mirror of
https://github.com/NixOS/nixpkgs.git
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91 lines
2.5 KiB
Nix
91 lines
2.5 KiB
Nix
{
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autoPatchelfHook,
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fetchzip,
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lib,
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libfprint-tod,
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openssl,
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patchelfUnstable, # have to use patchelfUnstable to support --rename-dynamic-symbols
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stdenv,
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}:
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# Based on ideas from (using a wrapper library to redirect fopen() calls to firmware files):
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# * https://tapesoftware.net/replace-symbol/
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# * https://github.com/NixOS/nixpkgs/pull/260715
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let
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pname = "libfprint-2-tod1-broadcom";
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version = "5.12.018";
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src = fetchzip {
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url = "http://dell.archive.canonical.com/updates/pool/public/libf/${pname}/${pname}_${version}.orig.tar.gz";
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hash = "sha256-0C2PpYpEJNrU+8NT95w4QV0J5nHQisMY94Czw3jQOzw=";
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pname = "${pname}-unpacked";
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inherit version;
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};
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wrapperLibName = "wrapper-lib.so";
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wrapperLibSource = "wrapper-lib.c";
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# wraps `fopen()` for finding firmware files
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wrapperLib = stdenv.mkDerivation {
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pname = "${pname}-wrapper-lib";
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inherit version;
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src = builtins.path {
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name = "${pname}-wrapper-lib-source";
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path = ./.;
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filter = path: type: baseNameOf path == wrapperLibSource;
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};
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postPatch = ''
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substitute ${wrapperLibSource} lib.c \
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--subst-var-by to "${src}/var/lib/fprint/fw"
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cc -fPIC -shared lib.c -o ${wrapperLibName}
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'';
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installPhase = ''
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runHook preInstall
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install -D -t $out/lib ${wrapperLibName}
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runHook postInstall
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'';
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};
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in
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stdenv.mkDerivation {
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inherit src pname version;
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buildInputs = [
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libfprint-tod
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openssl
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wrapperLib
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];
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nativeBuildInputs = [
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autoPatchelfHook
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patchelfUnstable
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];
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installPhase = ''
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runHook preInstall
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install -D -t "$out/lib/libfprint-2/tod-1/" -m 644 -v usr/lib/x86_64-linux-gnu/libfprint-2/tod-1/libfprint-2-tod-1-broadcom.so
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install -D -t "$out/lib/udev/rules.d/" -m 644 -v lib/udev/rules.d/60-libfprint-2-device-broadcom.rules
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runHook postInstall
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'';
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postFixup = ''
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echo fopen64 fopen_wrapper > fopen_name_map
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patchelf \
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--rename-dynamic-symbols fopen_name_map \
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--add-needed ${wrapperLibName} \
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"$out/lib/libfprint-2/tod-1/libfprint-2-tod-1-broadcom.so"
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'';
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passthru.driverPath = "/lib/libfprint-2/tod-1";
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meta = with lib; {
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description = "Broadcom driver module for libfprint-2-tod Touch OEM Driver (from Dell)";
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homepage = "http://dell.archive.canonical.com/updates/pool/public/libf/libfprint-2-tod1-broadcom/";
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license = licenses.unfree;
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maintainers = with maintainers; [ pitkling ];
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platforms = [ "x86_64-linux" ];
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sourceProvenance = with sourceTypes; [ binaryNativeCode ];
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};
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}
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