Module:GetIDEMASectors - Revision history

TheDragonFire123: 8 revisions imported: All kinds of templates for CCW to emulate AEW's old hard drive stock

2024-09-24T06:15:16Z

8 revisions imported: All kinds of templates for CCW to emulate AEW's old hard drive stock

← Older revision	Revision as of 06:15, 24 September 2024
(No difference)

TheDragonFire123: Fix typo variable

2024-06-18T00:46:23Z

Fix typo variable

← Older revision		Revision as of 00:46, 18 June 2024
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	return p.sffCeiling(gbCapacityInBytes / 512, 2^21)		return p.sffCeiling(gbCapacityInBytes / 512, 2^21)
	elseif (sectorSize == 4096 or sectorSize == "4096" or sectorSize == "4,096") then		elseif (sectorSize == 4096 or sectorSize == "4096" or sectorSize == "4,096") then
	return p.sffCeiling(~~gbCapacityInByes~~ / 4096, 2^18)		return p.sffCeiling(gbCapacityInBytes / 4096, 2^18)
	-- @todo: Add SCSI Protection Information and non-512 sector size compatibility		-- @todo: Add SCSI Protection Information and non-512 sector size compatibility
	else		else

TheDragonFire123: Use tonumber where possible, and move all conversions between strings to the beginning if statement

2023-07-27T11:58:57Z

Use tonumber where possible, and move all conversions between strings to the beginning if statement

← Older revision		Revision as of 11:58, 27 July 2023
Line 4:		Line 4:
	function p.getIDEMASectors(gbCapacity, sectorSize)		function p.getIDEMASectors(gbCapacity, sectorSize)
	-- If given one of the Advanced Format codes, convert it to a numerical sector size.		-- If given one of the Advanced Format codes, convert it to a numerical sector size.
	if (sectorSize == "No" or sectorSize == "512e") then		if (sectorSize == "No" or sectorSize == "512n" or sectorSize == "512e") then
	sectorSize = 512		sectorSize = 512
	elseif (sectorSize == "4Kn") then		elseif (sectorSize == "4Kn" or sectorSize == "4,096") then
	sectorSize = 4096		sectorSize = 4096
			else
			sectorSize = tonumber(sectorSize)
	end		end


	if (gbCapacity <= 8000) then		if (gbCapacity <= 8000) then
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	gb50Less = gbCapacity - 50		gb50Less = gbCapacity - 50

	if (sectorSize == 512 ~~or sectorSize == "512"~~) then		if (sectorSize == 512) then
	return math.floor(97696368 + (1953504 * gb50Less))		return math.floor(97696368 + (1953504 * gb50Less))
	elseif (sectorSize == 4096 ~~or sectorSize == "4096" or sectorSize == "4,096"~~) then		elseif (sectorSize == 4096) then
	return math.floor(12212046 + (244188 * gb50Less))		return math.floor(12212046 + (244188 * gb50Less))
	else		else

TheDragonFire123: Add Advanced Format code translation

2022-09-12T06:20:06Z

Add Advanced Format code translation

← Older revision		Revision as of 06:20, 12 September 2022
Line 3:		Line 3:
	-- Returns the number of IDEMA sectors given a capacity in GB.		-- Returns the number of IDEMA sectors given a capacity in GB.
	function p.getIDEMASectors(gbCapacity, sectorSize)		function p.getIDEMASectors(gbCapacity, sectorSize)
			-- If given one of the Advanced Format codes, convert it to a numerical sector size.
			if (sectorSize == "No" or sectorSize == "512e") then
			sectorSize = 512
			elseif (sectorSize == "4Kn") then
			sectorSize = 4096
			end


	if (gbCapacity <= 8000) then		if (gbCapacity <= 8000) then

TheDragonFire123: Some preparation for future support

2022-09-12T03:59:39Z

Some preparation for future support

← Older revision		Revision as of 03:59, 12 September 2022
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	end		end
	else		else
			-- https://members.snia.org/document/dl/25903
	gbCapacityInBytes = gbCapacity * 1000000000		gbCapacityInBytes = gbCapacity * 1000000000

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	elseif (sectorSize == 4096 or sectorSize == "4096" or sectorSize == "4,096") then		elseif (sectorSize == 4096 or sectorSize == "4096" or sectorSize == "4,096") then
	return p.sffCeiling(gbCapacityInByes / 4096, 2^18)		return p.sffCeiling(gbCapacityInByes / 4096, 2^18)
			-- @todo: Add SCSI Protection Information and non-512 sector size compatibility
	else		else
	error("getIDEMASectors: Sector size given was not 512 or 4096 (was " .. sectorSize .. ")")		error("getIDEMASectors: Sector size given was not 512 or 4096 (was " .. sectorSize .. ")")
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	end		end

	-- Implements the SFF's pseudocode ~~celing~~ function.		-- Implements the SFF's pseudocode ceiling function.
	-- https://stackoverflow.com/a/32106643		-- https://stackoverflow.com/a/32106643
	function p.sffCeiling(number, multiple)		function p.sffCeiling(number, multiple)
	return (math.ceil(number / multiple) * multiple)		return (math.ceil(number / multiple) * multiple)
			end

			-- Implements the SFF's pseudocode floor function.
			function p.sffFloor(number, multiple)
			return (math.floor(number / multiple) * multiple)
	end		end

