summaryrefslogtreecommitdiffstatshomepage
diff options
context:
space:
mode:
author cracyc <cracyc@users.noreply.github.com>2016-04-09 21:34:54 -0500
committer cracyc <cracyc@users.noreply.github.com>2016-04-09 21:34:54 -0500
commit4c213701637dfb6385b15aeac8156ecf7faeba94 (patch)
treed7f97a24a93c82e0d2de60576adaceec9ee0e27a
parentf1abc857bf4bb0d3c8dc7e1be54c07b71d14c652 (diff)
plugins/cheatfind: make ram scan work (nw)
-rw-r--r--plugins/cheatfind/init.lua184
1 files changed, 71 insertions, 113 deletions
diff --git a/plugins/cheatfind/init.lua b/plugins/cheatfind/init.lua
index fe2d79f1528..cba290654e0 100644
--- a/plugins/cheatfind/init.lua
+++ b/plugins/cheatfind/init.lua
@@ -34,7 +34,7 @@ function cheatfind.startplugin()
if device:shortname() == "ram" then
ram[tag] = {}
ram[tag].dev = device
- ram[tag].size = emu.item(device.items["0/m_size"]:read(0))
+ ram[tag].size = emu.item(device.items["0/m_size"]):read(0)
end
end
return ram
@@ -42,10 +42,10 @@ function cheatfind.startplugin()
-- save data block
function cheat.save(space, start, size)
- local data = { block = "", dev = space, start = start, size = size, space = space }
+ local data = { block = "", start = start, size = size, space = space }
if space.shortname then
if space:shortname() == "ram" then
- data.block = emu.item(device.items["0/m_pointer"]):read_block(start, size)
+ data.block = emu.item(space.items["0/m_pointer"]):read_block(start, size)
if not data.block then
return nil
end
@@ -75,7 +75,7 @@ function cheatfind.startplugin()
local new = string.unpack("B", newdata.block, i)
if old < new then
if (val > 0 and (old + val) == new) or val == 0 then
- ret[#ret + 1] = { addr = olddata.start + i,
+ ret[#ret + 1] = { addr = olddata.start + i - 1,
oldval = old,
newval = new}
end
@@ -87,7 +87,7 @@ function cheatfind.startplugin()
local new = string.unpack("B", newdata.block, i)
if old > new then
if (val > 0 and (old - val) == new) or val == 0 then
- ret[#ret + 1] = { addr = olddata.start + i,
+ ret[#ret + 1] = { addr = olddata.start + i - 1,
oldval = old,
newval = new}
end
@@ -98,7 +98,7 @@ function cheatfind.startplugin()
local old = string.unpack("B", olddata.block, i)
local new = string.unpack("B", newdata.block, i)
if old == new then
- ret[#ret + 1] = { addr = olddata.start + i,
+ ret[#ret + 1] = { addr = olddata.start + i - 1,
oldval = old,
newval = new}
end
@@ -109,7 +109,7 @@ function cheatfind.startplugin()
-- compare a data block to the current state
function cheat.compcur(olddata, oper, val)
- local newdata = cheat.save(olddata.dev, olddata.start, olddata.size, olddata.space)
+ local newdata = cheat.save(olddata.space, olddata.start, olddata.size, olddata.space)
return cheat.comp(olddata, newdata, oper, val)
end
@@ -117,6 +117,8 @@ function cheatfind.startplugin()
local devtable = {}
local devsel = 1
+ local bitwidth = 3
+ local signed = 0
local optable = { "<", ">", "=" }
local opsel = 1
local value = 0
@@ -125,7 +127,8 @@ function cheatfind.startplugin()
local matches = {}
local matchsel = 1
local menu_blocks = {}
- local midx = { region = 1, init = 2, save = 3, op = 5, val = 6, lop = 7, rop = 8, comp = 9, match = 11 }
+ local midx = { region = 1, init = 2, width = 3, signed = 4, save = 3, op = 5, val = 6,
