Formatting and cleanup

src/BackgroundThread.cpp

@@ -11,35 +11,34 @@ BackgroundThread::BackgroundThread() : BackgroundThreadWrapper(BackgroundThread:
     this->serverSocket = create_server(PORT);
     DCFlushRange(&(this->serverSocket), 4);
     mutex.unlock();
+    DEBUG_FUNCTION_LINE("Resume Thread");
     CThread::resumeThread();
 }
 
 BackgroundThread::~BackgroundThread() {
     DEBUG_FUNCTION_LINE("Shutting down FTP Server");
-    if (this->serverSocket != -1) {
+    mutex.lock();
-        mutex.lock();
+    if (this->serverSocket >= 0) {
         cleanup_ftp();
         network_close(this->serverSocket);
-        mutex.unlock();
         this->serverSocket = -1;
     }
+    mutex.unlock();
 }
 
 BOOL BackgroundThread::whileLoop() {
-    if (this->serverSocket != -1) {
+    mutex.lock();
-        mutex.lock();
+    if (this->serverSocket >= 0) {
         network_down = process_ftp_events(this->serverSocket);
-        mutex.unlock();
         if (network_down) {
             DEBUG_FUNCTION_LINE("Network is down %d", this->serverSocket);
-            mutex.lock();
             cleanup_ftp();
             network_close(this->serverSocket);
             this->serverSocket = -1;
             DCFlushRange(&(this->serverSocket), 4);
-            mutex.unlock();
         }
     }
+    mutex.unlock();
     OSSleepTicks(OSMillisecondsToTicks(16));
     return true;
 }

src/BackgroundThread.hpp

@@ -9,25 +9,18 @@
 class BackgroundThread : BackgroundThreadWrapper {
 public:
     static BackgroundThread *getInstance() {
-        DCFlushRange(&instance, sizeof(BackgroundThread));
-        ICInvalidateRange(&instance, sizeof(BackgroundThread));
         if (instance == nullptr) {
             instance = new BackgroundThread();
-            DCFlushRange(&instance, sizeof(BackgroundThread));
+            DCFlushRange(&instance, 4);
-            ICInvalidateRange(&instance, sizeof(BackgroundThread));
         }
         return instance;
     }
 
     static void destroyInstance() {
-        DCFlushRange(&instance, sizeof(BackgroundThread));
-        ICInvalidateRange(&instance, sizeof(BackgroundThread));
-        OSSleepTicks(OSSecondsToTicks(1));
         if (instance != nullptr) {
             delete instance;
             instance = nullptr;
-            DCFlushRange(&instance, sizeof(BackgroundThread));
+            DCFlushRange(&instance, 4);
-            ICInvalidateRange(&instance, sizeof(BackgroundThread));
         }
     }
 

src/ftp.c

@@ -56,8 +56,7 @@ static uint8_t num_clients = 0;
 static uint16_t passive_port = 1024;
 static char *password = NULL;
 
-void console_printf(const char *format, ...) {
+#define console_printf(FMT, ARGS...) DEBUG_FUNCTION_LINE_WRITE(FMT, ## ARGS);
-}
 
 typedef int32_t (*data_connection_callback)(int32_t data_socket, void *arg);
 
@@ -330,7 +329,7 @@ static int32_t ftp_PASV(client_t *client, char *rest UNUSED) {
     char reply[49];
     uint16_t port = bindAddress.sin_port;
     uint32_t ip = network_gethostip();
-    struct in_addr addr;
+    struct in_addr addr = {};
     addr.s_addr = ip;
     console_printf("Listening for data connections at %s:%u...\n", inet_ntoa(addr), port);
     sprintf(reply, "Entering Passive Mode (%u,%u,%u,%u,%u,%u).", (ip >> 24) & 0xff, (ip >> 16) & 0xff, (ip >> 8) & 0xff, ip & 0xff, (port >> 8) & 0xff, port & 0xff);
@@ -748,7 +747,7 @@ void cleanup_ftp() {
 static bool process_accept_events(int32_t server) {
     int32_t peer;
     struct sockaddr_in client_address;
-    int32_t addrlen = sizeof(client_address);
+    socklen_t addrlen = sizeof(client_address);
     while ((peer = network_accept(server, (struct sockaddr *) &client_address, &addrlen)) != -EAGAIN) {
         if (peer < 0) {
             console_printf("Error accepting connection: [%i] %s\n", -peer, strerror(-peer));
@@ -807,7 +806,7 @@ static void process_data_events(client_t *client) {
     if (!client->data_connection_connected) {
         if (client->passive_socket >= 0) {
             struct sockaddr_in data_peer_address;
-            int32_t addrlen = sizeof(data_peer_address);
+            socklen_t addrlen = sizeof(data_peer_address);
             result = network_accept(client->passive_socket, (struct sockaddr *) &data_peer_address, &addrlen);
             if (result >= 0) {
                 client->data_socket = result;

src/main.cpp

@@ -11,9 +11,6 @@
 #include "virtualpath.h"
 #include "BackgroundThread.hpp"
 
-#define MAX_CONSOLE_LINES_TV    27
-#define MAX_CONSOLE_LINES_DRC   18
-
 WUPS_PLUGIN_NAME("FTPiiU");
 WUPS_PLUGIN_DESCRIPTION("FTP Server");
 WUPS_PLUGIN_VERSION("0.1");
@@ -39,11 +36,15 @@ ON_APPLICATION_START() {
     //!                        Initialize FS                             *
     //!*******************************************************************
 
