NFC fap: EMV protocol added

applications/main/nfc/helpers/protocol_support/emv/emv.c

@@ -0,0 +1,115 @@
+#include "emv.h"
+#include "emv_render.h"
+
+#include <nfc/protocols/emv/emv_poller.h>
+
+#include "nfc/nfc_app_i.h"
+
+#include "../nfc_protocol_support_common.h"
+#include "../nfc_protocol_support_gui_common.h"
+#include "../iso14443_4a/iso14443_4a_i.h"
+
+static void nfc_scene_info_on_enter_emv(NfcApp* instance) {
+    const NfcDevice* device = instance->nfc_device;
+    const EmvData* data = nfc_device_get_data(device, NfcProtocolEmv);
+
+    FuriString* temp_str = furi_string_alloc();
+    furi_string_cat_printf(
+        temp_str, "\e#%s\n", nfc_device_get_name(device, NfcDeviceNameTypeFull));
+    nfc_render_emv_info(data, NfcProtocolFormatTypeFull, temp_str);
+
+    widget_add_text_scroll_element(
+        instance->widget, 0, 0, 128, 52, furi_string_get_cstr(temp_str));
+
+    furi_string_free(temp_str);
+}
+
+static void nfc_scene_more_info_on_enter_emv(NfcApp* instance) {
+    // Jump to advanced scene right away
+    scene_manager_next_scene(instance->scene_manager, NfcSceneEmvMoreInfo);
+}
+
+static NfcCommand nfc_scene_read_poller_callback_emv(NfcGenericEvent event, void* context) {
+    furi_assert(event.protocol == NfcProtocolEmv);
+
+    NfcApp* instance = context;
+    const EmvPollerEvent* emv_event = event.event_data;
+
+    if(emv_event->type == EmvPollerEventTypeReadSuccess) {
+        nfc_device_set_data(
+            instance->nfc_device, NfcProtocolEmv, nfc_poller_get_data(instance->poller));
+        view_dispatcher_send_custom_event(instance->view_dispatcher, NfcCustomEventPollerSuccess);
+        return NfcCommandStop;
+    }
+
+    return NfcCommandContinue;
+}
+
+static void nfc_scene_read_on_enter_emv(NfcApp* instance) {
+    nfc_poller_start(instance->poller, nfc_scene_read_poller_callback_emv, instance);
+}
+
+static void nfc_scene_read_success_on_enter_emv(NfcApp* instance) {
+    const NfcDevice* device = instance->nfc_device;
+    const EmvData* data = nfc_device_get_data(device, NfcProtocolEmv);
+
+    FuriString* temp_str = furi_string_alloc();
+    furi_string_cat_printf(
+        temp_str, "\e#%s\n", nfc_device_get_name(device, NfcDeviceNameTypeFull));
+    nfc_render_emv_info(data, NfcProtocolFormatTypeShort, temp_str);
+
+    widget_add_text_scroll_element(
+        instance->widget, 0, 0, 128, 52, furi_string_get_cstr(temp_str));
+
+    furi_string_free(temp_str);
+}
+
+// static void nfc_scene_emulate_on_enter_emv(NfcApp* instance) {
+//     const Iso14443_4aData* iso14443_4a_data =
+//         nfc_device_get_data(instance->nfc_device, NfcProtocolIso14443_4a);
+
+//     instance->listener =
+//         nfc_listener_alloc(instance->nfc, NfcProtocolIso14443_4a, iso14443_4a_data);
+//     nfc_listener_start(
+//         instance->listener, nfc_scene_emulate_listener_callback_iso14443_4a, instance);
+// }
+
+const NfcProtocolSupportBase nfc_protocol_support_emv = {
+    .features = NfcProtocolFeatureNone,
+
+    .scene_info =
+        {
+            .on_enter = nfc_scene_info_on_enter_emv,
+            .on_event = nfc_protocol_support_common_on_event_empty,
+        },
+    .scene_more_info =
+        {
+            .on_enter = nfc_scene_more_info_on_enter_emv,
+            .on_event = nfc_protocol_support_common_on_event_empty,
+        },
+    .scene_read =
+        {
+            .on_enter = nfc_scene_read_on_enter_emv,
+            .on_event = nfc_protocol_support_common_on_event_empty,
+        },
+    .scene_read_menu =
+        {
+            .on_enter = nfc_protocol_support_common_on_enter_empty,
+            .on_event = nfc_protocol_support_common_on_event_empty,
+        },
+    .scene_read_success =
+        {
+            .on_enter = nfc_scene_read_success_on_enter_emv,
+            .on_event = nfc_protocol_support_common_on_event_empty,
+        },
+    .scene_saved_menu =
+        {
+            .on_enter = nfc_protocol_support_common_on_enter_empty,
+            .on_event = nfc_protocol_support_common_on_event_empty,
+        },
+    .scene_save_name =
+        {
+            .on_enter = nfc_protocol_support_common_on_enter_empty,
+            .on_event = nfc_protocol_support_common_on_event_empty,
+        },
+};

applications/main/nfc/helpers/protocol_support/emv/emv.h

@@ -0,0 +1,5 @@
+#pragma once
+
+#include "../nfc_protocol_support_base.h"
+
+extern const NfcProtocolSupportBase nfc_protocol_support_emv;

applications/main/nfc/helpers/protocol_support/emv/emv_render.c

@@ -0,0 +1,35 @@
+#include "emv_render.h"
+
+#include "../iso14443_4a/iso14443_4a_render.h"
+
+void nfc_render_emv_info(const EmvData* data, NfcProtocolFormatType format_type, FuriString* str) {
+    nfc_render_iso14443_4a_brief(emv_get_base_data(data), str);
+
+    nfc_render_emv_pan(data->emv_application.pan, data->emv_application.pan_len, str);
+    nfc_render_emv_name(data->emv_application.name, str);
+
+    if(format_type != NfcProtocolFormatTypeFull) return;
+
+    furi_string_cat(str, "\n\e#ISO14443-4 data");
+    nfc_render_iso14443_4a_extra(emv_get_base_data(data), str);
+}
+
+void nfc_render_emv_data(const EmvData* data, FuriString* str) {
+    nfc_render_emv_pan(data->emv_application.pan, data->emv_application.pan_len, str);
+    nfc_render_emv_name(data->emv_application.name, str);
+}
+
+void nfc_render_emv_pan(const uint8_t* data, const uint8_t len, FuriString* str) {
+    for(uint8_t i = 0; i < len; i++) furi_string_cat_printf(str, "%u", data[i]);
+    furi_string_cat_printf(str, "\n");
+}
+
+void nfc_render_emv_name(const char* data, FuriString* str) {
+    UNUSED(data);
+    furi_string_cat_printf(str, "\n");
+}
+
+void nfc_render_emv_application(const EmvApplication* data, FuriString* str) {
+    UNUSED(data);
+    furi_string_cat_printf(str, "\n");
+}

applications/main/nfc/helpers/protocol_support/emv/emv_render.h

@@ -0,0 +1,16 @@
+#pragma once
+
+#include <nfc/protocols/emv/emv.h>
+
+#include "../nfc_protocol_support_render_common.h"
+#include <stdint.h>
+
+void nfc_render_emv_info(const EmvData* data, NfcProtocolFormatType format_type, FuriString* str);
+
+void nfc_render_emv_data(const EmvData* data, FuriString* str);
+
+void nfc_render_emv_pan(const uint8_t* data, const uint8_t len, FuriString* str);
+
+void nfc_render_emv_name(const char* data, FuriString* str);
+
+void nfc_render_emv_application(const EmvApplication* data, FuriString* str);