Implement feature set query commands

The adapter can now be queried by the management tool to see
what configuration options and requests are available without
harcoding them for each release.

hiddata.c

@@ -195,6 +195,32 @@ static void hiddata_processCommandBuffer(struct hiddata_ops *ops)
 		case RQ_GCN64_BLOCK_IO:
 			cmdbuf_len = processBlockIO();
 			break;
+		case RQ_RNT_GET_SUPPORTED_REQUESTS:
+			cmdbuf[1] = RQ_GCN64_JUMP_TO_BOOTLOADER;
+			cmdbuf[2] = RQ_GCN64_RAW_SI_COMMAND;
+			cmdbuf[3] = RQ_GCN64_GET_CONFIG_PARAM;
+			cmdbuf[4] = RQ_GCN64_SET_CONFIG_PARAM;
+			cmdbuf[5] = RQ_GCN64_SUSPEND_POLLING;
+			cmdbuf[6] = RQ_GCN64_GET_VERSION;
+			cmdbuf[7] = RQ_GCN64_GET_SIGNATURE;
+			cmdbuf[8] = RQ_GCN64_GET_CONTROLLER_TYPE;
+			cmdbuf[9] = RQ_GCN64_SET_VIBRATION;
+			cmdbuf[10] = RQ_GCN64_BLOCK_IO;
+			cmdbuf[11] = RQ_RNT_GET_SUPPORTED_CFG_PARAMS;
+			cmdbuf[12] = RQ_RNT_GET_SUPPORTED_MODES;
+			cmdbuf[13] = RQ_RNT_GET_SUPPORTED_REQUESTS;
+			cmdbuf_len = 14;
+			break;
+		case RQ_RNT_GET_SUPPORTED_CFG_PARAMS:
+			cmdbuf_len = 1 + config_getSupportedParams(cmdbuf + 1);
+			break;
+		case RQ_RNT_GET_SUPPORTED_MODES:
+			cmdbuf_len = 1;
+			if (ops && ops->getSupportedModes) {
+				cmdbuf_len += ops->getSupportedModes(cmdbuf + 1);
+			}
+			break;
+
 	}
 
 #ifdef DEBUG

hiddata.h

@@ -7,6 +7,7 @@
 struct hiddata_ops {
 	void (*suspendPolling)(uint8_t suspend);
 	void (*forceVibration)(uint8_t channel, uint8_t force);
+	uint8_t (*getSupportedModes)(uint8_t *dst);
 };
 
 uint16_t hiddata_get_report(void *ctx, struct usb_request *rq, const uint8_t **dat);

main.c

@@ -422,9 +422,21 @@ static void forceVibration(uint8_t channel, uint8_t force)
 	}
 }
 
+static uint8_t getSupportedModes(uint8_t *dst)
+{
+	dst[0] = CFG_MODE_STANDARD;
+	dst[1] = CFG_MODE_N64_ONLY;
+	dst[2] = CFG_MODE_GC_ONLY;
+	dst[3] = CFG_MODE_2P_STANDARD;
+	dst[4] = CFG_MODE_2P_N64_ONLY;
+	dst[5] = CFG_MODE_2P_GC_ONLY;
+	return 6;
+}
+
 static struct hiddata_ops hiddata_ops = {
 	.suspendPolling = setSuspendPolling,
 	.forceVibration = forceVibration,
+	.getSupportedModes = getSupportedModes,
 };
 
 #define STATE_WAIT_POLLTIME			0

requests.h

@@ -11,6 +11,10 @@
 #define RQ_GCN64_SET_VIBRATION			0x07
 #define RQ_GCN64_RAW_SI_COMMAND			0x80
 #define RQ_GCN64_BLOCK_IO				0x81
+#define RQ_RNT_GET_SUPPORTED_REQUESTS		0xF0
+#define RQ_RNT_GET_SUPPORTED_MODES		0xF1
+#define RQ_RNT_GET_SUPPORTED_CFG_PARAMS	0xF2
+#define RQ_RNT_RESET_FIRMWARE			0xFE
 #define RQ_GCN64_JUMP_TO_BOOTLOADER		0xFF
 
 /* Configuration parameters and constants */