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Date: Fri, 19 Feb 2016 11:30:59 +0100
From: Natanael Copa <ncopa@...inelinux.org>
To: Rich Felker <dalias@...c.org>
Cc: musl@...ts.openwall.com
Subject: Re: netflix support (WAS: Open/pending issues as of Jan 17)
On Fri, 29 Jan 2016 13:19:28 -0500
Rich Felker <dalias@...c.org> wrote:
> On Fri, Jan 29, 2016 at 08:54:49AM +0100, Natanael Copa wrote:
> > An unrelated feature request: it would be nice to get netflix working
> > with the closed source libwidevinecdm.so and libwidevinecdmadapter.so
> >
> > ncopa-desktop:~$ ldd /usr/lib/chromium/libwidevinecdmadapter.so
> > ldd (0x723cd632b000)
> > libwidevinecdm.so => /usr/lib/chromium/libwidevinecdm.so (0x723cd5ba2000)
> > libstdc++.so.6 => /usr/lib/libstdc++.so.6 (0x723cd5852000)
> > libpthread.so.0 => ldd (0x723cd632b000)
> > libc.so.6 => ldd (0x723cd632b000)
> > libm.so.6 => ldd (0x723cd632b000)
> > libgcc_s.so.1 => /usr/lib/libgcc_s.so.1 (0x723cd563f000)
> > Error relocating /usr/lib/chromium/libwidevinecdm.so: __memcpy_chk: symbol not found
> > Error relocating /usr/lib/chromium/libwidevinecdm.so: __memset_chk: symbol not found
> > Error relocating /usr/lib/chromium/libwidevinecdm.so: __sprintf_chk: symbol not found
> >
> >
> > Adding those symbols for libc6 ABI compat would be a first step.
>
> This is on the roadmap, and there's a pending patch on the list, but
> it still needs some changes before it's ready to commit.
>
> Are you aware of anything else blocking support for these libs?
I don't know.
> It might be worth doing a symbol listing and checking it against
> functions that might have glibc extensions we don't support or the
> minor ABI mismatches (non-*64 funcs for 32-bit, or regexec regoff_t
> for 64-bit).
I suppose strerror_r also belongs to the incompat function list.
Looks like there are a open64 and fopen64 atleast. But I suppose 64bit
should work.
ncopa-desktop:~$ nm -D /usr/lib/chromium/libwidevinecdm*.so
/usr/lib/chromium/libwidevinecdm.so:
000000000004e090 T CreateCdmInstance
000000000004e070 T DeinitializeCdmModule
000000000004e130 T GetCdmVersion
000000000004e060 T InitializeCdmModule_4
w _Jv_RegisterClasses
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/usr/lib/chromium/libwidevinecdmadapter.so:
U CreateCdmInstance
U DeinitializeCdmModule
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000000000000be70 T PPP_ShutdownModule
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000000000000cc70 W _ZNSt8_Rb_treeISsSt4pairIKSsPvESt10_Select1stIS3_ESt4lessISsESaIS3_EE10_M_insert_IS3_EESt17_Rb_tree_iteratorIS3_EPKSt18_Rb_tree_node_baseSF_OT_
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000000000000ca10 W _ZNSt8_Rb_treeISsSt4pairIKSsPvESt10_Select1stIS3_ESt4lessISsESaIS3_EE17_M_insert_unique_IS3_EESt17_Rb_tree_iteratorIS3_ESt23_Rb_tree_const_iteratorIS3_EOT_
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ncopa-desktop:~$
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