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| \/ | \ \ / / | __ \ (_) | | / ____| | | | |
| \ / |_ __\ V / | |__) | __ ___ ____ _| |_ ___ | (___ | |__ ___| | |
| |\/| | '__|> < | ___/ '__| \ \ / / _` | __/ _ \ \___ \| '_ \ / _ \ | |
| | | | |_ / . \ | | | | | |\ V / (_| | || __/ ____) | | | | __/ | |
|_| |_|_(_)_/ \_\ |_| |_| |_| \_/ \__,_|\__\___| |_____/|_| |_|\___V 2.1
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For_More_Tools:
local ffi = require "ffi"
local C = ffi.C
local ffi_gc = ffi.gc
local stack_lib = require "resty.openssl.stack"
local x509_lib = require "resty.openssl.x509"
local format_error = require("resty.openssl.err").format_error
local _M = {}
local stack_ptr_ct = ffi.typeof("OPENSSL_STACK*")
local STACK = "X509"
local gc = stack_lib.gc_of(STACK)
local new = stack_lib.new_of(STACK)
local add = stack_lib.add_of(STACK)
local mt = stack_lib.mt_of(STACK, x509_lib.dup, _M)
function _M.new()
local raw, err = new()
if raw == nil then
return nil, err
end
local self = setmetatable({
stack_of = STACK,
ctx = raw,
}, mt)
return self, nil
end
function _M.istype(l)
return l and l.ctx and ffi.istype(stack_ptr_ct, l.ctx)
and l.stack_of and l.stack_of == STACK
end
function _M.dup(ctx)
if ctx == nil or not ffi.istype(stack_ptr_ct, ctx) then
return nil, "x509.chain.dup: expect a stack ctx at #1, got " .. type(ctx)
end
-- sk_X509_dup plus up ref for each X509 element
local ctx = C.X509_chain_up_ref(ctx)
if ctx == nil then
return nil, "x509.chain.dup: X509_chain_up_ref() failed"
end
ffi_gc(ctx, gc)
return setmetatable({
stack_of = STACK,
ctx = ctx,
}, mt)
end
function _M:add(x509)
if not x509_lib.istype(x509) then
return nil, "x509.chain:add: expect a x509 instance at #1"
end
local dup = C.X509_dup(x509.ctx)
if dup == nil then
return nil, format_error("x509.chain:add: X509_dup")
end
local _, err = add(self.ctx, dup)
if err then
C.X509_free(dup)
return nil, err
end
return true
end
_M.all = stack_lib.all_func(mt)
_M.each = mt.__ipairs
_M.index = mt.__index
_M.count = mt.__len
return _M