forked from x/icebergs
46 lines
1.1 KiB
Go
46 lines
1.1 KiB
Go
package nfs
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import (
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"compress/gzip"
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"compress/zlib"
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"encoding/hex"
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"io"
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"os"
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"strings"
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ice "shylinux.com/x/icebergs"
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"shylinux.com/x/icebergs/base/mdb"
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kit "shylinux.com/x/toolkits"
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)
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const HEX = "hex"
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func init() {
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Index.MergeCommands(ice.Commands{HEX: {Name: "hex path compress=raw,gzip,zlib size auto", Help: "二进制", Hand: func(m *ice.Message, arg ...string) {
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if len(arg) == 0 || arg[0] == "" || strings.HasSuffix(arg[0], PS) {
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m.Cmdy(DIR, kit.Slice(arg, 0, 1))
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return
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}
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Open(m, arg[0], func(r io.Reader, s os.FileInfo) {
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switch arg[1] {
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case "gzip":
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if g, e := gzip.NewReader(r); !m.Warn(e) {
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r = g
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}
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case "zlib":
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if z, e := zlib.NewReader(r); !m.Warn(e) {
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r = z
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}
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}
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buf := make([]byte, kit.Int(kit.Select("1024", arg, 2)))
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n, _ := r.Read(buf)
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kit.For(n, func(i int) {
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kit.If(i%8 == 0, func() { m.Push(OFFSET, kit.Format("%04d", i)) })
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m.Push(kit.Format(i%8), hex.EncodeToString(buf[i:i+1]))
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kit.If(i%8 == 7, func() { m.Push(mdb.TEXT, string(buf[i-7:i+1])) })
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})
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m.Status(mdb.TIME, s.ModTime().Format(ice.MOD_TIME), FILE, arg[0], SIZE, kit.FmtSize(s.Size()))
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})
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}}})
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}
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