ushell_task.c File Reference

#include "nlao_usart.h"
#include <stdio.h>
#include <string.h>
#include "compiler.h"
#include "board.h"
#include "gpio.h"
#include "usart.h"
#include "ctrl_access.h"
#include "fat.h"
#include "file.h"
#include "navigation.h"
#include "conf_usb.h"
#include "usb_drv.h"
#include "cycle_counter.h"
#include "usb_host_enum.h"
#include "usb_host_task.h"
#include "host_mass_storage_task.h"
#include "ushell_task.h"

Macros
#define	FILE_ALLOC_SIZE   ((1024*1024L)/512L)
#define	SIZE_OF_EXT_BUFFER   8
#define	USHELL_HISTORY   10
#define	USHELL_MAX_NB_ARG   2
#define	USHELL_NB_COL   80
#define	USHELL_NB_LINE   20
#define	USHELL_SIZE_CMD_LINE   70
Shell USART Configuration
#define	SHL_USART   (&AVR32_USART0)
#define	SHL_USART_RX_PIN   AVR32_USART0_RXD_0_0_PIN
#define	SHL_USART_RX_FUNCTION   AVR32_USART0_RXD_0_0_FUNCTION
#define	SHL_USART_TX_PIN   AVR32_USART0_TXD_0_0_PIN
#define	SHL_USART_TX_FUNCTION   AVR32_USART0_TXD_0_0_FUNCTION
#define	SHL_USART_BAUDRATE   57600

Functions
void	ushell_clean_cmd_line (void)
	Cleans the command line on the display. More...
void	ushell_cmd_append_file (void)
	Minimalist file editor to append char to a file. More...
void	ushell_cmd_cat (bool b_more)
	Manage cat command. More...
void	ushell_cmd_cd (void)
	This function enter in a directory. More...
void	ushell_cmd_copy (void)
	This function copies a file to other location. More...
uint8_t	ushell_cmd_decode (void)
	decodes full command line into command type and arguments More...
void	ushell_cmd_format (void)
	This function formats a drive. More...
void	ushell_cmd_free_space (void)
	This function displays the free space of each drive present. More...
void	ushell_cmd_gotoparent (void)
	This function go back to parent directory. More...
void	ushell_cmd_help (void)
	This function display the help. More...
void	ushell_cmd_ls (bool b_more)
	This function manages the ls command. More...
void	ushell_cmd_mkdir (void)
	This function create a directory. More...
void	ushell_cmd_mount (void)
	This function mount a drive. More...
void	ushell_cmd_nb_drive (void)
	This function display all drives present. More...
void	ushell_cmd_perform (void)
	Perform transfer between two devices. More...
void	ushell_cmd_perform_access (bool b_sens_write, Fs_file_segment seg)
Fs_file_segment	ushell_cmd_perform_alloc (uint8_t lun, uint16_t size_alloc)
void	ushell_cmd_perform_extaccess (bool b_sens_write, Fs_file_segment seg)
void	ushell_cmd_perform_transfer (Fs_file_segment seg_src, Fs_file_segment seg_dest)
void	ushell_cmd_rename (void)
	This function renames a file or a directory. More...
void	ushell_cmd_rm (void)
	This function delete a file or directory. More...
bool	ushell_cmd_scan (void)
	Get the full command line to be interpreted. More...
void	ushell_cmd_space (void)
	This function displays the disk space of current drive. More...
bool	ushell_cmd_sync (void)
	Synchronize a path with an other path. More...
void	ushell_cmd_touch (void)
	This function create a file. More...
void	ushell_cmdusb_ls (void)
	In host mode, display basic low level information about the device connected. More...
void	ushell_cmdusb_resume (void)
	In host mode, resume host from suspend mode. More...
void	ushell_cmdusb_suspend (void)
	In host mode, set host in suspend mode. More...
void	ushell_history_display (void)
	Displays the current history. More...
void	ushell_history_down (void)
	Selects the next command in history list. More...
void	ushell_history_up (void)
	Selects the previous command in history list. More...
bool	ushell_more_wait (void)
	This function wait a key press. More...
void	ushell_path_valid_syntac (char *path)
	Appends the '\' char at the end of path. More...
void	ushell_task (void)
	Entry point of the explorer task management. More...
void	ushell_task_init (uint32_t pba_hz)
	This function initializes the hardware/software resources required for ushell task. More...

