shadow.c

 
#include <freerdp/config.h>
 
#include <winpr/crt.h>
#include <winpr/ssl.h>
#include <winpr/path.h>
#include <winpr/cmdline.h>
#include <winpr/winsock.h>
 
#include <winpr/tools/makecert.h>
 
#include <freerdp/server/shadow.h>
#include <freerdp/settings.h>
 
#include <freerdp/log.h>
#define TAG SERVER_TAG("shadow")
 
int main(int argc, char** argv)
{
  int status = 0;
  DWORD dwExitCode = 0;
  COMMAND_LINE_ARGUMENT_A shadow_args[] = {
    { "log-filters", COMMAND_LINE_VALUE_REQUIRED, "<tag>:<level>[,<tag>:<level>[,...]]", NULL,
      NULL, -1, NULL, "Set logger filters, see wLog(7) for details" },
    { "log-level", COMMAND_LINE_VALUE_REQUIRED, "[OFF|FATAL|ERROR|WARN|INFO|DEBUG|TRACE]", NULL,
      NULL, -1, NULL, "Set the default log level, see wLog(7) for details" },
    { "port", COMMAND_LINE_VALUE_REQUIRED, "<number>", NULL, NULL, -1, NULL, "Server port" },
    { "ipc-socket", COMMAND_LINE_VALUE_REQUIRED, "<ipc-socket>", NULL, NULL, -1, NULL,
      "Server IPC socket" },
    { "bind-address", COMMAND_LINE_VALUE_REQUIRED, "<bind-address>[,<another address>, ...]",
      NULL, NULL, -1, NULL,
      "An address to bind to. Use '[<ipv6>]' for IPv6 addresses, e.g. '[::1]' for "
      "localhost" },
    { "monitors", COMMAND_LINE_VALUE_OPTIONAL, "<0,1,2...>", NULL, NULL, -1, NULL,
      "Select or list monitors" },
    { "max-connections", COMMAND_LINE_VALUE_REQUIRED, "<number>", 0, NULL, -1, NULL,
      "maximum connections allowed to server, 0 to deactivate" },
    { "rect", COMMAND_LINE_VALUE_REQUIRED, "<x,y,w,h>", NULL, NULL, -1, NULL,
      "Select rectangle within monitor to share" },
    { "auth", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL,
      "Clients must authenticate" },
    { "remote-guard", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueFalse, NULL, -1, NULL,
      "Remote credential guard" },
    { "may-view", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL,
      "Clients may view without prompt" },
    { "may-interact", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL,
      "Clients may interact without prompt" },
    { "sec", COMMAND_LINE_VALUE_REQUIRED, "<rdp|tls|nla|ext>", NULL, NULL, -1, NULL,
      "force specific protocol security" },
    { "sec-rdp", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL,
      "rdp protocol security" },
    { "sec-tls", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL,
      "tls protocol security" },
    { "sec-nla", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL,
      "nla protocol security" },
    { "sec-ext", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueFalse, NULL, -1, NULL,
      "nla extended protocol security" },
    { "sam-file", COMMAND_LINE_VALUE_REQUIRED, "<file>", NULL, NULL, -1, NULL,
      "NTLM SAM file for NLA authentication" },
    { "keytab", COMMAND_LINE_VALUE_REQUIRED, "<file>", NULL, NULL, -1, NULL,
      "Kerberos keytab file for NLA authentication" },
    { "ccache", COMMAND_LINE_VALUE_REQUIRED, "<file>", NULL, NULL, -1, NULL,
      "Kerberos host ccache file for NLA authentication" },
    { "tls-secrets-file", COMMAND_LINE_VALUE_REQUIRED, "<file>", NULL, NULL, -1, NULL,
      "file where tls secrets shall be stored" },
    { "nsc", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL, "Allow NSC codec" },
    { "rfx", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL,
      "Allow RFX surface bits" },
    { "gfx", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL,
      "Allow GFX pipeline" },
    { "gfx-progressive", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL,
      "Allow GFX progressive codec" },
    { "gfx-rfx", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL,
      "Allow GFX RFX codec" },
    { "gfx-planar", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL,
      "Allow GFX planar codec" },
    { "gfx-avc420", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL,
      "Allow GFX AVC420 codec" },
    { "gfx-avc444", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL,
      "Allow GFX AVC444 codec" },
    { "bitmap-compat", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueFalse, NULL, -1, NULL,
      "Limit BitmapUpdate to 1 rectangle (fixes broken windows 11 24H2 clients)" },
    { "version", COMMAND_LINE_VALUE_FLAG | COMMAND_LINE_PRINT_VERSION, NULL, NULL, NULL, -1,
      NULL, "Print version" },
    { "buildconfig", COMMAND_LINE_VALUE_FLAG | COMMAND_LINE_PRINT_BUILDCONFIG, NULL, NULL, NULL,
      -1, NULL, "Print the build configuration" },
    { "help", COMMAND_LINE_VALUE_FLAG | COMMAND_LINE_PRINT_HELP, NULL, NULL, NULL, -1, "?",
      "Print help" },
    { NULL, 0, NULL, NULL, NULL, -1, NULL, NULL }
  };
 
