440 lines
13 KiB
C
440 lines
13 KiB
C
#include "file-worker.h"
|
|
#include <m-string.h>
|
|
#include <lib/toolbox/hex.h>
|
|
#include <dialogs/dialogs.h>
|
|
#include <furi.h>
|
|
|
|
struct FileWorker {
|
|
Storage* api;
|
|
bool silent;
|
|
File* file;
|
|
};
|
|
|
|
bool file_worker_check_common_errors(FileWorker* file_worker);
|
|
void file_worker_show_error_internal(FileWorker* file_worker, const char* error_text);
|
|
bool file_worker_read_internal(FileWorker* file_worker, void* buffer, uint16_t bytes_to_read);
|
|
bool file_worker_write_internal(
|
|
FileWorker* file_worker,
|
|
const void* buffer,
|
|
uint16_t bytes_to_write);
|
|
bool file_worker_tell_internal(FileWorker* file_worker, uint64_t* position);
|
|
bool file_worker_seek_internal(FileWorker* file_worker, uint64_t position, bool from_start);
|
|
|
|
FileWorker* file_worker_alloc(bool _silent) {
|
|
FileWorker* file_worker = malloc(sizeof(FileWorker));
|
|
file_worker->silent = _silent;
|
|
file_worker->api = furi_record_open("storage");
|
|
file_worker->file = storage_file_alloc(file_worker->api);
|
|
|
|
return file_worker;
|
|
}
|
|
|
|
void file_worker_free(FileWorker* file_worker) {
|
|
storage_file_free(file_worker->file);
|
|
furi_record_close("storage");
|
|
free(file_worker);
|
|
}
|
|
|
|
bool file_worker_open(
|
|
FileWorker* file_worker,
|
|
const char* filename,
|
|
FS_AccessMode access_mode,
|
|
FS_OpenMode open_mode) {
|
|
bool result = storage_file_open(file_worker->file, filename, access_mode, open_mode);
|
|
|
|
if(!result) {
|
|
file_worker_show_error_internal(file_worker, "Cannot open\nfile");
|
|
return false;
|
|
}
|
|
|
|
return file_worker_check_common_errors(file_worker);
|
|
}
|
|
|
|
bool file_worker_close(FileWorker* file_worker) {
|
|
if(storage_file_is_open(file_worker->file)) {
|
|
storage_file_close(file_worker->file);
|
|
}
|
|
|
|
return file_worker_check_common_errors(file_worker);
|
|
}
|
|
|
|
bool file_worker_mkdir(FileWorker* file_worker, const char* dirname) {
|
|
FS_Error fs_result = storage_common_mkdir(file_worker->api, dirname);
|
|
|
|
if(fs_result != FSE_OK && fs_result != FSE_EXIST) {
|
|
file_worker_show_error_internal(file_worker, "Cannot create\nfolder");
|
|
return false;
|
|
};
|
|
|
|
return file_worker_check_common_errors(file_worker);
|
|
}
|
|
|
|
bool file_worker_remove(FileWorker* file_worker, const char* filename) {
|
|
FS_Error fs_result = storage_common_remove(file_worker->api, filename);
|
|
if(fs_result != FSE_OK && fs_result != FSE_NOT_EXIST) {
|
|
file_worker_show_error_internal(file_worker, "Cannot remove\nold file");
|
|
return false;
|
|
};
|
|
|
|
return file_worker_check_common_errors(file_worker);
|
|
}
|
|
|
|
void file_worker_get_next_filename(
|
|
FileWorker* file_worker,
|
|
const char* dirname,
|
|
const char* filename,
|
|
const char* fileextension,
|
|
string_t nextfilename) {
|
|
string_t temp_str;
|
|
string_init(temp_str);
|
|
uint16_t num = 0;
|
|
|
|
string_printf(temp_str, "%s/%s%s", dirname, filename, fileextension);
|
|
|
|
while(storage_common_stat(file_worker->api, string_get_cstr(temp_str), NULL) == FSE_OK) {
|
|
num++;
|
|
string_printf(temp_str, "%s/%s%d%s", dirname, filename, num, fileextension);
|
|
}
|
|
|
|
if(num) {
|
|
string_printf(nextfilename, "%s%d", filename, num);
|
|
} else {
|
|
string_printf(nextfilename, "%s", filename);
|
|
}