Variables
static bool	g_b_ushell_task_run = false
static Fs_index	g_mark_index
static char	g_s_arg [USHELL_MAX_NB_ARG][USHELL_SIZE_CMD_LINE]
static char	g_s_cmd [USHELL_SIZE_CMD_LINE]
static char	g_s_cmd_his [USHELL_HISTORY][USHELL_SIZE_CMD_LINE]
static uint32_t	g_u32_ushell_pba_hz
static uint8_t	g_u8_cmd_size =0
static uint8_t	g_u8_escape_sequence =0
static uint8_t	g_u8_history_pos =0
static uint8_t	g_u8_history_pos_search =0
static uint8_t	u8_ext_buffer [512 *SIZE_OF_EXT_BUFFER]

#define FILE_ALLOC_SIZE   ((1024*1024L)/512L)

Referenced by ushell_cmd_perform().

#define SHL_USART   (&AVR32_USART0)

Referenced by ushell_cmd_append_file(), ushell_cmd_scan(), ushell_more_wait(), and ushell_task_init().

#define SHL_USART_BAUDRATE   57600

Referenced by ushell_task_init().

#define SHL_USART_RX_FUNCTION   AVR32_USART0_RXD_0_0_FUNCTION

Referenced by ushell_task_init().

#define SHL_USART_RX_PIN   AVR32_USART0_RXD_0_0_PIN

Referenced by ushell_task_init().

#define SHL_USART_TX_FUNCTION   AVR32_USART0_TXD_0_0_FUNCTION

Referenced by ushell_task_init().

#define SHL_USART_TX_PIN   AVR32_USART0_TXD_0_0_PIN

Referenced by ushell_task_init().

#define SIZE_OF_EXT_BUFFER   8

Referenced by ushell_cmd_perform_extaccess().

#define USHELL_HISTORY   10

Referenced by ushell_cmd_decode(), ushell_history_down(), ushell_history_up(), and ushell_task_init().

#define USHELL_MAX_NB_ARG   2

Referenced by ushell_cmd_decode().

#define USHELL_NB_COL   80

#define USHELL_NB_LINE   20

Referenced by ushell_cmd_cat(), and ushell_cmd_ls().

#define USHELL_SIZE_CMD_LINE   70

Referenced by ushell_cmd_ls(), ushell_cmd_scan(), and ushell_cmd_sync().

void ushell_clean_cmd_line

(

void

)

Cleans the command line on the display.

References ASCII_BKSPACE, and g_u8_cmd_size.

Referenced by ushell_cmd_scan().

void ushell_cmd_append_file

(

void

)

Minimalist file editor to append char to a file.

//! hit ^q to exit and save file
//! 

References ASCII_CR, ASCII_CTRL_Q, ASCII_LF, file_close(), file_open(), file_putc(), FOPEN_MODE_APPEND, g_s_arg, MSG_APPEND_WELCOME, MSG_ER_UNKNOWN_FILE, MSG_KO, nav_setcwd(), SHL_USART, usart_read_char(), usart_reset_status(), and USART_SUCCESS.

Referenced by ushell_task().

void ushell_cmd_cat

(

bool

b_more

)

Manage cat command.

Parameters

b_more

enable the '|more' management

Todo:

more management not fully functional with file without CR

References ASCII_CR, ASCII_LF, file_close(), file_eof(), file_getc(), file_open(), FOPEN_MODE_R, g_s_arg, MSG_ER_UNKNOWN_FILE, nav_setcwd(), ushell_more_wait(), and USHELL_NB_LINE.

