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usb-firewall-firmware/RISC-V/Source/usbh_usr.c

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/*!
\file usbh_usr.c
\brief user application layer for USBFS host-mode MSC class operation
\version 2019-06-05, V1.0.0, firmware for GD32VF103
*/
/*
Copyright (c) 2019, GigaDevice Semiconductor Inc.
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. Neither the name of the copyright holder nor the names of its contributors
may be used to endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT HOLDER OR CONTRIBUTORS 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.
*/
#include <string.h>
#include "usbh_usr.h"
#include "drv_usb_hw.h"
#include "ff.h"
#include "usbh_msc_core.h"
#include "usbh_msc_scsi.h"
#include "usbh_msc_bbb.h"
extern usb_core_driver usbh_msc_core;
FATFS fatfs;
FIL file;
uint8_t line_idx = 0;
uint8_t need_clear = 0;
uint8_t usbh_usr_application_state = USBH_USR_FS_INIT;
uint8_t WriteTextBuff[] = "GD32 Connectivity line Host Demo application using FAT_FS ";
/* points to the DEVICE_PROP structure of current device */
usbh_user_cb user_callback_funs =
{
usbh_user_init,
usbh_user_deinit,
usbh_user_device_connected,
usbh_user_device_reset,
usbh_user_device_disconnected,
usbh_user_over_current_detected,
usbh_user_device_speed_detected,
usbh_user_device_desc_available,
usbh_user_device_address_assigned,
usbh_user_configuration_descavailable,
usbh_user_manufacturer_string,
usbh_user_product_string,
usbh_user_serialnum_string,
usbh_user_enumeration_finish,
usbh_user_userinput,
usbh_usr_msc_application,
usbh_user_device_not_supported,
usbh_user_unrecovered_error
};
const uint8_t MSG_HOST_INIT[] = "> Host Library Initialized.";
const uint8_t MSG_DEV_ATTACHED[] = "> Device Attached.";
const uint8_t MSG_DEV_DISCONNECTED[] = "> Device Disconnected.";
const uint8_t MSG_DEV_ENUMERATED[] = "> Enumeration completed.";
const uint8_t MSG_DEV_HIGHSPEED[] = "> High speed device detected.";
const uint8_t MSG_DEV_FULLSPEED[] = "> Full speed device detected.";
const uint8_t MSG_DEV_LOWSPEED[] = "> Low speed device detected.";
const uint8_t MSG_DEV_ERROR[] = "> Device fault.";
const uint8_t MSG_HOST_HEADER[] = "> USBFS MSC Host";
const uint8_t MSG_HOST_FOOTER[] = "> USB Host Library v2.0.0";
const uint8_t MSG_LIB_START[] = "##### USB Host library started #####";
const uint8_t MSG_DEV_NOSUP[] = "> Device not supported.";
const uint8_t MSG_OVERCURRENT[] = "> Overcurrent detected.";
const uint8_t MSG_RESET_DEV[] = "> Reset the USB device.";
const uint8_t MSG_MSC_CLASS[] = "> Mass storage device connected.";
const uint8_t MSG_HID_CLASS[] = "> HID device connected.";
const uint8_t MSG_DISK_SIZE[] = "> Size of the disk in MBytes: ";
const uint8_t MSG_LUN[] = "> LUN Available in the device:";
const uint8_t MSG_ROOT_CONT[] = "> Exploring disk flash ...";
const uint8_t MSG_WR_PROTECT[] = "> The disk is write protected.";
const uint8_t MSG_UNREC_ERROR[] = "> UNRECOVERED ERROR STATE.";
const uint8_t MSG_FILE_NOTINIT[] = "> Cannot initialize File System.";
const uint8_t MSG_FILE_INIT[] = "> File System initialized.";
const uint8_t MSG_Write_File[] = "> Writing File to disk flash ...";
const uint8_t MSG_Write_Protect[] = "> Disk flash is write protected ";
const uint8_t MSG_NOT_WRITE[] = "> GD32.TXT CANNOT be writen.";
const uint8_t MSG_CREATE_FILE[] = "> GD32.TXT created in the disk.";
static uint8_t explore_disk (char* path, uint8_t recu_level);
/*!
\brief user operation for host-mode initialization
\param[in] none
\param[out] none
\retval none
*/
void usbh_user_init(void)
{
static uint8_t startup = 0U;
if (0U == startup) {
startup = 1U;
//lcd_log_print((uint8_t *)MSG_LIB_START, sizeof(MSG_LIB_START) - 1, LCD_COLOR_WHITE);
//lcd_log_footer_set((uint8_t *)MSG_HOST_FOOTER, 70);
}
}
/*!
