38bfdaf47c
Implement basic api for figuring out, given a current PC value, where the function will return. Currently the API provides only a way to determine the offset from SP (the Canonical Frame Address). It is left up to the caller to grab the actual address from the traced program.
33 lines
419 B
Go
33 lines
419 B
Go
package frame
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import (
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"debug/elf"
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"os"
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"path/filepath"
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"testing"
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)
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func grabDebugFrameSection(fp string, t *testing.T) []byte {
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p, err := filepath.Abs(fp)
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if err != nil {
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t.Fatal(err)
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}
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f, err := os.Open(p)
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if err != nil {
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t.Fatal(err)
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}
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ef, err := elf.NewFile(f)
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if err != nil {
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t.Fatal(err)
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}
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data, err := ef.Section(".debug_frame").Data()
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if err != nil {
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t.Fatal(err)
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}
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return data
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}
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