tcp_transport: reading http header in a chunked mode until header terminator received (or timeout) to correctly receive all header if fragmented
Closes
@@ -113,10 +113,17 @@ static int ws_connect(esp_transport_handle_t t, const char *host, int port, int
ESP_LOGE(TAG, "Error write Upgrade header %s", ws->buffer);
return -1;
}
- if ((len = esp_transport_read(ws->parent, ws->buffer, DEFAULT_WS_BUFFER, timeout_ms)) <= 0) {
+ int header_len = 0;
+ do {
+ if ((len = esp_transport_read(ws->parent, ws->buffer + header_len, DEFAULT_WS_BUFFER - header_len, timeout_ms)) <= 0) {
ESP_LOGE(TAG, "Error read response for Upgrade header %s", ws->buffer);
return -1;
}
+ header_len += len;
+ ws->buffer[header_len] = '\0';
+ ESP_LOGD(TAG, "Read header chunk %d, current header size: %d", len, header_len);
+ } while (NULL == strstr(ws->buffer, "\r\n\r\n") && header_len < DEFAULT_WS_BUFFER);
+
char *server_key = get_http_header(ws->buffer, "Sec-WebSocket-Accept:");
if (server_key == NULL) {
ESP_LOGE(TAG, "Sec-WebSocket-Accept not found");
