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util/bit53.lua @ 13233:37d67b5f9768
mod_muc: Use enum config API for 'restrict_room_creation'
This communicates the accepted values in case the config diverges from
them. Note that older documentation used an "admin" value behaving like
an alias to true, but this is no longer handled. Should it?
author | Kim Alvefur <zash@zash.se> |
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date | Fri, 21 Jul 2023 22:49:01 +0200 |
parent | 12365:af02b033bd7f |
child | 13449:9912baa541c0 |
rev | line source |
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10241
48f7cda4174d
util.bitops: Library to find appropriate bitwise library (closes #1395)
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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1 -- Only the operators needed by net.websocket.frames are provided at this point |
48f7cda4174d
util.bitops: Library to find appropriate bitwise library (closes #1395)
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
|
2 return { |
12365
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
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3 band = function (a, b, ...) |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
4 local ret = a & b; |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
5 if ... then |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
6 for i = 1, select("#", ...) do |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
7 ret = ret & (select(i, ...)); |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
8 end |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
9 end |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
10 return ret; |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
11 end; |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
12 bor = function (a, b, ...) |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
13 local ret = a | b; |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
14 if ... then |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
15 for i = 1, select("#", ...) do |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
16 ret = ret | (select(i, ...)); |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
17 end |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
18 end |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
19 return ret; |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
20 end; |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
21 bxor = function (a, b, ...) |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
22 local ret = a ~ b; |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
23 if ... then |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
24 for i = 1, select("#", ...) do |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
25 ret = ret ~ (select(i, ...)); |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
26 end |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
27 end |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
28 return ret; |
af02b033bd7f
util.bit53: Support for more than 2 arguments, for compat with bit32
Matthew Wild <mwild1@gmail.com>
parents:
12358
diff
changeset
|
29 end; |
12358
d77d8fba44ad
util.bit53: Add left- and right shift operations
Kim Alvefur <zash@zash.se>
parents:
10241
diff
changeset
|
30 rshift = function (a, n) return a >> n end; |
d77d8fba44ad
util.bit53: Add left- and right shift operations
Kim Alvefur <zash@zash.se>
parents:
10241
diff
changeset
|
31 lshift = function (a, n) return a << n end; |
10241
48f7cda4174d
util.bitops: Library to find appropriate bitwise library (closes #1395)
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
|
32 }; |
48f7cda4174d
util.bitops: Library to find appropriate bitwise library (closes #1395)
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
|
33 |