Fixed iOS joystick support for new API

Xcode-iOS/SDL/SDL.xcodeproj/project.pbxproj

@@ -98,6 +98,8 @@
 		56ED04E3118A8EFD00A56AA6 /* SDL_syspower.m in Sources */ = {isa = PBXBuildFile; fileRef = 56ED04E2118A8EFD00A56AA6 /* SDL_syspower.m */; };
 		93CB792313FC5E5200BD3E05 /* SDL_uikitviewcontroller.h in Headers */ = {isa = PBXBuildFile; fileRef = 93CB792213FC5E5200BD3E05 /* SDL_uikitviewcontroller.h */; };
 		93CB792613FC5F5300BD3E05 /* SDL_uikitviewcontroller.m in Sources */ = {isa = PBXBuildFile; fileRef = 93CB792513FC5F5300BD3E05 /* SDL_uikitviewcontroller.m */; };
+		AA0AD06216647BBB00CE5896 /* SDL_gamecontroller.c in Sources */ = {isa = PBXBuildFile; fileRef = AA0AD06116647BBB00CE5896 /* SDL_gamecontroller.c */; };
+		AA0AD06516647BD400CE5896 /* SDL_gamecontroller.h in Headers */ = {isa = PBXBuildFile; fileRef = AA0AD06416647BD400CE5896 /* SDL_gamecontroller.h */; };
 		AA126AD41617C5E7005ABC8F /* SDL_uikitmodes.h in Headers */ = {isa = PBXBuildFile; fileRef = AA126AD21617C5E6005ABC8F /* SDL_uikitmodes.h */; };
 		AA126AD51617C5E7005ABC8F /* SDL_uikitmodes.m in Sources */ = {isa = PBXBuildFile; fileRef = AA126AD31617C5E6005ABC8F /* SDL_uikitmodes.m */; };
 		AA628ADB159369E3005138DD /* SDL_rotate.c in Sources */ = {isa = PBXBuildFile; fileRef = AA628AD9159369E3005138DD /* SDL_rotate.c */; };
@@ -356,6 +358,8 @@
 		56ED04E2118A8EFD00A56AA6 /* SDL_syspower.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = SDL_syspower.m; path = ../../src/power/uikit/SDL_syspower.m; sourceTree = SOURCE_ROOT; };
 		93CB792213FC5E5200BD3E05 /* SDL_uikitviewcontroller.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SDL_uikitviewcontroller.h; sourceTree = "<group>"; };
 		93CB792513FC5F5300BD3E05 /* SDL_uikitviewcontroller.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = SDL_uikitviewcontroller.m; sourceTree = "<group>"; };
+		AA0AD06116647BBB00CE5896 /* SDL_gamecontroller.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = SDL_gamecontroller.c; sourceTree = "<group>"; };
+		AA0AD06416647BD400CE5896 /* SDL_gamecontroller.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SDL_gamecontroller.h; sourceTree = "<group>"; };
 		AA126AD21617C5E6005ABC8F /* SDL_uikitmodes.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SDL_uikitmodes.h; sourceTree = "<group>"; };
 		AA126AD31617C5E6005ABC8F /* SDL_uikitmodes.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = SDL_uikitmodes.m; sourceTree = "<group>"; };
 		AA628AD9159369E3005138DD /* SDL_rotate.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = SDL_rotate.c; sourceTree = "<group>"; };
@@ -830,6 +834,7 @@
 			isa = PBXGroup;
 			children = (
 				FD689EFF0E26E5B600F90B21 /* iphoneos */,
+				AA0AD06116647BBB00CE5896 /* SDL_gamecontroller.c */,
 				FD5F9D1E0E0E08B3008E885B /* SDL_joystick.c */,
 				FD5F9D1F0E0E08B3008E885B /* SDL_joystick_c.h */,
 				FD5F9D200E0E08B3008E885B /* SDL_sysjoystick.h */,
@@ -914,6 +919,7 @@
 				AA7558701595D55500BBD41B /* SDL_endian.h */,
 				AA7558711595D55500BBD41B /* SDL_error.h */,
 				AA7558721595D55500BBD41B /* SDL_events.h */,
+				AA0AD06416647BD400CE5896 /* SDL_gamecontroller.h */,
 				AA7558731595D55500BBD41B /* SDL_gesture.h */,
 				AA7558741595D55500BBD41B /* SDL_haptic.h */,
 				AA7558751595D55500BBD41B /* SDL_hints.h */,
@@ -1259,6 +1265,7 @@
 				AA704DD6162AA90A0076D1C1 /* SDL_dropevents_c.h in Headers */,
 				AA9FF9511637C6E5000DF050 /* SDL_messagebox.h in Headers */,
 				AABCC3941640643D00AB8930 /* SDL_uikitmessagebox.h in Headers */,
+				AA0AD06516647BD400CE5896 /* SDL_gamecontroller.h in Headers */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -1478,6 +1485,7 @@
 				AA126AD51617C5E7005ABC8F /* SDL_uikitmodes.m in Sources */,
 				AA704DD7162AA90A0076D1C1 /* SDL_dropevents.c in Sources */,
 				AABCC3951640643D00AB8930 /* SDL_uikitmessagebox.m in Sources */,
+				AA0AD06216647BBB00CE5896 /* SDL_gamecontroller.c in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};

