src/auth/userdb.c

	userdb.c revision 25757faf029c369a8318349dafe952e2358df1d8
/* Copyright (C) 2002-2003 Timo Sirainen */

#include "common.h"
#include "userdb.h"

#include <stdlib.h>

struct userdb_module *userdb;

void userdb_init(void)
{
    const char *name, *args;

    userdb = NULL;

    name = getenv("USERDB");
    if (name == NULL)
        i_fatal("USERDB environment is unset");

#ifdef USERDB_PASSWD
    if (strcasecmp(name, "passwd") == 0)
        userdb = &userdb_passwd;
#endif
#ifdef USERDB_PASSWD_FILE
    if (strcasecmp(name, "passwd-file") == 0)
        userdb = &userdb_passwd_file;
#endif
#ifdef USERDB_STATIC
    if (strcasecmp(name, "static") == 0)
        userdb = &userdb_static;
#endif
#ifdef USERDB_VPOPMAIL
    if (strcasecmp(name, "vpopmail") == 0)
        userdb = &userdb_vpopmail;
#endif

    if (userdb == NULL)
        i_fatal("Unknown userdb type '%s'", name);

    /* initialize */
    if (userdb->init != NULL) {
        args = getenv("USERDB_ARGS");
        if (args == NULL) args = "";

        userdb->init(args);
    }
}

void userdb_deinit(void)
{
    if (userdb != NULL && userdb->deinit != NULL)
        userdb->deinit();
}