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Implement non-blocking SCR on server side

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This commit is contained in:
Juliusz Sosinowicz
2020-09-09 21:41:20 +02:00
parent 605b274442
commit a65ffe15bc
1 changed files with 38 additions and 2 deletions
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40
examples/server/server.c
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@@ -2456,8 +2456,44 @@ THREAD_RETURN WOLFSSL_THREAD server_test(void* args)
defined(HAVE_SERVER_RENEGOTIATION_INFO)
if (scr && forceScr) {
if (nonBlocking) {
printf("not doing secure renegotiation on example with"
" nonblocking yet\n");
if ((ret = wolfSSL_Rehandshake(ssl)) != WOLFSSL_SUCCESS) {
err = wolfSSL_get_error(ssl, 0);
if (err == WOLFSSL_ERROR_WANT_READ ||
err == WOLFSSL_ERROR_WANT_WRITE) {
do {
if (err == APP_DATA_READY) {
if ((ret = wolfSSL_read(ssl, input, sizeof(input)-1)) < 0) {
err_sys("APP DATA should be present but error returned");
}
printf("Received message: %s\n", input);
}
err = 0;
if ((ret = wolfSSL_accept(ssl)) != WOLFSSL_SUCCESS) {
err = wolfSSL_get_error(ssl, ret);
}
} while (ret != WOLFSSL_SUCCESS &&
(err == WOLFSSL_ERROR_WANT_READ ||
err == WOLFSSL_ERROR_WANT_WRITE ||
err == APP_DATA_READY));
if (ret != WOLFSSL_SUCCESS) {
err = wolfSSL_get_error(ssl, 0);
printf("wolfSSL_Rehandshake error %d, %s\n", err,
wolfSSL_ERR_error_string(err, buffer));
wolfSSL_free(ssl); ssl = NULL;
wolfSSL_CTX_free(ctx); ctx = NULL;
err_sys("non-blocking wolfSSL_Rehandshake failed");
}
printf("NON-BLOCKING RENEGOTIATION SUCCESSFUL\n");
}
else {
printf("wolfSSL_Rehandshake error %d, %s\n", err,
wolfSSL_ERR_error_string(err, buffer));
wolfSSL_free(ssl); ssl = NULL;
wolfSSL_CTX_free(ctx); ctx = NULL;
err_sys("non-blocking wolfSSL_Rehandshake failed");
}
}
} else {
if ((ret = wolfSSL_Rehandshake(ssl)) != WOLFSSL_SUCCESS) {
#ifdef WOLFSSL_ASYNC_CRYPT