luci/libs/luanet/src/helper.c
Steven Barth 0ef46dc967 Import luanet library
Relicensed with author's permission
Thanks John
2009-03-30 11:27:43 +00:00

73 lines
1.7 KiB
C

/*
* 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.
*
* Copyright (C) 2008 John Crispin <blogic@openwrt.org>
* Copyright (C) 2008 Steven Barth <steven@midlink.org>
*/
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <lua.h>
#include <lualib.h>
#include <lauxlib.h>
int char2ipv4(char *c, char *ip)
{
int i;
char *tmp = strdup(c);
char *t = tmp;
char *e = NULL;
int ret = -1;
for(i = 0; i < 4; i++)
{
int j = strtol(t, &e, 10);
if((j < 0) || (j > 255))
goto error;
if(i != 3)
if(*e != '.')
goto error;
*ip++ = j;
t = e + 1;
}
ret = 0;
error:
free(tmp);
return ret;
}
void ipv42char(char *b, char *ip)
{
sprintf(ip, "%d.%d.%d.%d", b[0] & 0xff, b[1] & 0xff, b[2] & 0xff, b[3] & 0xff);
}
void mac2char(char *b, char *mac)
{
sprintf(mac, "%02X:%02X:%02X:%02X:%02X:%02X",
b[0] & 0xff, b[1] & 0xff, b[2] & 0xff, b[3] & 0xff, b[4] & 0xff, b[5] & 0xff);
}
void add_table_entry(lua_State *L, const char *k, const char *v)
{
lua_pushstring(L, k);
lua_pushstring(L, v);
lua_settable(L, -3);
}
void add_table_entry_int(lua_State *L, const char *k, int v)
{
lua_pushstring(L, k);
lua_pushinteger(L, v);
lua_settable(L, -3);
}