\brief user operation for device attached
\param[in] none
\param[out] none
\retval none
*/
void usbh_user_device_connected(void)
{
//lcd_log_print((uint8_t *)MSG_DEV_ATTACHED, sizeof(MSG_DEV_ATTACHED) - 1, LCD_COLOR_WHITE);
}
/*!
\brief user operation when unrecoveredError happens
\param[in] none
\param[out] none
\retval none
*/
void usbh_user_unrecovered_error (void)
{
//lcd_log_print((uint8_t *)MSG_UNREC_ERROR, sizeof(MSG_UNREC_ERROR) - 1, LCD_COLOR_WHITE);
}
/*!
\brief user operation for device disconnect event
\param[in] none
\param[out] none
\retval none
*/
void usbh_user_device_disconnected (void)
{
//lcd_log_print((uint8_t *)MSG_DEV_DISCONNECTED, sizeof(MSG_DEV_DISCONNECTED) - 1, LCD_COLOR_WHITE);
}
/*!
\brief user operation for reset USB Device
\param[in] none
\param[out] none
\retval none
*/
void usbh_user_device_reset(void)
{
//lcd_log_print((uint8_t *)MSG_RESET_DEV, sizeof(MSG_RESET_DEV) - 1, LCD_COLOR_WHITE);
}
/*!
\brief user operation for detectting device speed
\param[in] device_speed: device speed
\param[out] none
\retval none
*/
void usbh_user_device_speed_detected(uint32_t device_speed)
{
if (PORT_SPEED_HIGH == device_speed) {
//lcd_log_print((uint8_t *)MSG_DEV_HIGHSPEED, sizeof(MSG_DEV_HIGHSPEED) - 1, LCD_COLOR_WHITE);
} else if(PORT_SPEED_FULL == device_speed) {
//lcd_log_print((uint8_t *)MSG_DEV_FULLSPEED, sizeof(MSG_DEV_FULLSPEED) - 1, LCD_COLOR_WHITE);
} else if(PORT_SPEED_LOW == device_speed) {
//lcd_log_print((uint8_t *)MSG_DEV_LOWSPEED, sizeof(MSG_DEV_LOWSPEED) - 1, LCD_COLOR_WHITE);
} else {
//lcd_log_print((uint8_t *)MSG_DEV_ERROR, sizeof(MSG_DEV_ERROR) - 1, LCD_COLOR_WHITE);
}
}
/*!
\brief user operation when device descriptor is available
\param[in] device_desc: device descriptor
\param[out] none
\retval none
*/
void usbh_user_device_desc_available(void *device_desc)
{
uint8_t TempStr[64], str_len = 0;
usb_desc_dev *pDevStr = device_desc;
sprintf((char *)TempStr, "VID: %04Xh", (uint32_t)pDevStr->idVendor);
str_len = strlen((const char *)TempStr);
//lcd_log_print((uint8_t *)TempStr, str_len, LCD_COLOR_WHITE);
sprintf((char *)TempStr, "PID: %04Xh", (uint32_t)pDevStr->idProduct);
str_len = strlen((const char *)TempStr);
//lcd_log_print((uint8_t *)TempStr, str_len, LCD_COLOR_WHITE);
}
/*!
\brief usb device is successfully assigned the Address
\param[in] none
\param[out] none
\retval none
*/
void usbh_user_device_address_assigned(void)
{
}
/*!
\brief user operation when configuration descriptor is available
\param[in] cfg_desc: pointer to configuration descriptor
\param[in] itf_desc: pointer to interface descriptor
\param[in] ep_desc: pointer to endpoint descriptor
\param[out] none
\retval none
*/
void usbh_user_configuration_descavailable(usb_desc_config *cfg_desc,
usb_desc_itf *itf_desc,
usb_desc_ep *ep_desc)
{
usb_desc_itf *id = itf_desc;
if (0x08U == (*id).bInterfaceClass) {
//lcd_log_print((uint8_t *)MSG_MSC_CLASS, sizeof(MSG_MSC_CLASS) - 1, LCD_COLOR_WHITE);
} else if (0x03U == (*id).bInterfaceClass) {
//lcd_log_print((uint8_t *)MSG_HID_CLASS, sizeof(MSG_HID_CLASS) - 1, LCD_COLOR_WHITE);
}
}
/*!
