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diff --git a/trunk/src/emu/diimage.c b/trunk/src/emu/diimage.c
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+/***************************************************************************
+
+ diimage.c
+
+ Device image interfaces.
+
+****************************************************************************
+
+ Copyright Miodrag Milanovic
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are
+ met:
+
+ * Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in
+ the documentation and/or other materials provided with the
+ distribution.
+ * Neither the name 'MAME' nor the names of its contributors may be
+ used to endorse or promote products derived from this software
+ without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY AARON GILES ''AS IS'' AND ANY EXPRESS OR
+ IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL AARON GILES BE LIABLE FOR ANY DIRECT,
+ INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ POSSIBILITY OF SUCH DAMAGE.
+
+***************************************************************************/
+
+#include "emu.h"
+#include "ui.h"
+#include "zippath.h"
+
+
+//**************************************************************************
+// DEVICE CONFIG IMAGE INTERFACE
+//**************************************************************************
+const image_device_type_info device_image_interface::m_device_info_array[] =
+ {
+ { IO_CARTSLOT, "cartridge", "cart" }, /* 0 */
+ { IO_FLOPPY, "floppydisk", "flop" }, /* 1 */
+ { IO_HARDDISK, "harddisk", "hard" }, /* 2 */
+ { IO_CYLINDER, "cylinder", "cyln" }, /* 3 */
+ { IO_CASSETTE, "cassette", "cass" }, /* 4 */
+ { IO_PUNCHCARD, "punchcard", "pcrd" }, /* 5 */
+ { IO_PUNCHTAPE, "punchtape", "ptap" }, /* 6 */
+ { IO_PRINTER, "printer", "prin" }, /* 7 */
+ { IO_SERIAL, "serial", "serl" }, /* 8 */
+ { IO_PARALLEL, "parallel", "parl" }, /* 9 */
+ { IO_SNAPSHOT, "snapshot", "dump" }, /* 10 */
+ { IO_QUICKLOAD, "quickload", "quik" }, /* 11 */
+ { IO_MEMCARD, "memcard", "memc" }, /* 12 */
+ { IO_CDROM, "cdrom", "cdrm" }, /* 13 */
+ { IO_MAGTAPE, "magtape", "magt" }, /* 14 */
+ };
+
+
+//**************************************************************************
+// DEVICE IMAGE INTERFACE
+//**************************************************************************
+
+//-------------------------------------------------
+// device_image_interface - constructor
+//-------------------------------------------------
+
+device_image_interface::device_image_interface(const machine_config &mconfig, device_t &device)
+ : device_interface(device),
+ m_file(NULL),
+ m_mame_file(NULL),
+ m_full_software_name(NULL),
+ m_software_info_ptr(NULL),
+ m_software_part_ptr(NULL),
+ m_readonly(false),
+ m_created(false),
+ m_formatlist(NULL),
+ m_is_loading(FALSE)
+{
+}
+
+
+//-------------------------------------------------
+// ~device_image_interface - destructor
+//-------------------------------------------------
+
+device_image_interface::~device_image_interface()
+{
+ image_device_format **formatptr = &m_formatlist;
+
+ /* free all entries */
+ while (*formatptr != NULL)
+ {
+ image_device_format *entry = *formatptr;
+ *formatptr = entry->m_next;
+ global_free(entry);
+ }
+}
+
+//-------------------------------------------------
+// find_device_type - search trough list of
+// device types to extact data
+//-------------------------------------------------
+
+const image_device_type_info *device_image_interface::find_device_type(iodevice_t type)
+{
+ int i;
+ for (i = 0; i < ARRAY_LENGTH(device_image_interface::m_device_info_array); i++)
+ {
+ if (m_device_info_array[i].m_type == type)
+ return &m_device_info_array[i];
+ }
+ return NULL;
+}
+
+//-------------------------------------------------
+// device_typename - retrieves device type name
+//-------------------------------------------------
+
+const char *device_image_interface::device_typename(iodevice_t type)
+{
+ const image_device_type_info *info = find_device_type(type);
+ return (info != NULL) ? info->m_name : NULL;
+}
+
+//-------------------------------------------------
+// device_brieftypename - retrieves device
+// brief type name
+//-------------------------------------------------
+
+const char *device_image_interface::device_brieftypename(iodevice_t type)
+{
+ const image_device_type_info *info = find_device_type(type);
+ return (info != NULL) ? info->m_shortname : NULL;
+}
+
+//-------------------------------------------------
+// device_typeid - retrieves device type id
+//-------------------------------------------------
+
