/* Copyright (C) 2009-2014 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 <ctype.h> #include <errno.h> #include <gshadow.h> #include <stdio.h> /* Define a line parsing function using the common code used in the nss_files module. */ #define STRUCTURE sgrp #define ENTNAME sgent #define EXTERN_PARSER 1 struct sgent_data {}; #include <nss/nss_files/files-parse.c> /* Read one shadow entry from the given stream. */ int __fgetsgent_r (FILE *stream, struct sgrp *resbuf, char *buffer, size_t buflen, struct sgrp **result) { char *p; _IO_flockfile (stream); do { buffer[buflen - 1] = '\xff'; p = fgets_unlocked (buffer, buflen, stream); if (p == NULL && feof_unlocked (stream)) { _IO_funlockfile (stream); *result = NULL; __set_errno (ENOENT); return errno; } if (p == NULL || buffer[buflen - 1] != '\xff') { _IO_funlockfile (stream); *result = NULL; __set_errno (ERANGE); return errno; } /* Skip leading blanks. */ while (isspace (*p)) ++p; } while (*p == '\0' || *p == '#' || /* Ignore empty and comment lines. */ /* Parse the line. If it is invalid, loop to get the next line of the file to parse. */ ! parse_line (buffer, (void *) resbuf, (void *) buffer, buflen, &errno)); _IO_funlockfile (stream); *result = resbuf; return 0; } weak_alias (__fgetsgent_r, fgetsgent_r)