Referenced by ushell_task().

void ushell_cmd_cd

(

void

)

This function enter in a directory.

References g_s_arg, MSG_ER_UNKNOWN_FILE, nav_setcwd(), and ushell_path_valid_syntac().

Referenced by ushell_task().

void ushell_cmd_copy

(

void

)

This function copies a file to other location.

References COPY_BUSY, COPY_FAIL, FS_NAME_GET, g_s_arg, MAX_FILE_PATH_LENGTH, MSG_ER_PASTE, MSG_ER_UNKNOWN_FILE, MSG_KO, nav_file_copy(), nav_file_name(), nav_file_paste_start(), nav_file_paste_state(), nav_getindex(), nav_gotoindex(), and nav_setcwd().

Referenced by ushell_task().

uint8_t ushell_cmd_decode

(

void

)

decodes full command line into command type and arguments

@return the command type decoded

//! The arguments are storage in g_s_arg global array
//! 

References CMD_APPEND, CMD_CAT, CMD_CAT_MORE, CMD_CD, CMD_CP, CMD_DF, CMD_FORMAT, CMD_GOTO_ID, CMD_HELP, CMD_LS, CMD_LS_MORE, CMD_LS_USB, CMD_MKDIR, CMD_MOUNT, CMD_MV, CMD_NB_DRIVE, CMD_NONE, CMD_PERFORM, CMD_RM, CMD_SET_ID, CMD_SPACE, CMD_SYNC, CMD_TOUCH, CMD_UP, CMD_USB_RESUME, CMD_USB_SUSPEND, g_s_arg, g_s_cmd, g_s_cmd_his, g_u8_cmd_size, g_u8_history_pos, g_u8_history_pos_search, MSG_ER_CMD_NOT_FOUND, STR_APPEND, STR_CAT, STR_CAT_MORE, STR_CD, STR_CP, STR_DF, STR_DISK, STR_FORMAT, STR_GOTO, STR_HELP, STR_LS, STR_LS_MORE, STR_LS_USB, STR_MARK, STR_MKDIR, STR_MOUNT, STR_MV, STR_PERFORM, STR_RM, STR_SPACE, STR_SYNC, STR_TOUCH, STR_UP, STR_USB_RESUME, STR_USB_SUSPEND, USHELL_HISTORY, and USHELL_MAX_NB_ARG.

Referenced by ushell_task().

void ushell_cmd_format

(

void

)

This function formats a drive.

References FS_FORMAT_DEFAULT, g_s_arg, MSG_ER_FORMAT, nav_drive_format(), and nav_drive_set().

Referenced by ushell_task().

void ushell_cmd_free_space

(

void

)

This function displays the free space of each drive present.

References FS_SHIFT_B_TO_SECTOR, g_s_arg, mem_name(), nav_drive_nb(), nav_drive_set(), nav_getindex(), nav_gotoindex(), nav_partition_freespace(), nav_partition_freespace_percent(), nav_partition_mount(), and nav_partition_space().

Referenced by ushell_task().

void ushell_cmd_gotoparent

(

void

)

This function go back to parent directory.

References nav_dir_gotoparent().

Referenced by ushell_task().

void ushell_cmd_help

(

void

)

This function display the help.

References MSG_HELP.

Referenced by ushell_task().

void ushell_cmd_ls

(

bool

b_more

)

This function manages the ls command.

Parameters

b_more

enable the '|more' management when true otherwise no '|more' management

References FS_FIND_NEXT, FS_NAME_GET, FS_TYPE_FAT_12, FS_TYPE_FAT_16, FS_TYPE_FAT_32, g_s_arg, MAX_FILE_PATH_LENGTH, mem_name(), nav_dir_name(), nav_drive_get(), nav_file_checkext(), nav_file_isdir(), nav_file_lgt(), nav_file_name(), nav_filelist_reset(), nav_filelist_set(), nav_partition_type(), ushell_more_wait(), USHELL_NB_LINE, and USHELL_SIZE_CMD_LINE.

