1 files changed, 85 insertions, 0 deletions
diff --git a/tinyusb/src/class/net/net_device.h b/tinyusb/src/class/net/net_device.h
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+++ b/tinyusb/src/class/net/net_device.h
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+/* 
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2020 Peter Lawrence
+ * Copyright (c) 2019 Ha Thach (tinyusb.org)
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ * This file is part of the TinyUSB stack.
+ */
+
+#ifndef _TUSB_NET_DEVICE_H_
+#define _TUSB_NET_DEVICE_H_
+
+#include "class/cdc/cdc.h"
+
+/* declared here, NOT in usb_descriptors.c, so that the driver can intelligently ZLP as needed */
+#define CFG_TUD_NET_ENDPOINT_SIZE (TUD_OPT_HIGH_SPEED ? 512 : 64)
+
+/* Maximum Tranmission Unit (in bytes) of the network, including Ethernet header */
+#ifndef CFG_TUD_NET_MTU
+#define CFG_TUD_NET_MTU           1514
+#endif
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+//--------------------------------------------------------------------+
+// Application API
+//--------------------------------------------------------------------+
+
+// client must provide this: initialize any network state back to the beginning
+void tud_network_init_cb(void);
+
+// client must provide this: return false if the packet buffer was not accepted
+bool tud_network_recv_cb(const uint8_t *src, uint16_t size);
+
+// client must provide this: copy from network stack packet pointer to dst
+uint16_t tud_network_xmit_cb(uint8_t *dst, void *ref, uint16_t arg);
+
+// client must provide this: 48-bit MAC address
+// TODO removed later since it is not part of tinyusb stack
+extern const uint8_t tud_network_mac_address[6];
+
+// indicate to network driver that client has finished with the packet provided to network_recv_cb()
+void tud_network_recv_renew(void);
+
+// poll network driver for its ability to accept another packet to transmit
+bool tud_network_can_xmit(void);
+
+// if network_can_xmit() returns true, network_xmit() can be called once
+void tud_network_xmit(void *ref, uint16_t arg);
+
+//--------------------------------------------------------------------+
+// INTERNAL USBD-CLASS DRIVER API
+//--------------------------------------------------------------------+
+void     netd_init            (void);
+void     netd_reset           (uint8_t rhport);
+uint16_t netd_open            (uint8_t rhport, tusb_desc_interface_t const * itf_desc, uint16_t max_len);
+bool     netd_control_xfer_cb (uint8_t rhport, uint8_t stage, tusb_control_request_t const * request);
+bool     netd_xfer_cb         (uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes);
+void     netd_report          (uint8_t *buf, uint16_t len);
+
+#ifdef __cplusplus
+ }
+#endif
+
+#endif /* _TUSB_NET_DEVICE_H_ */