+iodevice_t device_image_interface::device_typeid(const char *name)
+{
+ int i;
+ for (i = 0; i < ARRAY_LENGTH(device_image_interface::m_device_info_array); i++)
+ {
+ if (!mame_stricmp(name, m_device_info_array[i].m_name) || !mame_stricmp(name, m_device_info_array[i].m_shortname))
+ return m_device_info_array[i].m_type;
+ }
+ return (iodevice_t)-1;
+}
+
+/*-------------------------------------------------
+ device_compute_hash - compute a hash,
+ using this device's partial hash if appropriate
+-------------------------------------------------*/
+
+void device_image_interface::device_compute_hash(hash_collection &hashes, const void *data, size_t length, const char *types) const
+{
+ /* retrieve the partial hash func */
+ device_image_partialhash_func partialhash = get_partial_hash();
+
+ /* compute the hash */
+ if (partialhash)
+ partialhash(hashes, (const unsigned char*)data, length, types);
+ else
+ hashes.compute(reinterpret_cast<const UINT8 *>(data), length, types);
+}
+
+/*-------------------------------------------------
+ set_image_filename - specifies the filename of
+ an image
+-------------------------------------------------*/
+
+image_error_t device_image_interface::set_image_filename(const char *filename)
+{
+ m_image_name = filename;
+ zippath_parent(&m_working_directory, filename);
+ m_basename.cpy(m_image_name);
+
+ int loc1 = m_image_name.rchr(0,'\\');
+ int loc2 = m_image_name.rchr(0,'/');
+ int loc3 = m_image_name.rchr(0,':');
+ int loc = MAX(loc1,MAX(loc2,loc3));
+ if (loc!=-1) {
+ m_basename = m_basename.substr(loc + 1,m_basename.len()-loc);
+ }
+ m_basename_noext = m_basename.cpy(m_basename);
+ m_filetype = "";
+ loc = m_basename_noext.rchr(0,'.');
+ if (loc!=-1) {
+ m_basename_noext = m_basename_noext.substr(0,loc);
+ m_filetype = m_basename.cpy(m_basename);
+ m_filetype = m_filetype.substr(loc + 1,m_filetype.len()-loc);
+ }
+
+ return IMAGE_ERROR_SUCCESS;
+}
+
+/****************************************************************************
+ CREATION FORMATS
+****************************************************************************/
+
+/*-------------------------------------------------
+ device_get_indexed_creatable_format -
+ accesses a specific image format available for
+ image creation by index
+-------------------------------------------------*/
+
+const image_device_format *device_image_interface::device_get_indexed_creatable_format(int index)
+{
+ const image_device_format *format = device_get_creatable_formats();
+ while(index-- && (format != NULL))
+ format = format->m_next;
+ return format;
+}
+
+
+
+/*-------------------------------------------------
+ device_get_named_creatable_format -
+ accesses a specific image format available for
+ image creation by name
+-------------------------------------------------*/
+
+const image_device_format *device_image_interface::device_get_named_creatable_format(const char *format_name)
+{
+ const image_device_format *format = device_get_creatable_formats();
+ while((format != NULL) && strcmp(format->m_name, format_name))
+ format = format->m_next;
+ return format;
+}
+
+/****************************************************************************
+ ERROR HANDLING
+****************************************************************************/
+
+/*-------------------------------------------------
+ image_clear_error - clear out any specified
+ error
+-------------------------------------------------*/
+
+void device_image_interface::clear_error()
+{
+ m_err = IMAGE_ERROR_SUCCESS;
+ if (m_err_message)
+ {
+ m_err_message.reset();
+ }
+}
+
+
+
+/*-------------------------------------------------
+ error - returns the error text for an image
+ error
+-------------------------------------------------*/
+static const char *const messages[] =
+{
+ "",
+ "Internal error",
+ "Unsupported operation",
+ "Out of memory",
+ "File not found",
+ "Invalid image",
+ "File already open",
+ "Unspecified error"
+};
+
+const char *device_image_interface::error()
+{
+ return (m_err_message) ? m_err_message.cstr() : messages[m_err];
+}
+
+
+
+/*-------------------------------------------------
+ seterror - specifies an error on an image
+-------------------------------------------------*/
+
+void device_image_interface::seterror(image_error_t err, const char *message)
+{
+ clear_error();
+ m_err = err;
+ if (message != NULL)
+ {
+ m_err_message = message;
+ }
+}
+
+
+
+/*-------------------------------------------------
+ message - used to display a message while
+ loading
+-------------------------------------------------*/
+
+void device_image_interface::message(const char *format, ...)
