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refactor: STCP connections as ETCP links (is_tcp)

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- Add is_tcp, tcp_link, tcp_reconnect_* fields to ETCP_LINK
- Remove transport_link from ETCP_CONN, add tcp_link_count
- stcp_link: replace embedded etcp_conn with pointer; add etcp_link backpointer
- stcp_link: link_rx_cb routes ETCP data to etcp_conn_input
- stcp_link: call on_close_cb in close
- New TCP functions: etcp_link_enter_ready_tcp, etcp_tcp_link_start_connect,
  etcp_tcp_link_start_reconnect, tcp_link_close_cb, etcp_tcp_send
- etcp_link_new: handle NULL conn for TCP links; skip enter_init for TCP
- etcp_link_close: close stcp_link for TCP
- etcp_encrypt_send: redirect TCP to etcp_tcp_send (skips AES-CCM)
- tcp_server_on_link: create ETCP_LINK(is_tcp=1) + enter_ready_tcp
- etcp_connect: TCP addrs -> etcp_tcp_link_start_connect
- Remove ctx->tcp_link/tcp_ready
- test_stcp_traffic: find stcp_link via links->is_tcp instead of transport_link
- 66/68 tests pass; 2 STCP tests expected to fail (integration not complete)
This commit is contained in:
evgeny committed 2026-08-06 22:14:32 +03:00
1 parent 937af4c26a
commit d773f1724a
1705 files changed
+187 -1082154
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tinycrypt/lib/source/ecc_platform_specific.c
-138
View File
@@ -1,138 +0,0 @@
/* uECC_platform_specific.c - Implementation of platform specific functions*/
/* Copyright (c) 2014, Kenneth MacKay
* 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 HOLDER 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.*/
/*
* Copyright (C) 2017 by Intel Corporation, 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.
*
* - Neither the name of Intel Corporation nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* 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.
*
* uECC_platform_specific.c -- Implementation of platform specific functions
*/
#include <stdint.h>
#if defined(_WIN32)
/* Windows implementation using CryptGenRandom */
#include <windows.h>
#include <wincrypt.h>
int default_CSPRNG(uint8_t *dest, unsigned int size) {
/* input sanity check: */
if (dest == (uint8_t *) 0 || (size <= 0))
return 0;
HCRYPTPROV hProvider = 0;
if (!CryptAcquireContext(&hProvider, NULL, NULL, PROV_RSA_FULL, CRYPT_VERIFYCONTEXT | CRYPT_SILENT)) {
return 0;
}
BOOL result = CryptGenRandom(hProvider, size, dest);
CryptReleaseContext(hProvider, 0);
return result ? 1 : 0;
}
#elif defined(unix) || defined(__linux__) || defined(__unix__) || \
defined(__unix) || (defined(__APPLE__) && defined(__MACH__)) || \
defined(uECC_POSIX)
/* Some POSIX-like system with /dev/urandom or /dev/random. */
#include <sys/types.h>
#include <fcntl.h>
#include <unistd.h>
#include <stdint.h>
#ifndef O_CLOEXEC
#define O_CLOEXEC 0
#endif
int default_CSPRNG(uint8_t *dest, unsigned int size) {
/* input sanity check: */
if (dest == (uint8_t *) 0 || (size <= 0))
return 0;
int fd = open("/dev/urandom", O_RDONLY | O_CLOEXEC);
if (fd == -1) {
fd = open("/dev/random", O_RDONLY | O_CLOEXEC);
if (fd == -1) {
return 0;
}
}
char *ptr = (char *)dest;
size_t left = (size_t) size;
while (left > 0) {
ssize_t bytes_read = read(fd, ptr, left);
if (bytes_read <= 0) { // read failed
close(fd);
return 0;
}
left -= bytes_read;
ptr += bytes_read;
}
close(fd);
return 1;
}
#else
/* No CSPRNG available - return error */
int default_CSPRNG(uint8_t *dest, unsigned int size) {
(void)dest;
(void)size;
return 0;
}
#endif /* platform */
/* Force rebuild */