diff options
Diffstat (limited to 'libs/nixio/src/user.c')
| -rw-r--r-- | libs/nixio/src/user.c | 263 |
1 files changed, 0 insertions, 263 deletions
diff --git a/libs/nixio/src/user.c b/libs/nixio/src/user.c deleted file mode 100644 index b701bac95..000000000 --- a/libs/nixio/src/user.c +++ /dev/null @@ -1,263 +0,0 @@ -/* - * nixio - Linux I/O library for lua - * - * Copyright (C) 2009 Steven Barth <steven@midlink.org> - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "nixio.h" -#include <sys/types.h> -#include <errno.h> -#include <unistd.h> -#include <sys/param.h> - -#ifndef __WINNT__ - -#include <grp.h> -#include <pwd.h> - -#ifndef BSD -#ifndef NO_SHADOW -#include <shadow.h> -#endif -#include <crypt.h> -#endif - -int nixio__check_group(lua_State *L, int idx) { - if (lua_isnumber(L, idx)) { - return lua_tointeger(L, idx); - } else if (lua_isstring(L, idx)) { - struct group *g = getgrnam(lua_tostring(L, idx)); - return (!g) ? -1 : g->gr_gid; - } else { - return luaL_argerror(L, idx, "supported values: <groupname>, <gid>"); - } -} - -int nixio__check_user(lua_State *L, int idx) { - if (lua_isnumber(L, idx)) { - return lua_tointeger(L, idx); - } else if (lua_isstring(L, idx)) { - struct passwd *p = getpwnam(lua_tostring(L, idx)); - return (!p) ? -1 : p->pw_uid; - } else { - return luaL_argerror(L, idx, "supported values: <username>, <uid>"); - } -} - - -static int nixio__push_group(lua_State *L, struct group *gr) { - lua_createtable(L, 0, 4); - lua_pushstring(L, gr->gr_name); - lua_setfield(L, -2, "name"); - lua_pushstring(L, gr->gr_passwd); - lua_setfield(L, -2, "passwd"); - lua_pushinteger(L, gr->gr_gid); - lua_setfield(L, -2, "gid"); - lua_newtable(L); - - for (int i=0; gr->gr_mem[i]; i++) { - lua_pushstring(L, gr->gr_mem[i]); - lua_rawseti(L, -2, i+1); - } - - lua_setfield(L, -2, "mem"); - return 1; -} - -static int nixio_getgr(lua_State *L) { - struct group *gr; - errno = 0; - if (lua_isnumber(L, 1)) { - gr = getgrgid(lua_tointeger(L, 1)); - } else if (lua_isstring(L, 1)) { - gr = getgrnam(lua_tostring(L, 1)); - } else if (lua_isnoneornil(L, 1)) { - lua_newtable(L); - int i = 0; - - setgrent(); - while ((gr = getgrent())) { - nixio__push_group(L, gr); - lua_rawseti(L, -2, ++i); - } - - if (errno) { - return nixio__perror(L); - } - - endgrent(); - return 1; - } else { - return luaL_argerror(L, 1, "supported values: <groupname>, <gid>"); - } - - if (!gr) { - return nixio__perror(L); - } else { - return nixio__push_group(L, gr); - } -} - -static int nixio__push_passwd(lua_State *L, struct passwd *pw) { - lua_createtable(L, 0, 7); - lua_pushstring(L, pw->pw_name); - lua_setfield(L, -2, "name"); - lua_pushstring(L, pw->pw_passwd); - lua_setfield(L, -2, "passwd"); - lua_pushinteger(L, pw->pw_gid); - lua_setfield(L, -2, "gid"); - lua_pushinteger(L, pw->pw_uid); - lua_setfield(L, -2, "uid"); - lua_pushstring(L, pw->pw_dir); - lua_setfield(L, -2, "dir"); - lua_pushstring(L, pw->pw_gecos); - lua_setfield(L, -2, "gecos"); - lua_pushstring(L, pw->pw_shell); - lua_setfield(L, -2, "shell"); - return 1; -} - -static int nixio_getpw(lua_State *L) { - struct passwd *pw; - errno = 0; - if (lua_isnumber(L, 1)) { - pw = getpwuid(lua_tointeger(L, 1)); - } else if (lua_isstring(L, 1)) { - pw = getpwnam(lua_tostring(L, 1)); - } else if (lua_isnoneornil(L, 1)) { - lua_newtable(L); - int i = 0; - - setpwent(); - while ((pw = getpwent())) { - nixio__push_passwd(L, pw); - lua_rawseti(L, -2, ++i); - } - - if (errno) { - return nixio__perror(L); - } - - endpwent(); - return 1; - } else { - return luaL_argerror(L, 1, "supported values: <username>, <uid>"); - } - - if (!pw) { - return nixio__perror(L); - } else { - return nixio__push_passwd(L, pw); - } -} - -#ifndef BSD -#ifndef NO_SHADOW -static int nixio__push_spwd(lua_State *L, struct spwd *sp) { - lua_createtable(L, 0, 9); - lua_pushstring(L, sp->sp_namp); - lua_setfield(L, -2, "namp"); - lua_pushinteger(L, sp->sp_expire); - lua_setfield(L, -2, "expire"); - lua_pushinteger(L, sp->sp_flag); - lua_setfield(L, -2, "flag"); - lua_pushinteger(L, sp->sp_inact); - lua_setfield(L, -2, "inact"); - lua_pushinteger(L, sp->sp_lstchg); - lua_setfield(L, -2, "lstchg"); - lua_pushinteger(L, sp->sp_max); - lua_setfield(L, -2, "max"); - lua_pushinteger(L, sp->sp_min); - lua_setfield(L, -2, "min"); - lua_pushinteger(L, sp->sp_warn); - lua_setfield(L, -2, "warn"); - lua_pushstring(L, sp->sp_pwdp); - lua_setfield(L, -2, "pwdp"); - return 1; -} - -static int nixio_getsp(lua_State *L) { - struct spwd *sp; - errno = 0; - if (lua_isstring(L, 1)) { - sp = getspnam(lua_tostring(L, 1)); - } else if (lua_isnoneornil(L, 1)) { - lua_newtable(L); - int i = 0; - - setspent(); - while ((sp = getspent())) { - nixio__push_spwd(L, sp); - lua_rawseti(L, -2, ++i); - } - - if (errno) { - return nixio__perror(L); - } - - endspent(); - return 1; - } else { - return luaL_argerror(L, 1, "supported values: <username>"); - } - - if (!sp) { - return nixio__perror(L); - } else { - return nixio__push_spwd(L, sp); - } -} -#endif /* !NO_SHADOW */ -#endif /* !BSD */ - -static int nixio_crypt(lua_State *L) { - const char *key = luaL_checkstring(L, 1); - const char *salt = luaL_checkstring(L, 2); - const char *hash = crypt(key, salt); - - if (hash) { - lua_pushstring(L, hash); - } else { - lua_pushnil(L); - } - - return 1; -} - - -/* module table */ -static const luaL_reg R[] = { - {"crypt", nixio_crypt}, - {"getgr", nixio_getgr}, - {"getpw", nixio_getpw}, -#ifndef BSD -#ifndef NO_SHADOW - {"getsp", nixio_getsp}, -#endif -#endif - {NULL, NULL} -}; - -#else /* __WINNT__ */ - -static const luaL_reg R[] = { - {NULL, NULL} -}; - -#endif - -void nixio_open_user(lua_State *L) { - luaL_register(L, NULL, R); -} |