//! @brief This function displays the free space of each drive present
//!
void ushell_cmd_free_space( void )
{
uint8_t u8_tmp;
Fs_index sav_index = nav_getindex(); // Save current position
for( u8_tmp=0; u8_tmp<nav_drive_nb(); u8_tmp++ )
{
nav_drive_set( u8_tmp ); // Select drive
if( !nav_partition_mount() ) // Mount drive
continue;
// Display drive letter name (a, b...)
printf("%c: %s\r\n", 'a'+u8_tmp, mem_name(u8_tmp) );
if( g_s_arg[0][0]=='l' ) // Choose command option
{
// Long and exact function
printf("Free space: %llu Bytes / %llu Bytes\n\r",
(uint64_t)(nav_partition_freespace() << FS_SHIFT_B_TO_SECTOR),
(uint64_t)(nav_partition_space() << FS_SHIFT_B_TO_SECTOR));
}
else
{
// Otherwise use fast command
printf("Free space: %u %%\n\r", nav_partition_freespace_percent() );
}
}
nav_gotoindex(&sav_index); // Restore position
}
//! @brief This function displays the disk space of current drive
//!
void ushell_cmd_space( void )
{
uint32_t u32_space;
// Display drive letter name (a, b...)
fputs( mem_name(nav_drive_get()), stdout);
putchar(' ');
putchar( nav_drive_get()+'a');
// Otherwise use fast command
u32_space = nav_partition_space();
if( 1024 >(u32_space % (2*1024)) )
{
u32_space = u32_space/(2*1024);
}else{
u32_space = (u32_space/(2*1024))+1;
}
printf(": space: %luMB \n\r", u32_space );
}
//!
//! @brief Synchronize the contents of two directories (limited to files).
//!
//! @param dst_fs_idx Fs_index *: File system index for destination navigation path
//! @param dst_dir const char *: Pointer to destination directory name
//! @param src_fs_idx Fs_index *: File system index for source navigation path
//! @param src_dir const char *: Pointer to source directory name
//!
//! @return bool: true on success
//!
//! @todo Do recursive directory copy...
//!
bool host_mass_storage_task_sync_dir(Fs_index *dst_fs_idx, const char *dst_dir, Fs_index *src_fs_idx, const char *src_dir)
{
uint8_t nb_file;
uint8_t i;
uint32_t free_space;
uint16_t file_size;
// First, check the host controller is in full operating mode with the
// B-device attached and enumerated
if (!Is_host_ready()) return false;
// Go to source navigation
nav_gotoindex(src_fs_idx);
if (!goto_code_name(src_dir)) return false; // Check that source directory exists
nav_dir_cd(); // Source directory exists, so go to it
*src_fs_idx = nav_getindex(); // Save navigation position
nav_filelist_first(FS_FILE); // Go to first file
nb_file = nav_filelist_nb(FS_FILE); // Get the number of files in this directory
// Go to destination navigation
nav_gotoindex(dst_fs_idx);
if (!goto_code_name(dst_dir)) // Destination directory does not exist, so create it
{
str_code_to_unicode_ram(dst_dir, ms_str_unicode);
nav_dir_make(ms_str_unicode);
if (!goto_code_name(dst_dir)) return false; // Check that destination directory has been created
}
nav_dir_cd();
*dst_fs_idx = nav_getindex();
// Get available free space
free_space = nav_partition_space();
nav_gotoindex(src_fs_idx);
nav_filelist_first(FS_FILE);
// For all files in directory
for (i = 0; i < nb_file; i++)
{
// Get source name to be used as destination name
nav_file_name(ms_str_unicode, MAX_FILE_PATH_LENGTH, FS_NAME_GET);
file_size = nav_file_lgtsector(); // Get file size
if (file_size > free_space) return false; // Check that there is enough free space left
// Update free space (to save time, do no call nav_partition_space() again)
free_space -= file_size;
// Mark source
nav_file_copy();
// Save current source position
*src_fs_idx = nav_getindex();
// Go to destination navigation
nav_gotoindex(dst_fs_idx);
if (goto_unicode_name(ms_str_unicode)) // If file already exists
{
nav_file_del(); // Delete it
}
// Paste
nav_file_paste_start(ms_str_unicode);
// Restore previous navigation position
nav_gotoindex(src_fs_idx);
// Copy
while (nav_file_paste_state(false) == COPY_BUSY);
// Restore previous navigation position
nav_gotoindex(src_fs_idx);
nav_filelist_set(0, FS_FIND_NEXT);
}
return true;
}
