shadow/lib/shadowio.c

181 lines
2.6 KiB
C

#include <config.h>
#ifdef SHADOWPWD
#include "rcsid.h"
RCSID("$Id: shadowio.c,v 1.13 2001/08/14 21:10:36 malekith Exp $")
#include "prototypes.h"
#include "defines.h"
#ifdef HAVE_SHADOW_H
# include <shadow.h>
#endif
#include <stdio.h>
#include "commonio.h"
#include "shadowio.h"
struct spwd *
__spw_dup(const struct spwd *spent)
{
struct spwd *sp;
if (!(sp = (struct spwd *) malloc(sizeof *sp)))
return NULL;
*sp = *spent;
if (!(sp->sp_namp = strdup(spent->sp_namp)))
return NULL;
if (!(sp->sp_pwdp = strdup(spent->sp_pwdp)))
return NULL;
return sp;
}
static void *
shadow_dup(const void *ent)
{
const struct spwd *sp = ent;
return __spw_dup(sp);
}
static void
shadow_free(void *ent)
{
struct spwd *sp = ent;
free(sp->sp_namp);
free(sp->sp_pwdp);
free(sp);
}
static const char *
shadow_getname(const void *ent)
{
const struct spwd *sp = ent;
return sp->sp_namp;
}
static void *
shadow_parse(const char *line)
{
return (void *) sgetspent(line);
}
static int
shadow_put(const void *ent, FILE *file)
{
const struct spwd *sp = ent;
return (putspent(sp, file) == -1) ? -1 : 0;
}
static struct commonio_ops shadow_ops = {
shadow_dup,
shadow_free,
shadow_getname,
shadow_parse,
shadow_put,
fgets,
fputs
};
static struct commonio_db shadow_db = {
SHADOW_FILE, /* filename */
&shadow_ops, /* ops */
NULL, /* fp */
NULL, /* head */
NULL, /* tail */
NULL, /* cursor */
0, /* changed */
0, /* isopen */
0, /* locked */
0 /* readonly */
};
int
spw_name(const char *filename)
{
return commonio_setname(&shadow_db, filename);
}
int
spw_file_present(void)
{
return commonio_present(&shadow_db);
}
int
spw_lock(void)
{
return commonio_lock(&shadow_db);
}
int
spw_open(int mode)
{
return commonio_open(&shadow_db, mode);
}
const struct spwd *
spw_locate(const char *name)
{
return commonio_locate(&shadow_db, name);
}
int
spw_update(const struct spwd *sp)
{
return commonio_update(&shadow_db, (const void *) sp);
}
int
spw_remove(const char *name)
{
return commonio_remove(&shadow_db, name);
}
int
spw_rewind(void)
{
return commonio_rewind(&shadow_db);
}
const struct spwd *
spw_next(void)
{
return commonio_next(&shadow_db);
}
int
spw_close(void)
{
return commonio_close(&shadow_db);
}
int
spw_unlock(void)
{
return commonio_unlock(&shadow_db);
}
struct commonio_entry *
__spw_get_head(void)
{
return shadow_db.head;
}
void
__spw_del_entry(const struct commonio_entry *ent)
{
commonio_del_entry(&shadow_db, ent);
}
/* Sort with respect to passwd ordering. */
int
spw_sort()
{
extern struct commonio_db *__pw_get_db();
return commonio_sort_wrt(&shadow_db, __pw_get_db());
}
#endif