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Multicast

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1. Since multicast's only cipher suite uses null cipher
   automatically enable it.
2. Add options to example client and server to start
   testing multicast API. (Uses TLS over TCP.)
3. Updates to use the forced secrets set by API.
This commit is contained in:
John Safranek
2016-12-15 11:43:15 -08:00
parent b616b8df02
commit 431a0cbea9
6 changed files with 120 additions and 5 deletions
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40
examples/server/server.c
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@@ -416,6 +416,9 @@ static void Usage(void)
#ifdef WOLFSSL_EARLY_DATA
printf("-0 Early data read from client (0-RTT handshake)\n");
#endif
#ifdef WOLFSSL_MULTICAST
printf("-3 <grpid> Multicast, grpid < 256\n");
#endif
}
THREAD_RETURN CYASSL_THREAD server_test(void* args)
@@ -445,6 +448,7 @@ THREAD_RETURN CYASSL_THREAD server_test(void* args)
int doDTLS = 0;
int dtlsUDP = 0;
int dtlsSCTP = 0;
int doMcast = 0;
int needDH = 0;
int useNtruKey = 0;
int nonBlocking = 0;
@@ -510,6 +514,7 @@ THREAD_RETURN CYASSL_THREAD server_test(void* args)
#ifdef WOLFSSL_SEND_HRR_COOKIE
int hrrCookie = 0;
#endif
byte mcastID = 0;
#ifdef WOLFSSL_STATIC_MEMORY
#if (defined(HAVE_ECC) && !defined(ALT_ECC_SIZE)) \
@@ -546,6 +551,7 @@ THREAD_RETURN CYASSL_THREAD server_test(void* args)
(void)crlFlags;
(void)readySignal;
(void)updateKeysIVs;
(void)mcastID;
#ifdef CYASSL_TIRTOS
fdOpenSession(Task_self());
@@ -558,7 +564,7 @@ THREAD_RETURN CYASSL_THREAD server_test(void* args)
while ((ch = mygetopt(argc, argv, "?"
"abc:defgijk:l:nop:q:rsuv:wx"
"A:B:C:D:E:GHIJKL:NO:PQR:S:UYZ:"
"0")) != -1) {
"03:")) != -1) {
switch (ch) {
case '?' :
Usage();
@@ -795,6 +801,13 @@ THREAD_RETURN CYASSL_THREAD server_test(void* args)
#endif
break;
case '3' :
#ifdef WOLFSSL_MULTICAST
doMcast = 1;
mcastID = (byte)(atoi(myoptarg) & 0xFF);
#endif
break;
default:
Usage();
exit(MY_EX_USAGE);
@@ -1119,6 +1132,14 @@ THREAD_RETURN CYASSL_THREAD server_test(void* args)
}
#endif
if (doMcast) {
#ifdef WOLFSSL_MULTICAST
wolfSSL_CTX_mcast_set_member_id(ctx, mcastID);
if (wolfSSL_CTX_set_cipher_list(ctx, "WDM-NULL-SHA256") != SSL_SUCCESS)
err_sys("Couldn't set multicast cipher list.");
#endif
}
ssl = SSL_new(ctx);
if (ssl == NULL)
err_sys_ex(runWithErrors, "unable to get SSL");
@@ -1143,6 +1164,23 @@ THREAD_RETURN CYASSL_THREAD server_test(void* args)
}
#endif
if (doMcast) {
#ifdef WOLFSSL_MULTICAST
byte pms[512];
byte cr[32];
byte sr[32];
const byte suite[2] = {0, 0xfe}; /* WDM_WITH_NULL_SHA256 */
XMEMSET(pms, 0x23, sizeof(pms));
XMEMSET(cr, 0xA5, sizeof(cr));
XMEMSET(sr, 0x5A, sizeof(sr));
if (wolfSSL_set_secret(ssl, 1, pms, sizeof(pms), cr, sr, suite)
!= SSL_SUCCESS)
err_sys("unable to set mcast secret");
#endif
}
#ifndef NO_HANDSHAKE_DONE_CB
wolfSSL_SetHsDoneCb(ssl, myHsDoneCb, NULL);
#endif