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- iofs = {}
- iofs.files = {}
- iofs.fds = {}
- iofs.nextfd = 0
- iofs.component = {}
-
- local function rfalse()
- return false
- end
- function iofs.component.getLabel()
- return "iofs"
- end
- iofs.component.spaceUsed, iofs.component.spaceTotal, iofs.component.isReadOnly, iofs.component.isDirectory,iofs.component.size, iofs.component.setLabel = function() return computer.totalMemory()-computer.freeMemory() end, computer.totalMemory, rfalse, rfalse, rfalse, rfalse
-
- function iofs.component.exists(fname)
- return iofs.files[fname] ~= nil
- end
-
- function iofs.component.list()
- local t = {}
- for k,v in pairs(iofs.files) do
- t[#t+1] = k
- end
- return t
- end
-
- function iofs.component.open(fname, mode)
- fname=fname:gsub("/","")
- if iofs.files[fname] then
- local r,w,c,s = iofs.files[fname](mode)
- iofs.fds[iofs.nextfd] = {["read"]=r or rfalse,["write"]=w or rfalse,["seek"]=s or rfalse,["close"]=c or rfalse}
- iofs.nextfd = iofs.nextfd + 1
- return iofs.nextfd - 1
- end
- return false
- end
-
- function iofs.component.read(fd,count)
- if iofs.fds[fd] then
- return iofs.fds[fd].read(count)
- end
- end
- function iofs.component.write(fd,data)
- if iofs.fds[fd] then
- return iofs.fds[fd].write(data)
- end
- end
- function iofs.component.close(fd)
- if iofs.fds[fd] then
- iofs.fds[fd].close()
- end
- iofs.fds[fd] = nil
- end
- function iofs.component.seek(fd,...)
- if iofs.fds[fd] then
- return iofs.fds[fd].seek(...)
- end
- end
-
- function iofs.register(fname,fopen) -- Register a new iofs node with the name *fname* that will run the function *fopen* when opened. This function should return a function for read, a function for write, and a function for close, in that order.
- iofs.files[fname] = fopen
- end
-
- fs.mounts.iofs = iofs.component
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