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hathach
2020-03-09 23:05:22 +07:00
parent ec4323277d
commit 8a8f84cd37
12 changed files with 1 additions and 1 deletions
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0
examples/device/net_lwip_webserver/.skip.MCU_LPC11UXX Normal file
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examples/device/net_lwip_webserver/.skip.MCU_LPC13XX Normal file
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examples/device/net_lwip_webserver/.skip.MCU_NUC121 Normal file
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examples/device/net_lwip_webserver/.skip.MCU_STM32L0 Normal file
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examples/device/net_lwip_webserver/Makefile Normal file
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include ../../../tools/top.mk
include ../../make.mk
CFLAGS += \
-DPBUF_POOL_SIZE=2 \
-DTCP_WND=2*TCP_MSS \
-DHTTPD_USE_CUSTOM_FSDATA=0
INC += \
src \
$(TOP)/hw \
$(TOP)/lib/lwip/src/include \
$(TOP)/lib/lwip/src/include/ipv4 \
$(TOP)/lib/lwip/src/include/lwip/apps \
$(TOP)/lib/networking
# Example source
EXAMPLE_SOURCE += $(wildcard src/*.c)
SRC_C += $(addprefix $(CURRENT_PATH)/, $(EXAMPLE_SOURCE))
SRC_C += \
lib/lwip/src/core/altcp.c \
lib/lwip/src/core/altcp_alloc.c \
lib/lwip/src/core/altcp_tcp.c \
lib/lwip/src/core/def.c \
lib/lwip/src/core/dns.c \
lib/lwip/src/core/inet_chksum.c \
lib/lwip/src/core/init.c \
lib/lwip/src/core/ip.c \
lib/lwip/src/core/mem.c \
lib/lwip/src/core/memp.c \
lib/lwip/src/core/netif.c \
lib/lwip/src/core/pbuf.c \
lib/lwip/src/core/raw.c \
lib/lwip/src/core/stats.c \
lib/lwip/src/core/sys.c \
lib/lwip/src/core/tcp.c \
lib/lwip/src/core/tcp_in.c \
lib/lwip/src/core/tcp_out.c \
lib/lwip/src/core/timeouts.c \
lib/lwip/src/core/udp.c \
lib/lwip/src/core/ipv4/autoip.c \
lib/lwip/src/core/ipv4/dhcp.c \
lib/lwip/src/core/ipv4/etharp.c \
lib/lwip/src/core/ipv4/icmp.c \
lib/lwip/src/core/ipv4/igmp.c \
lib/lwip/src/core/ipv4/ip4.c \
lib/lwip/src/core/ipv4/ip4_addr.c \
lib/lwip/src/core/ipv4/ip4_frag.c \
lib/lwip/src/netif/ethernet.c \
lib/lwip/src/netif/slipif.c \
lib/lwip/src/apps/http/httpd.c \
lib/lwip/src/apps/http/fs.c \
lib/networking/dhserver.c \
lib/networking/dnserver.c \
lib/networking/rndis_reports.c
include ../../rules.mk

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examples/device/net_lwip_webserver/src/arch/cc.h Normal file
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/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef __CC_H__
#define __CC_H__
//#include "cpu.h"
typedef int sys_prot_t;
/* define compiler specific symbols */
#if defined (__ICCARM__)
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_STRUCT
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#define PACK_STRUCT_USE_INCLUDES
#elif defined (__CC_ARM)
#define PACK_STRUCT_BEGIN __packed
#define PACK_STRUCT_STRUCT
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#elif defined (__GNUC__)
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_STRUCT __attribute__ ((__packed__))
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#elif defined (__TASKING__)
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_STRUCT
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#endif
#define LWIP_PLATFORM_ASSERT(x) do { if(!(x)) while(1); } while(0)
#endif /* __CC_H__ */

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examples/device/net_lwip_webserver/src/lwipopts.h Normal file
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/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt
*
*/
#ifndef __LWIPOPTS_H__
#define __LWIPOPTS_H__
/* Prevent having to link sys_arch.c (we don't test the API layers in unit tests) */
#define NO_SYS 1
#define MEM_ALIGNMENT 4
#define LWIP_RAW 1
#define LWIP_NETCONN 0
#define LWIP_SOCKET 0
#define LWIP_DHCP 0
#define LWIP_ICMP 1
#define LWIP_UDP 1
#define LWIP_TCP 1
#define ETH_PAD_SIZE 0
#define LWIP_IP_ACCEPT_UDP_PORT(p) ((p) == PP_NTOHS(67))
#define TCP_MSS (1500 /*mtu*/ - 20 /*iphdr*/ - 20 /*tcphhr*/)
#define TCP_SND_BUF (2 * TCP_MSS)
#define ETHARP_SUPPORT_STATIC_ENTRIES 1
#define LWIP_HTTPD_CGI 0
#define LWIP_HTTPD_SSI 0
#define LWIP_HTTPD_SSI_INCLUDE_TAG 0
#endif /* __LWIPOPTS_H__ */

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examples/device/net_lwip_webserver/src/main.c Normal file
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/*
* The MIT License (MIT)
*
* Copyright (c) 2020 Peter Lawrence
*
* influenced by lrndis https://github.com/fetisov/lrndis
*
* 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.
