diff options
Diffstat (limited to 'REORG.TODO/nis/nis_domain_of_r.c')
-rw-r--r-- | REORG.TODO/nis/nis_domain_of_r.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/REORG.TODO/nis/nis_domain_of_r.c b/REORG.TODO/nis/nis_domain_of_r.c new file mode 100644 index 0000000000..9711eca605 --- /dev/null +++ b/REORG.TODO/nis/nis_domain_of_r.c @@ -0,0 +1,62 @@ +/* Copyright (c) 1997-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1997. + + 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 <errno.h> +#include <string.h> +#include <rpcsvc/nis.h> +#include <shlib-compat.h> + +nis_name +nis_domain_of_r (const_nis_name name, char *buffer, size_t buflen) +{ + char *cptr; + size_t cptr_len; + + if (buffer == NULL) + { + erange: + __set_errno (ERANGE); + return NULL; + } + + buffer[0] = '\0'; + + cptr = strchr (name, '.'); + + if (cptr == NULL) + return buffer; + + ++cptr; + cptr_len = strlen (cptr); + + if (cptr_len == 0) + { + if (buflen < 2) + goto erange; + return strcpy (buffer, "."); + } + + if (__glibc_unlikely (cptr_len >= buflen)) + { + __set_errno (ERANGE); + return NULL; + } + + return memcpy (buffer, cptr, cptr_len + 1); +} +libnsl_hidden_nolink_def (nis_domain_of_r, GLIBC_2_1) |