Files
yubikey.rs/lib/internal.h
T
2017-10-23 16:21:57 +02:00

110 lines
3.3 KiB
C

/*
* Copyright (c) 2014-2016 Yubico AB
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef YKPIV_INTERNAL_H
#define YKPIV_INTERNAL_H
#include <stdbool.h>
#if BACKEND_PCSC
#if defined HAVE_PCSC_WINSCARD_H
# include <PCSC/wintypes.h>
# include <PCSC/winscard.h>
#else
# include <winscard.h>
#endif
#endif
#define READER_LEN 32
#define MAX_READERS 16
#define DES_LEN_3DES 8*3
#define CB_MGM_KEY DES_LEN_3DES
typedef void* (*ykpiv_pfn_alloc)(void* alloc_data, size_t size);
typedef void* (*ykpiv_pfn_realloc)(void* alloc_data, void* address, size_t size);
typedef void (*ykpiv_pfn_free)(void* alloc_data, void* address);
typedef struct {
ykpiv_pfn_alloc pfn_alloc;
ykpiv_pfn_realloc pfn_realloc;
ykpiv_pfn_free pfn_free;
void * alloc_data;
} ykpiv_allocator;
extern ykpiv_allocator _mem_default_allocator;
struct ykpiv_state {
SCARDCONTEXT context;
SCARDHANDLE card;
int verbose;
char *pin;
ykpiv_allocator allocator;
bool isNEO;
uint8_t mgmKey[CB_MGM_KEY];
bool fMgmKeySet;
};
union u_APDU {
struct {
unsigned char cla;
unsigned char ins;
unsigned char p1;
unsigned char p2;
unsigned char lc;
unsigned char data[0xff];
} st;
unsigned char raw[0xff + 5];
};
typedef union u_APDU APDU;
extern unsigned const char aid[];
// the object size is restricted to the firmware's message buffer size, which
// always contains 0x5C + 1 byte len + 3 byte id + 0x53 + 3 byte len = 9 bytes,
// so while the message buffer == CB_BUF_MAX, the maximum object we can store
// is CB_BUF_MAX - 9
#define CB_OBJ_MAX_NEO (CB_BUF_MAX_NEO - 9)
#define CB_OBJ_MAX_YK4 (CB_BUF_MAX_YK4 - 9)
#define CB_OBJ_MAX CB_OBJ_MAX_YK4
#define CB_BUF_MAX_NEO 2048
#define CB_BUF_MAX_YK4 3072
#define CB_BUF_MAX CB_BUF_MAX_YK4
#define CB_ATR_MAX 33
#define ATR_NEO_R3 "\x3b\xfc\x13\x00\x00\x81\x31\xfe\x15\x59\x75\x62\x69\x6b\x65\x79\x4e\x45\x4f\x72\x33\xe1"
#define ATR_YK4 "\x3b\xf8\x13\x00\x00\x81\x31\xfe\x15\x59\x75\x62\x69\x6b\x65\x79\x34\xd4"
#endif