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[FL-1371] New LF-RFID app. Second encounter. (#547)

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* File worker: file operations helper.
* Notification app: removed yield
* File worker: write operations, calls to system file widgets
* App ibutton: use file worker
* Lfrfid: generic key loading, add path helper and hex conversion to lib
* FileWorker: plain C verison
* FileWorker: add to lib.mk
* FileWorker: add to C sources, instead of CPP
* Lfrfid: save scene
* App lfrfid: add key scene, saved key menu
* App lfrfid: saved key info scene
* App lfrfid: delete key scene
This commit is contained in:
SG
2021-06-30 22:02:46 +10:00
committed by GitHub
parent e8211226f3
commit 7a13391b2b
44 changed files with 1637 additions and 446 deletions
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20
lib/args/args.c
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@@ -1,4 +1,5 @@
#include "args.h"
#include "hex.h"
size_t args_get_first_word_length(string_t args) {
size_t ws = string_search_char(args, ' ');
@@ -27,28 +28,13 @@ bool args_read_string_and_trim(string_t args, string_t word) {
return true;
}
bool args_char_to_hex_nibble(char c, uint8_t* nibble) {
if((c >= '0' && c <= '9') || (c >= 'A' && c <= 'F') || (c >= 'a' && c <= 'f')) {
if((c >= '0' && c <= '9')) {
*nibble = c - '0';
} else if((c >= 'A' && c <= 'F')) {
*nibble = c - 'A' + 10;
} else {
*nibble = c - 'a' + 10;
}
return true;
} else {
return false;
}
}
bool args_char_to_hex(char hi_nibble, char low_nibble, uint8_t* byte) {
uint8_t hi_nibble_value = 0;
uint8_t low_nibble_value = 0;
bool result = false;
if(args_char_to_hex_nibble(hi_nibble, &hi_nibble_value)) {
if(args_char_to_hex_nibble(low_nibble, &low_nibble_value)) {
if(hex_char_to_hex_nibble(hi_nibble, &hi_nibble_value)) {
if(hex_char_to_hex_nibble(low_nibble, &low_nibble_value)) {
result = true;
*byte = (hi_nibble_value << 4) | low_nibble_value;
}