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Add readv and writev for more efficient API packets (#2342)

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This commit is contained in:
Otto Winter
2021-09-20 00:33:10 +02:00
committed by Jesse Hills
parent d180aee57f
commit 7c17e72db4
7 changed files with 220 additions and 84 deletions
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29
esphome/components/api/api_connection.cpp
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@@ -702,15 +702,7 @@ bool APIConnection::send_log_message(int level, const char *tag, const char *lin
// string message = 3;
buffer.encode_string(3, line, strlen(line));
// SubscribeLogsResponse - 29
bool success = this->send_buffer(buffer, 29);
if (!success) {
buffer = this->create_buffer();
// bool send_failed = 4;
buffer.encode_bool(4, true);
return this->send_buffer(buffer, 29);
} else {
return true;
}
return this->send_buffer(buffer, 29);
}
HelloResponse APIConnection::hello(const HelloRequest &msg) {
@@ -783,8 +775,23 @@ void APIConnection::subscribe_home_assistant_states(const SubscribeHomeAssistant
bool APIConnection::send_buffer(ProtoWriteBuffer buffer, uint32_t message_type) {
if (this->remove_)
return false;
if (!this->helper_->can_write_without_blocking())
return false;
if (!this->helper_->can_write_without_blocking()) {
delay(0);
APIError err = helper_->loop();
if (err != APIError::OK) {
on_fatal_error();
ESP_LOGW(TAG, "%s: Socket operation failed: %s errno=%d", client_info_.c_str(), api_error_to_str(err), errno);
return false;
}
if (!this->helper_->can_write_without_blocking()) {
// SubscribeLogsResponse
if (message_type != 29) {
ESP_LOGV(TAG, "Cannot send message because of TCP buffer space");
}
delay(0);
return false;
}
}
APIError err = this->helper_->write_packet(message_type, buffer.get_buffer()->data(), buffer.get_buffer()->size());
if (err == APIError::WOULD_BLOCK)