*
*/
/*
depending on the value of CFG_TUD_NET (tusb_config.h), this can be a CDC-ECM, RNDIS, or CDC-EEM USB virtual network adapter
CDC-ECM should be valid on Linux and MacOS hosts
RNDIS should be valid on Linux and Windows hosts
CDC-EEM should be valid on Linux hosts
You *must* customize tusb_config.h to set the CFG_TUD_NET definition to the type of these network adapters to emulate.
The MCU appears to the host as IP address 192.168.7.1, and provides a DHCP server, DNS server, and web server.
*/
#include "bsp/board.h"
#include "tusb.h"
#include "dhserver.h"
#include "dnserver.h"
#include "lwip/init.h"
#include "httpd.h"
/* lwip context */
static struct netif netif_data;
/* shared between tud_network_recv_cb() and service_traffic() */
static struct pbuf *received_frame;
/* this is used by this code, ./class/net/net_driver.c, and usb_descriptors.c */
/* ideally speaking, this should be generated from the hardware's unique ID (if available) */
const uint8_t tud_network_mac_address[6] = {0x20,0x89,0x84,0x6A,0x96,0x00};
/* network parameters of this MCU */
static const ip_addr_t ipaddr = IPADDR4_INIT_BYTES(192, 168, 7, 1);
static const ip_addr_t netmask = IPADDR4_INIT_BYTES(255, 255, 255, 0);
static const ip_addr_t gateway = IPADDR4_INIT_BYTES(0, 0, 0, 0);
/* database IP addresses that can be offered to the host; this must be in RAM to store assigned MAC addresses */
static dhcp_entry_t entries[] =
{
/* mac ip address subnet mask lease time */
{ {0}, {192, 168, 7, 2}, {255, 255, 255, 0}, 24 * 60 * 60 },
{ {0}, {192, 168, 7, 3}, {255, 255, 255, 0}, 24 * 60 * 60 },
{ {0}, {192, 168, 7, 4}, {255, 255, 255, 0}, 24 * 60 * 60 }
};
/* DHCP configuration parameters, leveraging "entries" above */
static const dhcp_config_t dhcp_config =
{
{192, 168, 7, 1}, 67, /* server address (self), port */
{192, 168, 7, 1}, /* dns server (self) */
"usb", /* dns suffix */
TU_ARRAY_SIZE(entries), /* number of entries */
entries /* pointer to entries */
};
static err_t linkoutput_fn(struct netif *netif, struct pbuf *p)
{
(void)netif;
for (;;)
{
/* if TinyUSB isn't ready, we must signal back to lwip that there is nothing we can do */
if (!tud_ready())
return ERR_USE;
/* if the network driver can accept another packet, we make it happen */
if (tud_network_can_xmit())
{
tud_network_xmit(p);
return ERR_OK;
}
/* transfer execution to TinyUSB in the hopes that it will finish transmitting the prior packet */
tud_task();
}
}
static err_t output_fn(struct netif *netif, struct pbuf *p, const ip_addr_t *addr)
{
return etharp_output(netif, p, addr);
}
static err_t netif_init_cb(struct netif *netif)
{
LWIP_ASSERT("netif != NULL", (netif != NULL));
netif->mtu = CFG_TUD_NET_MTU;
netif->flags = NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP | NETIF_FLAG_LINK_UP | NETIF_FLAG_UP;
netif->state = NULL;
netif->name[0] = 'E';
netif->name[1] = 'X';
netif->linkoutput = linkoutput_fn;
netif->output = output_fn;
return ERR_OK;
}
static void init_lwip(void)
{
struct netif *netif = &netif_data;
lwip_init();
