fix network error code

common/cpp/include/common/io_error.h

@@ -18,7 +18,6 @@ enum class IOErrorType {
     kAddressAlreadyInUse,
     kConnectionRefused,
     kConnectionResetByPeer,
-    kUnreachableNetwork,
     kTimeout,
     kFileAlreadyExists,
     kNoSpaceLeft,
@@ -53,10 +52,6 @@ auto const kResourceTemporarilyUnavailable = IOErrorTemplate {
     "Resource temporarily unavailable", IOErrorType::kResourceTemporarilyUnavailable
 };
 
-auto const kUnreachableNetwork = IOErrorTemplate {
-    "Network is unreachable", IOErrorType::kUnreachableNetwork
-};
-
 auto const kPermissionDenied = IOErrorTemplate {
     "Permission denied", IOErrorType::kPermissionDenied
 };

common/cpp/src/system_io/system_io_linux_mac.cpp

@@ -36,7 +36,7 @@ Error GetLastErrorFromErrno() {
     case EAGAIN:
         return IOErrorTemplates::kResourceTemporarilyUnavailable.Generate();
     case ENETUNREACH:
-        return IOErrorTemplates::kUnreachableNetwork.Generate();
+        return IOErrorTemplates::kAddressNotValid.Generate();
     case ENOENT:
     case ENOTDIR:
         return IOErrorTemplates::kFileNotFound.Generate();

common/cpp/src/system_io/system_io_windows.cpp

@@ -49,8 +49,6 @@ Error IOErrorFromGetLastError() {
         return IOErrorTemplates::kPermissionDenied.Generate();
     case ERROR_CONNECTION_REFUSED:
         return IOErrorTemplates::kConnectionRefused.Generate();
-    case WSAEADDRNOTAVAIL:
-        return IOErrorTemplates::kUnreachableNetwork.Generate();
     case WSAEFAULT:
         return IOErrorTemplates::kInvalidMemoryAddress.Generate();
     case WSAECONNRESET:

tests/automatic/system_io/ip_tcp_network/client_serv/ip_tcp_network.cpp

@@ -158,7 +158,7 @@ int main(int argc, char* argv[]) {
 
     std::cout << "[META] Check unknown host" << std::endl;
     io->CreateAndConnectIPTCPSocket("some-host-that-might-not-exists.aa:1234", &err);
-    if(err != asapo::IOErrorTemplates::kUnreachableNetwork) {
+    if(err != asapo::IOErrorTemplates::kAddressNotValid) {
         ExitIfErrIsNotOk(&err, 303);
     }