Esempi in C++ (Cpp) per PrintfToVar

Esempio n. 1

File: nacl_io_demo.c Progetto: 01org/pa-chromium

/** Handle as message from JavaScript on the worker thread.
 *
 * @param[in] message The message to parse and handle. */
static void HandleMessage(char* message) {
  char* function_name;
  char* params[MAX_PARAMS];
  size_t num_params;
  char* output = NULL;
  int result;
  HandleFunc function;

  num_params = ParseMessage(message, &function_name, &params[0], MAX_PARAMS);

  function = GetFunctionByName(function_name);
  if (!function) {
    /* Function name wasn't found. Error. */
    ppb_messaging_interface->PostMessage(
        g_instance, PrintfToVar("Error: Unknown function \"%s\"", function));
  }

  /* Function name was found, call it. */
  result = (*function)(num_params, &params[0], &output);
  if (result != 0) {
    /* Error. */
    struct PP_Var var;
    if (output != NULL) {
      var = PrintfToVar("Error: Function \"%s\" returned error %d. "
                        "Additional output: %s",
                        function_name,
                        result,
                        output);
      free(output);
    } else {
      var = PrintfToVar(
          "Error: Function \"%s\" returned error %d.", function_name, result);
    }

    /* Post the error to JavaScript, so the user can see it. */
    ppb_messaging_interface->PostMessage(g_instance, var);
    return;
  }

  if (output != NULL) {
    /* Function returned an output string. Send it to JavaScript. */
    ppb_messaging_interface->PostMessage(g_instance, CStrToVar(output));
    free(output);
  }
}

Esempio n. 2

File: nacl_io_demo.c Progetto: qtekfun/htcDesire820Kernel

static void HandleMessage(char* message) {
  char* function_name;
  char* params[MAX_PARAMS];
  size_t num_params;
  char* output = NULL;
  int result;
  HandleFunc function;

  num_params = ParseMessage(message, &function_name, &params[0], MAX_PARAMS);

  function = GetFunctionByName(function_name);
  if (!function) {
    
    ppb_messaging_interface->PostMessage(
        g_instance,
        PrintfToVar("Error: Unknown function \"%s\"", function_name));
    return;
  }

  
  result = (*function)(num_params, &params[0], &output);
  if (result != 0) {
    
    struct PP_Var var;
    if (output != NULL) {
      var = PrintfToVar("Error: \"%s\" failed: %d: %s.", function_name,
                        result, output);
      free(output);
    } else {
      var = PrintfToVar(
          "Error: \"%s\" failed: %d.", function_name, result);
    }

    
    ppb_messaging_interface->PostMessage(g_instance, var);
    return;
  }

  if (output != NULL) {
    
    ppb_messaging_interface->PostMessage(g_instance, CStrToVar(output));
    free(output);
  }
}

Esempio n. 3

File: nacl_io_demo.c Progetto: 01org/pa-chromium

static void Messaging_HandleMessage(PP_Instance instance,
                                    struct PP_Var message) {
  char buffer[1024];
  VarToCStr(message, &buffer[0], 1024);
  if (!EnqueueMessage(strdup(buffer))) {
    struct PP_Var var;
    var = PrintfToVar(
        "Warning: dropped message \"%s\" because the queue was full.", message);
    ppb_messaging_interface->PostMessage(g_instance, var);
  }
}