Packages
otpbp
7.3.2
7.18.0
7.16.1
7.15.0
7.14.0
7.13.0
7.12.0
7.11.0
7.10.2
7.9.3
7.9.2
7.9.1
7.8.7
7.8.6
7.8.5
7.8.4
7.7.1
7.7.0
7.6.3
7.6.2
7.6.1
7.6.0
7.5.1
7.5.0
7.4.0
7.3.4
7.3.3
7.3.2
7.3.1
7.3.0
7.2.0
7.1.1
7.1.0
7.0.4
7.0.3
7.0.2
7.0.1
6.26.0
6.25.0
6.24.0
6.23.0
6.22.2
6.21.3
6.21.2
6.21.1
6.20.2
6.19.1
6.19.0
6.18.3
6.18.2
6.18.1
6.18.0
6.17.1
6.17.0
6.16.0
6.15.4
6.15.3
6.15.2
6.15.1
6.15.0
6.14.0
6.13.5
6.13.4
6.13.3
6.13.2
6.13.1
6.13.0
6.12.0
6.11.2
6.11.1
6.10.0
6.9.2
6.9.1
6.9.0
6.8.0
6.7.1
6.7.0
6.6.4
6.6.3
6.6.2
6.6.1
6.6.0
6.5.0
6.4.0
6.3.3
6.3.2
6.3.1
6.3.0
6.2.1
6.2.0
6.1.0
6.0.0
5.39.0
5.38.0
5.37.0
5.36.0
5.35.2
5.34.3
5.34.2
5.34.1
5.33.1
5.32.1
5.32.0
5.31.3
5.31.2
5.31.1
5.31.0
5.30.1
5.30.0
5.29.0
5.28.4
5.28.3
5.28.2
5.28.1
5.28.0
5.27.0
5.26.5
5.26.4
5.26.3
5.26.2
5.26.1
5.26.0
5.25.0
5.24.2
5.24.1
5.23.0
5.22.2
5.22.1
5.22.0
5.21.0
5.20.1
5.20.0
5.19.4
5.19.3
5.19.2
5.19.1
5.19.0
5.18.0
5.17.0
5.16.3
5.16.1
5.16.0
5.15.1
5.15.0
5.14.0
5.13.1
5.13.0
5.12.1
5.12.0
5.11.2
5.11.1
5.10.1
5.10.0
5.9.0
5.8.0
5.7.0
5.6.1
5.6.0
5.5.0
5.4.2
5.4.1
5.4.0
5.3.0
5.2.2
5.2.1
5.2.0
5.1.2
5.1.1
4.79.0
4.78.0
4.77.0
4.76.2
4.75.3
4.75.2
4.75.1
4.74.0
4.73.1
4.73.0
4.72.3
4.72.2
4.72.1
4.72.0
4.71.1
4.71.0
4.70.0
4.69.4
4.69.3
4.69.2
4.69.1
4.69.0
4.68.0
4.67.5
4.67.4
4.67.3
4.67.2
4.67.0
4.66.0
4.65.2
4.65.1
4.64.0
4.63.2
4.63.1
4.63.0
4.62.0
4.61.1
4.61.0
4.60.4
4.60.3
4.60.2
4.60.1
4.60.0
4.59.0
4.58.0
4.57.2
4.57.1
4.57.0
4.56.2
4.56.1
4.56.0
4.55.0
4.54.0
4.53.0
4.52.1
4.52.0
4.51.3
4.51.2
4.51.0
4.50.0
4.49.3
4.49.2
OTP backports
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Files
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Files
src/otpbp_prim_socket.erl
-module(otpbp_prim_socket).
-ifndef(HAVE_prim_socket__enc_sockaddr_1).
% OTP 24.0
-export([enc_sockaddr/1]).
-endif.
-ifndef(HAVE_prim_socket__enc_sockaddr_1).
-define(ESOCK_SOCKADDR_IN_DEFAULTS, (#{family => inet, port => 0, addr => any})).
-define(ESOCK_SOCKADDR_IN6_DEFAULTS, (#{family => inet6, port => 0, addr => any, flowinfo => 0, scope_id => 0})).
-define(ESOCK_SOCKADDR_LOCAL_DEFAULTS, (#{family => local, path => <<>>})).
-define(ESOCK_SOCKADDR_UNSPEC_DEFAULTS, (#{family => unspec, addr => <<>>})).
-define(ESOCK_SOCKADDR_NATIVE_DEFAULTS, (#{family => 0, addr => <<>>})).
enc_sockaddr(#{family := inet} = SockAddr) -> merge_sockaddr(?ESOCK_SOCKADDR_IN_DEFAULTS, SockAddr);
enc_sockaddr(#{family := inet6} = SockAddr) -> merge_sockaddr(?ESOCK_SOCKADDR_IN6_DEFAULTS, SockAddr);
enc_sockaddr(#{family := local, path := Path} = SockAddr) when length(Path) =< 255 ->
enc_sockaddr(SockAddr#{path => enc_path(Path)});
enc_sockaddr(#{family := local, path := Path} = SockAddr) when byte_size(Path) =< 255 ->
merge_sockaddr(?ESOCK_SOCKADDR_LOCAL_DEFAULTS, SockAddr);
enc_sockaddr(#{family := local} = SockAddr) ->
%% Neater than a function clause
throw({invalid, {sockaddr, path, SockAddr}});
enc_sockaddr(#{family := unspec} = SockAddr) -> merge_sockaddr(?ESOCK_SOCKADDR_UNSPEC_DEFAULTS, SockAddr);
enc_sockaddr(#{family := Native} = SockAddr) when is_integer(Native) ->
merge_sockaddr(?ESOCK_SOCKADDR_NATIVE_DEFAULTS, SockAddr);
enc_sockaddr(#{family := _} = SockAddr) -> SockAddr;
enc_sockaddr(SockAddr) ->
is_map(SockAddr) andalso throw({invalid, {sockaddr, family, SockAddr}}),
%% Neater than a function clause
error({invalid, {sockaddr, SockAddr}}).
merge_sockaddr(Default, SockAddr) ->
case maps:fold(fun(Key, _, Acc) ->
case maps:is_key(Key, Default) of
true -> Acc;
_false -> [Key|Acc]
end
end,
[], SockAddr) of
[] -> maps:merge(Default, SockAddr);
InvalidKeys -> throw({invalid, {sockaddr, {keys, InvalidKeys}, SockAddr}})
end.
enc_path(Path) ->
case unicode:characters_to_binary(Path, file:native_name_encoding()) of
{T, _Bin, _Rest} when T =:= error; T =:= incomplete -> throw({invalid, {path, Path}});
BinPath when is_binary(BinPath) -> BinPath
end.
-endif.