netif->hwaddr_len = sizeof(tud_network_mac_address);
memcpy(netif->hwaddr, tud_network_mac_address, sizeof(tud_network_mac_address));
netif = netif_add(netif, &ipaddr, &netmask, &gateway, NULL, netif_init_cb, ip_input);
netif_set_default(netif);
}
/* handle any DNS requests from dns-server */
bool dns_query_proc(const char *name, ip_addr_t *addr)
{
if (0 == strcmp(name, "tiny.usb"))
{
*addr = ipaddr;
return true;
}
return false;
}
bool tud_network_recv_cb(struct pbuf *p)
{
/* this shouldn't happen, but if we get another packet before
parsing the previous, we must signal our inability to accept it */
if (received_frame) return false;
/* store away the pointer for service_traffic() to later handle */
received_frame = p;
return true;
}
static void service_traffic(void)
{
/* handle any packet received by tud_network_recv_cb() */
if (received_frame)
{
ethernet_input(received_frame, &netif_data);
pbuf_free(received_frame);
received_frame = NULL;
tud_network_recv_renew();
}
}
void tud_network_init_cb(void)
{
/* if the network is re-initializing and we have a leftover packet, we must do a cleanup */
if (received_frame)
{
pbuf_free(received_frame);
received_frame = NULL;
}
}
int main(void)
{
/* initialize TinyUSB */
board_init();
tusb_init();
/* initialize lwip, dhcp-server, dns-server, and http */
init_lwip();
while (!netif_is_up(&netif_data));
while (dhserv_init(&dhcp_config) != ERR_OK);
while (dnserv_init(&ipaddr, 53, dns_query_proc) != ERR_OK);
httpd_init();
while (1)
{
tud_task();
service_traffic();
}
return 0;
}
/* lwip has provision for using a mutex, when applicable */
sys_prot_t sys_arch_protect(void)
{
return 0;
}
void sys_arch_unprotect(sys_prot_t pval)
{
(void)pval;
}
/* lwip needs a millisecond time source, and the TinyUSB board support code has one available */
uint32_t sys_now(void)
{
return board_millis();
}

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examples/device/net_lwip_webserver/src/tusb_config.h Normal file
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/*
* The MIT License (MIT)
*
* 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.
*
*/
#ifndef _TUSB_CONFIG_H_
#define _TUSB_CONFIG_H_
#ifdef __cplusplus
extern "C" {
#endif
//--------------------------------------------------------------------
// COMMON CONFIGURATION
//--------------------------------------------------------------------
// defined by compiler flags for flexibility
#ifndef CFG_TUSB_MCU
#error CFG_TUSB_MCU must be defined
#endif
#if CFG_TUSB_MCU == OPT_MCU_LPC43XX || CFG_TUSB_MCU == OPT_MCU_LPC18XX || CFG_TUSB_MCU == OPT_MCU_MIMXRT10XX
#define CFG_TUSB_RHPORT0_MODE (OPT_MODE_DEVICE | OPT_MODE_HIGH_SPEED)
#else
#define CFG_TUSB_RHPORT0_MODE OPT_MODE_DEVICE
#endif
#define CFG_TUSB_OS OPT_OS_NONE
// CFG_TUSB_DEBUG is defined by compiler in DEBUG build
// #define CFG_TUSB_DEBUG 0
/* USB DMA on some MCUs can only access a specific SRAM region with restriction on alignment.
* Tinyusb use follows macros to declare transferring memory so that they can be put
* into those specific section.
