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64 lines
2.1 KiB
C
64 lines
2.1 KiB
C
/* Services file parser in nss_files module.
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Copyright (C) 1996-2017 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <netinet/in.h>
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#include <netdb.h>
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#define ENTNAME servent
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#define DATABASE "services"
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struct servent_data {};
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#define TRAILING_LIST_MEMBER s_aliases
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#define TRAILING_LIST_SEPARATOR_P isspace
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#include "files-parse.c"
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#define ISSLASH(c) ((c) == '/')
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LINE_PARSER
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("#",
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STRING_FIELD (result->s_name, isspace, 1);
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INT_FIELD (result->s_port, ISSLASH, 10, 0, htons);
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STRING_FIELD (result->s_proto, isspace, 1);
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)
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#include GENERIC
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DB_LOOKUP (servbyname, ':',
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strlen (name) + 2 + (proto == NULL ? 0 : strlen (proto)),
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("%s/%s", name, proto ?: ""),
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{
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/* Must match both protocol (if specified) and name. */
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if (proto != NULL && strcmp (result->s_proto, proto))
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/* A continue statement here breaks nss_db, because it
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bypasses advancing to the next db entry, and it
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doesn't make nss_files any more efficient. */;
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else
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LOOKUP_NAME (s_name, s_aliases)
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},
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const char *name, const char *proto)
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DB_LOOKUP (servbyport, '=', 21 + (proto ? strlen (proto) : 0),
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("%zd/%s", (ssize_t) ntohs (port), proto ?: ""),
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{
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/* Must match both port and protocol. */
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if (result->s_port == port
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&& (proto == NULL
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|| strcmp (result->s_proto, proto) == 0))
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break;
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}, int port, const char *proto)
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