Mercurial > pub > dyncall > bindings
view R/rdyncall/R/pack.R @ 0:0cfcc391201f
initial from svn dyncall-1745
author | Daniel Adler |
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date | Thu, 19 Mar 2015 22:26:28 +0100 |
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# Package: rdyncall # File: R/pack.R # Description: (un-)packing functions for access to C aggregate (struct/union) data types. .pack <- function(x, offset, sigchar, value) { char1 <- substr(sigchar,1,1) if (char1 == "*") char1 <- "p" .Call("pack", x, as.integer(offset), char1, value, PACKAGE="rdyncall" ) } .unpack <- function(x, offset, sigchar) { sigchar <- char1 <- substr(sigchar,1,1) if (char1 == "*") sigchar <- "p" x <- .Call("unpack", x, as.integer(offset), sigchar, PACKAGE="rdyncall" ) if (char1 == "*") { attr(x,"basetype") <- substr(sigchar,2,nchar(sigchar)) } return(x) }