From 1bb4822dca6113f73e3bc89e2acf15935e6f8e92 Mon Sep 17 00:00:00 2001 From: Jo-Philipp Wich Date: Wed, 3 Dec 2014 15:17:05 +0100 Subject: Rework LuCI build system * Rename subdirectories to their repective OpenWrt package names * Make each LuCI module its own standalone package * Deploy a shared luci.mk which is used by each module Makefile Signed-off-by: Jo-Philipp Wich --- libs/nixio/src/tls-crypto.c | 185 -------------------------------------------- 1 file changed, 185 deletions(-) delete mode 100644 libs/nixio/src/tls-crypto.c (limited to 'libs/nixio/src/tls-crypto.c') diff --git a/libs/nixio/src/tls-crypto.c b/libs/nixio/src/tls-crypto.c deleted file mode 100644 index 714ec4e60c..0000000000 --- a/libs/nixio/src/tls-crypto.c +++ /dev/null @@ -1,185 +0,0 @@ -/* - * nixio - Linux I/O library for lua - * - * Copyright (C) 2009 Steven Barth - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "nixio-tls.h" -#include -#include -#include -#include -#include - -static int nixio_crypto_hash__init(lua_State *L, int hmac) { - const char *type = luaL_checkstring(L, 1); - nixio_hash *hash = lua_newuserdata(L, sizeof(nixio_hash)); - - if (!strcmp(type, "md5")) { - hash->type = NIXIO_HASH_MD5; - hash->digest_size = MD5_DIGEST_LENGTH; - hash->block_size = 64; - hash->ctx = malloc(sizeof(MD5_CTX)); - if (!hash->ctx) { - return luaL_error(L, NIXIO_OOM); - } - MD5_Init((MD5_CTX*)hash->ctx); - hash->init = (nixio_hash_initcb)MD5_Init; - hash->update = (nixio_hash_updatecb)MD5_Update; - hash->final = (nixio_hash_finalcb)MD5_Final; - } else if (!strcmp(type, "sha1")) { - hash->type = NIXIO_HASH_SHA1; - hash->digest_size = SHA_DIGEST_LENGTH; - hash->block_size = 64; - hash->ctx = malloc(sizeof(SHA_CTX)); - if (!hash->ctx) { - return luaL_error(L, NIXIO_OOM); - } - SHA1_Init((SHA_CTX*)hash->ctx); - hash->init = (nixio_hash_initcb)SHA1_Init; - hash->update = (nixio_hash_updatecb)SHA1_Update; - hash->final = (nixio_hash_finalcb)SHA1_Final; - } else { - luaL_argerror(L, 1, "supported values: md5, sha1"); - } - - luaL_getmetatable(L, NIXIO_CRYPTO_HASH_META); - lua_setmetatable(L, -2); - - if (hmac) { - const char *key = luaL_checklstring(L, 2, &hash->key_size); - if (hash->key_size > hash->block_size) { - hash->update(hash->ctx, key, hash->key_size); - hash->final(hash->digest, hash->ctx); - hash->init(hash->ctx); - hash->key_size = hash->digest_size; - memcpy(hash->key, hash->digest, hash->key_size); - } else { - memcpy(hash->key, key, hash->key_size); - } - - unsigned char pad[NIXIO_CRYPTO_BLOCK_SIZE]; - for (uint i = 0; i < hash->block_size; i++) { - pad[i] = (i < hash->key_size) ? (0x36 ^ hash->key[i]) : 0x36; - } - hash->update(hash->ctx, pad, hash->block_size); - hash->type |= NIXIO_HMAC_BIT; - } - - return 1; -} - -static int nixio_crypto_hash(lua_State *L) { - return nixio_crypto_hash__init(L, 0); -} - -static int nixio_crypto_hmac(lua_State *L) { - return nixio_crypto_hash__init(L, 1); -} - -static int nixio_crypto_hash_update(lua_State *L) { - nixio_hash *hash = luaL_checkudata(L, 1, NIXIO_CRYPTO_HASH_META); - if (hash->type) { - size_t len; - const char *chunk = luaL_checklstring(L, 2, &len); - hash->update(hash->ctx, chunk, len); - lua_pushvalue(L, 1); - return 1; - } else { - return luaL_error(L, "Tried to update finalized hash object."); - } -} - -static int nixio_crypto_hash_final(lua_State *L) { - nixio_hash *hash = luaL_checkudata(L, 1, NIXIO_CRYPTO_HASH_META); - if (hash->type & NIXIO_HMAC_BIT) { - hash->final(hash->digest, hash->ctx); - hash->init(hash->ctx); - - unsigned char pad[NIXIO_CRYPTO_BLOCK_SIZE]; - for (uint i = 0; i < hash->block_size; i++) { - pad[i] = (i < hash->key_size) ? (0x5c ^ hash->key[i]) : 0x5c; - } - - hash->update(hash->ctx, pad, hash->block_size); - hash->update(hash->ctx, hash->digest, hash->digest_size); - } - - if (hash->type) { - hash->type = NIXIO_HASH_NONE; - hash->final(hash->digest, hash->ctx); - free(hash->ctx); - } - - char hashdigest[NIXIO_DIGEST_SIZE*2]; - for (uint i=0; i < hash->digest_size; i++) { - hashdigest[2*i] = nixio__bin2hex[(hash->digest[i] & 0xf0) >> 4]; - hashdigest[2*i+1] = nixio__bin2hex[(hash->digest[i] & 0x0f)]; - } - - lua_pushlstring(L, hashdigest, hash->digest_size * 2); - memcpy(hashdigest, hash->digest, hash->digest_size); - lua_pushlstring(L, hashdigest, hash->digest_size); - - return 2; -} - -static int nixio_crypto_hash__gc(lua_State *L) { - nixio_hash *hash = luaL_checkudata(L, 1, NIXIO_CRYPTO_HASH_META); - if (hash->type) { - hash->final(hash->digest, hash->ctx); - free(hash->ctx); - hash->type = NIXIO_HASH_NONE; - } - return 0; -} - -static int nixio_crypto_hash__tostring(lua_State *L) { - nixio_hash *hash = luaL_checkudata(L, 1, NIXIO_CRYPTO_HASH_META); - lua_pushfstring(L, "nixio hash object: %p", hash); - return 1; -} - - -/* module table */ -static const luaL_reg R[] = { - {"hash", nixio_crypto_hash}, - {"hmac", nixio_crypto_hmac}, - {NULL, NULL} -}; - -/* hash table */ -static const luaL_reg M[] = { - {"update", nixio_crypto_hash_update}, - {"final", nixio_crypto_hash_final}, - {"__gc", nixio_crypto_hash__gc}, - {"__tostring", nixio_crypto_hash__tostring}, - {NULL, NULL} -}; - - - -void nixio_open_tls_crypto(lua_State *L) { - luaL_newmetatable(L, NIXIO_CRYPTO_HASH_META); - luaL_register(L, NULL, M); - lua_pushvalue(L, -1); - lua_setfield(L, -2, "__index"); - lua_pop(L, 1); - - lua_newtable(L); - luaL_register(L, NULL, R); - - lua_setfield(L, -2, "crypto"); -} -- cgit v1.2.3