Outline ![]()
Files ![]()
loading...
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
/**************************************************************************/
/* */
/* Copyright (c) Microsoft Corporation. All rights reserved. */
/* */
/* This software is licensed under the Microsoft Software License */
/* Terms for Microsoft Azure RTOS. Full text of the license can be */
/* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */
/* and in the root directory of this software. */
/* */
/**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/** */
/** NetX Secure Component */
/** */
/** Datagram Transport Layer Security (DTLS) */
/** */
/**************************************************************************/
/**************************************************************************/
#define NX_SECURE_SOURCE_CODE
#include "nx_secure_dtls.h"
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* _nx_secure_dtls_server_ecc_initialize PORTABLE C */
/* 6.1 */
/* AUTHOR */
/* */
/* Timothy Stapko, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function initializes supported curve lists for DTLS server */
/* instance. */
/* */
/* INPUT */
/* */
/* server_ptr DTLS server control block */
/* supported_groups List of supported groups */
/* supported_group_count Number of supported groups */
/* curves List of curve methods */
/* */
/* OUTPUT */
/* */
/* status Completion status */
/* */
/* CALLS */
/* */
/* _nx_secure_tls_ecc_initialize Initialize curve lists */
/* */
/* CALLED BY */
/* */
/* Application Code */
/* */
/* RELEASE HISTORY */
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 05-19-2020 Timothy Stapko Initial Version 6.0 */
/* 09-30-2020 Timothy Stapko Modified comment(s), */
/* resulting in version 6.1 */
/* */
/**************************************************************************/
UINT _nx_secure_dtls_server_ecc_initialize(NX_SECURE_DTLS_SERVER *server_ptr,
const USHORT *supported_groups, USHORT supported_group_count,
const NX_CRYPTO_METHOD **curves)
{
#if defined(NX_SECURE_ENABLE_DTLS) && defined(NX_SECURE_ENABLE_ECC_CIPHERSUITE)
UINT status;
UINT i;
NX_SECURE_DTLS_SESSION *current_session;
NX_SECURE_TLS_SESSION *tls_session;
UINT num_sessions;
/* Figure out number of sessions. */
num_sessions = server_ptr -> nx_dtls_server_sessions_count;
/* Initialize curve list for all sessions. */
for(i = 0; i < num_sessions; ++i)
{
/* Get the current session. */
current_session = &(server_ptr -> nx_dtls_server_sessions[i]);
/* Get the internal TLS session instance. */
tls_session = &(current_session -> nx_secure_dtls_tls_session);
/* Initialize supported curve list for TLS. */
status = _nx_secure_tls_ecc_initialize(tls_session, supported_groups, supported_group_count, curves);
if(status != NX_SUCCESS)
{
return(status);
}
}
return(NX_SUCCESS);
#else
NX_PARAMETER_NOT_USED(server_ptr);
NX_PARAMETER_NOT_USED(supported_groups);
NX_PARAMETER_NOT_USED(supported_group_count);
NX_PARAMETER_NOT_USED(curves);
return(NX_NOT_SUPPORTED);
#endif /* NX_SECURE_ENABLE_DTLS && NX_SECURE_ENABLE_ECC_CIPHERSUITE */
}