mirror of
https://github.com/sheumann/hush.git
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1da09cfacf
This removed buffer size limitations. function old new delta convert_to_struct - 269 +269 getXXnam_r - 204 +204 parse_common - 185 +185 getXXnam - 164 +164 tokenize - 126 +126 bb_internal_getpwent_r 102 167 +65 get_S 30 88 +58 getgrouplist_internal 195 240 +45 const_sp_db - 20 +20 const_pw_db - 20 +20 const_gr_db - 20 +20 bb_internal_endpwent 27 36 +9 bb_internal_endgrent 27 36 +9 decode_one_format 726 734 +8 bb_internal_setpwent 17 24 +7 volume_id_probe_iso9660 319 322 +3 scriptreplay_main 204 207 +3 mkfs_minix_main 2684 2687 +3 id_main 478 480 +2 hash_find 233 235 +2 pstree_main 321 322 +1 gr_off 3 4 +1 expand_one_var 1579 1578 -1 pwf 4 - -4 grf 4 - -4 pack_gzip 1787 1780 -7 addattr32 67 56 -11 buffer_fill_and_print 191 178 -13 dpkg_main 2944 2927 -17 bb_internal_setgrent 17 - -17 bb_internal_getpwuid 38 19 -19 bb_internal_getgrgid 44 19 -25 bb_internal_getpwnam 38 11 -27 bb_internal_getgrnam 44 14 -30 bb_internal_fgetpwent_r 51 - -51 bb_internal_fgetgrent_r 51 - -51 bb_internal_getspnam_r 121 42 -79 bb_internal_getpwnam_r 121 39 -82 bb_internal_getgrent_r 102 - -102 bb__parsepwent 110 - -110 bb_internal_getpwuid_r 113 - -113 bb_internal_getgrgid_r 113 - -113 bb__parsespent 120 - -120 bb_internal_getgrnam_r 121 - -121 bb__pgsreader 213 - -213 bb__parsegrent 226 - -226 ------------------------------------------------------------------------------ (add/remove: 8/13 grow/shrink: 14/11 up/down: 1224/-1556) Total: -332 bytes text data bss dec hex filename 923471 928 17684 942083 e6003 busybox_old 923167 928 17676 941771 e5ecb busybox_unstripped Signed-off-by: Tito Ragusa <farmatito@tiscali.it> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
113 lines
2.1 KiB
C
113 lines
2.1 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* password utility routines.
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*
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* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
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* Copyright (C) 2008 by Tito Ragusa <farmatito@tiscali.it>
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*
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* Licensed under GPLv2 or later, see file LICENSE in this source tree.
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*/
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#include "libbb.h"
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/* TODO: maybe change API to return malloced data?
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* This will allow to stop using libc functions returning
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* pointers to static data (getpwuid)
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*/
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struct passwd* FAST_FUNC xgetpwnam(const char *name)
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{
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struct passwd *pw = getpwnam(name);
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if (!pw)
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bb_error_msg_and_die("unknown user %s", name);
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return pw;
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}
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struct group* FAST_FUNC xgetgrnam(const char *name)
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{
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struct group *gr = getgrnam(name);
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if (!gr)
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bb_error_msg_and_die("unknown group %s", name);
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return gr;
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}
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struct passwd* FAST_FUNC xgetpwuid(uid_t uid)
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{
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struct passwd *pw = getpwuid(uid);
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if (!pw)
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bb_error_msg_and_die("unknown uid %u", (unsigned)uid);
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return pw;
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}
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struct group* FAST_FUNC xgetgrgid(gid_t gid)
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{
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struct group *gr = getgrgid(gid);
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if (!gr)
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bb_error_msg_and_die("unknown gid %u", (unsigned)gid);
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return gr;
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}
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char* FAST_FUNC xuid2uname(uid_t uid)
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{
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struct passwd *pw = xgetpwuid(uid);
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return pw->pw_name;
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}
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char* FAST_FUNC xgid2group(gid_t gid)
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{
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struct group *gr = xgetgrgid(gid);
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return gr->gr_name;
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}
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char* FAST_FUNC uid2uname(uid_t uid)
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{
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struct passwd *pw = getpwuid(uid);
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return (pw) ? pw->pw_name : NULL;
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}
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char* FAST_FUNC gid2group(gid_t gid)
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{
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struct group *gr = getgrgid(gid);
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return (gr) ? gr->gr_name : NULL;
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}
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char* FAST_FUNC uid2uname_utoa(uid_t uid)
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{
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char *name = uid2uname(uid);
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return (name) ? name : utoa(uid);
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}
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char* FAST_FUNC gid2group_utoa(gid_t gid)
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{
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char *name = gid2group(gid);
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return (name) ? name : utoa(gid);
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}
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long FAST_FUNC xuname2uid(const char *name)
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{
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struct passwd *myuser;
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myuser = xgetpwnam(name);
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return myuser->pw_uid;
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}
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long FAST_FUNC xgroup2gid(const char *name)
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{
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struct group *mygroup;
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mygroup = xgetgrnam(name);
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return mygroup->gr_gid;
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}
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unsigned long FAST_FUNC get_ug_id(const char *s,
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long FAST_FUNC (*xname2id)(const char *))
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{
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unsigned long r;
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r = bb_strtoul(s, NULL, 10);
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if (errno)
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return xname2id(s);
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return r;
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}
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