src/joystick/SDL_joystick.c

@@ -661,13 +661,13 @@ SDL_PrivateJoystickNeedsPolling()
 }
 
 
-/* return the guid for this index*/
+/* return the guid for this index */
 JoystickGUID SDL_JoystickGetDeviceGUID( int device_index )
 {
-	return SDL_SYS_PrivateJoystickGetDeviceID( device_index );
+	return SDL_SYS_PrivateJoystickGetDeviceGUID( device_index );
 }
 
-/* return the guid for this openeded device*/
+/* return the guid for this opened device */
 JoystickGUID SDL_JoystickGetGUID(SDL_Joystick * joystick)
 {
 	return SDL_SYS_PrivateJoystickGetGUID( joystick );

src/joystick/SDL_sysjoystick.h

@@ -107,7 +107,7 @@ extern int SDL_SYS_JoystickNeedsPolling();
 
 /* Function to return the stable GUID for a plugged in device
  */
-extern JoystickGUID SDL_SYS_PrivateJoystickGetDeviceID( int device_index );
+extern JoystickGUID SDL_SYS_PrivateJoystickGetDeviceGUID( int device_index );
 
 /* Function to return the stable GUID for a opened joystick
  */

src/joystick/darwin/SDL_sysjoystick.c

@@ -1089,7 +1089,7 @@ SDL_SYS_JoystickNeedsPolling()
 	return s_bDeviceAdded;
 }
 
-JoystickGUID SDL_SYS_PrivateJoystickGetDeviceID( int device_index )
+JoystickGUID SDL_SYS_PrivateJoystickGetDeviceGUID( int device_index )
 {
     recDevice *device = gpDeviceList;
     int index;

src/joystick/iphoneos/SDL_sysjoystick.m

@@ -37,13 +37,12 @@ const char *accelerometerName = "iPhone accelerometer";
 int
 SDL_SYS_JoystickInit(void)
 {
-    SDL_numjoysticks = 1;
     return (1);
 }
 
