forked from x/icebergs
40 lines
942 B
Go
40 lines
942 B
Go
package cli
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import (
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"bytes"
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"debug/elf"
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"strings"
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ice "shylinux.com/x/icebergs"
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"shylinux.com/x/icebergs/base/nfs"
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kit "shylinux.com/x/toolkits"
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)
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func init() {
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Index.MergeCommands(ice.Commands{
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"readelf": {Name: "readelf path=usr/publish/ice.linux.amd64 auto", Hand: func(m *ice.Message, arg ...string) {
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if len(arg) == 0 || strings.HasSuffix(arg[0], nfs.PS) {
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m.Cmdy(nfs.DIR, arg)
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return
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}
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if f, e := nfs.OpenFile(m, arg[0]); !m.Warn(e) {
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defer f.Close()
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buf := make([]byte, 1024)
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n, e := f.Read(buf)
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if m.Warn(e) {
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return
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}
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kit.If(bytes.Equal(buf[:4], []byte{0x7f, 0x45, 0x4c, 0x46}), func() {
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f, _ := elf.Open(arg[0])
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m.Echo("%v", kit.Formats(f))
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})
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for i := 0; i < n; i++ {
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kit.If(i%16 == 0, func() { m.Push("addr", kit.Format("%04x", i)) })
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m.Push(kit.Format("%02x", i%16), kit.Format("%02x", buf[i]))
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}
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m.StatusTimeCount()
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}
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}},
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})
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}
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