\brief user operation when manufacturer string exists
\param[in] manufacturer_string: manufacturer string of usb device
\param[out] none
\retval none
*/
void usbh_user_manufacturer_string(void *manufacturer_string)
{
uint8_t TempStr[64], str_len = 0;
sprintf((char *)TempStr, "Manufacturer: %s", (char *)manufacturer_string);
str_len = strlen((const char *)TempStr);
//lcd_log_print((uint8_t *)TempStr, str_len, LCD_COLOR_WHITE);
}
/*!
\brief user operation when product string exists
\param[in] product_string: product string of usb device
\param[out] none
\retval none
*/
void usbh_user_product_string(void *product_string)
{
uint8_t TempStr[64], str_len = 0;
sprintf((char *)TempStr, "Product: %s", (char *)product_string);
str_len = strlen((const char *)TempStr);
//lcd_log_print((uint8_t *)TempStr, str_len, LCD_COLOR_WHITE);
}
/*!
\brief user operatin when serialNum string exists
\param[in] serial_num_string: serialNum string of usb device
\param[out] none
\retval none
*/
void usbh_user_serialnum_string(void *serial_num_string)
{
uint8_t TempStr[64], str_len = 0;
sprintf((char *)TempStr, "Serial Number: %s", (char *)serial_num_string);
str_len = strlen((const char *)TempStr);
//lcd_log_print((uint8_t *)TempStr, str_len, LCD_COLOR_WHITE);
}
/*!
\brief user response request is displayed to ask for application jump to class
\param[in] none
\param[out] none
\retval none
*/
void usbh_user_enumeration_finish(void)
{
uint8_t Str1[] = "To see the disk information: ";
uint8_t Str2[] = "Press CET Key...";
//lcd_log_print((uint8_t *)MSG_DEV_ENUMERATED, sizeof(MSG_DEV_ENUMERATED) - 1, LCD_COLOR_WHITE);
//lcd_log_print((uint8_t *)Str1, sizeof(Str1) - 1, LCD_COLOR_GREEN);
//lcd_log_print((uint8_t *)Str2, sizeof(Str2) - 1, LCD_COLOR_GREEN);
}
/*!
\brief user operation when device is not supported
\param[in] none
\param[out] none
\retval none
*/
void usbh_user_device_not_supported(void)
{
//lcd_log_print((uint8_t *)MSG_DEV_NOSUP, sizeof(MSG_DEV_NOSUP) - 1, LCD_COLOR_WHITE);
}
/*!
\brief user action for application state entry
\param[in] none
\param[out] none
\retval user response for user key
*/
usbh_user_status usbh_user_userinput(void)
{
usbh_user_status usbh_usr_status = USBH_USER_NO_RESP;
return usbh_usr_status;
}
/*!
\brief user operation for device overcurrent detection event
\param[in] none
\param[out] none
\retval none
*/
void usbh_user_over_current_detected (void)
{
//lcd_log_print((uint8_t *)MSG_OVERCURRENT, sizeof(MSG_OVERCURRENT) - 1, LCD_COLOR_WHITE);
}
/*!
\brief demo application for mass storage
\param[in] pudev: pointer to device
\param[in] id: no use here
\param[out] none
\retval status
*/
int usbh_usr_msc_application(void)
{
FRESULT res;
uint16_t bytesWritten, bytesToWrite;
uint8_t Str1[] = "> To see the root content of the disk ";
uint8_t Str2[] = "> Press C Key to write file";
uint8_t Str3[] = "> The MSC host demo is end.";
uint8_t Str4[] = "> Press CET key...";
uint8_t TempStr[64], str_len = 0;
switch(usbh_usr_application_state)
{
case USBH_USR_FS_INIT:
/* initialises the file system*/
if (FR_OK != f_mount(0, &fatfs)) {
//lcd_log_print((uint8_t *)MSG_FILE_NOTINIT, sizeof(MSG_FILE_NOTINIT) - 1, LCD_COLOR_WHITE);
return(-1);
}
//lcd_log_print((uint8_t *)MSG_FILE_INIT, sizeof(MSG_FILE_INIT) - 1, LCD_COLOR_WHITE);
sprintf((char *)TempStr, "> Disk capacity: %ud Bytes.", \
usbh_msc_param.msc_capacity * usbh_msc_param.msc_page_len);
