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ssl_client2: Add support for early data writing

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Signed-off-by: Ronald Cron <ronald.cron@arm.com>
This commit is contained in:
Ronald Cron 2024-01-23 10:30:57 +01:00
parent 2fe0ec8c31
commit a5561893e7
1 changed files with 49 additions and 0 deletions
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49
programs/ssl/ssl_client2.c
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@ -3035,6 +3035,55 @@ reconnect:
goto exit;
}
ret = build_http_request(buf, sizeof(buf) - 1, &len);
if (ret != 0) {
goto exit;
}
#if defined(MBEDTLS_SSL_EARLY_DATA)
if (opt.early_data == MBEDTLS_SSL_EARLY_DATA_ENABLED) {
frags = 0;
written = 0;
do {
while ((ret = mbedtls_ssl_write_early_data(&ssl, buf + written,
len - written)) < 0) {
if (ret == MBEDTLS_ERR_SSL_CANNOT_WRITE_EARLY_DATA) {
break;
}
if (ret != MBEDTLS_ERR_SSL_WANT_READ &&
ret != MBEDTLS_ERR_SSL_WANT_WRITE &&
ret != MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS) {
mbedtls_printf(" failed\n ! mbedtls_ssl_write returned -0x%x\n\n",
(unsigned int) -ret);
goto exit;
}
/* For event-driven IO, wait for socket to become available */
if (opt.event == 1 /* level triggered IO */) {
#if defined(MBEDTLS_TIMING_C)
idle(&server_fd, &timer, ret);
#else
idle(&server_fd, ret);
#endif
}
}
if (ret == MBEDTLS_ERR_SSL_CANNOT_WRITE_EARLY_DATA) {
break;
}
frags++;
written += ret;
} while (written < len);
}
buf[written] = '\0';
mbedtls_printf(
" %" MBEDTLS_PRINTF_SIZET " bytes of early data written in %" MBEDTLS_PRINTF_SIZET " fragments\n\n%s\n",
written,
frags,
(char *) buf);
#endif /* MBEDTLS_SSL_EARLY_DATA */
while ((ret = mbedtls_ssl_handshake(&ssl)) != 0) {
if (ret != MBEDTLS_ERR_SSL_WANT_READ &&
ret != MBEDTLS_ERR_SSL_WANT_WRITE &&