|
|
|
|
string_clear(temp_str);
|
|
}
|
|
|
|
bool file_worker_read(FileWorker* file_worker, void* buffer, uint16_t bytes_to_read) {
|
|
if(!file_worker_read_internal(file_worker, buffer, bytes_to_read)) {
|
|
return false;
|
|
}
|
|
|
|
return file_worker_check_common_errors(file_worker);
|
|
}
|
|
|
|
bool file_worker_read_until(FileWorker* file_worker, string_t str_result, char separator) {
|
|
string_reset(str_result);
|
|
const uint8_t buffer_size = 32;
|
|
uint8_t buffer[buffer_size];
|
|
|
|
do {
|
|
uint16_t read_count = storage_file_read(file_worker->file, buffer, buffer_size);
|
|
if(storage_file_get_error(file_worker->file) != FSE_OK) {
|
|
file_worker_show_error_internal(file_worker, "Cannot read\nfile");
|
|
return false;
|
|
}
|
|
|
|
bool result = false;
|
|
for(uint16_t i = 0; i < read_count; i++) {
|
|
if(buffer[i] == separator) {
|
|
uint64_t position;
|
|
if(!file_worker_tell_internal(file_worker, &position)) {
|
|
return false;
|
|
}
|
|
|
|
position = position - read_count + i + 1;
|
|
|
|
if(!file_worker_seek_internal(file_worker, position, true)) {
|
|
return false;
|
|
}
|
|
|
|
result = true;
|
|
break;
|
|
} else {
|
|
string_push_back(str_result, buffer[i]);
|
|
}
|
|
}
|
|
|
|
if(result || read_count == 0) {
|
|
break;
|
|
}
|
|
} while(true);
|
|
|
|
return file_worker_check_common_errors(file_worker);
|
|
}
|
|
|
|
bool file_worker_read_hex(FileWorker* file_worker, uint8_t* buffer, uint16_t bytes_to_read) {
|
|
uint8_t hi_nibble_value, low_nibble_value;
|
|
uint8_t text[2];
|
|
|
|
for(uint8_t i = 0; i < bytes_to_read; i++) {
|
|
if(i != 0) {
|
|
// space
|
|
if(!file_worker_read_internal(file_worker, text, 1)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// actual data
|
|
if(!file_worker_read_internal(file_worker, text, 2)) {
|
|
return false;
|
|
}
|
|
|
|
// convert hex value to byte
|
|
if(hex_char_to_hex_nibble(text[0], &hi_nibble_value) &&
|
|
hex_char_to_hex_nibble(text[1], &low_nibble_value)) {
|
|
buffer[i] = (hi_nibble_value << 4) | low_nibble_value;
|
|
} else {
|
|
file_worker_show_error_internal(file_worker, "Cannot parse\nfile");
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return file_worker_check_common_errors(file_worker);
|
|
}
|
|
|
|
bool file_worker_tell(FileWorker* file_worker, uint64_t* position) {
|
|
if(!file_worker_tell_internal(file_worker, position)) {
|
|
return false;
|
|
}
|
|
|
|
return file_worker_check_common_errors(file_worker);
|
|
}
|
|
|
|
bool file_worker_seek(FileWorker* file_worker, uint64_t position, bool from_start) {
|
|
if(!file_worker_seek_internal(file_worker, position, from_start)) {
|
|
return false;
|
|
}
|
|
|
|
return file_worker_check_common_errors(file_worker);
|
|
}
|
|
|
|
bool file_worker_write(FileWorker* file_worker, const void* buffer, uint16_t bytes_to_write) {
|
|
if(!file_worker_write_internal(file_worker, buffer, bytes_to_write)) {
|
|
return false;
|
|
}
|
|
|
|
return file_worker_check_common_errors(file_worker);
|
|
}
|
|
|
|
bool file_worker_write_hex(FileWorker* file_worker, const uint8_t* buffer, uint16_t bytes_to_write) {
|
|
const uint8_t byte_text_size = 3;
|
|
char byte_text[byte_text_size];
|
|
|
|
for(uint8_t i = 0; i < bytes_to_write; i++) {
|
|
sniprintf(byte_text, byte_text_size, "%02X", buffer[i]);
|
|
|
|
if(i != 0) {
|
|
// space
|
|
const char* space = " ";
|
|
