| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you 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 <unistd.h> |
| #include <sys/types.h> |
| #include <stdlib.h> |
| #include <errno.h> |
| #include <pwd.h> |
| extern char **environ; |
| |
| uid_t u_getuid_ocall() |
| { |
| return getuid(); |
| } |
| |
| char **u_environ_ocall() |
| { |
| return environ; |
| } |
| |
| char *u_getenv_ocall(const char *name) |
| { |
| return getenv(name); |
| } |
| |
| int u_setenv_ocall(int *error, const char *name, const char *value, int overwrite) |
| { |
| int ret = setenv(name, value, overwrite); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_unsetenv_ocall(int *error, const char *name) |
| { |
| int ret = unsetenv(name); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| char *u_getcwd_ocall(int *error, char *buf, size_t size) |
| { |
| char *ret = getcwd(buf, size); |
| if (error) { |
| *error = ret == NULL ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_chdir_ocall(int *error, const char *dir) |
| { |
| int ret = chdir(dir); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_getpwuid_r_ocall(uid_t uid, |
| struct passwd *pwd, |
| char *buf, |
| size_t buflen, |
| struct passwd **passwd_result) |
| { |
| int ret = getpwuid_r(uid, pwd, buf, buflen, passwd_result); |
| if (ret == 0 && *passwd_result != NULL) { |
| pwd->pw_name = pwd->pw_name ? (char *)(pwd->pw_name - buf) : (char *)-1; |
| pwd->pw_passwd = pwd->pw_passwd ? (char *)(pwd->pw_passwd - buf) : (char *)-1; |
| pwd->pw_gecos = pwd->pw_gecos ? (char *)(pwd->pw_gecos - buf) : (char *)-1; |
| pwd->pw_dir = pwd->pw_dir ? (char *)(pwd->pw_dir - buf) : (char *)-1; |
| pwd->pw_shell = pwd->pw_shell ? (char *)(pwd->pw_shell - buf) : (char *)-1; |
| } |
| return ret; |
| } |