Back to index

openldap  2.4.31
Functions | Variables
radius.c File Reference
#include "portable.h"
#include <stdio.h>
#include <lber.h>
#include <lber_pvt.h>
#include "lutil.h"
#include <ldap_pvt_thread.h>
#include <ac/string.h>
#include <ac/unistd.h>
#include <radlib.h>

Go to the source code of this file.

Functions

static int chk_radius (const struct berval *sc, const struct berval *passwd, const struct berval *cred, const char **text)
int term_module ()
int init_module (int argc, char *argv[])

Variables

static LUTIL_PASSWD_CHK_FUNC chk_radius
static struct berval = BER_BVC("{RADIUS}")
static char * config_filename
static ldap_pvt_thread_mutex_t libradius_mutex

Function Documentation

static int chk_radius ( const struct berval sc,
const struct berval passwd,
const struct berval cred,
const char **  text 
) [static]

Definition at line 35 of file radius.c.

{
       unsigned int         i;
       int                  rc = LUTIL_PASSWD_ERR;

       struct rad_handle    *h = NULL;

       for ( i = 0; i < cred->bv_len; i++ ) {
              if ( cred->bv_val[ i ] == '\0' ) {
                     return LUTIL_PASSWD_ERR;    /* NUL character in cred */
              }
       }

       if ( cred->bv_val[ i ] != '\0' ) {
              return LUTIL_PASSWD_ERR;    /* cred must behave like a string */
       }

       for ( i = 0; i < passwd->bv_len; i++ ) {
              if ( passwd->bv_val[ i ] == '\0' ) {
                     return LUTIL_PASSWD_ERR;    /* NUL character in password */
              }
       }

       if ( passwd->bv_val[ i ] != '\0' ) {
              return LUTIL_PASSWD_ERR;    /* passwd must behave like a string */
       }

       ldap_pvt_thread_mutex_lock( &libradius_mutex );

       h = rad_auth_open();
       if ( h == NULL ) {
              ldap_pvt_thread_mutex_unlock( &libradius_mutex );
              return LUTIL_PASSWD_ERR;
       }

       if ( rad_config( h, config_filename ) != 0 ) {
              goto done;
       }

       if ( rad_create_request( h, RAD_ACCESS_REQUEST ) ) {
              goto done;
       }

       if ( rad_put_string( h, RAD_USER_NAME, passwd->bv_val ) != 0 ) {
              goto done;
       }

       if ( rad_put_string( h, RAD_USER_PASSWORD, cred->bv_val ) != 0 ) {
              goto done;
       }

       switch ( rad_send_request( h ) ) {
       case RAD_ACCESS_ACCEPT:
              rc = LUTIL_PASSWD_OK;
              break;

       case RAD_ACCESS_REJECT:
              rc = LUTIL_PASSWD_ERR;
              break;

       case RAD_ACCESS_CHALLENGE:
              rc = LUTIL_PASSWD_ERR;
              break;

       case -1:
              /* no valid response is received */
              break;
       }

done:;
       rad_close( h );

       ldap_pvt_thread_mutex_unlock( &libradius_mutex );
       return rc;
}
int init_module ( int  argc,
char *  argv[] 
)

Definition at line 122 of file radius.c.

{
       int    i;

       for ( i = 0; i < argc; i++ ) {
              if ( strncasecmp( argv[ i ], "config=", STRLENOF( "config=" ) ) == 0 ) {
                     /* FIXME: what if multiple loads of same module?
                      * does it make sense (e.g. override an existing one)? */
                     if ( config_filename == NULL ) {
                            config_filename = ber_strdup( &argv[ i ][ STRLENOF( "config=" ) ] );
                     }

              } else {
                     fprintf( stderr, "init_module(radius): unknown arg#%d=\"%s\".\n",
                            i, argv[ i ] );
                     return 1;
              }
       }

       ldap_pvt_thread_mutex_init( &libradius_mutex );

       return lutil_passwd_add( (struct berval *)&scheme, chk_radius, NULL );
}

Here is the call graph for this function:

Definition at line 116 of file radius.c.

{
       return ldap_pvt_thread_mutex_destroy( &libradius_mutex );
}

Variable Documentation

struct berval = BER_BVC("{RADIUS}") [static]

Definition at line 30 of file radius.c.

Definition at line 29 of file radius.c.

char* config_filename [static]

Definition at line 31 of file radius.c.

Definition at line 32 of file radius.c.