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+// license:BSD-3-Clause
+// copyright-holders:Aaron Giles
+/***************************************************************************
+
+ audit.h
+
+ ROM, disk, and sample auditing functions.
+
+***************************************************************************/
+
+#pragma once
+
+#ifndef __AUDIT_H__
+#define __AUDIT_H__
+
+#include "drivenum.h"
+#include "hash.h"
+
+
+
+//**************************************************************************
+// CONSTANTS
+//**************************************************************************
+
+// hashes to use for validation
+#define AUDIT_VALIDATE_FAST "R" /* CRC only */
+#define AUDIT_VALIDATE_FULL "RS" /* CRC + SHA1 */
+
+
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+
+// ======================> audit_record
+
+// holds the result of auditing a single item
+class audit_record
+{
+ friend class simple_list<audit_record>;
+
+public:
+ // media types
+ enum media_type
+ {
+ MEDIA_ROM = 0,
+ MEDIA_DISK,
+ MEDIA_SAMPLE
+ };
+
+ // status values
+ enum audit_status
+ {
+ STATUS_GOOD = 0,
+ STATUS_FOUND_INVALID,
+ STATUS_NOT_FOUND,
+ STATUS_ERROR
+ };
+
+ // substatus values
+ enum audit_substatus
+ {
+ SUBSTATUS_GOOD = 0,
+ SUBSTATUS_GOOD_NEEDS_REDUMP,
+ SUBSTATUS_FOUND_NODUMP,
+ SUBSTATUS_FOUND_BAD_CHECKSUM,
+ SUBSTATUS_FOUND_WRONG_LENGTH,
+ SUBSTATUS_NOT_FOUND,
+ SUBSTATUS_NOT_FOUND_NODUMP,
+ SUBSTATUS_NOT_FOUND_OPTIONAL,
+ SUBSTATUS_ERROR = 100
+ };
+
+ // construction/destruction
+ audit_record(const rom_entry &media, media_type type);
+ audit_record(const char *name, media_type type);
+
+ // getters
+ audit_record *next() const { return m_next; }
+ media_type type() const { return m_type; }
+ audit_status status() const { return m_status; }
+ audit_substatus substatus() const { return m_substatus; }
+ const char *name() const { return m_name; }
+ UINT64 expected_length() const { return m_explength; }
+ UINT64 actual_length() const { return m_length; }
+ const hash_collection &expected_hashes() const { return m_exphashes; }
+ const hash_collection &actual_hashes() const { return m_hashes; }
+ device_t *shared_device() const { return m_shared_device; }
+
+ // setters
+ void set_status(audit_status status, audit_substatus substatus)
+ {
+ m_status = status;
+ m_substatus = substatus;
+ }
+
+ void set_actual(const hash_collection &hashes, UINT64 length = 0)
+ {
+ m_hashes = hashes;
+ m_length = length;
+ }
+
+ void set_shared_device(device_t *shared_device)
+ {
+ m_shared_device = shared_device;
+ }
+
+private:
+ // internal state
+ audit_record * m_next;
+ media_type m_type; /* type of item that was audited */
+ audit_status m_status; /* status of audit on this item */
+ audit_substatus m_substatus; /* finer-detail status */
+ const char * m_name; /* name of item */
+ UINT64 m_explength; /* expected length of item */
+ UINT64 m_length; /* actual length of item */
+ hash_collection m_exphashes; /* expected hash data */
+ hash_collection m_hashes; /* actual hash information */
+ device_t * m_shared_device; /* device that shares the rom */
+};
+
+
+// ======================> media_auditor
+
+// class which manages auditing of items
+class media_auditor
+{
+public:
+ // summary values
+ enum summary
+ {
+ CORRECT = 0,
+ NONE_NEEDED,
+ BEST_AVAILABLE,
+ INCORRECT,
+ NOTFOUND
+ };
+
+ // construction/destruction
+ media_auditor(const driver_enumerator &enumerator);
+
+ // getters
+ const simple_list<audit_record> &records() const { return m_record_list; }
+
+ // audit operations
+ summary audit_media(const char *validation = AUDIT_VALIDATE_FULL);
+ summary audit_device(device_t &device, const char *validation = AUDIT_VALIDATE_FULL);
+ summary audit_software(const char *list_name, software_info *swinfo, const char *validation = AUDIT_VALIDATE_FULL);
+ summary audit_samples();
+ summary summarize(const char *name,std::string *output = nullptr);
+
+private:
+ // internal helpers
+ audit_record *audit_one_rom(const rom_entry *rom);
+ audit_record *audit_one_disk(const rom_entry *rom, const char *locationtag = nullptr);
+ void compute_status(audit_record &record, const rom_entry *rom, bool found);
+ device_t *find_shared_device(device_t &device, const char *name, const hash_collection &romhashes, UINT64 romlength);
+
+ // internal state
+ simple_list<audit_record> m_record_list;
+ const driver_enumerator & m_enumerator;
+ const char * m_validation;
+ const char * m_searchpath;
+};
+
+
+#endif /* __AUDIT_H__ */