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annotate R/rdyncall/R/pack.R @ 62:4a9f6c7c09c1 default tip

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- fix inccorect overflow errors for int (and long on LLP64 systems)
author Tassilo Philipp
date Sat, 18 May 2024 15:33:54 +0200
parents 0cfcc391201f
children
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1 # Package: rdyncall
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2 # File: R/pack.R
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3 # Description: (un-)packing functions for access to C aggregate (struct/union) data types.
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4
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5 .pack <- function(x, offset, sigchar, value)
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6 {
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7 char1 <- substr(sigchar,1,1)
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8 if (char1 == "*") char1 <- "p"
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9 .Call("pack", x, as.integer(offset), char1, value, PACKAGE="rdyncall" )
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10 }
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11
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12 .unpack <- function(x, offset, sigchar)
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13 {
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14 sigchar <- char1 <- substr(sigchar,1,1)
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15 if (char1 == "*") sigchar <- "p"
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16 x <- .Call("unpack", x, as.integer(offset), sigchar, PACKAGE="rdyncall" )
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17 if (char1 == "*")
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18 {
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19 attr(x,"basetype") <- substr(sigchar,2,nchar(sigchar))
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20 }
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21 return(x)
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22 }
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