+{
+ va_list args;
+ char buffer[256];
+
+ /* format the message */
+ va_start(args, format);
+ vsnprintf(buffer, ARRAY_LENGTH(buffer), format, args);
+ va_end(args);
+
+ /* display the popup for a standard amount of time */
+ ui_popup_time(5, "%s: %s",
+ basename(),
+ buffer);
+}
+
+
+/***************************************************************************
+ WORKING DIRECTORIES
+***************************************************************************/
+
+/*-------------------------------------------------
+ try_change_working_directory - tries to change
+ the working directory, but only if the directory
+ actually exists
+-------------------------------------------------*/
+bool device_image_interface::try_change_working_directory(const char *subdir)
+{
+ osd_directory *directory;
+ const osd_directory_entry *entry;
+ bool success = FALSE;
+ bool done = FALSE;
+
+ directory = osd_opendir(m_working_directory.cstr());
+ if (directory != NULL)
+ {
+ while(!done && (entry = osd_readdir(directory)) != NULL)
+ {
+ if (!mame_stricmp(subdir, entry->name))
+ {
+ done = TRUE;
+ success = entry->type == ENTTYPE_DIR;
+ }
+ }
+
+ osd_closedir(directory);
+ }
+
+ /* did we successfully identify the directory? */
+ if (success)
+ zippath_combine(&m_working_directory, m_working_directory, subdir);
+
+ return success;
+}
+/*-------------------------------------------------
+ setup_working_directory - sets up the working
+ directory according to a few defaults
+-------------------------------------------------*/
+
+void device_image_interface::setup_working_directory()
+{
+ char *dst = NULL;
+
+ osd_get_full_path(&dst,".");
+ /* first set up the working directory to be the starting directory */
+ m_working_directory = dst;
+
+ /* now try browsing down to "software" */
+ if (try_change_working_directory("software"))
+ {
+ /* now down to a directory for this computer */
+ int gamedrv = driver_list::find(device().machine().system());
+ while(gamedrv != -1 && !try_change_working_directory(driver_list::driver(gamedrv).name))
+ {
+ gamedrv = driver_list::compatible_with(gamedrv);
+ }
+ }
+ osd_free(dst);
+}
+
+//-------------------------------------------------
+// working_directory - returns the working
+// directory to use for this image; this is
+// valid even if not mounted
+//-------------------------------------------------
+
+const char * device_image_interface::working_directory()
+{
+ /* check to see if we've never initialized the working directory */
+ if (!m_working_directory)
+ setup_working_directory();
+
+ return m_working_directory;
+}
+
+
+/*-------------------------------------------------
+ get_software_region
+-------------------------------------------------*/
+
+UINT8 *device_image_interface::get_software_region(const char *tag)
+{
+ char full_tag[256];
+
+ if ( m_software_info_ptr == NULL || m_software_part_ptr == NULL )
+ return NULL;
+
+ sprintf( full_tag, "%s:%s", device().tag(), tag );
+ return device().machine().region( full_tag )->base();
+}
+
+
+/*-------------------------------------------------
+ image_get_software_region_length
+-------------------------------------------------*/
+
+UINT32 device_image_interface::get_software_region_length(const char *tag)
+{
+ char full_tag[256];
+
+ sprintf( full_tag, "%s:%s", device().tag(), tag );