+    VirtualMountDevice("fs:/");
+    AddVirtualFSPath("vol", nullptr, nullptr);
+    AddVirtualFSVOLPath("external01", nullptr, nullptr);
+    AddVirtualFSVOLPath("content", nullptr, nullptr);
+
     DEBUG_FUNCTION_LINE("IOSUHAX_Open");
     int res = IOSUHAX_Open(nullptr);
     if (res < 0) {
         DEBUG_FUNCTION_LINE("IOSUHAX_open failed");
-        VirtualMountDevice("fs:/");
     } else {
         iosuhaxMount = 1;
         //fatInitDefault();
@@ -65,7 +66,6 @@ ON_APPLICATION_START() {
         mount_fs("storage_mlc", fsaFd, nullptr, "/vol/storage_mlc01");
         mount_fs("storage_usb", fsaFd, nullptr, "/vol/storage_usb01");
 
-        VirtualMountDevice("fs:/");
         VirtualMountDevice("slccmpt01:/");
         VirtualMountDevice("storage_odd_tickets:/");
         VirtualMountDevice("storage_odd_updates:/");
@@ -75,10 +75,6 @@ ON_APPLICATION_START() {
         VirtualMountDevice("storage_mlc:/");
         VirtualMountDevice("storage_usb:/");
         VirtualMountDevice("usb:/");
-
-        AddVirtualFSPath("vol", nullptr, nullptr);
-        AddVirtualFSVOLPath("external01", nullptr, nullptr);
-        AddVirtualFSVOLPath("content", nullptr, nullptr);
     }
 
     thread = BackgroundThread::getInstance();
@@ -93,6 +89,8 @@ ON_APPLICATION_REQUESTS_EXIT() {
     DEBUG_FUNCTION_LINE("Ending ftp server");
     stopThread();
 
+    DEBUG_FUNCTION_LINE("Ended ftp Server.");
+
     if (iosuhaxMount) {
         IOSUHAX_sdio_disc_interface.shutdown();
         IOSUHAX_usb_disc_interface.shutdown();
@@ -109,7 +107,9 @@ ON_APPLICATION_REQUESTS_EXIT() {
         IOSUHAX_Close();
     }
 
+    DEBUG_FUNCTION_LINE("Unmount virtual paths");
     UnmountVirtualPaths();
+
     deinitLogging();
 }
 

src/net.c

@@ -67,7 +67,7 @@ void initialise_network() {
 }
 #endif
 
-int32_t network_socket(uint32_t domain, uint32_t type, uint32_t protocol) {
+int32_t network_socket(int32_t domain, int32_t type, int32_t protocol) {
     int sock = socket(domain, type, protocol);
     if (sock < 0) {
         int err = -wiiu_geterrno();
@@ -94,7 +94,7 @@ int32_t network_listen(int32_t s, uint32_t backlog) {
     return res;
 }
 
-int32_t network_accept(int32_t s, struct sockaddr *addr, int32_t *addrlen) {
+int32_t network_accept(int32_t s, struct sockaddr *addr, socklen_t *addrlen) {
     int res = accept(s, addr, addrlen);
     if (res < 0) {
         int err = -wiiu_geterrno();
@@ -144,10 +144,17 @@ int32_t network_write(int32_t s, const void *mem, int32_t len) {
 }
 
 int32_t network_close(int32_t s) {
-    if (s < 0)
+    if (s < 0) {
         return -1;
+    }
 
-    return close(s);
+    int res = close(s);
+
+    if (res < 0) {
+        int err = -wiiu_geterrno();
+        return (err < 0) ? err : res;
+    }
+    return res;
 }
 
 int32_t set_blocking(int32_t s, bool blocking) {
@@ -163,9 +170,9 @@ int32_t network_close_blocking(int32_t s) {
 
 int32_t create_server(uint16_t port) {
     int32_t server = network_socket(AF_INET, SOCK_STREAM, IPPROTO_IP);
-    if (server < 0)
+    if (server < 0) {
         return -1;
-
+    }
 
     set_blocking(server, false);
     uint32_t enable = 1;

src/net.h

@@ -32,7 +32,6 @@ extern "C"{
 #include <stdbool.h>
 #include <sys/time.h>
 #include <sys/types.h>
-#include <sys/socket.h>
 #include <netinet/in.h>
 #include <arpa/inet.h>
 #include <unistd.h>
@@ -43,13 +42,13 @@ extern "C"{
 void initialise_network();
 #endif
 
-int32_t network_socket(uint32_t domain, uint32_t type, uint32_t protocol);
+int32_t network_socket(int32_t domain, int32_t type, int32_t protocol);
 
 int32_t network_bind(int32_t s, struct sockaddr *name, int32_t namelen);
 
 int32_t network_listen(int32_t s, uint32_t backlog);
 
-int32_t network_accept(int32_t s, struct sockaddr *addr, int32_t *addrlen);
+int32_t network_accept(int32_t s, struct sockaddr *addr, socklen_t *addrlen);
 
 int32_t network_connect(int32_t s, struct sockaddr *, int32_t);
 

src/utils/BackgroundThreadWrapper.hpp

@@ -23,12 +23,7 @@ protected:
 private:
     void executeThread() override;
 
-    /**
-        Called when a connection has be accepted.
-    **/
     virtual BOOL whileLoop() = 0;
 
     volatile int32_t exitThread = 0;
-
-
 };