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Diffstat (limited to 'glibc-compat/nss_files/files-parse.c')
-rw-r--r--glibc-compat/nss_files/files-parse.c252
1 files changed, 0 insertions, 252 deletions
diff --git a/glibc-compat/nss_files/files-parse.c b/glibc-compat/nss_files/files-parse.c
deleted file mode 100644
index 49c08153c9..0000000000
--- a/glibc-compat/nss_files/files-parse.c
+++ /dev/null
@@ -1,252 +0,0 @@
-/* Common code for file-based database parsers in nss_files module.
- Copyright (C) 1996, 1997, 1998 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 Library General Public License as
- published by the Free Software Foundation; either version 2 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
-
-#include <ctype.h>
-#include <errno.h>
-#include <string.h>
-#include <stdlib.h>
-
-/* These symbols are defined by the including source file:
-
- ENTNAME -- database name of the structure and functions (hostent, pwent).
- STRUCTURE -- struct name, define only if not ENTNAME (passwd, group).
- DATABASE -- string of the database file's name ("hosts", "passwd").
-
- ENTDATA -- if defined, `struct ENTDATA' is used by the parser to store
- things pointed to by the resultant `struct STRUCTURE'.
-
- NEED_H_ERRNO - defined iff an arg `int *herrnop' is used.
-
- Also see files-XXX.c. */
-
-#define CONCAT(a,b) CONCAT1(a,b)
-#define CONCAT1(a,b) a##b
-
-#ifndef STRUCTURE
-# define STRUCTURE ENTNAME
-#endif
-
-
-struct parser_data
- {
-#ifdef ENTDATA
- struct ENTDATA entdata;
-# define ENTDATA_DECL(data) struct ENTDATA *const entdata = &data->entdata;
-#else
-# define ENTDATA_DECL(data)
-#endif
- char linebuffer[0];
- };
-
-#ifdef ENTDATA
-/* The function can't be exported, because the entdata structure
- is defined only in files-foo.c. */
-# define parser_stclass static
-#else
-/* Export the line parser function so it can be used in nss_db. */
-# define parser_stclass /* Global */
-# define parse_line CONCAT(_nss_files_parse_,ENTNAME)
-#endif
-
-
-#ifdef EXTERN_PARSER
-
-/* The parser is defined in a different module. */
-extern int parse_line (char *line, struct STRUCTURE *result,
- struct parser_data *data, size_t datalen);
-
-# define LINE_PARSER(EOLSET, BODY) /* Do nothing */
-
-#else
-
-/* Define a line parsing function. */
-
-# define LINE_PARSER(EOLSET, BODY) \
-parser_stclass int \
-parse_line (char *line, struct STRUCTURE *result, \
- struct parser_data *data, size_t datalen) \
-{ \
- ENTDATA_DECL (data) \
- char *p = strpbrk (line, EOLSET "\n"); \
- if (p != NULL) \
- *p = '\0'; \
- BODY; \
- TRAILING_LIST_PARSER; \
- return 1; \
-}
-
-
-# define STRING_FIELD(variable, terminator_p, swallow) \
- { \
- variable = line; \
- while (*line != '\0' && !terminator_p (*line)) \
- ++line; \
- if (*line != '\0') \
- { \
- *line = '\0'; \
- do \
- ++line; \
- while (swallow && terminator_p (*line)); \
- } \
- }
-
-# define INT_FIELD(variable, terminator_p, swallow, base, convert) \
- { \
- char *endp; \
- variable = convert (strtoul (line, &endp, base)); \
- if (endp == line) \
- return 0; \
- else if (terminator_p (*endp)) \
- do \
- ++endp; \
- while (swallow && terminator_p (*endp)); \
- else if (*endp != '\0') \
- return 0; \
- line = endp; \
- }
-
-# define INT_FIELD_MAYBE_NULL(variable, terminator_p, swallow, base, convert, default) \
- { \
- char *endp; \
- if (*line == '\0') \
- /* We expect some more input, so don't allow the string to end here. */ \
- return 0; \
- variable = convert (strtoul (line, &endp, base)); \
- if (endp == line) \
- variable = default; \
- if (terminator_p (*endp)) \
- do \
- ++endp; \
- while (swallow && terminator_p (*endp)); \
- else if (*endp != '\0') \
- return 0; \
- line = endp; \
- }
-
-# define ISCOLON(c) ((c) == ':')
-
-
-# ifndef TRAILING_LIST_MEMBER
-# define TRAILING_LIST_PARSER /* Nothing to do. */
-# else
-
-# define TRAILING_LIST_PARSER \
-{ \
- char **list = parse_list (line, data, datalen); \
- if (list) \
- result->TRAILING_LIST_MEMBER = list; \
- else \
- return -1; /* -1 indicates we ran out of space. */ \
-}
-
-static inline char **
-__attribute ((always_inline))
-parse_list (char *line, struct parser_data *data, size_t datalen)
-{
- char *eol, **list, **p;
-
- if (line >= data->linebuffer && line < (char *) data + datalen)
- /* Find the end of the line buffer, we will use the space in DATA after
- it for storing the vector of pointers. */
- eol = strchr (line, '\0') + 1;
- else
- /* LINE does not point within DATA->linebuffer, so that space is
- not being used for scratch space right now. We can use all of
- it for the pointer vector storage. */
- eol = data->linebuffer;
- /* Adjust the pointer so it is aligned for storing pointers. */
- eol += __alignof__ (char *) - 1;
- eol -= (eol - (char *) 0) % __alignof__ (char *);
- /* We will start the storage here for the vector of pointers. */
- list = (char **) eol;
-
- p = list;
- while (1)
- {
- char *elt;
-
- if ((size_t) ((char *) &p[1] - (char *) data) > datalen)
- {
- /* We cannot fit another pointer in the buffer. */
- __set_errno (ERANGE);
- return NULL;
- }
- if (*line == '\0')
- break;
-
- /* Skip leading white space. This might not be portable but useful. */
- while (isspace (*line))
- ++line;
-
- elt = line;
- while (1)
- {
- if (*line == '\0' || TRAILING_LIST_SEPARATOR_P (*line))
- {
- /* End of the next entry. */
- if (line > elt)
- /* We really found some data. */
- *p++ = elt;
-
- /* Terminate string if necessary. */
- if (*line != '\0')
- *line++ = '\0';
- break;
- }
- ++line;
- }
- }
- *p = NULL;
-
- return list;
-}
-
-# endif /* TRAILING_LIST_MEMBER */
-#endif /* EXTERN_PARSER */
-
-
-#define LOOKUP_NAME(nameelt, aliaselt) \
-{ \
- char **ap; \
- if (! strcmp (name, result->nameelt)) \
- break; \
- for (ap = result->aliaselt; *ap; ++ap) \
- if (! strcmp (name, *ap)) \
- break; \
- if (*ap) \
- break; \
-}
-
-#define LOOKUP_NAME_CASE(nameelt, aliaselt) \
-{ \
- char **ap; \
- if (! __strcasecmp (name, result->nameelt)) \
- break; \
- for (ap = result->aliaselt; *ap; ++ap) \
- if (! __strcasecmp (name, *ap)) \
- break; \
- if (*ap) \
- break; \
-}
-
-
-/* This is defined by db-*.c to include "../nss_db/db-XXX.c" instead. */
-#ifndef GENERIC
-# define GENERIC "files-XXX.c"
-#endif
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