+ return device().machine().region( full_tag )->bytes();
+}
+
+
+/*-------------------------------------------------
+ image_get_feature
+ -------------------------------------------------*/
+
+const char *device_image_interface::get_feature(const char *feature_name)
+{
+ feature_list *feature;
+
+ if ( ! m_software_part_ptr->featurelist )
+ return NULL;
+
+ for ( feature = m_software_part_ptr->featurelist; feature; feature = feature->next )
+ {
+ if ( ! strcmp( feature->name, feature_name ) )
+ return feature->value;
+ }
+
+ return NULL;
+}
+
+/****************************************************************************
+ Hash info loading
+
+ If the hash is not checked and the relevant info not loaded, force that info
+ to be loaded
+****************************************************************************/
+
+void device_image_interface::run_hash(void (*partialhash)(hash_collection &, const unsigned char *, unsigned long, const char *),
+ hash_collection &hashes, const char *types)
+{
+ UINT32 size;
+ UINT8 *buf = NULL;
+
+ hashes.reset();
+ size = (UINT32) length();
+
+ buf = (UINT8*)malloc(size);
+ memset(buf,0,size);
+
+ /* read the file */
+ fseek(0, SEEK_SET);
+ fread(buf, size);
+
+ if (partialhash)
+ partialhash(hashes, buf, size, types);
+ else
+ hashes.compute(buf, size, types);
+
+ /* cleanup */
+ free(buf);
+ fseek(0, SEEK_SET);
+}
+
+
+
+void device_image_interface::image_checkhash()
+{
+ device_image_partialhash_func partialhash;
+
+ /* only calculate CRC if it hasn't been calculated, and the open_mode is read only */
+ if (m_hash.first() == NULL && m_readonly && !m_created)
+ {
+ /* do not cause a linear read of 600 megs please */
+ /* TODO: use SHA1 in the CHD header as the hash */
+ if (image_type() == IO_CDROM)
+ return;
+
+ /* Skip calculating the hash when we have an image mounted through a software list */
+ if ( m_software_info_ptr )
+ return;
+
+ /* retrieve the partial hash func */
+ partialhash = get_partial_hash();
+
+ run_hash(partialhash, m_hash, hash_collection::HASH_TYPES_ALL);
+ }
+ return;
+}
+
+UINT32 device_image_interface::crc()
+{
+ UINT32 crc = 0;
+
+ image_checkhash();
+ m_hash.crc(crc);
+
+ return crc;
+}
+
+/****************************************************************************
+ Battery functions
+
+ These functions provide transparent access to battery-backed RAM on an
+ image; typically for cartridges.
+****************************************************************************/
+
+
+/*-------------------------------------------------
+ battery_load - retrieves the battery
+ backed RAM for an image. The file name is
+ created from the machine driver name and the
+ image name.
+-------------------------------------------------*/
+void device_image_interface::battery_load(void *buffer, int length, int fill)
+{
+ astring *fname = astring_assemble_4(astring_alloc(), device().machine().system().name, PATH_SEPARATOR, m_basename_noext, ".nv");
+
+ image_battery_load_by_name(device().machine().options(), astring_c(fname), buffer, length, fill);
+ astring_free(fname);
+}
+
+/*-------------------------------------------------
+ battery_save - stores the battery
+ backed RAM for an image. The file name is
+ created from the machine driver name and the
+ image name.
