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-rw-r--r--server/resty/openssl/hmac.lua90
1 files changed, 0 insertions, 90 deletions
diff --git a/server/resty/openssl/hmac.lua b/server/resty/openssl/hmac.lua
deleted file mode 100644
index fe18d2f..0000000
--- a/server/resty/openssl/hmac.lua
+++ /dev/null
@@ -1,90 +0,0 @@
-local ffi = require "ffi"
-local C = ffi.C
-local ffi_gc = ffi.gc
-local ffi_str = ffi.string
-
-require "resty.openssl.include.hmac"
-require "resty.openssl.include.evp.md"
-local ctypes = require "resty.openssl.auxiliary.ctypes"
-local format_error = require("resty.openssl.err").format_error
-local OPENSSL_10 = require("resty.openssl.version").OPENSSL_10
-local OPENSSL_11_OR_LATER = require("resty.openssl.version").OPENSSL_11_OR_LATER
-local OPENSSL_3X = require("resty.openssl.version").OPENSSL_3X
-
-local _M = {}
-local mt = {__index = _M}
-
-local hmac_ctx_ptr_ct = ffi.typeof('HMAC_CTX*')
-
--- Note: https://www.openssl.org/docs/manmaster/man3/HMAC_Init.html
--- Replace with EVP_MAC_* functions for OpenSSL 3.0
-
-function _M.new(key, typ)
- local ctx
- if OPENSSL_11_OR_LATER then
- ctx = C.HMAC_CTX_new()
- ffi_gc(ctx, C.HMAC_CTX_free)
- elseif OPENSSL_10 then
- ctx = ffi.new('HMAC_CTX')
- C.HMAC_CTX_init(ctx)
- ffi_gc(ctx, C.HMAC_CTX_cleanup)
- end
- if ctx == nil then
- return nil, "hmac.new: failed to create HMAC_CTX"
- end
-
- local algo = C.EVP_get_digestbyname(typ or 'sha1')
- if algo == nil then
- return nil, string.format("hmac.new: invalid digest type \"%s\"", typ)
- end
-
- local code = C.HMAC_Init_ex(ctx, key, #key, algo, nil)
- if code ~= 1 then
- return nil, format_error("hmac.new")
- end
-
- return setmetatable({
- ctx = ctx,
- algo = algo,
- buf = ctypes.uchar_array(OPENSSL_3X and C.EVP_MD_get_size(algo) or C.EVP_MD_size(algo)),
- }, mt), nil
-end
-
-function _M.istype(l)
- return l and l.ctx and ffi.istype(hmac_ctx_ptr_ct, l.ctx)
-end
-
-function _M:update(...)
- for _, s in ipairs({...}) do
- if C.HMAC_Update(self.ctx, s, #s) ~= 1 then
- return false, format_error("hmac:update")
- end
- end
- return true, nil
-end
-
-local result_length = ctypes.ptr_of_uint()
-
-function _M:final(s)
- if s then
- if C.HMAC_Update(self.ctx, s, #s) ~= 1 then
- return false, format_error("hmac:final")
- end
- end
-
- if C.HMAC_Final(self.ctx, self.buf, result_length) ~= 1 then
- return nil, format_error("hmac:final: HMAC_Final")
- end
- return ffi_str(self.buf, result_length[0])
-end
-
-function _M:reset()
- local code = C.HMAC_Init_ex(self.ctx, nil, 0, nil, nil)
- if code ~= 1 then
- return false, format_error("hmac:reset")
- end
-
- return true
-end
-
-return _M