if(!file_worker_write_internal(file_worker, space, 1)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if(!file_worker_write_internal(file_worker, byte_text, 2)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return file_worker_check_common_errors(file_worker);
|
|
}
|
|
|
|
void file_worker_show_error(FileWorker* file_worker, const char* error_text) {
|
|
DialogsApp* dialogs = furi_record_open("dialogs");
|
|
|
|
DialogMessage* message = dialog_message_alloc();
|
|
dialog_message_set_text(message, error_text, 88, 32, AlignCenter, AlignCenter);
|
|
dialog_message_set_icon(message, &I_SDQuestion_35x43, 5, 6);
|
|
dialog_message_set_buttons(message, "Back", NULL, NULL);
|
|
dialog_message_show(dialogs, message);
|
|
dialog_message_free(message);
|
|
|
|
furi_record_close("dialogs");
|
|
}
|
|
|
|
bool file_worker_file_select(
|
|
FileWorker* file_worker,
|
|
const char* path,
|
|
const char* extension,
|
|
char* result,
|
|
uint8_t result_size,
|
|
const char* selected_filename) {
|
|
DialogsApp* dialogs = furi_record_open("dialogs");
|
|
bool ret =
|
|
dialog_file_select_show(dialogs, path, extension, result, result_size, selected_filename);
|
|
furi_record_close("dialogs");
|
|
return ret;
|
|
}
|
|
|
|
bool file_worker_check_common_errors(FileWorker* file_worker) {
|
|
//TODO remove
|
|
/* TODO: [FL-1431] Add return value to file_parser.get_sd_api().check_error() and replace get_fs_info(). */
|
|
return true;
|
|
}
|
|
|
|
void file_worker_show_error_internal(FileWorker* file_worker, const char* error_text) {
|
|
if(!file_worker->silent) {
|
|
file_worker_show_error(file_worker, error_text);
|
|
}
|
|
}
|
|
|
|
bool file_worker_read_internal(FileWorker* file_worker, void* buffer, uint16_t bytes_to_read) {
|
|
uint16_t read_count = storage_file_read(file_worker->file, buffer, bytes_to_read);
|
|
|
|
if(storage_file_get_error(file_worker->file) != FSE_OK || read_count != bytes_to_read) {
|
|
file_worker_show_error_internal(file_worker, "Cannot read\nfile");
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool file_worker_write_internal(
|
|
FileWorker* file_worker,
|
|
const void* buffer,
|
|
uint16_t bytes_to_write) {
|
|
uint16_t write_count = storage_file_write(file_worker->file, buffer, bytes_to_write);
|
|
|
|
if(storage_file_get_error(file_worker->file) != FSE_OK || write_count != bytes_to_write) {
|
|
file_worker_show_error_internal(file_worker, "Cannot write\nto file");
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool file_worker_tell_internal(FileWorker* file_worker, uint64_t* position) {
|
|
*position = storage_file_tell(file_worker->file);
|
|
|
|
if(storage_file_get_error(file_worker->file) != FSE_OK) {
|
|
file_worker_show_error_internal(file_worker, "Cannot tell\nfile offset");
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool file_worker_seek_internal(FileWorker* file_worker, uint64_t position, bool from_start) {
|
|
storage_file_seek(file_worker->file, position, from_start);
|
|
if(storage_file_get_error(file_worker->file) != FSE_OK) {
|
|
file_worker_show_error_internal(file_worker, "Cannot seek\nfile");
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool file_worker_read_until_buffered(
|
|
FileWorker* file_worker,
|
|
string_t str_result,
|
|
char* file_buf,
|
|
size_t* file_buf_cnt,
|
|
size_t file_buf_size,
|
|
char separator) {
|
|
furi_assert(string_capacity(str_result) > 0);