+-------------------------------------------------*/
+void device_image_interface::battery_save(const void *buffer, int length)
+{
+ astring *fname = astring_assemble_4(astring_alloc(), device().machine().system().name, PATH_SEPARATOR, m_basename_noext, ".nv");
+
+ image_battery_save_by_name(device().machine().options(), astring_c(fname), buffer, length);
+ astring_free(fname);
+}
+
+//-------------------------------------------------
+// uses_file_extension - update configuration
+// based on completed device setup
+//-------------------------------------------------
+
+bool device_image_interface::uses_file_extension(const char *file_extension) const
+{
+ bool result = FALSE;
+
+ if (file_extension[0] == '.')
+ file_extension++;
+
+ /* find the extensions */
+ astring extensions(file_extensions());
+ char *ext = strtok((char*)extensions.cstr(),",");
+ while (ext != NULL)
+ {
+ if (!mame_stricmp(ext, file_extension))
+ {
+ result = TRUE;
+ break;
+ }
+ ext = strtok (NULL, ",");
+ }
+ return result;
+}
+
+/****************************************************************************
+ IMAGE LOADING
+****************************************************************************/
+
+/*-------------------------------------------------
+ is_loaded - quick check to determine whether an
+ image is loaded
+-------------------------------------------------*/
+
+bool device_image_interface::is_loaded()
+{
+ return (m_file != NULL);
+}
+
+/*-------------------------------------------------
+ load_image_by_path - loads an image with a
+ specific path
+-------------------------------------------------*/
+
+image_error_t device_image_interface::load_image_by_path(UINT32 open_flags, const char *path)
+{
+ file_error filerr = FILERR_NOT_FOUND;
+ image_error_t err = IMAGE_ERROR_FILENOTFOUND;
+ astring revised_path;
+
+ /* attempt to read the file */
+ filerr = zippath_fopen(path, open_flags, &m_file, &revised_path);
+
+ /* did the open succeed? */
+ switch(filerr)
+ {
+ case FILERR_NONE:
+ /* success! */
+ m_readonly = (open_flags & OPEN_FLAG_WRITE) ? 0 : 1;
+ m_created = (open_flags & OPEN_FLAG_CREATE) ? 1 : 0;
+ err = IMAGE_ERROR_SUCCESS;
+ break;
+
+ case FILERR_NOT_FOUND:
+ case FILERR_ACCESS_DENIED:
+ /* file not found (or otherwise cannot open); continue */
+ err = IMAGE_ERROR_FILENOTFOUND;
+ break;
+
+ case FILERR_OUT_OF_MEMORY:
+ /* out of memory */
+ err = IMAGE_ERROR_OUTOFMEMORY;
+ break;
+
+ case FILERR_ALREADY_OPEN:
+ /* this shouldn't happen */
+ err = IMAGE_ERROR_ALREADYOPEN;
+ break;
+
+ case FILERR_FAILURE:
+ case FILERR_TOO_MANY_FILES:
+ case FILERR_INVALID_DATA:
+ default:
+ /* other errors */
+ err = IMAGE_ERROR_INTERNAL;
+ break;
+ }
+
+ /* if successful, set the file name */
+ if (filerr == FILERR_NONE)
+ set_image_filename(revised_path);
+
+ return err;
+}
+
+/*-------------------------------------------------
+ determine_open_plan - determines which open
+ flags to use, and in what order
+-------------------------------------------------*/
+
+void device_image_interface::determine_open_plan(int is_create, UINT32 *open_plan)
+{
+ int i = 0;
+
+ /* emit flags */
+ if (!is_create && is_readable() && is_writeable())
+ open_plan[i++] = OPEN_FLAG_READ | OPEN_FLAG_WRITE;
+ if (!is_create && !is_readable() && is_writeable())
+ open_plan[i++] = OPEN_FLAG_WRITE;
+ if (!is_create && is_readable())
+ open_plan[i++] = OPEN_FLAG_READ;
+ if (is_writeable() && is_creatable())
+ open_plan[i++] = OPEN_FLAG_READ | OPEN_FLAG_WRITE | OPEN_FLAG_CREATE;
+ open_plan[i] = 0;
+}
+
