void
xenbus_dev_verror(device_t dev, int err, const char *fmt, va_list ap)
{
int ret;
unsigned int len;
char *printf_buffer = NULL, *path_buffer = NULL;
#define PRINTF_BUFFER_SIZE 4096
printf_buffer = malloc(PRINTF_BUFFER_SIZE,M_XENBUS, M_WAITOK);
len = sprintf(printf_buffer, "%i ", err);
ret = vsnprintf(printf_buffer+len, PRINTF_BUFFER_SIZE-len, fmt, ap);
KASSERT(len + ret <= PRINTF_BUFFER_SIZE-1, ("xenbus error message too big"));
device_printf(dev, "Error %s\n", printf_buffer);
path_buffer = error_path(dev);
if (path_buffer == NULL) {
printf("xenbus: failed to write error node for %s (%s)\n",
xenbus_get_node(dev), printf_buffer);
goto fail;
}
if (xs_write(XST_NIL, path_buffer, "error", printf_buffer) != 0) {
printf("xenbus: failed to write error node for %s (%s)\n",
xenbus_get_node(dev), printf_buffer);
goto fail;
}
fail:
if (printf_buffer)
free(printf_buffer,M_XENBUS);
if (path_buffer)
free(path_buffer,M_XENBUS);
}
bool check_extensions(int count , char* files[]){
for (int i = NUM_ARGS +1; i < count ; i++){
std::string tmp = files[i];
boost::filesystem::path error_path(tmp);
std::string extension = error_path.extension().c_str();
int txt = extension.compare(".txt");
int csv = extension.compare(".csv");
int CSV = extension.compare(".CSV");
bool filetype_ok = false;
if (!txt) {
filetype_ok = true;
}
if (!csv) {
filetype_ok = true;
}
if (!CSV) {
filetype_ok = true;
}
if (!filetype_ok) {
std::cerr << "Filetype? " << files[i]<<'\t'<<i << '\t' << NUM_ARGS << std::endl;
return false;
}
}
return true;
}
static void
_dev_error(struct xenbus_device *dev, int err, const char *fmt,
va_list ap)
{
int ret;
unsigned int len;
char *printf_buffer = NULL, *path_buffer = NULL;
#define PRINTF_BUFFER_SIZE 4096
printf_buffer = malloc(PRINTF_BUFFER_SIZE, M_DEVBUF, M_NOWAIT);
if (printf_buffer == NULL)
goto fail;
len = snprintf(printf_buffer, PRINTF_BUFFER_SIZE, "%i ", -err);
ret = vsnprintf(printf_buffer+len, PRINTF_BUFFER_SIZE-len, fmt, ap);
KASSERT(len + ret < PRINTF_BUFFER_SIZE);
dev->xbusd_has_error = 1;
path_buffer = error_path(dev);
if (path_buffer == NULL) {
printk("xenbus: failed to write error node for %s (%s)\n",
dev->xbusd_path, printf_buffer);
goto fail;
}
if (xenbus_write(NULL, path_buffer, "error", printf_buffer) != 0) {
printk("xenbus: failed to write error node for %s (%s)\n",
dev->xbusd_path, printf_buffer);
goto fail;
}
fail:
if (printf_buffer)
free(printf_buffer, M_DEVBUF);
if (path_buffer)
free(path_buffer, M_DEVBUF);
}
static void xenbus_va_dev_error(struct xenbus_device *dev, int err,
const char *fmt, va_list ap)
{
int ret;
unsigned int len;
char *printf_buffer = NULL;
char *path_buffer = NULL;
#define PRINTF_BUFFER_SIZE 4096
printf_buffer = kmalloc(PRINTF_BUFFER_SIZE, GFP_KERNEL);
if (printf_buffer == NULL)
goto fail;
len = sprintf(printf_buffer, "%i ", -err);
ret = vsnprintf(printf_buffer+len, PRINTF_BUFFER_SIZE-len, fmt, ap);
BUG_ON(len + ret > PRINTF_BUFFER_SIZE-1);
dev_err(&dev->dev, "%s\n", printf_buffer);
path_buffer = error_path(dev);
if (path_buffer == NULL) {
dev_err(&dev->dev, "failed to write error node for %s (%s)\n",
dev->nodename, printf_buffer);
goto fail;
}
if (xenbus_write(XBT_NIL, path_buffer, "error", printf_buffer) != 0) {
dev_err(&dev->dev, "failed to write error node for %s (%s)\n",
dev->nodename, printf_buffer);
goto fail;
}
fail:
kfree(printf_buffer);
kfree(path_buffer);
}
