80 lines
2.1 KiB
C
80 lines
2.1 KiB
C
#ifdef HAVE_U2F
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/*
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*******************************************************************************
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* Portable FIDO U2F implementation
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* Ledger Blue specific initialization
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* (c) 2016 Ledger
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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********************************************************************************/
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#include <stdint.h>
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#include <string.h>
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#include "os.h"
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#include "os_io_seproxyhal.h"
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#include "u2f_io.h"
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#include "u2f_transport.h"
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extern void u2f_reset_display(void);
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volatile unsigned char u2fCommandSent = 0;
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volatile unsigned char u2fFirstCommand = 0;
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volatile unsigned char u2fClosed = 0;
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void u2f_io_open_session(void) {
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// PRINTF("u2f_io_open_session\n");
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u2fCommandSent = 0;
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u2fFirstCommand = 1;
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u2fClosed = 0;
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}
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unsigned char u2fSegment[MAX_SEGMENT_SIZE];
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void u2f_io_send(uint8_t *buffer, uint16_t length,
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u2f_transport_media_t media) {
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if (media == U2F_MEDIA_USB) {
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os_memset(u2fSegment, 0, sizeof(u2fSegment));
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}
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os_memmove(u2fSegment, buffer, length);
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// PRINTF("u2f_io_send\n");
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if (u2fFirstCommand) {
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u2fFirstCommand = 0;
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}
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switch (media) {
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case U2F_MEDIA_USB:
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io_usb_send_apdu_data(u2fSegment, USB_SEGMENT_SIZE);
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break;
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#ifdef HAVE_BLE
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case U2F_MEDIA_BLE:
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BLE_protocol_send(buffer, length);
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break;
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#endif
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default:
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PRINTF("Request to send on unsupported media %d\n", media);
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break;
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}
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}
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void u2f_io_close_session(void) {
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// PRINTF("u2f_close_session\n");
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if (!u2fClosed) {
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// u2f_reset_display();
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u2fClosed = 1;
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}
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}
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#endif
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