+/*-------------------------------------------------
+ load_software - software image loading
+-------------------------------------------------*/
+bool device_image_interface::load_software(char *swlist, char *swname, rom_entry *start)
+{
+ astring locationtag, breakstr("%");
+ const rom_entry *region;
+ astring regiontag;
+ bool retVal = FALSE;
+ for (region = start; region != NULL; region = rom_next_region(region))
+ {
+ /* loop until we hit the end of this region */
+ const rom_entry *romp = region + 1;
+ while (!ROMENTRY_ISREGIONEND(romp))
+ {
+ /* handle files */
+ if (ROMENTRY_ISFILE(romp))
+ {
+ file_error filerr = FILERR_NOT_FOUND;
+
+ UINT32 crc = 0;
+ bool has_crc = hash_collection(ROM_GETHASHDATA(romp)).crc(crc);
+
+ // attempt reading up the chain through the parents and create a locationtag astring in the format
+ // " swlist % clonename % parentname "
+ // below, we have the code to split the elements and to create paths to load from
+
+ software_list *software_list_ptr = software_list_open(device().machine().options(), swlist, FALSE, NULL);
+ if (software_list_ptr)
+ {
+ for (software_info *swinfo = software_list_find(software_list_ptr, swname, NULL); swinfo != NULL; )
+ {
+ {
+ astring tmp(swinfo->shortname);
+ locationtag.cat(tmp);
+ locationtag.cat(breakstr);
+ //printf("%s\n", locationtag.cstr());
+ }
+
+ const char *parentname = software_get_clone(device().machine().options(), swlist, swinfo->shortname);
+ if (parentname != NULL)
+ swinfo = software_list_find(software_list_ptr, parentname, NULL);
+ else
+ swinfo = NULL;
+ }
+ // strip the final '%'
+ locationtag.del(locationtag.len() - 1, 1);
+ software_list_close(software_list_ptr);
+ }
+
+ if (software_get_support(device().machine().options(), swlist, swname) == SOFTWARE_SUPPORTED_PARTIAL)
+ mame_printf_error("WARNING: support for software %s (in list %s) is only partial\n", swname, swlist);
+
+ if (software_get_support(device().machine().options(), swlist, swname) == SOFTWARE_SUPPORTED_NO)
+ mame_printf_error("WARNING: support for software %s (in list %s) is only preliminary\n", swname, swlist);
+
+ // check if locationtag actually contains two locations separated by '%'
+ // (i.e. check if we are dealing with a clone in softwarelist)
+ astring tag2, tag3, tag4(locationtag), tag5;
+ int separator = tag4.chr(0, '%');
+ if (separator != -1)
+ {
+ // we are loading a clone through softlists, split the setname from the parentname
+ tag5.cpysubstr(tag4, separator + 1, tag4.len() - separator + 1);
+ tag4.del(separator, tag4.len() - separator);
+ }
+
+ // prepare locations where we have to load from: list/parentname & list/clonename
+ astring tag1(swlist);
+ tag1.cat(PATH_SEPARATOR);
+ tag2.cpy(tag1.cat(tag4));
+ tag1.cpy(swlist);
+ tag1.cat(PATH_SEPARATOR);
+ tag3.cpy(tag1.cat(tag5));
+
+ if (tag5.chr(0, '%') != -1)
+ fatalerror("We do not support clones of clones!\n");
+
+ // try to load from the available location(s):
+ // - if we are not using lists, we have regiontag only;
+ // - if we are using lists, we have: list/clonename, list/parentname, clonename, parentname
+ // try to load from list/setname
+ if ((m_mame_file == NULL) && (tag2.cstr() != NULL))
+ filerr = common_process_file(device().machine().options(), tag2.cstr(), has_crc, crc, romp, &m_mame_file);
+ // try to load from list/parentname
+ if ((m_mame_file == NULL) && (tag3.cstr() != NULL))
+ filerr = common_process_file(device().machine().options(), tag3.cstr(), has_crc, crc, romp, &m_mame_file);
+ // try to load from setname
+ if ((m_mame_file == NULL) && (tag4.cstr() != NULL))
