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Add iClass keys to source (#1360)

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Eric Betts 2022-07-04 03:54:36 -07:00 committed by GitHub
parent fea2bfa822
commit ffd6eda361
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 5 additions and 44 deletions
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49
applications/picopass/picopass.c
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@ -13,9 +13,6 @@
#define TAG "PicoPass"
#define PICOPASS_APP_ICLASS_KEY_PATH "/any/picopass/iclass_key.bin"
#define PICOPASS_APP_ICLASS_DECRYPT_KEY_PATH "/any/picopass/iclass_decryptionkey.bin"
typedef enum {
EventTypeTick,
EventTypeKey,
@ -42,46 +39,17 @@ typedef struct {
WiegandRecord record;
} PACS;
enum State { INIT, KEYS_MISSING, READY, RESULT };
enum State { INIT, READY, RESULT };
typedef struct {
enum State state;
PACS pacs;
} PluginState;
uint8_t iclass_key[8] = {0}; // NB: not the permuted version
uint8_t iclass_decryptionkey[16] = {0};
uint8_t iclass_key[8] = {0xaf, 0xa7, 0x85, 0xa7, 0xda, 0xb3, 0x33, 0x78};
uint8_t iclass_decryptionkey[16] =
{0xb4, 0x21, 0x2c, 0xca, 0xb7, 0xed, 0x21, 0x0f, 0x7b, 0x93, 0xd4, 0x59, 0x39, 0xc7, 0xdd, 0x36};
ApplicationArea AA1;
static bool picopass_load_keys() {
Storage* storage = furi_record_open("storage");
File* file = storage_file_alloc(storage);
if(!storage_file_open(file, PICOPASS_APP_ICLASS_KEY_PATH, FSAM_READ, FSOM_OPEN_EXISTING)) {
FURI_LOG_E(TAG, "Unable to open iClass key");
storage_file_free(file);
furi_record_close("storage");
return false;
};
storage_file_read(file, iclass_key, sizeof(iclass_key));
storage_file_close(file);
FURI_LOG_D(TAG, "iClass key loaded");
if(!storage_file_open(
file, PICOPASS_APP_ICLASS_DECRYPT_KEY_PATH, FSAM_READ, FSOM_OPEN_EXISTING)) {
FURI_LOG_E(TAG, "Unable to open iClass decryption key");
storage_file_free(file);
furi_record_close("storage");
return false;
};
storage_file_read(file, iclass_decryptionkey, sizeof(iclass_decryptionkey));
storage_file_close(file);
FURI_LOG_D(TAG, "iClass decryption key loaded");
storage_file_free(file);
furi_record_close("storage");
return true;
}
static void render_callback(Canvas* const canvas, void* ctx) {
const PluginState* plugin_state = acquire_mutex((ValueMutex*)ctx, 25);
if(plugin_state == NULL) {
@ -94,8 +62,6 @@ static void render_callback(Canvas* const canvas, void* ctx) {
if(plugin_state->state == INIT) {
canvas_draw_str_aligned(canvas, 64, 32, AlignCenter, AlignTop, "Loading...");
} else if(plugin_state->state == KEYS_MISSING) {
canvas_draw_str_aligned(canvas, 64, 32, AlignCenter, AlignTop, "Keys missing");
} else if(plugin_state->state == READY) {
canvas_draw_str_aligned(canvas, 64, 32, AlignCenter, AlignTop, "Push center to scan");
} else if(plugin_state->state == RESULT) {
@ -135,12 +101,7 @@ static void input_callback(InputEvent* input_event, osMessageQueueId_t event_que
}
static void picopass_state_init(PluginState* const plugin_state) {
plugin_state->state = INIT;
if(picopass_load_keys()) {
plugin_state->state = READY;
} else {
plugin_state->state = KEYS_MISSING;
}
plugin_state->state = READY;
}
ReturnCode decrypt(uint8_t* enc_data, uint8_t* dec_data) {