b5d4a01821
Gregory Nutt has submitted the SGA and we can migrate the licenses to Apache. Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
97 lines
2.8 KiB
C
97 lines
2.8 KiB
C
/****************************************************************************
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* libs/libc/netdb/lib_netdb.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <netdb.h>
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#include "netdb/lib_netdb.h"
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#ifdef CONFIG_LIBC_NETDB
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/****************************************************************************
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* Public Data
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****************************************************************************/
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struct hostent g_hostent;
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char g_hostbuffer[CONFIG_NETDB_BUFSIZE];
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/* When the <netdb.h> header is included, h_errno shall be available as a
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* modifiable lvalue of type int. It is unspecified whether h_errno is a
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* macro or an identifier declared with external linkage.
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*/
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int h_errno;
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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bool convert_hostent(const FAR struct hostent_s *in,
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int type, FAR struct hostent *out)
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{
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int i;
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int j;
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/* Initialize the output of hostent */
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out->h_name = in->h_name;
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out->h_aliases = in->h_aliases;
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if (type != AF_UNSPEC)
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{
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out->h_addrtype = type;
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if (type == AF_INET)
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{
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out->h_length = sizeof(struct in_addr);
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}
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else
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{
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out->h_length = sizeof(struct in6_addr);
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}
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}
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else
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{
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type = in->h_addrtypes[0];
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out->h_addrtype = in->h_addrtypes[0];
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out->h_length = in->h_lengths[0];
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}
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out->h_addr_list = in->h_addr_list;
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/* Remove different type from list */
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for (i = j = 0; in->h_addr_list[i]; i++)
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{
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if (type == in->h_addrtypes[i])
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{
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in->h_addr_list[j++] = in->h_addr_list[i];
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}
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}
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in->h_addr_list[j] = NULL;
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return j != 0;
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}
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#endif /* CONFIG_LIBC_NETDB */
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