86 lines
2.3 KiB
C
86 lines
2.3 KiB
C
//
|
|
// Created by rov on 12/27/25.
|
|
//
|
|
|
|
#include "network.h"
|
|
|
|
#include <SDL3/SDL.h>
|
|
#include <SDL3_net/SDL_net.h>
|
|
|
|
#define NET_TIMEOUT 30000
|
|
|
|
typedef enum ConnectionResult {
|
|
CONN_SUCCESS = 0,
|
|
CONN_ERR_BAD_HOSTNAME = 1,
|
|
CONN_ERR_NO_SERVER = 2
|
|
} CONNECTION_RESULT;
|
|
|
|
void Gui_UpdateStatusBar(const Gui_t* gui, const char *message);
|
|
|
|
bool Network_Init(Network_t *network) {
|
|
if (!NET_Init()) {
|
|
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Error", "Failed to initialize SDL_net.", NULL);
|
|
return false;
|
|
}
|
|
|
|
network->socket = NULL;
|
|
|
|
return true;
|
|
}
|
|
|
|
void Network_Shutdown(const Network_t *network) {
|
|
NET_DestroyStreamSocket(network->socket);
|
|
NET_Quit();
|
|
}
|
|
|
|
CONNECTION_RESULT ConnectToServer(Network_t *network, const ConfigParams_t *configParams, const Gui_t *gui) {
|
|
Gui_UpdateStatusBar(gui, "Searching for hostname...");
|
|
|
|
NET_Address *netAddress = NET_ResolveHostname(configParams->serverAddress);
|
|
const NET_Status resolveHostnameStatus = NET_WaitUntilResolved(netAddress, NET_TIMEOUT);
|
|
if (resolveHostnameStatus != NET_SUCCESS) {
|
|
NET_UnrefAddress(netAddress);
|
|
return CONN_ERR_BAD_HOSTNAME;
|
|
}
|
|
|
|
Gui_UpdateStatusBar(gui, "Trying to connect...");
|
|
|
|
network->socket = NET_CreateClient(netAddress, configParams->serverPort);
|
|
const NET_Status createClientStatus = NET_WaitUntilConnected(network->socket, NET_TIMEOUT);
|
|
if (createClientStatus != NET_SUCCESS) {
|
|
NET_DestroyStreamSocket(network->socket);
|
|
network->socket = NULL;
|
|
|
|
NET_UnrefAddress(netAddress);
|
|
return CONN_ERR_NO_SERVER;
|
|
}
|
|
|
|
// TODO: is this okay?
|
|
NET_UnrefAddress(netAddress);
|
|
|
|
return CONN_SUCCESS;
|
|
}
|
|
|
|
void Network_ConnectAndReportStatus(Network_t *network, const ConfigParams_t *configParams, const Gui_t *gui) {
|
|
if (network->socket != NULL) {
|
|
return;
|
|
}
|
|
|
|
const CONNECTION_RESULT result = ConnectToServer(network, configParams, gui);
|
|
const char *message = NULL;
|
|
|
|
switch (result) {
|
|
case CONN_SUCCESS:
|
|
message = "Connection established.";
|
|
break;
|
|
case CONN_ERR_BAD_HOSTNAME:
|
|
message = "Error: IP address or host not found.";
|
|
break;
|
|
case CONN_ERR_NO_SERVER:
|
|
message = "Error: No server running on host.";
|
|
break;
|
|
}
|
|
|
|
Gui_UpdateStatusBar(gui, message);
|
|
}
|