0ad5b0ade8
* Fix all checks sending on hard reset * stronger validation * Fix typo * remove extraneous else Co-authored-by: Exempt-Medic <60412657+Exempt-Medic@users.noreply.github.com> * fix style Co-authored-by: Exempt-Medic <60412657+Exempt-Medic@users.noreply.github.com> --------- Co-authored-by: Exempt-Medic <60412657+Exempt-Medic@users.noreply.github.com>
131 lines
4.5 KiB
Python
131 lines
4.5 KiB
Python
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from NetUtils import ClientStatus, color
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from worlds.AutoSNIClient import SNIClient
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from .Regions import offset
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import logging
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snes_logger = logging.getLogger("SNES")
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ROM_NAME = (0x7FC0, 0x7FD4 + 1 - 0x7FC0)
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READ_DATA_START = 0xF50EA8
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READ_DATA_END = 0xF50FE7 + 1
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GAME_FLAGS = (0xF50EA8, 64)
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COMPLETED_GAME = (0xF50F22, 1)
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BATTLEFIELD_DATA = (0xF50FD4, 20)
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RECEIVED_DATA = (0xE01FF0, 3)
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ITEM_CODE_START = 0x420000
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IN_GAME_FLAG = (4 * 8) + 2
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NPC_CHECKS = {
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4325676: ((6 * 8) + 4, False), # Old Man Level Forest
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4325677: ((3 * 8) + 6, True), # Kaeli Level Forest
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4325678: ((25 * 8) + 1, True), # Tristam
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4325680: ((26 * 8) + 0, True), # Aquaria Vendor Girl
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4325681: ((29 * 8) + 2, True), # Phoebe Wintry Cave
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4325682: ((25 * 8) + 6, False), # Mysterious Man (Life Temple)
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4325683: ((29 * 8) + 3, True), # Reuben Mine
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4325684: ((29 * 8) + 7, True), # Spencer
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4325685: ((29 * 8) + 6, False), # Venus Chest
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4325686: ((29 * 8) + 1, True), # Fireburg Tristam
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4325687: ((26 * 8) + 1, True), # Fireburg Vendor Girl
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4325688: ((14 * 8) + 4, True), # MegaGrenade Dude
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4325689: ((29 * 8) + 5, False), # Tristam's Chest
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4325690: ((29 * 8) + 4, True), # Arion
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4325691: ((29 * 8) + 0, True), # Windia Kaeli
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4325692: ((26 * 8) + 2, True), # Windia Vendor Girl
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}
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def get_flag(data, flag):
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byte = int(flag / 8)
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bit = int(0x80 / (2 ** (flag % 8)))
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return (data[byte] & bit) > 0
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def validate_read_state(data1, data2):
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validation_array = bytes([0x01, 0x46, 0x46, 0x4D, 0x51, 0x52])
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if data1 is None or data2 is None:
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return False
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for i in range(6):
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if data1[i] != validation_array[i] or data2[i] != validation_array[i]:
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return False;
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return True
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class FFMQClient(SNIClient):
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game = "Final Fantasy Mystic Quest"
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async def validate_rom(self, ctx):
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from SNIClient import snes_read
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rom_name = await snes_read(ctx, *ROM_NAME)
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if rom_name is None:
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return False
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if rom_name[:2] != b"MQ":
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return False
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ctx.rom = rom_name
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ctx.game = self.game
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ctx.items_handling = 0b001
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return True
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async def game_watcher(self, ctx):
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from SNIClient import snes_buffered_write, snes_flush_writes, snes_read
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check_1 = await snes_read(ctx, 0xF53749, 6)
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received = await snes_read(ctx, RECEIVED_DATA[0], RECEIVED_DATA[1])
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data = await snes_read(ctx, READ_DATA_START, READ_DATA_END - READ_DATA_START)
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check_2 = await snes_read(ctx, 0xF53749, 6)
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if not validate_read_state(check_1, check_2):
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return
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def get_range(data_range):
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return data[data_range[0] - READ_DATA_START:data_range[0] + data_range[1] - READ_DATA_START]
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completed_game = get_range(COMPLETED_GAME)
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battlefield_data = get_range(BATTLEFIELD_DATA)
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game_flags = get_range(GAME_FLAGS)
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if game_flags is None:
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return
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if not get_flag(game_flags, IN_GAME_FLAG):
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return
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if not ctx.finished_game:
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if completed_game[0] & 0x80 and game_flags[30] & 0x18:
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await ctx.send_msgs([{"cmd": "StatusUpdate", "status": ClientStatus.CLIENT_GOAL}])
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ctx.finished_game = True
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old_locations_checked = ctx.locations_checked.copy()
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for container in range(256):
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if get_flag(game_flags, (0x20 * 8) + container):
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ctx.locations_checked.add(offset["Chest"] + container)
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for location, data in NPC_CHECKS.items():
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if get_flag(game_flags, data[0]) is data[1]:
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ctx.locations_checked.add(location)
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for battlefield in range(20):
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if battlefield_data[battlefield] == 0:
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ctx.locations_checked.add(offset["BattlefieldItem"] + battlefield + 1)
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if old_locations_checked != ctx.locations_checked:
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await ctx.send_msgs([{"cmd": 'LocationChecks', "locations": ctx.locations_checked}])
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if received[0] == 0:
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received_index = int.from_bytes(received[1:], "big")
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if received_index < len(ctx.items_received):
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item = ctx.items_received[received_index]
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received_index += 1
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code = (item.item - ITEM_CODE_START) + 1
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if code > 256:
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code -= 256
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snes_buffered_write(ctx, RECEIVED_DATA[0], bytes([code, *received_index.to_bytes(2, "big")]))
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await snes_flush_writes(ctx)
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