TheDragonFire123: Add high capacity calculation

2022-09-12T01:07:49Z

Add high capacity calculation

← Older revision		Revision as of 01:07, 12 September 2022
Line 3:		Line 3:
	-- Returns the number of IDEMA sectors given a capacity in GB.		-- Returns the number of IDEMA sectors given a capacity in GB.
	function p.getIDEMASectors(gbCapacity, sectorSize)		function p.getIDEMASectors(gbCapacity, sectorSize)
	~~-- http://www.idema.org/wp-content/downloads/2169.pdf~~
	~~gb50Less = gbCapacity - 50~~

	if (sectorSize == 512 or sectorSize == "512") then		if (gbCapacity <= 8000) then
	return math.floor(97696368 + (1953504 * gb50Less))		-- http://www.idema.org/wp-content/downloads/2169.pdf
	elseif (sectorSize == 4096 or sectorSize == "4096" or sectorSize == "4,096") then		gb50Less = gbCapacity - 50
	return math.floor(12212046 + (244188 * gb50Less))
	else		if (sectorSize == 512 or sectorSize == "512") then
	error("getIDEMASectors: Sector size given was not 512 or 4096 (was " .. sectorSize .. ")")		return math.floor(97696368 + (1953504 * gb50Less))
			elseif (sectorSize == 4096 or sectorSize == "4096" or sectorSize == "4,096") then
			return math.floor(12212046 + (244188 * gb50Less))
			else
			error("getIDEMASectors: Sector size given was not 512 or 4096 (was " .. sectorSize .. ")")
			end
			else
			gbCapacityInBytes = gbCapacity * 1000000000

			if (sectorSize == 512 or sectorSize == "512") then
			return p.sffCeiling(gbCapacityInBytes / 512, 2^21)
			elseif (sectorSize == 4096 or sectorSize == "4096" or sectorSize == "4,096") then
			return p.sffCeiling(gbCapacityInByes / 4096, 2^18)
			else
			error("getIDEMASectors: Sector size given was not 512 or 4096 (was " .. sectorSize .. ")")
			end
	end		end
			end

			-- Implements the SFF's pseudocode celing function.
			-- https://stackoverflow.com/a/32106643
			function p.sffCeiling(number, multiple)
			return (math.ceil(number / multiple) * multiple)
	end		end

TheDragonFire123 at 00:34, 12 September 2022

2022-09-12T00:34:39Z

← Older revision		Revision as of 00:34, 12 September 2022
Line 6:		Line 6:
	gb50Less = gbCapacity - 50		gb50Less = gbCapacity - 50

	if (sectorSize == 512) then		if (sectorSize == 512 or sectorSize == "512") then
	return math.floor(97696368 + (1953504 * gb50Less))		return math.floor(97696368 + (1953504 * gb50Less))
	elseif (sectorSize == 4096) then		elseif (sectorSize == 4096 or sectorSize == "4096" or sectorSize == "4,096") then
	return math.floor(12212046 + (244188 * gb50Less))		return math.floor(12212046 + (244188 * gb50Less))
	else		else
	error("getIDEMASectors: Sector size given was not 512 or 4096")		error("getIDEMASectors: Sector size given was not 512 or 4096 (was " .. sectorSize .. ")")
	end		end
	end		end
Line 17:		Line 17:
	-- Main entry point for this module.		-- Main entry point for this module.
	function p.invokeMain(frame)		function p.invokeMain(frame)
	return p.getIDEMASectors(tonumber(frame.args[1]), ~~tonumber(~~frame.args[2]))		return p.getIDEMASectors(tonumber(frame.args[1]), frame.args[2])
	end		end

	return p		return p

TheDragonFire123: Round

2022-09-11T12:30:01Z

Round

← Older revision		Revision as of 12:30, 11 September 2022
Line 7:		Line 7:

	if (sectorSize == 512) then		if (sectorSize == 512) then
	return (97696368 + (1953504 * gb50Less))		return math.floor(97696368 + (1953504 * gb50Less))
	elseif (sectorSize == 4096) then		elseif (sectorSize == 4096) then
	return (12212046 + (244188 * gb50Less))		return math.floor(12212046 + (244188 * gb50Less))
	else		else
	error("getIDEMASectors: Sector size given was not 512 or 4096")		error("getIDEMASectors: Sector size given was not 512 or 4096")

TheDragonFire123: Created page with "local p = {} -- Returns the number of IDEMA sectors given a capacity in GB. function p.getIDEMASectors(gbCapacity, sectorSize) -- http://www.idema.org/wp-content/downloads/2..."

2022-09-11T08:58:32Z

Created page with "local p = {} -- Returns the number of IDEMA sectors given a capacity in GB. function p.getIDEMASectors(gbCapacity, sectorSize) -- http://www.idema.org/wp-content/downloads/2..."

New page

local p = {}

-- Returns the number of IDEMA sectors given a capacity in GB.
function p.getIDEMASectors(gbCapacity, sectorSize)
-- http://www.idema.org/wp-content/downloads/2169.pdf
gb50Less = gbCapacity - 50

if (sectorSize == 512) then
return (97696368 + (1953504 * gb50Less))
elseif (sectorSize == 4096) then
return (12212046 + (244188 * gb50Less))
else
error("getIDEMASectors: Sector size given was not 512 or 4096")
end
end

-- Main entry point for this module.
function p.invokeMain(frame)
return p.getIDEMASectors(tonumber(frame.args[1]), tonumber(frame.args[2]))
end

return p