+ filerr = common_process_file(device().machine().options(), tag4.cstr(), has_crc, crc, romp, &m_mame_file);
+ // try to load from parentname
+ if ((m_mame_file == NULL) && (tag5.cstr() != NULL))
+ filerr = common_process_file(device().machine().options(), tag5.cstr(), has_crc, crc, romp, &m_mame_file);
+
+ if (filerr == FILERR_NONE)
+ {
+ m_file = *m_mame_file;
+ retVal = TRUE;
+ }
+
+ break; // load first item for start
+ }
+ romp++; /* something else; skip */
+ }
+ }
+ return retVal;
+}
+
+/*-------------------------------------------------
+ load_internal - core image loading
+-------------------------------------------------*/
+
+bool device_image_interface::load_internal(const char *path, bool is_create, int create_format, option_resolution *create_args)
+{
+ UINT32 open_plan[4];
+ int i;
+ bool softload = FALSE;
+ m_from_swlist = FALSE;
+
+ // if the path contains no period, we are using softlists, so we won't create an image
+ astring pathstr(path);
+ bool filename_has_period = (pathstr.rchr(0, '.') != -1) ? TRUE : FALSE;
+
+ /* first unload the image */
+ unload();
+
+ /* clear any possible error messages */
+ clear_error();
+
+ /* we are now loading */
+ m_is_loading = TRUE;
+
+ /* record the filename */
+ m_err = set_image_filename(path);
+
+ if (m_err)
+ goto done;
+
+ /* Check if there's a software list defined for this device and use that if we're not creating an image */
+ if (!filename_has_period)
+ {
+ softload = load_software_part( device().machine().options(), this, path, &m_software_info_ptr, &m_software_part_ptr, &m_full_software_name );
+ // if we had launched from softlist with a specified part, e.g. "shortname:part"
+ // we would have recorded the wrong name, so record it again based on software_info
+ if (m_software_info_ptr && m_software_info_ptr->shortname)
+ m_err = set_image_filename(m_software_info_ptr->shortname);
+
+ m_from_swlist = TRUE;
+ }
+
+ if (is_create || filename_has_period)
+ {
+ /* determine open plan */
+ determine_open_plan(is_create, open_plan);
+
+ /* attempt to open the file in various ways */
+ for (i = 0; !m_file && open_plan[i]; i++)
+ {
+ /* open the file */
+ m_err = load_image_by_path(open_plan[i], path);
+ if (m_err && (m_err != IMAGE_ERROR_FILENOTFOUND))
+ goto done;
+ }
+ }
+
+ /* Copy some image information when we have been loaded through a software list */
+ if ( m_software_info_ptr )
+ {
+ m_longname = m_software_info_ptr->longname;
+ m_manufacturer = m_software_info_ptr->publisher;
+ m_year = m_software_info_ptr->year;
+ //m_playable = m_software_info_ptr->supported;
+ }
+
+ /* did we fail to find the file? */
+ if (!is_loaded() && !softload)
+ {
+ m_err = IMAGE_ERROR_FILENOTFOUND;
+ goto done;
+ }
+
+ /* call device load or create */
+ m_create_format = create_format;
+ m_create_args = create_args;
+
+ if (m_init_phase==FALSE) {
+ m_err = (image_error_t)finish_load();
+ if (m_err)
+ goto done;
+ }
+ /* success! */
+
+done:
+ if (m_err!=0) {
+ if (!m_init_phase)
+ {
+ if (device().machine().phase() == MACHINE_PHASE_RUNNING)
+ popmessage("Error: Unable to %s image '%s': %s\n", is_create ? "create" : "load", path, error());
+ else
+ mame_printf_error("Error: Unable to %s image '%s': %s", is_create ? "create" : "load", path, error());
+ }
+ clear();
+ }
+ else {
+ /* do we need to reset the CPU? only schedule it if load/create is successful */
+ if (device().machine().time() > attotime::zero && is_reset_on_load())
+ device().machine().schedule_hard_reset();
+ else
+ {
+ if (!m_init_phase)
+ {
