1 /*
2  * This file is part of the MicroPython project, http://micropython.org/
3  *
4  * The MIT License (MIT)
5  *
6  * Copyright (c) 2021 Damien P. George
7  *
8  * Permission is hereby granted, free of charge, to any person obtaining a copy
9  * of this software and associated documentation files (the "Software"), to deal
10  * in the Software without restriction, including without limitation the rights
11  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12  * copies of the Software, and to permit persons to whom the Software is
13  * furnished to do so, subject to the following conditions:
14  *
15  * The above copyright notice and this permission notice shall be included in
16  * all copies or substantial portions of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24  * THE SOFTWARE.
25  */
26 #ifndef AXTLS_OS_PORT_H
27 #define AXTLS_OS_PORT_H
28 
29 #include <errno.h>
30 #include "py/stream.h"
31 #include "lib/crypto-algorithms/sha256.h"
32 
33 #define SSL_CTX_MUTEX_INIT(mutex)
34 #define SSL_CTX_MUTEX_DESTROY(mutex)
35 #define SSL_CTX_LOCK(mutex)
36 #define SSL_CTX_UNLOCK(mutex)
37 
38 #define SOCKET_READ(s, buf, size)       mp_stream_posix_read((void *)s, buf, size)
39 #define SOCKET_WRITE(s, buf, size)      mp_stream_posix_write((void *)s, buf, size)
40 #define SOCKET_CLOSE(A)                 UNUSED
41 #define SOCKET_ERRNO()                  errno
42 
43 #define SHA256_CTX                      CRYAL_SHA256_CTX
44 #define SHA256_Init(ctx)                sha256_init(ctx)
45 #define SHA256_Update(ctx, buf, size)   sha256_update(ctx, buf, size)
46 #define SHA256_Final(hash, ctx)         sha256_final(ctx, hash)
47 
48 #define TTY_FLUSH()
49 
50 #ifdef WDEV_HWRNG
51 // For esp8266 port: use the hardware RNG.
52 #define PLATFORM_RNG_U8()               (*WDEV_HWRNG)
53 #endif
54 
55 #endif // AXTLS_OS_PORT_H
56