MAME SVN History

199869 Revisions

r26672 Friday 20th December, 2013 at 16:03:02 UTC by Curt Coder
diimage: Added load_software_region() function that loads a software list region into a shared_ptr. [Curt Coder]

[src/emu]

devfind.h diimage.c diimage.h

trunk/src/emu/devfind.h
r26671	r26672
258	258
259	259	// getter for explicit fetching
260	260	UINT32 bytes() const { return m_bytes; }
	261	UINT32 mask() const { return m_bytes - 1; }
261	262
262	263	// setter for setting the object
263	264	void set_target(_PointerType *target, size_t bytes) { this->m_target = target; m_bytes = bytes; }

trunk/src/emu/diimage.c
r26671	r26672
434	434	return NULL;
435	435	}
436	436
	437
	438	//-------------------------------------------------
	439	// load_software_region -
	440	//-------------------------------------------------
	441
	442	bool device_image_interface::load_software_region(const char *tag, optional_shared_ptr<UINT8> &ptr)
	443	{
	444	size_t size = get_software_region_length(tag);
	445
	446	if (size)
	447	{
	448	ptr.allocate(size);
	449
	450	memcpy(ptr, get_software_region(tag), size);
	451	}
	452
	453	return size > 0;
	454	}
	455
437	456	/****************************************************************************
438	457	Hash info loading
439	458

trunk/src/emu/diimage.h
r26671	r26672
176	176	bool has_been_created() { return m_created; }
177	177	void make_readonly() { m_readonly = true; }
178	178	UINT32 fread(void *buffer, UINT32 length) { check_for_file(); return core_fread(m_file, buffer, length); }
	179	UINT32 fread(optional_shared_ptr<UINT8> &ptr, UINT32 length) { ptr.allocate(length); return fread(ptr, length); }
	180	UINT32 fread(optional_shared_ptr<UINT8> &ptr, UINT32 length, offs_t offset) { ptr.allocate(length); return fread(ptr + offset, length - offset); }
179	181	UINT32 fwrite(const void *buffer, UINT32 length) { check_for_file(); return core_fwrite(m_file, buffer, length); }
180	182	int fseek(INT64 offset, int whence) { check_for_file(); return core_fseek(m_file, offset, whence); }
181	183	UINT64 ftell() { check_for_file(); return core_ftell(m_file); }
r26671	r26672
201	203	UINT8 get_software_region(const char tag);
202	204	UINT32 get_software_region_length(const char *tag);
203	205	const char get_feature(const char feature_name);
	206	bool load_software_region(const char *tag, optional_shared_ptr<UINT8> &ptr);
204	207
205	208	UINT32 crc();
206	209	hash_collection& hash() { return m_hash; }

199869 Revisions