|
|
|
|
// fs_api->file.read now supports up to 512 bytes reading at a time
|
|
furi_assert(file_buf_size <= 512);
|
|
|
|
string_reset(str_result);
|
|
size_t newline_index = 0;
|
|
bool found_eol = false;
|
|
bool max_length_exceeded = false;
|
|
size_t max_length = string_capacity(str_result) - 1;
|
|
|
|
while(1) {
|
|
if(*file_buf_cnt > 0) {
|
|
size_t end_index = 0;
|
|
char* endline_ptr = (char*)memchr(file_buf, separator, *file_buf_cnt);
|
|
newline_index = endline_ptr - file_buf;
|
|
|
|
if(endline_ptr == 0) {
|
|
end_index = *file_buf_cnt;
|
|
} else if(newline_index < *file_buf_cnt) {
|
|
end_index = newline_index + 1;
|
|
found_eol = true;
|
|
} else {
|
|
furi_assert(0);
|
|
}
|
|
|
|
if(max_length && (string_size(str_result) + end_index > max_length))
|
|
max_length_exceeded = true;
|
|
|
|
if(!max_length_exceeded) {
|
|
for(size_t i = 0; i < end_index; ++i) {
|
|
string_push_back(str_result, file_buf[i]);
|
|
}
|
|
}
|
|
|
|
memmove(file_buf, &file_buf[end_index], *file_buf_cnt - end_index);
|
|
*file_buf_cnt = *file_buf_cnt - end_index;
|
|
if(found_eol) break;
|
|
}
|
|
|
|
*file_buf_cnt += storage_file_read(
|
|
file_worker->file, &file_buf[*file_buf_cnt], file_buf_size - *file_buf_cnt);
|
|
if(storage_file_get_error(file_worker->file) != FSE_OK) {
|
|
file_worker_show_error_internal(file_worker, "Cannot read\nfile");
|
|
string_reset(str_result);
|
|
*file_buf_cnt = 0;
|
|
break;
|
|
}
|
|
if(*file_buf_cnt == 0) {
|
|
break; // end of reading
|
|
}
|
|
}
|
|
|
|
if(max_length_exceeded) string_reset(str_result);
|
|
|
|
return string_size(str_result) || *file_buf_cnt;
|
|
}
|
|
|
|
bool file_worker_get_value_from_key(
|
|
FileWorker* file_worker,
|
|
string_t key,
|
|
char delimiter,
|
|
string_t value) {
|
|
bool found = false;
|
|
string_t next_line;
|
|
string_t next_key;
|
|
string_init(next_line);
|
|
string_init(next_key);
|
|
size_t delim_pos = 0;
|
|
|
|
while(file_worker_read_until(file_worker, next_line, '\n')) {
|
|
delim_pos = string_search_char(next_line, delimiter);
|
|
if(delim_pos == STRING_FAILURE) {
|
|
break;
|
|
}
|
|
string_set_n(next_key, next_line, 0, delim_pos);
|
|
if(string_equal_p(next_key, key)) {
|
|
string_right(next_line, delim_pos);
|
|
string_strim(next_line);
|
|
string_set(value, next_line);
|
|
found = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
string_clear(next_line);
|
|
string_clear(next_key);
|
|
return found;
|
|
}
|
|
|
|
bool file_worker_rename(FileWorker* file_worker, const char* old_path, const char* new_path) {
|
|
FS_Error fs_result = storage_common_rename(file_worker->api, old_path, new_path);
|
|
|
|
if(fs_result != FSE_OK && fs_result != FSE_EXIST) {
|
|
file_worker_show_error_internal(file_worker, "Cannot rename\n file/directory");
|
|
return false;
|
|
}
|
|
|
|
return file_worker_check_common_errors(file_worker);
|
|
}
|
|
|
|
bool file_worker_check_errors(FileWorker* file_worker) {
|
|
return file_worker_check_common_errors(file_worker);
|
|
}
|
|
|
|
bool file_worker_is_file_exist(FileWorker* file_worker, const char* filename, bool* exist) {
|
|
File* file = storage_file_alloc(file_worker->api);
|
|
|
|
*exist = storage_file_open(file, filename, FSAM_READ, FSOM_OPEN_EXISTING);
|
|
storage_file_close(file);
|
|
storage_file_free(file);
|
|
|
|
return file_worker_check_common_errors(file_worker);
|
|
}
|