Mon Jul 17 17:48:00 GMT 2017
On Mon, Jul 17, 2017 at 05:16:00PM +0000, Sasha Da Rocha Pinheiro wrote:
> So you're saying that the augmentation data of a FDE is the augmentation
> data of its CIE?
> says differently.
If you need to read the low-level augmentation data from an FDE then you
need to know whether it is there and how the FDE addresses are encoded.
Which is encoded in the CIE augmentation data.
> The thing is I need to get catch blocks, and eh_frame is not exactly
> Dwarf format. That's why I need FDE augmentation data also.
> Libdw doesn't do this, am I correct?
libdw handles both .debug_frame and .eh_frame data.
And you can use the Dwarf_Frames to unwind.
I believe the only thing not directly exposed are the lsda and
personality pointers. Is that the functionality that you need for
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