* e.g
* - CFG_TUSB_MEM SECTION : __attribute__ (( section(".usb_ram") ))
* - CFG_TUSB_MEM_ALIGN : __attribute__ ((aligned(4)))
*/
#ifndef CFG_TUSB_MEM_SECTION
#define CFG_TUSB_MEM_SECTION
#endif
#ifndef CFG_TUSB_MEM_ALIGN
#define CFG_TUSB_MEM_ALIGN __attribute__ ((aligned(4)))
#endif
//--------------------------------------------------------------------
// DEVICE CONFIGURATION
//--------------------------------------------------------------------
#ifndef CFG_TUD_ENDPOINT0_SIZE
#define CFG_TUD_ENDPOINT0_SIZE 64
#endif
//------------- CLASS -------------//
#define CFG_TUD_CDC 0
#define CFG_TUD_MSC 0
#define CFG_TUD_HID 0
#define CFG_TUD_MIDI 0
#define CFG_TUD_VENDOR 0
//#define CFG_TUD_NET OPT_NET_ECM
#define CFG_TUD_NET OPT_NET_RNDIS
//#define CFG_TUD_NET OPT_NET_EEM
#ifdef __cplusplus
}
#endif
#endif /* _TUSB_CONFIG_H_ */

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/*
* The MIT License (MIT)
*
* 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.
*
*/
#include "tusb.h"
#include "usb_descriptors.h"
/* A combination of interfaces must have a unique product id, since PC will save device driver after the first plug.
* Same VID/PID with different interface e.g MSC (first), then CDC (later) will possibly cause system error on PC.
*
* Auto ProductID layout's Bitmap:
* [MSB] NET1:NET0 | VENDOR | MIDI | HID | MSC | CDC [LSB]
*/
#define _PID_MAP(itf, n) ( (CFG_TUD_##itf) << (n) )
#define USB_PID (0x4000 | _PID_MAP(CDC, 0) | _PID_MAP(MSC, 1) | _PID_MAP(HID, 2) | \
_PID_MAP(MIDI, 3) | _PID_MAP(VENDOR, 4) | _PID_MAP(NET, 5) )
//--------------------------------------------------------------------+
// Device Descriptors
//--------------------------------------------------------------------+
tusb_desc_device_t const desc_device =
{
.bLength = sizeof(tusb_desc_device_t),
.bDescriptorType = TUSB_DESC_DEVICE,
.bcdUSB = 0x0200,
.bDeviceClass = TUSB_CLASS_UNSPECIFIED,
.bDeviceSubClass = 0,
.bDeviceProtocol = 0,
.bMaxPacketSize0 = CFG_TUD_ENDPOINT0_SIZE,
.idVendor = 0xCafe,
.idProduct = USB_PID,
.bcdDevice = 0x0100,
.iManufacturer = 0x01,
.iProduct = 0x02,
.iSerialNumber = 0x03,
.bNumConfigurations = 0x01
};
// Invoked when received GET DEVICE DESCRIPTOR
// Application return pointer to descriptor
uint8_t const * tud_descriptor_device_cb(void)
{
return (uint8_t const *) &desc_device;
}
//--------------------------------------------------------------------+
// Configuration Descriptor
//--------------------------------------------------------------------+
enum
{
ITF_NUM_CDC = 0,
ITF_NUM_CDC_DATA,
ITF_NUM_TOTAL
};
enum
{
STR_LANGID = 0,
STR_MANUFACTURER,
STR_PRODUCT,
STR_ITFNAME,
STR_MAC,
};
#if CFG_TUD_NET == OPT_NET_ECM
#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + TUD_CDC_ECM_DESC_LEN)
#elif CFG_TUD_NET == OPT_NET_RNDIS
#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + TUD_RNDIS_DESC_LEN)
#elif CFG_TUD_NET == OPT_NET_EEM
#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + TUD_CDC_EEM_DESC_LEN)
#endif
#if CFG_TUSB_MCU == OPT_MCU_LPC175X_6X || CFG_TUSB_MCU == OPT_MCU_LPC177X_8X || CFG_TUSB_MCU == OPT_MCU_LPC40XX
// LPC 17xx and 40xx endpoint type (bulk/interrupt/iso) are fixed by its number
// 0 control, 1 In, 2 Bulk, 3 Iso, 4 In etc ...
#define EPNUM_CDC 2
#else
#define EPNUM_CDC 2
#endif
uint8_t const desc_configuration[] =
{
// Interface count, string index, total length, attribute, power in mA
TUD_CONFIG_DESCRIPTOR(ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0, 100),
#if CFG_TUD_NET == OPT_NET_ECM
// Interface number, description string index, MAC address string index, EP notification address and size, EP data address (out, in), and size, max segment size.
