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Code Issues Activity

[FL-1064] iButton CLI commands (#407)

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* ibutton: add cli commands
* ibutton/scene: add cli event send
* ibutton: make separate scenes for cli commands
* ibutton/scene: add timeout to cli scenes
* ibutton: fix reading key data from cli
* cli: add cli_delete_command to API
* ibutton: delete cli command after app exit
* cli: free allocated string

Co-authored-by: あく <alleteam@gmail.com>
This commit is contained in:
gornekich
2021-04-14 17:24:33 +03:00
committed by GitHub
parent d1f523687e
commit cfcdff8346
10 changed files with 522 additions and 0 deletions
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159
applications/ibutton/ibutton-app.cpp
View File

@@ -1,5 +1,7 @@
#include "ibutton-app.h"
#include <stdarg.h>
#include <callback-connector.h>
#include <m-string.h>
void iButtonApp::run(void) {
iButtonEvent event;
@@ -23,13 +25,167 @@ void iButtonApp::run(void) {
scenes[current_scene]->on_exit(this);
}
void iButtonApp::print_key_data(void) {
uint8_t* key_data = key.get_data();
switch(key.get_key_type()) {
case iButtonKeyType::KeyDallas:
printf(
"Dallas %02X %02X %02X %02X %02X %02X %02X %02X\r\n",
key_data[0],
key_data[1],
key_data[2],
key_data[3],
key_data[4],
key_data[5],
key_data[6],
key_data[7]);
break;
case iButtonKeyType::KeyCyfral:
printf("Cyfral %02X %02X\r\n", key_data[0], key_data[1]);
break;
case iButtonKeyType::KeyMetakom:
printf(
"Metakom %02X %02X %02X %02X\r\n", key_data[0], key_data[1], key_data[2], key_data[3]);
break;
}
}
bool iButtonApp::read_hex_byte(string_t args, uint8_t* byte) {
char* endptr;
*byte = strtoul(string_get_cstr(args), &endptr, 16);
if(*endptr == '\0') {
return false;
}
size_t ws = string_search_char(args, ' ');
if(ws != 2) {
return false;
}
string_right(args, ws);
string_strim(args);
return true;
}
void iButtonApp::cli_cmd_callback(string_t args, void* context) {
iButtonApp::Scene scene;
string_t cmd;
string_init(cmd);
if(!string_cmp_str(args, "read")) {
scene = iButtonApp::Scene::SceneCliRead;
printf("Reading key ...\r\n");
} else {
// Parse write / emulate commands
size_t ws = string_search_char(args, ' ');
if(ws == STRING_FAILURE) {
printf("Incorrect input. Try tm <read | write | emulate> [key_type] [key_data]\r\n");
string_clear(cmd);
return;
} else {
string_set_n(cmd, args, 0, ws);
string_right(args, ws);
string_strim(args);
}
if(!string_cmp_str(cmd, "write")) {
scene = iButtonApp::Scene::SceneCliWrite;
} else if(!string_cmp_str(cmd, "emulate")) {
scene = iButtonApp::Scene::SceneCliEmulate;
} else {
printf("Incorrect input. Try tm <write | emulate> <key_type> <key_data>\r\n");
string_clear(cmd);
return;
}
string_clear(cmd);
// Parse key type
string_t key_type;
string_init(key_type);
ws = string_search_char(args, ' ');
string_set_n(key_type, args, 0, ws);
uint8_t bytes_to_read = 0;
if(!string_cmp_str(key_type, "0")) {
key.set_type(iButtonKeyType::KeyDallas);
bytes_to_read = 8;
} else if(!string_cmp_str(key_type, "1")) {
key.set_type(iButtonKeyType::KeyCyfral);
bytes_to_read = 2;
} else if(!string_cmp_str(key_type, "2")) {
key.set_type(iButtonKeyType::KeyMetakom);
bytes_to_read = 4;
} else {
printf("Incorrect key type. Try 0 - KeyDallas, 1 - KeyCyfral, 2 - KeyMetakom");
string_clear(key_type);
return;
}
string_clear(key_type);
// Read key data
string_right(args, 1);
string_strim(args);
uint8_t key_data[8] = {};
uint8_t i = 0;
bool ret = true;
while((i < bytes_to_read) && ret) {
ret = read_hex_byte(args, &key_data[i++]);
}
if(i != bytes_to_read) {
printf("Incorrect key data\r\n");
return;
}
key.set_data(key_data, bytes_to_read);
if(scene == iButtonApp::Scene::SceneCliWrite) {
printf("Writing key ");
} else {
printf("Emulating key ");
}
print_key_data();
}
switch_to_next_scene(scene);
// Wait return event
iButtonApp::CliEvent result;
if(osMessageQueueGet(cli_event_result, &result, NULL, osWaitForever) != osOK) {
printf("Command execution error\r\n");
return;
}
// Process return event
switch(result) {
case iButtonApp::CliEvent::CliReadSuccess:
print_key_data();
case iButtonApp::CliEvent::CliReadCRCError:
printf("Read error: invalid CRC\r\n");
break;
case iButtonApp::CliEvent::CliReadNotKeyError:
printf("Read error: not a key\r\n");
break;
case iButtonApp::CliEvent::CliTimeout:
printf("Timeout error\r\n");
break;
case iButtonApp::CliEvent::CliInterrupt:
printf("Command interrupted\r\n");
break;
case iButtonApp::CliEvent::CliWriteSuccess:
printf("Write success\r\n");
break;
case iButtonApp::CliEvent::CliWriteFail:
printf("Write fail\r\n");
break;
default:
break;
}
return;
}
void iButtonApp::cli_send_event(iButtonApp::CliEvent scene) {
osMessageQueuePut(cli_event_result, &scene, 0, osWaitForever);
}
iButtonApp::iButtonApp() {
notify_init();
api_hal_power_insomnia_enter();
cli_event_result = osMessageQueueNew(1, sizeof(iButtonApp::Scene), NULL);
key_worker = new KeyWorker(&ibutton_gpio);
sd_ex_api = static_cast<SdCard_Api*>(furi_record_open("sdcard-ex"));
fs_api = static_cast<FS_Api*>(furi_record_open("sdcard"));
cli = static_cast<Cli*>(furi_record_open("cli"));
auto callback = cbc::obtain_connector(this, &iButtonApp::cli_cmd_callback);
cli_add_command(cli, "tm", callback, cli);
// we need random
srand(DWT->CYCCNT);
@@ -38,6 +194,9 @@ iButtonApp::iButtonApp() {
iButtonApp::~iButtonApp() {
furi_record_close("sdcard-ex");
furi_record_close("sdcard");
cli_delete_command(cli, "tm");
furi_record_close("cli");
osMessageQueueDelete(cli_event_result);
api_hal_power_insomnia_exit();
}