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client: resend data when didn't receive reply after timeout

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This commit is contained in:
Juliusz Sosinowicz
2023-08-10 18:07:35 +02:00
parent 6ea1e7d824
commit 1b393199f4
1 changed files with 52 additions and 12 deletions
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64
examples/client/client.c
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@@ -1066,6 +1066,54 @@ static int ClientRead(WOLFSSL* ssl, char* reply, int replyLen, int mustRead,
return err; return err;
} }
static int ClientWriteRead(WOLFSSL* ssl, const char* msg, int msgSz,
char* reply, int replyLen, int mustRead,
const char* str, int exitWithRet)
{
int ret = 0;
do {
ret = ClientWrite(ssl, msg, msgSz, str, exitWithRet);
if (ret != 0) {
if (!exitWithRet)
err_sys("ClientWrite failed");
else
break;
}
if (wolfSSL_dtls(ssl)) {
ret = tcp_select(wolfSSL_get_fd(ssl), DEFAULT_TIMEOUT_SEC);
if (ret == TEST_TIMEOUT) {
continue;
}
else if (ret == TEST_RECV_READY) {
/* Ready to read */
}
else {
LOG_ERROR("%s tcp_select error\n", str);
if (!exitWithRet)
err_sys("tcp_select failed");
else
ret = WOLFSSL_FATAL_ERROR;
break;
}
}
ret = ClientRead(ssl, reply, replyLen, mustRead, str, exitWithRet);
if (mustRead && ret != 0) {
if (!exitWithRet)
err_sys("ClientRead failed");
else
break;
}
} while (0);
if (ret != 0) {
char buffer[WOLFSSL_MAX_ERROR_SZ];
LOG_ERROR("SSL_write%s msg error %d, %s\n", str, ret,
wolfSSL_ERR_error_string(ret, buffer));
}
return ret;
}
/* when adding new option, please follow the steps below: */ /* when adding new option, please follow the steps below: */
/* 1. add new option message in English section */ /* 1. add new option message in English section */
@@ -4195,15 +4243,8 @@ THREAD_RETURN WOLFSSL_THREAD client_test(void* args)
wolfSSL_update_keys(ssl); wolfSSL_update_keys(ssl);
#endif #endif
err = ClientWrite(ssl, msg, msgSz, "", exitWithRet); err = ClientWriteRead(ssl, msg, msgSz, reply, sizeof(reply)-1, 1, "",
if (exitWithRet && (err != 0)) { exitWithRet);
((func_args*)args)->return_code = err;
wolfSSL_free(ssl); ssl = NULL;
wolfSSL_CTX_free(ctx); ctx = NULL;
goto exit;
}
err = ClientRead(ssl, reply, sizeof(reply)-1, 1, "", exitWithRet);
if (exitWithRet && (err != 0)) { if (exitWithRet && (err != 0)) {
((func_args*)args)->return_code = err; ((func_args*)args)->return_code = err;
wolfSSL_free(ssl); ssl = NULL; wolfSSL_free(ssl); ssl = NULL;
@@ -4500,10 +4541,9 @@ THREAD_RETURN WOLFSSL_THREAD client_test(void* args)
msgSz = (int)XSTRLEN(kResumeMsg); msgSz = (int)XSTRLEN(kResumeMsg);
XMEMCPY(msg, kResumeMsg, msgSz); XMEMCPY(msg, kResumeMsg, msgSz);
} }
(void)ClientWrite(sslResume, msg, msgSz, " resume", 0);
(void)ClientRead(sslResume, reply, sizeof(reply)-1, sendGET, (void)ClientWriteRead(sslResume, msg, msgSz, reply, sizeof(reply),
"Server resume: ", 0); sendGET, " resume", 0);
ret = wolfSSL_shutdown(sslResume); ret = wolfSSL_shutdown(sslResume);
if (wc_shutdown && ret == WOLFSSL_SHUTDOWN_NOT_DONE) if (wc_shutdown && ret == WOLFSSL_SHUTDOWN_NOT_DONE)