 /* Function to get the device-dependent name of a joystick */
 const char *
-SDL_SYS_JoystickName(int index)
+SDL_SYS_JoystickNameForIndex(int index)
 {
 	switch(index) {
 		case 0:
@@ -60,14 +59,13 @@ SDL_SYS_JoystickName(int index)
    It returns 0, or -1 if there is an error.
  */
 int
-SDL_SYS_JoystickOpen(SDL_Joystick * joystick)
+SDL_SYS_JoystickOpen(SDL_Joystick * joystick, int device_index)
 {
-	if (joystick->index == 0) {
+	if (device_index == 0) {
 		joystick->naxes = 3;
 		joystick->nhats = 0;
 		joystick->nballs = 0;
 		joystick->nbuttons = 0;
-		joystick->name  = accelerometerName;
 		[[SDLUIAccelerationDelegate sharedDelegate] startup];
 		return 0;
 	}
@@ -107,7 +105,7 @@ SDL_SYS_JoystickUpdate(SDL_Joystick * joystick)
 void
 SDL_SYS_JoystickClose(SDL_Joystick * joystick)
 {
-	if (joystick->index == 0 && [[SDLUIAccelerationDelegate sharedDelegate] isRunning]) {
+	if ([[SDLUIAccelerationDelegate sharedDelegate] isRunning]) {
 		[[SDLUIAccelerationDelegate sharedDelegate] shutdown];
 	}
 	SDL_SetError("No joystick open with that index");
@@ -121,4 +119,51 @@ SDL_SYS_JoystickQuit(void)
 {
     return;
 }
+
+/* Function to perform the mapping from device index to the instance id for this index */
+SDL_JoystickID SDL_SYS_GetInstanceIdOfDeviceIndex(int index)
+{
+    return index;
+}
+
+/* Function to determine is this joystick is attached to the system right now */
+int SDL_SYS_JoystickAttached(SDL_Joystick *joystick)
+{
+    return 1;
+}
+
+int SDL_SYS_NumJoysticks()
+{
+    return 1;
+}
+
+int SDL_SYS_JoystickNeedsPolling()
+{
+    return 0;
+}
+
+void SDL_SYS_JoystickDetect()
+{
+}
+
+JoystickGUID SDL_SYS_PrivateJoystickGetDeviceGUID( int device_index )
+{
+    JoystickGUID guid;
+    // the GUID is just the first 16 chars of the name for now
+    const char *name = SDL_SYS_JoystickNameForIndex( device_index );
+    SDL_zero( guid );
+    SDL_memcpy( &guid, name, SDL_min( sizeof(guid), SDL_strlen( name ) ) );
+    return guid;
+}
+
+JoystickGUID SDL_SYS_PrivateJoystickGetGUID(SDL_Joystick * joystick)
+{
+    JoystickGUID guid;
+    // the GUID is just the first 16 chars of the name for now
+    const char *name = joystick->name;
+    SDL_zero( guid );
+    SDL_memcpy( &guid, name, SDL_min( sizeof(guid), SDL_strlen( name ) ) );
+    return guid;
+}
+
 /* vi: set ts=4 sw=4 expandtab: */

src/joystick/linux/SDL_sysjoystick.c

@@ -513,7 +513,7 @@ SDL_SYS_JoystickNameForIndex(int index)
 {
     int fd;
     static char namebuf[128];
-    char *name;
+    const char *name;
     SDL_logical_joydecl(int oindex = index);
 
 #ifndef NO_LOGICAL_JOYSTICKS
@@ -1248,7 +1248,7 @@ SDL_JoystickID SDL_SYS_GetInstanceIdOfDeviceIndex(int index)
 /* Function to determine is this joystick is attached to the system right now */
 int SDL_SYS_JoystickAttached(SDL_Joystick *joystick)
 {
-    return !joystick->closed;
+    return 1;
 }
 
 int SDL_SYS_NumJoysticks()
@@ -1265,24 +1265,27 @@ void SDL_SYS_JoystickDetect()
 {
 }
 
-JoystickGUID SDL_SYS_PrivateJoystickGetDeviceID( int device_index )
+JoystickGUID SDL_SYS_PrivateJoystickGetDeviceGUID( int device_index )
 {
-    static JoystickGUID guid;
+    JoystickGUID guid;
     // the GUID is just the first 16 chars of the name for now
     const char *name = SDL_SYS_JoystickNameForIndex( device_index );
-    SDL_memcpy( &guid, name, sizeof(guid) );
+    SDL_zero( guid );
+    SDL_memcpy( &guid, name, SDL_min( sizeof(guid), SDL_strlen( name ) ) );
     return guid;
 }
 
 
 JoystickGUID SDL_SYS_PrivateJoystickGetGUID(SDL_Joystick * joystick)
 {
-    static JoystickGUID guid;
+    JoystickGUID guid;
     // the GUID is just the first 16 chars of the name for now
-    const char *name = SDL_SYS_JoystickNameForIndex( joystick->name );
+    const char *name = joystick->name;
-    SDL_memcpy( &guid, name, sizeof(guid) );
+    SDL_zero( guid );
+    SDL_memcpy( &guid, name, SDL_min( sizeof(guid), SDL_strlen( name ) ) );
     return guid;
 }
 
 #endif /* SDL_JOYSTICK_LINUX */
+
 /* vi: set ts=4 sw=4 expandtab: */

src/joystick/windows/SDL_dxjoystick.c

@@ -1651,7 +1651,7 @@ int SDL_SYS_JoystickNeedsPolling()
 }
 
 /* return the stable device guid for this device index */
-JoystickGUID SDL_SYS_PrivateJoystickGetDeviceID( int device_index )
+JoystickGUID SDL_SYS_PrivateJoystickGetDeviceGUID( int device_index )
 {
 	JoyStick_DeviceData *device = SYS_Joystick;
 	int index;