+ lop = 7, rop = 8, comp = 9, match = 11 }
local function start()
devtable = {}
@@ -154,7 +157,7 @@ function cheatfind.startplugin()
end
table = cheat.getram()
for tag, ram in pairs(table) do
- devtable[#devtable + 1] = { tag = tag, space = ram.dev, ram = { offset = 0, size = ram.size } }
+ devtable[#devtable + 1] = { tag = tag, space = ram.dev, ram = {{ offset = 0, size = ram.size }} }
end
end
@@ -162,55 +165,52 @@ function cheatfind.startplugin()
local function menu_populate()
local menu = {}
+
+ local function menu_lim(val, min, max, menuitem)
+ if val == min then
+ menuitem[3] = "r"
+ elseif val == max then
+ menuitem[3] = "l"
+ else
+ menuitem[3] = "lr"
+ end
+ end
+
menu[midx.region] = { "CPU or RAM", devtable[devsel].tag, "" }
if #devtable == 1 then
menu[midx.region][3] = 0
- elseif devsel == 1 then
- menu[midx.region][3] = "r"
- elseif devsel == #devtable then
- menu[midx.region][3] = "l"
else
- menu[midx.region][3] = "lr"
+ menu_lim(devsel, 1, #devtable, menu[midx.region])
end
menu[midx.init] = { "Init", "", 0 }
- if next(menu_blocks) then
+ if not next(menu_blocks) then
+ menu[midx.width] = { "Bit Width", 1 << bitwidth , 0 }
+ menu_lim(bitwidth, 3, 6, menu[midx.width])
+ menu[midx.signed] = { "Signed", "true", 0 }
+ menu_lim(signed, 0, 1, menu[midx.signed])
+ if signed == 0 then
+ menu[midx.signed][2] = "false"
+ end
+ else
menu[midx.save] = { "Save current", "", 0 }
menu[midx.save + 1] = { "---", "", "off" }
menu[midx.op] = { "Operator", optable[opsel], "" }
- if opsel == 1 then
- menu[midx.op][3] = "r"
- elseif opsel == #optable then
- menu[midx.op][3] = "l"
- else
- menu[midx.op][3] = "lr"
- end
+ menu_lim(opsel, 1, #optable, menu[midx.op])
menu[midx.val] = { "Value", value, "" }
+ menu_lim(value, 0, 100, menu[midx.val]) -- max value?
if value == 0 then
menu[midx.val][2] = "Any"
- menu[midx.val][3] = "r"
- elseif value == 100 then --?
- menu[midx.val][3] = "l"
- else
- menu[midx.val][3] = "lr"
end
menu[midx.lop] = { "Left operand", leftop, "" }
if #menu_blocks == 1 then
menu[midx.lop][3] = 0
- elseif leftop == 1 then
- menu[midx.lop][3] = "r"
- elseif leftop == #menu_blocks then
- menu[midx.lop][3] = "l"
else
- menu[midx.lop][3] = "lr"
+ menu_lim(leftop, 1, #menu_blocks, menu[midx.lop])
end
- menu[midx.rop] = { "Right operand", leftop, "" }
+ menu[midx.rop] = { "Right operand", rightop, "" }
+ menu_lim(rightop, 0, #menu_blocks, menu[midx.rop])
if rightop == 0 then
menu[midx.rop][2] = "Current"
- menu[midx.rop][3] = "r"
- elseif rightop == #menu_blocks then
- menu[midx.rop][3] = "l"
- else
- menu[midx.rop][3] = "lr"
end
menu[midx.comp] = { "Compare", "", 0 }
if next(matches) then
@@ -218,12 +218,8 @@ function cheatfind.startplugin()
menu[midx.match] = { "Match block", matchsel, "" }
if #matches == 1 then
menu[midx.match][3] = 0
- elseif matchsel == 1 then
- menu[midx.match][3] = "r"
- elseif matchsel == #matches then
- menu[midx.match][3] = "l"
else
- menu[midx.match][3] = "lr"
+ menu_lim(matchsel, 1, #matches, menu[midx.match])
end
for num2, match in ipairs(matches[matchsel]) do
if #menu > 50 then
@@ -237,18 +233,21 @@ function cheatfind.startplugin()
end
local function menu_callback(index, event)
- if index == midx.region then
- if event == "left" then
- if devsel ~= 1 then
- devsel = devsel - 1