+ if (device().machine().phase() == MACHINE_PHASE_RUNNING)
+ popmessage("Image '%s' was successfully %s.", path, is_create ? "created" : "loaded");
+ else
+ mame_printf_info("Image '%s' was successfully %s.\n", path, is_create ? "created" : "loaded");
+ }
+ }
+ }
+ return m_err ? IMAGE_INIT_FAIL : IMAGE_INIT_PASS;
+}
+
+
+
+/*-------------------------------------------------
+ load - load an image into MESS
+-------------------------------------------------*/
+
+bool device_image_interface::load(const char *path)
+{
+ return load_internal(path, FALSE, 0, NULL);
+}
+
+
+/*-------------------------------------------------
+ image_finish_load - special call - only use
+ from core
+-------------------------------------------------*/
+
+bool device_image_interface::finish_load()
+{
+ bool err = IMAGE_INIT_PASS;
+
+ if (m_is_loading)
+ {
+ image_checkhash();
+
+ if (m_from_swlist)
+ call_display_info();
+
+ if (has_been_created() )// && get_legacy_fct(DEVINFO_FCT_IMAGE_CREATE) != NULL)
+ {
+ err = call_create(m_create_format, m_create_args);
+ if (err)
+ {
+ if (!m_err)
+ m_err = IMAGE_ERROR_UNSPECIFIED;
+ }
+ }
+ else
+ {
+ /* using device load */
+ err = call_load();
+ if (err)
+ {
+ if (!m_err)
+ m_err = IMAGE_ERROR_UNSPECIFIED;
+ }
+ }
+ }
+ m_is_loading = FALSE;
+ m_create_format = 0;
+ m_create_args = NULL;
+ m_init_phase = FALSE;
+ return err;
+}
+
+/*-------------------------------------------------
+ create - create a image
+-------------------------------------------------*/
+
+bool device_image_interface::create(const char *path, const image_device_format *create_format, option_resolution *create_args)
+{
+ int format_index = (create_format != NULL) ? create_format->m_index : 0;
+ return load_internal(path, TRUE, format_index, create_args);
+}
+
+
+/*-------------------------------------------------
+ clear - clear all internal data pertaining
+ to an image
+-------------------------------------------------*/
+
+void device_image_interface::clear()
+{
+ if (m_mame_file)
+ {
+ global_free(m_mame_file);
+ m_mame_file = NULL;
+ m_file = NULL;
+ } else {
+ if (m_file)
+ {
+ core_fclose(m_file);
+ m_file = NULL;
+ }
+ }
+
+ m_image_name.reset();
+ m_readonly = false;
+ m_created = false;
+
+ m_longname.reset();
+ m_manufacturer.reset();
+ m_year.reset();
+ m_basename.reset();
+ m_basename_noext.reset();
+ m_filetype.reset();
+
+ m_full_software_name = NULL;
+ m_software_info_ptr = NULL;
+ m_software_part_ptr = NULL;
+}
+
+/*-------------------------------------------------
+ unload - main call to unload an image
+-------------------------------------------------*/
+
+void device_image_interface::unload()
+{
+ if (is_loaded()) {
+ call_unload();
+ }
+ clear();
+ clear_error();
+}
+
+/*-------------------------------------------------
+ update_names - update brief and instance names
+-------------------------------------------------*/
+
+void device_image_interface::update_names()
+{
+ const device_image_interface *image = NULL;
+ int count = 0;
+ int index = -1;
+
+ for (bool gotone = device().mconfig().devicelist().first(image); gotone; gotone = image->next(image))
+ {
+ if (this == image)
+ index = count;
+ if (image->image_type() == image_type())
+ count++;
+ }
+ if (count > 1) {
+ m_instance_name.printf("%s%d", device_typename(image_type()), index + 1);
+ m_brief_instance_name.printf("%s%d", device_brieftypename(image_type()), index + 1);
+ }
+ else
+ {
+ m_instance_name = device_typename(image_type());
+ m_brief_instance_name = device_brieftypename(image_type());
+ }
+}