privdrop.c File Reference

#include "config.h"
#include "shared/log.h"
#include "shared/privdrop.h"
#include "shared/status.h"
#include <errno.h>
#include <pwd.h>
#include <grp.h>
#include <ctype.h>
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include <syslog.h>
#include <unistd.h>

Include dependency graph for privdrop.c:

Go to the source code of this file.

Macros
#define	_GNU_SOURCE   /* defines for setres{g|u}id */
#define	_SC_GETPW_R_SIZE_MAX   16384
#define	_SC_GETGR_R_SIZE_MAX   16384

Functions
uid_t	privuid (const char *username)
gid_t	privgid (const char *groupname)
ods_status	privdrop (const char *username, const char *groupname, const char *newroot, uid_t *puid, gid_t *pgid)
void	privclose (const char *username, const char *groupname)

Macro Definition Documentation

#define _GNU_SOURCE   /* defines for setres{g|u}id */

Privileges.

Definition at line 36 of file privdrop.c.

#define _SC_GETGR_R_SIZE_MAX   16384

Definition at line 60 of file privdrop.c.

Referenced by privgid().

#define _SC_GETPW_R_SIZE_MAX   16384

Definition at line 56 of file privdrop.c.

Referenced by privuid().

Function Documentation

void privclose	(	const char *	username,
		const char *	groupname
	)

Close privdrop.

Definition at line 306 of file privdrop.c.

Referenced by tools_zone_fetcher().

ods_status privdrop	(	const char *	username,
		const char *	groupname,
		const char *	newroot,
		uid_t *	puid,
		gid_t *	pgid
	)

Drop privileges.

Definition at line 149 of file privdrop.c.

References ods_log_debug(), ods_log_error(), ODS_STATUS_CHROOT_ERR, ODS_STATUS_MALLOC_ERR, ODS_STATUS_OK, ODS_STATUS_PRIVDROP_ERR, privgid(), and privuid().

Referenced by tools_zone_fetcher().

gid_t privgid

(

const char *

groupname

)

Get the group identifier from the group name.

Definition at line 110 of file privdrop.c.

References _SC_GETGR_R_SIZE_MAX, and ods_log_error().

Referenced by privdrop().

uid_t privuid

(

const char *

username

)

Get the user identifier from the username.

Definition at line 71 of file privdrop.c.

References _SC_GETPW_R_SIZE_MAX, and ods_log_error().

Referenced by privdrop().