- return true
- end
- elseif event == "right" then
- if devsel ~= #devtable then
- devsel = devsel + 1
- return true
- end
+ local ret = false
+
+ local function incdec(val, min, max)
+ if event == "left" and val ~= min then
+ val = val - 1
+ ret = true
+ elseif event == "right" and val ~= max then
+ val = val + 1
+ ret = true
end
+ return val
+ end
+
+ if index == midx.region then
+ devsel = incdec(devsel, 1, #devtable)
elseif index == midx.init then
if event == "select" then
menu_blocks = {{}}
@@ -257,16 +256,23 @@ function cheatfind.startplugin()
menu_blocks[1][num] = cheat.save(devtable[devsel].space, region.offset, region.size)
end
manager:machine():popmessage("Data cleared and current state saved")
- return true
+ ret = true
+ end
+ elseif not next(menu_blocks) then
+ if index == midx.bitwidth then
+ bitwidth = incdec(bitwidth, 3, 6)
+ elseif index == midx.signed then
+ signed = incdec(signed, 0, 1)
end
elseif index == midx.save then
if event == "select" then
+ menu_blocks[#menu_blocks + 1] = {}
for num, region in ipairs(devtable[devsel].ram) do
menu_blocks[#menu_blocks][num] = cheat.save(devtable[devsel].space, region.offset, region.size)
end
manager:machine():popmessage("Current state saved")
- return false
- end
+ ret = true
+ end
elseif index == midx.op then
if event == "up" or event == "down" or event == "comment" then
if optable[opsel] == "<" then
@@ -276,53 +282,15 @@ function cheatfind.startplugin()
elseif optable[opsel] == "=" then
manager:machine():popmessage("Left equal to right, value is ignored")
end
- elseif event == "left" then
- if opsel ~= 1 then
- opsel = opsel - 1
- return true
- end
- elseif event == "right" then
- if opsel ~= #optable then
- opsel = opsel + 1
- return true
- end
+ else
+ opsel = incdec(opsel, 1, #optable)
end
elseif index == midx.val then
- if event == "left" then
- if value ~= 0 then
- value = value - 1
- return true
- end
- elseif event == "right" then
- if value ~= 100 then
- value = value + 1
- return true
- end
- end
+ value = incdec(value, 0, 100)
elseif index == midx.lop then
- if event == "left" then
- if leftop ~= 1 then
- leftop = leftop - 1
- return true
- end
- elseif event == "right" then
- if leftop ~= #menu_blocks then
- leftop = leftop + 1
- return true
- end
- end
+ leftop = incdec(leftop, 1, #menu_blocks)
elseif index == midx.rop then
- if event == "left" then
- if rightop ~= 0 then
- rightop = rightop - 1
- return true
- end
- elseif event == "right" then
- if rightop ~= #menu_blocks then
- rightop = rightop + 1
- return true
- end
- end
+ rightop = incdec(rightop, 0, #menu_blocks)
elseif index == midx.comp then
if event == "select" then
matches = {}
@@ -334,26 +302,16 @@ function cheatfind.startplugin()
optable[opsel], value)
end
end
- return true
+ ret = true
end
elseif index == midx.match then
- if event == "left" then
- if matchsel ~= 1 then
- matchsel = matchsel - 1
- return true
- end
- elseif event == "right" then
- if matchsel ~= #matches then
- matchsel = matchsel + 1
- return true
- end
- end
+ matchsel = incdec(matchsel, 0, #matches)
elseif index > midx.match then
if event == "select" then
-- write out a script?
end
end
- return false
+ return ret
end
emu.register_menu(menu_callback, menu_populate, "Cheat Finder")
end