static void detach_disk_image_and_free(disk_image_t *image, vdrive_t *floppy,
unsigned int unit)
{
disk_image_t *oldimg;
if (floppy == NULL || floppy->image == NULL)
return;
oldimg = floppy->image;
detach_disk_image(image, floppy, unit);
if ((image != NULL) && (image == oldimg))
disk_image_destroy(image);
}
static int attach_disk_image(disk_image_t **imgptr, vdrive_t *floppy,
const char *filename, unsigned int unit,
int devicetype)
{
disk_image_t *image;
disk_image_t new_image;
int err = -1;
if (filename == NULL) {
log_error(attach_log, "No name, cannot attach floppy image.");
return -1;
}
new_image.gcr = NULL;
new_image.p64 = lib_calloc(1, sizeof(TP64Image));
new_image.read_only = (unsigned int)attach_device_readonly_enabled[unit - 8];
switch (devicetype) {
case ATTACH_DEVICE_NONE:
case ATTACH_DEVICE_VIRT:
case ATTACH_DEVICE_FS:
new_image.device = DISK_IMAGE_DEVICE_FS;
break;
case ATTACH_DEVICE_RAW:
new_image.device = DISK_IMAGE_DEVICE_RAW;
break;
}
disk_image_media_create(&new_image);
switch (devicetype) {
case ATTACH_DEVICE_NONE:
case ATTACH_DEVICE_VIRT:
case ATTACH_DEVICE_FS:
disk_image_fsimage_name_set(&new_image, filename);
break;
case ATTACH_DEVICE_RAW:
disk_image_rawimage_driver_name_set(&new_image);
break;
}
if (disk_image_open(&new_image) < 0) {
P64ImageDestroy((PP64Image) new_image.p64);
lib_free(new_image.p64);
disk_image_media_destroy(&new_image);
return -1;
}
detach_disk_image_and_free(*imgptr, floppy, unit);
*imgptr = disk_image_create();
image = *imgptr;
memcpy(image, &new_image, sizeof(disk_image_t));
switch (unit) {
case 8:
case 9:
case 10:
case 11:
err = drive_image_attach(image, unit);
err &= vdrive_attach_image(image, unit, floppy);
err &= machine_drive_image_attach(image, unit);
break;
}
if (err) {
disk_image_close(image);
disk_image_media_destroy(image);
disk_image_destroy(image);
*imgptr = NULL;
}
return err;
}