diff options
Diffstat (limited to 'core/io/http_client_tcp.cpp')
-rw-r--r-- | core/io/http_client_tcp.cpp | 97 |
1 files changed, 61 insertions, 36 deletions
diff --git a/core/io/http_client_tcp.cpp b/core/io/http_client_tcp.cpp index 4c27cd1b10..d983d86b99 100644 --- a/core/io/http_client_tcp.cpp +++ b/core/io/http_client_tcp.cpp @@ -71,7 +71,7 @@ Error HTTPClientTCP::connect_to_host(const String &p_host, int p_port, bool p_ss connection = tcp_connection; if (ssl && https_proxy_port != -1) { - proxy_client.instantiate(); // Needs proxy negotiation + proxy_client.instantiate(); // Needs proxy negotiation. server_host = https_proxy_host; server_port = https_proxy_port; } else if (!ssl && http_proxy_port != -1) { @@ -83,7 +83,7 @@ Error HTTPClientTCP::connect_to_host(const String &p_host, int p_port, bool p_ss } if (server_host.is_valid_ip_address()) { - // Host contains valid IP + // Host contains valid IP. Error err = tcp_connection->connect_to_host(IPAddress(server_host), server_port); if (err) { status = STATUS_CANT_CONNECT; @@ -92,7 +92,7 @@ Error HTTPClientTCP::connect_to_host(const String &p_host, int p_port, bool p_ss status = STATUS_CONNECTING; } else { - // Host contains hostname and needs to be resolved to IP + // Host contains hostname and needs to be resolved to IP. resolving = IP::get_singleton()->resolve_hostname_queue_item(server_host); status = STATUS_RESOLVING; } @@ -124,7 +124,7 @@ Ref<StreamPeer> HTTPClientTCP::get_connection() const { static bool _check_request_url(HTTPClientTCP::Method p_method, const String &p_url) { switch (p_method) { case HTTPClientTCP::METHOD_CONNECT: { - // Authority in host:port format, as in RFC7231 + // Authority in host:port format, as in RFC7231. int pos = p_url.find_char(':'); return 0 < pos && pos < p_url.length() - 1; } @@ -135,7 +135,7 @@ static bool _check_request_url(HTTPClientTCP::Method p_method, const String &p_u [[fallthrough]]; } default: - // Absolute path or absolute URL + // Absolute path or absolute URL. return p_url.begins_with("/") || p_url.begins_with("http://") || p_url.begins_with("https://"); } } @@ -146,6 +146,11 @@ Error HTTPClientTCP::request(Method p_method, const String &p_url, const Vector< ERR_FAIL_COND_V(status != STATUS_CONNECTED, ERR_INVALID_PARAMETER); ERR_FAIL_COND_V(connection.is_null(), ERR_INVALID_DATA); + Error err = verify_headers(p_headers); + if (err) { + return err; + } + String uri = p_url; if (!ssl && http_proxy_port != -1) { uri = vformat("http://%s:%d%s", conn_host, conn_port, p_url); @@ -173,7 +178,7 @@ Error HTTPClientTCP::request(Method p_method, const String &p_url, const Vector< } if (add_host) { if ((ssl && conn_port == PORT_HTTPS) || (!ssl && conn_port == PORT_HTTP)) { - // Don't append the standard ports + // Don't append the standard ports. request += "Host: " + conn_host + "\r\n"; } else { request += "Host: " + conn_host + ":" + itos(conn_port) + "\r\n"; @@ -192,21 +197,12 @@ Error HTTPClientTCP::request(Method p_method, const String &p_url, const Vector< request += "\r\n"; CharString cs = request.utf8(); - Vector<uint8_t> data; - data.resize(cs.length() + p_body_size); - memcpy(data.ptrw(), cs.get_data(), cs.length()); + request_buffer->clear(); + request_buffer->put_data((const uint8_t *)cs.get_data(), cs.length()); if (p_body_size > 0) { - memcpy(data.ptrw() + cs.length(), p_body, p_body_size); - } - - // TODO Implement non-blocking requests. - Error err = connection->put_data(data.ptr(), data.size()); - - if (err) { - close(); - status = STATUS_CONNECTION_ERROR; - return err; + request_buffer->put_data(p_body, p_body_size); } + request_buffer->seek(0); status = STATUS_REQUESTING; head_request = p_method == METHOD_HEAD; @@ -257,6 +253,7 @@ void HTTPClientTCP::close() { ip_candidates.clear(); response_headers.clear(); response_str.clear(); + request_buffer->clear(); body_size = -1; body_left = 0; chunk_left = 0; @@ -267,6 +264,9 @@ void HTTPClientTCP::close() { } Error HTTPClientTCP::poll() { + if (tcp_connection.is_valid()) { + tcp_connection->poll(); + } switch (status) { case STATUS_RESOLVING: { ERR_FAIL_COND_V(resolving == IP::RESOLVER_INVALID_ID, ERR_BUG); @@ -274,7 +274,7 @@ Error HTTPClientTCP::poll() { IP::ResolverStatus rstatus = IP::get_singleton()->get_resolve_item_status(resolving); switch (rstatus) { case IP::RESOLVER_STATUS_WAITING: - return OK; // Still resolving + return OK; // Still resolving. case IP::RESOLVER_STATUS_DONE: { ip_candidates = IP::get_singleton()->get_resolve_item_addresses(resolving); @@ -356,7 +356,7 @@ Error HTTPClientTCP::poll() { } else if (ssl) { Ref<StreamPeerSSL> ssl; if (!handshaking) { - // Connect the StreamPeerSSL and start handshaking + // Connect the