From 8daa83a594a2e98f39d764422bfbdbc62c9efd44 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 19:20:00 +0200 Subject: Adding upstream version 2:4.20.0+dfsg. Signed-off-by: Daniel Baumann --- lib/util/util_pw.c | 99 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 99 insertions(+) create mode 100644 lib/util/util_pw.c (limited to 'lib/util/util_pw.c') diff --git a/lib/util/util_pw.c b/lib/util/util_pw.c new file mode 100644 index 0000000..8035de4 --- /dev/null +++ b/lib/util/util_pw.c @@ -0,0 +1,99 @@ +/* + Unix SMB/CIFS implementation. + + Safe versions of getpw* calls + + Copyright (C) Andrew Tridgell 1992-1998 + Copyright (C) Jeremy Allison 1998-2005 + Copyright (C) Andrew Bartlett 2002 + Copyright (C) Timur Bakeyev 2005 + Copyright (C) Bjoern Jacke 2006-2007 + + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . +*/ + +#include "replace.h" +#include +#include "system/passwd.h" +#include "lib/util/util_pw.h" + +struct passwd *tcopy_passwd(TALLOC_CTX *mem_ctx, + const struct passwd *from) +{ + struct passwd *ret; + size_t len = 0; + + len += strlen(from->pw_name)+1; + len += strlen(from->pw_passwd)+1; + len += strlen(from->pw_gecos)+1; + len += strlen(from->pw_dir)+1; + len += strlen(from->pw_shell)+1; + + ret = talloc_pooled_object(mem_ctx, struct passwd, 5, len); + + if (ret == NULL) { + return NULL; + } + + ret->pw_name = talloc_strdup(ret, from->pw_name); + ret->pw_passwd = talloc_strdup(ret, from->pw_passwd); + ret->pw_uid = from->pw_uid; + ret->pw_gid = from->pw_gid; + ret->pw_gecos = talloc_strdup(ret, from->pw_gecos); + ret->pw_dir = talloc_strdup(ret, from->pw_dir); + ret->pw_shell = talloc_strdup(ret, from->pw_shell); + + return ret; +} + +struct passwd *getpwnam_alloc(TALLOC_CTX *mem_ctx, const char *name) +{ + struct passwd *temp; + + temp = getpwnam(name); + + if (!temp) { +#if 0 + if (errno == ENOMEM) { + /* what now? */ + } +#endif + return NULL; + } + + return tcopy_passwd(mem_ctx, temp); +} + +/**************************************************************************** + talloc'ed version of getpwuid. +****************************************************************************/ + +struct passwd *getpwuid_alloc(TALLOC_CTX *mem_ctx, uid_t uid) +{ + struct passwd *temp; + + temp = getpwuid(uid); + + if (!temp) { +#if 0 + if (errno == ENOMEM) { + /* what now? */ + } +#endif + return NULL; + } + + return tcopy_passwd(mem_ctx, temp); +} -- cgit v1.2.3