TUD_CDC_ECM_DESCRIPTOR(ITF_NUM_CDC, STR_ITFNAME, STR_MAC, 0x81, 8, EPNUM_CDC, 0x80 | EPNUM_CDC, CFG_TUD_NET_ENDPOINT_SIZE, CFG_TUD_NET_MTU),
#elif CFG_TUD_NET == OPT_NET_RNDIS
// Interface number, string index, EP notification address and size, EP data address (out, in) and size.
TUD_RNDIS_DESCRIPTOR(ITF_NUM_CDC, STR_ITFNAME, 0x81, 8, EPNUM_CDC, 0x80 | EPNUM_CDC, CFG_TUD_NET_ENDPOINT_SIZE),
#elif CFG_TUD_NET == OPT_NET_EEM
// Interface number, description string index, EP data address (out, in) and size.
TUD_CDC_EEM_DESCRIPTOR(ITF_NUM_CDC, STR_ITFNAME, EPNUM_CDC, 0x80 | EPNUM_CDC, CFG_TUD_NET_ENDPOINT_SIZE),
#endif
};
// Invoked when received GET CONFIGURATION DESCRIPTOR
// Application return pointer to descriptor
// Descriptor contents must exist long enough for transfer to complete
uint8_t const * tud_descriptor_configuration_cb(uint8_t index)
{
(void) index; // for multiple configurations
return desc_configuration;
}
//--------------------------------------------------------------------+
// String Descriptors
//--------------------------------------------------------------------+
// array of pointer to string descriptors
char const* string_desc_arr [] =
{
[STR_LANGID] = (const char[]) { 0x09, 0x04 }, // supported language is English (0x0409)
[STR_MANUFACTURER] = "TinyUSB", // Manufacturer
[STR_PRODUCT] = "TinyUSB Device", // Product
[STR_ITFNAME] = // CDC-ECM Interface
#if CFG_TUD_NET == OPT_NET_ECM
"TinyUSB CDC-ECM",
#elif CFG_TUD_NET == OPT_NET_RNDIS
"TinyUSB RNDIS",
#elif CFG_TUD_NET == OPT_NET_EEM
"TinyUSB CDC-EEM",
#endif
};
static uint16_t _desc_str[32];
// Invoked when received GET STRING DESCRIPTOR request
// Application return pointer to descriptor, whose contents must exist long enough for transfer to complete
uint16_t const* tud_descriptor_string_cb(uint8_t index, uint16_t langid)
{
(void)langid;
unsigned chr_count = 0;
if (STR_LANGID == index)
{
memcpy(&_desc_str[1], string_desc_arr[0], 2);
chr_count = 1;
}
else if (STR_MAC == index)
{
// Convert MAC address into UTF-16
for (unsigned i=0; i<sizeof(tud_network_mac_address); i++)
{
_desc_str[1+chr_count++] = "0123456789ABCDEF"[(tud_network_mac_address[i] >> 4) & 0xf];
_desc_str[1+chr_count++] = "0123456789ABCDEF"[(tud_network_mac_address[i] >> 0) & 0xf];
}
}
else
{
// Convert ASCII string into UTF-16
if ( !(index < sizeof(string_desc_arr)/sizeof(string_desc_arr[0])) ) return NULL;
const char* str = string_desc_arr[index];
// Cap at max char
chr_count = strlen(str);
if ( chr_count > (TU_ARRAY_SIZE(_desc_str) - 1)) chr_count = TU_ARRAY_SIZE(_desc_str) - 1;
for (unsigned i=0; i<chr_count; i++)
{
_desc_str[1+i] = str[i];
}
}
// first byte is length (including header), second byte is string type
_desc_str[0] = (TUSB_DESC_STRING << 8 ) | (2*chr_count + 2);
return _desc_str;
}

28
examples/device/net_lwip_webserver/src/usb_descriptors.h Normal file
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@@ -0,0 +1,28 @@
/*
* The MIT License (MIT)
*
* 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.
*/
#ifndef USB_DESCRIPTORS_H_
#define USB_DESCRIPTORS_H_
#endif /* USB_DESCRIPTORS_H_ */