shadow_audin.c

 
#include <freerdp/config.h>
 
#include <freerdp/log.h>
#include "shadow.h"
 
#include "shadow_audin.h"
#include <freerdp/server/server-common.h>
 
#if defined(CHANNEL_AUDIN_SERVER)
#include <freerdp/server/audin.h>
#endif
 
#if defined(CHANNEL_AUDIN_SERVER)
 
WINPR_ATTR_NODISCARD
static UINT AudinServerData(audin_server_context* audin, const SNDIN_DATA* data)
{
  rdpShadowClient* client = nullptr;
  rdpShadowSubsystem* subsystem = nullptr;
 
  WINPR_ASSERT(audin);
  WINPR_ASSERT(data);
 
  client = audin->userdata;
  WINPR_ASSERT(client);
  WINPR_ASSERT(client->server);
  subsystem = client->server->subsystem;
  WINPR_ASSERT(subsystem);
 
  if (!client->mayInteract)
    return CHANNEL_RC_OK;
 
  if (!IFCALLRESULT(TRUE, subsystem->AudinServerReceiveSamples, subsystem, client,
                    audin_server_get_negotiated_format(client->audin), data->Data))
    return ERROR_INTERNAL_ERROR;
 
  return CHANNEL_RC_OK;
}
 
#endif
 
BOOL shadow_client_audin_init(rdpShadowClient* client)
{
  WINPR_ASSERT(client);
 
#if defined(CHANNEL_AUDIN_SERVER)
  audin_server_context* audin = client->audin = audin_server_context_new(client->vcm);
 
  if (!audin)
    return FALSE;
 
  audin->userdata = client;
 
  audin->Data = AudinServerData;
 
  if (client->subsystem->audinFormats)
  {
    if (client->subsystem->nAudinFormats > SSIZE_MAX)
      goto fail;
 
    if (!audin_server_set_formats(client->audin, (SSIZE_T)client->subsystem->nAudinFormats,
                                  client->subsystem->audinFormats))
      goto fail;
  }
  else
  {
    if (!audin_server_set_formats(client->audin, -1, nullptr))
      goto fail;
  }
 
  return TRUE;
fail:
  audin_server_context_free(audin);
  client->audin = nullptr;
#endif
  return FALSE;
}
 
void shadow_client_audin_uninit(rdpShadowClient* client)
{
  WINPR_ASSERT(client);
 
#if defined(CHANNEL_AUDIN_SERVER)
  audin_server_context_free(client->audin);
  client->audin = nullptr;
#endif
}