str_len = strlen((const char *)TempStr);
//lcd_log_print((uint8_t *)TempStr, str_len, LCD_COLOR_WHITE);
if (DISK_WRITE_PROTECTED == usbh_msc_param.msc_write_protect) {
//lcd_log_print((uint8_t *)MSG_WR_PROTECT, sizeof(MSG_WR_PROTECT) - 1, LCD_COLOR_WHITE);
}
usbh_usr_application_state = USBH_USR_FS_READLIST;
break;
case USBH_USR_FS_READLIST:
//lcd_log_print((uint8_t *)MSG_ROOT_CONT, sizeof(MSG_ROOT_CONT) - 1, LCD_COLOR_WHITE);
//lcd_log_print((uint8_t *)Str1, sizeof(Str1) - 1, LCD_COLOR_GREEN);
//lcd_log_print((uint8_t *)Str4, sizeof(Str4) - 1, LCD_COLOR_GREEN);
//explore_disk("0:/", 1);
line_idx = 0;
usbh_usr_application_state = USBH_USR_FS_WRITEFILE;
break;
case USBH_USR_FS_WRITEFILE:
usb_mdelay(100U);
//lcd_log_print((uint8_t *)Str2, sizeof(Str2) - 1, LCD_COLOR_GREEN);
//lcd_log_print((uint8_t *)MSG_Write_File, sizeof(MSG_Write_File) - 1, LCD_COLOR_WHITE);
if (DISK_WRITE_PROTECTED == usbh_msc_param.msc_write_protect) {
//lcd_log_print((uint8_t *)MSG_Write_Protect, sizeof(MSG_Write_Protect) - 1, LCD_COLOR_WHITE);
usbh_usr_application_state = USBH_USR_FS_DEMOEND;
break;
}
/* register work area for logical drives */
f_mount(0, &fatfs);
if (FR_OK == f_open(&file, "0:GD32.TXT", FA_CREATE_ALWAYS | FA_WRITE)) {
/* write buffer to file */
bytesToWrite = sizeof(WriteTextBuff);
res = f_write (&file, WriteTextBuff, bytesToWrite, (void *)&bytesWritten);
/* EOF or error */
if ((0U == bytesWritten) || (FR_OK != res)) {
//lcd_log_print((uint8_t *)MSG_NOT_WRITE, sizeof(MSG_NOT_WRITE) - 1, LCD_COLOR_WHITE);
} else {
//lcd_log_print((uint8_t *)MSG_CREATE_FILE, sizeof(MSG_CREATE_FILE) - 1, LCD_COLOR_WHITE);
}
/* close file and filesystem */
f_close(&file);
f_mount(0, NULL);
} else {
//lcd_log_print((uint8_t *)MSG_CREATE_FILE, sizeof(MSG_CREATE_FILE) - 1, LCD_COLOR_WHITE);
}
usbh_usr_application_state = USBH_USR_FS_DEMOEND;
//lcd_log_print((uint8_t *)Str3, sizeof(Str3) - 1, LCD_COLOR_GREEN);
break;
case USBH_USR_FS_DEMOEND:
break;
default:
break;
}
return(0);
}
/*!
\brief displays disk content
\param[in] path: pointer to root path
\param[in] recu_level: recursive level
\param[out] none
\retval status
*/
static uint8_t explore_disk (char* path, uint8_t recu_level)
{
FRESULT res;
FILINFO fno;
DIR dir;
char *fn;
uint8_t Str2[] = "Press B Key to continue";
res = f_opendir(&dir, path);
if (res == FR_OK) {
while (usbh_msc_core.host.connect_status) {
res = f_readdir(&dir, &fno);
if (FR_OK != res || 0U == fno.fname[0]) {
break;
}
if ('.' == fno.fname[0]) {
continue;
}
fn = fno.fname;
line_idx++;
if (line_idx > 4) {
line_idx = 0;
//lcd_log_print((uint8_t *)Str2, sizeof(Str2) - 1, LCD_COLOR_GREEN);
}
if (1U == recu_level) {
uint8_t temp[] = " |__";
//lcd_log_print((uint8_t *)temp, strlen((const char *)temp), LCD_COLOR_WHITE);
} else if(2U == recu_level) {
uint8_t temp[] = " | |__";
//lcd_log_print((uint8_t *)temp, strlen((const char *)temp), LCD_COLOR_WHITE);
}
if (AM_DIR == (fno.fattrib & AM_MASK)) {
//lcd_log_print((uint8_t *)fno.fname, strlen(fno.fname), LCD_COLOR_RED);
} else {
//lcd_log_print((uint8_t *)fno.fname, strlen(fno.fname), LCD_COLOR_WHITE);
}
if ((AM_DIR == (fno.fattrib & AM_MASK)) && (1U == recu_level)) {
explore_disk(fn, 2);
}
}
}
return res;
}
/*!
\brief deinit user state and associated variables
\param[in] none
\param[out] none
\retval none
*/
void usbh_user_deinit(void)
{
usbh_usr_application_state = USBH_USR_FS_INIT;
}
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