1 /**************************************************************************/
2 /* */
3 /* Copyright (c) Microsoft Corporation. All rights reserved. */
4 /* */
5 /* This software is licensed under the Microsoft Software License */
6 /* Terms for Microsoft Azure RTOS. Full text of the license can be */
7 /* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */
8 /* and in the root directory of this software. */
9 /* */
10 /**************************************************************************/
11
12
13 /**************************************************************************/
14 /**************************************************************************/
15 /** */
16 /** NetX Secure Component */
17 /** */
18 /** Datagram Transport Layer Security (DTLS) */
19 /** */
20 /**************************************************************************/
21 /**************************************************************************/
22
23 #define NX_SECURE_SOURCE_CODE
24
25
26 /* Include necessary system files. */
27
28 #include "nx_secure_dtls.h"
29
30 /* Bring in externs for caller checking code. */
31
32 NX_SECURE_CALLER_CHECKING_EXTERNS
33
34 /**************************************************************************/
35 /* */
36 /* FUNCTION RELEASE */
37 /* */
38 /* _nxe_secure_dtls_session_send PORTABLE C */
39 /* 6.1 */
40 /* AUTHOR */
41 /* */
42 /* Timothy Stapko, Microsoft Corporation */
43 /* */
44 /* DESCRIPTION */
45 /* */
46 /* This function checks for errors in the DTLS session send call. */
47 /* */
48 /* INPUT */
49 /* */
50 /* dtls_session DTLS control block */
51 /* packet_ptr Pointer to packet data */
52 /* ip_address Remote IP address */
53 /* port Remote port */
54 /* */
55 /* OUTPUT */
56 /* */
57 /* status Completion status */
58 /* */
59 /* CALLS */
60 /* */
61 /* _nx_secure_dtls_session_send Actual DTLS session send call.*/
62 /* */
63 /* CALLED BY */
64 /* */
65 /* Application Code */
66 /* */
67 /* RELEASE HISTORY */
68 /* */
69 /* DATE NAME DESCRIPTION */
70 /* */
71 /* 05-19-2020 Timothy Stapko Initial Version 6.0 */
72 /* 09-30-2020 Timothy Stapko Modified comment(s), */
73 /* resulting in version 6.1 */
74 /* */
75 /**************************************************************************/
_nxe_secure_dtls_session_send(NX_SECURE_DTLS_SESSION * dtls_session,NX_PACKET * packet_ptr,NXD_ADDRESS * ip_address,UINT port)76 UINT _nxe_secure_dtls_session_send(NX_SECURE_DTLS_SESSION *dtls_session, NX_PACKET *packet_ptr,
77 NXD_ADDRESS *ip_address, UINT port)
78 {
79 #ifdef NX_SECURE_ENABLE_DTLS
80 UINT status;
81
82 if ((dtls_session == NX_NULL) || (packet_ptr == NX_NULL) || (ip_address == NX_NULL))
83 {
84 return(NX_PTR_ERROR);
85 }
86
87 /* Make sure the session is initialized. */
88 if (dtls_session->nx_secure_dtls_tls_session.nx_secure_tls_id != NX_SECURE_TLS_ID)
89 {
90 return(NX_SECURE_TLS_SESSION_UNINITIALIZED);
91 }
92
93 status = _nx_secure_dtls_session_send(dtls_session, packet_ptr, ip_address, port);
94
95 /* Return completion status. */
96 return(status);
97 #else
98 NX_PARAMETER_NOT_USED(dtls_session);
99 NX_PARAMETER_NOT_USED(packet_ptr);
100 NX_PARAMETER_NOT_USED(ip_address);
101 NX_PARAMETER_NOT_USED(port);
102
103 return(NX_NOT_SUPPORTED);
104 #endif /* NX_SECURE_ENABLE_DTLS */
105 }
106
107