Referenced by ushell_task().

void ushell_cmd_mkdir

(

void

)

This function create a directory.

References g_s_arg, MSG_KO, and nav_dir_make().

Referenced by ushell_task().

void ushell_cmd_mount

(

void

)

This function mount a drive.

References g_s_arg, MSG_ER_DRIVE, MSG_ER_MOUNT, nav_drive_nb(), nav_drive_set(), nav_getindex(), nav_gotoindex(), and nav_partition_mount().

Referenced by ushell_task().

void ushell_cmd_nb_drive

(

void

)

This function display all drives present.

References mem_name(), and nav_drive_nb().

Referenced by ushell_task().

void ushell_cmd_perform

(

void

)

Perform transfer between two devices.

References FILE_ALLOC_SIZE, file_close(), FS_NAV_ID_COPYFILE, FS_NAV_ID_USHELL_CMD, g_s_arg, LUN_ID_USB, nav_drive_get(), nav_file_del(), nav_getindex(), nav_gotoindex(), nav_select(), Fs_file_segment::u16_size, ushell_cmd_perform_access(), ushell_cmd_perform_alloc(), ushell_cmd_perform_extaccess(), and ushell_cmd_perform_transfer().

Referenced by ushell_task().

void ushell_cmd_perform_access	(	bool	b_sens_write,
		Fs_file_segment	seg
	)

References cpu_cy_2_us(), CTRL_GOOD, fat_cache_flush(), fat_cache_reset(), fs_g_sector, g_u32_ushell_pba_hz, Get_sys_count, memory_2_ram(), ram_2_memory(), Fs_file_segment::u16_size, Fs_file_segment::u32_addr, and Fs_file_segment::u8_lun.

Referenced by ushell_cmd_perform().

Fs_file_segment ushell_cmd_perform_alloc	(	uint8_t	lun,
		uint16_t	size_alloc
	)

References file_close(), file_open(), file_write(), FOPEN_MODE_W, FS_ERR_FILE_EXIST, fs_g_status, nav_drive_set(), nav_file_create(), nav_file_del(), nav_partition_mount(), and Fs_file_segment::u16_size.

Referenced by ushell_cmd_perform().

void ushell_cmd_perform_extaccess	(	bool	b_sens_write,
		Fs_file_segment	seg
	)

References cpu_cy_2_us(), CTRL_GOOD, fat_cache_flush(), fat_cache_reset(), g_u32_ushell_pba_hz, Get_sys_count, host_read_10_extram(), host_write_10_extram(), SIZE_OF_EXT_BUFFER, Fs_file_segment::u16_size, and Fs_file_segment::u32_addr.

Referenced by ushell_cmd_perform().

void ushell_cmd_perform_transfer	(	Fs_file_segment	seg_src,
		Fs_file_segment	seg_dest
	)

References cpu_cy_2_us(), CTRL_BUSY, CTRL_FAIL, CTRL_GOOD, g_u32_ushell_pba_hz, Get_sys_count, ID_STREAM_ERR, stream_mem_to_mem(), stream_state(), Fs_file_segment::u16_size, Fs_file_segment::u32_addr, and Fs_file_segment::u8_lun.

Referenced by ushell_cmd_perform().

void ushell_cmd_rename

(

void

)

This function renames a file or a directory.

References g_s_arg, MSG_ER_UNKNOWN_FILE, MSG_KO, nav_file_rename(), and nav_setcwd().

Referenced by ushell_task().

void ushell_cmd_rm

(

void

)

This function delete a file or directory.

References g_s_arg, MSG_KO, nav_file_del(), nav_getindex(), nav_gotoindex(), and nav_setcwd().

Referenced by ushell_task().

bool ushell_cmd_scan

(

void

)

Get the full command line to be interpreted.

