diff options
Diffstat (limited to 'REORG.TODO/nss/nss_files/files-service.c')
-rw-r--r-- | REORG.TODO/nss/nss_files/files-service.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/REORG.TODO/nss/nss_files/files-service.c b/REORG.TODO/nss/nss_files/files-service.c new file mode 100644 index 0000000000..b6ae51082f --- /dev/null +++ b/REORG.TODO/nss/nss_files/files-service.c @@ -0,0 +1,63 @@ +/* Services file parser in nss_files module. + Copyright (C) 1996-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <netinet/in.h> +#include <netdb.h> + + +#define ENTNAME servent +#define DATABASE "services" + +struct servent_data {}; + +#define TRAILING_LIST_MEMBER s_aliases +#define TRAILING_LIST_SEPARATOR_P isspace +#include "files-parse.c" +#define ISSLASH(c) ((c) == '/') +LINE_PARSER +("#", + STRING_FIELD (result->s_name, isspace, 1); + INT_FIELD (result->s_port, ISSLASH, 10, 0, htons); + STRING_FIELD (result->s_proto, isspace, 1); + ) + +#include GENERIC + +DB_LOOKUP (servbyname, ':', + strlen (name) + 2 + (proto == NULL ? 0 : strlen (proto)), + ("%s/%s", name, proto ?: ""), + { + /* Must match both protocol (if specified) and name. */ + if (proto != NULL && strcmp (result->s_proto, proto)) + /* A continue statement here breaks nss_db, because it + bypasses advancing to the next db entry, and it + doesn't make nss_files any more efficient. */; + else + LOOKUP_NAME (s_name, s_aliases) + }, + const char *name, const char *proto) + +DB_LOOKUP (servbyport, '=', 21 + (proto ? strlen (proto) : 0), + ("%zd/%s", (ssize_t) ntohs (port), proto ?: ""), + { + /* Must match both port and protocol. */ + if (result->s_port == port + && (proto == NULL + || strcmp (result->s_proto, proto) == 0)) + break; + }, int port, const char *proto) |