From 961bac0ffe07470eff3745085aa1cb9e37789d4d Mon Sep 17 00:00:00 2001 From: Dimitri Sokolyuk Date: Tue, 6 Jun 2017 23:01:28 +0200 Subject: Move ReadBin into cmd --- cmd/dump/main.go | 23 ++++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-) (limited to 'cmd/dump') diff --git a/cmd/dump/main.go b/cmd/dump/main.go index afc5aca..f579c37 100644 --- a/cmd/dump/main.go +++ b/cmd/dump/main.go @@ -1,13 +1,15 @@ package main import ( + "encoding/binary" "fmt" + "os" "dim13.org/j1" ) func main() { - body, err := j1.ReadBin("testdata/j1.bin") + body, err := ReadBin("testdata/j1.bin") if err != nil { panic(err) } @@ -15,3 +17,22 @@ func main() { fmt.Printf("%0.4X %0.4X\t%s\n", 2*i, v, j1.Decode(v)) } } + +// ReadBin file +func ReadBin(fname string) ([]uint16, error) { + fd, err := os.Open(fname) + if err != nil { + return nil, err + } + defer fd.Close() + stat, err := fd.Stat() + if err != nil { + return nil, err + } + size := stat.Size() + body := make([]uint16, int(size)/2) + if err := binary.Read(fd, binary.BigEndian, &body); err != nil { + return nil, err + } + return body, nil +} -- cgit v1.2.3