* Make it more platform independent, cleaner

* Fixes permission related crash on linux

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* NDSCart : Abstract out common code in LoadROM()

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* Extract nds roms to memory

* Some stuff is still broken in the frontend

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* GBACart : Abstract out common code in LoadROM()

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* Extract gba roms to memory

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* Integrate archive support with recent files

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* onClickRecentFile : Pause emu thread conditionally

* Don't pause at start of the function
* If user opens an archive and hits cancel, it won't pause

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* Handle Resets when loading from archives

* Ask user to pick the rom(s) again (i.e. GBA & NDS)
when there are multiple files in the archive(s)

* Directly load if only 1 file

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* Archive support for drag-n-drop

* Also recent files support for drag-n-drop

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* main : Allocate rombuffer objects on stack

* Less messy, decreases chances of memory leaks

* Underlying implementation of qbytearray uses heap (hopefully?)

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* GetSavestateName : Archive support

* Construct ssname from srampath (since rompath has archive name)

NOTE: In general, archive name != rom file name !!!!!!!!!!

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* Add srl and dsi as "direct-load" formats

* Direct-load = anything not in an archive

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* Don't use static functions

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* Remove QT stuff from Util_ROM

* Also, during reset, directly load file from archive (no rom picker)

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* Remove QT includes from FrontendUtil.h

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* Util_ROM/LoadROM() : Use SetupDSiNAND()

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* Util_ROM/Reset() : Use strrchr()

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* Util_ROM : Put Archive stuff behind ifdefs

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* main: Set parent widget for archive dialog boxes

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>

* Revert "Util_ROM/Reset() : Use strrchr()"

This reverts commit c8af6f066f.

src/NDS.cpp

@@ -830,6 +830,20 @@ void SetConsoleType(int type)
     ConsoleType = type;
 }
 
+bool LoadROM(const u8* romdata, u32 filelength, const char *sram, bool direct)
+{
+    if (NDSCart::LoadROM(romdata, filelength, sram, direct))
+    {
+        Running = true;
+        return true;
+    }
+    else
+    {
+        printf("Failed to load ROM from archive\n");
+        return false;
+    }
+}
+
 bool LoadROM(const char* path, const char* sram, bool direct)
 {
     if (NDSCart::LoadROM(path, sram, direct))
@@ -857,6 +871,19 @@ bool LoadGBAROM(const char* path, const char* sram)
     }
 }
 
+bool LoadGBAROM(const u8* romdata, u32 filelength, const char *filename, const char *sram)
+{
+    if (GBACart::LoadROM(romdata, filelength, sram))
+    {
+        return true;
+    }
+    else
+    {
+        printf("Failed to load ROM %s from archive\n", filename);
+        return false;
+    }
+}
+
 void LoadBIOS()
 {
     Reset();