Returns

true, if a command is ready

References ASCII_BKSPACE, ASCII_CR, ASCII_ESCAPE, ASCII_LF, g_s_cmd_his, g_u8_cmd_size, g_u8_escape_sequence, g_u8_history_pos, SHL_USART, usart_read_char(), usart_reset_status(), USART_SUCCESS, ushell_clean_cmd_line(), ushell_history_display(), ushell_history_down(), ushell_history_up(), and USHELL_SIZE_CMD_LINE.

Referenced by ushell_task().

void ushell_cmd_space

(

void

)

This function displays the disk space of current drive.

References mem_name(), nav_drive_get(), and nav_partition_space().

Referenced by ushell_task().

bool ushell_cmd_sync

(

void

)

Synchronize a path with an other path.

Returns

true if success

References COPY_BUSY, COPY_FINISH, FS_ERR_FILE_EXIST, FS_ERR_NO_DIR, FS_FIND_NEXT, fs_g_status, FS_NAME_GET, FS_NAV_ID_COPYFILE, FS_NAV_ID_USHELL_CMD, g_s_arg, nav_dir_cd(), nav_dir_gotoparent(), nav_dir_make(), nav_file_copy(), nav_file_del(), nav_file_isdir(), nav_file_name(), nav_file_paste_start(), nav_file_paste_state(), nav_filelist_reset(), nav_filelist_set(), nav_getindex(), nav_gotoindex(), nav_select(), nav_setcwd(), ushell_path_valid_syntac(), and USHELL_SIZE_CMD_LINE.

Referenced by ushell_task().

void ushell_cmd_touch

(

void

)

This function create a file.

References g_s_arg, and nav_file_create().

Referenced by ushell_task().

void ushell_cmdusb_ls

(

void

)

In host mode, display basic low level information about the device connected.

Note

The device should be supported by the host (configured)

Referenced by ushell_task().

void ushell_cmdusb_resume

(

void

)

In host mode, resume host from suspend mode.

References Host_request_resume, Is_host_suspended, and MSG_NO_DEVICE.

Referenced by ushell_task().

void ushell_cmdusb_suspend

(

void

)

In host mode, set host in suspend mode.

References Host_request_suspend, Is_host_ready, and MSG_NO_DEVICE.

Referenced by ushell_task().

void ushell_history_display

(

void

)

Displays the current history.

References g_s_cmd_his, g_u8_cmd_size, g_u8_history_pos, and g_u8_history_pos_search.

Referenced by ushell_cmd_scan().

void ushell_history_down

(

void

)

Selects the next command in history list.

References g_u8_history_pos, g_u8_history_pos_search, and USHELL_HISTORY.

Referenced by ushell_cmd_scan(), and ushell_history_up().

void ushell_history_up

(

void

)

Selects the previous command in history list.

References g_s_cmd_his, g_u8_history_pos, g_u8_history_pos_search, USHELL_HISTORY, and ushell_history_down().

Referenced by ushell_cmd_scan().

bool ushell_more_wait

(

void

)

This function wait a key press.

Returns

true, if the action must be continue

References SHL_USART, usart_read_char(), usart_reset_status(), and USART_SUCCESS.

Referenced by ushell_cmd_cat(), and ushell_cmd_ls().

void ushell_path_valid_syntac

(

char *

path

)

Appends the '\' char at the end of path.

References MAX_FILE_PATH_LENGTH.

Referenced by ushell_cmd_cd(), and ushell_cmd_sync().

void ushell_task

(

void

)

Entry point of the explorer task management.

This function performs uShell decoding to access file-system functions.