  shadow_subsystem_set_entry_builtin(NULL);
 
  rdpShadowServer* server = shadow_server_new();
 
  if (!server)
  {
    status = -1;
    WLog_ERR(TAG, "Server new failed");
    goto fail;
  }
 
  rdpSettings* settings = server->settings;
  WINPR_ASSERT(settings);
 
  if (!freerdp_settings_set_bool(settings, FreeRDP_NlaSecurity, TRUE) ||
      !freerdp_settings_set_bool(settings, FreeRDP_TlsSecurity, TRUE) ||
      !freerdp_settings_set_bool(settings, FreeRDP_RdpSecurity, TRUE))
    goto fail;
 
  /* By default allow all GFX modes.
   * This can be changed with command line flags [+|-]gfx-CODEC
   */
  if (!freerdp_settings_set_uint32(settings, FreeRDP_ColorDepth, 32) ||
      !freerdp_settings_set_bool(settings, FreeRDP_NSCodec, TRUE) ||
      !freerdp_settings_set_bool(settings, FreeRDP_RemoteFxCodec, TRUE) ||
      !freerdp_settings_set_bool(settings, FreeRDP_RemoteFxImageCodec, TRUE) ||
      !freerdp_settings_set_uint32(settings, FreeRDP_RemoteFxRlgrMode, RLGR3) ||
      !freerdp_settings_set_bool(settings, FreeRDP_GfxH264, TRUE) ||
      !freerdp_settings_set_bool(settings, FreeRDP_GfxAVC444, TRUE) ||
      !freerdp_settings_set_bool(settings, FreeRDP_GfxAVC444v2, TRUE) ||
      !freerdp_settings_set_bool(settings, FreeRDP_GfxProgressive, TRUE) ||
      !freerdp_settings_set_bool(settings, FreeRDP_GfxProgressiveV2, TRUE))
    goto fail;
 
  /* TODO: We do not implement relative mouse callbacks, so deactivate it for now */
  if (!freerdp_settings_set_bool(settings, FreeRDP_MouseUseRelativeMove, FALSE) ||
      !freerdp_settings_set_bool(settings, FreeRDP_HasRelativeMouseEvent, FALSE))
    goto fail;
 
  if ((status = shadow_server_parse_command_line(server, argc, argv, shadow_args)) < 0)
  {
    shadow_server_command_line_status_print(server, argc, argv, status, shadow_args);
    goto fail;
  }
 
  if ((status = shadow_server_init(server)) < 0)
  {
    WLog_ERR(TAG, "Server initialization failed.");
    goto fail;
  }
 
  if ((status = shadow_server_start(server)) < 0)
  {
    WLog_ERR(TAG, "Failed to start server.");
    goto fail;
  }
 
#ifdef _WIN32
  {
    MSG msg = { 0 };
    while (GetMessage(&msg, 0, 0, 0))
    {
      TranslateMessage(&msg);
      DispatchMessage(&msg);
    }
  }
#endif
 
  (void)WaitForSingleObject(server->thread, INFINITE);
 
  if (!GetExitCodeThread(server->thread, &dwExitCode))
    status = -1;
  else
    status = (int)dwExitCode;
 
fail:
  shadow_server_uninit(server);
  shadow_server_free(server);
  return status;
}