/*
 * travesty, pure C interface to steinberg VST3 SDK
 * Copyright (C) 2021 Filipe Coelho <falktx@falktx.com>
 *
 * Permission to use, copy, modify, and/or distribute this software for any purpose with
 * or without fee is hereby granted, provided that the above copyright notice and this
 * permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD
 * TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN
 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#pragma once

#include "base.h"

/**
 * plugin factory v1
 */

struct v3_factory_info {
	char vendor[64];
	char url[256];
	char email[128];
	int32_t flags;
};

struct v3_class_info {
	v3_tuid class_id;
	int32_t cardinality; // set to 0x7FFFFFFF
	char category[32];
	char name[64];
};

struct v3_plugin_factory {
	struct v3_funknown;

	V3_API v3_result (*get_factory_info)
		(void *self, struct v3_factory_info *);

	V3_API int32_t (*num_classes)(void *self);

	V3_API v3_result (*get_class_info)
		(void *self, int32_t idx, struct v3_class_info *);

	V3_API v3_result (*create_instance)
		(void *self, const v3_tuid class_id, const v3_tuid iid, void **instance);
};

static const v3_tuid v3_plugin_factory_iid =
	V3_ID(0x7A4D811C, 0x52114A1F, 0xAED9D2EE, 0x0B43BF9F);

/**
 * plugin factory v2
 */

struct v3_class_info_2 {
	v3_tuid class_id;
	int32_t cardinality; // set to 0x7FFFFFFF
	char category[32];
	char name[64];

	uint32_t class_flags;
	char sub_categories[128];
	char vendor[64];
	char version[64];
	char sdk_version[64];
};

struct v3_plugin_factory_2 {
	struct v3_plugin_factory;

	V3_API v3_result (*get_class_info_2)
		(void *self, int32_t idx, struct v3_class_info_2 *);
};

static const v3_tuid v3_plugin_factory_2_iid =
	V3_ID(0x0007B650, 0xF24B4C0B, 0xA464EDB9, 0xF00B2ABB);

/**
 * plugin factory v3
 * (we got it right this time I swear)
 *
 * same as above, but "unicode" (really just utf-16, thanks microsoft!)
 */

struct v3_class_info_3 {
	v3_tuid class_id;
	int32_t cardinality; // set to 0x7FFFFFFF
	char category[32];
	int16_t name[64];

	uint32_t class_flags;
	char sub_categories[128];
	int16_t vendor[64];
	int16_t version[64];
	int16_t sdk_version[64];
};

struct v3_plugin_factory_3 {
	struct v3_plugin_factory_2;

	V3_API v3_result (*get_class_info_utf16)
		(void *self, int32_t idx, struct v3_class_info_3 *);

	V3_API v3_result (*set_host_context)
		(void *self, struct v3_funknown *host);
};

static const v3_tuid v3_plugin_factory_3_iid =
	V3_ID(0x4555A2AB, 0xC1234E57, 0x9B122910, 0x36878931);