References CMD_APPEND, CMD_CAT, CMD_CAT_MORE, CMD_CD, CMD_CP, CMD_DF, CMD_FORMAT, CMD_GOTO_ID, CMD_HELP, CMD_LS, CMD_LS_MORE, CMD_LS_USB, CMD_MKDIR, CMD_MOUNT, CMD_MV, CMD_NB_DRIVE, CMD_NONE, CMD_PERFORM, CMD_RM, CMD_SET_ID, CMD_SPACE, CMD_SYNC, CMD_TOUCH, CMD_UP, CMD_USB_RESUME, CMD_USB_SUSPEND, FS_NAV_ID_USHELL_CMD, g_b_ushell_task_run, Is_usb_id_device, MSG_ER_CMD_NOT_FOUND, MSG_EXIT, MSG_PROMPT, MSG_WELCOME, nav_drive_set(), nav_exit(), nav_getindex(), nav_gotoindex(), nav_reset(), nav_select(), ushell_cmd_append_file(), ushell_cmd_cat(), ushell_cmd_cd(), ushell_cmd_copy(), ushell_cmd_decode(), ushell_cmd_format(), ushell_cmd_free_space(), ushell_cmd_gotoparent(), ushell_cmd_help(), ushell_cmd_ls(), ushell_cmd_mkdir(), ushell_cmd_mount(), ushell_cmd_nb_drive(), ushell_cmd_perform(), ushell_cmd_rename(), ushell_cmd_rm(), ushell_cmd_scan(), ushell_cmd_space(), ushell_cmd_sync(), ushell_cmd_touch(), ushell_cmdusb_ls(), ushell_cmdusb_resume(), and ushell_cmdusb_suspend().

Referenced by main(), and ushell_task_init().

void ushell_task_init

(

uint32_t

pba_hz

)

This function initializes the hardware/software resources required for ushell task.

References usart_options_t::baudrate, g_b_ushell_task_run, g_s_cmd_his, g_u32_ushell_pba_hz, gpio_enable_module(), MSG_EXIT, set_usart_base(), SHL_USART, SHL_USART_BAUDRATE, SHL_USART_RX_FUNCTION, SHL_USART_RX_PIN, SHL_USART_TX_FUNCTION, SHL_USART_TX_PIN, USART_1_STOPBIT, usart_init(), usart_init_rs232(), USART_NO_PARITY, USART_NORMAL_CHMODE, USHELL_HISTORY, and ushell_task().

Referenced by main().

bool g_b_ushell_task_run = false

static

Referenced by ushell_task(), and ushell_task_init().

Fs_index g_mark_index

static

char g_s_arg[USHELL_MAX_NB_ARG][USHELL_SIZE_CMD_LINE]

static

Referenced by ushell_cmd_append_file(), ushell_cmd_cat(), ushell_cmd_cd(), ushell_cmd_copy(), ushell_cmd_decode(), ushell_cmd_format(), ushell_cmd_free_space(), ushell_cmd_ls(), ushell_cmd_mkdir(), ushell_cmd_mount(), ushell_cmd_perform(), ushell_cmd_rename(), ushell_cmd_rm(), ushell_cmd_sync(), and ushell_cmd_touch().

char g_s_cmd[USHELL_SIZE_CMD_LINE]

static

Referenced by ushell_cmd_decode().

char g_s_cmd_his[USHELL_HISTORY][USHELL_SIZE_CMD_LINE]

static

Referenced by ushell_cmd_decode(), ushell_cmd_scan(), ushell_history_display(), ushell_history_up(), and ushell_task_init().

uint32_t g_u32_ushell_pba_hz

static

Referenced by ushell_cmd_perform_access(), ushell_cmd_perform_extaccess(), ushell_cmd_perform_transfer(), and ushell_task_init().

uint8_t g_u8_cmd_size =0

static

Referenced by ushell_clean_cmd_line(), ushell_cmd_decode(), ushell_cmd_scan(), and ushell_history_display().

uint8_t g_u8_escape_sequence =0

static

Referenced by ushell_cmd_scan().

uint8_t g_u8_history_pos =0

static

Referenced by ushell_cmd_decode(), ushell_cmd_scan(), ushell_history_display(), ushell_history_down(), and ushell_history_up().

uint8_t g_u8_history_pos_search =0

static

Referenced by ushell_cmd_decode(), ushell_history_display(), ushell_history_down(), and ushell_history_up().

uint8_t u8_ext_buffer[512 *SIZE_OF_EXT_BUFFER]

static