Split out the control endpoint logic
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@@ -47,6 +47,7 @@
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#include "common/tusb_common.h"
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#include "msc_device.h"
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#include "device/control.h"
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#include "device/usbd_pvt.h"
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//--------------------------------------------------------------------+
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@@ -146,22 +147,22 @@ tusb_error_t mscd_open(uint8_t rhport, tusb_desc_interface_t const * p_desc_itf,
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return TUSB_ERROR_NONE;
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}
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tusb_error_t mscd_control_request_st(uint8_t rhport, tusb_control_request_t const * p_request)
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tusb_error_t mscd_control_request(uint8_t rhport, tusb_control_request_t const * p_request, uint16_t bytes_already_sent)
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{
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TU_ASSERT(p_request->bmRequestType_bit.type == TUSB_REQ_TYPE_CLASS, TUSB_ERROR_DCD_CONTROL_REQUEST_NOT_SUPPORT);
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if(MSC_REQ_RESET == p_request->bRequest)
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{
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dcd_control_status(rhport, p_request->bmRequestType_bit.direction);
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// TODO: Actually reset.
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}
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else if (MSC_REQ_GET_MAX_LUN == p_request->bRequest)
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{
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// returned MAX LUN is minus 1 by specs
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_usbd_ctrl_buf[0] = CFG_TUD_MSC_MAXLUN-1;
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usbd_control_xfer_st(rhport, p_request->bmRequestType_bit.direction, _usbd_ctrl_buf, 1);
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_shared_control_buffer[0] = CFG_TUD_MSC_MAXLUN-1;
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dcd_edpt_xfer(rhport, TUSB_DIR_IN_MASK, _shared_control_buffer, 1);
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}else
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{
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dcd_control_stall(rhport); // stall unsupported request
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return TUSB_ERROR_FAILED; // stall unsupported request
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}
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return TUSB_ERROR_NONE;
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}
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