StreamPeerSSL and start handshaking. ssl = Ref<StreamPeerSSL>(StreamPeerSSL::create()); ssl->set_blocking_handshake_enabled(false); Error err = ssl->connect_to_stream(tcp_connection, ssl_verify_host, conn_host); @@ -368,7 +368,7 @@ Error HTTPClientTCP::poll() { connection = ssl; handshaking = true; } else { - // We are already handshaking, which means we can use your already active SSL connection + // We are already handshaking, which means we can use your already active SSL connection. ssl = static_cast<Ref<StreamPeerSSL>>(connection); if (ssl.is_null()) { close(); @@ -376,22 +376,22 @@ Error HTTPClientTCP::poll() { return ERR_CANT_CONNECT; } - ssl->poll(); // Try to finish the handshake + ssl->poll(); // Try to finish the handshake. } if (ssl->get_status() == StreamPeerSSL::STATUS_CONNECTED) { - // Handshake has been successful + // Handshake has been successful. handshaking = false; ip_candidates.clear(); status = STATUS_CONNECTED; return OK; } else if (ssl->get_status() != StreamPeerSSL::STATUS_HANDSHAKING) { - // Handshake has failed + // Handshake has failed. close(); status = STATUS_SSL_HANDSHAKE_ERROR; return ERR_CANT_CONNECT; } - // ... we will need to poll more for handshake to finish + // ... we will need to poll more for handshake to finish. } else { ip_candidates.clear(); status = STATUS_CONNECTED; @@ -416,7 +416,7 @@ Error HTTPClientTCP::poll() { } break; case STATUS_BODY: case STATUS_CONNECTED: { - // Check if we are still connected + // Check if we are still connected. if (ssl) { Ref<StreamPeerSSL> tmp = connection; tmp->poll(); @@ -428,10 +428,34 @@ Error HTTPClientTCP::poll() { status = STATUS_CONNECTION_ERROR; return ERR_CONNECTION_ERROR; } - // Connection established, requests can now be made + // Connection established, requests can now be made. return OK; } break; case STATUS_REQUESTING: { + if (request_buffer->get_available_bytes()) { + int avail = request_buffer->get_available_bytes(); + int pos = request_buffer->get_position(); + const Vector<uint8_t> data = request_buffer->get_data_array(); + int wrote = 0; + Error err; + if (blocking) { + err = connection->put_data(data.ptr() + pos, avail); + wrote += avail; + } else { + err = connection->put_partial_data(data.ptr() + pos, avail, wrote); + } + if (err != OK) { + close(); + status = STATUS_CONNECTION_ERROR; + return ERR_CONNECTION_ERROR; + } + pos += wrote; + request_buffer->seek(pos); + if (avail - wrote > 0) { + return OK; + } + request_buffer->clear(); + } while (true) { uint8_t byte; int rec = 0; @@ -534,7 +558,7 @@ Error HTTPClientTCP::poll() { return OK; } -int HTTPClientTCP::get_response_body_length() const { +int64_t HTTPClientTCP::get_response_body_length() const { return body_size; } @@ -547,7 +571,7 @@ PackedByteArray HTTPClientTCP::read_response_body_chunk() { if (chunked) { while (true) { if (chunk_trailer_part) { - // We need to consume the trailer part too or keep-alive will break + // We need to consume the trailer part too or keep-alive will break. uint8_t b; int rec = 0; err = _get_http_data(&b, 1, rec); @@ -560,18 +584,18 @@ PackedByteArray HTTPClientTCP::read_response_body_chunk() { int cs = chunk.size(); if ((cs >= 2 && chunk[cs - 2] == '\r' && chunk[cs - 1] == '\n')) { if (cs == 2) { - // Finally over + // Finally over. chunk_trailer_part = false; status = STATUS_CONNECTED; chunk.clear(); break; } else { - // We do not process nor return the trailer data + // We do not process nor return the trailer data. chunk.clear(); } } } else if (chunk_left == 0) { - // Reading length + // Reading length. uint8_t b; int rec = 0; err = _get_http_data(&b, 1, rec); @@ -593,7 +617,7 @@ PackedByteArray HTTPClientTCP::read_response_body_chunk() { for (int i = 0; i < chunk.size() - 2; i++) { char c = chunk[i]; int v = 0; - if (c >= '0' && c <= '9') { + if (is_digit(c)) { v = c - '0'; } else if (c >= 'a' && c <= 'f') { v = c - 'a' + 10; @@ -658,7 +682,7 @@ PackedByteArray HTTPClientTCP::read_response_body_chunk() { uint8_t *w = ret.ptrw(); err = _get_http_data(w + _offset, to_read, rec); } - if (rec <= 0) { // Ended up reading less + if (rec <= 0) { // Ended up reading less. ret.resize(_offset); break; } else { @@ -679,7 +703,7 @@ PackedByteArray HTTPClientTCP::read_response_body_chunk() { close(); if (err == ERR_FILE_EOF) { - status = STATUS_DISCONNECTED; // Server disconnected + status = STATUS_DISCONNECTED; // Server disconnected. } else { status = STATUS_CONNECTION_ERROR; } @@ -759,6 +783,7 @@ void HTTPClientTCP::set_https_proxy(const String &p_host, int p_port) { HTTPClientTCP::HTTPClientTCP() { tcp_connection.instantiate(); + request_buffer.instantiate(); } HTTPClient *(*HTTPClient::_create)() = HTTPClientTCP::_create_func; |